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-rw-r--r--sound/usb/card.h8
-rw-r--r--sound/usb/clock.c305
-rw-r--r--sound/usb/endpoint.c1
-rw-r--r--sound/usb/endpoint.h1
-rw-r--r--sound/usb/format.c2
-rw-r--r--sound/usb/mixer.c8
-rw-r--r--sound/usb/mixer.h1
-rw-r--r--sound/usb/mixer_quirks.c6
-rw-r--r--sound/usb/mixer_scarlett_gen2.c3231
-rw-r--r--sound/usb/pcm.c202
-rw-r--r--sound/usb/pcm.h3
-rw-r--r--sound/usb/quirks-table.h70
-rw-r--r--sound/usb/usx2y/us122l.c63
-rw-r--r--sound/usb/usx2y/us122l.h2
-rw-r--r--sound/usb/usx2y/usX2Yhwdep.c135
-rw-r--r--sound/usb/usx2y/usX2Yhwdep.h2
-rw-r--r--sound/usb/usx2y/usb_stream.c82
-rw-r--r--sound/usb/usx2y/usb_stream.h23
-rw-r--r--sound/usb/usx2y/usbus428ctldefs.h104
-rw-r--r--sound/usb/usx2y/usbusx2y.c389
-rw-r--r--sound/usb/usx2y/usbusx2y.h65
-rw-r--r--sound/usb/usx2y/usbusx2yaudio.c684
-rw-r--r--sound/usb/usx2y/usx2yhwdeppcm.c627
-rw-r--r--sound/usb/usx2y/usx2yhwdeppcm.h4
24 files changed, 3994 insertions, 2024 deletions
diff --git a/sound/usb/card.h b/sound/usb/card.h
index a741e7da83a2..5577a776561b 100644
--- a/sound/usb/card.h
+++ b/sound/usb/card.h
@@ -54,6 +54,7 @@ struct snd_urb_ctx {
struct snd_usb_endpoint *ep;
int index; /* index for urb array */
int packets; /* number of packets per urb */
+ int queued; /* queued data bytes by this urb */
int packet_size[MAX_PACKS_HS]; /* size of packets for next submission */
struct list_head ready_list;
};
@@ -158,8 +159,10 @@ struct snd_usb_substream {
unsigned int running: 1; /* running status */
+ unsigned int buffer_bytes; /* buffer size in bytes */
+ unsigned int inflight_bytes; /* in-flight data bytes on buffer (for playback) */
unsigned int hwptr_done; /* processed byte position in the buffer */
- unsigned int transfer_done; /* processed frames since last period update */
+ unsigned int transfer_done; /* processed frames since last period update */
unsigned int frame_limit; /* limits number of packets in URB */
/* data and sync endpoints for this stream */
@@ -174,8 +177,7 @@ struct snd_usb_substream {
struct list_head fmt_list; /* format list */
spinlock_t lock;
- int last_frame_number; /* stored frame number */
- int last_delay; /* stored delay */
+ unsigned int last_frame_number; /* stored frame number */
struct {
int marker;
diff --git a/sound/usb/clock.c b/sound/usb/clock.c
index 17bbde73d4d1..52de52288e10 100644
--- a/sound/usb/clock.c
+++ b/sound/usb/clock.c
@@ -21,82 +21,77 @@
#include "clock.h"
#include "quirks.h"
+union uac23_clock_source_desc {
+ struct uac_clock_source_descriptor v2;
+ struct uac3_clock_source_descriptor v3;
+};
+
+union uac23_clock_selector_desc {
+ struct uac_clock_selector_descriptor v2;
+ struct uac3_clock_selector_descriptor v3;
+};
+
+union uac23_clock_multiplier_desc {
+ struct uac_clock_multiplier_descriptor v2;
+ struct uac_clock_multiplier_descriptor v3;
+};
+
+#define GET_VAL(p, proto, field) \
+ ((proto) == UAC_VERSION_3 ? (p)->v3.field : (p)->v2.field)
+
static void *find_uac_clock_desc(struct usb_host_interface *iface, int id,
- bool (*validator)(void *, int), u8 type)
+ bool (*validator)(void *, int, int),
+ u8 type, int proto)
{
void *cs = NULL;
while ((cs = snd_usb_find_csint_desc(iface->extra, iface->extralen,
cs, type))) {
- if (validator(cs, id))
+ if (validator(cs, id, proto))
return cs;
}
return NULL;
}
-static bool validate_clock_source_v2(void *p, int id)
+static bool validate_clock_source(void *p, int id, int proto)
{
- struct uac_clock_source_descriptor *cs = p;
- return cs->bClockID == id;
-}
+ union uac23_clock_source_desc *cs = p;
-static bool validate_clock_source_v3(void *p, int id)
-{
- struct uac3_clock_source_descriptor *cs = p;
- return cs->bClockID == id;
+ return GET_VAL(cs, proto, bClockID) == id;
}
-static bool validate_clock_selector_v2(void *p, int id)
+static bool validate_clock_selector(void *p, int id, int proto)
{
- struct uac_clock_selector_descriptor *cs = p;
- return cs->bClockID == id;
-}
+ union uac23_clock_selector_desc *cs = p;
-static bool validate_clock_selector_v3(void *p, int id)
-{
- struct uac3_clock_selector_descriptor *cs = p;
- return cs->bClockID == id;
+ return GET_VAL(cs, proto, bClockID) == id;
}
-static bool validate_clock_multiplier_v2(void *p, int id)
+static bool validate_clock_multiplier(void *p, int id, int proto)
{
- struct uac_clock_multiplier_descriptor *cs = p;
- return cs->bClockID == id;
-}
+ union uac23_clock_multiplier_desc *cs = p;
-static bool validate_clock_multiplier_v3(void *p, int id)
-{
- struct uac3_clock_multiplier_descriptor *cs = p;
- return cs->bClockID == id;
+ return GET_VAL(cs, proto, bClockID) == id;
}
-#define DEFINE_FIND_HELPER(name, obj, validator, type) \
-static obj *name(struct usb_host_interface *iface, int id) \
-{ \
- return find_uac_clock_desc(iface, id, validator, type); \
+#define DEFINE_FIND_HELPER(name, obj, validator, type2, type3) \
+static obj *name(struct snd_usb_audio *chip, int id, int proto) \
+{ \
+ return find_uac_clock_desc(chip->ctrl_intf, id, validator, \
+ proto == UAC_VERSION_3 ? (type3) : (type2), \
+ proto); \
}
DEFINE_FIND_HELPER(snd_usb_find_clock_source,
- struct uac_clock_source_descriptor,
- validate_clock_source_v2, UAC2_CLOCK_SOURCE);
-DEFINE_FIND_HELPER(snd_usb_find_clock_source_v3,
- struct uac3_clock_source_descriptor,
- validate_clock_source_v3, UAC3_CLOCK_SOURCE);
-
+ union uac23_clock_source_desc, validate_clock_source,
+ UAC2_CLOCK_SOURCE, UAC3_CLOCK_SOURCE);
DEFINE_FIND_HELPER(snd_usb_find_clock_selector,
- struct uac_clock_selector_descriptor,
- validate_clock_selector_v2, UAC2_CLOCK_SELECTOR);
-DEFINE_FIND_HELPER(snd_usb_find_clock_selector_v3,
- struct uac3_clock_selector_descriptor,
- validate_clock_selector_v3, UAC3_CLOCK_SELECTOR);
-
+ union uac23_clock_selector_desc, validate_clock_selector,
+ UAC2_CLOCK_SELECTOR, UAC3_CLOCK_SELECTOR);
DEFINE_FIND_HELPER(snd_usb_find_clock_multiplier,
- struct uac_clock_multiplier_descriptor,
- validate_clock_multiplier_v2, UAC2_CLOCK_MULTIPLIER);
-DEFINE_FIND_HELPER(snd_usb_find_clock_multiplier_v3,
- struct uac3_clock_multiplier_descriptor,
- validate_clock_multiplier_v3, UAC3_CLOCK_MULTIPLIER);
+ union uac23_clock_multiplier_desc, validate_clock_multiplier,
+ UAC2_CLOCK_MULTIPLIER, UAC3_CLOCK_MULTIPLIER);
static int uac_clock_selector_get_val(struct snd_usb_audio *chip, int selector_id)
{
@@ -159,14 +154,13 @@ static bool uac_clock_source_is_valid_quirk(struct snd_usb_audio *chip,
int count;
unsigned char data;
struct usb_device *dev = chip->dev;
+ union uac23_clock_source_desc *cs_desc;
- if (fmt->protocol == UAC_VERSION_2) {
- struct uac_clock_source_descriptor *cs_desc =
- snd_usb_find_clock_source(chip->ctrl_intf, source_id);
-
- if (!cs_desc)
- return false;
+ cs_desc = snd_usb_find_clock_source(chip, source_id, fmt->protocol);
+ if (!cs_desc)
+ return false;
+ if (fmt->protocol == UAC_VERSION_2) {
/*
* Assume the clock is valid if clock source supports only one
* single sample rate, the terminal is connected directly to it
@@ -175,8 +169,8 @@ static bool uac_clock_source_is_valid_quirk(struct snd_usb_audio *chip,
* reports that clock is invalid.
*/
if (fmt->nr_rates == 1 &&
- (fmt->clock & 0xff) == cs_desc->bClockID &&
- (cs_desc->bmAttributes & 0x3) !=
+ (fmt->clock & 0xff) == cs_desc->v2.bClockID &&
+ (cs_desc->v2.bmAttributes & 0x3) !=
UAC_CLOCK_SOURCE_TYPE_EXT)
return true;
}
@@ -222,22 +216,16 @@ static bool uac_clock_source_is_valid(struct snd_usb_audio *chip,
unsigned char data;
struct usb_device *dev = chip->dev;
u32 bmControls;
+ union uac23_clock_source_desc *cs_desc;
- if (fmt->protocol == UAC_VERSION_3) {
- struct uac3_clock_source_descriptor *cs_desc =
- snd_usb_find_clock_source_v3(chip->ctrl_intf, source_id);
-
- if (!cs_desc)
- return false;
- bmControls = le32_to_cpu(cs_desc->bmControls);
- } else { /* UAC_VERSION_1/2 */
- struct uac_clock_source_descriptor *cs_desc =
- snd_usb_find_clock_source(chip->ctrl_intf, source_id);
+ cs_desc = snd_usb_find_clock_source(chip, source_id, fmt->protocol);
+ if (!cs_desc)
+ return false;
- if (!cs_desc)
- return false;
- bmControls = cs_desc->bmControls;
- }
+ if (fmt->protocol == UAC_VERSION_3)
+ bmControls = le32_to_cpu(cs_desc->v3.bmControls);
+ else
+ bmControls = cs_desc->v2.bmControls;
/* If a clock source can't tell us whether it's valid, we assume it is */
if (!uac_v2v3_control_is_readable(bmControls,
@@ -267,9 +255,12 @@ static int __uac_clock_find_source(struct snd_usb_audio *chip,
const struct audioformat *fmt, int entity_id,
unsigned long *visited, bool validate)
{
- struct uac_clock_source_descriptor *source;
- struct uac_clock_selector_descriptor *selector;
- struct uac_clock_multiplier_descriptor *multiplier;
+ union uac23_clock_source_desc *source;
+ union uac23_clock_selector_desc *selector;
+ union uac23_clock_multiplier_desc *multiplier;
+ int ret, i, cur, err, pins, clock_id;
+ const u8 *sources;
+ int proto = fmt->protocol;
entity_id &= 0xff;
@@ -281,9 +272,9 @@ static int __uac_clock_find_source(struct snd_usb_audio *chip,
}
/* first, see if the ID we're looking for is a clock source already */
- source = snd_usb_find_clock_source(chip->ctrl_intf, entity_id);
+ source = snd_usb_find_clock_source(chip, entity_id, proto);
if (source) {
- entity_id = source->bClockID;
+ entity_id = GET_VAL(source, proto, bClockID);
if (validate && !uac_clock_source_is_valid(chip, fmt,
entity_id)) {
usb_audio_err(chip,
@@ -294,35 +285,43 @@ static int __uac_clock_find_source(struct snd_usb_audio *chip,
return entity_id;
}
- selector = snd_usb_find_clock_selector(chip->ctrl_intf, entity_id);
+ selector = snd_usb_find_clock_selector(chip, entity_id, proto);
if (selector) {
- int ret, i, cur, err;
+ pins = GET_VAL(selector, proto, bNrInPins);
+ clock_id = GET_VAL(selector, proto, bClockID);
+ sources = GET_VAL(selector, proto, baCSourceID);
+ cur = 0;
- if (selector->bNrInPins == 1) {
+ if (pins == 1) {
ret = 1;
goto find_source;
}
/* the entity ID we are looking for is a selector.
* find out what it currently selects */
- ret = uac_clock_selector_get_val(chip, selector->bClockID);
- if (ret < 0)
- return ret;
+ ret = uac_clock_selector_get_val(chip, clock_id);
+ if (ret < 0) {
+ if (!chip->autoclock)
+ return ret;
+ goto find_others;
+ }
/* Selector values are one-based */
- if (ret > selector->bNrInPins || ret < 1) {
+ if (ret > pins || ret < 1) {
usb_audio_err(chip,
"%s(): selector reported illegal value, id %d, ret %d\n",
- __func__, selector->bClockID, ret);
+ __func__, clock_id, ret);
- return -EINVAL;
+ if (!chip->autoclock)
+ return -EINVAL;
+ goto find_others;
}
find_source:
cur = ret;
ret = __uac_clock_find_source(chip, fmt,
- selector->baCSourceID[ret - 1],
+ sources[ret - 1],
visited, validate);
if (ret > 0) {
err = uac_clock_selector_set_val(chip, entity_id, cur);
@@ -333,13 +332,14 @@ static int __uac_clock_find_source(struct snd_usb_audio *chip,
if (!validate || ret > 0 || !chip->autoclock)
return ret;
+ find_others:
/* The current clock source is invalid, try others. */
- for (i = 1; i <= selector->bNrInPins; i++) {
+ for (i = 1; i <= pins; i++) {
if (i == cur)
continue;
ret = __uac_clock_find_source(chip, fmt,
- selector->baCSourceID[i - 1],
+ sources[i - 1],
visited, true);
if (ret < 0)
continue;
@@ -358,116 +358,15 @@ static int __uac_clock_find_source(struct snd_usb_audio *chip,
}
/* FIXME: multipliers only act as pass-thru element for now */
- multiplier = snd_usb_find_clock_multiplier(chip->ctrl_intf, entity_id);
+ multiplier = snd_usb_find_clock_multiplier(chip, entity_id, proto);
if (multiplier)
return __uac_clock_find_source(chip, fmt,
- multiplier->bCSourceID,
+ GET_VAL(multiplier, proto, bCSourceID),
visited, validate);
return -EINVAL;
}
-static int __uac3_clock_find_source(struct snd_usb_audio *chip,
- const struct audioformat *fmt, int entity_id,
- unsigned long *visited, bool validate)
-{
- struct uac3_clock_source_descriptor *source;
- struct uac3_clock_selector_descriptor *selector;
- struct uac3_clock_multiplier_descriptor *multiplier;
-
- entity_id &= 0xff;
-
- if (test_and_set_bit(entity_id, visited)) {
- usb_audio_warn(chip,
- "%s(): recursive clock topology detected, id %d.\n",
- __func__, entity_id);
- return -EINVAL;
- }
-
- /* first, see if the ID we're looking for is a clock source already */
- source = snd_usb_find_clock_source_v3(chip->ctrl_intf, entity_id);
- if (source) {
- entity_id = source->bClockID;
- if (validate && !uac_clock_source_is_valid(chip, fmt,
- entity_id)) {
- usb_audio_err(chip,
- "clock source %d is not valid, cannot use\n",
- entity_id);
- return -ENXIO;
- }
- return entity_id;
- }
-
- selector = snd_usb_find_clock_selector_v3(chip->ctrl_intf, entity_id);
- if (selector) {
- int ret, i, cur, err;
-
- /* the entity ID we are looking for is a selector.
- * find out what it currently selects */
- ret = uac_clock_selector_get_val(chip, selector->bClockID);
- if (ret < 0)
- return ret;
-
- /* Selector values are one-based */
-
- if (ret > selector->bNrInPins || ret < 1) {
- usb_audio_err(chip,
- "%s(): selector reported illegal value, id %d, ret %d\n",
- __func__, selector->bClockID, ret);
-
- return -EINVAL;
- }
-
- cur = ret;
- ret = __uac3_clock_find_source(chip, fmt,
- selector->baCSourceID[ret - 1],
- visited, validate);
- if (ret > 0) {
- err = uac_clock_selector_set_val(chip, entity_id, cur);
- if (err < 0)
- return err;
- }
-
- if (!validate || ret > 0 || !chip->autoclock)
- return ret;
-
- /* The current clock source is invalid, try others. */
- for (i = 1; i <= selector->bNrInPins; i++) {
- int err;
-
- if (i == cur)
- continue;
-
- ret = __uac3_clock_find_source(chip, fmt,
- selector->baCSourceID[i - 1],
- visited, true);
- if (ret < 0)
- continue;
-
- err = uac_clock_selector_set_val(chip, entity_id, i);
- if (err < 0)
- continue;
-
- usb_audio_info(chip,
- "found and selected valid clock source %d\n",
- ret);
- return ret;
- }
-
- return -ENXIO;
- }
-
- /* FIXME: multipliers only act as pass-thru element for now */
- multiplier = snd_usb_find_clock_multiplier_v3(chip->ctrl_intf,
- entity_id);
- if (multiplier)
- return __uac3_clock_find_source(chip, fmt,
- multiplier->bCSourceID,
- visited, validate);
-
- return -EINVAL;
-}
-
/*
* For all kinds of sample rate settings and other device queries,
* the clock source (end-leaf) must be used. However, clock selectors,
@@ -487,10 +386,8 @@ int snd_usb_clock_find_source(struct snd_usb_audio *chip,
switch (fmt->protocol) {
case UAC_VERSION_2:
- return __uac_clock_find_source(chip, fmt, fmt->clock, visited,
- validate);
case UAC_VERSION_3:
- return __uac3_clock_find_source(chip, fmt, fmt->clock, visited,
+ return __uac_clock_find_source(chip, fmt, fmt->clock, visited,
validate);
default:
return -EINVAL;
@@ -593,18 +490,13 @@ int snd_usb_set_sample_rate_v2v3(struct snd_usb_audio *chip,
u32 bmControls;
__le32 data;
int err;
+ union uac23_clock_source_desc *cs_desc;
- if (fmt->protocol == UAC_VERSION_3) {
- struct uac3_clock_source_descriptor *cs_desc;
-
- cs_desc = snd_usb_find_clock_source_v3(chip->ctrl_intf, clock);
- bmControls = le32_to_cpu(cs_desc->bmControls);
- } else {
- struct uac_clock_source_descriptor *cs_desc;
-
- cs_desc = snd_usb_find_clock_source(chip->ctrl_intf, clock);
- bmControls = cs_desc->bmControls;
- }
+ cs_desc = snd_usb_find_clock_source(chip, clock, fmt->protocol);
+ if (fmt->protocol == UAC_VERSION_3)
+ bmControls = le32_to_cpu(cs_desc->v3.bmControls);
+ else
+ bmControls = cs_desc->v2.bmControls;
writeable = uac_v2v3_control_is_writeable(bmControls,
UAC2_CS_CONTROL_SAM_FREQ);
@@ -642,6 +534,13 @@ static int set_sample_rate_v2v3(struct snd_usb_audio *chip,
* rate.
*/
clock = snd_usb_clock_find_source(chip, fmt, false);
+
+ /* Denon DN-X1600 hardcoded
+ * Sample rate seems to be set on the hardware itself
+ */
+ if (chip->usb_id == USB_ID(0x154e, 0x500e))
+ return 0;
+
if (clock < 0)
return clock;
}
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 014c43862826..da649211bff3 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -275,6 +275,7 @@ static void prepare_silent_urb(struct snd_usb_endpoint *ep,
urb->number_of_packets = ctx->packets;
urb->transfer_buffer_length = offs * ep->stride + ctx->packets * extra;
+ ctx->queued = 0;
}
/*
diff --git a/sound/usb/endpoint.h b/sound/usb/endpoint.h
index eea4ca49876d..a668f675b52b 100644
--- a/sound/usb/endpoint.h
+++ b/sound/usb/endpoint.h
@@ -19,7 +19,6 @@ void snd_usb_endpoint_close(struct snd_usb_audio *chip,
struct snd_usb_endpoint *ep);
int snd_usb_endpoint_configure(struct snd_usb_audio *chip,
struct snd_usb_endpoint *ep);
-void snd_usb_endpoint_suspend(struct snd_usb_endpoint *ep);
bool snd_usb_endpoint_compatible(struct snd_usb_audio *chip,
struct snd_usb_endpoint *ep,
diff --git a/sound/usb/format.c b/sound/usb/format.c
index 2287f8c65315..eb216fef4ba7 100644
--- a/sound/usb/format.c
+++ b/sound/usb/format.c
@@ -223,9 +223,11 @@ static int parse_audio_format_rates_v1(struct snd_usb_audio *chip, struct audiof
continue;
/* C-Media CM6501 mislabels its 96 kHz altsetting */
/* Terratec Aureon 7.1 USB C-Media 6206, too */
+ /* Ozone Z90 USB C-Media, too */
if (rate == 48000 && nr_rates == 1 &&
(chip->usb_id == USB_ID(0x0d8c, 0x0201) ||
chip->usb_id == USB_ID(0x0d8c, 0x0102) ||
+ chip->usb_id == USB_ID(0x0d8c, 0x0078) ||
chip->usb_id == USB_ID(0x0ccd, 0x00b1)) &&
fp->altsetting == 5 && fp->maxpacksize == 392)
rate = 96000;
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 428d581f988f..30b3e128e28d 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -3294,8 +3294,9 @@ static void snd_usb_mixer_dump_cval(struct snd_info_buffer *buffer,
struct usb_mixer_elem_list *list)
{
struct usb_mixer_elem_info *cval = mixer_elem_list_to_info(list);
- static const char * const val_types[] = {"BOOLEAN", "INV_BOOLEAN",
- "S8", "U8", "S16", "U16"};
+ static const char * const val_types[] = {
+ "BOOLEAN", "INV_BOOLEAN", "S8", "U8", "S16", "U16", "S32", "U32",
+ };
snd_iprintf(buffer, " Info: id=%i, control=%i, cmask=0x%x, "
"channels=%i, type=\"%s\"\n", cval->head.id,
cval->control, cval->cmask, cval->channels,
@@ -3605,6 +3606,9 @@ static int restore_mixer_value(struct usb_mixer_elem_list *list)
struct usb_mixer_elem_info *cval = mixer_elem_list_to_info(list);
int c, err, idx;
+ if (cval->val_type == USB_MIXER_BESPOKEN)
+ return 0;
+
if (cval->cmask) {
idx = 0;
for (c = 0; c < MAX_CHANNELS; c++) {
diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h
index e5a01f17bf3c..ea41e7a1f7bf 100644
--- a/sound/usb/mixer.h
+++ b/sound/usb/mixer.h
@@ -55,6 +55,7 @@ enum {
USB_MIXER_U16,
USB_MIXER_S32,
USB_MIXER_U32,
+ USB_MIXER_BESPOKEN, /* non-standard type */
};
typedef void (*usb_mixer_elem_dump_func_t)(struct snd_info_buffer *buffer,
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c
index 37ad77524c0b..0a3cb8fd7d00 100644
--- a/sound/usb/mixer_quirks.c
+++ b/sound/usb/mixer_quirks.c
@@ -3060,6 +3060,12 @@ int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
case USB_ID(0x1235, 0x8203): /* Focusrite Scarlett 6i6 2nd Gen */
case USB_ID(0x1235, 0x8204): /* Focusrite Scarlett 18i8 2nd Gen */
case USB_ID(0x1235, 0x8201): /* Focusrite Scarlett 18i20 2nd Gen */
+ case USB_ID(0x1235, 0x8211): /* Focusrite Scarlett Solo 3rd Gen */
+ case USB_ID(0x1235, 0x8210): /* Focusrite Scarlett 2i2 3rd Gen */
+ case USB_ID(0x1235, 0x8212): /* Focusrite Scarlett 4i4 3rd Gen */
+ case USB_ID(0x1235, 0x8213): /* Focusrite Scarlett 8i6 3rd Gen */
+ case USB_ID(0x1235, 0x8214): /* Focusrite Scarlett 18i8 3rd Gen */
+ case USB_ID(0x1235, 0x8215): /* Focusrite Scarlett 18i20 3rd Gen */
err = snd_scarlett_gen2_init(mixer);
break;
diff --git a/sound/usb/mixer_scarlett_gen2.c b/sound/usb/mixer_scarlett_gen2.c
index 4caf379d5b99..f9d698a37153 100644
--- a/sound/usb/mixer_scarlett_gen2.c
+++ b/sound/usb/mixer_scarlett_gen2.c
@@ -1,8 +1,13 @@
// SPDX-License-Identifier: GPL-2.0
/*
- * Focusrite Scarlett 6i6/18i8/18i20 Gen 2 Driver for ALSA
+ * Focusrite Scarlett Gen 2/3 Driver for ALSA
*
- * Copyright (c) 2018-2019 by Geoffrey D. Bennett <g at b4.vu>
+ * Supported models:
+ * - 6i6/18i8/18i20 Gen 2
+ * - Solo/2i2/4i4/8i6/18i8/18i20 Gen 3
+ *
+ * Copyright (c) 2018-2021 by Geoffrey D. Bennett <g at b4.vu>
+ * Copyright (c) 2020-2021 by Vladimir Sadovnikov <sadko4u@gmail.com>
*
* Based on the Scarlett (Gen 1) Driver for ALSA:
*
@@ -19,10 +24,6 @@
* David Henningsson <david.henningsson at canonical.com>
*/
-/* Mixer Interface for the Focusrite Scarlett 6i6/18i8/18i20 Gen 2 audio
- * interface. Based on the Gen 1 driver and rewritten.
- */
-
/* The protocol was reverse engineered by looking at the communication
* between Focusrite Control 2.3.4 and the Focusrite(R) Scarlett 18i20
* (firmware 1083) using usbmon in July-August 2018.
@@ -32,12 +33,33 @@
* Scarlett 6i6 support added in June 2019 (thanks to Martin Wittmann
* for providing usbmon output and testing).
*
- * This ALSA mixer gives access to:
+ * Scarlett 4i4/8i6 Gen 3 support added in May 2020 (thanks to Laurent
+ * Debricon for donating a 4i4 and to Fredrik Unger for providing 8i6
+ * usbmon output and testing).
+ *
+ * Scarlett 18i8/18i20 Gen 3 support added in June 2020 (thanks to
+ * Darren Jaeckel, Alex Sedlack, and Clovis Lunel for providing usbmon
+ * output, protocol traces and testing).
+ *
+ * Support for loading mixer volume and mux configuration from the
+ * interface during driver initialisation added in May 2021 (thanks to
+ * Vladimir Sadovnikov for figuring out how).
+ *
+ * Support for Solo/2i2 Gen 3 added in May 2021 (thanks to Alexander
+ * Vorona for 2i2 protocol traces).
+ *
+ * Support for phantom power, direct monitoring, speaker switching,
+ * and talkback added in May-June 2021.
+ *
+ * This ALSA mixer gives access to (model-dependent):
* - input, output, mixer-matrix muxes
- * - 18x10 mixer-matrix gain stages
- * - gain/volume controls
+ * - mixer-matrix gain stages
+ * - gain/volume/mute controls
* - level meters
- * - line/inst level and pad controls
+ * - line/inst level, pad, and air controls
+ * - phantom power, direct monitor, speaker switching, and talkback
+ * controls
+ * - disable/enable MSD mode
*
* <ditaa>
* /--------------\ 18chn 20chn /--------------\
@@ -90,6 +112,14 @@
* \--------------/
* </ditaa>
*
+ * Gen 3 devices have a Mass Storage Device (MSD) mode where a small
+ * disk with registration and driver download information is presented
+ * to the host. To access the full functionality of the device without
+ * proprietary software, MSD mode can be disabled by:
+ * - holding down the 48V button for five seconds while powering on
+ * the device, or
+ * - using this driver and alsamixer to change the "MSD Mode" setting
+ * to Off and power-cycling the device
*/
#include <linux/slab.h>
@@ -108,6 +138,9 @@
/* device_setup value to enable */
#define SCARLETT2_ENABLE 0x01
+/* device_setup value to allow turning MSD mode back on */
+#define SCARLETT2_MSD_ENABLE 0x02
+
/* some gui mixers can't handle negative ctl values */
#define SCARLETT2_VOLUME_BIAS 127
@@ -117,11 +150,12 @@
#define SCARLETT2_MIXER_MAX_DB 6
#define SCARLETT2_MIXER_MAX_VALUE \
((SCARLETT2_MIXER_MAX_DB - SCARLETT2_MIXER_MIN_DB) * 2)
+#define SCARLETT2_MIXER_VALUE_COUNT (SCARLETT2_MIXER_MAX_VALUE + 1)
/* map from (dB + 80) * 2 to mixer value
* for dB in 0 .. 172: int(8192 * pow(10, ((dB - 160) / 2 / 20)))
*/
-static const u16 scarlett2_mixer_values[173] = {
+static const u16 scarlett2_mixer_values[SCARLETT2_MIXER_VALUE_COUNT] = {
0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2,
2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 8, 8,
9, 9, 10, 10, 11, 12, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
@@ -143,23 +177,23 @@ static const u16 scarlett2_mixer_values[173] = {
/* Maximum number of level and pad switches */
#define SCARLETT2_LEVEL_SWITCH_MAX 2
-#define SCARLETT2_PAD_SWITCH_MAX 4
+#define SCARLETT2_PAD_SWITCH_MAX 8
+#define SCARLETT2_AIR_SWITCH_MAX 8
+#define SCARLETT2_PHANTOM_SWITCH_MAX 2
/* Maximum number of inputs to the mixer */
-#define SCARLETT2_INPUT_MIX_MAX 18
+#define SCARLETT2_INPUT_MIX_MAX 25
/* Maximum number of outputs from the mixer */
-#define SCARLETT2_OUTPUT_MIX_MAX 10
+#define SCARLETT2_OUTPUT_MIX_MAX 12
/* Maximum size of the data in the USB mux assignment message:
- * 18 inputs, 20 outputs, 18 matrix inputs, 8 spare
+ * 20 inputs, 20 outputs, 25 matrix inputs, 12 spare
*/
-#define SCARLETT2_MUX_MAX 64
+#define SCARLETT2_MUX_MAX 77
-/* Number of meters:
- * 18 inputs, 20 outputs, 18 matrix inputs
- */
-#define SCARLETT2_NUM_METERS 56
+/* Maximum number of meters (sum of output port counts) */
+#define SCARLETT2_MAX_METERS 65
/* Hardware port types:
* - None (no input to mux)
@@ -170,74 +204,219 @@ static const u16 scarlett2_mixer_values[173] = {
* - PCM I/O
*/
enum {
- SCARLETT2_PORT_TYPE_NONE = 0,
+ SCARLETT2_PORT_TYPE_NONE = 0,
SCARLETT2_PORT_TYPE_ANALOGUE = 1,
- SCARLETT2_PORT_TYPE_SPDIF = 2,
- SCARLETT2_PORT_TYPE_ADAT = 3,
- SCARLETT2_PORT_TYPE_MIX = 4,
- SCARLETT2_PORT_TYPE_PCM = 5,
- SCARLETT2_PORT_TYPE_COUNT = 6,
+ SCARLETT2_PORT_TYPE_SPDIF = 2,
+ SCARLETT2_PORT_TYPE_ADAT = 3,
+ SCARLETT2_PORT_TYPE_MIX = 4,
+ SCARLETT2_PORT_TYPE_PCM = 5,
+ SCARLETT2_PORT_TYPE_COUNT = 6,
};
-/* Count of total I/O and number available at each sample rate */
+/* I/O count of each port type kept in struct scarlett2_ports */
enum {
- SCARLETT2_PORT_IN = 0,
- SCARLETT2_PORT_OUT = 1,
- SCARLETT2_PORT_OUT_44 = 2,
- SCARLETT2_PORT_OUT_88 = 3,
- SCARLETT2_PORT_OUT_176 = 4,
- SCARLETT2_PORT_DIRECTIONS = 5,
+ SCARLETT2_PORT_IN = 0,
+ SCARLETT2_PORT_OUT = 1,
+ SCARLETT2_PORT_DIRNS = 2,
};
-/* Hardware buttons on the 18i20 */
-#define SCARLETT2_BUTTON_MAX 2
+/* Dim/Mute buttons on the 18i20 */
+enum {
+ SCARLETT2_BUTTON_MUTE = 0,
+ SCARLETT2_BUTTON_DIM = 1,
+ SCARLETT2_DIM_MUTE_COUNT = 2,
+};
-static const char *const scarlett2_button_names[SCARLETT2_BUTTON_MAX] = {
+static const char *const scarlett2_dim_mute_names[SCARLETT2_DIM_MUTE_COUNT] = {
"Mute", "Dim"
};
/* Description of each hardware port type:
- * - id: hardware ID for this port type
- * - num: number of sources/destinations of this port type
+ * - id: hardware ID of this port type
* - src_descr: printf format string for mux input selections
* - src_num_offset: added to channel number for the fprintf
* - dst_descr: printf format string for mixer controls
*/
-struct scarlett2_ports {
+struct scarlett2_port {
u16 id;
- int num[SCARLETT2_PORT_DIRECTIONS];
const char * const src_descr;
int src_num_offset;
const char * const dst_descr;
};
+static const struct scarlett2_port scarlett2_ports[SCARLETT2_PORT_TYPE_COUNT] = {
+ [SCARLETT2_PORT_TYPE_NONE] = {
+ .id = 0x000,
+ .src_descr = "Off"
+ },
+ [SCARLETT2_PORT_TYPE_ANALOGUE] = {
+ .id = 0x080,
+ .src_descr = "Analogue %d",
+ .src_num_offset = 1,
+ .dst_descr = "Analogue Output %02d Playback"
+ },
+ [SCARLETT2_PORT_TYPE_SPDIF] = {
+ .id = 0x180,
+ .src_descr = "S/PDIF %d",
+ .src_num_offset = 1,
+ .dst_descr = "S/PDIF Output %d Playback"
+ },
+ [SCARLETT2_PORT_TYPE_ADAT] = {
+ .id = 0x200,
+ .src_descr = "ADAT %d",
+ .src_num_offset = 1,
+ .dst_descr = "ADAT Output %d Playback"
+ },
+ [SCARLETT2_PORT_TYPE_MIX] = {
+ .id = 0x300,
+ .src_descr = "Mix %c",
+ .src_num_offset = 'A',
+ .dst_descr = "Mixer Input %02d Capture"
+ },
+ [SCARLETT2_PORT_TYPE_PCM] = {
+ .id = 0x600,
+ .src_descr = "PCM %d",
+ .src_num_offset = 1,
+ .dst_descr = "PCM %02d Capture"
+ },
+};
+
+/* Number of mux tables: one for each band of sample rates
+ * (44.1/48kHz, 88.2/96kHz, and 176.4/176kHz)
+ */
+#define SCARLETT2_MUX_TABLES 3
+
+/* Maximum number of entries in a mux table */
+#define SCARLETT2_MAX_MUX_ENTRIES 10
+
+/* One entry within mux_assignment defines the port type and range of
+ * ports to add to the set_mux message. The end of the list is marked
+ * with count == 0.
+ */
+struct scarlett2_mux_entry {
+ u8 port_type;
+ u8 start;
+ u8 count;
+};
+
struct scarlett2_device_info {
- u8 line_out_hw_vol; /* line out hw volume is sw controlled */
- u8 button_count; /* number of buttons */
- u8 level_input_count; /* inputs with level selectable */
- u8 pad_input_count; /* inputs with pad selectable */
+ u32 usb_id; /* USB device identifier */
+
+ /* Gen 3 devices have an internal MSD mode switch that needs
+ * to be disabled in order to access the full functionality of
+ * the device.
+ */
+ u8 has_msd_mode;
+
+ /* Gen 3 devices without a mixer have a different
+ * configuration set
+ */
+ u8 has_mixer;
+
+ /* line out hw volume is sw controlled */
+ u8 line_out_hw_vol;
+
+ /* support for main/alt speaker switching */
+ u8 has_speaker_switching;
+
+ /* support for talkback microphone */
+ u8 has_talkback;
+
+ /* the number of analogue inputs with a software switchable
+ * level control that can be set to line or instrument
+ */
+ u8 level_input_count;
+
+ /* the first input with a level control (0-based) */
+ u8 level_input_first;
+
+ /* the number of analogue inputs with a software switchable
+ * 10dB pad control
+ */
+ u8 pad_input_count;
+
+ /* the number of analogue inputs with a software switchable
+ * "air" control
+ */
+ u8 air_input_count;
+
+ /* the number of phantom (48V) software switchable controls */
+ u8 phantom_count;
+
+ /* the number of inputs each phantom switch controls */
+ u8 inputs_per_phantom;
+
+ /* the number of direct monitor options
+ * (0 = none, 1 = mono only, 2 = mono/stereo)
+ */
+ u8 direct_monitor;
+
+ /* remap analogue outputs; 18i8 Gen 3 has "line 3/4" connected
+ * internally to the analogue 7/8 outputs
+ */
+ u8 line_out_remap_enable;
+ u8 line_out_remap[SCARLETT2_ANALOGUE_MAX];
+
+ /* additional description for the line out volume controls */
const char * const line_out_descrs[SCARLETT2_ANALOGUE_MAX];
- struct scarlett2_ports ports[SCARLETT2_PORT_TYPE_COUNT];
+
+ /* number of sources/destinations of each port type */
+ const int port_count[SCARLETT2_PORT_TYPE_COUNT][SCARLETT2_PORT_DIRNS];
+
+ /* layout/order of the entries in the set_mux message */
+ struct scarlett2_mux_entry mux_assignment[SCARLETT2_MUX_TABLES]
+ [SCARLETT2_MAX_MUX_ENTRIES];
};
-struct scarlett2_mixer_data {
+struct scarlett2_data {
struct usb_mixer_interface *mixer;
struct mutex usb_mutex; /* prevent sending concurrent USB requests */
struct mutex data_mutex; /* lock access to this data */
struct delayed_work work;
const struct scarlett2_device_info *info;
+ __u8 bInterfaceNumber;
+ __u8 bEndpointAddress;
+ __u16 wMaxPacketSize;
+ __u8 bInterval;
int num_mux_srcs;
+ int num_mux_dsts;
u16 scarlett2_seq;
+ u8 sync_updated;
u8 vol_updated;
+ u8 input_other_updated;
+ u8 monitor_other_updated;
+ u8 mux_updated;
+ u8 speaker_switching_switched;
+ u8 sync;
u8 master_vol;
u8 vol[SCARLETT2_ANALOGUE_MAX];
u8 vol_sw_hw_switch[SCARLETT2_ANALOGUE_MAX];
+ u8 mute_switch[SCARLETT2_ANALOGUE_MAX];
u8 level_switch[SCARLETT2_LEVEL_SWITCH_MAX];
u8 pad_switch[SCARLETT2_PAD_SWITCH_MAX];
- u8 buttons[SCARLETT2_BUTTON_MAX];
+ u8 dim_mute[SCARLETT2_DIM_MUTE_COUNT];
+ u8 air_switch[SCARLETT2_AIR_SWITCH_MAX];
+ u8 phantom_switch[SCARLETT2_PHANTOM_SWITCH_MAX];
+ u8 phantom_persistence;
+ u8 direct_monitor_switch;
+ u8 speaker_switching_switch;
+ u8 talkback_switch;
+ u8 talkback_map[SCARLETT2_OUTPUT_MIX_MAX];
+ u8 msd_switch;
+ struct snd_kcontrol *sync_ctl;
struct snd_kcontrol *master_vol_ctl;
struct snd_kcontrol *vol_ctls[SCARLETT2_ANALOGUE_MAX];
- struct snd_kcontrol *button_ctls[SCARLETT2_BUTTON_MAX];
+ struct snd_kcontrol *sw_hw_ctls[SCARLETT2_ANALOGUE_MAX];
+ struct snd_kcontrol *mute_ctls[SCARLETT2_ANALOGUE_MAX];
+ struct snd_kcontrol *dim_mute_ctls[SCARLETT2_DIM_MUTE_COUNT];
+ struct snd_kcontrol *level_ctls[SCARLETT2_LEVEL_SWITCH_MAX];
+ struct snd_kcontrol *pad_ctls[SCARLETT2_PAD_SWITCH_MAX];
+ struct snd_kcontrol *air_ctls[SCARLETT2_AIR_SWITCH_MAX];
+ struct snd_kcontrol *phantom_ctls[SCARLETT2_PHANTOM_SWITCH_MAX];
+ struct snd_kcontrol *mux_ctls[SCARLETT2_MUX_MAX];
+ struct snd_kcontrol *direct_monitor_ctl;
+ struct snd_kcontrol *speaker_switching_ctl;
+ struct snd_kcontrol *talkback_ctl;
u8 mux[SCARLETT2_MUX_MAX];
u8 mix[SCARLETT2_INPUT_MIX_MAX * SCARLETT2_OUTPUT_MIX_MAX];
};
@@ -245,66 +424,56 @@ struct scarlett2_mixer_data {
/*** Model-specific data ***/
static const struct scarlett2_device_info s6i6_gen2_info = {
- /* The first two analogue inputs can be switched between line
- * and instrument levels.
- */
- .level_input_count = 2,
+ .usb_id = USB_ID(0x1235, 0x8203),
- /* The first two analogue inputs have an optional pad. */
+ .has_mixer = 1,
+ .level_input_count = 2,
.pad_input_count = 2,
.line_out_descrs = {
- "Monitor L",
- "Monitor R",
- "Headphones L",
- "Headphones R",
+ "Headphones 1 L",
+ "Headphones 1 R",
+ "Headphones 2 L",
+ "Headphones 2 R",
},
- .ports = {
- [SCARLETT2_PORT_TYPE_NONE] = {
- .id = 0x000,
- .num = { 1, 0, 8, 8, 8 },
- .src_descr = "Off",
- .src_num_offset = 0,
- },
- [SCARLETT2_PORT_TYPE_ANALOGUE] = {
- .id = 0x080,
- .num = { 4, 4, 4, 4, 4 },
- .src_descr = "Analogue %d",
- .src_num_offset = 1,
- .dst_descr = "Analogue Output %02d Playback"
- },
- [SCARLETT2_PORT_TYPE_SPDIF] = {
- .id = 0x180,
- .num = { 2, 2, 2, 2, 2 },
- .src_descr = "S/PDIF %d",
- .src_num_offset = 1,
- .dst_descr = "S/PDIF Output %d Playback"
- },
- [SCARLETT2_PORT_TYPE_MIX] = {
- .id = 0x300,
- .num = { 10, 18, 18, 18, 18 },
- .src_descr = "Mix %c",
- .src_num_offset = 65,
- .dst_descr = "Mixer Input %02d Capture"
- },
- [SCARLETT2_PORT_TYPE_PCM] = {
- .id = 0x600,
- .num = { 6, 6, 6, 6, 6 },
- .src_descr = "PCM %d",
- .src_num_offset = 1,
- .dst_descr = "PCM %02d Capture"
- },
+ .port_count = {
+ [SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
+ [SCARLETT2_PORT_TYPE_ANALOGUE] = { 4, 4 },
+ [SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
+ [SCARLETT2_PORT_TYPE_MIX] = { 10, 18 },
+ [SCARLETT2_PORT_TYPE_PCM] = { 6, 6 },
},
+
+ .mux_assignment = { {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 6 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 18 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 8 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 6 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 18 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 8 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 6 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 18 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 8 },
+ { 0, 0, 0 },
+ } },
};
static const struct scarlett2_device_info s18i8_gen2_info = {
- /* The first two analogue inputs can be switched between line
- * and instrument levels.
- */
- .level_input_count = 2,
+ .usb_id = USB_ID(0x1235, 0x8204),
- /* The first four analogue inputs have an optional pad. */
+ .has_mixer = 1,
+ .level_input_count = 2,
.pad_input_count = 4,
.line_out_descrs = {
@@ -316,62 +485,44 @@ static const struct scarlett2_device_info s18i8_gen2_info = {
"Headphones 2 R",
},
- .ports = {
- [SCARLETT2_PORT_TYPE_NONE] = {
- .id = 0x000,
- .num = { 1, 0, 8, 8, 4 },
- .src_descr = "Off",
- .src_num_offset = 0,
- },
- [SCARLETT2_PORT_TYPE_ANALOGUE] = {
- .id = 0x080,
- .num = { 8, 6, 6, 6, 6 },
- .src_descr = "Analogue %d",
- .src_num_offset = 1,
- .dst_descr = "Analogue Output %02d Playback"
- },
- [SCARLETT2_PORT_TYPE_SPDIF] = {
- .id = 0x180,
- /* S/PDIF outputs aren't available at 192kHz
- * but are included in the USB mux I/O
- * assignment message anyway
- */
- .num = { 2, 2, 2, 2, 2 },
- .src_descr = "S/PDIF %d",
- .src_num_offset = 1,
- .dst_descr = "S/PDIF Output %d Playback"
- },
- [SCARLETT2_PORT_TYPE_ADAT] = {
- .id = 0x200,
- .num = { 8, 0, 0, 0, 0 },
- .src_descr = "ADAT %d",
- .src_num_offset = 1,
- },
- [SCARLETT2_PORT_TYPE_MIX] = {
- .id = 0x300,
- .num = { 10, 18, 18, 18, 18 },
- .src_descr = "Mix %c",
- .src_num_offset = 65,
- .dst_descr = "Mixer Input %02d Capture"
- },
- [SCARLETT2_PORT_TYPE_PCM] = {
- .id = 0x600,
- .num = { 20, 18, 18, 14, 10 },
- .src_descr = "PCM %d",
- .src_num_offset = 1,
- .dst_descr = "PCM %02d Capture"
- },
+ .port_count = {
+ [SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
+ [SCARLETT2_PORT_TYPE_ANALOGUE] = { 8, 6 },
+ [SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
+ [SCARLETT2_PORT_TYPE_ADAT] = { 8, 0 },
+ [SCARLETT2_PORT_TYPE_MIX] = { 10, 18 },
+ [SCARLETT2_PORT_TYPE_PCM] = { 8, 18 },
},
+
+ .mux_assignment = { {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 18 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 6 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 18 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 8 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 14 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 6 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 18 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 8 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 10 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 6 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 18 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 4 },
+ { 0, 0, 0 },
+ } },
};
static const struct scarlett2_device_info s18i20_gen2_info = {
- /* The analogue line outputs on the 18i20 can be switched
- * between software and hardware volume control
- */
- .line_out_hw_vol = 1,
+ .usb_id = USB_ID(0x1235, 0x8201),
- /* Mute and dim buttons */
- .button_count = 2,
+ .has_mixer = 1,
+ .line_out_hw_vol = 1,
.line_out_descrs = {
"Monitor L",
@@ -386,99 +537,364 @@ static const struct scarlett2_device_info s18i20_gen2_info = {
"Headphones 2 R",
},
- .ports = {
- [SCARLETT2_PORT_TYPE_NONE] = {
- .id = 0x000,
- .num = { 1, 0, 8, 8, 6 },
- .src_descr = "Off",
- .src_num_offset = 0,
- },
- [SCARLETT2_PORT_TYPE_ANALOGUE] = {
- .id = 0x080,
- .num = { 8, 10, 10, 10, 10 },
- .src_descr = "Analogue %d",
- .src_num_offset = 1,
- .dst_descr = "Analogue Output %02d Playback"
- },
- [SCARLETT2_PORT_TYPE_SPDIF] = {
- /* S/PDIF outputs aren't available at 192kHz
- * but are included in the USB mux I/O
- * assignment message anyway
- */
- .id = 0x180,
- .num = { 2, 2, 2, 2, 2 },
- .src_descr = "S/PDIF %d",
- .src_num_offset = 1,
- .dst_descr = "S/PDIF Output %d Playback"
- },
- [SCARLETT2_PORT_TYPE_ADAT] = {
- .id = 0x200,
- .num = { 8, 8, 8, 4, 0 },
- .src_descr = "ADAT %d",
- .src_num_offset = 1,
- .dst_descr = "ADAT Output %d Playback"
- },
- [SCARLETT2_PORT_TYPE_MIX] = {
- .id = 0x300,
- .num = { 10, 18, 18, 18, 18 },
- .src_descr = "Mix %c",
- .src_num_offset = 65,
- .dst_descr = "Mixer Input %02d Capture"
- },
- [SCARLETT2_PORT_TYPE_PCM] = {
- .id = 0x600,
- .num = { 20, 18, 18, 14, 10 },
- .src_descr = "PCM %d",
- .src_num_offset = 1,
- .dst_descr = "PCM %02d Capture"
- },
+ .port_count = {
+ [SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
+ [SCARLETT2_PORT_TYPE_ANALOGUE] = { 8, 10 },
+ [SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
+ [SCARLETT2_PORT_TYPE_ADAT] = { 8, 8 },
+ [SCARLETT2_PORT_TYPE_MIX] = { 10, 18 },
+ [SCARLETT2_PORT_TYPE_PCM] = { 20, 18 },
},
+
+ .mux_assignment = { {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 18 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_ADAT, 0, 8 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 18 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 8 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 14 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_ADAT, 0, 4 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 18 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 8 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 10 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 18 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 6 },
+ { 0, 0, 0 },
+ } },
+};
+
+static const struct scarlett2_device_info solo_gen3_info = {
+ .usb_id = USB_ID(0x1235, 0x8211),
+
+ .has_msd_mode = 1,
+ .level_input_count = 1,
+ .level_input_first = 1,
+ .air_input_count = 1,
+ .phantom_count = 1,
+ .inputs_per_phantom = 1,
+ .direct_monitor = 1,
+};
+
+static const struct scarlett2_device_info s2i2_gen3_info = {
+ .usb_id = USB_ID(0x1235, 0x8210),
+
+ .has_msd_mode = 1,
+ .level_input_count = 2,
+ .air_input_count = 2,
+ .phantom_count = 1,
+ .inputs_per_phantom = 2,
+ .direct_monitor = 2,
+};
+
+static const struct scarlett2_device_info s4i4_gen3_info = {
+ .usb_id = USB_ID(0x1235, 0x8212),
+
+ .has_msd_mode = 1,
+ .has_mixer = 1,
+ .level_input_count = 2,
+ .pad_input_count = 2,
+ .air_input_count = 2,
+ .phantom_count = 1,
+ .inputs_per_phantom = 2,
+
+ .line_out_descrs = {
+ "Monitor L",
+ "Monitor R",
+ "Headphones L",
+ "Headphones R",
+ },
+
+ .port_count = {
+ [SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
+ [SCARLETT2_PORT_TYPE_ANALOGUE] = { 4, 4 },
+ [SCARLETT2_PORT_TYPE_MIX] = { 6, 8 },
+ [SCARLETT2_PORT_TYPE_PCM] = { 4, 6 },
+ },
+
+ .mux_assignment = { {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 6 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 8 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 16 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 6 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 8 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 16 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 6 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 8 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 16 },
+ { 0, 0, 0 },
+ } },
+};
+
+static const struct scarlett2_device_info s8i6_gen3_info = {
+ .usb_id = USB_ID(0x1235, 0x8213),
+
+ .has_msd_mode = 1,
+ .has_mixer = 1,
+ .level_input_count = 2,
+ .pad_input_count = 2,
+ .air_input_count = 2,
+ .phantom_count = 1,
+ .inputs_per_phantom = 2,
+
+ .line_out_descrs = {
+ "Headphones 1 L",
+ "Headphones 1 R",
+ "Headphones 2 L",
+ "Headphones 2 R",
+ },
+
+ .port_count = {
+ [SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
+ [SCARLETT2_PORT_TYPE_ANALOGUE] = { 6, 4 },
+ [SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
+ [SCARLETT2_PORT_TYPE_MIX] = { 8, 8 },
+ [SCARLETT2_PORT_TYPE_PCM] = { 6, 10 },
+ },
+
+ .mux_assignment = { {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 8 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_PCM, 8, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 8 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 18 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 8 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_PCM, 8, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 8 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 18 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 8 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 4 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_PCM, 8, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 8 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 18 },
+ { 0, 0, 0 },
+ } },
+};
+
+static const struct scarlett2_device_info s18i8_gen3_info = {
+ .usb_id = USB_ID(0x1235, 0x8214),
+
+ .has_msd_mode = 1,
+ .has_mixer = 1,
+ .line_out_hw_vol = 1,
+ .has_speaker_switching = 1,
+ .level_input_count = 2,
+ .pad_input_count = 4,
+ .air_input_count = 4,
+ .phantom_count = 2,
+ .inputs_per_phantom = 2,
+
+ .line_out_remap_enable = 1,
+ .line_out_remap = { 0, 1, 6, 7, 2, 3, 4, 5 },
+
+ .line_out_descrs = {
+ "Monitor L",
+ "Monitor R",
+ "Alt Monitor L",
+ "Alt Monitor R",
+ "Headphones 1 L",
+ "Headphones 1 R",
+ "Headphones 2 L",
+ "Headphones 2 R",
+ },
+
+ .port_count = {
+ [SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
+ [SCARLETT2_PORT_TYPE_ANALOGUE] = { 8, 8 },
+ [SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
+ [SCARLETT2_PORT_TYPE_ADAT] = { 8, 0 },
+ [SCARLETT2_PORT_TYPE_MIX] = { 10, 20 },
+ [SCARLETT2_PORT_TYPE_PCM] = { 8, 20 },
+ },
+
+ .mux_assignment = { {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 10 },
+ { SCARLETT2_PORT_TYPE_PCM, 12, 8 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 2 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 6, 2 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 2, 4 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_PCM, 10, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 20 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 10 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 10 },
+ { SCARLETT2_PORT_TYPE_PCM, 12, 4 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 2 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 6, 2 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 2, 4 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_PCM, 10, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 20 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 10 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 10 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 2 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 6, 2 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 2, 4 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 20 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 10 },
+ { 0, 0, 0 },
+ } },
+};
+
+static const struct scarlett2_device_info s18i20_gen3_info = {
+ .usb_id = USB_ID(0x1235, 0x8215),
+
+ .has_msd_mode = 1,
+ .has_mixer = 1,
+ .line_out_hw_vol = 1,
+ .has_speaker_switching = 1,
+ .has_talkback = 1,
+ .level_input_count = 2,
+ .pad_input_count = 8,
+ .air_input_count = 8,
+ .phantom_count = 2,
+ .inputs_per_phantom = 4,
+
+ .line_out_descrs = {
+ "Monitor 1 L",
+ "Monitor 1 R",
+ "Monitor 2 L",
+ "Monitor 2 R",
+ NULL,
+ NULL,
+ "Headphones 1 L",
+ "Headphones 1 R",
+ "Headphones 2 L",
+ "Headphones 2 R",
+ },
+
+ .port_count = {
+ [SCARLETT2_PORT_TYPE_NONE] = { 1, 0 },
+ [SCARLETT2_PORT_TYPE_ANALOGUE] = { 9, 10 },
+ [SCARLETT2_PORT_TYPE_SPDIF] = { 2, 2 },
+ [SCARLETT2_PORT_TYPE_ADAT] = { 8, 8 },
+ [SCARLETT2_PORT_TYPE_MIX] = { 12, 25 },
+ [SCARLETT2_PORT_TYPE_PCM] = { 20, 20 },
+ },
+
+ .mux_assignment = { {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 8 },
+ { SCARLETT2_PORT_TYPE_PCM, 10, 10 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_ADAT, 0, 8 },
+ { SCARLETT2_PORT_TYPE_PCM, 8, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 25 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 12 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 8 },
+ { SCARLETT2_PORT_TYPE_PCM, 10, 8 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_ADAT, 0, 8 },
+ { SCARLETT2_PORT_TYPE_PCM, 8, 2 },
+ { SCARLETT2_PORT_TYPE_MIX, 0, 25 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 10 },
+ { 0, 0, 0 },
+ }, {
+ { SCARLETT2_PORT_TYPE_PCM, 0, 10 },
+ { SCARLETT2_PORT_TYPE_ANALOGUE, 0, 10 },
+ { SCARLETT2_PORT_TYPE_SPDIF, 0, 2 },
+ { SCARLETT2_PORT_TYPE_NONE, 0, 24 },
+ { 0, 0, 0 },
+ } },
+};
+
+static const struct scarlett2_device_info *scarlett2_devices[] = {
+ /* Supported Gen 2 devices */
+ &s6i6_gen2_info,
+ &s18i8_gen2_info,
+ &s18i20_gen2_info,
+
+ /* Supported Gen 3 devices */
+ &solo_gen3_info,
+ &s2i2_gen3_info,
+ &s4i4_gen3_info,
+ &s8i6_gen3_info,
+ &s18i8_gen3_info,
+ &s18i20_gen3_info,
+
+ /* End of list */
+ NULL
};
/* get the starting port index number for a given port type/direction */
-static int scarlett2_get_port_start_num(const struct scarlett2_ports *ports,
- int direction, int port_type)
+static int scarlett2_get_port_start_num(
+ const int port_count[][SCARLETT2_PORT_DIRNS],
+ int direction, int port_type)
{
int i, num = 0;
for (i = 0; i < port_type; i++)
- num += ports[i].num[direction];
+ num += port_count[i][direction];
return num;
}
/*** USB Interactions ***/
-/* Vendor-Specific Interface, Endpoint, MaxPacketSize, Interval */
-#define SCARLETT2_USB_VENDOR_SPECIFIC_INTERFACE 5
-#define SCARLETT2_USB_INTERRUPT_ENDPOINT 4
-#define SCARLETT2_USB_INTERRUPT_MAX_DATA 64
-#define SCARLETT2_USB_INTERRUPT_INTERVAL 3
-
-/* Interrupt flags for volume and mute/dim button changes */
-#define SCARLETT2_USB_INTERRUPT_VOL_CHANGE 0x400000
-#define SCARLETT2_USB_INTERRUPT_BUTTON_CHANGE 0x200000
+/* Notifications from the interface */
+#define SCARLETT2_USB_NOTIFY_SYNC 0x00000008
+#define SCARLETT2_USB_NOTIFY_DIM_MUTE 0x00200000
+#define SCARLETT2_USB_NOTIFY_MONITOR 0x00400000
+#define SCARLETT2_USB_NOTIFY_INPUT_OTHER 0x00800000
+#define SCARLETT2_USB_NOTIFY_MONITOR_OTHER 0x01000000
/* Commands for sending/receiving requests/responses */
-#define SCARLETT2_USB_VENDOR_SPECIFIC_CMD_REQ 2
-#define SCARLETT2_USB_VENDOR_SPECIFIC_CMD_RESP 3
-
-#define SCARLETT2_USB_INIT_SEQ 0x00000000
-#define SCARLETT2_USB_GET_METER_LEVELS 0x00001001
-#define SCARLETT2_USB_SET_MIX 0x00002002
-#define SCARLETT2_USB_SET_MUX 0x00003002
-#define SCARLETT2_USB_GET_DATA 0x00800000
-#define SCARLETT2_USB_SET_DATA 0x00800001
-#define SCARLETT2_USB_DATA_CMD 0x00800002
+#define SCARLETT2_USB_CMD_INIT 0
+#define SCARLETT2_USB_CMD_REQ 2
+#define SCARLETT2_USB_CMD_RESP 3
+
+#define SCARLETT2_USB_INIT_1 0x00000000
+#define SCARLETT2_USB_INIT_2 0x00000002
+#define SCARLETT2_USB_GET_METER 0x00001001
+#define SCARLETT2_USB_GET_MIX 0x00002001
+#define SCARLETT2_USB_SET_MIX 0x00002002
+#define SCARLETT2_USB_GET_MUX 0x00003001
+#define SCARLETT2_USB_SET_MUX 0x00003002
+#define SCARLETT2_USB_GET_SYNC 0x00006004
+#define SCARLETT2_USB_GET_DATA 0x00800000
+#define SCARLETT2_USB_SET_DATA 0x00800001
+#define SCARLETT2_USB_DATA_CMD 0x00800002
+
#define SCARLETT2_USB_CONFIG_SAVE 6
#define SCARLETT2_USB_VOLUME_STATUS_OFFSET 0x31
#define SCARLETT2_USB_METER_LEVELS_GET_MAGIC 1
-/* volume status is read together (matches scarlett2_config_items[]) */
+/* volume status is read together (matches scarlett2_config_items[1]) */
struct scarlett2_usb_volume_status {
- /* mute & dim buttons */
- u8 buttons[SCARLETT2_BUTTON_MAX];
+ /* dim/mute buttons */
+ u8 dim_mute[SCARLETT2_DIM_MUTE_COUNT];
u8 pad1;
@@ -488,7 +904,8 @@ struct scarlett2_usb_volume_status {
/* actual volume of output inc. dim (-18dB) */
s16 hw_vol[SCARLETT2_ANALOGUE_MAX];
- u8 pad2[SCARLETT2_ANALOGUE_MAX];
+ /* internal mute buttons */
+ u8 mute_switch[SCARLETT2_ANALOGUE_MAX];
/* sw (0) or hw (1) controlled */
u8 sw_hw_switch[SCARLETT2_ANALOGUE_MAX];
@@ -501,16 +918,25 @@ struct scarlett2_usb_volume_status {
/* Configuration parameters that can be read and written */
enum {
- SCARLETT2_CONFIG_BUTTONS = 0,
+ SCARLETT2_CONFIG_DIM_MUTE = 0,
SCARLETT2_CONFIG_LINE_OUT_VOLUME = 1,
- SCARLETT2_CONFIG_SW_HW_SWITCH = 2,
- SCARLETT2_CONFIG_LEVEL_SWITCH = 3,
- SCARLETT2_CONFIG_PAD_SWITCH = 4,
- SCARLETT2_CONFIG_COUNT = 5
+ SCARLETT2_CONFIG_MUTE_SWITCH = 2,
+ SCARLETT2_CONFIG_SW_HW_SWITCH = 3,
+ SCARLETT2_CONFIG_LEVEL_SWITCH = 4,
+ SCARLETT2_CONFIG_PAD_SWITCH = 5,
+ SCARLETT2_CONFIG_MSD_SWITCH = 6,
+ SCARLETT2_CONFIG_AIR_SWITCH = 7,
+ SCARLETT2_CONFIG_PHANTOM_SWITCH = 8,
+ SCARLETT2_CONFIG_PHANTOM_PERSISTENCE = 9,
+ SCARLETT2_CONFIG_DIRECT_MONITOR = 10,
+ SCARLETT2_CONFIG_MONITOR_OTHER_SWITCH = 11,
+ SCARLETT2_CONFIG_MONITOR_OTHER_ENABLE = 12,
+ SCARLETT2_CONFIG_TALKBACK_MAP = 13,
+ SCARLETT2_CONFIG_COUNT = 14
};
/* Location, size, and activation command number for the configuration
- * parameters
+ * parameters. Size is in bits and may be 1, 8, or 16.
*/
struct scarlett2_config {
u8 offset;
@@ -518,43 +944,73 @@ struct scarlett2_config {
u8 activate;
};
+/* scarlett2_config_items[0] is for devices without a mixer
+ * scarlett2_config_items[1] is for devices with a mixer
+ */
static const struct scarlett2_config
- scarlett2_config_items[SCARLETT2_CONFIG_COUNT] = {
- /* Mute/Dim Buttons */
- {
- .offset = 0x31,
- .size = 1,
- .activate = 2
- },
+ scarlett2_config_items[2][SCARLETT2_CONFIG_COUNT] =
- /* Line Out Volume */
- {
- .offset = 0x34,
- .size = 2,
- .activate = 1
- },
+/* Devices without a mixer (Solo and 2i2 Gen 3) */
+{ {
+ [SCARLETT2_CONFIG_MSD_SWITCH] = {
+ .offset = 0x04, .size = 8, .activate = 6 },
- /* SW/HW Volume Switch */
- {
- .offset = 0x66,
- .size = 1,
- .activate = 3
- },
+ [SCARLETT2_CONFIG_PHANTOM_PERSISTENCE] = {
+ .offset = 0x05, .size = 8, .activate = 6 },
- /* Level Switch */
- {
- .offset = 0x7c,
- .size = 1,
- .activate = 7
- },
+ [SCARLETT2_CONFIG_PHANTOM_SWITCH] = {
+ .offset = 0x06, .size = 8, .activate = 3 },
- /* Pad Switch */
- {
- .offset = 0x84,
- .size = 1,
- .activate = 8
- }
-};
+ [SCARLETT2_CONFIG_DIRECT_MONITOR] = {
+ .offset = 0x07, .size = 8, .activate = 4 },
+
+ [SCARLETT2_CONFIG_LEVEL_SWITCH] = {
+ .offset = 0x08, .size = 1, .activate = 7 },
+
+ [SCARLETT2_CONFIG_AIR_SWITCH] = {
+ .offset = 0x09, .size = 1, .activate = 8 },
+
+/* Devices with a mixer (Gen 2 and all other Gen 3) */
+}, {
+ [SCARLETT2_CONFIG_DIM_MUTE] = {
+ .offset = 0x31, .size = 8, .activate = 2 },
+
+ [SCARLETT2_CONFIG_LINE_OUT_VOLUME] = {
+ .offset = 0x34, .size = 16, .activate = 1 },
+
+ [SCARLETT2_CONFIG_MUTE_SWITCH] = {
+ .offset = 0x5c, .size = 8, .activate = 1 },
+
+ [SCARLETT2_CONFIG_SW_HW_SWITCH] = {
+ .offset = 0x66, .size = 8, .activate = 3 },
+
+ [SCARLETT2_CONFIG_LEVEL_SWITCH] = {
+ .offset = 0x7c, .size = 8, .activate = 7 },
+
+ [SCARLETT2_CONFIG_PAD_SWITCH] = {
+ .offset = 0x84, .size = 8, .activate = 8 },
+
+ [SCARLETT2_CONFIG_AIR_SWITCH] = {
+ .offset = 0x8c, .size = 8, .activate = 8 },
+
+ [SCARLETT2_CONFIG_PHANTOM_SWITCH] = {
+ .offset = 0x9c, .size = 1, .activate = 8 },
+
+ [SCARLETT2_CONFIG_MSD_SWITCH] = {
+ .offset = 0x9d, .size = 8, .activate = 6 },
+
+ [SCARLETT2_CONFIG_PHANTOM_PERSISTENCE] = {
+ .offset = 0x9e, .size = 8, .activate = 6 },
+
+ [SCARLETT2_CONFIG_MONITOR_OTHER_SWITCH] = {
+ .offset = 0x9f, .size = 1, .activate = 10 },
+
+ [SCARLETT2_CONFIG_MONITOR_OTHER_ENABLE] = {
+ .offset = 0xa0, .size = 1, .activate = 10 },
+
+ [SCARLETT2_CONFIG_TALKBACK_MAP] = {
+ .offset = 0xb0, .size = 16, .activate = 10 },
+} };
/* proprietary request/response format */
struct scarlett2_usb_packet {
@@ -566,9 +1022,7 @@ struct scarlett2_usb_packet {
u8 data[];
};
-#define SCARLETT2_USB_PACKET_LEN (sizeof(struct scarlett2_usb_packet))
-
-static void scarlett2_fill_request_header(struct scarlett2_mixer_data *private,
+static void scarlett2_fill_request_header(struct scarlett2_data *private,
struct scarlett2_usb_packet *req,
u32 cmd, u16 req_size)
{
@@ -582,16 +1036,35 @@ static void scarlett2_fill_request_header(struct scarlett2_mixer_data *private,
req->pad = 0;
}
+static int scarlett2_usb_tx(struct usb_device *dev, int interface,
+ void *buf, u16 size)
+{
+ return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
+ SCARLETT2_USB_CMD_REQ,
+ USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
+ 0, interface, buf, size);
+}
+
+static int scarlett2_usb_rx(struct usb_device *dev, int interface,
+ u32 usb_req, void *buf, u16 size)
+{
+ return snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
+ usb_req,
+ USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
+ 0, interface, buf, size);
+}
+
/* Send a proprietary format request to the Scarlett interface */
static int scarlett2_usb(
struct usb_mixer_interface *mixer, u32 cmd,
void *req_data, u16 req_size, void *resp_data, u16 resp_size)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
+ struct usb_device *dev = mixer->chip->dev;
u16 req_buf_size = sizeof(struct scarlett2_usb_packet) + req_size;
u16 resp_buf_size = sizeof(struct scarlett2_usb_packet) + resp_size;
- struct scarlett2_usb_packet *req = NULL, *resp = NULL;
- int err = 0;
+ struct scarlett2_usb_packet *req, *resp = NULL;
+ int err;
req = kmalloc(req_buf_size, GFP_KERNEL);
if (!req) {
@@ -614,19 +1087,13 @@ static int scarlett2_usb(
if (req_size)
memcpy(req->data, req_data, req_size);
- err = snd_usb_ctl_msg(mixer->chip->dev,
- usb_sndctrlpipe(mixer->chip->dev, 0),
- SCARLETT2_USB_VENDOR_SPECIFIC_CMD_REQ,
- USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
- 0,
- SCARLETT2_USB_VENDOR_SPECIFIC_INTERFACE,
- req,
- req_buf_size);
+ err = scarlett2_usb_tx(dev, private->bInterfaceNumber,
+ req, req_buf_size);
if (err != req_buf_size) {
usb_audio_err(
mixer->chip,
- "Scarlett Gen 2 USB request result cmd %x was %d\n",
+ "Scarlett Gen 2/3 USB request result cmd %x was %d\n",
cmd, err);
err = -EINVAL;
goto unlock;
@@ -634,34 +1101,34 @@ static int scarlett2_usb(
/* send a second message to get the response */
- err = snd_usb_ctl_msg(mixer->chip->dev,
- usb_rcvctrlpipe(mixer->chip->dev, 0),
- SCARLETT2_USB_VENDOR_SPECIFIC_CMD_RESP,
- USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
- 0,
- SCARLETT2_USB_VENDOR_SPECIFIC_INTERFACE,
- resp,
- resp_buf_size);
+ err = scarlett2_usb_rx(dev, private->bInterfaceNumber,
+ SCARLETT2_USB_CMD_RESP,
+ resp, resp_buf_size);
/* validate the response */
if (err != resp_buf_size) {
usb_audio_err(
mixer->chip,
- "Scarlett Gen 2 USB response result cmd %x was %d\n",
- cmd, err);
+ "Scarlett Gen 2/3 USB response result cmd %x was %d "
+ "expected %d\n",
+ cmd, err, resp_buf_size);
err = -EINVAL;
goto unlock;
}
+ /* cmd/seq/size should match except when initialising
+ * seq sent = 1, response = 0
+ */
if (resp->cmd != req->cmd ||
- resp->seq != req->seq ||
+ (resp->seq != req->seq &&
+ (le16_to_cpu(req->seq) != 1 || resp->seq != 0)) ||
resp_size != le16_to_cpu(resp->size) ||
resp->error ||
resp->pad) {
usb_audio_err(
mixer->chip,
- "Scarlett Gen 2 USB invalid response; "
+ "Scarlett Gen 2/3 USB invalid response; "
"cmd tx/rx %d/%d seq %d/%d size %d/%d "
"error %d pad %d\n",
le32_to_cpu(req->cmd), le32_to_cpu(resp->cmd),
@@ -673,7 +1140,7 @@ static int scarlett2_usb(
goto unlock;
}
- if (resp_size > 0)
+ if (resp_data && resp_size > 0)
memcpy(resp_data, resp->data, resp_size);
unlock:
@@ -684,6 +1151,63 @@ error:
return err;
}
+/* Send a USB message to get data; result placed in *buf */
+static int scarlett2_usb_get(
+ struct usb_mixer_interface *mixer,
+ int offset, void *buf, int size)
+{
+ struct {
+ __le32 offset;
+ __le32 size;
+ } __packed req;
+
+ req.offset = cpu_to_le32(offset);
+ req.size = cpu_to_le32(size);
+ return scarlett2_usb(mixer, SCARLETT2_USB_GET_DATA,
+ &req, sizeof(req), buf, size);
+}
+
+/* Send a USB message to get configuration parameters; result placed in *buf */
+static int scarlett2_usb_get_config(
+ struct usb_mixer_interface *mixer,
+ int config_item_num, int count, void *buf)
+{
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ const struct scarlett2_config *config_item =
+ &scarlett2_config_items[info->has_mixer][config_item_num];
+ int size, err, i;
+ u8 *buf_8;
+ u8 value;
+
+ /* For byte-sized parameters, retrieve directly into buf */
+ if (config_item->size >= 8) {
+ size = config_item->size / 8 * count;
+ err = scarlett2_usb_get(mixer, config_item->offset, buf, size);
+ if (err < 0)
+ return err;
+ if (size == 2) {
+ u16 *buf_16 = buf;
+
+ for (i = 0; i < count; i++, buf_16++)
+ *buf_16 = le16_to_cpu(*(__le16 *)buf_16);
+ }
+ return 0;
+ }
+
+ /* For bit-sized parameters, retrieve into value */
+ err = scarlett2_usb_get(mixer, config_item->offset, &value, 1);
+ if (err < 0)
+ return err;
+
+ /* then unpack from value into buf[] */
+ buf_8 = buf;
+ for (i = 0; i < 8 && i < count; i++, value >>= 1)
+ *buf_8++ = value & 1;
+
+ return 0;
+}
+
/* Send SCARLETT2_USB_DATA_CMD SCARLETT2_USB_CONFIG_SAVE */
static void scarlett2_config_save(struct usb_mixer_interface *mixer)
{
@@ -697,82 +1221,97 @@ static void scarlett2_config_save(struct usb_mixer_interface *mixer)
/* Delayed work to save config */
static void scarlett2_config_save_work(struct work_struct *work)
{
- struct scarlett2_mixer_data *private =
- container_of(work, struct scarlett2_mixer_data, work.work);
+ struct scarlett2_data *private =
+ container_of(work, struct scarlett2_data, work.work);
scarlett2_config_save(private->mixer);
}
-/* Send a USB message to set a configuration parameter (volume level,
- * sw/hw volume switch, line/inst level switch, or pad switch)
- */
+/* Send a USB message to set a SCARLETT2_CONFIG_* parameter */
static int scarlett2_usb_set_config(
struct usb_mixer_interface *mixer,
int config_item_num, int index, int value)
{
- const struct scarlett2_config config_item =
- scarlett2_config_items[config_item_num];
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ const struct scarlett2_config *config_item =
+ &scarlett2_config_items[info->has_mixer][config_item_num];
struct {
__le32 offset;
__le32 bytes;
__le32 value;
} __packed req;
__le32 req2;
+ int offset, size;
int err;
- struct scarlett2_mixer_data *private = mixer->private_data;
/* Cancel any pending NVRAM save */
cancel_delayed_work_sync(&private->work);
+ /* Convert config_item->size in bits to size in bytes and
+ * calculate offset
+ */
+ if (config_item->size >= 8) {
+ size = config_item->size / 8;
+ offset = config_item->offset + index * size;
+
+ /* If updating a bit, retrieve the old value, set/clear the
+ * bit as needed, and update value
+ */
+ } else {
+ u8 tmp;
+
+ size = 1;
+ offset = config_item->offset;
+
+ scarlett2_usb_get(mixer, offset, &tmp, 1);
+ if (value)
+ tmp |= (1 << index);
+ else
+ tmp &= ~(1 << index);
+
+ value = tmp;
+ }
+
/* Send the configuration parameter data */
- req.offset = cpu_to_le32(config_item.offset + index * config_item.size);
- req.bytes = cpu_to_le32(config_item.size);
+ req.offset = cpu_to_le32(offset);
+ req.bytes = cpu_to_le32(size);
req.value = cpu_to_le32(value);
err = scarlett2_usb(mixer, SCARLETT2_USB_SET_DATA,
- &req, sizeof(u32) * 2 + config_item.size,
+ &req, sizeof(u32) * 2 + size,
NULL, 0);
if (err < 0)
return err;
/* Activate the change */
- req2 = cpu_to_le32(config_item.activate);
+ req2 = cpu_to_le32(config_item->activate);
err = scarlett2_usb(mixer, SCARLETT2_USB_DATA_CMD,
&req2, sizeof(req2), NULL, 0);
if (err < 0)
return err;
/* Schedule the change to be written to NVRAM */
- schedule_delayed_work(&private->work, msecs_to_jiffies(2000));
+ if (config_item->activate != SCARLETT2_USB_CONFIG_SAVE)
+ schedule_delayed_work(&private->work, msecs_to_jiffies(2000));
return 0;
}
-/* Send a USB message to get data; result placed in *buf */
-static int scarlett2_usb_get(
+/* Send a USB message to get sync status; result placed in *sync */
+static int scarlett2_usb_get_sync_status(
struct usb_mixer_interface *mixer,
- int offset, void *buf, int size)
+ u8 *sync)
{
- struct {
- __le32 offset;
- __le32 size;
- } __packed req;
-
- req.offset = cpu_to_le32(offset);
- req.size = cpu_to_le32(size);
- return scarlett2_usb(mixer, SCARLETT2_USB_GET_DATA,
- &req, sizeof(req), buf, size);
-}
+ __le32 data;
+ int err;
-/* Send a USB message to get configuration parameters; result placed in *buf */
-static int scarlett2_usb_get_config(
- struct usb_mixer_interface *mixer,
- int config_item_num, int count, void *buf)
-{
- const struct scarlett2_config config_item =
- scarlett2_config_items[config_item_num];
- int size = config_item.size * count;
+ err = scarlett2_usb(mixer, SCARLETT2_USB_GET_SYNC,
+ NULL, 0, &data, sizeof(data));
+ if (err < 0)
+ return err;
- return scarlett2_usb_get(mixer, config_item.offset, buf, size);
+ *sync = !!data;
+ return 0;
}
/* Send a USB message to get volume status; result placed in *buf */
@@ -784,13 +1323,56 @@ static int scarlett2_usb_get_volume_status(
buf, sizeof(*buf));
}
+/* Send a USB message to get the volumes for all inputs of one mix
+ * and put the values into private->mix[]
+ */
+static int scarlett2_usb_get_mix(struct usb_mixer_interface *mixer,
+ int mix_num)
+{
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+
+ int num_mixer_in =
+ info->port_count[SCARLETT2_PORT_TYPE_MIX][SCARLETT2_PORT_OUT];
+ int err, i, j, k;
+
+ struct {
+ __le16 mix_num;
+ __le16 count;
+ } __packed req;
+
+ __le16 data[SCARLETT2_INPUT_MIX_MAX];
+
+ req.mix_num = cpu_to_le16(mix_num);
+ req.count = cpu_to_le16(num_mixer_in);
+
+ err = scarlett2_usb(mixer, SCARLETT2_USB_GET_MIX,
+ &req, sizeof(req),
+ data, num_mixer_in * sizeof(u16));
+ if (err < 0)
+ return err;
+
+ for (i = 0, j = mix_num * num_mixer_in; i < num_mixer_in; i++, j++) {
+ u16 mixer_value = le16_to_cpu(data[i]);
+
+ for (k = 0; k < SCARLETT2_MIXER_VALUE_COUNT; k++)
+ if (scarlett2_mixer_values[k] >= mixer_value)
+ break;
+ if (k == SCARLETT2_MIXER_VALUE_COUNT)
+ k = SCARLETT2_MIXER_MAX_VALUE;
+ private->mix[j] = k;
+ }
+
+ return 0;
+}
+
/* Send a USB message to set the volumes for all inputs of one mix
* (values obtained from private->mix[])
*/
static int scarlett2_usb_set_mix(struct usb_mixer_interface *mixer,
- int mix_num)
+ int mix_num)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
const struct scarlett2_device_info *info = private->info;
struct {
@@ -800,7 +1382,7 @@ static int scarlett2_usb_set_mix(struct usb_mixer_interface *mixer,
int i, j;
int num_mixer_in =
- info->ports[SCARLETT2_PORT_TYPE_MIX].num[SCARLETT2_PORT_OUT];
+ info->port_count[SCARLETT2_PORT_TYPE_MIX][SCARLETT2_PORT_OUT];
req.mix_num = cpu_to_le16(mix_num);
@@ -814,40 +1396,120 @@ static int scarlett2_usb_set_mix(struct usb_mixer_interface *mixer,
NULL, 0);
}
-/* Convert a port number index (per info->ports) to a hardware ID */
-static u32 scarlett2_mux_src_num_to_id(const struct scarlett2_ports *ports,
- int num)
+/* Convert a port number index (per info->port_count) to a hardware ID */
+static u32 scarlett2_mux_src_num_to_id(
+ const int port_count[][SCARLETT2_PORT_DIRNS], int num)
+{
+ int port_type;
+
+ for (port_type = 0;
+ port_type < SCARLETT2_PORT_TYPE_COUNT;
+ port_type++) {
+ if (num < port_count[port_type][SCARLETT2_PORT_IN])
+ return scarlett2_ports[port_type].id | num;
+ num -= port_count[port_type][SCARLETT2_PORT_IN];
+ }
+
+ /* Oops */
+ return 0;
+}
+
+/* Convert a hardware ID to a port number index */
+static u32 scarlett2_mux_id_to_num(
+ const int port_count[][SCARLETT2_PORT_DIRNS], int direction, u32 id)
{
int port_type;
+ int port_num = 0;
for (port_type = 0;
port_type < SCARLETT2_PORT_TYPE_COUNT;
port_type++) {
- if (num < ports[port_type].num[SCARLETT2_PORT_IN])
- return ports[port_type].id | num;
- num -= ports[port_type].num[SCARLETT2_PORT_IN];
+ int base = scarlett2_ports[port_type].id;
+ int count = port_count[port_type][direction];
+
+ if (id >= base && id < base + count)
+ return port_num + id - base;
+ port_num += count;
}
/* Oops */
+ return -1;
+}
+
+/* Convert one mux entry from the interface and load into private->mux[] */
+static void scarlett2_usb_populate_mux(struct scarlett2_data *private,
+ u32 mux_entry)
+{
+ const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
+
+ int dst_idx, src_idx;
+
+ dst_idx = scarlett2_mux_id_to_num(port_count, SCARLETT2_PORT_OUT,
+ mux_entry & 0xFFF);
+ if (dst_idx < 0)
+ return;
+
+ if (dst_idx >= private->num_mux_dsts) {
+ usb_audio_err(private->mixer->chip,
+ "BUG: scarlett2_mux_id_to_num(%06x, OUT): %d >= %d",
+ mux_entry, dst_idx, private->num_mux_dsts);
+ return;
+ }
+
+ src_idx = scarlett2_mux_id_to_num(port_count, SCARLETT2_PORT_IN,
+ mux_entry >> 12);
+ if (src_idx < 0)
+ return;
+
+ if (src_idx >= private->num_mux_srcs) {
+ usb_audio_err(private->mixer->chip,
+ "BUG: scarlett2_mux_id_to_num(%06x, IN): %d >= %d",
+ mux_entry, src_idx, private->num_mux_srcs);
+ return;
+ }
+
+ private->mux[dst_idx] = src_idx;
+}
+
+/* Send USB message to get mux inputs and then populate private->mux[] */
+static int scarlett2_usb_get_mux(struct usb_mixer_interface *mixer)
+{
+ struct scarlett2_data *private = mixer->private_data;
+ int count = private->num_mux_dsts;
+ int err, i;
+
+ struct {
+ __le16 num;
+ __le16 count;
+ } __packed req;
+
+ __le32 data[SCARLETT2_MUX_MAX];
+
+ private->mux_updated = 0;
+
+ req.num = 0;
+ req.count = cpu_to_le16(count);
+
+ err = scarlett2_usb(mixer, SCARLETT2_USB_GET_MUX,
+ &req, sizeof(req),
+ data, count * sizeof(u32));
+ if (err < 0)
+ return err;
+
+ for (i = 0; i < count; i++)
+ scarlett2_usb_populate_mux(private, le32_to_cpu(data[i]));
+
return 0;
}
/* Send USB messages to set mux inputs */
static int scarlett2_usb_set_mux(struct usb_mixer_interface *mixer)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
const struct scarlett2_device_info *info = private->info;
- const struct scarlett2_ports *ports = info->ports;
- int rate, port_dir_rate;
-
- static const int assignment_order[SCARLETT2_PORT_TYPE_COUNT] = {
- SCARLETT2_PORT_TYPE_PCM,
- SCARLETT2_PORT_TYPE_ANALOGUE,
- SCARLETT2_PORT_TYPE_SPDIF,
- SCARLETT2_PORT_TYPE_ADAT,
- SCARLETT2_PORT_TYPE_MIX,
- SCARLETT2_PORT_TYPE_NONE,
- };
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
+ int table;
struct {
__le16 pad;
@@ -857,43 +1519,44 @@ static int scarlett2_usb_set_mux(struct usb_mixer_interface *mixer)
req.pad = 0;
- /* mux settings for each rate */
- for (rate = 0, port_dir_rate = SCARLETT2_PORT_OUT_44;
- port_dir_rate <= SCARLETT2_PORT_OUT_176;
- rate++, port_dir_rate++) {
- int order_num, i, err;
-
- req.num = cpu_to_le16(rate);
-
- for (order_num = 0, i = 0;
- order_num < SCARLETT2_PORT_TYPE_COUNT;
- order_num++) {
- int port_type = assignment_order[order_num];
- int j = scarlett2_get_port_start_num(ports,
- SCARLETT2_PORT_OUT,
- port_type);
- int port_id = ports[port_type].id;
- int channel;
-
- for (channel = 0;
- channel < ports[port_type].num[port_dir_rate];
- channel++, i++, j++)
- /* lower 12 bits for the destination and
- * next 12 bits for the source
- */
- req.data[i] = !port_id
- ? 0
- : cpu_to_le32(
- port_id |
- channel |
- scarlett2_mux_src_num_to_id(
- ports, private->mux[j]
- ) << 12
- );
-
- /* skip private->mux[j] entries not output */
- j += ports[port_type].num[SCARLETT2_PORT_OUT] -
- ports[port_type].num[port_dir_rate];
+ /* set mux settings for each rate */
+ for (table = 0; table < SCARLETT2_MUX_TABLES; table++) {
+ const struct scarlett2_mux_entry *entry;
+
+ /* i counts over the output array */
+ int i = 0, err;
+
+ req.num = cpu_to_le16(table);
+
+ /* loop through each entry */
+ for (entry = info->mux_assignment[table];
+ entry->count;
+ entry++) {
+ int j;
+ int port_type = entry->port_type;
+ int port_idx = entry->start;
+ int mux_idx = scarlett2_get_port_start_num(port_count,
+ SCARLETT2_PORT_OUT, port_type) + port_idx;
+ int dst_id = scarlett2_ports[port_type].id + port_idx;
+
+ /* Empty slots */
+ if (!dst_id) {
+ for (j = 0; j < entry->count; j++)
+ req.data[i++] = 0;
+ continue;
+ }
+
+ /* Non-empty mux slots use the lower 12 bits
+ * for the destination and next 12 bits for
+ * the source
+ */
+ for (j = 0; j < entry->count; j++) {
+ int src_id = scarlett2_mux_src_num_to_id(
+ port_count, private->mux[mux_idx++]);
+ req.data[i++] = cpu_to_le32(dst_id |
+ src_id << 12);
+ dst_id++;
+ }
}
err = scarlett2_usb(mixer, SCARLETT2_USB_SET_MUX,
@@ -908,26 +1571,26 @@ static int scarlett2_usb_set_mux(struct usb_mixer_interface *mixer)
/* Send USB message to get meter levels */
static int scarlett2_usb_get_meter_levels(struct usb_mixer_interface *mixer,
- u16 *levels)
+ u16 num_meters, u16 *levels)
{
struct {
__le16 pad;
__le16 num_meters;
__le32 magic;
} __packed req;
- u32 resp[SCARLETT2_NUM_METERS];
+ u32 resp[SCARLETT2_MAX_METERS];
int i, err;
req.pad = 0;
- req.num_meters = cpu_to_le16(SCARLETT2_NUM_METERS);
+ req.num_meters = cpu_to_le16(num_meters);
req.magic = cpu_to_le32(SCARLETT2_USB_METER_LEVELS_GET_MAGIC);
- err = scarlett2_usb(mixer, SCARLETT2_USB_GET_METER_LEVELS,
- &req, sizeof(req), resp, sizeof(resp));
+ err = scarlett2_usb(mixer, SCARLETT2_USB_GET_METER,
+ &req, sizeof(req), resp, num_meters * sizeof(u32));
if (err < 0)
return err;
/* copy, convert to u16 */
- for (i = 0; i < SCARLETT2_NUM_METERS; i++)
+ for (i = 0; i < num_meters; i++)
levels[i] = resp[i];
return 0;
@@ -949,10 +1612,15 @@ static int scarlett2_add_new_ctl(struct usb_mixer_interface *mixer,
if (!elem)
return -ENOMEM;
+ /* We set USB_MIXER_BESPOKEN type, so that the core USB mixer code
+ * ignores them for resume and other operations.
+ * Also, the head.id field is set to 0, as we don't use this field.
+ */
elem->head.mixer = mixer;
elem->control = index;
- elem->head.id = index;
+ elem->head.id = 0;
elem->channels = channels;
+ elem->val_type = USB_MIXER_BESPOKEN;
kctl = snd_ctl_new1(ncontrol, elem);
if (!kctl) {
@@ -973,6 +1641,64 @@ static int scarlett2_add_new_ctl(struct usb_mixer_interface *mixer,
return 0;
}
+/*** Sync Control ***/
+
+/* Update sync control after receiving notification that the status
+ * has changed
+ */
+static int scarlett2_update_sync(struct usb_mixer_interface *mixer)
+{
+ struct scarlett2_data *private = mixer->private_data;
+
+ private->sync_updated = 0;
+ return scarlett2_usb_get_sync_status(mixer, &private->sync);
+}
+
+static int scarlett2_sync_ctl_info(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_info *uinfo)
+{
+ static const char *texts[2] = {
+ "Unlocked", "Locked"
+ };
+ return snd_ctl_enum_info(uinfo, 1, 2, texts);
+}
+
+static int scarlett2_sync_ctl_get(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+
+ mutex_lock(&private->data_mutex);
+ if (private->sync_updated)
+ scarlett2_update_sync(mixer);
+ ucontrol->value.enumerated.item[0] = private->sync;
+ mutex_unlock(&private->data_mutex);
+
+ return 0;
+}
+
+static const struct snd_kcontrol_new scarlett2_sync_ctl = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .name = "",
+ .info = scarlett2_sync_ctl_info,
+ .get = scarlett2_sync_ctl_get
+};
+
+static int scarlett2_add_sync_ctl(struct usb_mixer_interface *mixer)
+{
+ struct scarlett2_data *private = mixer->private_data;
+
+ /* devices without a mixer also don't support reporting sync status */
+ if (!private->info->has_mixer)
+ return 0;
+
+ return scarlett2_add_new_ctl(mixer, &scarlett2_sync_ctl,
+ 0, 1, "Sync Status", &private->sync_ctl);
+}
+
/*** Analogue Line Out Volume Controls ***/
/* Update hardware volume controls after receiving notification that
@@ -980,12 +1706,14 @@ static int scarlett2_add_new_ctl(struct usb_mixer_interface *mixer,
*/
static int scarlett2_update_volumes(struct usb_mixer_interface *mixer)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
- const struct scarlett2_ports *ports = private->info->ports;
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
struct scarlett2_usb_volume_status volume_status;
int num_line_out =
- ports[SCARLETT2_PORT_TYPE_ANALOGUE].num[SCARLETT2_PORT_OUT];
+ port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
int err, i;
+ int mute;
private->vol_updated = 0;
@@ -997,13 +1725,17 @@ static int scarlett2_update_volumes(struct usb_mixer_interface *mixer)
volume_status.master_vol + SCARLETT2_VOLUME_BIAS,
0, SCARLETT2_VOLUME_BIAS);
- for (i = 0; i < num_line_out; i++) {
- if (private->vol_sw_hw_switch[i])
- private->vol[i] = private->master_vol;
- }
+ if (info->line_out_hw_vol)
+ for (i = 0; i < SCARLETT2_DIM_MUTE_COUNT; i++)
+ private->dim_mute[i] = !!volume_status.dim_mute[i];
- for (i = 0; i < private->info->button_count; i++)
- private->buttons[i] = !!volume_status.buttons[i];
+ mute = private->dim_mute[SCARLETT2_BUTTON_MUTE];
+
+ for (i = 0; i < num_line_out; i++)
+ if (private->vol_sw_hw_switch[i]) {
+ private->vol[i] = private->master_vol;
+ private->mute_switch[i] = mute;
+ }
return 0;
}
@@ -1026,31 +1758,38 @@ static int scarlett2_master_volume_ctl_get(struct snd_kcontrol *kctl,
{
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
- if (private->vol_updated) {
- mutex_lock(&private->data_mutex);
+ mutex_lock(&private->data_mutex);
+ if (private->vol_updated)
scarlett2_update_volumes(mixer);
- mutex_unlock(&private->data_mutex);
- }
+ mutex_unlock(&private->data_mutex);
ucontrol->value.integer.value[0] = private->master_vol;
return 0;
}
+static int line_out_remap(struct scarlett2_data *private, int index)
+{
+ const struct scarlett2_device_info *info = private->info;
+
+ if (!info->line_out_remap_enable)
+ return index;
+ return info->line_out_remap[index];
+}
+
static int scarlett2_volume_ctl_get(struct snd_kcontrol *kctl,
struct snd_ctl_elem_value *ucontrol)
{
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
- struct scarlett2_mixer_data *private = mixer->private_data;
- int index = elem->control;
+ struct scarlett2_data *private = mixer->private_data;
+ int index = line_out_remap(private, elem->control);
- if (private->vol_updated) {
- mutex_lock(&private->data_mutex);
+ mutex_lock(&private->data_mutex);
+ if (private->vol_updated)
scarlett2_update_volumes(mixer);
- mutex_unlock(&private->data_mutex);
- }
+ mutex_unlock(&private->data_mutex);
ucontrol->value.integer.value[0] = private->vol[index];
return 0;
@@ -1061,8 +1800,8 @@ static int scarlett2_volume_ctl_put(struct snd_kcontrol *kctl,
{
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
- struct scarlett2_mixer_data *private = mixer->private_data;
- int index = elem->control;
+ struct scarlett2_data *private = mixer->private_data;
+ int index = line_out_remap(private, elem->control);
int oval, val, err = 0;
mutex_lock(&private->data_mutex);
@@ -1111,8 +1850,71 @@ static const struct snd_kcontrol_new scarlett2_line_out_volume_ctl = {
.tlv = { .p = db_scale_scarlett2_gain }
};
+/*** Mute Switch Controls ***/
+
+static int scarlett2_mute_ctl_get(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct scarlett2_data *private = elem->head.mixer->private_data;
+ int index = line_out_remap(private, elem->control);
+
+ ucontrol->value.integer.value[0] = private->mute_switch[index];
+ return 0;
+}
+
+static int scarlett2_mute_ctl_put(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+ int index = line_out_remap(private, elem->control);
+ int oval, val, err = 0;
+
+ mutex_lock(&private->data_mutex);
+
+ oval = private->mute_switch[index];
+ val = !!ucontrol->value.integer.value[0];
+
+ if (oval == val)
+ goto unlock;
+
+ private->mute_switch[index] = val;
+
+ /* Send mute change to the device */
+ err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_MUTE_SWITCH,
+ index, val);
+ if (err == 0)
+ err = 1;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
+}
+
+static const struct snd_kcontrol_new scarlett2_mute_ctl = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "",
+ .info = snd_ctl_boolean_mono_info,
+ .get = scarlett2_mute_ctl_get,
+ .put = scarlett2_mute_ctl_put,
+};
+
/*** HW/SW Volume Switch Controls ***/
+static void scarlett2_sw_hw_ctl_ro(struct scarlett2_data *private, int index)
+{
+ private->sw_hw_ctls[index]->vd[0].access &=
+ ~SNDRV_CTL_ELEM_ACCESS_WRITE;
+}
+
+static void scarlett2_sw_hw_ctl_rw(struct scarlett2_data *private, int index)
+{
+ private->sw_hw_ctls[index]->vd[0].access |=
+ SNDRV_CTL_ELEM_ACCESS_WRITE;
+}
+
static int scarlett2_sw_hw_enum_ctl_info(struct snd_kcontrol *kctl,
struct snd_ctl_elem_info *uinfo)
{
@@ -1127,60 +1929,97 @@ static int scarlett2_sw_hw_enum_ctl_get(struct snd_kcontrol *kctl,
struct snd_ctl_elem_value *ucontrol)
{
struct usb_mixer_elem_info *elem = kctl->private_data;
- struct scarlett2_mixer_data *private = elem->head.mixer->private_data;
+ struct scarlett2_data *private = elem->head.mixer->private_data;
+ int index = line_out_remap(private, elem->control);
- ucontrol->value.enumerated.item[0] =
- private->vol_sw_hw_switch[elem->control];
+ ucontrol->value.enumerated.item[0] = private->vol_sw_hw_switch[index];
return 0;
}
-static int scarlett2_sw_hw_enum_ctl_put(struct snd_kcontrol *kctl,
- struct snd_ctl_elem_value *ucontrol)
+static void scarlett2_vol_ctl_set_writable(struct usb_mixer_interface *mixer,
+ int index, int value)
{
- struct usb_mixer_elem_info *elem = kctl->private_data;
- struct usb_mixer_interface *mixer = elem->head.mixer;
- struct scarlett2_mixer_data *private = mixer->private_data;
-
- int index = elem->control;
- int oval, val, err = 0;
+ struct scarlett2_data *private = mixer->private_data;
+ struct snd_card *card = mixer->chip->card;
- mutex_lock(&private->data_mutex);
+ /* Set/Clear write bits */
+ if (value) {
+ private->vol_ctls[index]->vd[0].access |=
+ SNDRV_CTL_ELEM_ACCESS_WRITE;
+ private->mute_ctls[index]->vd[0].access |=
+ SNDRV_CTL_ELEM_ACCESS_WRITE;
+ } else {
+ private->vol_ctls[index]->vd[0].access &=
+ ~SNDRV_CTL_ELEM_ACCESS_WRITE;
+ private->mute_ctls[index]->vd[0].access &=
+ ~SNDRV_CTL_ELEM_ACCESS_WRITE;
+ }
- oval = private->vol_sw_hw_switch[index];
- val = !!ucontrol->value.integer.value[0];
+ /* Notify of write bit change */
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
+ &private->vol_ctls[index]->id);
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
+ &private->mute_ctls[index]->id);
+}
- if (oval == val)
- goto unlock;
+static int scarlett2_sw_hw_change(struct usb_mixer_interface *mixer,
+ int ctl_index, int val)
+{
+ struct scarlett2_data *private = mixer->private_data;
+ int index = line_out_remap(private, ctl_index);
+ int err;
private->vol_sw_hw_switch[index] = val;
/* Change access mode to RO (hardware controlled volume)
* or RW (software controlled volume)
*/
- if (val)
- private->vol_ctls[index]->vd[0].access &=
- ~SNDRV_CTL_ELEM_ACCESS_WRITE;
- else
- private->vol_ctls[index]->vd[0].access |=
- SNDRV_CTL_ELEM_ACCESS_WRITE;
+ scarlett2_vol_ctl_set_writable(mixer, ctl_index, !val);
- /* Reset volume to master volume */
+ /* Reset volume/mute to master volume/mute */
private->vol[index] = private->master_vol;
+ private->mute_switch[index] = private->dim_mute[SCARLETT2_BUTTON_MUTE];
/* Set SW volume to current HW volume */
err = scarlett2_usb_set_config(
mixer, SCARLETT2_CONFIG_LINE_OUT_VOLUME,
index, private->master_vol - SCARLETT2_VOLUME_BIAS);
if (err < 0)
- goto unlock;
+ return err;
- /* Notify of RO/RW change */
- snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_INFO,
- &private->vol_ctls[index]->id);
+ /* Set SW mute to current HW mute */
+ err = scarlett2_usb_set_config(
+ mixer, SCARLETT2_CONFIG_MUTE_SWITCH,
+ index, private->dim_mute[SCARLETT2_BUTTON_MUTE]);
+ if (err < 0)
+ return err;
/* Send SW/HW switch change to the device */
- err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_SW_HW_SWITCH,
- index, val);
+ return scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_SW_HW_SWITCH,
+ index, val);
+}
+
+static int scarlett2_sw_hw_enum_ctl_put(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+ int ctl_index = elem->control;
+ int index = line_out_remap(private, ctl_index);
+ int oval, val, err = 0;
+
+ mutex_lock(&private->data_mutex);
+
+ oval = private->vol_sw_hw_switch[index];
+ val = !!ucontrol->value.enumerated.item[0];
+
+ if (oval == val)
+ goto unlock;
+
+ err = scarlett2_sw_hw_change(mixer, ctl_index, val);
+ if (err == 0)
+ err = 1;
unlock:
mutex_unlock(&private->data_mutex);
@@ -1197,6 +2036,55 @@ static const struct snd_kcontrol_new scarlett2_sw_hw_enum_ctl = {
/*** Line Level/Instrument Level Switch Controls ***/
+static int scarlett2_update_input_other(struct usb_mixer_interface *mixer)
+{
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+
+ private->input_other_updated = 0;
+
+ if (info->level_input_count) {
+ int err = scarlett2_usb_get_config(
+ mixer, SCARLETT2_CONFIG_LEVEL_SWITCH,
+ info->level_input_count + info->level_input_first,
+ private->level_switch);
+ if (err < 0)
+ return err;
+ }
+
+ if (info->pad_input_count) {
+ int err = scarlett2_usb_get_config(
+ mixer, SCARLETT2_CONFIG_PAD_SWITCH,
+ info->pad_input_count, private->pad_switch);
+ if (err < 0)
+ return err;
+ }
+
+ if (info->air_input_count) {
+ int err = scarlett2_usb_get_config(
+ mixer, SCARLETT2_CONFIG_AIR_SWITCH,
+ info->air_input_count, private->air_switch);
+ if (err < 0)
+ return err;
+ }
+
+ if (info->phantom_count) {
+ int err = scarlett2_usb_get_config(
+ mixer, SCARLETT2_CONFIG_PHANTOM_SWITCH,
+ info->phantom_count, private->phantom_switch);
+ if (err < 0)
+ return err;
+
+ err = scarlett2_usb_get_config(
+ mixer, SCARLETT2_CONFIG_PHANTOM_PERSISTENCE,
+ 1, &private->phantom_persistence);
+ if (err < 0)
+ return err;
+ }
+
+ return 0;
+}
+
static int scarlett2_level_enum_ctl_info(struct snd_kcontrol *kctl,
struct snd_ctl_elem_info *uinfo)
{
@@ -1211,10 +2099,18 @@ static int scarlett2_level_enum_ctl_get(struct snd_kcontrol *kctl,
struct snd_ctl_elem_value *ucontrol)
{
struct usb_mixer_elem_info *elem = kctl->private_data;
- struct scarlett2_mixer_data *private = elem->head.mixer->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+
+ int index = elem->control + info->level_input_first;
+
+ mutex_lock(&private->data_mutex);
+ if (private->input_other_updated)
+ scarlett2_update_input_other(mixer);
+ ucontrol->value.enumerated.item[0] = private->level_switch[index];
+ mutex_unlock(&private->data_mutex);
- ucontrol->value.enumerated.item[0] =
- private->level_switch[elem->control];
return 0;
}
@@ -1223,15 +2119,16 @@ static int scarlett2_level_enum_ctl_put(struct snd_kcontrol *kctl,
{
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
- int index = elem->control;
+ int index = elem->control + info->level_input_first;
int oval, val, err = 0;
mutex_lock(&private->data_mutex);
oval = private->level_switch[index];
- val = !!ucontrol->value.integer.value[0];
+ val = !!ucontrol->value.enumerated.item[0];
if (oval == val)
goto unlock;
@@ -1241,6 +2138,8 @@ static int scarlett2_level_enum_ctl_put(struct snd_kcontrol *kctl,
/* Send switch change to the device */
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_LEVEL_SWITCH,
index, val);
+ if (err == 0)
+ err = 1;
unlock:
mutex_unlock(&private->data_mutex);
@@ -1261,10 +2160,16 @@ static int scarlett2_pad_ctl_get(struct snd_kcontrol *kctl,
struct snd_ctl_elem_value *ucontrol)
{
struct usb_mixer_elem_info *elem = kctl->private_data;
- struct scarlett2_mixer_data *private = elem->head.mixer->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
- ucontrol->value.enumerated.item[0] =
+ mutex_lock(&private->data_mutex);
+ if (private->input_other_updated)
+ scarlett2_update_input_other(mixer);
+ ucontrol->value.integer.value[0] =
private->pad_switch[elem->control];
+ mutex_unlock(&private->data_mutex);
+
return 0;
}
@@ -1273,7 +2178,7 @@ static int scarlett2_pad_ctl_put(struct snd_kcontrol *kctl,
{
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
int index = elem->control;
int oval, val, err = 0;
@@ -1291,6 +2196,8 @@ static int scarlett2_pad_ctl_put(struct snd_kcontrol *kctl,
/* Send switch change to the device */
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_PAD_SWITCH,
index, val);
+ if (err == 0)
+ err = 1;
unlock:
mutex_unlock(&private->data_mutex);
@@ -1305,71 +2212,734 @@ static const struct snd_kcontrol_new scarlett2_pad_ctl = {
.put = scarlett2_pad_ctl_put,
};
-/*** Mute/Dim Controls ***/
+/*** Air Switch Controls ***/
-static int scarlett2_button_ctl_get(struct snd_kcontrol *kctl,
- struct snd_ctl_elem_value *ucontrol)
+static int scarlett2_air_ctl_get(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_value *ucontrol)
{
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
- if (private->vol_updated) {
- mutex_lock(&private->data_mutex);
- scarlett2_update_volumes(mixer);
- mutex_unlock(&private->data_mutex);
+ mutex_lock(&private->data_mutex);
+ if (private->input_other_updated)
+ scarlett2_update_input_other(mixer);
+ ucontrol->value.integer.value[0] = private->air_switch[elem->control];
+ mutex_unlock(&private->data_mutex);
+
+ return 0;
+}
+
+static int scarlett2_air_ctl_put(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+
+ int index = elem->control;
+ int oval, val, err = 0;
+
+ mutex_lock(&private->data_mutex);
+
+ oval = private->air_switch[index];
+ val = !!ucontrol->value.integer.value[0];
+
+ if (oval == val)
+ goto unlock;
+
+ private->air_switch[index] = val;
+
+ /* Send switch change to the device */
+ err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_AIR_SWITCH,
+ index, val);
+ if (err == 0)
+ err = 1;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
+}
+
+static const struct snd_kcontrol_new scarlett2_air_ctl = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "",
+ .info = snd_ctl_boolean_mono_info,
+ .get = scarlett2_air_ctl_get,
+ .put = scarlett2_air_ctl_put,
+};
+
+/*** Phantom Switch Controls ***/
+
+static int scarlett2_phantom_ctl_get(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+
+ mutex_lock(&private->data_mutex);
+ if (private->input_other_updated)
+ scarlett2_update_input_other(mixer);
+ ucontrol->value.integer.value[0] =
+ private->phantom_switch[elem->control];
+ mutex_unlock(&private->data_mutex);
+
+ return 0;
+}
+
+static int scarlett2_phantom_ctl_put(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+
+ int index = elem->control;
+ int oval, val, err = 0;
+
+ mutex_lock(&private->data_mutex);
+
+ oval = private->phantom_switch[index];
+ val = !!ucontrol->value.integer.value[0];
+
+ if (oval == val)
+ goto unlock;
+
+ private->phantom_switch[index] = val;
+
+ /* Send switch change to the device */
+ err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_PHANTOM_SWITCH,
+ index, val);
+ if (err == 0)
+ err = 1;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
+}
+
+static const struct snd_kcontrol_new scarlett2_phantom_ctl = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "",
+ .info = snd_ctl_boolean_mono_info,
+ .get = scarlett2_phantom_ctl_get,
+ .put = scarlett2_phantom_ctl_put,
+};
+
+/*** Phantom Persistence Control ***/
+
+static int scarlett2_phantom_persistence_ctl_get(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct scarlett2_data *private = elem->head.mixer->private_data;
+
+ ucontrol->value.integer.value[0] = private->phantom_persistence;
+ return 0;
+}
+
+static int scarlett2_phantom_persistence_ctl_put(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+
+ int index = elem->control;
+ int oval, val, err = 0;
+
+ mutex_lock(&private->data_mutex);
+
+ oval = private->phantom_persistence;
+ val = !!ucontrol->value.integer.value[0];
+
+ if (oval == val)
+ goto unlock;
+
+ private->phantom_persistence = val;
+
+ /* Send switch change to the device */
+ err = scarlett2_usb_set_config(
+ mixer, SCARLETT2_CONFIG_PHANTOM_PERSISTENCE, index, val);
+ if (err == 0)
+ err = 1;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
+}
+
+static const struct snd_kcontrol_new scarlett2_phantom_persistence_ctl = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "",
+ .info = snd_ctl_boolean_mono_info,
+ .get = scarlett2_phantom_persistence_ctl_get,
+ .put = scarlett2_phantom_persistence_ctl_put,
+};
+
+/*** Direct Monitor Control ***/
+
+static int scarlett2_update_monitor_other(struct usb_mixer_interface *mixer)
+{
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ int err;
+
+ /* monitor_other_enable[0] enables speaker switching
+ * monitor_other_enable[1] enables talkback
+ */
+ u8 monitor_other_enable[2];
+
+ /* monitor_other_switch[0] activates the alternate speakers
+ * monitor_other_switch[1] activates talkback
+ */
+ u8 monitor_other_switch[2];
+
+ private->monitor_other_updated = 0;
+
+ if (info->direct_monitor)
+ return scarlett2_usb_get_config(
+ mixer, SCARLETT2_CONFIG_DIRECT_MONITOR,
+ 1, &private->direct_monitor_switch);
+
+ /* if it doesn't do speaker switching then it also doesn't do
+ * talkback
+ */
+ if (!info->has_speaker_switching)
+ return 0;
+
+ err = scarlett2_usb_get_config(
+ mixer, SCARLETT2_CONFIG_MONITOR_OTHER_ENABLE,
+ 2, monitor_other_enable);
+ if (err < 0)
+ return err;
+
+ err = scarlett2_usb_get_config(
+ mixer, SCARLETT2_CONFIG_MONITOR_OTHER_SWITCH,
+ 2, monitor_other_switch);
+ if (err < 0)
+ return err;
+
+ if (!monitor_other_enable[0])
+ private->speaker_switching_switch = 0;
+ else
+ private->speaker_switching_switch = monitor_other_switch[0] + 1;
+
+ if (info->has_talkback) {
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] =
+ info->port_count;
+ int num_mixes =
+ port_count[SCARLETT2_PORT_TYPE_MIX][SCARLETT2_PORT_IN];
+ u16 bitmap;
+ int i;
+
+ if (!monitor_other_enable[1])
+ private->talkback_switch = 0;
+ else
+ private->talkback_switch = monitor_other_switch[1] + 1;
+
+ err = scarlett2_usb_get_config(mixer,
+ SCARLETT2_CONFIG_TALKBACK_MAP,
+ 1, &bitmap);
+ for (i = 0; i < num_mixes; i++, bitmap >>= 1)
+ private->talkback_map[i] = bitmap & 1;
}
- ucontrol->value.enumerated.item[0] = private->buttons[elem->control];
return 0;
}
-static int scarlett2_button_ctl_put(struct snd_kcontrol *kctl,
- struct snd_ctl_elem_value *ucontrol)
+static int scarlett2_direct_monitor_ctl_get(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = elem->head.mixer->private_data;
+
+ mutex_lock(&private->data_mutex);
+ if (private->monitor_other_updated)
+ scarlett2_update_monitor_other(mixer);
+ ucontrol->value.enumerated.item[0] = private->direct_monitor_switch;
+ mutex_unlock(&private->data_mutex);
+
+ return 0;
+}
+
+static int scarlett2_direct_monitor_ctl_put(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
{
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
int index = elem->control;
int oval, val, err = 0;
mutex_lock(&private->data_mutex);
- oval = private->buttons[index];
+ oval = private->direct_monitor_switch;
+ val = min(ucontrol->value.enumerated.item[0], 2U);
+
+ if (oval == val)
+ goto unlock;
+
+ private->direct_monitor_switch = val;
+
+ /* Send switch change to the device */
+ err = scarlett2_usb_set_config(
+ mixer, SCARLETT2_CONFIG_DIRECT_MONITOR, index, val);
+ if (err == 0)
+ err = 1;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
+}
+
+static int scarlett2_direct_monitor_stereo_enum_ctl_info(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
+{
+ static const char *const values[3] = {
+ "Off", "Mono", "Stereo"
+ };
+
+ return snd_ctl_enum_info(uinfo, 1, 3, values);
+}
+
+/* Direct Monitor for Solo is mono-only and only needs a boolean control
+ * Direct Monitor for 2i2 is selectable between Off/Mono/Stereo
+ */
+static const struct snd_kcontrol_new scarlett2_direct_monitor_ctl[2] = {
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "",
+ .info = snd_ctl_boolean_mono_info,
+ .get = scarlett2_direct_monitor_ctl_get,
+ .put = scarlett2_direct_monitor_ctl_put,
+ },
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "",
+ .info = scarlett2_direct_monitor_stereo_enum_ctl_info,
+ .get = scarlett2_direct_monitor_ctl_get,
+ .put = scarlett2_direct_monitor_ctl_put,
+ }
+};
+
+static int scarlett2_add_direct_monitor_ctl(struct usb_mixer_interface *mixer)
+{
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+
+ if (!info->direct_monitor)
+ return 0;
+
+ return scarlett2_add_new_ctl(
+ mixer, &scarlett2_direct_monitor_ctl[info->direct_monitor - 1],
+ 0, 1, "Direct Monitor Playback Switch",
+ &private->direct_monitor_ctl);
+}
+
+/*** Speaker Switching Control ***/
+
+static int scarlett2_speaker_switch_enum_ctl_info(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
+{
+ static const char *const values[3] = {
+ "Off", "Main", "Alt"
+ };
+
+ return snd_ctl_enum_info(uinfo, 1, 3, values);
+}
+
+static int scarlett2_speaker_switch_enum_ctl_get(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+
+ mutex_lock(&private->data_mutex);
+ if (private->monitor_other_updated)
+ scarlett2_update_monitor_other(mixer);
+ ucontrol->value.enumerated.item[0] = private->speaker_switching_switch;
+ mutex_unlock(&private->data_mutex);
+
+ return 0;
+}
+
+/* when speaker switching gets enabled, switch the main/alt speakers
+ * to HW volume and disable those controls
+ */
+static int scarlett2_speaker_switch_enable(struct usb_mixer_interface *mixer)
+{
+ struct snd_card *card = mixer->chip->card;
+ struct scarlett2_data *private = mixer->private_data;
+ int i, err;
+
+ for (i = 0; i < 4; i++) {
+ int index = line_out_remap(private, i);
+
+ /* switch the main/alt speakers to HW volume */
+ if (!private->vol_sw_hw_switch[index]) {
+ err = scarlett2_sw_hw_change(private->mixer, i, 1);
+ if (err < 0)
+ return err;
+ }
+
+ /* disable the line out SW/HW switch */
+ scarlett2_sw_hw_ctl_ro(private, i);
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
+ &private->sw_hw_ctls[i]->id);
+ }
+
+ /* when the next monitor-other notify comes in, update the mux
+ * configuration
+ */
+ private->speaker_switching_switched = 1;
+
+ return 0;
+}
+
+/* when speaker switching gets disabled, reenable the hw/sw controls
+ * and invalidate the routing
+ */
+static void scarlett2_speaker_switch_disable(struct usb_mixer_interface *mixer)
+{
+ struct snd_card *card = mixer->chip->card;
+ struct scarlett2_data *private = mixer->private_data;
+ int i;
+
+ /* enable the line out SW/HW switch */
+ for (i = 0; i < 4; i++) {
+ scarlett2_sw_hw_ctl_rw(private, i);
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_INFO,
+ &private->sw_hw_ctls[i]->id);
+ }
+
+ /* when the next monitor-other notify comes in, update the mux
+ * configuration
+ */
+ private->speaker_switching_switched = 1;
+}
+
+static int scarlett2_speaker_switch_enum_ctl_put(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+
+ int oval, val, err = 0;
+
+ mutex_lock(&private->data_mutex);
+
+ oval = private->speaker_switching_switch;
+ val = min(ucontrol->value.enumerated.item[0], 2U);
+
+ if (oval == val)
+ goto unlock;
+
+ private->speaker_switching_switch = val;
+
+ /* enable/disable speaker switching */
+ err = scarlett2_usb_set_config(
+ mixer, SCARLETT2_CONFIG_MONITOR_OTHER_ENABLE,
+ 0, !!val);
+ if (err < 0)
+ goto unlock;
+
+ /* if speaker switching is enabled, select main or alt */
+ err = scarlett2_usb_set_config(
+ mixer, SCARLETT2_CONFIG_MONITOR_OTHER_SWITCH,
+ 0, val == 2);
+ if (err < 0)
+ goto unlock;
+
+ /* update controls if speaker switching gets enabled or disabled */
+ if (!oval && val)
+ err = scarlett2_speaker_switch_enable(mixer);
+ else if (oval && !val)
+ scarlett2_speaker_switch_disable(mixer);
+
+ if (err == 0)
+ err = 1;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
+}
+
+static const struct snd_kcontrol_new scarlett2_speaker_switch_enum_ctl = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "",
+ .info = scarlett2_speaker_switch_enum_ctl_info,
+ .get = scarlett2_speaker_switch_enum_ctl_get,
+ .put = scarlett2_speaker_switch_enum_ctl_put,
+};
+
+static int scarlett2_add_speaker_switch_ctl(
+ struct usb_mixer_interface *mixer)
+{
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+
+ if (!info->has_speaker_switching)
+ return 0;
+
+ return scarlett2_add_new_ctl(
+ mixer, &scarlett2_speaker_switch_enum_ctl,
+ 0, 1, "Speaker Switching Playback Enum",
+ &private->speaker_switching_ctl);
+}
+
+/*** Talkback and Talkback Map Controls ***/
+
+static int scarlett2_talkback_enum_ctl_info(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
+{
+ static const char *const values[3] = {
+ "Disabled", "Off", "On"
+ };
+
+ return snd_ctl_enum_info(uinfo, 1, 3, values);
+}
+
+static int scarlett2_talkback_enum_ctl_get(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+
+ mutex_lock(&private->data_mutex);
+ if (private->monitor_other_updated)
+ scarlett2_update_monitor_other(mixer);
+ ucontrol->value.enumerated.item[0] = private->talkback_switch;
+ mutex_unlock(&private->data_mutex);
+
+ return 0;
+}
+
+static int scarlett2_talkback_enum_ctl_put(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+
+ int oval, val, err = 0;
+
+ mutex_lock(&private->data_mutex);
+
+ oval = private->talkback_switch;
+ val = min(ucontrol->value.enumerated.item[0], 2U);
+
+ if (oval == val)
+ goto unlock;
+
+ private->talkback_switch = val;
+
+ /* enable/disable talkback */
+ err = scarlett2_usb_set_config(
+ mixer, SCARLETT2_CONFIG_MONITOR_OTHER_ENABLE,
+ 1, !!val);
+ if (err < 0)
+ goto unlock;
+
+ /* if talkback is enabled, select main or alt */
+ err = scarlett2_usb_set_config(
+ mixer, SCARLETT2_CONFIG_MONITOR_OTHER_SWITCH,
+ 1, val == 2);
+ if (err == 0)
+ err = 1;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
+}
+
+static const struct snd_kcontrol_new scarlett2_talkback_enum_ctl = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "",
+ .info = scarlett2_talkback_enum_ctl_info,
+ .get = scarlett2_talkback_enum_ctl_get,
+ .put = scarlett2_talkback_enum_ctl_put,
+};
+
+static int scarlett2_talkback_map_ctl_get(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+ int index = elem->control;
+
+ ucontrol->value.integer.value[0] = private->talkback_map[index];
+
+ return 0;
+}
+
+static int scarlett2_talkback_map_ctl_put(
+ struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] =
+ private->info->port_count;
+ int num_mixes = port_count[SCARLETT2_PORT_TYPE_MIX][SCARLETT2_PORT_IN];
+
+ int index = elem->control;
+ int oval, val, err = 0, i;
+ u16 bitmap = 0;
+
+ mutex_lock(&private->data_mutex);
+
+ oval = private->talkback_map[index];
val = !!ucontrol->value.integer.value[0];
if (oval == val)
goto unlock;
- private->buttons[index] = val;
+ private->talkback_map[index] = val;
+
+ for (i = 0; i < num_mixes; i++)
+ bitmap |= private->talkback_map[i] << i;
+
+ /* Send updated bitmap to the device */
+ err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_TALKBACK_MAP,
+ 0, bitmap);
+ if (err == 0)
+ err = 1;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
+}
+
+static const struct snd_kcontrol_new scarlett2_talkback_map_ctl = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "",
+ .info = snd_ctl_boolean_mono_info,
+ .get = scarlett2_talkback_map_ctl_get,
+ .put = scarlett2_talkback_map_ctl_put,
+};
+
+static int scarlett2_add_talkback_ctls(
+ struct usb_mixer_interface *mixer)
+{
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
+ int num_mixes = port_count[SCARLETT2_PORT_TYPE_MIX][SCARLETT2_PORT_IN];
+ int err, i;
+ char s[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
+
+ if (!info->has_talkback)
+ return 0;
+
+ err = scarlett2_add_new_ctl(
+ mixer, &scarlett2_talkback_enum_ctl,
+ 0, 1, "Talkback Playback Enum",
+ &private->talkback_ctl);
+ if (err < 0)
+ return err;
+
+ for (i = 0; i < num_mixes; i++) {
+ snprintf(s, sizeof(s),
+ "Talkback Mix %c Playback Switch", i + 'A');
+ err = scarlett2_add_new_ctl(mixer, &scarlett2_talkback_map_ctl,
+ i, 1, s, NULL);
+ if (err < 0)
+ return err;
+ }
+
+ return 0;
+}
+
+/*** Dim/Mute Controls ***/
+
+static int scarlett2_dim_mute_ctl_get(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+
+ mutex_lock(&private->data_mutex);
+ if (private->vol_updated)
+ scarlett2_update_volumes(mixer);
+ mutex_unlock(&private->data_mutex);
+
+ ucontrol->value.integer.value[0] = private->dim_mute[elem->control];
+ return 0;
+}
+
+static int scarlett2_dim_mute_ctl_put(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
+ int num_line_out =
+ port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
+
+ int index = elem->control;
+ int oval, val, err = 0, i;
+
+ mutex_lock(&private->data_mutex);
+
+ oval = private->dim_mute[index];
+ val = !!ucontrol->value.integer.value[0];
+
+ if (oval == val)
+ goto unlock;
+
+ private->dim_mute[index] = val;
/* Send switch change to the device */
- err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_BUTTONS,
+ err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_DIM_MUTE,
index, val);
+ if (err == 0)
+ err = 1;
+
+ if (index == SCARLETT2_BUTTON_MUTE)
+ for (i = 0; i < num_line_out; i++) {
+ int line_index = line_out_remap(private, i);
+
+ if (private->vol_sw_hw_switch[line_index]) {
+ private->mute_switch[line_index] = val;
+ snd_ctl_notify(mixer->chip->card,
+ SNDRV_CTL_EVENT_MASK_INFO,
+ &private->mute_ctls[i]->id);
+ }
+ }
unlock:
mutex_unlock(&private->data_mutex);
return err;
}
-static const struct snd_kcontrol_new scarlett2_button_ctl = {
+static const struct snd_kcontrol_new scarlett2_dim_mute_ctl = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "",
.info = snd_ctl_boolean_mono_info,
- .get = scarlett2_button_ctl_get,
- .put = scarlett2_button_ctl_put
+ .get = scarlett2_dim_mute_ctl_get,
+ .put = scarlett2_dim_mute_ctl_put
};
/*** Create the analogue output controls ***/
static int scarlett2_add_line_out_ctls(struct usb_mixer_interface *mixer)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
const struct scarlett2_device_info *info = private->info;
- const struct scarlett2_ports *ports = info->ports;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
int num_line_out =
- ports[SCARLETT2_PORT_TYPE_ANALOGUE].num[SCARLETT2_PORT_OUT];
+ port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
int err, i;
char s[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
@@ -1385,6 +2955,7 @@ static int scarlett2_add_line_out_ctls(struct usb_mixer_interface *mixer)
/* Add volume controls */
for (i = 0; i < num_line_out; i++) {
+ int index = line_out_remap(private, i);
/* Fader */
if (info->line_out_descrs[i])
@@ -1401,10 +2972,22 @@ static int scarlett2_add_line_out_ctls(struct usb_mixer_interface *mixer)
if (err < 0)
return err;
- /* Make the fader read-only if the SW/HW switch is set to HW */
- if (private->vol_sw_hw_switch[i])
- private->vol_ctls[i]->vd[0].access &=
- ~SNDRV_CTL_ELEM_ACCESS_WRITE;
+ /* Mute Switch */
+ snprintf(s, sizeof(s),
+ "Line %02d Mute Playback Switch",
+ i + 1);
+ err = scarlett2_add_new_ctl(mixer,
+ &scarlett2_mute_ctl,
+ i, 1, s,
+ &private->mute_ctls[i]);
+ if (err < 0)
+ return err;
+
+ /* Make the fader and mute controls read-only if the
+ * SW/HW switch is set to HW
+ */
+ if (private->vol_sw_hw_switch[index])
+ scarlett2_vol_ctl_set_writable(mixer, i, 0);
/* SW/HW Switch */
if (info->line_out_hw_vol) {
@@ -1413,20 +2996,29 @@ static int scarlett2_add_line_out_ctls(struct usb_mixer_interface *mixer)
i + 1);
err = scarlett2_add_new_ctl(mixer,
&scarlett2_sw_hw_enum_ctl,
- i, 1, s, NULL);
+ i, 1, s,
+ &private->sw_hw_ctls[i]);
if (err < 0)
return err;
+
+ /* Make the switch read-only if the line is
+ * involved in speaker switching
+ */
+ if (private->speaker_switching_switch && i < 4)
+ scarlett2_sw_hw_ctl_ro(private, i);
}
}
- /* Add HW button controls */
- for (i = 0; i < private->info->button_count; i++) {
- err = scarlett2_add_new_ctl(mixer, &scarlett2_button_ctl,
- i, 1, scarlett2_button_names[i],
- &private->button_ctls[i]);
- if (err < 0)
- return err;
- }
+ /* Add dim/mute controls */
+ if (info->line_out_hw_vol)
+ for (i = 0; i < SCARLETT2_DIM_MUTE_COUNT; i++) {
+ err = scarlett2_add_new_ctl(
+ mixer, &scarlett2_dim_mute_ctl,
+ i, 1, scarlett2_dim_mute_names[i],
+ &private->dim_mute_ctls[i]);
+ if (err < 0)
+ return err;
+ }
return 0;
}
@@ -1435,25 +3027,70 @@ static int scarlett2_add_line_out_ctls(struct usb_mixer_interface *mixer)
static int scarlett2_add_line_in_ctls(struct usb_mixer_interface *mixer)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
const struct scarlett2_device_info *info = private->info;
int err, i;
char s[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
+ const char *fmt = "Line In %d %s Capture %s";
+ const char *fmt2 = "Line In %d-%d %s Capture %s";
/* Add input level (line/inst) controls */
for (i = 0; i < info->level_input_count; i++) {
- snprintf(s, sizeof(s), "Line In %d Level Capture Enum", i + 1);
+ snprintf(s, sizeof(s), fmt, i + 1 + info->level_input_first,
+ "Level", "Enum");
err = scarlett2_add_new_ctl(mixer, &scarlett2_level_enum_ctl,
- i, 1, s, NULL);
+ i, 1, s, &private->level_ctls[i]);
if (err < 0)
return err;
}
/* Add input pad controls */
for (i = 0; i < info->pad_input_count; i++) {
- snprintf(s, sizeof(s), "Line In %d Pad Capture Switch", i + 1);
+ snprintf(s, sizeof(s), fmt, i + 1, "Pad", "Switch");
err = scarlett2_add_new_ctl(mixer, &scarlett2_pad_ctl,
- i, 1, s, NULL);
+ i, 1, s, &private->pad_ctls[i]);
+ if (err < 0)
+ return err;
+ }
+
+ /* Add input air controls */
+ for (i = 0; i < info->air_input_count; i++) {
+ snprintf(s, sizeof(s), fmt, i + 1, "Air", "Switch");
+ err = scarlett2_add_new_ctl(mixer, &scarlett2_air_ctl,
+ i, 1, s, &private->air_ctls[i]);
+ if (err < 0)
+ return err;
+ }
+
+ /* Add input phantom controls */
+ if (info->inputs_per_phantom == 1) {
+ for (i = 0; i < info->phantom_count; i++) {
+ snprintf(s, sizeof(s), fmt, i + 1,
+ "Phantom Power", "Switch");
+ err = scarlett2_add_new_ctl(
+ mixer, &scarlett2_phantom_ctl,
+ i, 1, s, &private->phantom_ctls[i]);
+ if (err < 0)
+ return err;
+ }
+ } else if (info->inputs_per_phantom > 1) {
+ for (i = 0; i < info->phantom_count; i++) {
+ int from = i * info->inputs_per_phantom + 1;
+ int to = (i + 1) * info->inputs_per_phantom;
+
+ snprintf(s, sizeof(s), fmt2, from, to,
+ "Phantom Power", "Switch");
+ err = scarlett2_add_new_ctl(
+ mixer, &scarlett2_phantom_ctl,
+ i, 1, s, &private->phantom_ctls[i]);
+ if (err < 0)
+ return err;
+ }
+ }
+ if (info->phantom_count) {
+ err = scarlett2_add_new_ctl(
+ mixer, &scarlett2_phantom_persistence_ctl, 0, 1,
+ "Phantom Power Persistence Capture Switch", NULL);
if (err < 0)
return err;
}
@@ -1480,7 +3117,7 @@ static int scarlett2_mixer_ctl_get(struct snd_kcontrol *kctl,
struct snd_ctl_elem_value *ucontrol)
{
struct usb_mixer_elem_info *elem = kctl->private_data;
- struct scarlett2_mixer_data *private = elem->head.mixer->private_data;
+ struct scarlett2_data *private = elem->head.mixer->private_data;
ucontrol->value.integer.value[0] = private->mix[elem->control];
return 0;
@@ -1491,22 +3128,23 @@ static int scarlett2_mixer_ctl_put(struct snd_kcontrol *kctl,
{
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
const struct scarlett2_device_info *info = private->info;
- const struct scarlett2_ports *ports = info->ports;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
int oval, val, num_mixer_in, mix_num, err = 0;
+ int index = elem->control;
mutex_lock(&private->data_mutex);
- oval = private->mix[elem->control];
+ oval = private->mix[index];
val = ucontrol->value.integer.value[0];
- num_mixer_in = ports[SCARLETT2_PORT_TYPE_MIX].num[SCARLETT2_PORT_OUT];
- mix_num = elem->control / num_mixer_in;
+ num_mixer_in = port_count[SCARLETT2_PORT_TYPE_MIX][SCARLETT2_PORT_OUT];
+ mix_num = index / num_mixer_in;
if (oval == val)
goto unlock;
- private->mix[elem->control] = val;
+ private->mix[index] = val;
err = scarlett2_usb_set_mix(mixer, mix_num);
if (err == 0)
err = 1;
@@ -1536,16 +3174,19 @@ static const struct snd_kcontrol_new scarlett2_mixer_ctl = {
static int scarlett2_add_mixer_ctls(struct usb_mixer_interface *mixer)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
- const struct scarlett2_ports *ports = private->info->ports;
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
int err, i, j;
int index;
char s[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
- int num_inputs = ports[SCARLETT2_PORT_TYPE_MIX].num[SCARLETT2_PORT_OUT];
- int num_outputs = ports[SCARLETT2_PORT_TYPE_MIX].num[SCARLETT2_PORT_IN];
+ int num_inputs =
+ port_count[SCARLETT2_PORT_TYPE_MIX][SCARLETT2_PORT_OUT];
+ int num_outputs =
+ port_count[SCARLETT2_PORT_TYPE_MIX][SCARLETT2_PORT_IN];
- for (i = 0, index = 0; i < num_outputs; i++) {
+ for (i = 0, index = 0; i < num_outputs; i++)
for (j = 0; j < num_inputs; j++, index++) {
snprintf(s, sizeof(s),
"Mix %c Input %02d Playback Volume",
@@ -1555,7 +3196,6 @@ static int scarlett2_add_mixer_ctls(struct usb_mixer_interface *mixer)
if (err < 0)
return err;
}
- }
return 0;
}
@@ -1566,8 +3206,9 @@ static int scarlett2_mux_src_enum_ctl_info(struct snd_kcontrol *kctl,
struct snd_ctl_elem_info *uinfo)
{
struct usb_mixer_elem_info *elem = kctl->private_data;
- struct scarlett2_mixer_data *private = elem->head.mixer->private_data;
- const struct scarlett2_ports *ports = private->info->ports;
+ struct scarlett2_data *private = elem->head.mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
unsigned int item = uinfo->value.enumerated.item;
int items = private->num_mux_srcs;
int port_type;
@@ -1582,13 +3223,15 @@ static int scarlett2_mux_src_enum_ctl_info(struct snd_kcontrol *kctl,
for (port_type = 0;
port_type < SCARLETT2_PORT_TYPE_COUNT;
port_type++) {
- if (item < ports[port_type].num[SCARLETT2_PORT_IN]) {
+ if (item < port_count[port_type][SCARLETT2_PORT_IN]) {
+ const struct scarlett2_port *port =
+ &scarlett2_ports[port_type];
+
sprintf(uinfo->value.enumerated.name,
- ports[port_type].src_descr,
- item + ports[port_type].src_num_offset);
+ port->src_descr, item + port->src_num_offset);
return 0;
}
- item -= ports[port_type].num[SCARLETT2_PORT_IN];
+ item -= port_count[port_type][SCARLETT2_PORT_IN];
}
return -EINVAL;
@@ -1598,9 +3241,23 @@ static int scarlett2_mux_src_enum_ctl_get(struct snd_kcontrol *kctl,
struct snd_ctl_elem_value *ucontrol)
{
struct usb_mixer_elem_info *elem = kctl->private_data;
- struct scarlett2_mixer_data *private = elem->head.mixer->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
+ int line_out_count =
+ port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
+ int index = elem->control;
+
+ if (index < line_out_count)
+ index = line_out_remap(private, index);
+
+ mutex_lock(&private->data_mutex);
+ if (private->mux_updated)
+ scarlett2_usb_get_mux(mixer);
+ ucontrol->value.enumerated.item[0] = private->mux[index];
+ mutex_unlock(&private->data_mutex);
- ucontrol->value.enumerated.item[0] = private->mux[elem->control];
return 0;
}
@@ -1609,15 +3266,22 @@ static int scarlett2_mux_src_enum_ctl_put(struct snd_kcontrol *kctl,
{
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
+ int line_out_count =
+ port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
int index = elem->control;
int oval, val, err = 0;
+ if (index < line_out_count)
+ index = line_out_remap(private, index);
+
mutex_lock(&private->data_mutex);
oval = private->mux[index];
- val = clamp(ucontrol->value.integer.value[0],
- 0L, private->num_mux_srcs - 1L);
+ val = min(ucontrol->value.enumerated.item[0],
+ private->num_mux_srcs - 1U);
if (oval == val)
goto unlock;
@@ -1642,26 +3306,29 @@ static const struct snd_kcontrol_new scarlett2_mux_src_enum_ctl = {
static int scarlett2_add_mux_enums(struct usb_mixer_interface *mixer)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
- const struct scarlett2_ports *ports = private->info->ports;
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
int port_type, channel, i;
for (i = 0, port_type = 0;
port_type < SCARLETT2_PORT_TYPE_COUNT;
port_type++) {
for (channel = 0;
- channel < ports[port_type].num[SCARLETT2_PORT_OUT];
+ channel < port_count[port_type][SCARLETT2_PORT_OUT];
channel++, i++) {
int err;
char s[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
- const char *const descr = ports[port_type].dst_descr;
+ const char *const descr =
+ scarlett2_ports[port_type].dst_descr;
snprintf(s, sizeof(s) - 5, descr, channel + 1);
strcat(s, " Enum");
err = scarlett2_add_new_ctl(mixer,
&scarlett2_mux_src_enum_ctl,
- i, 1, s, NULL);
+ i, 1, s,
+ &private->mux_ctls[i]);
if (err < 0)
return err;
}
@@ -1689,10 +3356,11 @@ static int scarlett2_meter_ctl_get(struct snd_kcontrol *kctl,
struct snd_ctl_elem_value *ucontrol)
{
struct usb_mixer_elem_info *elem = kctl->private_data;
- u16 meter_levels[SCARLETT2_NUM_METERS];
+ u16 meter_levels[SCARLETT2_MAX_METERS];
int i, err;
- err = scarlett2_usb_get_meter_levels(elem->head.mixer, meter_levels);
+ err = scarlett2_usb_get_meter_levels(elem->head.mixer, elem->channels,
+ meter_levels);
if (err < 0)
return err;
@@ -1712,16 +3380,89 @@ static const struct snd_kcontrol_new scarlett2_meter_ctl = {
static int scarlett2_add_meter_ctl(struct usb_mixer_interface *mixer)
{
+ struct scarlett2_data *private = mixer->private_data;
+
+ /* devices without a mixer also don't support reporting levels */
+ if (!private->info->has_mixer)
+ return 0;
+
return scarlett2_add_new_ctl(mixer, &scarlett2_meter_ctl,
- 0, SCARLETT2_NUM_METERS,
+ 0, private->num_mux_dsts,
"Level Meter", NULL);
}
+/*** MSD Controls ***/
+
+static int scarlett2_msd_ctl_get(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct scarlett2_data *private = elem->head.mixer->private_data;
+
+ ucontrol->value.integer.value[0] = private->msd_switch;
+ return 0;
+}
+
+static int scarlett2_msd_ctl_put(struct snd_kcontrol *kctl,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_info *elem = kctl->private_data;
+ struct usb_mixer_interface *mixer = elem->head.mixer;
+ struct scarlett2_data *private = mixer->private_data;
+
+ int oval, val, err = 0;
+
+ mutex_lock(&private->data_mutex);
+
+ oval = private->msd_switch;
+ val = !!ucontrol->value.integer.value[0];
+
+ if (oval == val)
+ goto unlock;
+
+ private->msd_switch = val;
+
+ /* Send switch change to the device */
+ err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_MSD_SWITCH,
+ 0, val);
+ if (err == 0)
+ err = 1;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
+}
+
+static const struct snd_kcontrol_new scarlett2_msd_ctl = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "",
+ .info = snd_ctl_boolean_mono_info,
+ .get = scarlett2_msd_ctl_get,
+ .put = scarlett2_msd_ctl_put,
+};
+
+static int scarlett2_add_msd_ctl(struct usb_mixer_interface *mixer)
+{
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+
+ if (!info->has_msd_mode)
+ return 0;
+
+ /* If MSD mode is off, hide the switch by default */
+ if (!private->msd_switch && !(mixer->chip->setup & SCARLETT2_MSD_ENABLE))
+ return 0;
+
+ /* Add MSD control */
+ return scarlett2_add_new_ctl(mixer, &scarlett2_msd_ctl,
+ 0, 1, "MSD Mode", NULL);
+}
+
/*** Cleanup/Suspend Callbacks ***/
static void scarlett2_private_free(struct usb_mixer_interface *mixer)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
cancel_delayed_work_sync(&private->work);
kfree(private);
@@ -1730,7 +3471,7 @@ static void scarlett2_private_free(struct usb_mixer_interface *mixer)
static void scarlett2_private_suspend(struct usb_mixer_interface *mixer)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
if (cancel_delayed_work_sync(&private->work))
scarlett2_config_save(private->mixer);
@@ -1738,77 +3479,61 @@ static void scarlett2_private_suspend(struct usb_mixer_interface *mixer)
/*** Initialisation ***/
-static int scarlett2_count_mux_srcs(const struct scarlett2_ports *ports)
+static void scarlett2_count_mux_io(struct scarlett2_data *private)
{
- int port_type, count = 0;
+ const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
+ int port_type, srcs = 0, dsts = 0;
for (port_type = 0;
port_type < SCARLETT2_PORT_TYPE_COUNT;
- port_type++)
- count += ports[port_type].num[SCARLETT2_PORT_IN];
+ port_type++) {
+ srcs += port_count[port_type][SCARLETT2_PORT_IN];
+ dsts += port_count[port_type][SCARLETT2_PORT_OUT];
+ }
- return count;
+ private->num_mux_srcs = srcs;
+ private->num_mux_dsts = dsts;
}
-/* Default routing connects PCM outputs and inputs to Analogue,
- * S/PDIF, then ADAT
+/* Look through the interface descriptors for the Focusrite Control
+ * interface (bInterfaceClass = 255 Vendor Specific Class) and set
+ * bInterfaceNumber, bEndpointAddress, wMaxPacketSize, and bInterval
+ * in private
*/
-static void scarlett2_init_routing(u8 *mux,
- const struct scarlett2_ports *ports)
+static int scarlett2_find_fc_interface(struct usb_device *dev,
+ struct scarlett2_data *private)
{
- int i, input_num, input_count, port_type;
- int output_num, output_count, port_type_connect_num;
+ struct usb_host_config *config = dev->actconfig;
+ int i;
- static const int connect_order[] = {
- SCARLETT2_PORT_TYPE_ANALOGUE,
- SCARLETT2_PORT_TYPE_SPDIF,
- SCARLETT2_PORT_TYPE_ADAT,
- -1
- };
+ for (i = 0; i < config->desc.bNumInterfaces; i++) {
+ struct usb_interface *intf = config->interface[i];
+ struct usb_interface_descriptor *desc =
+ &intf->altsetting[0].desc;
+ struct usb_endpoint_descriptor *epd;
- /* Assign PCM inputs (routing outputs) */
- output_num = scarlett2_get_port_start_num(ports,
- SCARLETT2_PORT_OUT,
- SCARLETT2_PORT_TYPE_PCM);
- output_count = ports[SCARLETT2_PORT_TYPE_PCM].num[SCARLETT2_PORT_OUT];
-
- for (port_type = connect_order[port_type_connect_num = 0];
- port_type >= 0;
- port_type = connect_order[++port_type_connect_num]) {
- input_num = scarlett2_get_port_start_num(
- ports, SCARLETT2_PORT_IN, port_type);
- input_count = ports[port_type].num[SCARLETT2_PORT_IN];
- for (i = 0;
- i < input_count && output_count;
- i++, output_count--)
- mux[output_num++] = input_num++;
- }
+ if (desc->bInterfaceClass != 255)
+ continue;
- /* Assign PCM outputs (routing inputs) */
- input_num = scarlett2_get_port_start_num(ports,
- SCARLETT2_PORT_IN,
- SCARLETT2_PORT_TYPE_PCM);
- input_count = ports[SCARLETT2_PORT_TYPE_PCM].num[SCARLETT2_PORT_IN];
-
- for (port_type = connect_order[port_type_connect_num = 0];
- port_type >= 0;
- port_type = connect_order[++port_type_connect_num]) {
- output_num = scarlett2_get_port_start_num(
- ports, SCARLETT2_PORT_OUT, port_type);
- output_count = ports[port_type].num[SCARLETT2_PORT_OUT];
- for (i = 0;
- i < output_count && input_count;
- i++, input_count--)
- mux[output_num++] = input_num++;
+ epd = get_endpoint(intf->altsetting, 0);
+ private->bInterfaceNumber = desc->bInterfaceNumber;
+ private->bEndpointAddress = epd->bEndpointAddress &
+ USB_ENDPOINT_NUMBER_MASK;
+ private->wMaxPacketSize = le16_to_cpu(epd->wMaxPacketSize);
+ private->bInterval = epd->bInterval;
+ return 0;
}
+
+ return -EINVAL;
}
-/* Initialise private data, routing, sequence number */
+/* Initialise private data */
static int scarlett2_init_private(struct usb_mixer_interface *mixer,
const struct scarlett2_device_info *info)
{
- struct scarlett2_mixer_data *private =
- kzalloc(sizeof(struct scarlett2_mixer_data), GFP_KERNEL);
+ struct scarlett2_data *private =
+ kzalloc(sizeof(struct scarlett2_data), GFP_KERNEL);
if (!private)
return -ENOMEM;
@@ -1816,68 +3541,102 @@ static int scarlett2_init_private(struct usb_mixer_interface *mixer,
mutex_init(&private->usb_mutex);
mutex_init(&private->data_mutex);
INIT_DELAYED_WORK(&private->work, scarlett2_config_save_work);
- private->info = info;
- private->num_mux_srcs = scarlett2_count_mux_srcs(info->ports);
- private->scarlett2_seq = 0;
- private->mixer = mixer;
+
mixer->private_data = private;
mixer->private_free = scarlett2_private_free;
mixer->private_suspend = scarlett2_private_suspend;
- /* Setup default routing */
- scarlett2_init_routing(private->mux, info->ports);
+ private->info = info;
+ scarlett2_count_mux_io(private);
+ private->scarlett2_seq = 0;
+ private->mixer = mixer;
- /* Initialise the sequence number used for the proprietary commands */
- return scarlett2_usb(mixer, SCARLETT2_USB_INIT_SEQ, NULL, 0, NULL, 0);
+ return scarlett2_find_fc_interface(mixer->chip->dev, private);
}
-/* Read line-in config and line-out volume settings on start */
+/* Cargo cult proprietary initialisation sequence */
+static int scarlett2_usb_init(struct usb_mixer_interface *mixer)
+{
+ struct usb_device *dev = mixer->chip->dev;
+ struct scarlett2_data *private = mixer->private_data;
+ u8 buf[24];
+ int err;
+
+ if (usb_pipe_type_check(dev, usb_sndctrlpipe(dev, 0)))
+ return -EINVAL;
+
+ /* step 0 */
+ err = scarlett2_usb_rx(dev, private->bInterfaceNumber,
+ SCARLETT2_USB_CMD_INIT, buf, sizeof(buf));
+ if (err < 0)
+ return err;
+
+ /* step 1 */
+ private->scarlett2_seq = 1;
+ err = scarlett2_usb(mixer, SCARLETT2_USB_INIT_1, NULL, 0, NULL, 0);
+ if (err < 0)
+ return err;
+
+ /* step 2 */
+ private->scarlett2_seq = 1;
+ return scarlett2_usb(mixer, SCARLETT2_USB_INIT_2, NULL, 0, NULL, 84);
+}
+
+/* Read configuration from the interface on start */
static int scarlett2_read_configs(struct usb_mixer_interface *mixer)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct scarlett2_data *private = mixer->private_data;
const struct scarlett2_device_info *info = private->info;
- const struct scarlett2_ports *ports = info->ports;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
int num_line_out =
- ports[SCARLETT2_PORT_TYPE_ANALOGUE].num[SCARLETT2_PORT_OUT];
- u8 level_switches[SCARLETT2_LEVEL_SWITCH_MAX];
- u8 pad_switches[SCARLETT2_PAD_SWITCH_MAX];
+ port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
+ int num_mixer_out =
+ port_count[SCARLETT2_PORT_TYPE_MIX][SCARLETT2_PORT_IN];
struct scarlett2_usb_volume_status volume_status;
int err, i;
- if (info->level_input_count) {
+ if (info->has_msd_mode) {
err = scarlett2_usb_get_config(
- mixer,
- SCARLETT2_CONFIG_LEVEL_SWITCH,
- info->level_input_count,
- level_switches);
+ mixer, SCARLETT2_CONFIG_MSD_SWITCH,
+ 1, &private->msd_switch);
if (err < 0)
return err;
- for (i = 0; i < info->level_input_count; i++)
- private->level_switch[i] = level_switches[i];
- }
- if (info->pad_input_count) {
- err = scarlett2_usb_get_config(
- mixer,
- SCARLETT2_CONFIG_PAD_SWITCH,
- info->pad_input_count,
- pad_switches);
- if (err < 0)
- return err;
- for (i = 0; i < info->pad_input_count; i++)
- private->pad_switch[i] = pad_switches[i];
+ /* no other controls are created if MSD mode is on */
+ if (private->msd_switch)
+ return 0;
}
+ err = scarlett2_update_input_other(mixer);
+ if (err < 0)
+ return err;
+
+ err = scarlett2_update_monitor_other(mixer);
+ if (err < 0)
+ return err;
+
+ /* the rest of the configuration is for devices with a mixer */
+ if (!info->has_mixer)
+ return 0;
+
+ err = scarlett2_update_sync(mixer);
+ if (err < 0)
+ return err;
+
err = scarlett2_usb_get_volume_status(mixer, &volume_status);
if (err < 0)
return err;
+ if (info->line_out_hw_vol)
+ for (i = 0; i < SCARLETT2_DIM_MUTE_COUNT; i++)
+ private->dim_mute[i] = !!volume_status.dim_mute[i];
+
private->master_vol = clamp(
volume_status.master_vol + SCARLETT2_VOLUME_BIAS,
0, SCARLETT2_VOLUME_BIAS);
for (i = 0; i < num_line_out; i++) {
- int volume;
+ int volume, mute;
private->vol_sw_hw_switch[i] =
info->line_out_hw_vol
@@ -1889,72 +3648,178 @@ static int scarlett2_read_configs(struct usb_mixer_interface *mixer)
volume = clamp(volume + SCARLETT2_VOLUME_BIAS,
0, SCARLETT2_VOLUME_BIAS);
private->vol[i] = volume;
+
+ mute = private->vol_sw_hw_switch[i]
+ ? private->dim_mute[SCARLETT2_BUTTON_MUTE]
+ : volume_status.mute_switch[i];
+ private->mute_switch[i] = mute;
+ }
+
+ for (i = 0; i < num_mixer_out; i++) {
+ err = scarlett2_usb_get_mix(mixer, i);
+ if (err < 0)
+ return err;
}
- for (i = 0; i < info->button_count; i++)
- private->buttons[i] = !!volume_status.buttons[i];
+ return scarlett2_usb_get_mux(mixer);
+}
- return 0;
+/* Notify on sync change */
+static void scarlett2_notify_sync(
+ struct usb_mixer_interface *mixer)
+{
+ struct scarlett2_data *private = mixer->private_data;
+
+ private->sync_updated = 1;
+
+ snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &private->sync_ctl->id);
}
-/* Notify on volume change */
-static void scarlett2_mixer_interrupt_vol_change(
+/* Notify on monitor change */
+static void scarlett2_notify_monitor(
struct usb_mixer_interface *mixer)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
- const struct scarlett2_ports *ports = private->info->ports;
+ struct snd_card *card = mixer->chip->card;
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
int num_line_out =
- ports[SCARLETT2_PORT_TYPE_ANALOGUE].num[SCARLETT2_PORT_OUT];
+ port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
int i;
+ /* if line_out_hw_vol is 0, there are no controls to update */
+ if (!info->line_out_hw_vol)
+ return;
+
private->vol_updated = 1;
snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
&private->master_vol_ctl->id);
- for (i = 0; i < num_line_out; i++) {
- if (!private->vol_sw_hw_switch[i])
- continue;
- snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
- &private->vol_ctls[i]->id);
- }
+ for (i = 0; i < num_line_out; i++)
+ if (private->vol_sw_hw_switch[line_out_remap(private, i)])
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &private->vol_ctls[i]->id);
}
-/* Notify on button change */
-static void scarlett2_mixer_interrupt_button_change(
+/* Notify on dim/mute change */
+static void scarlett2_notify_dim_mute(
struct usb_mixer_interface *mixer)
{
- struct scarlett2_mixer_data *private = mixer->private_data;
+ struct snd_card *card = mixer->chip->card;
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
+ int num_line_out =
+ port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
int i;
private->vol_updated = 1;
- for (i = 0; i < private->info->button_count; i++)
- snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
- &private->button_ctls[i]->id);
+ if (!info->line_out_hw_vol)
+ return;
+
+ for (i = 0; i < SCARLETT2_DIM_MUTE_COUNT; i++)
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &private->dim_mute_ctls[i]->id);
+
+ for (i = 0; i < num_line_out; i++)
+ if (private->vol_sw_hw_switch[line_out_remap(private, i)])
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &private->mute_ctls[i]->id);
+}
+
+/* Notify on "input other" change (level/pad/air) */
+static void scarlett2_notify_input_other(
+ struct usb_mixer_interface *mixer)
+{
+ struct snd_card *card = mixer->chip->card;
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+ int i;
+
+ private->input_other_updated = 1;
+
+ for (i = 0; i < info->level_input_count; i++)
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &private->level_ctls[i]->id);
+ for (i = 0; i < info->pad_input_count; i++)
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &private->pad_ctls[i]->id);
+ for (i = 0; i < info->air_input_count; i++)
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &private->air_ctls[i]->id);
+ for (i = 0; i < info->phantom_count; i++)
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &private->phantom_ctls[i]->id);
+}
+
+/* Notify on "monitor other" change (direct monitor, speaker
+ * switching, talkback)
+ */
+static void scarlett2_notify_monitor_other(
+ struct usb_mixer_interface *mixer)
+{
+ struct snd_card *card = mixer->chip->card;
+ struct scarlett2_data *private = mixer->private_data;
+ const struct scarlett2_device_info *info = private->info;
+
+ private->monitor_other_updated = 1;
+
+ if (info->direct_monitor) {
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &private->direct_monitor_ctl->id);
+ return;
+ }
+
+ if (info->has_speaker_switching)
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &private->speaker_switching_ctl->id);
+
+ if (info->has_talkback)
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &private->talkback_ctl->id);
+
+ /* if speaker switching was recently enabled or disabled,
+ * invalidate the dim/mute and mux enum controls
+ */
+ if (private->speaker_switching_switched) {
+ int i;
+
+ scarlett2_notify_dim_mute(mixer);
+
+ private->speaker_switching_switched = 0;
+ private->mux_updated = 1;
+
+ for (i = 0; i < private->num_mux_dsts; i++)
+ snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &private->mux_ctls[i]->id);
+ }
}
/* Interrupt callback */
-static void scarlett2_mixer_interrupt(struct urb *urb)
+static void scarlett2_notify(struct urb *urb)
{
struct usb_mixer_interface *mixer = urb->context;
int len = urb->actual_length;
int ustatus = urb->status;
u32 data;
- if (ustatus != 0)
+ if (ustatus != 0 || len != 8)
goto requeue;
- if (len == 8) {
- data = le32_to_cpu(*(__le32 *)urb->transfer_buffer);
- if (data & SCARLETT2_USB_INTERRUPT_VOL_CHANGE)
- scarlett2_mixer_interrupt_vol_change(mixer);
- if (data & SCARLETT2_USB_INTERRUPT_BUTTON_CHANGE)
- scarlett2_mixer_interrupt_button_change(mixer);
- } else {
- usb_audio_err(mixer->chip,
- "scarlett mixer interrupt length %d\n", len);
- }
+ data = le32_to_cpu(*(__le32 *)urb->transfer_buffer);
+ if (data & SCARLETT2_USB_NOTIFY_SYNC)
+ scarlett2_notify_sync(mixer);
+ if (data & SCARLETT2_USB_NOTIFY_MONITOR)
+ scarlett2_notify_monitor(mixer);
+ if (data & SCARLETT2_USB_NOTIFY_DIM_MUTE)
+ scarlett2_notify_dim_mute(mixer);
+ if (data & SCARLETT2_USB_NOTIFY_INPUT_OTHER)
+ scarlett2_notify_input_other(mixer);
+ if (data & SCARLETT2_USB_NOTIFY_MONITOR_OTHER)
+ scarlett2_notify_monitor_other(mixer);
requeue:
if (ustatus != -ENOENT &&
@@ -1965,11 +3830,11 @@ requeue:
}
}
-static int scarlett2_mixer_status_create(struct usb_mixer_interface *mixer)
+static int scarlett2_init_notify(struct usb_mixer_interface *mixer)
{
struct usb_device *dev = mixer->chip->dev;
- unsigned int pipe = usb_rcvintpipe(dev,
- SCARLETT2_USB_INTERRUPT_ENDPOINT);
+ struct scarlett2_data *private = mixer->private_data;
+ unsigned int pipe = usb_rcvintpipe(dev, private->bEndpointAddress);
void *transfer_buffer;
if (mixer->urb) {
@@ -1985,25 +3850,35 @@ static int scarlett2_mixer_status_create(struct usb_mixer_interface *mixer)
if (!mixer->urb)
return -ENOMEM;
- transfer_buffer = kmalloc(SCARLETT2_USB_INTERRUPT_MAX_DATA, GFP_KERNEL);
+ transfer_buffer = kmalloc(private->wMaxPacketSize, GFP_KERNEL);
if (!transfer_buffer)
return -ENOMEM;
usb_fill_int_urb(mixer->urb, dev, pipe,
- transfer_buffer, SCARLETT2_USB_INTERRUPT_MAX_DATA,
- scarlett2_mixer_interrupt, mixer,
- SCARLETT2_USB_INTERRUPT_INTERVAL);
+ transfer_buffer, private->wMaxPacketSize,
+ scarlett2_notify, mixer, private->bInterval);
return usb_submit_urb(mixer->urb, GFP_KERNEL);
}
-static int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer,
- const struct scarlett2_device_info *info)
+static int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer)
{
+ const struct scarlett2_device_info **info = scarlett2_devices;
int err;
- /* Initialise private data, routing, sequence number */
- err = scarlett2_init_private(mixer, info);
+ /* Find device in scarlett2_devices */
+ while (*info && (*info)->usb_id != mixer->chip->usb_id)
+ info++;
+ if (!*info)
+ return -EINVAL;
+
+ /* Initialise private data */
+ err = scarlett2_init_private(mixer, *info);
+ if (err < 0)
+ return err;
+
+ /* Send proprietary USB initialisation sequence */
+ err = scarlett2_usb_init(mixer);
if (err < 0)
return err;
@@ -2012,6 +3887,15 @@ static int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer,
if (err < 0)
return err;
+ /* Create the MSD control */
+ err = scarlett2_add_msd_ctl(mixer);
+ if (err < 0)
+ return err;
+
+ /* If MSD mode is enabled, don't create any other controls */
+ if (((struct scarlett2_data *)mixer->private_data)->msd_switch)
+ return 0;
+
/* Create the analogue output controls */
err = scarlett2_add_line_out_ctls(mixer);
if (err < 0)
@@ -2037,12 +3921,30 @@ static int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer,
if (err < 0)
return err;
- /* Set up the interrupt polling if there are hardware buttons */
- if (info->button_count) {
- err = scarlett2_mixer_status_create(mixer);
- if (err < 0)
- return err;
- }
+ /* Create the sync control */
+ err = scarlett2_add_sync_ctl(mixer);
+ if (err < 0)
+ return err;
+
+ /* Create the direct monitor control */
+ err = scarlett2_add_direct_monitor_ctl(mixer);
+ if (err < 0)
+ return err;
+
+ /* Create the speaker switching control */
+ err = scarlett2_add_speaker_switch_ctl(mixer);
+ if (err < 0)
+ return err;
+
+ /* Create the talkback controls */
+ err = scarlett2_add_talkback_ctls(mixer);
+ if (err < 0)
+ return err;
+
+ /* Set up the interrupt polling */
+ err = scarlett2_init_notify(mixer);
+ if (err < 0)
+ return err;
return 0;
}
@@ -2050,30 +3952,15 @@ static int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer,
int snd_scarlett_gen2_init(struct usb_mixer_interface *mixer)
{
struct snd_usb_audio *chip = mixer->chip;
- const struct scarlett2_device_info *info;
int err;
/* only use UAC_VERSION_2 */
if (!mixer->protocol)
return 0;
- switch (chip->usb_id) {
- case USB_ID(0x1235, 0x8203):
- info = &s6i6_gen2_info;
- break;
- case USB_ID(0x1235, 0x8204):
- info = &s18i8_gen2_info;
- break;
- case USB_ID(0x1235, 0x8201):
- info = &s18i20_gen2_info;
- break;
- default: /* device not (yet) supported */
- return -EINVAL;
- }
-
if (!(chip->setup & SCARLETT2_ENABLE)) {
usb_audio_info(chip,
- "Focusrite Scarlett Gen 2 Mixer Driver disabled; "
+ "Focusrite Scarlett Gen 2/3 Mixer Driver disabled; "
"use options snd_usb_audio vid=0x%04x pid=0x%04x "
"device_setup=1 to enable and report any issues "
"to g@b4.vu",
@@ -2083,10 +3970,10 @@ int snd_scarlett_gen2_init(struct usb_mixer_interface *mixer)
}
usb_audio_info(chip,
- "Focusrite Scarlett Gen 2 Mixer Driver enabled pid=0x%04x",
+ "Focusrite Scarlett Gen 2/3 Mixer Driver enabled pid=0x%04x",
USB_ID_PRODUCT(chip->usb_id));
- err = snd_scarlett_gen2_controls_create(mixer, info);
+ err = snd_scarlett_gen2_controls_create(mixer);
if (err < 0)
usb_audio_err(mixer->chip,
"Error initialising Scarlett Mixer Driver: %d",
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index e5311b6bb3f6..c66831ee15f9 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -29,15 +29,21 @@
#define SUBSTREAM_FLAG_SYNC_EP_STARTED 1
/* return the estimated delay based on USB frame counters */
-snd_pcm_uframes_t snd_usb_pcm_delay(struct snd_usb_substream *subs,
- unsigned int rate)
+static snd_pcm_uframes_t snd_usb_pcm_delay(struct snd_usb_substream *subs,
+ struct snd_pcm_runtime *runtime)
{
- int current_frame_number;
- int frame_diff;
+ unsigned int current_frame_number;
+ unsigned int frame_diff;
int est_delay;
+ int queued;
- if (!subs->last_delay)
- return 0; /* short path */
+ if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK) {
+ queued = bytes_to_frames(runtime, subs->inflight_bytes);
+ if (!queued)
+ return 0;
+ } else if (!subs->running) {
+ return 0;
+ }
current_frame_number = usb_get_current_frame_number(subs->dev);
/*
@@ -49,14 +55,14 @@ snd_pcm_uframes_t snd_usb_pcm_delay(struct snd_usb_substream *subs,
/* Approximation based on number of samples per USB frame (ms),
some truncation for 44.1 but the estimate is good enough */
- est_delay = frame_diff * rate / 1000;
- if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK)
- est_delay = subs->last_delay - est_delay;
- else
- est_delay = subs->last_delay + est_delay;
+ est_delay = frame_diff * runtime->rate / 1000;
+
+ if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK) {
+ est_delay = queued - est_delay;
+ if (est_delay < 0)
+ est_delay = 0;
+ }
- if (est_delay < 0)
- est_delay = 0;
return est_delay;
}
@@ -65,17 +71,17 @@ snd_pcm_uframes_t snd_usb_pcm_delay(struct snd_usb_substream *subs,
*/
static snd_pcm_uframes_t snd_usb_pcm_pointer(struct snd_pcm_substream *substream)
{
- struct snd_usb_substream *subs = substream->runtime->private_data;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct snd_usb_substream *subs = runtime->private_data;
unsigned int hwptr_done;
if (atomic_read(&subs->stream->chip->shutdown))
return SNDRV_PCM_POS_XRUN;
spin_lock(&subs->lock);
hwptr_done = subs->hwptr_done;
- substream->runtime->delay = snd_usb_pcm_delay(subs,
- substream->runtime->rate);
+ runtime->delay = snd_usb_pcm_delay(subs, runtime);
spin_unlock(&subs->lock);
- return hwptr_done / (substream->runtime->frame_bits >> 3);
+ return bytes_to_frames(runtime, hwptr_done);
}
/*
@@ -600,17 +606,13 @@ static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream)
goto unlock;
/* reset the pointer */
+ subs->buffer_bytes = frames_to_bytes(runtime, runtime->buffer_size);
+ subs->inflight_bytes = 0;
subs->hwptr_done = 0;
subs->transfer_done = 0;
- subs->last_delay = 0;
subs->last_frame_number = 0;
runtime->delay = 0;
- /* for playback, submit the URBs now; otherwise, the first hwptr_done
- * updates for all URBs would happen at the same time when starting */
- if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK)
- ret = start_endpoints(subs);
-
unlock:
snd_usb_unlock_shutdown(chip);
return ret;
@@ -1147,28 +1149,23 @@ static void retire_capture_urb(struct snd_usb_substream *subs,
spin_lock_irqsave(&subs->lock, flags);
oldptr = subs->hwptr_done;
subs->hwptr_done += bytes;
- if (subs->hwptr_done >= runtime->buffer_size * stride)
- subs->hwptr_done -= runtime->buffer_size * stride;
+ if (subs->hwptr_done >= subs->buffer_bytes)
+ subs->hwptr_done -= subs->buffer_bytes;
frames = (bytes + (oldptr % stride)) / stride;
subs->transfer_done += frames;
if (subs->transfer_done >= runtime->period_size) {
subs->transfer_done -= runtime->period_size;
period_elapsed = 1;
}
- /* capture delay is by construction limited to one URB,
- * reset delays here
- */
- runtime->delay = subs->last_delay = 0;
/* realign last_frame_number */
subs->last_frame_number = current_frame_number;
- subs->last_frame_number &= 0xFF; /* keep 8 LSBs */
spin_unlock_irqrestore(&subs->lock, flags);
/* copy a data chunk */
- if (oldptr + bytes > runtime->buffer_size * stride) {
- unsigned int bytes1 =
- runtime->buffer_size * stride - oldptr;
+ if (oldptr + bytes > subs->buffer_bytes) {
+ unsigned int bytes1 = subs->buffer_bytes - oldptr;
+
memcpy(runtime->dma_area + oldptr, cp, bytes1);
memcpy(runtime->dma_area, cp + bytes1, bytes - bytes1);
} else {
@@ -1180,17 +1177,29 @@ static void retire_capture_urb(struct snd_usb_substream *subs,
snd_pcm_period_elapsed(subs->pcm_substream);
}
+static void urb_ctx_queue_advance(struct snd_usb_substream *subs,
+ struct urb *urb, unsigned int bytes)
+{
+ struct snd_urb_ctx *ctx = urb->context;
+
+ ctx->queued += bytes;
+ subs->inflight_bytes += bytes;
+ subs->hwptr_done += bytes;
+ if (subs->hwptr_done >= subs->buffer_bytes)
+ subs->hwptr_done -= subs->buffer_bytes;
+}
+
static inline void fill_playback_urb_dsd_dop(struct snd_usb_substream *subs,
struct urb *urb, unsigned int bytes)
{
struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
- unsigned int stride = runtime->frame_bits >> 3;
unsigned int dst_idx = 0;
unsigned int src_idx = subs->hwptr_done;
- unsigned int wrap = runtime->buffer_size * stride;
+ unsigned int wrap = subs->buffer_bytes;
u8 *dst = urb->transfer_buffer;
u8 *src = runtime->dma_area;
u8 marker[] = { 0x05, 0xfa };
+ unsigned int queued = 0;
/*
* The DSP DOP format defines a way to transport DSD samples over
@@ -1229,12 +1238,29 @@ static inline void fill_playback_urb_dsd_dop(struct snd_usb_substream *subs,
dst[dst_idx++] = bitrev8(src[idx]);
else
dst[dst_idx++] = src[idx];
-
- subs->hwptr_done++;
+ queued++;
}
}
- if (subs->hwptr_done >= runtime->buffer_size * stride)
- subs->hwptr_done -= runtime->buffer_size * stride;
+
+ urb_ctx_queue_advance(subs, urb, queued);
+}
+
+/* copy bit-reversed bytes onto transfer buffer */
+static void fill_playback_urb_dsd_bitrev(struct snd_usb_substream *subs,
+ struct urb *urb, unsigned int bytes)
+{
+ struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
+ const u8 *src = runtime->dma_area;
+ u8 *buf = urb->transfer_buffer;
+ int i, ofs = subs->hwptr_done;
+
+ for (i = 0; i < bytes; i++) {
+ *buf++ = bitrev8(src[ofs]);
+ if (++ofs >= subs->buffer_bytes)
+ ofs = 0;
+ }
+
+ urb_ctx_queue_advance(subs, urb, bytes);
}
static void copy_to_urb(struct snd_usb_substream *subs, struct urb *urb,
@@ -1242,10 +1268,10 @@ static void copy_to_urb(struct snd_usb_substream *subs, struct urb *urb,
{
struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
- if (subs->hwptr_done + bytes > runtime->buffer_size * stride) {
+ if (subs->hwptr_done + bytes > subs->buffer_bytes) {
/* err, the transferred area goes over buffer boundary. */
- unsigned int bytes1 =
- runtime->buffer_size * stride - subs->hwptr_done;
+ unsigned int bytes1 = subs->buffer_bytes - subs->hwptr_done;
+
memcpy(urb->transfer_buffer + offset,
runtime->dma_area + subs->hwptr_done, bytes1);
memcpy(urb->transfer_buffer + offset + bytes1,
@@ -1254,9 +1280,8 @@ static void copy_to_urb(struct snd_usb_substream *subs, struct urb *urb,
memcpy(urb->transfer_buffer + offset,
runtime->dma_area + subs->hwptr_done, bytes);
}
- subs->hwptr_done += bytes;
- if (subs->hwptr_done >= runtime->buffer_size * stride)
- subs->hwptr_done -= runtime->buffer_size * stride;
+
+ urb_ctx_queue_advance(subs, urb, bytes);
}
static unsigned int copy_to_urb_quirk(struct snd_usb_substream *subs,
@@ -1295,17 +1320,18 @@ static void prepare_playback_urb(struct snd_usb_substream *subs,
int i, stride, period_elapsed = 0;
unsigned long flags;
- stride = runtime->frame_bits >> 3;
+ stride = ep->stride;
frames = 0;
+ ctx->queued = 0;
urb->number_of_packets = 0;
spin_lock_irqsave(&subs->lock, flags);
subs->frame_limit += ep->max_urb_frames;
for (i = 0; i < ctx->packets; i++) {
counts = snd_usb_endpoint_next_packet_size(ep, ctx, i);
/* set up descriptor */
- urb->iso_frame_desc[i].offset = frames * ep->stride;
- urb->iso_frame_desc[i].length = counts * ep->stride;
+ urb->iso_frame_desc[i].offset = frames * stride;
+ urb->iso_frame_desc[i].length = counts * stride;
frames += counts;
urb->number_of_packets++;
subs->transfer_done += counts;
@@ -1320,14 +1346,14 @@ static void prepare_playback_urb(struct snd_usb_substream *subs,
frames -= subs->transfer_done;
counts -= subs->transfer_done;
urb->iso_frame_desc[i].length =
- counts * ep->stride;
+ counts * stride;
subs->transfer_done = 0;
}
i++;
if (i < ctx->packets) {
/* add a transfer delimiter */
urb->iso_frame_desc[i].offset =
- frames * ep->stride;
+ frames * stride;
urb->iso_frame_desc[i].length = 0;
urb->number_of_packets++;
}
@@ -1340,24 +1366,14 @@ static void prepare_playback_urb(struct snd_usb_substream *subs,
!snd_usb_endpoint_implicit_feedback_sink(ep))
break;
}
- bytes = frames * ep->stride;
+ bytes = frames * stride;
if (unlikely(ep->cur_format == SNDRV_PCM_FORMAT_DSD_U16_LE &&
subs->cur_audiofmt->dsd_dop)) {
fill_playback_urb_dsd_dop(subs, urb, bytes);
} else if (unlikely(ep->cur_format == SNDRV_PCM_FORMAT_DSD_U8 &&
subs->cur_audiofmt->dsd_bitrev)) {
- /* bit-reverse the bytes */
- u8 *buf = urb->transfer_buffer;
- for (i = 0; i < bytes; i++) {
- int idx = (subs->hwptr_done + i)
- % (runtime->buffer_size * stride);
- buf[i] = bitrev8(runtime->dma_area[idx]);
- }
-
- subs->hwptr_done += bytes;
- if (subs->hwptr_done >= runtime->buffer_size * stride)
- subs->hwptr_done -= runtime->buffer_size * stride;
+ fill_playback_urb_dsd_bitrev(subs, urb, bytes);
} else {
/* usual PCM */
if (!subs->tx_length_quirk)
@@ -1367,14 +1383,7 @@ static void prepare_playback_urb(struct snd_usb_substream *subs,
/* bytes is now amount of outgoing data */
}
- /* update delay with exact number of samples queued */
- runtime->delay = subs->last_delay;
- runtime->delay += frames;
- subs->last_delay = runtime->delay;
-
- /* realign last_frame_number */
subs->last_frame_number = usb_get_current_frame_number(subs->dev);
- subs->last_frame_number &= 0xFF; /* keep 8 LSBs */
if (subs->trigger_tstamp_pending_update) {
/* this is the first actual URB submitted,
@@ -1398,48 +1407,17 @@ static void retire_playback_urb(struct snd_usb_substream *subs,
struct urb *urb)
{
unsigned long flags;
- struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
- struct snd_usb_endpoint *ep = subs->data_endpoint;
- int processed = urb->transfer_buffer_length / ep->stride;
- int est_delay;
-
- /* ignore the delay accounting when processed=0 is given, i.e.
- * silent payloads are processed before handling the actual data
- */
- if (!processed)
- return;
+ struct snd_urb_ctx *ctx = urb->context;
spin_lock_irqsave(&subs->lock, flags);
- if (!subs->last_delay)
- goto out; /* short path */
-
- est_delay = snd_usb_pcm_delay(subs, runtime->rate);
- /* update delay with exact number of samples played */
- if (processed > subs->last_delay)
- subs->last_delay = 0;
- else
- subs->last_delay -= processed;
- runtime->delay = subs->last_delay;
-
- /*
- * Report when delay estimate is off by more than 2ms.
- * The error should be lower than 2ms since the estimate relies
- * on two reads of a counter updated every ms.
- */
- if (abs(est_delay - subs->last_delay) * 1000 > runtime->rate * 2)
- dev_dbg_ratelimited(&subs->dev->dev,
- "delay: estimated %d, actual %d\n",
- est_delay, subs->last_delay);
-
- if (!subs->running) {
- /* update last_frame_number for delay counting here since
- * prepare_playback_urb won't be called during pause
- */
- subs->last_frame_number =
- usb_get_current_frame_number(subs->dev) & 0xff;
+ if (ctx->queued) {
+ if (subs->inflight_bytes >= ctx->queued)
+ subs->inflight_bytes -= ctx->queued;
+ else
+ subs->inflight_bytes = 0;
}
- out:
+ subs->last_frame_number = usb_get_current_frame_number(subs->dev);
spin_unlock_irqrestore(&subs->lock, flags);
}
@@ -1447,6 +1425,7 @@ static int snd_usb_substream_playback_trigger(struct snd_pcm_substream *substrea
int cmd)
{
struct snd_usb_substream *subs = substream->runtime->private_data;
+ int err;
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
@@ -1457,6 +1436,14 @@ static int snd_usb_substream_playback_trigger(struct snd_pcm_substream *substrea
prepare_playback_urb,
retire_playback_urb,
subs);
+ if (cmd == SNDRV_PCM_TRIGGER_START) {
+ err = start_endpoints(subs);
+ if (err < 0) {
+ snd_usb_endpoint_set_callback(subs->data_endpoint,
+ NULL, NULL, NULL);
+ return err;
+ }
+ }
subs->running = 1;
dev_dbg(&subs->dev->dev, "%d:%d Start Playback PCM\n",
subs->cur_audiofmt->iface,
@@ -1504,6 +1491,7 @@ static int snd_usb_substream_capture_trigger(struct snd_pcm_substream *substream
snd_usb_endpoint_set_callback(subs->data_endpoint,
NULL, retire_capture_urb,
subs);
+ subs->last_frame_number = usb_get_current_frame_number(subs->dev);
subs->running = 1;
dev_dbg(&subs->dev->dev, "%d:%d Start Capture PCM\n",
subs->cur_audiofmt->iface,
diff --git a/sound/usb/pcm.h b/sound/usb/pcm.h
index 06c586467d3f..493a4e34d78d 100644
--- a/sound/usb/pcm.h
+++ b/sound/usb/pcm.h
@@ -2,9 +2,6 @@
#ifndef __USBAUDIO_PCM_H
#define __USBAUDIO_PCM_H
-snd_pcm_uframes_t snd_usb_pcm_delay(struct snd_usb_substream *subs,
- unsigned int rate);
-
void snd_usb_set_pcm_ops(struct snd_pcm *pcm, int stream);
int snd_usb_pcm_suspend(struct snd_usb_stream *as);
int snd_usb_pcm_resume(struct snd_usb_stream *as);
diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index bdba37d0faab..19bb499c17da 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -3044,6 +3044,76 @@ AU0828_DEVICE(0x2040, 0x7270, "Hauppauge", "HVR-950Q"),
}
},
+/* Denon DN-X1600 */
+{
+ USB_AUDIO_DEVICE(0x154e, 0x500e),
+ .driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) {
+ .vendor_name = "Denon",
+ .product_name = "DN-X1600",
+ .ifnum = QUIRK_ANY_INTERFACE,
+ .type = QUIRK_COMPOSITE,
+ .data = (const struct snd_usb_audio_quirk[]){
+ {
+ .ifnum = 0,
+ .type = QUIRK_IGNORE_INTERFACE,
+ },
+ {
+ .ifnum = 1,
+ .type = QUIRK_AUDIO_FIXED_ENDPOINT,
+ .data = &(const struct audioformat) {
+ .formats = SNDRV_PCM_FMTBIT_S24_3LE,
+ .channels = 8,
+ .iface = 1,
+ .altsetting = 1,
+ .altset_idx = 1,
+ .attributes = 0x0,
+ .endpoint = 0x01,
+ .ep_attr = USB_ENDPOINT_XFER_ISOC |
+ USB_ENDPOINT_SYNC_ADAPTIVE,
+ .maxpacksize = 0x138,
+ .rates = SNDRV_PCM_RATE_48000,
+ .rate_min = 48000,
+ .rate_max = 48000,
+ .nr_rates = 1,
+ .rate_table = (unsigned int[]) {
+ 48000
+ }
+ }
+ },
+ {
+ .ifnum = 2,
+ .type = QUIRK_AUDIO_FIXED_ENDPOINT,
+ .data = &(const struct audioformat) {
+ .formats = SNDRV_PCM_FMTBIT_S24_3LE,
+ .channels = 8,
+ .iface = 2,
+ .altsetting = 1,
+ .altset_idx = 1,
+ .attributes = 0x0,
+ .endpoint = 0x85,
+ .ep_attr = USB_ENDPOINT_XFER_ISOC |
+ USB_ENDPOINT_SYNC_ADAPTIVE,
+ .maxpacksize = 0x138,
+ .rates = SNDRV_PCM_RATE_48000,
+ .rate_min = 48000,
+ .rate_max = 48000,
+ .nr_rates = 1,
+ .rate_table = (unsigned int[]) {
+ 48000
+ }
+ }
+ },
+ {
+ .ifnum = 4,
+ .type = QUIRK_MIDI_STANDARD_INTERFACE,
+ },
+ {
+ .ifnum = -1
+ }
+ }
+ }
+},
+
/* Microsoft XboxLive Headset/Xbox Communicator */
{
USB_DEVICE(0x045e, 0x0283),
diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c
index 6e1bfe894dd5..e558931cce16 100644
--- a/sound/usb/usx2y/us122l.c
+++ b/sound/usb/usx2y/us122l.c
@@ -49,7 +49,7 @@ static int us122l_create_usbmidi(struct snd_card *card)
static const struct snd_usb_audio_quirk quirk = {
.vendor_name = "US122L",
.product_name = NAME_ALLCAPS,
- .ifnum = 1,
+ .ifnum = 1,
.type = QUIRK_MIDI_US122L,
.data = &quirk_data
};
@@ -71,7 +71,7 @@ static int us144_create_usbmidi(struct snd_card *card)
static const struct snd_usb_audio_quirk quirk = {
.vendor_name = "US144",
.product_name = NAME_ALLCAPS,
- .ifnum = 0,
+ .ifnum = 0,
.type = QUIRK_MIDI_US122L,
.data = &quirk_data
};
@@ -95,6 +95,7 @@ static void pt_info_set(struct usb_device *dev, u8 v)
static void usb_stream_hwdep_vm_open(struct vm_area_struct *area)
{
struct us122l *us122l = area->vm_private_data;
+
atomic_inc(&us122l->mmap_count);
snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count));
}
@@ -113,9 +114,9 @@ static vm_fault_t usb_stream_hwdep_vm_fault(struct vm_fault *vmf)
goto unlock;
offset = vmf->pgoff << PAGE_SHIFT;
- if (offset < PAGE_ALIGN(s->read_size))
+ if (offset < PAGE_ALIGN(s->read_size)) {
vaddr = (char *)s + offset;
- else {
+ } else {
offset -= PAGE_ALIGN(s->read_size);
if (offset >= PAGE_ALIGN(s->write_size))
goto unlock;
@@ -138,6 +139,7 @@ unlock:
static void usb_stream_hwdep_vm_close(struct vm_area_struct *area)
{
struct us122l *us122l = area->vm_private_data;
+
atomic_dec(&us122l->mmap_count);
snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count));
}
@@ -148,11 +150,11 @@ static const struct vm_operations_struct usb_stream_hwdep_vm_ops = {
.close = usb_stream_hwdep_vm_close,
};
-
static int usb_stream_hwdep_open(struct snd_hwdep *hw, struct file *file)
{
struct us122l *us122l = hw->private_data;
struct usb_interface *iface;
+
snd_printdd(KERN_DEBUG "%p %p\n", hw, file);
if (hw->used >= 2)
return -EBUSY;
@@ -173,6 +175,7 @@ static int usb_stream_hwdep_release(struct snd_hwdep *hw, struct file *file)
{
struct us122l *us122l = hw->private_data;
struct usb_interface *iface;
+
snd_printdd(KERN_DEBUG "%p %p\n", hw, file);
if (us122l->is_us144) {
@@ -235,7 +238,7 @@ static __poll_t usb_stream_hwdep_poll(struct snd_hwdep *hw,
struct file *file, poll_table *wait)
{
struct us122l *us122l = hw->private_data;
- unsigned *polled;
+ unsigned int *polled;
__poll_t mask;
poll_wait(file, &us122l->sk.sleep, wait);
@@ -243,6 +246,7 @@ static __poll_t usb_stream_hwdep_poll(struct snd_hwdep *hw,
mask = EPOLLIN | EPOLLOUT | EPOLLWRNORM | EPOLLERR;
if (mutex_trylock(&us122l->mutex)) {
struct usb_stream *s = us122l->sk.s;
+
if (s && s->state == usb_stream_ready) {
if (us122l->first == file)
polled = &s->periods_polled;
@@ -251,8 +255,9 @@ static __poll_t usb_stream_hwdep_poll(struct snd_hwdep *hw,
if (*polled != s->periods_done) {
*polled = s->periods_done;
mask = EPOLLIN | EPOLLOUT | EPOLLWRNORM;
- } else
+ } else {
mask = 0;
+ }
}
mutex_unlock(&us122l->mutex);
}
@@ -262,6 +267,7 @@ static __poll_t usb_stream_hwdep_poll(struct snd_hwdep *hw,
static void us122l_stop(struct us122l *us122l)
{
struct list_head *p;
+
list_for_each(p, &us122l->midi_list)
snd_usbmidi_input_stop(p);
@@ -289,11 +295,11 @@ static int us122l_set_sample_rate(struct usb_device *dev, int rate)
}
static bool us122l_start(struct us122l *us122l,
- unsigned rate, unsigned period_frames)
+ unsigned int rate, unsigned int period_frames)
{
struct list_head *p;
int err;
- unsigned use_packsize = 0;
+ unsigned int use_packsize = 0;
bool success = false;
if (us122l->dev->speed == USB_SPEED_HIGH) {
@@ -320,13 +326,13 @@ static bool us122l_start(struct us122l *us122l,
err = us122l_set_sample_rate(us122l->dev, rate);
if (err < 0) {
us122l_stop(us122l);
- snd_printk(KERN_ERR "us122l_set_sample_rate error \n");
+ snd_printk(KERN_ERR "us122l_set_sample_rate error\n");
goto out;
}
err = usb_stream_start(&us122l->sk);
if (err < 0) {
us122l_stop(us122l);
- snd_printk(KERN_ERR "us122l_start error %i \n", err);
+ snd_printk(KERN_ERR "%s error %i\n", __func__, err);
goto out;
}
list_for_each(p, &us122l->midi_list)
@@ -337,12 +343,12 @@ out:
}
static int usb_stream_hwdep_ioctl(struct snd_hwdep *hw, struct file *file,
- unsigned cmd, unsigned long arg)
+ unsigned int cmd, unsigned long arg)
{
struct usb_stream_config cfg;
struct us122l *us122l = hw->private_data;
struct usb_stream *s;
- unsigned min_period_frames;
+ unsigned int min_period_frames;
int err = 0;
bool high_speed;
@@ -379,13 +385,13 @@ static int usb_stream_hwdep_ioctl(struct snd_hwdep *hw, struct file *file,
if (cfg.period_frames < min_period_frames)
return -EINVAL;
- snd_power_wait(hw->card, SNDRV_CTL_POWER_D0);
+ snd_power_wait(hw->card);
mutex_lock(&us122l->mutex);
s = us122l->sk.s;
- if (!us122l->master)
+ if (!us122l->master) {
us122l->master = file;
- else if (us122l->master != file) {
+ } else if (us122l->master != file) {
if (!s || memcmp(&cfg, &s->cfg, sizeof(cfg))) {
err = -EIO;
goto unlock;
@@ -431,7 +437,6 @@ static int usb_stream_hwdep_new(struct snd_card *card)
return 0;
}
-
static bool us122l_create_card(struct snd_card *card)
{
int err;
@@ -440,13 +445,13 @@ static bool us122l_create_card(struct snd_card *card)
if (us122l->is_us144) {
err = usb_set_interface(us122l->dev, 0, 1);
if (err) {
- snd_printk(KERN_ERR "usb_set_interface error \n");
+ snd_printk(KERN_ERR "usb_set_interface error\n");
return false;
}
}
err = usb_set_interface(us122l->dev, 1, 1);
if (err) {
- snd_printk(KERN_ERR "usb_set_interface error \n");
+ snd_printk(KERN_ERR "usb_set_interface error\n");
return false;
}
@@ -461,13 +466,14 @@ static bool us122l_create_card(struct snd_card *card)
else
err = us122l_create_usbmidi(card);
if (err < 0) {
- snd_printk(KERN_ERR "us122l_create_usbmidi error %i \n", err);
+ snd_printk(KERN_ERR "us122l_create_usbmidi error %i\n", err);
goto stop;
}
err = usb_stream_hwdep_new(card);
if (err < 0) {
-/* release the midi resources */
+ /* release the midi resources */
struct list_head *p;
+
list_for_each(p, &us122l->midi_list)
snd_usbmidi_disconnect(p);
@@ -484,7 +490,8 @@ static void snd_us122l_free(struct snd_card *card)
{
struct us122l *us122l = US122L(card);
int index = us122l->card_index;
- if (index >= 0 && index < SNDRV_CARDS)
+
+ if (index >= 0 && index < SNDRV_CARDS)
snd_us122l_card_used[index] = 0;
}
@@ -565,7 +572,7 @@ static int snd_us122l_probe(struct usb_interface *intf,
if (id->driver_info & US122L_FLAG_US144 &&
device->speed == USB_SPEED_HIGH) {
- snd_printk(KERN_ERR "disable ehci-hcd to run US-144 \n");
+ snd_printk(KERN_ERR "disable ehci-hcd to run US-144\n");
return -ENODEV;
}
@@ -601,7 +608,7 @@ static void snd_us122l_disconnect(struct usb_interface *intf)
us122l_stop(us122l);
mutex_unlock(&us122l->mutex);
-/* release the midi resources */
+ /* release the midi resources */
list_for_each(p, &us122l->midi_list) {
snd_usbmidi_disconnect(p);
}
@@ -661,13 +668,13 @@ static int snd_us122l_resume(struct usb_interface *intf)
if (us122l->is_us144) {
err = usb_set_interface(us122l->dev, 0, 1);
if (err) {
- snd_printk(KERN_ERR "usb_set_interface error \n");
+ snd_printk(KERN_ERR "usb_set_interface error\n");
goto unlock;
}
}
err = usb_set_interface(us122l->dev, 1, 1);
if (err) {
- snd_printk(KERN_ERR "usb_set_interface error \n");
+ snd_printk(KERN_ERR "usb_set_interface error\n");
goto unlock;
}
@@ -677,7 +684,7 @@ static int snd_us122l_resume(struct usb_interface *intf)
err = us122l_set_sample_rate(us122l->dev,
us122l->sk.s->cfg.sample_rate);
if (err < 0) {
- snd_printk(KERN_ERR "us122l_set_sample_rate error \n");
+ snd_printk(KERN_ERR "us122l_set_sample_rate error\n");
goto unlock;
}
err = usb_stream_start(&us122l->sk);
@@ -717,8 +724,8 @@ static const struct usb_device_id snd_us122l_usb_id_table[] = {
},
{ /* terminator */ }
};
-
MODULE_DEVICE_TABLE(usb, snd_us122l_usb_id_table);
+
static struct usb_driver snd_us122l_usb_driver = {
.name = "snd-usb-us122l",
.probe = snd_us122l_probe,
diff --git a/sound/usb/usx2y/us122l.h b/sound/usb/usx2y/us122l.h
index 34bea99d343c..c32ae5e981e9 100644
--- a/sound/usb/usx2y/us122l.h
+++ b/sound/usb/usx2y/us122l.h
@@ -11,7 +11,7 @@ struct us122l {
struct mutex mutex;
struct file *first;
- unsigned second_periods_polled;
+ unsigned int second_periods_polled;
struct file *master;
struct file *slave;
struct list_head midi_list;
diff --git a/sound/usb/usx2y/usX2Yhwdep.c b/sound/usb/usx2y/usX2Yhwdep.c
index 22412cd69e98..c29da0341bc5 100644
--- a/sound/usb/usx2y/usX2Yhwdep.c
+++ b/sound/usb/usx2y/usX2Yhwdep.c
@@ -21,15 +21,15 @@
static vm_fault_t snd_us428ctls_vm_fault(struct vm_fault *vmf)
{
unsigned long offset;
- struct page * page;
+ struct page *page;
void *vaddr;
snd_printdd("ENTER, start %lXh, pgoff %ld\n",
vmf->vma->vm_start,
vmf->pgoff);
-
+
offset = vmf->pgoff << PAGE_SHIFT;
- vaddr = (char *)((struct usX2Ydev *)vmf->vma->vm_private_data)->us428ctls_sharedmem + offset;
+ vaddr = (char *)((struct usx2ydev *)vmf->vma->vm_private_data)->us428ctls_sharedmem + offset;
page = virt_to_page(vaddr);
get_page(page);
vmf->page = page;
@@ -44,30 +44,22 @@ static const struct vm_operations_struct us428ctls_vm_ops = {
.fault = snd_us428ctls_vm_fault,
};
-static int snd_us428ctls_mmap(struct snd_hwdep * hw, struct file *filp, struct vm_area_struct *area)
+static int snd_us428ctls_mmap(struct snd_hwdep *hw, struct file *filp, struct vm_area_struct *area)
{
unsigned long size = (unsigned long)(area->vm_end - area->vm_start);
- struct usX2Ydev *us428 = hw->private_data;
+ struct usx2ydev *us428 = hw->private_data;
// FIXME this hwdep interface is used twice: fpga download and mmap for controlling Lights etc. Maybe better using 2 hwdep devs?
// so as long as the device isn't fully initialised yet we return -EBUSY here.
- if (!(us428->chip_status & USX2Y_STAT_CHIP_INIT))
+ if (!(us428->chip_status & USX2Y_STAT_CHIP_INIT))
return -EBUSY;
- /* if userspace tries to mmap beyond end of our buffer, fail */
- if (size > PAGE_ALIGN(sizeof(struct us428ctls_sharedmem))) {
- snd_printd( "%lu > %lu\n", size, (unsigned long)sizeof(struct us428ctls_sharedmem));
- return -EINVAL;
+ /* if userspace tries to mmap beyond end of our buffer, fail */
+ if (size > US428_SHAREDMEM_PAGES) {
+ snd_printd("%lu > %lu\n", size, (unsigned long)US428_SHAREDMEM_PAGES);
+ return -EINVAL;
}
- if (!us428->us428ctls_sharedmem) {
- init_waitqueue_head(&us428->us428ctls_wait_queue_head);
- us428->us428ctls_sharedmem = alloc_pages_exact(sizeof(struct us428ctls_sharedmem), GFP_KERNEL);
- if (!us428->us428ctls_sharedmem)
- return -ENOMEM;
- memset(us428->us428ctls_sharedmem, -1, sizeof(struct us428ctls_sharedmem));
- us428->us428ctls_sharedmem->CtlSnapShotLast = -2;
- }
area->vm_ops = &us428ctls_vm_ops;
area->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
area->vm_private_data = hw->private_data;
@@ -77,21 +69,22 @@ static int snd_us428ctls_mmap(struct snd_hwdep * hw, struct file *filp, struct v
static __poll_t snd_us428ctls_poll(struct snd_hwdep *hw, struct file *file, poll_table *wait)
{
__poll_t mask = 0;
- struct usX2Ydev *us428 = hw->private_data;
+ struct usx2ydev *us428 = hw->private_data;
struct us428ctls_sharedmem *shm = us428->us428ctls_sharedmem;
+
if (us428->chip_status & USX2Y_STAT_CHIP_HUP)
return EPOLLHUP;
poll_wait(file, &us428->us428ctls_wait_queue_head, wait);
- if (shm != NULL && shm->CtlSnapShotLast != shm->CtlSnapShotRed)
+ if (shm && shm->ctl_snapshot_last != shm->ctl_snapshot_red)
mask |= EPOLLIN;
return mask;
}
-static int snd_usX2Y_hwdep_dsp_status(struct snd_hwdep *hw,
+static int snd_usx2y_hwdep_dsp_status(struct snd_hwdep *hw,
struct snd_hwdep_dsp_status *info)
{
static const char * const type_ids[USX2Y_TYPE_NUMS] = {
@@ -99,7 +92,7 @@ static int snd_usX2Y_hwdep_dsp_status(struct snd_hwdep *hw,
[USX2Y_TYPE_224] = "us224",
[USX2Y_TYPE_428] = "us428",
};
- struct usX2Ydev *us428 = hw->private_data;
+ struct usx2ydev *us428 = hw->private_data;
int id = -1;
switch (le16_to_cpu(us428->dev->descriptor.idProduct)) {
@@ -113,7 +106,7 @@ static int snd_usX2Y_hwdep_dsp_status(struct snd_hwdep *hw,
id = USX2Y_TYPE_428;
break;
}
- if (0 > id)
+ if (id < 0)
return -ENODEV;
strcpy(info->id, type_ids[id]);
info->num_dsps = 2; // 0: Prepad Data, 1: FPGA Code
@@ -123,8 +116,7 @@ static int snd_usX2Y_hwdep_dsp_status(struct snd_hwdep *hw,
return 0;
}
-
-static int usX2Y_create_usbmidi(struct snd_card *card)
+static int usx2y_create_usbmidi(struct snd_card *card)
{
static const struct snd_usb_midi_endpoint_info quirk_data_1 = {
.out_ep = 0x06,
@@ -135,8 +127,8 @@ static int usX2Y_create_usbmidi(struct snd_card *card)
static const struct snd_usb_audio_quirk quirk_1 = {
.vendor_name = "TASCAM",
.product_name = NAME_ALLCAPS,
- .ifnum = 0,
- .type = QUIRK_MIDI_FIXED_ENDPOINT,
+ .ifnum = 0,
+ .type = QUIRK_MIDI_FIXED_ENDPOINT,
.data = &quirk_data_1
};
static const struct snd_usb_midi_endpoint_info quirk_data_2 = {
@@ -148,49 +140,50 @@ static int usX2Y_create_usbmidi(struct snd_card *card)
static const struct snd_usb_audio_quirk quirk_2 = {
.vendor_name = "TASCAM",
.product_name = "US428",
- .ifnum = 0,
- .type = QUIRK_MIDI_FIXED_ENDPOINT,
+ .ifnum = 0,
+ .type = QUIRK_MIDI_FIXED_ENDPOINT,
.data = &quirk_data_2
};
- struct usb_device *dev = usX2Y(card)->dev;
+ struct usb_device *dev = usx2y(card)->dev;
struct usb_interface *iface = usb_ifnum_to_if(dev, 0);
const struct snd_usb_audio_quirk *quirk =
le16_to_cpu(dev->descriptor.idProduct) == USB_ID_US428 ?
&quirk_2 : &quirk_1;
- snd_printdd("usX2Y_create_usbmidi \n");
- return snd_usbmidi_create(card, iface, &usX2Y(card)->midi_list, quirk);
+ snd_printdd("%s\n", __func__);
+ return snd_usbmidi_create(card, iface, &usx2y(card)->midi_list, quirk);
}
-static int usX2Y_create_alsa_devices(struct snd_card *card)
+static int usx2y_create_alsa_devices(struct snd_card *card)
{
int err;
- do {
- if ((err = usX2Y_create_usbmidi(card)) < 0) {
- snd_printk(KERN_ERR "usX2Y_create_alsa_devices: usX2Y_create_usbmidi error %i \n", err);
- break;
- }
- if ((err = usX2Y_audio_create(card)) < 0)
- break;
- if ((err = usX2Y_hwdep_pcm_new(card)) < 0)
- break;
- if ((err = snd_card_register(card)) < 0)
- break;
- } while (0);
-
- return err;
-}
+ err = usx2y_create_usbmidi(card);
+ if (err < 0) {
+ snd_printk(KERN_ERR "%s: usx2y_create_usbmidi error %i\n", __func__, err);
+ return err;
+ }
+ err = usx2y_audio_create(card);
+ if (err < 0)
+ return err;
+ err = usx2y_hwdep_pcm_new(card);
+ if (err < 0)
+ return err;
+ err = snd_card_register(card);
+ if (err < 0)
+ return err;
+ return 0;
+}
-static int snd_usX2Y_hwdep_dsp_load(struct snd_hwdep *hw,
+static int snd_usx2y_hwdep_dsp_load(struct snd_hwdep *hw,
struct snd_hwdep_dsp_image *dsp)
{
- struct usX2Ydev *priv = hw->private_data;
- struct usb_device* dev = priv->dev;
+ struct usx2ydev *priv = hw->private_data;
+ struct usb_device *dev = priv->dev;
int lret, err;
char *buf;
- snd_printdd( "dsp_load %s\n", dsp->name);
+ snd_printdd("dsp_load %s\n", dsp->name);
buf = memdup_user(dsp->image, dsp->length);
if (IS_ERR(buf))
@@ -198,7 +191,7 @@ static int snd_usX2Y_hwdep_dsp_load(struct snd_hwdep *hw,
err = usb_set_interface(dev, 0, 1);
if (err)
- snd_printk(KERN_ERR "usb_set_interface error \n");
+ snd_printk(KERN_ERR "usb_set_interface error\n");
else
err = usb_bulk_msg(dev, usb_sndbulkpipe(dev, 2), buf, dsp->length, &lret, 6000);
kfree(buf);
@@ -206,45 +199,51 @@ static int snd_usX2Y_hwdep_dsp_load(struct snd_hwdep *hw,
return err;
if (dsp->index == 1) {
msleep(250); // give the device some time
- err = usX2Y_AsyncSeq04_init(priv);
+ err = usx2y_async_seq04_init(priv);
if (err) {
- snd_printk(KERN_ERR "usX2Y_AsyncSeq04_init error \n");
+ snd_printk(KERN_ERR "usx2y_async_seq04_init error\n");
return err;
}
- err = usX2Y_In04_init(priv);
+ err = usx2y_in04_init(priv);
if (err) {
- snd_printk(KERN_ERR "usX2Y_In04_init error \n");
+ snd_printk(KERN_ERR "usx2y_in04_init error\n");
return err;
}
- err = usX2Y_create_alsa_devices(hw->card);
+ err = usx2y_create_alsa_devices(hw->card);
if (err) {
- snd_printk(KERN_ERR "usX2Y_create_alsa_devices error %i \n", err);
- snd_card_free(hw->card);
+ snd_printk(KERN_ERR "usx2y_create_alsa_devices error %i\n", err);
return err;
}
- priv->chip_status |= USX2Y_STAT_CHIP_INIT;
+ priv->chip_status |= USX2Y_STAT_CHIP_INIT;
snd_printdd("%s: alsa all started\n", hw->name);
}
return err;
}
-
-int usX2Y_hwdep_new(struct snd_card *card, struct usb_device* device)
+int usx2y_hwdep_new(struct snd_card *card, struct usb_device *device)
{
int err;
struct snd_hwdep *hw;
+ struct usx2ydev *us428 = usx2y(card);
- if ((err = snd_hwdep_new(card, SND_USX2Y_LOADER_ID, 0, &hw)) < 0)
+ err = snd_hwdep_new(card, SND_USX2Y_LOADER_ID, 0, &hw);
+ if (err < 0)
return err;
hw->iface = SNDRV_HWDEP_IFACE_USX2Y;
- hw->private_data = usX2Y(card);
- hw->ops.dsp_status = snd_usX2Y_hwdep_dsp_status;
- hw->ops.dsp_load = snd_usX2Y_hwdep_dsp_load;
+ hw->private_data = us428;
+ hw->ops.dsp_status = snd_usx2y_hwdep_dsp_status;
+ hw->ops.dsp_load = snd_usx2y_hwdep_dsp_load;
hw->ops.mmap = snd_us428ctls_mmap;
hw->ops.poll = snd_us428ctls_poll;
hw->exclusive = 1;
sprintf(hw->name, "/dev/bus/usb/%03d/%03d", device->bus->busnum, device->devnum);
+
+ us428->us428ctls_sharedmem = alloc_pages_exact(US428_SHAREDMEM_PAGES, GFP_KERNEL);
+ if (!us428->us428ctls_sharedmem)
+ return -ENOMEM;
+ memset(us428->us428ctls_sharedmem, -1, US428_SHAREDMEM_PAGES);
+ us428->us428ctls_sharedmem->ctl_snapshot_last = -2;
+
return 0;
}
-
diff --git a/sound/usb/usx2y/usX2Yhwdep.h b/sound/usb/usx2y/usX2Yhwdep.h
index 457199b5ed03..0c9946d9cd99 100644
--- a/sound/usb/usx2y/usX2Yhwdep.h
+++ b/sound/usb/usx2y/usX2Yhwdep.h
@@ -2,6 +2,6 @@
#ifndef USX2YHWDEP_H
#define USX2YHWDEP_H
-int usX2Y_hwdep_new(struct snd_card *card, struct usb_device* device);
+int usx2y_hwdep_new(struct snd_card *card, struct usb_device *device);
#endif
diff --git a/sound/usb/usx2y/usb_stream.c b/sound/usb/usx2y/usb_stream.c
index 091c071b270a..9d0e44793896 100644
--- a/sound/usb/usx2y/usb_stream.c
+++ b/sound/usb/usx2y/usb_stream.c
@@ -8,12 +8,12 @@
#include "usb_stream.h"
-
/* setup */
-static unsigned usb_stream_next_packet_size(struct usb_stream_kernel *sk)
+static unsigned int usb_stream_next_packet_size(struct usb_stream_kernel *sk)
{
struct usb_stream *s = sk->s;
+
sk->out_phase_peeked = (sk->out_phase & 0xffff) + sk->freqn;
return (sk->out_phase_peeked >> 16) * s->cfg.frame_size;
}
@@ -25,6 +25,7 @@ static void playback_prep_freqn(struct usb_stream_kernel *sk, struct urb *urb)
for (pack = 0; pack < sk->n_o_ps; pack++) {
int l = usb_stream_next_packet_size(sk);
+
if (s->idle_outsize + lb + l > s->period_size)
goto check;
@@ -43,9 +44,10 @@ check:
lb, s->period_size);
}
-static int init_pipe_urbs(struct usb_stream_kernel *sk, unsigned use_packsize,
- struct urb **urbs, char *transfer,
- struct usb_device *dev, int pipe)
+static int init_pipe_urbs(struct usb_stream_kernel *sk,
+ unsigned int use_packsize,
+ struct urb **urbs, char *transfer,
+ struct usb_device *dev, int pipe)
{
int u, p;
int maxpacket = use_packsize ?
@@ -56,6 +58,7 @@ static int init_pipe_urbs(struct usb_stream_kernel *sk, unsigned use_packsize,
++u, transfer += transfer_length) {
struct urb *urb = urbs[u];
struct usb_iso_packet_descriptor *desc;
+
urb->transfer_buffer = transfer;
urb->dev = dev;
urb->pipe = pipe;
@@ -80,13 +83,12 @@ static int init_pipe_urbs(struct usb_stream_kernel *sk, unsigned use_packsize,
return 0;
}
-static int init_urbs(struct usb_stream_kernel *sk, unsigned use_packsize,
- struct usb_device *dev, int in_pipe, int out_pipe)
+static int init_urbs(struct usb_stream_kernel *sk, unsigned int use_packsize,
+ struct usb_device *dev, int in_pipe, int out_pipe)
{
struct usb_stream *s = sk->s;
- char *indata = (char *)s + sizeof(*s) +
- sizeof(struct usb_stream_packet) *
- s->inpackets;
+ char *indata =
+ (char *)s + sizeof(*s) + sizeof(struct usb_stream_packet) * s->inpackets;
int u;
for (u = 0; u < USB_STREAM_NURBS; ++u) {
@@ -107,12 +109,11 @@ static int init_urbs(struct usb_stream_kernel *sk, unsigned use_packsize,
return 0;
}
-
/*
* convert a sampling rate into our full speed format (fs/1000 in Q16.16)
* this will overflow at approx 524 kHz
*/
-static inline unsigned get_usb_full_speed_rate(unsigned rate)
+static inline unsigned int get_usb_full_speed_rate(unsigned int rate)
{
return ((rate << 13) + 62) / 125;
}
@@ -121,7 +122,7 @@ static inline unsigned get_usb_full_speed_rate(unsigned rate)
* convert a sampling rate into USB high speed format (fs/8000 in Q16.16)
* this will overflow at approx 4 MHz
*/
-static inline unsigned get_usb_high_speed_rate(unsigned rate)
+static inline unsigned int get_usb_high_speed_rate(unsigned int rate)
{
return ((rate << 10) + 62) / 125;
}
@@ -129,7 +130,7 @@ static inline unsigned get_usb_high_speed_rate(unsigned rate)
void usb_stream_free(struct usb_stream_kernel *sk)
{
struct usb_stream *s;
- unsigned u;
+ unsigned int u;
for (u = 0; u < USB_STREAM_NURBS; ++u) {
usb_free_urb(sk->inurb[u]);
@@ -142,17 +143,23 @@ void usb_stream_free(struct usb_stream_kernel *sk)
if (!s)
return;
- free_pages_exact(sk->write_page, s->write_size);
- sk->write_page = NULL;
+ if (sk->write_page) {
+ free_pages_exact(sk->write_page, s->write_size);
+ sk->write_page = NULL;
+ }
+
free_pages_exact(s, s->read_size);
sk->s = NULL;
}
struct usb_stream *usb_stream_new(struct usb_stream_kernel *sk,
struct usb_device *dev,
- unsigned in_endpoint, unsigned out_endpoint,
- unsigned sample_rate, unsigned use_packsize,
- unsigned period_frames, unsigned frame_size)
+ unsigned int in_endpoint,
+ unsigned int out_endpoint,
+ unsigned int sample_rate,
+ unsigned int use_packsize,
+ unsigned int period_frames,
+ unsigned int frame_size)
{
int packets, max_packsize;
int in_pipe, out_pipe;
@@ -231,12 +238,12 @@ out:
return sk->s;
}
-
/* start */
static bool balance_check(struct usb_stream_kernel *sk, struct urb *urb)
{
bool r;
+
if (unlikely(urb->status)) {
if (urb->status != -ESHUTDOWN && urb->status != -ENOENT)
snd_printk(KERN_WARNING "status=%i\n", urb->status);
@@ -267,6 +274,7 @@ static void subs_set_complete(struct urb **urbs, void (*complete)(struct urb *))
for (u = 0; u < USB_STREAM_NURBS; u++) {
struct urb *urb = urbs[u];
+
urb->complete = complete;
}
}
@@ -284,6 +292,7 @@ static int usb_stream_prepare_playback(struct usb_stream_kernel *sk,
for (; s->sync_packet < 0; ++p, ++s->sync_packet) {
struct urb *ii = sk->completed_inurb;
+
id = ii->iso_frame_desc +
ii->number_of_packets + s->sync_packet;
l = id->actual_length;
@@ -351,6 +360,7 @@ static int submit_urbs(struct usb_stream_kernel *sk,
struct urb *inurb, struct urb *outurb)
{
int err;
+
prepare_inurb(sk->idle_outurb->number_of_packets, sk->idle_inurb);
err = usb_submit_urb(sk->idle_inurb, GFP_ATOMIC);
if (err < 0)
@@ -447,6 +457,7 @@ static void stream_idle(struct usb_stream_kernel *sk,
for (p = 0; p < inurb->number_of_packets; ++p) {
struct usb_iso_packet_descriptor *id = inurb->iso_frame_desc;
+
l = id[p].actual_length;
if (unlikely(l == 0 || id[p].status)) {
snd_printk(KERN_WARNING "underrun, status=%u\n",
@@ -503,6 +514,7 @@ err_out:
static void i_capture_idle(struct urb *urb)
{
struct usb_stream_kernel *sk = urb->context;
+
if (balance_capture(sk, urb))
stream_idle(sk, urb, sk->i_urb);
}
@@ -510,6 +522,7 @@ static void i_capture_idle(struct urb *urb)
static void i_playback_idle(struct urb *urb)
{
struct usb_stream_kernel *sk = urb->context;
+
if (balance_playback(sk, urb))
stream_idle(sk, sk->i_urb, urb);
}
@@ -518,10 +531,12 @@ static void stream_start(struct usb_stream_kernel *sk,
struct urb *inurb, struct urb *outurb)
{
struct usb_stream *s = sk->s;
+
if (s->state >= usb_stream_sync1) {
int l, p, max_diff, max_diff_0;
int urb_size = 0;
- unsigned frames_per_packet, min_frames = 0;
+ unsigned int frames_per_packet, min_frames = 0;
+
frames_per_packet = (s->period_size - s->idle_insize);
frames_per_packet <<= 8;
frames_per_packet /=
@@ -536,6 +551,7 @@ static void stream_start(struct usb_stream_kernel *sk,
max_diff = max_diff_0;
for (p = 0; p < inurb->number_of_packets; ++p) {
int diff;
+
l = inurb->iso_frame_desc[p].actual_length;
urb_size += l;
@@ -561,7 +577,8 @@ static void stream_start(struct usb_stream_kernel *sk,
(s->inpacket_head + 1) % s->inpackets;
s->next_inpacket_split_at = 0;
} else {
- unsigned split = s->inpacket_head;
+ unsigned int split = s->inpacket_head;
+
l = s->idle_insize;
while (l > s->inpacket[split].length) {
l -= s->inpacket[split].length;
@@ -609,6 +626,7 @@ static void i_capture_start(struct urb *urb)
for (p = 0; p < urb->number_of_packets; ++p) {
int l = id[p].actual_length;
+
if (l < s->cfg.frame_size) {
++empty;
if (s->state >= usb_stream_sync0) {
@@ -628,6 +646,7 @@ static void i_capture_start(struct urb *urb)
urb->iso_frame_desc[0].actual_length);
for (pack = 1; pack < urb->number_of_packets; ++pack) {
int l = urb->iso_frame_desc[pack].actual_length;
+
printk(KERN_CONT " %i", l);
}
printk(KERN_CONT "\n");
@@ -643,6 +662,7 @@ static void i_capture_start(struct urb *urb)
static void i_playback_start(struct urb *urb)
{
struct usb_stream_kernel *sk = urb->context;
+
if (balance_playback(sk, urb))
stream_start(sk, sk->i_urb, urb);
}
@@ -671,6 +691,7 @@ dotry:
for (u = 0; u < 2; u++) {
struct urb *inurb = sk->inurb[u];
struct urb *outurb = sk->outurb[u];
+
playback_prep_freqn(sk, outurb);
inurb->number_of_packets = outurb->number_of_packets;
inurb->transfer_buffer_length =
@@ -680,6 +701,7 @@ dotry:
if (u == 0) {
int now;
struct usb_device *dev = inurb->dev;
+
frame = usb_get_current_frame_number(dev);
do {
now = usb_get_current_frame_number(dev);
@@ -688,14 +710,16 @@ dotry:
}
err = usb_submit_urb(inurb, GFP_ATOMIC);
if (err < 0) {
- snd_printk(KERN_ERR"usb_submit_urb(sk->inurb[%i])"
- " returned %i\n", u, err);
+ snd_printk(KERN_ERR
+ "usb_submit_urb(sk->inurb[%i]) returned %i\n",
+ u, err);
return err;
}
err = usb_submit_urb(outurb, GFP_ATOMIC);
if (err < 0) {
- snd_printk(KERN_ERR"usb_submit_urb(sk->outurb[%i])"
- " returned %i\n", u, err);
+ snd_printk(KERN_ERR
+ "usb_submit_urb(sk->outurb[%i]) returned %i\n",
+ u, err);
return err;
}
@@ -716,8 +740,8 @@ check_retry:
snd_printd(KERN_DEBUG "goto dotry;\n");
goto dotry;
}
- snd_printk(KERN_WARNING"couldn't start"
- " all urbs on the same start_frame.\n");
+ snd_printk(KERN_WARNING
+ "couldn't start all urbs on the same start_frame.\n");
return -EFAULT;
}
@@ -729,6 +753,7 @@ check_retry:
/* wait, check */
{
int wait_ms = 3000;
+
while (s->state != usb_stream_ready && wait_ms > 0) {
snd_printdd(KERN_DEBUG "%i\n", s->state);
msleep(200);
@@ -745,6 +770,7 @@ check_retry:
void usb_stream_stop(struct usb_stream_kernel *sk)
{
int u;
+
if (!sk->s)
return;
for (u = 0; u < USB_STREAM_NURBS; ++u) {
diff --git a/sound/usb/usx2y/usb_stream.h b/sound/usb/usx2y/usb_stream.h
index 851358a8d709..73e57b341adc 100644
--- a/sound/usb/usx2y/usb_stream.h
+++ b/sound/usb/usx2y/usb_stream.h
@@ -12,7 +12,7 @@ struct usb_stream_kernel {
void *write_page;
- unsigned n_o_ps;
+ unsigned int n_o_ps;
struct urb *inurb[USB_STREAM_NURBS];
struct urb *idle_inurb;
@@ -26,18 +26,21 @@ struct usb_stream_kernel {
wait_queue_head_t sleep;
- unsigned out_phase;
- unsigned out_phase_peeked;
- unsigned freqn;
+ unsigned int out_phase;
+ unsigned int out_phase_peeked;
+ unsigned int freqn;
};
struct usb_stream *usb_stream_new(struct usb_stream_kernel *sk,
struct usb_device *dev,
- unsigned in_endpoint, unsigned out_endpoint,
- unsigned sample_rate, unsigned use_packsize,
- unsigned period_frames, unsigned frame_size);
-void usb_stream_free(struct usb_stream_kernel *);
-int usb_stream_start(struct usb_stream_kernel *);
-void usb_stream_stop(struct usb_stream_kernel *);
+ unsigned int in_endpoint,
+ unsigned int out_endpoint,
+ unsigned int sample_rate,
+ unsigned int use_packsize,
+ unsigned int period_frames,
+ unsigned int frame_size);
+void usb_stream_free(struct usb_stream_kernel *sk);
+int usb_stream_start(struct usb_stream_kernel *sk);
+void usb_stream_stop(struct usb_stream_kernel *sk);
#endif /* __USB_STREAM_H */
diff --git a/sound/usb/usx2y/usbus428ctldefs.h b/sound/usb/usx2y/usbus428ctldefs.h
index 5a7518ea3aeb..9ba15d974e63 100644
--- a/sound/usb/usx2y/usbus428ctldefs.h
+++ b/sound/usb/usx2y/usbus428ctldefs.h
@@ -4,28 +4,28 @@
* Copyright (c) 2003 by Karsten Wiese <annabellesgarden@yahoo.de>
*/
-enum E_In84{
- eFader0 = 0,
- eFader1,
- eFader2,
- eFader3,
- eFader4,
- eFader5,
- eFader6,
- eFader7,
- eFaderM,
- eTransport,
- eModifier = 10,
- eFilterSelect,
- eSelect,
- eMute,
+enum E_IN84 {
+ E_FADER_0 = 0,
+ E_FADER_1,
+ E_FADER_2,
+ E_FADER_3,
+ E_FADER_4,
+ E_FADER_5,
+ E_FADER_6,
+ E_FADER_7,
+ E_FADER_M,
+ E_TRANSPORT,
+ E_MODIFIER = 10,
+ E_FILTER_SELECT,
+ E_SELECT,
+ E_MUTE,
- eSwitch = 15,
- eWheelGain,
- eWheelFreq,
- eWheelQ,
- eWheelPan,
- eWheel = 20
+ E_SWITCH = 15,
+ E_WHEEL_GAIN,
+ E_WHEEL_FREQ,
+ E_WHEEL_Q,
+ E_WHEEL_PAN,
+ E_WHEEL = 20
};
#define T_RECORD 1
@@ -39,53 +39,55 @@ enum E_In84{
struct us428_ctls {
- unsigned char Fader[9];
- unsigned char Transport;
- unsigned char Modifier;
- unsigned char FilterSelect;
- unsigned char Select;
- unsigned char Mute;
- unsigned char UNKNOWN;
- unsigned char Switch;
- unsigned char Wheel[5];
+ unsigned char fader[9];
+ unsigned char transport;
+ unsigned char modifier;
+ unsigned char filters_elect;
+ unsigned char select;
+ unsigned char mute;
+ unsigned char unknown;
+ unsigned char wswitch;
+ unsigned char wheel[5];
};
-struct us428_setByte {
- unsigned char Offset,
- Value;
+struct us428_set_byte {
+ unsigned char offset,
+ value;
};
enum {
- eLT_Volume = 0,
- eLT_Light
+ ELT_VOLUME = 0,
+ ELT_LIGHT
};
-struct usX2Y_volume {
- unsigned char Channel,
- LH,
- LL,
- RH,
- RL;
+struct usx2y_volume {
+ unsigned char channel,
+ lh,
+ ll,
+ rh,
+ rl;
};
struct us428_lights {
- struct us428_setByte Light[7];
+ struct us428_set_byte light[7];
};
struct us428_p4out {
char type;
union {
- struct usX2Y_volume vol;
+ struct usx2y_volume vol;
struct us428_lights lights;
} val;
};
-#define N_us428_ctl_BUFS 16
-#define N_us428_p4out_BUFS 16
-struct us428ctls_sharedmem{
- struct us428_ctls CtlSnapShot[N_us428_ctl_BUFS];
- int CtlSnapShotDiffersAt[N_us428_ctl_BUFS];
- int CtlSnapShotLast, CtlSnapShotRed;
- struct us428_p4out p4out[N_us428_p4out_BUFS];
- int p4outLast, p4outSent;
+#define N_US428_CTL_BUFS 16
+#define N_US428_P4OUT_BUFS 16
+struct us428ctls_sharedmem {
+ struct us428_ctls ctl_snapshot[N_US428_CTL_BUFS];
+ int ctl_snapshot_differs_at[N_US428_CTL_BUFS];
+ int ctl_snapshot_last, ctl_snapshot_red;
+ struct us428_p4out p4out[N_US428_P4OUT_BUFS];
+ int p4out_last, p4out_sent;
};
+
+#define US428_SHAREDMEM_PAGES PAGE_ALIGN(sizeof(struct us428ctls_sharedmem))
diff --git a/sound/usb/usx2y/usbusx2y.c b/sound/usb/usx2y/usbusx2y.c
index 3cd28d24f0a7..099bee662af6 100644
--- a/sound/usb/usx2y/usbusx2y.c
+++ b/sound/usb/usx2y/usbusx2y.c
@@ -17,7 +17,7 @@
2004-10-26 Karsten Wiese
Version 0.8.6:
- wake_up() process waiting in usX2Y_urbs_start() on error.
+ wake_up() process waiting in usx2y_urbs_start() on error.
2004-10-21 Karsten Wiese
Version 0.8.5:
@@ -48,7 +48,7 @@
2004-06-12 Karsten Wiese
Version 0.6.3:
Made it thus the following rule is enforced:
- "All pcm substreams of one usX2Y have to operate at the same rate & format."
+ "All pcm substreams of one usx2y have to operate at the same rate & format."
2004-04-06 Karsten Wiese
Version 0.6.0:
@@ -70,7 +70,7 @@
2003-11-03 Karsten Wiese
Version 0.3:
- 24Bit support.
+ 24Bit support.
"arecord -D hw:1 -c 2 -r 48000 -M -f S24_3LE|aplay -D hw:1 -c 2 -r 48000 -M -f S24_3LE" works.
2003-08-22 Karsten Wiese
@@ -94,16 +94,15 @@
This helped me much on my slowish PII 400 & PIII 500.
ACPI yet untested but might cause the same bad behaviour.
Use a kernel with lowlatency and preemptiv patches applied.
- To autoload snd-usb-midi append a line
+ To autoload snd-usb-midi append a line
post-install snd-usb-us428 modprobe snd-usb-midi
to /etc/modules.conf.
known problems:
sliders, knobs, lights not yet handled except MASTER Volume slider.
- "pcm -c 2" doesn't work. "pcm -c 2 -m direct_interleaved" does.
+ "pcm -c 2" doesn't work. "pcm -c 2 -m direct_interleaved" does.
KDE3: "Enable full duplex operation" deadlocks.
-
2002-08-31 Karsten Wiese
Version 0.0.3: audio also simplex;
simplifying: iso urbs only 1 packet, melted structs.
@@ -115,7 +114,7 @@
The firmware has been sniffed from win2k us-428 driver 3.09.
* Copyright (c) 2002 - 2004 Karsten Wiese
-*/
+ */
#include <linux/init.h>
#include <linux/module.h>
@@ -132,14 +131,12 @@
#include "usbusx2y.h"
#include "usX2Yhwdep.h"
-
-
MODULE_AUTHOR("Karsten Wiese <annabellesgarden@yahoo.de>");
MODULE_DESCRIPTION("TASCAM "NAME_ALLCAPS" Version 0.8.7.2");
MODULE_LICENSE("GPL");
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */
-static char* id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */
+static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */
static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
module_param_array(index, int, NULL, 0444);
@@ -149,305 +146,321 @@ MODULE_PARM_DESC(id, "ID string for "NAME_ALLCAPS".");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable "NAME_ALLCAPS".");
+static int snd_usx2y_card_used[SNDRV_CARDS];
-static int snd_usX2Y_card_used[SNDRV_CARDS];
+static void snd_usx2y_card_private_free(struct snd_card *card);
+static void usx2y_unlinkseq(struct snd_usx2y_async_seq *s);
-static void usX2Y_usb_disconnect(struct usb_device* usb_device, void* ptr);
-static void snd_usX2Y_card_private_free(struct snd_card *card);
-
-/*
- * pipe 4 is used for switching the lamps, setting samplerate, volumes ....
+/*
+ * pipe 4 is used for switching the lamps, setting samplerate, volumes ....
*/
-static void i_usX2Y_Out04Int(struct urb *urb)
+static void i_usx2y_out04_int(struct urb *urb)
{
#ifdef CONFIG_SND_DEBUG
if (urb->status) {
- int i;
- struct usX2Ydev *usX2Y = urb->context;
- for (i = 0; i < 10 && usX2Y->AS04.urb[i] != urb; i++);
- snd_printdd("i_usX2Y_Out04Int() urb %i status=%i\n", i, urb->status);
+ int i;
+ struct usx2ydev *usx2y = urb->context;
+
+ for (i = 0; i < 10 && usx2y->as04.urb[i] != urb; i++)
+ ;
+ snd_printdd("%s urb %i status=%i\n", __func__, i, urb->status);
}
#endif
}
-static void i_usX2Y_In04Int(struct urb *urb)
+static void i_usx2y_in04_int(struct urb *urb)
{
int err = 0;
- struct usX2Ydev *usX2Y = urb->context;
- struct us428ctls_sharedmem *us428ctls = usX2Y->us428ctls_sharedmem;
+ struct usx2ydev *usx2y = urb->context;
+ struct us428ctls_sharedmem *us428ctls = usx2y->us428ctls_sharedmem;
+ struct us428_p4out *p4out;
+ int i, j, n, diff, send;
- usX2Y->In04IntCalls++;
+ usx2y->in04_int_calls++;
if (urb->status) {
snd_printdd("Interrupt Pipe 4 came back with status=%i\n", urb->status);
return;
}
- // printk("%i:0x%02X ", 8, (int)((unsigned char*)usX2Y->In04Buf)[8]); Master volume shows 0 here if fader is at max during boot ?!?
+ // printk("%i:0x%02X ", 8, (int)((unsigned char*)usx2y->in04_buf)[8]); Master volume shows 0 here if fader is at max during boot ?!?
if (us428ctls) {
- int diff = -1;
- if (-2 == us428ctls->CtlSnapShotLast) {
+ diff = -1;
+ if (us428ctls->ctl_snapshot_last == -2) {
diff = 0;
- memcpy(usX2Y->In04Last, usX2Y->In04Buf, sizeof(usX2Y->In04Last));
- us428ctls->CtlSnapShotLast = -1;
+ memcpy(usx2y->in04_last, usx2y->in04_buf, sizeof(usx2y->in04_last));
+ us428ctls->ctl_snapshot_last = -1;
} else {
- int i;
for (i = 0; i < 21; i++) {
- if (usX2Y->In04Last[i] != ((char*)usX2Y->In04Buf)[i]) {
+ if (usx2y->in04_last[i] != ((char *)usx2y->in04_buf)[i]) {
if (diff < 0)
diff = i;
- usX2Y->In04Last[i] = ((char*)usX2Y->In04Buf)[i];
+ usx2y->in04_last[i] = ((char *)usx2y->in04_buf)[i];
}
}
}
- if (0 <= diff) {
- int n = us428ctls->CtlSnapShotLast + 1;
- if (n >= N_us428_ctl_BUFS || n < 0)
+ if (diff >= 0) {
+ n = us428ctls->ctl_snapshot_last + 1;
+ if (n >= N_US428_CTL_BUFS || n < 0)
n = 0;
- memcpy(us428ctls->CtlSnapShot + n, usX2Y->In04Buf, sizeof(us428ctls->CtlSnapShot[0]));
- us428ctls->CtlSnapShotDiffersAt[n] = diff;
- us428ctls->CtlSnapShotLast = n;
- wake_up(&usX2Y->us428ctls_wait_queue_head);
+ memcpy(us428ctls->ctl_snapshot + n, usx2y->in04_buf, sizeof(us428ctls->ctl_snapshot[0]));
+ us428ctls->ctl_snapshot_differs_at[n] = diff;
+ us428ctls->ctl_snapshot_last = n;
+ wake_up(&usx2y->us428ctls_wait_queue_head);
}
}
-
-
- if (usX2Y->US04) {
- if (0 == usX2Y->US04->submitted)
+
+ if (usx2y->us04) {
+ if (!usx2y->us04->submitted) {
do {
- err = usb_submit_urb(usX2Y->US04->urb[usX2Y->US04->submitted++], GFP_ATOMIC);
- } while (!err && usX2Y->US04->submitted < usX2Y->US04->len);
- } else
- if (us428ctls && us428ctls->p4outLast >= 0 && us428ctls->p4outLast < N_us428_p4out_BUFS) {
- if (us428ctls->p4outLast != us428ctls->p4outSent) {
- int j, send = us428ctls->p4outSent + 1;
- if (send >= N_us428_p4out_BUFS)
+ err = usb_submit_urb(usx2y->us04->urb[usx2y->us04->submitted++], GFP_ATOMIC);
+ } while (!err && usx2y->us04->submitted < usx2y->us04->len);
+ }
+ } else {
+ if (us428ctls && us428ctls->p4out_last >= 0 && us428ctls->p4out_last < N_US428_P4OUT_BUFS) {
+ if (us428ctls->p4out_last != us428ctls->p4out_sent) {
+ send = us428ctls->p4out_sent + 1;
+ if (send >= N_US428_P4OUT_BUFS)
send = 0;
- for (j = 0; j < URBS_AsyncSeq && !err; ++j)
- if (0 == usX2Y->AS04.urb[j]->status) {
- struct us428_p4out *p4out = us428ctls->p4out + send; // FIXME if more than 1 p4out is new, 1 gets lost.
- usb_fill_bulk_urb(usX2Y->AS04.urb[j], usX2Y->dev,
- usb_sndbulkpipe(usX2Y->dev, 0x04), &p4out->val.vol,
- p4out->type == eLT_Light ? sizeof(struct us428_lights) : 5,
- i_usX2Y_Out04Int, usX2Y);
- err = usb_submit_urb(usX2Y->AS04.urb[j], GFP_ATOMIC);
- us428ctls->p4outSent = send;
+ for (j = 0; j < URBS_ASYNC_SEQ && !err; ++j) {
+ if (!usx2y->as04.urb[j]->status) {
+ p4out = us428ctls->p4out + send; // FIXME if more than 1 p4out is new, 1 gets lost.
+ usb_fill_bulk_urb(usx2y->as04.urb[j], usx2y->dev,
+ usb_sndbulkpipe(usx2y->dev, 0x04), &p4out->val.vol,
+ p4out->type == ELT_LIGHT ? sizeof(struct us428_lights) : 5,
+ i_usx2y_out04_int, usx2y);
+ err = usb_submit_urb(usx2y->as04.urb[j], GFP_ATOMIC);
+ us428ctls->p4out_sent = send;
break;
}
+ }
}
}
+ }
if (err)
- snd_printk(KERN_ERR "In04Int() usb_submit_urb err=%i\n", err);
+ snd_printk(KERN_ERR "in04_int() usb_submit_urb err=%i\n", err);
- urb->dev = usX2Y->dev;
+ urb->dev = usx2y->dev;
usb_submit_urb(urb, GFP_ATOMIC);
}
/*
* Prepare some urbs
*/
-int usX2Y_AsyncSeq04_init(struct usX2Ydev *usX2Y)
+int usx2y_async_seq04_init(struct usx2ydev *usx2y)
{
- int err = 0,
- i;
+ int err = 0, i;
+
+ if (WARN_ON(usx2y->as04.buffer))
+ return -EBUSY;
- usX2Y->AS04.buffer = kmalloc_array(URBS_AsyncSeq,
- URB_DataLen_AsyncSeq, GFP_KERNEL);
- if (NULL == usX2Y->AS04.buffer) {
+ usx2y->as04.buffer = kmalloc_array(URBS_ASYNC_SEQ,
+ URB_DATA_LEN_ASYNC_SEQ, GFP_KERNEL);
+ if (!usx2y->as04.buffer) {
err = -ENOMEM;
- } else
- for (i = 0; i < URBS_AsyncSeq; ++i) {
- if (NULL == (usX2Y->AS04.urb[i] = usb_alloc_urb(0, GFP_KERNEL))) {
+ } else {
+ for (i = 0; i < URBS_ASYNC_SEQ; ++i) {
+ usx2y->as04.urb[i] = usb_alloc_urb(0, GFP_KERNEL);
+ if (!usx2y->as04.urb[i]) {
err = -ENOMEM;
break;
}
- usb_fill_bulk_urb( usX2Y->AS04.urb[i], usX2Y->dev,
- usb_sndbulkpipe(usX2Y->dev, 0x04),
- usX2Y->AS04.buffer + URB_DataLen_AsyncSeq*i, 0,
- i_usX2Y_Out04Int, usX2Y
- );
- err = usb_urb_ep_type_check(usX2Y->AS04.urb[i]);
+ usb_fill_bulk_urb(usx2y->as04.urb[i], usx2y->dev,
+ usb_sndbulkpipe(usx2y->dev, 0x04),
+ usx2y->as04.buffer + URB_DATA_LEN_ASYNC_SEQ * i, 0,
+ i_usx2y_out04_int, usx2y);
+ err = usb_urb_ep_type_check(usx2y->as04.urb[i]);
if (err < 0)
break;
}
+ }
+ if (err)
+ usx2y_unlinkseq(&usx2y->as04);
return err;
}
-int usX2Y_In04_init(struct usX2Ydev *usX2Y)
+int usx2y_in04_init(struct usx2ydev *usx2y)
{
- if (! (usX2Y->In04urb = usb_alloc_urb(0, GFP_KERNEL)))
- return -ENOMEM;
-
- if (! (usX2Y->In04Buf = kmalloc(21, GFP_KERNEL)))
- return -ENOMEM;
-
- init_waitqueue_head(&usX2Y->In04WaitQueue);
- usb_fill_int_urb(usX2Y->In04urb, usX2Y->dev, usb_rcvintpipe(usX2Y->dev, 0x4),
- usX2Y->In04Buf, 21,
- i_usX2Y_In04Int, usX2Y,
+ int err;
+
+ if (WARN_ON(usx2y->in04_urb))
+ return -EBUSY;
+
+ usx2y->in04_urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (!usx2y->in04_urb) {
+ err = -ENOMEM;
+ goto error;
+ }
+
+ usx2y->in04_buf = kmalloc(21, GFP_KERNEL);
+ if (!usx2y->in04_buf) {
+ err = -ENOMEM;
+ goto error;
+ }
+
+ init_waitqueue_head(&usx2y->in04_wait_queue);
+ usb_fill_int_urb(usx2y->in04_urb, usx2y->dev, usb_rcvintpipe(usx2y->dev, 0x4),
+ usx2y->in04_buf, 21,
+ i_usx2y_in04_int, usx2y,
10);
- if (usb_urb_ep_type_check(usX2Y->In04urb))
- return -EINVAL;
- return usb_submit_urb(usX2Y->In04urb, GFP_KERNEL);
+ if (usb_urb_ep_type_check(usx2y->in04_urb)) {
+ err = -EINVAL;
+ goto error;
+ }
+ return usb_submit_urb(usx2y->in04_urb, GFP_KERNEL);
+
+ error:
+ kfree(usx2y->in04_buf);
+ usb_free_urb(usx2y->in04_urb);
+ usx2y->in04_buf = NULL;
+ usx2y->in04_urb = NULL;
+ return err;
}
-static void usX2Y_unlinkSeq(struct snd_usX2Y_AsyncSeq *S)
+static void usx2y_unlinkseq(struct snd_usx2y_async_seq *s)
{
int i;
- for (i = 0; i < URBS_AsyncSeq; ++i) {
- usb_kill_urb(S->urb[i]);
- usb_free_urb(S->urb[i]);
- S->urb[i] = NULL;
+
+ for (i = 0; i < URBS_ASYNC_SEQ; ++i) {
+ if (!s->urb[i])
+ continue;
+ usb_kill_urb(s->urb[i]);
+ usb_free_urb(s->urb[i]);
+ s->urb[i] = NULL;
}
- kfree(S->buffer);
+ kfree(s->buffer);
+ s->buffer = NULL;
}
-
-static const struct usb_device_id snd_usX2Y_usb_id_table[] = {
+static const struct usb_device_id snd_usx2y_usb_id_table[] = {
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
.idVendor = 0x1604,
- .idProduct = USB_ID_US428
+ .idProduct = USB_ID_US428
},
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
.idVendor = 0x1604,
- .idProduct = USB_ID_US122
+ .idProduct = USB_ID_US122
},
- {
+ {
.match_flags = USB_DEVICE_ID_MATCH_DEVICE,
.idVendor = 0x1604,
.idProduct = USB_ID_US224
},
{ /* terminator */ }
};
+MODULE_DEVICE_TABLE(usb, snd_usx2y_usb_id_table);
-static int usX2Y_create_card(struct usb_device *device,
+static int usx2y_create_card(struct usb_device *device,
struct usb_interface *intf,
struct snd_card **cardp)
{
int dev;
- struct snd_card * card;
+ struct snd_card *card;
int err;
for (dev = 0; dev < SNDRV_CARDS; ++dev)
- if (enable[dev] && !snd_usX2Y_card_used[dev])
+ if (enable[dev] && !snd_usx2y_card_used[dev])
break;
if (dev >= SNDRV_CARDS)
return -ENODEV;
err = snd_card_new(&intf->dev, index[dev], id[dev], THIS_MODULE,
- sizeof(struct usX2Ydev), &card);
+ sizeof(struct usx2ydev), &card);
if (err < 0)
return err;
- snd_usX2Y_card_used[usX2Y(card)->card_index = dev] = 1;
- card->private_free = snd_usX2Y_card_private_free;
- usX2Y(card)->dev = device;
- init_waitqueue_head(&usX2Y(card)->prepare_wait_queue);
- mutex_init(&usX2Y(card)->pcm_mutex);
- INIT_LIST_HEAD(&usX2Y(card)->midi_list);
+ snd_usx2y_card_used[usx2y(card)->card_index = dev] = 1;
+ card->private_free = snd_usx2y_card_private_free;
+ usx2y(card)->dev = device;
+ init_waitqueue_head(&usx2y(card)->prepare_wait_queue);
+ init_waitqueue_head(&usx2y(card)->us428ctls_wait_queue_head);
+ mutex_init(&usx2y(card)->pcm_mutex);
+ INIT_LIST_HEAD(&usx2y(card)->midi_list);
strcpy(card->driver, "USB "NAME_ALLCAPS"");
sprintf(card->shortname, "TASCAM "NAME_ALLCAPS"");
sprintf(card->longname, "%s (%x:%x if %d at %03d/%03d)",
- card->shortname,
+ card->shortname,
le16_to_cpu(device->descriptor.idVendor),
le16_to_cpu(device->descriptor.idProduct),
0,//us428(card)->usbmidi.ifnum,
- usX2Y(card)->dev->bus->busnum, usX2Y(card)->dev->devnum
- );
+ usx2y(card)->dev->bus->busnum, usx2y(card)->dev->devnum);
*cardp = card;
return 0;
}
-
-static int usX2Y_usb_probe(struct usb_device *device,
- struct usb_interface *intf,
- const struct usb_device_id *device_id,
- struct snd_card **cardp)
+static void snd_usx2y_card_private_free(struct snd_card *card)
{
- int err;
- struct snd_card * card;
+ struct usx2ydev *usx2y = usx2y(card);
+
+ kfree(usx2y->in04_buf);
+ usb_free_urb(usx2y->in04_urb);
+ if (usx2y->us428ctls_sharedmem)
+ free_pages_exact(usx2y->us428ctls_sharedmem,
+ US428_SHAREDMEM_PAGES);
+ if (usx2y->card_index >= 0 && usx2y->card_index < SNDRV_CARDS)
+ snd_usx2y_card_used[usx2y->card_index] = 0;
+}
- *cardp = NULL;
- if (le16_to_cpu(device->descriptor.idVendor) != 0x1604 ||
- (le16_to_cpu(device->descriptor.idProduct) != USB_ID_US122 &&
- le16_to_cpu(device->descriptor.idProduct) != USB_ID_US224 &&
- le16_to_cpu(device->descriptor.idProduct) != USB_ID_US428))
- return -EINVAL;
+static void snd_usx2y_disconnect(struct usb_interface *intf)
+{
+ struct snd_card *card;
+ struct usx2ydev *usx2y;
+ struct list_head *p;
- err = usX2Y_create_card(device, intf, &card);
- if (err < 0)
- return err;
- if ((err = usX2Y_hwdep_new(card, device)) < 0 ||
- (err = snd_card_register(card)) < 0) {
- snd_card_free(card);
- return err;
+ card = usb_get_intfdata(intf);
+ if (!card)
+ return;
+ usx2y = usx2y(card);
+ usx2y->chip_status = USX2Y_STAT_CHIP_HUP;
+ usx2y_unlinkseq(&usx2y->as04);
+ usb_kill_urb(usx2y->in04_urb);
+ snd_card_disconnect(card);
+
+ /* release the midi resources */
+ list_for_each(p, &usx2y->midi_list) {
+ snd_usbmidi_disconnect(p);
}
- *cardp = card;
- return 0;
+ if (usx2y->us428ctls_sharedmem)
+ wake_up(&usx2y->us428ctls_wait_queue_head);
+ snd_card_free(card);
}
-/*
- * new 2.5 USB kernel API
- */
-static int snd_usX2Y_probe(struct usb_interface *intf, const struct usb_device_id *id)
+static int snd_usx2y_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
{
+ struct usb_device *device = interface_to_usbdev(intf);
struct snd_card *card;
int err;
- err = usX2Y_usb_probe(interface_to_usbdev(intf), intf, id, &card);
+ if (le16_to_cpu(device->descriptor.idVendor) != 0x1604 ||
+ (le16_to_cpu(device->descriptor.idProduct) != USB_ID_US122 &&
+ le16_to_cpu(device->descriptor.idProduct) != USB_ID_US224 &&
+ le16_to_cpu(device->descriptor.idProduct) != USB_ID_US428))
+ return -EINVAL;
+
+ err = usx2y_create_card(device, intf, &card);
if (err < 0)
return err;
+ err = usx2y_hwdep_new(card, device);
+ if (err < 0)
+ goto error;
+ err = snd_card_register(card);
+ if (err < 0)
+ goto error;
+
dev_set_drvdata(&intf->dev, card);
return 0;
-}
-static void snd_usX2Y_disconnect(struct usb_interface *intf)
-{
- usX2Y_usb_disconnect(interface_to_usbdev(intf),
- usb_get_intfdata(intf));
+ error:
+ snd_card_free(card);
+ return err;
}
-MODULE_DEVICE_TABLE(usb, snd_usX2Y_usb_id_table);
-static struct usb_driver snd_usX2Y_usb_driver = {
+static struct usb_driver snd_usx2y_usb_driver = {
.name = "snd-usb-usx2y",
- .probe = snd_usX2Y_probe,
- .disconnect = snd_usX2Y_disconnect,
- .id_table = snd_usX2Y_usb_id_table,
+ .probe = snd_usx2y_probe,
+ .disconnect = snd_usx2y_disconnect,
+ .id_table = snd_usx2y_usb_id_table,
};
-
-static void snd_usX2Y_card_private_free(struct snd_card *card)
-{
- kfree(usX2Y(card)->In04Buf);
- usb_free_urb(usX2Y(card)->In04urb);
- if (usX2Y(card)->us428ctls_sharedmem)
- free_pages_exact(usX2Y(card)->us428ctls_sharedmem,
- sizeof(*usX2Y(card)->us428ctls_sharedmem));
- if (usX2Y(card)->card_index >= 0 && usX2Y(card)->card_index < SNDRV_CARDS)
- snd_usX2Y_card_used[usX2Y(card)->card_index] = 0;
-}
-
-/*
- * Frees the device.
- */
-static void usX2Y_usb_disconnect(struct usb_device *device, void* ptr)
-{
- if (ptr) {
- struct snd_card *card = ptr;
- struct usX2Ydev *usX2Y = usX2Y(card);
- struct list_head *p;
- usX2Y->chip_status = USX2Y_STAT_CHIP_HUP;
- usX2Y_unlinkSeq(&usX2Y->AS04);
- usb_kill_urb(usX2Y->In04urb);
- snd_card_disconnect(card);
- /* release the midi resources */
- list_for_each(p, &usX2Y->midi_list) {
- snd_usbmidi_disconnect(p);
- }
- if (usX2Y->us428ctls_sharedmem)
- wake_up(&usX2Y->us428ctls_wait_queue_head);
- snd_card_free(card);
- }
-}
-
-module_usb_driver(snd_usX2Y_usb_driver);
+module_usb_driver(snd_usx2y_usb_driver);
diff --git a/sound/usb/usx2y/usbusx2y.h b/sound/usb/usx2y/usbusx2y.h
index 144b85f57bd2..8d82f5cc2fe1 100644
--- a/sound/usb/usx2y/usbusx2y.h
+++ b/sound/usb/usx2y/usbusx2y.h
@@ -3,19 +3,19 @@
#define USBUSX2Y_H
#include "../usbaudio.h"
#include "../midi.h"
-#include "usbus428ctldefs.h"
+#include "usbus428ctldefs.h"
-#define NRURBS 2
+#define NRURBS 2
-#define URBS_AsyncSeq 10
-#define URB_DataLen_AsyncSeq 32
-struct snd_usX2Y_AsyncSeq {
- struct urb *urb[URBS_AsyncSeq];
+#define URBS_ASYNC_SEQ 10
+#define URB_DATA_LEN_ASYNC_SEQ 32
+struct snd_usx2y_async_seq {
+ struct urb *urb[URBS_ASYNC_SEQ];
char *buffer;
};
-struct snd_usX2Y_urbSeq {
+struct snd_usx2y_urb_seq {
int submitted;
int len;
struct urb *urb[];
@@ -23,17 +23,17 @@ struct snd_usX2Y_urbSeq {
#include "usx2yhwdeppcm.h"
-struct usX2Ydev {
+struct usx2ydev {
struct usb_device *dev;
int card_index;
int stride;
- struct urb *In04urb;
- void *In04Buf;
- char In04Last[24];
- unsigned In04IntCalls;
- struct snd_usX2Y_urbSeq *US04;
- wait_queue_head_t In04WaitQueue;
- struct snd_usX2Y_AsyncSeq AS04;
+ struct urb *in04_urb;
+ void *in04_buf;
+ char in04_last[24];
+ unsigned int in04_int_calls;
+ struct snd_usx2y_urb_seq *us04;
+ wait_queue_head_t in04_wait_queue;
+ struct snd_usx2y_async_seq as04;
unsigned int rate,
format;
int chip_status;
@@ -41,31 +41,30 @@ struct usX2Ydev {
struct us428ctls_sharedmem *us428ctls_sharedmem;
int wait_iso_frame;
wait_queue_head_t us428ctls_wait_queue_head;
- struct snd_usX2Y_hwdep_pcm_shm *hwdep_pcm_shm;
- struct snd_usX2Y_substream *subs[4];
- struct snd_usX2Y_substream * volatile prepare_subs;
+ struct snd_usx2y_hwdep_pcm_shm *hwdep_pcm_shm;
+ struct snd_usx2y_substream *subs[4];
+ struct snd_usx2y_substream * volatile prepare_subs;
wait_queue_head_t prepare_wait_queue;
struct list_head midi_list;
- struct list_head pcm_list;
int pcm_devs;
};
-struct snd_usX2Y_substream {
- struct usX2Ydev *usX2Y;
+struct snd_usx2y_substream {
+ struct usx2ydev *usx2y;
struct snd_pcm_substream *pcm_substream;
- int endpoint;
+ int endpoint;
unsigned int maxpacksize; /* max packet size in bytes */
atomic_t state;
-#define state_STOPPED 0
-#define state_STARTING1 1
-#define state_STARTING2 2
-#define state_STARTING3 3
-#define state_PREPARED 4
-#define state_PRERUNNING 6
-#define state_RUNNING 8
+#define STATE_STOPPED 0
+#define STATE_STARTING1 1
+#define STATE_STARTING2 2
+#define STATE_STARTING3 3
+#define STATE_PREPARED 4
+#define STATE_PRERUNNING 6
+#define STATE_RUNNING 8
int hwptr; /* free frame position in the buffer (only for playback) */
int hwptr_done; /* processed frame position in the buffer */
@@ -77,12 +76,12 @@ struct snd_usX2Y_substream {
};
-#define usX2Y(c) ((struct usX2Ydev *)(c)->private_data)
+#define usx2y(c) ((struct usx2ydev *)(c)->private_data)
-int usX2Y_audio_create(struct snd_card *card);
+int usx2y_audio_create(struct snd_card *card);
-int usX2Y_AsyncSeq04_init(struct usX2Ydev *usX2Y);
-int usX2Y_In04_init(struct usX2Ydev *usX2Y);
+int usx2y_async_seq04_init(struct usx2ydev *usx2y);
+int usx2y_in04_init(struct usx2ydev *usx2y);
#define NAME_ALLCAPS "US-X2Y"
diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c
index ecaf41265dcd..6154662d3097 100644
--- a/sound/usb/usx2y/usbusx2yaudio.c
+++ b/sound/usb/usx2y/usbusx2yaudio.c
@@ -11,7 +11,7 @@
*
* Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
*
- * Many codes borrowed from audio.c by
+ * Many codes borrowed from audio.c by
* Alan Cox (alan@lxorguk.ukuu.org.uk)
* Thomas Sailer (sailer@ife.ee.ethz.ch)
*/
@@ -28,66 +28,69 @@
#include "usx2y.h"
#include "usbusx2y.h"
-#define USX2Y_NRPACKS 4 /* Default value used for nr of packs per urb.
- 1 to 4 have been tested ok on uhci.
- To use 3 on ohci, you'd need a patch:
- look for "0000425-linux-2.6.9-rc4-mm1_ohci-hcd.patch.gz" on
- "https://bugtrack.alsa-project.org/alsa-bug/bug_view_page.php?bug_id=0000425"
- .
- 1, 2 and 4 work out of the box on ohci, if I recall correctly.
- Bigger is safer operation,
- smaller gives lower latencies.
- */
-#define USX2Y_NRPACKS_VARIABLE y /* If your system works ok with this module's parameter
- nrpacks set to 1, you might as well comment
- this #define out, and thereby produce smaller, faster code.
- You'd also set USX2Y_NRPACKS to 1 then.
- */
+/* Default value used for nr of packs per urb.
+ * 1 to 4 have been tested ok on uhci.
+ * To use 3 on ohci, you'd need a patch:
+ * look for "0000425-linux-2.6.9-rc4-mm1_ohci-hcd.patch.gz" on
+ * "https://bugtrack.alsa-project.org/alsa-bug/bug_view_page.php?bug_id=0000425"
+ *
+ * 1, 2 and 4 work out of the box on ohci, if I recall correctly.
+ * Bigger is safer operation, smaller gives lower latencies.
+ */
+#define USX2Y_NRPACKS 4
+
+/* If your system works ok with this module's parameter
+ * nrpacks set to 1, you might as well comment
+ * this define out, and thereby produce smaller, faster code.
+ * You'd also set USX2Y_NRPACKS to 1 then.
+ */
+#define USX2Y_NRPACKS_VARIABLE 1
#ifdef USX2Y_NRPACKS_VARIABLE
- static int nrpacks = USX2Y_NRPACKS; /* number of packets per urb */
- #define nr_of_packs() nrpacks
- module_param(nrpacks, int, 0444);
- MODULE_PARM_DESC(nrpacks, "Number of packets per URB.");
+static int nrpacks = USX2Y_NRPACKS; /* number of packets per urb */
+#define nr_of_packs() nrpacks
+module_param(nrpacks, int, 0444);
+MODULE_PARM_DESC(nrpacks, "Number of packets per URB.");
#else
- #define nr_of_packs() USX2Y_NRPACKS
+#define nr_of_packs() USX2Y_NRPACKS
#endif
-
-static int usX2Y_urb_capt_retire(struct snd_usX2Y_substream *subs)
+static int usx2y_urb_capt_retire(struct snd_usx2y_substream *subs)
{
struct urb *urb = subs->completed_urb;
struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
unsigned char *cp;
- int i, len, lens = 0, hwptr_done = subs->hwptr_done;
- struct usX2Ydev *usX2Y = subs->usX2Y;
+ int i, len, lens = 0, hwptr_done = subs->hwptr_done;
+ int cnt, blen;
+ struct usx2ydev *usx2y = subs->usx2y;
for (i = 0; i < nr_of_packs(); i++) {
- cp = (unsigned char*)urb->transfer_buffer + urb->iso_frame_desc[i].offset;
+ cp = (unsigned char *)urb->transfer_buffer + urb->iso_frame_desc[i].offset;
if (urb->iso_frame_desc[i].status) { /* active? hmm, skip this */
- snd_printk(KERN_ERR "active frame status %i. "
- "Most probably some hardware problem.\n",
+ snd_printk(KERN_ERR
+ "active frame status %i. Most probably some hardware problem.\n",
urb->iso_frame_desc[i].status);
return urb->iso_frame_desc[i].status;
}
- len = urb->iso_frame_desc[i].actual_length / usX2Y->stride;
- if (! len) {
+ len = urb->iso_frame_desc[i].actual_length / usx2y->stride;
+ if (!len) {
snd_printd("0 == len ERROR!\n");
continue;
}
/* copy a data chunk */
if ((hwptr_done + len) > runtime->buffer_size) {
- int cnt = runtime->buffer_size - hwptr_done;
- int blen = cnt * usX2Y->stride;
- memcpy(runtime->dma_area + hwptr_done * usX2Y->stride, cp, blen);
- memcpy(runtime->dma_area, cp + blen, len * usX2Y->stride - blen);
+ cnt = runtime->buffer_size - hwptr_done;
+ blen = cnt * usx2y->stride;
+ memcpy(runtime->dma_area + hwptr_done * usx2y->stride, cp, blen);
+ memcpy(runtime->dma_area, cp + blen, len * usx2y->stride - blen);
} else {
- memcpy(runtime->dma_area + hwptr_done * usX2Y->stride, cp,
- len * usX2Y->stride);
+ memcpy(runtime->dma_area + hwptr_done * usx2y->stride, cp,
+ len * usx2y->stride);
}
lens += len;
- if ((hwptr_done += len) >= runtime->buffer_size)
+ hwptr_done += len;
+ if (hwptr_done >= runtime->buffer_size)
hwptr_done -= runtime->buffer_size;
}
@@ -100,6 +103,7 @@ static int usX2Y_urb_capt_retire(struct snd_usX2Y_substream *subs)
}
return 0;
}
+
/*
* prepare urb for playback data pipe
*
@@ -110,18 +114,18 @@ static int usX2Y_urb_capt_retire(struct snd_usX2Y_substream *subs)
* it directly from the buffer. thus the data is once copied to
* a temporary buffer and urb points to that.
*/
-static int usX2Y_urb_play_prepare(struct snd_usX2Y_substream *subs,
+static int usx2y_urb_play_prepare(struct snd_usx2y_substream *subs,
struct urb *cap_urb,
struct urb *urb)
{
- int count, counts, pack;
- struct usX2Ydev *usX2Y = subs->usX2Y;
+ struct usx2ydev *usx2y = subs->usx2y;
struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
+ int count, counts, pack, len;
count = 0;
for (pack = 0; pack < nr_of_packs(); pack++) {
/* calculate the size of a packet */
- counts = cap_urb->iso_frame_desc[pack].actual_length / usX2Y->stride;
+ counts = cap_urb->iso_frame_desc[pack].actual_length / usx2y->stride;
count += counts;
if (counts < 43 || counts > 50) {
snd_printk(KERN_ERR "should not be here with counts=%i\n", counts);
@@ -134,29 +138,30 @@ static int usX2Y_urb_play_prepare(struct snd_usX2Y_substream *subs,
0;
urb->iso_frame_desc[pack].length = cap_urb->iso_frame_desc[pack].actual_length;
}
- if (atomic_read(&subs->state) >= state_PRERUNNING)
+ if (atomic_read(&subs->state) >= STATE_PRERUNNING) {
if (subs->hwptr + count > runtime->buffer_size) {
/* err, the transferred area goes over buffer boundary.
* copy the data to the temp buffer.
*/
- int len;
len = runtime->buffer_size - subs->hwptr;
urb->transfer_buffer = subs->tmpbuf;
memcpy(subs->tmpbuf, runtime->dma_area +
- subs->hwptr * usX2Y->stride, len * usX2Y->stride);
- memcpy(subs->tmpbuf + len * usX2Y->stride,
- runtime->dma_area, (count - len) * usX2Y->stride);
+ subs->hwptr * usx2y->stride, len * usx2y->stride);
+ memcpy(subs->tmpbuf + len * usx2y->stride,
+ runtime->dma_area, (count - len) * usx2y->stride);
subs->hwptr += count;
subs->hwptr -= runtime->buffer_size;
} else {
/* set the buffer pointer */
- urb->transfer_buffer = runtime->dma_area + subs->hwptr * usX2Y->stride;
- if ((subs->hwptr += count) >= runtime->buffer_size)
+ urb->transfer_buffer = runtime->dma_area + subs->hwptr * usx2y->stride;
+ subs->hwptr += count;
+ if (subs->hwptr >= runtime->buffer_size)
subs->hwptr -= runtime->buffer_size;
}
- else
+ } else {
urb->transfer_buffer = subs->tmpbuf;
- urb->transfer_buffer_length = count * usX2Y->stride;
+ }
+ urb->transfer_buffer_length = count * usx2y->stride;
return 0;
}
@@ -165,10 +170,10 @@ static int usX2Y_urb_play_prepare(struct snd_usX2Y_substream *subs,
*
* update the current position and call callback if a period is processed.
*/
-static void usX2Y_urb_play_retire(struct snd_usX2Y_substream *subs, struct urb *urb)
+static void usx2y_urb_play_retire(struct snd_usx2y_substream *subs, struct urb *urb)
{
struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
- int len = urb->actual_length / subs->usX2Y->stride;
+ int len = urb->actual_length / subs->usx2y->stride;
subs->transfer_done += len;
subs->hwptr_done += len;
@@ -180,181 +185,195 @@ static void usX2Y_urb_play_retire(struct snd_usX2Y_substream *subs, struct urb *
}
}
-static int usX2Y_urb_submit(struct snd_usX2Y_substream *subs, struct urb *urb, int frame)
+static int usx2y_urb_submit(struct snd_usx2y_substream *subs, struct urb *urb, int frame)
{
int err;
+
if (!urb)
return -ENODEV;
- urb->start_frame = (frame + NRURBS * nr_of_packs()); // let hcd do rollover sanity checks
+ urb->start_frame = frame + NRURBS * nr_of_packs(); // let hcd do rollover sanity checks
urb->hcpriv = NULL;
- urb->dev = subs->usX2Y->dev; /* we need to set this at each time */
- if ((err = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
+ urb->dev = subs->usx2y->dev; /* we need to set this at each time */
+ err = usb_submit_urb(urb, GFP_ATOMIC);
+ if (err < 0) {
snd_printk(KERN_ERR "usb_submit_urb() returned %i\n", err);
return err;
}
return 0;
}
-static inline int usX2Y_usbframe_complete(struct snd_usX2Y_substream *capsubs,
- struct snd_usX2Y_substream *playbacksubs,
- int frame)
+static int usx2y_usbframe_complete(struct snd_usx2y_substream *capsubs,
+ struct snd_usx2y_substream *playbacksubs,
+ int frame)
{
int err, state;
struct urb *urb = playbacksubs->completed_urb;
state = atomic_read(&playbacksubs->state);
- if (NULL != urb) {
- if (state == state_RUNNING)
- usX2Y_urb_play_retire(playbacksubs, urb);
- else if (state >= state_PRERUNNING)
+ if (urb) {
+ if (state == STATE_RUNNING)
+ usx2y_urb_play_retire(playbacksubs, urb);
+ else if (state >= STATE_PRERUNNING)
atomic_inc(&playbacksubs->state);
} else {
switch (state) {
- case state_STARTING1:
+ case STATE_STARTING1:
urb = playbacksubs->urb[0];
atomic_inc(&playbacksubs->state);
break;
- case state_STARTING2:
+ case STATE_STARTING2:
urb = playbacksubs->urb[1];
atomic_inc(&playbacksubs->state);
break;
}
}
if (urb) {
- if ((err = usX2Y_urb_play_prepare(playbacksubs, capsubs->completed_urb, urb)) ||
- (err = usX2Y_urb_submit(playbacksubs, urb, frame))) {
+ err = usx2y_urb_play_prepare(playbacksubs, capsubs->completed_urb, urb);
+ if (err)
+ return err;
+ err = usx2y_urb_submit(playbacksubs, urb, frame);
+ if (err)
return err;
- }
}
playbacksubs->completed_urb = NULL;
state = atomic_read(&capsubs->state);
- if (state >= state_PREPARED) {
- if (state == state_RUNNING) {
- if ((err = usX2Y_urb_capt_retire(capsubs)))
+ if (state >= STATE_PREPARED) {
+ if (state == STATE_RUNNING) {
+ err = usx2y_urb_capt_retire(capsubs);
+ if (err)
return err;
- } else if (state >= state_PRERUNNING)
+ } else if (state >= STATE_PRERUNNING) {
atomic_inc(&capsubs->state);
- if ((err = usX2Y_urb_submit(capsubs, capsubs->completed_urb, frame)))
+ }
+ err = usx2y_urb_submit(capsubs, capsubs->completed_urb, frame);
+ if (err)
return err;
}
capsubs->completed_urb = NULL;
return 0;
}
-
-static void usX2Y_clients_stop(struct usX2Ydev *usX2Y)
+static void usx2y_clients_stop(struct usx2ydev *usx2y)
{
+ struct snd_usx2y_substream *subs;
+ struct urb *urb;
int s, u;
for (s = 0; s < 4; s++) {
- struct snd_usX2Y_substream *subs = usX2Y->subs[s];
+ subs = usx2y->subs[s];
if (subs) {
snd_printdd("%i %p state=%i\n", s, subs, atomic_read(&subs->state));
- atomic_set(&subs->state, state_STOPPED);
+ atomic_set(&subs->state, STATE_STOPPED);
}
}
for (s = 0; s < 4; s++) {
- struct snd_usX2Y_substream *subs = usX2Y->subs[s];
+ subs = usx2y->subs[s];
if (subs) {
- if (atomic_read(&subs->state) >= state_PRERUNNING)
+ if (atomic_read(&subs->state) >= STATE_PRERUNNING)
snd_pcm_stop_xrun(subs->pcm_substream);
for (u = 0; u < NRURBS; u++) {
- struct urb *urb = subs->urb[u];
- if (NULL != urb)
+ urb = subs->urb[u];
+ if (urb)
snd_printdd("%i status=%i start_frame=%i\n",
u, urb->status, urb->start_frame);
}
}
}
- usX2Y->prepare_subs = NULL;
- wake_up(&usX2Y->prepare_wait_queue);
+ usx2y->prepare_subs = NULL;
+ wake_up(&usx2y->prepare_wait_queue);
}
-static void usX2Y_error_urb_status(struct usX2Ydev *usX2Y,
- struct snd_usX2Y_substream *subs, struct urb *urb)
+static void usx2y_error_urb_status(struct usx2ydev *usx2y,
+ struct snd_usx2y_substream *subs, struct urb *urb)
{
snd_printk(KERN_ERR "ep=%i stalled with status=%i\n", subs->endpoint, urb->status);
urb->status = 0;
- usX2Y_clients_stop(usX2Y);
+ usx2y_clients_stop(usx2y);
}
-static void i_usX2Y_urb_complete(struct urb *urb)
+static void i_usx2y_urb_complete(struct urb *urb)
{
- struct snd_usX2Y_substream *subs = urb->context;
- struct usX2Ydev *usX2Y = subs->usX2Y;
+ struct snd_usx2y_substream *subs = urb->context;
+ struct usx2ydev *usx2y = subs->usx2y;
+ struct snd_usx2y_substream *capsubs, *playbacksubs;
- if (unlikely(atomic_read(&subs->state) < state_PREPARED)) {
+ if (unlikely(atomic_read(&subs->state) < STATE_PREPARED)) {
snd_printdd("hcd_frame=%i ep=%i%s status=%i start_frame=%i\n",
- usb_get_current_frame_number(usX2Y->dev),
+ usb_get_current_frame_number(usx2y->dev),
subs->endpoint, usb_pipein(urb->pipe) ? "in" : "out",
urb->status, urb->start_frame);
return;
}
if (unlikely(urb->status)) {
- usX2Y_error_urb_status(usX2Y, subs, urb);
+ usx2y_error_urb_status(usx2y, subs, urb);
return;
}
subs->completed_urb = urb;
- {
- struct snd_usX2Y_substream *capsubs = usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE],
- *playbacksubs = usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
- if (capsubs->completed_urb &&
- atomic_read(&capsubs->state) >= state_PREPARED &&
- (playbacksubs->completed_urb ||
- atomic_read(&playbacksubs->state) < state_PREPARED)) {
- if (!usX2Y_usbframe_complete(capsubs, playbacksubs, urb->start_frame))
- usX2Y->wait_iso_frame += nr_of_packs();
- else {
- snd_printdd("\n");
- usX2Y_clients_stop(usX2Y);
- }
+ capsubs = usx2y->subs[SNDRV_PCM_STREAM_CAPTURE];
+ playbacksubs = usx2y->subs[SNDRV_PCM_STREAM_PLAYBACK];
+
+ if (capsubs->completed_urb &&
+ atomic_read(&capsubs->state) >= STATE_PREPARED &&
+ (playbacksubs->completed_urb ||
+ atomic_read(&playbacksubs->state) < STATE_PREPARED)) {
+ if (!usx2y_usbframe_complete(capsubs, playbacksubs, urb->start_frame)) {
+ usx2y->wait_iso_frame += nr_of_packs();
+ } else {
+ snd_printdd("\n");
+ usx2y_clients_stop(usx2y);
}
}
}
-static void usX2Y_urbs_set_complete(struct usX2Ydev * usX2Y,
+static void usx2y_urbs_set_complete(struct usx2ydev *usx2y,
void (*complete)(struct urb *))
{
+ struct snd_usx2y_substream *subs;
+ struct urb *urb;
int s, u;
+
for (s = 0; s < 4; s++) {
- struct snd_usX2Y_substream *subs = usX2Y->subs[s];
- if (NULL != subs)
+ subs = usx2y->subs[s];
+ if (subs) {
for (u = 0; u < NRURBS; u++) {
- struct urb * urb = subs->urb[u];
- if (NULL != urb)
+ urb = subs->urb[u];
+ if (urb)
urb->complete = complete;
}
+ }
}
}
-static void usX2Y_subs_startup_finish(struct usX2Ydev * usX2Y)
+static void usx2y_subs_startup_finish(struct usx2ydev *usx2y)
{
- usX2Y_urbs_set_complete(usX2Y, i_usX2Y_urb_complete);
- usX2Y->prepare_subs = NULL;
+ usx2y_urbs_set_complete(usx2y, i_usx2y_urb_complete);
+ usx2y->prepare_subs = NULL;
}
-static void i_usX2Y_subs_startup(struct urb *urb)
+static void i_usx2y_subs_startup(struct urb *urb)
{
- struct snd_usX2Y_substream *subs = urb->context;
- struct usX2Ydev *usX2Y = subs->usX2Y;
- struct snd_usX2Y_substream *prepare_subs = usX2Y->prepare_subs;
- if (NULL != prepare_subs)
+ struct snd_usx2y_substream *subs = urb->context;
+ struct usx2ydev *usx2y = subs->usx2y;
+ struct snd_usx2y_substream *prepare_subs = usx2y->prepare_subs;
+
+ if (prepare_subs) {
if (urb->start_frame == prepare_subs->urb[0]->start_frame) {
- usX2Y_subs_startup_finish(usX2Y);
+ usx2y_subs_startup_finish(usx2y);
atomic_inc(&prepare_subs->state);
- wake_up(&usX2Y->prepare_wait_queue);
+ wake_up(&usx2y->prepare_wait_queue);
}
+ }
- i_usX2Y_urb_complete(urb);
+ i_usx2y_urb_complete(urb);
}
-static void usX2Y_subs_prepare(struct snd_usX2Y_substream *subs)
+static void usx2y_subs_prepare(struct snd_usx2y_substream *subs)
{
- snd_printdd("usX2Y_substream_prepare(%p) ep=%i urb0=%p urb1=%p\n",
+ snd_printdd("usx2y_substream_prepare(%p) ep=%i urb0=%p urb1=%p\n",
subs, subs->endpoint, subs->urb[0], subs->urb[1]);
/* reset the pointer */
subs->hwptr = 0;
@@ -362,8 +381,7 @@ static void usX2Y_subs_prepare(struct snd_usX2Y_substream *subs)
subs->transfer_done = 0;
}
-
-static void usX2Y_urb_release(struct urb **urb, int free_tb)
+static void usx2y_urb_release(struct urb **urb, int free_tb)
{
if (*urb) {
usb_kill_urb(*urb);
@@ -373,29 +391,33 @@ static void usX2Y_urb_release(struct urb **urb, int free_tb)
*urb = NULL;
}
}
+
/*
* release a substreams urbs
*/
-static void usX2Y_urbs_release(struct snd_usX2Y_substream *subs)
+static void usx2y_urbs_release(struct snd_usx2y_substream *subs)
{
int i;
- snd_printdd("usX2Y_urbs_release() %i\n", subs->endpoint);
+
+ snd_printdd("%s %i\n", __func__, subs->endpoint);
for (i = 0; i < NRURBS; i++)
- usX2Y_urb_release(subs->urb + i,
- subs != subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK]);
+ usx2y_urb_release(subs->urb + i,
+ subs != subs->usx2y->subs[SNDRV_PCM_STREAM_PLAYBACK]);
kfree(subs->tmpbuf);
subs->tmpbuf = NULL;
}
+
/*
* initialize a substream's urbs
*/
-static int usX2Y_urbs_allocate(struct snd_usX2Y_substream *subs)
+static int usx2y_urbs_allocate(struct snd_usx2y_substream *subs)
{
int i;
unsigned int pipe;
- int is_playback = subs == subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
- struct usb_device *dev = subs->usX2Y->dev;
+ int is_playback = subs == subs->usx2y->subs[SNDRV_PCM_STREAM_PLAYBACK];
+ struct usb_device *dev = subs->usx2y->dev;
+ struct urb **purb;
pipe = is_playback ? usb_sndisocpipe(dev, subs->endpoint) :
usb_rcvisocpipe(dev, subs->endpoint);
@@ -403,21 +425,21 @@ static int usX2Y_urbs_allocate(struct snd_usX2Y_substream *subs)
if (!subs->maxpacksize)
return -EINVAL;
- if (is_playback && NULL == subs->tmpbuf) { /* allocate a temporary buffer for playback */
+ if (is_playback && !subs->tmpbuf) { /* allocate a temporary buffer for playback */
subs->tmpbuf = kcalloc(nr_of_packs(), subs->maxpacksize, GFP_KERNEL);
if (!subs->tmpbuf)
return -ENOMEM;
}
/* allocate and initialize data urbs */
for (i = 0; i < NRURBS; i++) {
- struct urb **purb = subs->urb + i;
+ purb = subs->urb + i;
if (*purb) {
usb_kill_urb(*purb);
continue;
}
*purb = usb_alloc_urb(nr_of_packs(), GFP_KERNEL);
- if (NULL == *purb) {
- usX2Y_urbs_release(subs);
+ if (!*purb) {
+ usx2y_urbs_release(subs);
return -ENOMEM;
}
if (!is_playback && !(*purb)->transfer_buffer) {
@@ -425,8 +447,8 @@ static int usX2Y_urbs_allocate(struct snd_usX2Y_substream *subs)
(*purb)->transfer_buffer =
kmalloc_array(subs->maxpacksize,
nr_of_packs(), GFP_KERNEL);
- if (NULL == (*purb)->transfer_buffer) {
- usX2Y_urbs_release(subs);
+ if (!(*purb)->transfer_buffer) {
+ usx2y_urbs_release(subs);
return -ENOMEM;
}
}
@@ -435,70 +457,76 @@ static int usX2Y_urbs_allocate(struct snd_usX2Y_substream *subs)
(*purb)->number_of_packets = nr_of_packs();
(*purb)->context = subs;
(*purb)->interval = 1;
- (*purb)->complete = i_usX2Y_subs_startup;
+ (*purb)->complete = i_usx2y_subs_startup;
}
return 0;
}
-static void usX2Y_subs_startup(struct snd_usX2Y_substream *subs)
+static void usx2y_subs_startup(struct snd_usx2y_substream *subs)
{
- struct usX2Ydev *usX2Y = subs->usX2Y;
- usX2Y->prepare_subs = subs;
+ struct usx2ydev *usx2y = subs->usx2y;
+
+ usx2y->prepare_subs = subs;
subs->urb[0]->start_frame = -1;
wmb();
- usX2Y_urbs_set_complete(usX2Y, i_usX2Y_subs_startup);
+ usx2y_urbs_set_complete(usx2y, i_usx2y_subs_startup);
}
-static int usX2Y_urbs_start(struct snd_usX2Y_substream *subs)
+static int usx2y_urbs_start(struct snd_usx2y_substream *subs)
{
int i, err;
- struct usX2Ydev *usX2Y = subs->usX2Y;
+ struct usx2ydev *usx2y = subs->usx2y;
+ struct urb *urb;
+ unsigned long pack;
- if ((err = usX2Y_urbs_allocate(subs)) < 0)
+ err = usx2y_urbs_allocate(subs);
+ if (err < 0)
return err;
subs->completed_urb = NULL;
for (i = 0; i < 4; i++) {
- struct snd_usX2Y_substream *subs = usX2Y->subs[i];
- if (subs != NULL && atomic_read(&subs->state) >= state_PREPARED)
+ struct snd_usx2y_substream *subs = usx2y->subs[i];
+
+ if (subs && atomic_read(&subs->state) >= STATE_PREPARED)
goto start;
}
start:
- usX2Y_subs_startup(subs);
+ usx2y_subs_startup(subs);
for (i = 0; i < NRURBS; i++) {
- struct urb *urb = subs->urb[i];
+ urb = subs->urb[i];
if (usb_pipein(urb->pipe)) {
- unsigned long pack;
- if (0 == i)
- atomic_set(&subs->state, state_STARTING3);
- urb->dev = usX2Y->dev;
+ if (!i)
+ atomic_set(&subs->state, STATE_STARTING3);
+ urb->dev = usx2y->dev;
for (pack = 0; pack < nr_of_packs(); pack++) {
urb->iso_frame_desc[pack].offset = subs->maxpacksize * pack;
urb->iso_frame_desc[pack].length = subs->maxpacksize;
}
- urb->transfer_buffer_length = subs->maxpacksize * nr_of_packs();
- if ((err = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
- snd_printk (KERN_ERR "cannot submit datapipe for urb %d, err = %d\n", i, err);
+ urb->transfer_buffer_length = subs->maxpacksize * nr_of_packs();
+ err = usb_submit_urb(urb, GFP_ATOMIC);
+ if (err < 0) {
+ snd_printk(KERN_ERR "cannot submit datapipe for urb %d, err = %d\n", i, err);
err = -EPIPE;
goto cleanup;
- } else
- if (i == 0)
- usX2Y->wait_iso_frame = urb->start_frame;
+ } else {
+ if (!i)
+ usx2y->wait_iso_frame = urb->start_frame;
+ }
urb->transfer_flags = 0;
} else {
- atomic_set(&subs->state, state_STARTING1);
+ atomic_set(&subs->state, STATE_STARTING1);
break;
}
}
err = 0;
- wait_event(usX2Y->prepare_wait_queue, NULL == usX2Y->prepare_subs);
- if (atomic_read(&subs->state) != state_PREPARED)
+ wait_event(usx2y->prepare_wait_queue, !usx2y->prepare_subs);
+ if (atomic_read(&subs->state) != STATE_PREPARED)
err = -EPIPE;
cleanup:
if (err) {
- usX2Y_subs_startup_finish(usX2Y);
- usX2Y_clients_stop(usX2Y); // something is completely wroong > stop evrything
+ usx2y_subs_startup_finish(usx2y);
+ usx2y_clients_stop(usx2y); // something is completely wroong > stop evrything
}
return err;
}
@@ -506,33 +534,35 @@ static int usX2Y_urbs_start(struct snd_usX2Y_substream *subs)
/*
* return the current pcm pointer. just return the hwptr_done value.
*/
-static snd_pcm_uframes_t snd_usX2Y_pcm_pointer(struct snd_pcm_substream *substream)
+static snd_pcm_uframes_t snd_usx2y_pcm_pointer(struct snd_pcm_substream *substream)
{
- struct snd_usX2Y_substream *subs = substream->runtime->private_data;
+ struct snd_usx2y_substream *subs = substream->runtime->private_data;
+
return subs->hwptr_done;
}
+
/*
* start/stop substream
*/
-static int snd_usX2Y_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
+static int snd_usx2y_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
{
- struct snd_usX2Y_substream *subs = substream->runtime->private_data;
+ struct snd_usx2y_substream *subs = substream->runtime->private_data;
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
- snd_printdd("snd_usX2Y_pcm_trigger(START)\n");
- if (atomic_read(&subs->state) == state_PREPARED &&
- atomic_read(&subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE]->state) >= state_PREPARED) {
- atomic_set(&subs->state, state_PRERUNNING);
+ snd_printdd("%s(START)\n", __func__);
+ if (atomic_read(&subs->state) == STATE_PREPARED &&
+ atomic_read(&subs->usx2y->subs[SNDRV_PCM_STREAM_CAPTURE]->state) >= STATE_PREPARED) {
+ atomic_set(&subs->state, STATE_PRERUNNING);
} else {
snd_printdd("\n");
return -EPIPE;
}
break;
case SNDRV_PCM_TRIGGER_STOP:
- snd_printdd("snd_usX2Y_pcm_trigger(STOP)\n");
- if (atomic_read(&subs->state) >= state_PRERUNNING)
- atomic_set(&subs->state, state_PREPARED);
+ snd_printdd("%s(STOP)\n", __func__);
+ if (atomic_read(&subs->state) >= STATE_PRERUNNING)
+ atomic_set(&subs->state, STATE_PREPARED);
break;
default:
return -EINVAL;
@@ -540,7 +570,6 @@ static int snd_usX2Y_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
return 0;
}
-
/*
* allocate a buffer, setup samplerate
*
@@ -549,12 +578,11 @@ static int snd_usX2Y_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
* if sg buffer is supported on the later version of alsa, we'll follow
* that.
*/
-static const struct s_c2
-{
+struct s_c2 {
char c1, c2;
-}
- SetRate44100[] =
-{
+};
+
+static const struct s_c2 setrate_44100[] = {
{ 0x14, 0x08}, // this line sets 44100, well actually a little less
{ 0x18, 0x40}, // only tascam / frontier design knows the further lines .......
{ 0x18, 0x42},
@@ -589,8 +617,8 @@ static const struct s_c2
{ 0x18, 0x7C},
{ 0x18, 0x7E}
};
-static const struct s_c2 SetRate48000[] =
-{
+
+static const struct s_c2 setrate_48000[] = {
{ 0x14, 0x09}, // this line sets 48000, well actually a little less
{ 0x18, 0x40}, // only tascam / frontier design knows the further lines .......
{ 0x18, 0x42},
@@ -625,62 +653,65 @@ static const struct s_c2 SetRate48000[] =
{ 0x18, 0x7C},
{ 0x18, 0x7E}
};
-#define NOOF_SETRATE_URBS ARRAY_SIZE(SetRate48000)
-static void i_usX2Y_04Int(struct urb *urb)
+#define NOOF_SETRATE_URBS ARRAY_SIZE(setrate_48000)
+
+static void i_usx2y_04int(struct urb *urb)
{
- struct usX2Ydev *usX2Y = urb->context;
-
+ struct usx2ydev *usx2y = urb->context;
+
if (urb->status)
- snd_printk(KERN_ERR "snd_usX2Y_04Int() urb->status=%i\n", urb->status);
- if (0 == --usX2Y->US04->len)
- wake_up(&usX2Y->In04WaitQueue);
+ snd_printk(KERN_ERR "snd_usx2y_04int() urb->status=%i\n", urb->status);
+ if (!--usx2y->us04->len)
+ wake_up(&usx2y->in04_wait_queue);
}
-static int usX2Y_rate_set(struct usX2Ydev *usX2Y, int rate)
+static int usx2y_rate_set(struct usx2ydev *usx2y, int rate)
{
int err = 0, i;
- struct snd_usX2Y_urbSeq *us = NULL;
+ struct snd_usx2y_urb_seq *us = NULL;
int *usbdata = NULL;
- const struct s_c2 *ra = rate == 48000 ? SetRate48000 : SetRate44100;
+ const struct s_c2 *ra = rate == 48000 ? setrate_48000 : setrate_44100;
+ struct urb *urb;
- if (usX2Y->rate != rate) {
- us = kzalloc(sizeof(*us) + sizeof(struct urb*) * NOOF_SETRATE_URBS, GFP_KERNEL);
- if (NULL == us) {
+ if (usx2y->rate != rate) {
+ us = kzalloc(sizeof(*us) + sizeof(struct urb *) * NOOF_SETRATE_URBS, GFP_KERNEL);
+ if (!us) {
err = -ENOMEM;
goto cleanup;
}
usbdata = kmalloc_array(NOOF_SETRATE_URBS, sizeof(int),
GFP_KERNEL);
- if (NULL == usbdata) {
+ if (!usbdata) {
err = -ENOMEM;
goto cleanup;
}
for (i = 0; i < NOOF_SETRATE_URBS; ++i) {
- if (NULL == (us->urb[i] = usb_alloc_urb(0, GFP_KERNEL))) {
+ us->urb[i] = usb_alloc_urb(0, GFP_KERNEL);
+ if (!us->urb[i]) {
err = -ENOMEM;
goto cleanup;
}
- ((char*)(usbdata + i))[0] = ra[i].c1;
- ((char*)(usbdata + i))[1] = ra[i].c2;
- usb_fill_bulk_urb(us->urb[i], usX2Y->dev, usb_sndbulkpipe(usX2Y->dev, 4),
- usbdata + i, 2, i_usX2Y_04Int, usX2Y);
+ ((char *)(usbdata + i))[0] = ra[i].c1;
+ ((char *)(usbdata + i))[1] = ra[i].c2;
+ usb_fill_bulk_urb(us->urb[i], usx2y->dev, usb_sndbulkpipe(usx2y->dev, 4),
+ usbdata + i, 2, i_usx2y_04int, usx2y);
}
err = usb_urb_ep_type_check(us->urb[0]);
if (err < 0)
goto cleanup;
us->submitted = 0;
us->len = NOOF_SETRATE_URBS;
- usX2Y->US04 = us;
- wait_event_timeout(usX2Y->In04WaitQueue, 0 == us->len, HZ);
- usX2Y->US04 = NULL;
+ usx2y->us04 = us;
+ wait_event_timeout(usx2y->in04_wait_queue, !us->len, HZ);
+ usx2y->us04 = NULL;
if (us->len)
err = -ENODEV;
cleanup:
if (us) {
us->submitted = 2*NOOF_SETRATE_URBS;
for (i = 0; i < NOOF_SETRATE_URBS; ++i) {
- struct urb *urb = us->urb[i];
+ urb = us->urb[i];
if (!urb)
continue;
if (urb->status) {
@@ -690,67 +721,68 @@ static int usX2Y_rate_set(struct usX2Ydev *usX2Y, int rate)
}
usb_free_urb(urb);
}
- usX2Y->US04 = NULL;
+ usx2y->us04 = NULL;
kfree(usbdata);
kfree(us);
if (!err)
- usX2Y->rate = rate;
+ usx2y->rate = rate;
}
}
return err;
}
-
-static int usX2Y_format_set(struct usX2Ydev *usX2Y, snd_pcm_format_t format)
+static int usx2y_format_set(struct usx2ydev *usx2y, snd_pcm_format_t format)
{
int alternate, err;
- struct list_head* p;
+ struct list_head *p;
+
if (format == SNDRV_PCM_FORMAT_S24_3LE) {
alternate = 2;
- usX2Y->stride = 6;
+ usx2y->stride = 6;
} else {
alternate = 1;
- usX2Y->stride = 4;
+ usx2y->stride = 4;
}
- list_for_each(p, &usX2Y->midi_list) {
+ list_for_each(p, &usx2y->midi_list) {
snd_usbmidi_input_stop(p);
}
- usb_kill_urb(usX2Y->In04urb);
- if ((err = usb_set_interface(usX2Y->dev, 0, alternate))) {
- snd_printk(KERN_ERR "usb_set_interface error \n");
+ usb_kill_urb(usx2y->in04_urb);
+ err = usb_set_interface(usx2y->dev, 0, alternate);
+ if (err) {
+ snd_printk(KERN_ERR "usb_set_interface error\n");
return err;
}
- usX2Y->In04urb->dev = usX2Y->dev;
- err = usb_submit_urb(usX2Y->In04urb, GFP_KERNEL);
- list_for_each(p, &usX2Y->midi_list) {
+ usx2y->in04_urb->dev = usx2y->dev;
+ err = usb_submit_urb(usx2y->in04_urb, GFP_KERNEL);
+ list_for_each(p, &usx2y->midi_list) {
snd_usbmidi_input_start(p);
}
- usX2Y->format = format;
- usX2Y->rate = 0;
+ usx2y->format = format;
+ usx2y->rate = 0;
return err;
}
-static int snd_usX2Y_pcm_hw_params(struct snd_pcm_substream *substream,
+static int snd_usx2y_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
int err = 0;
unsigned int rate = params_rate(hw_params);
snd_pcm_format_t format = params_format(hw_params);
struct snd_card *card = substream->pstr->pcm->card;
- struct usX2Ydev *dev = usX2Y(card);
+ struct usx2ydev *dev = usx2y(card);
+ struct snd_usx2y_substream *subs;
+ struct snd_pcm_substream *test_substream;
int i;
- mutex_lock(&usX2Y(card)->pcm_mutex);
- snd_printdd("snd_usX2Y_hw_params(%p, %p)\n", substream, hw_params);
- /* all pcm substreams off one usX2Y have to operate at the same
+ mutex_lock(&usx2y(card)->pcm_mutex);
+ snd_printdd("snd_usx2y_hw_params(%p, %p)\n", substream, hw_params);
+ /* all pcm substreams off one usx2y have to operate at the same
* rate & format
*/
for (i = 0; i < dev->pcm_devs * 2; i++) {
- struct snd_usX2Y_substream *subs = dev->subs[i];
- struct snd_pcm_substream *test_substream;
-
+ subs = dev->subs[i];
if (!subs)
continue;
test_substream = subs->pcm_substream;
@@ -767,81 +799,89 @@ static int snd_usX2Y_pcm_hw_params(struct snd_pcm_substream *substream,
}
error:
- mutex_unlock(&usX2Y(card)->pcm_mutex);
+ mutex_unlock(&usx2y(card)->pcm_mutex);
return err;
}
/*
* free the buffer
*/
-static int snd_usX2Y_pcm_hw_free(struct snd_pcm_substream *substream)
+static int snd_usx2y_pcm_hw_free(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_usX2Y_substream *subs = runtime->private_data;
- mutex_lock(&subs->usX2Y->pcm_mutex);
- snd_printdd("snd_usX2Y_hw_free(%p)\n", substream);
-
- if (SNDRV_PCM_STREAM_PLAYBACK == substream->stream) {
- struct snd_usX2Y_substream *cap_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE];
- atomic_set(&subs->state, state_STOPPED);
- usX2Y_urbs_release(subs);
+ struct snd_usx2y_substream *subs = runtime->private_data;
+ struct snd_usx2y_substream *cap_subs, *playback_subs;
+
+ mutex_lock(&subs->usx2y->pcm_mutex);
+ snd_printdd("snd_usx2y_hw_free(%p)\n", substream);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ cap_subs = subs->usx2y->subs[SNDRV_PCM_STREAM_CAPTURE];
+ atomic_set(&subs->state, STATE_STOPPED);
+ usx2y_urbs_release(subs);
if (!cap_subs->pcm_substream ||
!cap_subs->pcm_substream->runtime ||
!cap_subs->pcm_substream->runtime->status ||
cap_subs->pcm_substream->runtime->status->state < SNDRV_PCM_STATE_PREPARED) {
- atomic_set(&cap_subs->state, state_STOPPED);
- usX2Y_urbs_release(cap_subs);
+ atomic_set(&cap_subs->state, STATE_STOPPED);
+ usx2y_urbs_release(cap_subs);
}
} else {
- struct snd_usX2Y_substream *playback_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
- if (atomic_read(&playback_subs->state) < state_PREPARED) {
- atomic_set(&subs->state, state_STOPPED);
- usX2Y_urbs_release(subs);
+ playback_subs = subs->usx2y->subs[SNDRV_PCM_STREAM_PLAYBACK];
+ if (atomic_read(&playback_subs->state) < STATE_PREPARED) {
+ atomic_set(&subs->state, STATE_STOPPED);
+ usx2y_urbs_release(subs);
}
}
- mutex_unlock(&subs->usX2Y->pcm_mutex);
+ mutex_unlock(&subs->usx2y->pcm_mutex);
return 0;
}
+
/*
* prepare callback
*
* set format and initialize urbs
*/
-static int snd_usX2Y_pcm_prepare(struct snd_pcm_substream *substream)
+static int snd_usx2y_pcm_prepare(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_usX2Y_substream *subs = runtime->private_data;
- struct usX2Ydev *usX2Y = subs->usX2Y;
- struct snd_usX2Y_substream *capsubs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE];
+ struct snd_usx2y_substream *subs = runtime->private_data;
+ struct usx2ydev *usx2y = subs->usx2y;
+ struct snd_usx2y_substream *capsubs = subs->usx2y->subs[SNDRV_PCM_STREAM_CAPTURE];
int err = 0;
- snd_printdd("snd_usX2Y_pcm_prepare(%p)\n", substream);
-
- mutex_lock(&usX2Y->pcm_mutex);
- usX2Y_subs_prepare(subs);
-// Start hardware streams
-// SyncStream first....
- if (atomic_read(&capsubs->state) < state_PREPARED) {
- if (usX2Y->format != runtime->format)
- if ((err = usX2Y_format_set(usX2Y, runtime->format)) < 0)
+
+ snd_printdd("%s(%p)\n", __func__, substream);
+
+ mutex_lock(&usx2y->pcm_mutex);
+ usx2y_subs_prepare(subs);
+ // Start hardware streams
+ // SyncStream first....
+ if (atomic_read(&capsubs->state) < STATE_PREPARED) {
+ if (usx2y->format != runtime->format) {
+ err = usx2y_format_set(usx2y, runtime->format);
+ if (err < 0)
goto up_prepare_mutex;
- if (usX2Y->rate != runtime->rate)
- if ((err = usX2Y_rate_set(usX2Y, runtime->rate)) < 0)
+ }
+ if (usx2y->rate != runtime->rate) {
+ err = usx2y_rate_set(usx2y, runtime->rate);
+ if (err < 0)
goto up_prepare_mutex;
+ }
snd_printdd("starting capture pipe for %s\n", subs == capsubs ? "self" : "playpipe");
- if (0 > (err = usX2Y_urbs_start(capsubs)))
+ err = usx2y_urbs_start(capsubs);
+ if (err < 0)
goto up_prepare_mutex;
}
- if (subs != capsubs && atomic_read(&subs->state) < state_PREPARED)
- err = usX2Y_urbs_start(subs);
+ if (subs != capsubs && atomic_read(&subs->state) < STATE_PREPARED)
+ err = usx2y_urbs_start(subs);
up_prepare_mutex:
- mutex_unlock(&usX2Y->pcm_mutex);
+ mutex_unlock(&usx2y->pcm_mutex);
return err;
}
-static const struct snd_pcm_hardware snd_usX2Y_2c =
-{
+static const struct snd_pcm_hardware snd_usx2y_2c = {
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID |
@@ -860,106 +900,101 @@ static const struct snd_pcm_hardware snd_usX2Y_2c =
.fifo_size = 0
};
-
-
-static int snd_usX2Y_pcm_open(struct snd_pcm_substream *substream)
+static int snd_usx2y_pcm_open(struct snd_pcm_substream *substream)
{
- struct snd_usX2Y_substream *subs = ((struct snd_usX2Y_substream **)
- snd_pcm_substream_chip(substream))[substream->stream];
+ struct snd_usx2y_substream *subs =
+ ((struct snd_usx2y_substream **)
+ snd_pcm_substream_chip(substream))[substream->stream];
struct snd_pcm_runtime *runtime = substream->runtime;
- if (subs->usX2Y->chip_status & USX2Y_STAT_CHIP_MMAP_PCM_URBS)
+ if (subs->usx2y->chip_status & USX2Y_STAT_CHIP_MMAP_PCM_URBS)
return -EBUSY;
- runtime->hw = snd_usX2Y_2c;
+ runtime->hw = snd_usx2y_2c;
runtime->private_data = subs;
subs->pcm_substream = substream;
snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 1000, 200000);
return 0;
}
-
-
-static int snd_usX2Y_pcm_close(struct snd_pcm_substream *substream)
+static int snd_usx2y_pcm_close(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_usX2Y_substream *subs = runtime->private_data;
+ struct snd_usx2y_substream *subs = runtime->private_data;
subs->pcm_substream = NULL;
return 0;
}
-
-static const struct snd_pcm_ops snd_usX2Y_pcm_ops =
-{
- .open = snd_usX2Y_pcm_open,
- .close = snd_usX2Y_pcm_close,
- .hw_params = snd_usX2Y_pcm_hw_params,
- .hw_free = snd_usX2Y_pcm_hw_free,
- .prepare = snd_usX2Y_pcm_prepare,
- .trigger = snd_usX2Y_pcm_trigger,
- .pointer = snd_usX2Y_pcm_pointer,
+static const struct snd_pcm_ops snd_usx2y_pcm_ops = {
+ .open = snd_usx2y_pcm_open,
+ .close = snd_usx2y_pcm_close,
+ .hw_params = snd_usx2y_pcm_hw_params,
+ .hw_free = snd_usx2y_pcm_hw_free,
+ .prepare = snd_usx2y_pcm_prepare,
+ .trigger = snd_usx2y_pcm_trigger,
+ .pointer = snd_usx2y_pcm_pointer,
};
-
/*
* free a usb stream instance
*/
-static void usX2Y_audio_stream_free(struct snd_usX2Y_substream **usX2Y_substream)
+static void usx2y_audio_stream_free(struct snd_usx2y_substream **usx2y_substream)
{
int stream;
for_each_pcm_streams(stream) {
- kfree(usX2Y_substream[stream]);
- usX2Y_substream[stream] = NULL;
+ kfree(usx2y_substream[stream]);
+ usx2y_substream[stream] = NULL;
}
}
-static void snd_usX2Y_pcm_private_free(struct snd_pcm *pcm)
+static void snd_usx2y_pcm_private_free(struct snd_pcm *pcm)
{
- struct snd_usX2Y_substream **usX2Y_stream = pcm->private_data;
- if (usX2Y_stream)
- usX2Y_audio_stream_free(usX2Y_stream);
+ struct snd_usx2y_substream **usx2y_stream = pcm->private_data;
+
+ if (usx2y_stream)
+ usx2y_audio_stream_free(usx2y_stream);
}
-static int usX2Y_audio_stream_new(struct snd_card *card, int playback_endpoint, int capture_endpoint)
+static int usx2y_audio_stream_new(struct snd_card *card, int playback_endpoint, int capture_endpoint)
{
struct snd_pcm *pcm;
int err, i;
- struct snd_usX2Y_substream **usX2Y_substream =
- usX2Y(card)->subs + 2 * usX2Y(card)->pcm_devs;
+ struct snd_usx2y_substream **usx2y_substream =
+ usx2y(card)->subs + 2 * usx2y(card)->pcm_devs;
for (i = playback_endpoint ? SNDRV_PCM_STREAM_PLAYBACK : SNDRV_PCM_STREAM_CAPTURE;
i <= SNDRV_PCM_STREAM_CAPTURE; ++i) {
- usX2Y_substream[i] = kzalloc(sizeof(struct snd_usX2Y_substream), GFP_KERNEL);
- if (!usX2Y_substream[i])
+ usx2y_substream[i] = kzalloc(sizeof(struct snd_usx2y_substream), GFP_KERNEL);
+ if (!usx2y_substream[i])
return -ENOMEM;
- usX2Y_substream[i]->usX2Y = usX2Y(card);
+ usx2y_substream[i]->usx2y = usx2y(card);
}
if (playback_endpoint)
- usX2Y_substream[SNDRV_PCM_STREAM_PLAYBACK]->endpoint = playback_endpoint;
- usX2Y_substream[SNDRV_PCM_STREAM_CAPTURE]->endpoint = capture_endpoint;
+ usx2y_substream[SNDRV_PCM_STREAM_PLAYBACK]->endpoint = playback_endpoint;
+ usx2y_substream[SNDRV_PCM_STREAM_CAPTURE]->endpoint = capture_endpoint;
- err = snd_pcm_new(card, NAME_ALLCAPS" Audio", usX2Y(card)->pcm_devs,
+ err = snd_pcm_new(card, NAME_ALLCAPS" Audio", usx2y(card)->pcm_devs,
playback_endpoint ? 1 : 0, 1,
&pcm);
if (err < 0) {
- usX2Y_audio_stream_free(usX2Y_substream);
+ usx2y_audio_stream_free(usx2y_substream);
return err;
}
if (playback_endpoint)
- snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_usX2Y_pcm_ops);
- snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_usX2Y_pcm_ops);
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_usx2y_pcm_ops);
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_usx2y_pcm_ops);
- pcm->private_data = usX2Y_substream;
- pcm->private_free = snd_usX2Y_pcm_private_free;
+ pcm->private_data = usx2y_substream;
+ pcm->private_free = snd_usx2y_pcm_private_free;
pcm->info_flags = 0;
- sprintf(pcm->name, NAME_ALLCAPS" Audio #%d", usX2Y(card)->pcm_devs);
+ sprintf(pcm->name, NAME_ALLCAPS" Audio #%d", usx2y(card)->pcm_devs);
if (playback_endpoint) {
snd_pcm_set_managed_buffer(pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream,
@@ -972,7 +1007,7 @@ static int usX2Y_audio_stream_new(struct snd_card *card, int playback_endpoint,
SNDRV_DMA_TYPE_CONTINUOUS,
NULL,
64*1024, 128*1024);
- usX2Y(card)->pcm_devs++;
+ usx2y(card)->pcm_devs++;
return 0;
}
@@ -980,18 +1015,19 @@ static int usX2Y_audio_stream_new(struct snd_card *card, int playback_endpoint,
/*
* create a chip instance and set its names.
*/
-int usX2Y_audio_create(struct snd_card *card)
+int usx2y_audio_create(struct snd_card *card)
{
- int err = 0;
-
- INIT_LIST_HEAD(&usX2Y(card)->pcm_list);
+ int err;
- if (0 > (err = usX2Y_audio_stream_new(card, 0xA, 0x8)))
+ err = usx2y_audio_stream_new(card, 0xA, 0x8);
+ if (err < 0)
return err;
- if (le16_to_cpu(usX2Y(card)->dev->descriptor.idProduct) == USB_ID_US428)
- if (0 > (err = usX2Y_audio_stream_new(card, 0, 0xA)))
- return err;
- if (le16_to_cpu(usX2Y(card)->dev->descriptor.idProduct) != USB_ID_US122)
- err = usX2Y_rate_set(usX2Y(card), 44100); // Lets us428 recognize output-volume settings, disturbs us122.
+ if (le16_to_cpu(usx2y(card)->dev->descriptor.idProduct) == USB_ID_US428) {
+ err = usx2y_audio_stream_new(card, 0, 0xA);
+ if (err < 0)
+ return err;
+ }
+ if (le16_to_cpu(usx2y(card)->dev->descriptor.idProduct) != USB_ID_US122)
+ err = usx2y_rate_set(usx2y(card), 44100); // Lets us428 recognize output-volume settings, disturbs us122.
return err;
}
diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c
index 8253669c6a7d..da643c2dbb12 100644
--- a/sound/usb/usx2y/usx2yhwdeppcm.c
+++ b/sound/usb/usx2y/usx2yhwdeppcm.c
@@ -6,7 +6,7 @@
Its usb's unableness to atomically handle power of 2 period sized data chuncs
at standard samplerates,
- what led to this part of the usx2y module:
+ what led to this part of the usx2y module:
It provides the alsa kernel half of the usx2y-alsa-jack driver pair.
The pair uses a hardware dependent alsa-device for mmaped pcm transport.
Advantage achieved:
@@ -35,7 +35,7 @@
Kernel:
- rawusb dma pcm buffer transport should go to snd-usb-lib, so also snd-usb-audio
devices can use it.
- Currently rawusb dma pcm buffer transport (this file) is only available to snd-usb-usx2y.
+ Currently rawusb dma pcm buffer transport (this file) is only available to snd-usb-usx2y.
*/
#include <linux/delay.h>
@@ -46,28 +46,32 @@
#include <sound/hwdep.h>
-
-static int usX2Y_usbpcm_urb_capt_retire(struct snd_usX2Y_substream *subs)
+static int usx2y_usbpcm_urb_capt_retire(struct snd_usx2y_substream *subs)
{
struct urb *urb = subs->completed_urb;
struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
- int i, lens = 0, hwptr_done = subs->hwptr_done;
- struct usX2Ydev *usX2Y = subs->usX2Y;
- if (0 > usX2Y->hwdep_pcm_shm->capture_iso_start) { //FIXME
- int head = usX2Y->hwdep_pcm_shm->captured_iso_head + 1;
- if (head >= ARRAY_SIZE(usX2Y->hwdep_pcm_shm->captured_iso))
+ int i, lens = 0, hwptr_done = subs->hwptr_done;
+ struct usx2ydev *usx2y = subs->usx2y;
+ int head;
+
+ if (usx2y->hwdep_pcm_shm->capture_iso_start < 0) { //FIXME
+ head = usx2y->hwdep_pcm_shm->captured_iso_head + 1;
+ if (head >= ARRAY_SIZE(usx2y->hwdep_pcm_shm->captured_iso))
head = 0;
- usX2Y->hwdep_pcm_shm->capture_iso_start = head;
+ usx2y->hwdep_pcm_shm->capture_iso_start = head;
snd_printdd("cap start %i\n", head);
}
for (i = 0; i < nr_of_packs(); i++) {
if (urb->iso_frame_desc[i].status) { /* active? hmm, skip this */
- snd_printk(KERN_ERR "active frame status %i. Most probably some hardware problem.\n", urb->iso_frame_desc[i].status);
+ snd_printk(KERN_ERR
+ "active frame status %i. Most probably some hardware problem.\n",
+ urb->iso_frame_desc[i].status);
return urb->iso_frame_desc[i].status;
}
- lens += urb->iso_frame_desc[i].actual_length / usX2Y->stride;
+ lens += urb->iso_frame_desc[i].actual_length / usx2y->stride;
}
- if ((hwptr_done += lens) >= runtime->buffer_size)
+ hwptr_done += lens;
+ if (hwptr_done >= runtime->buffer_size)
hwptr_done -= runtime->buffer_size;
subs->hwptr_done = hwptr_done;
subs->transfer_done += lens;
@@ -79,10 +83,10 @@ static int usX2Y_usbpcm_urb_capt_retire(struct snd_usX2Y_substream *subs)
return 0;
}
-static inline int usX2Y_iso_frames_per_buffer(struct snd_pcm_runtime *runtime,
- struct usX2Ydev * usX2Y)
+static int usx2y_iso_frames_per_buffer(struct snd_pcm_runtime *runtime,
+ struct usx2ydev *usx2y)
{
- return (runtime->buffer_size * 1000) / usX2Y->rate + 1; //FIXME: so far only correct period_size == 2^x ?
+ return (runtime->buffer_size * 1000) / usx2y->rate + 1; //FIXME: so far only correct period_size == 2^x ?
}
/*
@@ -95,18 +99,18 @@ static inline int usX2Y_iso_frames_per_buffer(struct snd_pcm_runtime *runtime,
* it directly from the buffer. thus the data is once copied to
* a temporary buffer and urb points to that.
*/
-static int usX2Y_hwdep_urb_play_prepare(struct snd_usX2Y_substream *subs,
+static int usx2y_hwdep_urb_play_prepare(struct snd_usx2y_substream *subs,
struct urb *urb)
{
int count, counts, pack;
- struct usX2Ydev *usX2Y = subs->usX2Y;
- struct snd_usX2Y_hwdep_pcm_shm *shm = usX2Y->hwdep_pcm_shm;
+ struct usx2ydev *usx2y = subs->usx2y;
+ struct snd_usx2y_hwdep_pcm_shm *shm = usx2y->hwdep_pcm_shm;
struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime;
- if (0 > shm->playback_iso_start) {
+ if (shm->playback_iso_start < 0) {
shm->playback_iso_start = shm->captured_iso_head -
- usX2Y_iso_frames_per_buffer(runtime, usX2Y);
- if (0 > shm->playback_iso_start)
+ usx2y_iso_frames_per_buffer(runtime, usx2y);
+ if (shm->playback_iso_start < 0)
shm->playback_iso_start += ARRAY_SIZE(shm->captured_iso);
shm->playback_iso_head = shm->playback_iso_start;
}
@@ -114,7 +118,7 @@ static int usX2Y_hwdep_urb_play_prepare(struct snd_usX2Y_substream *subs,
count = 0;
for (pack = 0; pack < nr_of_packs(); pack++) {
/* calculate the size of a packet */
- counts = shm->captured_iso[shm->playback_iso_head].length / usX2Y->stride;
+ counts = shm->captured_iso[shm->playback_iso_head].length / usx2y->stride;
if (counts < 43 || counts > 50) {
snd_printk(KERN_ERR "should not be here with counts=%i\n", counts);
return -EPIPE;
@@ -122,27 +126,29 @@ static int usX2Y_hwdep_urb_play_prepare(struct snd_usX2Y_substream *subs,
/* set up descriptor */
urb->iso_frame_desc[pack].offset = shm->captured_iso[shm->playback_iso_head].offset;
urb->iso_frame_desc[pack].length = shm->captured_iso[shm->playback_iso_head].length;
- if (atomic_read(&subs->state) != state_RUNNING)
+ if (atomic_read(&subs->state) != STATE_RUNNING)
memset((char *)urb->transfer_buffer + urb->iso_frame_desc[pack].offset, 0,
urb->iso_frame_desc[pack].length);
if (++shm->playback_iso_head >= ARRAY_SIZE(shm->captured_iso))
shm->playback_iso_head = 0;
count += counts;
}
- urb->transfer_buffer_length = count * usX2Y->stride;
+ urb->transfer_buffer_length = count * usx2y->stride;
return 0;
}
-
-static inline void usX2Y_usbpcm_urb_capt_iso_advance(struct snd_usX2Y_substream *subs,
- struct urb *urb)
+static void usx2y_usbpcm_urb_capt_iso_advance(struct snd_usx2y_substream *subs,
+ struct urb *urb)
{
- int pack;
+ struct usb_iso_packet_descriptor *desc;
+ struct snd_usx2y_hwdep_pcm_shm *shm;
+ int pack, head;
+
for (pack = 0; pack < nr_of_packs(); ++pack) {
- struct usb_iso_packet_descriptor *desc = urb->iso_frame_desc + pack;
- if (NULL != subs) {
- struct snd_usX2Y_hwdep_pcm_shm *shm = subs->usX2Y->hwdep_pcm_shm;
- int head = shm->captured_iso_head + 1;
+ desc = urb->iso_frame_desc + pack;
+ if (subs) {
+ shm = subs->usx2y->hwdep_pcm_shm;
+ head = shm->captured_iso_head + 1;
if (head >= ARRAY_SIZE(shm->captured_iso))
head = 0;
shm->captured_iso[head].frame = urb->start_frame + pack;
@@ -151,106 +157,111 @@ static inline void usX2Y_usbpcm_urb_capt_iso_advance(struct snd_usX2Y_substream
shm->captured_iso_head = head;
shm->captured_iso_frames++;
}
- if ((desc->offset += desc->length * NRURBS*nr_of_packs()) +
- desc->length >= SSS)
+ desc->offset += desc->length * NRURBS * nr_of_packs();
+ if (desc->offset + desc->length >= SSS)
desc->offset -= (SSS - desc->length);
}
}
-static inline int usX2Y_usbpcm_usbframe_complete(struct snd_usX2Y_substream *capsubs,
- struct snd_usX2Y_substream *capsubs2,
- struct snd_usX2Y_substream *playbacksubs,
- int frame)
+static int usx2y_usbpcm_usbframe_complete(struct snd_usx2y_substream *capsubs,
+ struct snd_usx2y_substream *capsubs2,
+ struct snd_usx2y_substream *playbacksubs,
+ int frame)
{
int err, state;
struct urb *urb = playbacksubs->completed_urb;
state = atomic_read(&playbacksubs->state);
- if (NULL != urb) {
- if (state == state_RUNNING)
- usX2Y_urb_play_retire(playbacksubs, urb);
- else if (state >= state_PRERUNNING)
+ if (urb) {
+ if (state == STATE_RUNNING)
+ usx2y_urb_play_retire(playbacksubs, urb);
+ else if (state >= STATE_PRERUNNING)
atomic_inc(&playbacksubs->state);
} else {
switch (state) {
- case state_STARTING1:
+ case STATE_STARTING1:
urb = playbacksubs->urb[0];
atomic_inc(&playbacksubs->state);
break;
- case state_STARTING2:
+ case STATE_STARTING2:
urb = playbacksubs->urb[1];
atomic_inc(&playbacksubs->state);
break;
}
}
if (urb) {
- if ((err = usX2Y_hwdep_urb_play_prepare(playbacksubs, urb)) ||
- (err = usX2Y_urb_submit(playbacksubs, urb, frame))) {
+ err = usx2y_hwdep_urb_play_prepare(playbacksubs, urb);
+ if (err)
+ return err;
+ err = usx2y_hwdep_urb_play_prepare(playbacksubs, urb);
+ if (err)
return err;
- }
}
-
+
playbacksubs->completed_urb = NULL;
state = atomic_read(&capsubs->state);
- if (state >= state_PREPARED) {
- if (state == state_RUNNING) {
- if ((err = usX2Y_usbpcm_urb_capt_retire(capsubs)))
+ if (state >= STATE_PREPARED) {
+ if (state == STATE_RUNNING) {
+ err = usx2y_usbpcm_urb_capt_retire(capsubs);
+ if (err)
return err;
- } else if (state >= state_PRERUNNING)
+ } else if (state >= STATE_PRERUNNING) {
atomic_inc(&capsubs->state);
- usX2Y_usbpcm_urb_capt_iso_advance(capsubs, capsubs->completed_urb);
- if (NULL != capsubs2)
- usX2Y_usbpcm_urb_capt_iso_advance(NULL, capsubs2->completed_urb);
- if ((err = usX2Y_urb_submit(capsubs, capsubs->completed_urb, frame)))
+ }
+ usx2y_usbpcm_urb_capt_iso_advance(capsubs, capsubs->completed_urb);
+ if (capsubs2)
+ usx2y_usbpcm_urb_capt_iso_advance(NULL, capsubs2->completed_urb);
+ err = usx2y_urb_submit(capsubs, capsubs->completed_urb, frame);
+ if (err)
return err;
- if (NULL != capsubs2)
- if ((err = usX2Y_urb_submit(capsubs2, capsubs2->completed_urb, frame)))
+ if (capsubs2) {
+ err = usx2y_urb_submit(capsubs2, capsubs2->completed_urb, frame);
+ if (err)
return err;
+ }
}
capsubs->completed_urb = NULL;
- if (NULL != capsubs2)
+ if (capsubs2)
capsubs2->completed_urb = NULL;
return 0;
}
-
-static void i_usX2Y_usbpcm_urb_complete(struct urb *urb)
+static void i_usx2y_usbpcm_urb_complete(struct urb *urb)
{
- struct snd_usX2Y_substream *subs = urb->context;
- struct usX2Ydev *usX2Y = subs->usX2Y;
- struct snd_usX2Y_substream *capsubs, *capsubs2, *playbacksubs;
+ struct snd_usx2y_substream *subs = urb->context;
+ struct usx2ydev *usx2y = subs->usx2y;
+ struct snd_usx2y_substream *capsubs, *capsubs2, *playbacksubs;
- if (unlikely(atomic_read(&subs->state) < state_PREPARED)) {
+ if (unlikely(atomic_read(&subs->state) < STATE_PREPARED)) {
snd_printdd("hcd_frame=%i ep=%i%s status=%i start_frame=%i\n",
- usb_get_current_frame_number(usX2Y->dev),
+ usb_get_current_frame_number(usx2y->dev),
subs->endpoint, usb_pipein(urb->pipe) ? "in" : "out",
urb->status, urb->start_frame);
return;
}
if (unlikely(urb->status)) {
- usX2Y_error_urb_status(usX2Y, subs, urb);
+ usx2y_error_urb_status(usx2y, subs, urb);
return;
}
subs->completed_urb = urb;
- capsubs = usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE];
- capsubs2 = usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE + 2];
- playbacksubs = usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
- if (capsubs->completed_urb && atomic_read(&capsubs->state) >= state_PREPARED &&
- (NULL == capsubs2 || capsubs2->completed_urb) &&
- (playbacksubs->completed_urb || atomic_read(&playbacksubs->state) < state_PREPARED)) {
- if (!usX2Y_usbpcm_usbframe_complete(capsubs, capsubs2, playbacksubs, urb->start_frame))
- usX2Y->wait_iso_frame += nr_of_packs();
- else {
+ capsubs = usx2y->subs[SNDRV_PCM_STREAM_CAPTURE];
+ capsubs2 = usx2y->subs[SNDRV_PCM_STREAM_CAPTURE + 2];
+ playbacksubs = usx2y->subs[SNDRV_PCM_STREAM_PLAYBACK];
+ if (capsubs->completed_urb && atomic_read(&capsubs->state) >= STATE_PREPARED &&
+ (!capsubs2 || capsubs2->completed_urb) &&
+ (playbacksubs->completed_urb || atomic_read(&playbacksubs->state) < STATE_PREPARED)) {
+ if (!usx2y_usbpcm_usbframe_complete(capsubs, capsubs2, playbacksubs, urb->start_frame)) {
+ usx2y->wait_iso_frame += nr_of_packs();
+ } else {
snd_printdd("\n");
- usX2Y_clients_stop(usX2Y);
+ usx2y_clients_stop(usx2y);
}
}
}
-
-static void usX2Y_hwdep_urb_release(struct urb **urb)
+static void usx2y_hwdep_urb_release(struct urb **urb)
{
usb_kill_urb(*urb);
usb_free_urb(*urb);
@@ -260,49 +271,53 @@ static void usX2Y_hwdep_urb_release(struct urb **urb)
/*
* release a substream
*/
-static void usX2Y_usbpcm_urbs_release(struct snd_usX2Y_substream *subs)
+static void usx2y_usbpcm_urbs_release(struct snd_usx2y_substream *subs)
{
int i;
- snd_printdd("snd_usX2Y_urbs_release() %i\n", subs->endpoint);
+
+ snd_printdd("snd_usx2y_urbs_release() %i\n", subs->endpoint);
for (i = 0; i < NRURBS; i++)
- usX2Y_hwdep_urb_release(subs->urb + i);
+ usx2y_hwdep_urb_release(subs->urb + i);
}
-static void usX2Y_usbpcm_subs_startup_finish(struct usX2Ydev * usX2Y)
+static void usx2y_usbpcm_subs_startup_finish(struct usx2ydev *usx2y)
{
- usX2Y_urbs_set_complete(usX2Y, i_usX2Y_usbpcm_urb_complete);
- usX2Y->prepare_subs = NULL;
+ usx2y_urbs_set_complete(usx2y, i_usx2y_usbpcm_urb_complete);
+ usx2y->prepare_subs = NULL;
}
-static void i_usX2Y_usbpcm_subs_startup(struct urb *urb)
+static void i_usx2y_usbpcm_subs_startup(struct urb *urb)
{
- struct snd_usX2Y_substream *subs = urb->context;
- struct usX2Ydev *usX2Y = subs->usX2Y;
- struct snd_usX2Y_substream *prepare_subs = usX2Y->prepare_subs;
- if (NULL != prepare_subs &&
+ struct snd_usx2y_substream *subs = urb->context;
+ struct usx2ydev *usx2y = subs->usx2y;
+ struct snd_usx2y_substream *prepare_subs = usx2y->prepare_subs;
+ struct snd_usx2y_substream *cap_subs2;
+
+ if (prepare_subs &&
urb->start_frame == prepare_subs->urb[0]->start_frame) {
atomic_inc(&prepare_subs->state);
- if (prepare_subs == usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE]) {
- struct snd_usX2Y_substream *cap_subs2 = usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE + 2];
- if (cap_subs2 != NULL)
+ if (prepare_subs == usx2y->subs[SNDRV_PCM_STREAM_CAPTURE]) {
+ cap_subs2 = usx2y->subs[SNDRV_PCM_STREAM_CAPTURE + 2];
+ if (cap_subs2)
atomic_inc(&cap_subs2->state);
}
- usX2Y_usbpcm_subs_startup_finish(usX2Y);
- wake_up(&usX2Y->prepare_wait_queue);
+ usx2y_usbpcm_subs_startup_finish(usx2y);
+ wake_up(&usx2y->prepare_wait_queue);
}
- i_usX2Y_usbpcm_urb_complete(urb);
+ i_usx2y_usbpcm_urb_complete(urb);
}
/*
* initialize a substream's urbs
*/
-static int usX2Y_usbpcm_urbs_allocate(struct snd_usX2Y_substream *subs)
+static int usx2y_usbpcm_urbs_allocate(struct snd_usx2y_substream *subs)
{
int i;
unsigned int pipe;
- int is_playback = subs == subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
- struct usb_device *dev = subs->usX2Y->dev;
+ int is_playback = subs == subs->usx2y->subs[SNDRV_PCM_STREAM_PLAYBACK];
+ struct usb_device *dev = subs->usx2y->dev;
+ struct urb **purb;
pipe = is_playback ? usb_sndisocpipe(dev, subs->endpoint) :
usb_rcvisocpipe(dev, subs->endpoint);
@@ -312,28 +327,28 @@ static int usX2Y_usbpcm_urbs_allocate(struct snd_usX2Y_substream *subs)
/* allocate and initialize data urbs */
for (i = 0; i < NRURBS; i++) {
- struct urb **purb = subs->urb + i;
+ purb = subs->urb + i;
if (*purb) {
usb_kill_urb(*purb);
continue;
}
*purb = usb_alloc_urb(nr_of_packs(), GFP_KERNEL);
- if (NULL == *purb) {
- usX2Y_usbpcm_urbs_release(subs);
+ if (!*purb) {
+ usx2y_usbpcm_urbs_release(subs);
return -ENOMEM;
}
(*purb)->transfer_buffer = is_playback ?
- subs->usX2Y->hwdep_pcm_shm->playback : (
+ subs->usx2y->hwdep_pcm_shm->playback : (
subs->endpoint == 0x8 ?
- subs->usX2Y->hwdep_pcm_shm->capture0x8 :
- subs->usX2Y->hwdep_pcm_shm->capture0xA);
+ subs->usx2y->hwdep_pcm_shm->capture0x8 :
+ subs->usx2y->hwdep_pcm_shm->capture0xA);
(*purb)->dev = dev;
(*purb)->pipe = pipe;
(*purb)->number_of_packets = nr_of_packs();
(*purb)->context = subs;
(*purb)->interval = 1;
- (*purb)->complete = i_usX2Y_usbpcm_subs_startup;
+ (*purb)->complete = i_usx2y_usbpcm_subs_startup;
}
return 0;
}
@@ -341,195 +356,216 @@ static int usX2Y_usbpcm_urbs_allocate(struct snd_usX2Y_substream *subs)
/*
* free the buffer
*/
-static int snd_usX2Y_usbpcm_hw_free(struct snd_pcm_substream *substream)
+static int snd_usx2y_usbpcm_hw_free(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_usX2Y_substream *subs = runtime->private_data,
- *cap_subs2 = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE + 2];
- mutex_lock(&subs->usX2Y->pcm_mutex);
- snd_printdd("snd_usX2Y_usbpcm_hw_free(%p)\n", substream);
-
- if (SNDRV_PCM_STREAM_PLAYBACK == substream->stream) {
- struct snd_usX2Y_substream *cap_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE];
- atomic_set(&subs->state, state_STOPPED);
- usX2Y_usbpcm_urbs_release(subs);
+ struct snd_usx2y_substream *subs = runtime->private_data;
+ struct snd_usx2y_substream *cap_subs;
+ struct snd_usx2y_substream *playback_subs;
+ struct snd_usx2y_substream *cap_subs2;
+
+ mutex_lock(&subs->usx2y->pcm_mutex);
+ snd_printdd("%s(%p)\n", __func__, substream);
+
+ cap_subs2 = subs->usx2y->subs[SNDRV_PCM_STREAM_CAPTURE + 2];
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ cap_subs = subs->usx2y->subs[SNDRV_PCM_STREAM_CAPTURE];
+ atomic_set(&subs->state, STATE_STOPPED);
+ usx2y_usbpcm_urbs_release(subs);
if (!cap_subs->pcm_substream ||
!cap_subs->pcm_substream->runtime ||
!cap_subs->pcm_substream->runtime->status ||
cap_subs->pcm_substream->runtime->status->state < SNDRV_PCM_STATE_PREPARED) {
- atomic_set(&cap_subs->state, state_STOPPED);
- if (NULL != cap_subs2)
- atomic_set(&cap_subs2->state, state_STOPPED);
- usX2Y_usbpcm_urbs_release(cap_subs);
- if (NULL != cap_subs2)
- usX2Y_usbpcm_urbs_release(cap_subs2);
+ atomic_set(&cap_subs->state, STATE_STOPPED);
+ if (cap_subs2)
+ atomic_set(&cap_subs2->state, STATE_STOPPED);
+ usx2y_usbpcm_urbs_release(cap_subs);
+ if (cap_subs2)
+ usx2y_usbpcm_urbs_release(cap_subs2);
}
} else {
- struct snd_usX2Y_substream *playback_subs = subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
- if (atomic_read(&playback_subs->state) < state_PREPARED) {
- atomic_set(&subs->state, state_STOPPED);
- if (NULL != cap_subs2)
- atomic_set(&cap_subs2->state, state_STOPPED);
- usX2Y_usbpcm_urbs_release(subs);
- if (NULL != cap_subs2)
- usX2Y_usbpcm_urbs_release(cap_subs2);
+ playback_subs = subs->usx2y->subs[SNDRV_PCM_STREAM_PLAYBACK];
+ if (atomic_read(&playback_subs->state) < STATE_PREPARED) {
+ atomic_set(&subs->state, STATE_STOPPED);
+ if (cap_subs2)
+ atomic_set(&cap_subs2->state, STATE_STOPPED);
+ usx2y_usbpcm_urbs_release(subs);
+ if (cap_subs2)
+ usx2y_usbpcm_urbs_release(cap_subs2);
}
}
- mutex_unlock(&subs->usX2Y->pcm_mutex);
+ mutex_unlock(&subs->usx2y->pcm_mutex);
return 0;
}
-static void usX2Y_usbpcm_subs_startup(struct snd_usX2Y_substream *subs)
+static void usx2y_usbpcm_subs_startup(struct snd_usx2y_substream *subs)
{
- struct usX2Ydev * usX2Y = subs->usX2Y;
- usX2Y->prepare_subs = subs;
+ struct usx2ydev *usx2y = subs->usx2y;
+
+ usx2y->prepare_subs = subs;
subs->urb[0]->start_frame = -1;
- smp_wmb(); // Make sure above modifications are seen by i_usX2Y_subs_startup()
- usX2Y_urbs_set_complete(usX2Y, i_usX2Y_usbpcm_subs_startup);
+ smp_wmb(); // Make sure above modifications are seen by i_usx2y_subs_startup()
+ usx2y_urbs_set_complete(usx2y, i_usx2y_usbpcm_subs_startup);
}
-static int usX2Y_usbpcm_urbs_start(struct snd_usX2Y_substream *subs)
+static int usx2y_usbpcm_urbs_start(struct snd_usx2y_substream *subs)
{
- int p, u, err,
- stream = subs->pcm_substream->stream;
- struct usX2Ydev *usX2Y = subs->usX2Y;
-
- if (SNDRV_PCM_STREAM_CAPTURE == stream) {
- usX2Y->hwdep_pcm_shm->captured_iso_head = -1;
- usX2Y->hwdep_pcm_shm->captured_iso_frames = 0;
+ int p, u, err, stream = subs->pcm_substream->stream;
+ struct usx2ydev *usx2y = subs->usx2y;
+ struct urb *urb;
+ unsigned long pack;
+
+ if (stream == SNDRV_PCM_STREAM_CAPTURE) {
+ usx2y->hwdep_pcm_shm->captured_iso_head = -1;
+ usx2y->hwdep_pcm_shm->captured_iso_frames = 0;
}
for (p = 0; 3 >= (stream + p); p += 2) {
- struct snd_usX2Y_substream *subs = usX2Y->subs[stream + p];
- if (subs != NULL) {
- if ((err = usX2Y_usbpcm_urbs_allocate(subs)) < 0)
+ struct snd_usx2y_substream *subs = usx2y->subs[stream + p];
+ if (subs) {
+ err = usx2y_usbpcm_urbs_allocate(subs);
+ if (err < 0)
return err;
subs->completed_urb = NULL;
}
}
for (p = 0; p < 4; p++) {
- struct snd_usX2Y_substream *subs = usX2Y->subs[p];
- if (subs != NULL && atomic_read(&subs->state) >= state_PREPARED)
+ struct snd_usx2y_substream *subs = usx2y->subs[p];
+
+ if (subs && atomic_read(&subs->state) >= STATE_PREPARED)
goto start;
}
start:
- usX2Y_usbpcm_subs_startup(subs);
+ usx2y_usbpcm_subs_startup(subs);
for (u = 0; u < NRURBS; u++) {
for (p = 0; 3 >= (stream + p); p += 2) {
- struct snd_usX2Y_substream *subs = usX2Y->subs[stream + p];
- if (subs != NULL) {
- struct urb *urb = subs->urb[u];
- if (usb_pipein(urb->pipe)) {
- unsigned long pack;
- if (0 == u)
- atomic_set(&subs->state, state_STARTING3);
- urb->dev = usX2Y->dev;
- for (pack = 0; pack < nr_of_packs(); pack++) {
- urb->iso_frame_desc[pack].offset = subs->maxpacksize * (pack + u * nr_of_packs());
- urb->iso_frame_desc[pack].length = subs->maxpacksize;
- }
- urb->transfer_buffer_length = subs->maxpacksize * nr_of_packs();
- if ((err = usb_submit_urb(urb, GFP_KERNEL)) < 0) {
- snd_printk (KERN_ERR "cannot usb_submit_urb() for urb %d, err = %d\n", u, err);
- err = -EPIPE;
- goto cleanup;
- } else {
- snd_printdd("%i\n", urb->start_frame);
- if (u == 0)
- usX2Y->wait_iso_frame = urb->start_frame;
- }
- urb->transfer_flags = 0;
- } else {
- atomic_set(&subs->state, state_STARTING1);
- break;
- }
+ struct snd_usx2y_substream *subs = usx2y->subs[stream + p];
+
+ if (!subs)
+ continue;
+ urb = subs->urb[u];
+ if (usb_pipein(urb->pipe)) {
+ if (!u)
+ atomic_set(&subs->state, STATE_STARTING3);
+ urb->dev = usx2y->dev;
+ for (pack = 0; pack < nr_of_packs(); pack++) {
+ urb->iso_frame_desc[pack].offset = subs->maxpacksize * (pack + u * nr_of_packs());
+ urb->iso_frame_desc[pack].length = subs->maxpacksize;
+ }
+ urb->transfer_buffer_length = subs->maxpacksize * nr_of_packs();
+ err = usb_submit_urb(urb, GFP_KERNEL);
+ if (err < 0) {
+ snd_printk(KERN_ERR "cannot usb_submit_urb() for urb %d, err = %d\n", u, err);
+ err = -EPIPE;
+ goto cleanup;
+ } else {
+ snd_printdd("%i\n", urb->start_frame);
+ if (!u)
+ usx2y->wait_iso_frame = urb->start_frame;
+ }
+ urb->transfer_flags = 0;
+ } else {
+ atomic_set(&subs->state, STATE_STARTING1);
+ break;
}
}
}
err = 0;
- wait_event(usX2Y->prepare_wait_queue, NULL == usX2Y->prepare_subs);
- if (atomic_read(&subs->state) != state_PREPARED)
+ wait_event(usx2y->prepare_wait_queue, !usx2y->prepare_subs);
+ if (atomic_read(&subs->state) != STATE_PREPARED)
err = -EPIPE;
-
+
cleanup:
if (err) {
- usX2Y_subs_startup_finish(usX2Y); // Call it now
- usX2Y_clients_stop(usX2Y); // something is completely wroong > stop evrything
+ usx2y_subs_startup_finish(usx2y); // Call it now
+ usx2y_clients_stop(usx2y); // something is completely wroong > stop evrything
}
return err;
}
+#define USX2Y_HWDEP_PCM_PAGES \
+ PAGE_ALIGN(sizeof(struct snd_usx2y_hwdep_pcm_shm))
+
/*
* prepare callback
*
* set format and initialize urbs
*/
-static int snd_usX2Y_usbpcm_prepare(struct snd_pcm_substream *substream)
+static int snd_usx2y_usbpcm_prepare(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_usX2Y_substream *subs = runtime->private_data;
- struct usX2Ydev *usX2Y = subs->usX2Y;
- struct snd_usX2Y_substream *capsubs = subs->usX2Y->subs[SNDRV_PCM_STREAM_CAPTURE];
+ struct snd_usx2y_substream *subs = runtime->private_data;
+ struct usx2ydev *usx2y = subs->usx2y;
+ struct snd_usx2y_substream *capsubs = subs->usx2y->subs[SNDRV_PCM_STREAM_CAPTURE];
int err = 0;
- snd_printdd("snd_usX2Y_pcm_prepare(%p)\n", substream);
- if (NULL == usX2Y->hwdep_pcm_shm) {
- usX2Y->hwdep_pcm_shm = alloc_pages_exact(sizeof(struct snd_usX2Y_hwdep_pcm_shm),
+ snd_printdd("snd_usx2y_pcm_prepare(%p)\n", substream);
+
+ mutex_lock(&usx2y->pcm_mutex);
+
+ if (!usx2y->hwdep_pcm_shm) {
+ usx2y->hwdep_pcm_shm = alloc_pages_exact(USX2Y_HWDEP_PCM_PAGES,
GFP_KERNEL);
- if (!usX2Y->hwdep_pcm_shm)
- return -ENOMEM;
- memset(usX2Y->hwdep_pcm_shm, 0, sizeof(struct snd_usX2Y_hwdep_pcm_shm));
+ if (!usx2y->hwdep_pcm_shm) {
+ err = -ENOMEM;
+ goto up_prepare_mutex;
+ }
+ memset(usx2y->hwdep_pcm_shm, 0, USX2Y_HWDEP_PCM_PAGES);
}
- mutex_lock(&usX2Y->pcm_mutex);
- usX2Y_subs_prepare(subs);
-// Start hardware streams
-// SyncStream first....
- if (atomic_read(&capsubs->state) < state_PREPARED) {
- if (usX2Y->format != runtime->format)
- if ((err = usX2Y_format_set(usX2Y, runtime->format)) < 0)
+ usx2y_subs_prepare(subs);
+ // Start hardware streams
+ // SyncStream first....
+ if (atomic_read(&capsubs->state) < STATE_PREPARED) {
+ if (usx2y->format != runtime->format) {
+ err = usx2y_format_set(usx2y, runtime->format);
+ if (err < 0)
goto up_prepare_mutex;
- if (usX2Y->rate != runtime->rate)
- if ((err = usX2Y_rate_set(usX2Y, runtime->rate)) < 0)
+ }
+ if (usx2y->rate != runtime->rate) {
+ err = usx2y_rate_set(usx2y, runtime->rate);
+ if (err < 0)
goto up_prepare_mutex;
+ }
snd_printdd("starting capture pipe for %s\n", subs == capsubs ?
"self" : "playpipe");
- if (0 > (err = usX2Y_usbpcm_urbs_start(capsubs)))
+ err = usx2y_usbpcm_urbs_start(capsubs);
+ if (err < 0)
goto up_prepare_mutex;
}
if (subs != capsubs) {
- usX2Y->hwdep_pcm_shm->playback_iso_start = -1;
- if (atomic_read(&subs->state) < state_PREPARED) {
- while (usX2Y_iso_frames_per_buffer(runtime, usX2Y) >
- usX2Y->hwdep_pcm_shm->captured_iso_frames) {
- snd_printdd("Wait: iso_frames_per_buffer=%i,"
- "captured_iso_frames=%i\n",
- usX2Y_iso_frames_per_buffer(runtime, usX2Y),
- usX2Y->hwdep_pcm_shm->captured_iso_frames);
+ usx2y->hwdep_pcm_shm->playback_iso_start = -1;
+ if (atomic_read(&subs->state) < STATE_PREPARED) {
+ while (usx2y_iso_frames_per_buffer(runtime, usx2y) >
+ usx2y->hwdep_pcm_shm->captured_iso_frames) {
+ snd_printdd("Wait: iso_frames_per_buffer=%i,captured_iso_frames=%i\n",
+ usx2y_iso_frames_per_buffer(runtime, usx2y),
+ usx2y->hwdep_pcm_shm->captured_iso_frames);
if (msleep_interruptible(10)) {
err = -ERESTARTSYS;
goto up_prepare_mutex;
}
- }
- if (0 > (err = usX2Y_usbpcm_urbs_start(subs)))
+ }
+ err = usx2y_usbpcm_urbs_start(subs);
+ if (err < 0)
goto up_prepare_mutex;
}
snd_printdd("Ready: iso_frames_per_buffer=%i,captured_iso_frames=%i\n",
- usX2Y_iso_frames_per_buffer(runtime, usX2Y),
- usX2Y->hwdep_pcm_shm->captured_iso_frames);
- } else
- usX2Y->hwdep_pcm_shm->capture_iso_start = -1;
+ usx2y_iso_frames_per_buffer(runtime, usx2y),
+ usx2y->hwdep_pcm_shm->captured_iso_frames);
+ } else {
+ usx2y->hwdep_pcm_shm->capture_iso_start = -1;
+ }
up_prepare_mutex:
- mutex_unlock(&usX2Y->pcm_mutex);
+ mutex_unlock(&usx2y->pcm_mutex);
return err;
}
-static const struct snd_pcm_hardware snd_usX2Y_4c =
-{
+static const struct snd_pcm_hardware snd_usx2y_4c = {
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID),
@@ -547,55 +583,53 @@ static const struct snd_pcm_hardware snd_usX2Y_4c =
.fifo_size = 0
};
-
-
-static int snd_usX2Y_usbpcm_open(struct snd_pcm_substream *substream)
+static int snd_usx2y_usbpcm_open(struct snd_pcm_substream *substream)
{
- struct snd_usX2Y_substream *subs = ((struct snd_usX2Y_substream **)
- snd_pcm_substream_chip(substream))[substream->stream];
+ struct snd_usx2y_substream *subs =
+ ((struct snd_usx2y_substream **)
+ snd_pcm_substream_chip(substream))[substream->stream];
struct snd_pcm_runtime *runtime = substream->runtime;
- if (!(subs->usX2Y->chip_status & USX2Y_STAT_CHIP_MMAP_PCM_URBS))
+ if (!(subs->usx2y->chip_status & USX2Y_STAT_CHIP_MMAP_PCM_URBS))
return -EBUSY;
- runtime->hw = SNDRV_PCM_STREAM_PLAYBACK == substream->stream ? snd_usX2Y_2c :
- (subs->usX2Y->subs[3] ? snd_usX2Y_4c : snd_usX2Y_2c);
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ runtime->hw = snd_usx2y_2c;
+ else
+ runtime->hw = (subs->usx2y->subs[3] ? snd_usx2y_4c : snd_usx2y_2c);
runtime->private_data = subs;
subs->pcm_substream = substream;
snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 1000, 200000);
return 0;
}
-
-static int snd_usX2Y_usbpcm_close(struct snd_pcm_substream *substream)
+static int snd_usx2y_usbpcm_close(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_usX2Y_substream *subs = runtime->private_data;
+ struct snd_usx2y_substream *subs = runtime->private_data;
subs->pcm_substream = NULL;
return 0;
}
-
-static const struct snd_pcm_ops snd_usX2Y_usbpcm_ops =
-{
- .open = snd_usX2Y_usbpcm_open,
- .close = snd_usX2Y_usbpcm_close,
- .hw_params = snd_usX2Y_pcm_hw_params,
- .hw_free = snd_usX2Y_usbpcm_hw_free,
- .prepare = snd_usX2Y_usbpcm_prepare,
- .trigger = snd_usX2Y_pcm_trigger,
- .pointer = snd_usX2Y_pcm_pointer,
+static const struct snd_pcm_ops snd_usx2y_usbpcm_ops = {
+ .open = snd_usx2y_usbpcm_open,
+ .close = snd_usx2y_usbpcm_close,
+ .hw_params = snd_usx2y_pcm_hw_params,
+ .hw_free = snd_usx2y_usbpcm_hw_free,
+ .prepare = snd_usx2y_usbpcm_prepare,
+ .trigger = snd_usx2y_pcm_trigger,
+ .pointer = snd_usx2y_pcm_pointer,
};
-
-static int usX2Y_pcms_busy_check(struct snd_card *card)
+static int usx2y_pcms_busy_check(struct snd_card *card)
{
- struct usX2Ydev *dev = usX2Y(card);
+ struct usx2ydev *dev = usx2y(card);
+ struct snd_usx2y_substream *subs;
int i;
for (i = 0; i < dev->pcm_devs * 2; i++) {
- struct snd_usX2Y_substream *subs = dev->subs[i];
+ subs = dev->subs[i];
if (subs && subs->pcm_substream &&
SUBSTREAM_BUSY(subs->pcm_substream))
return -EBUSY;
@@ -603,125 +637,120 @@ static int usX2Y_pcms_busy_check(struct snd_card *card)
return 0;
}
-static int snd_usX2Y_hwdep_pcm_open(struct snd_hwdep *hw, struct file *file)
+static int snd_usx2y_hwdep_pcm_open(struct snd_hwdep *hw, struct file *file)
{
struct snd_card *card = hw->card;
int err;
- mutex_lock(&usX2Y(card)->pcm_mutex);
- err = usX2Y_pcms_busy_check(card);
+ mutex_lock(&usx2y(card)->pcm_mutex);
+ err = usx2y_pcms_busy_check(card);
if (!err)
- usX2Y(card)->chip_status |= USX2Y_STAT_CHIP_MMAP_PCM_URBS;
- mutex_unlock(&usX2Y(card)->pcm_mutex);
+ usx2y(card)->chip_status |= USX2Y_STAT_CHIP_MMAP_PCM_URBS;
+ mutex_unlock(&usx2y(card)->pcm_mutex);
return err;
}
-
-static int snd_usX2Y_hwdep_pcm_release(struct snd_hwdep *hw, struct file *file)
+static int snd_usx2y_hwdep_pcm_release(struct snd_hwdep *hw, struct file *file)
{
struct snd_card *card = hw->card;
int err;
- mutex_lock(&usX2Y(card)->pcm_mutex);
- err = usX2Y_pcms_busy_check(card);
+ mutex_lock(&usx2y(card)->pcm_mutex);
+ err = usx2y_pcms_busy_check(card);
if (!err)
- usX2Y(hw->card)->chip_status &= ~USX2Y_STAT_CHIP_MMAP_PCM_URBS;
- mutex_unlock(&usX2Y(card)->pcm_mutex);
+ usx2y(hw->card)->chip_status &= ~USX2Y_STAT_CHIP_MMAP_PCM_URBS;
+ mutex_unlock(&usx2y(card)->pcm_mutex);
return err;
}
-
-static void snd_usX2Y_hwdep_pcm_vm_open(struct vm_area_struct *area)
+static void snd_usx2y_hwdep_pcm_vm_open(struct vm_area_struct *area)
{
}
-
-static void snd_usX2Y_hwdep_pcm_vm_close(struct vm_area_struct *area)
+static void snd_usx2y_hwdep_pcm_vm_close(struct vm_area_struct *area)
{
}
-
-static vm_fault_t snd_usX2Y_hwdep_pcm_vm_fault(struct vm_fault *vmf)
+static vm_fault_t snd_usx2y_hwdep_pcm_vm_fault(struct vm_fault *vmf)
{
unsigned long offset;
void *vaddr;
offset = vmf->pgoff << PAGE_SHIFT;
- vaddr = (char *)((struct usX2Ydev *)vmf->vma->vm_private_data)->hwdep_pcm_shm + offset;
+ vaddr = (char *)((struct usx2ydev *)vmf->vma->vm_private_data)->hwdep_pcm_shm + offset;
vmf->page = virt_to_page(vaddr);
get_page(vmf->page);
return 0;
}
-
-static const struct vm_operations_struct snd_usX2Y_hwdep_pcm_vm_ops = {
- .open = snd_usX2Y_hwdep_pcm_vm_open,
- .close = snd_usX2Y_hwdep_pcm_vm_close,
- .fault = snd_usX2Y_hwdep_pcm_vm_fault,
+static const struct vm_operations_struct snd_usx2y_hwdep_pcm_vm_ops = {
+ .open = snd_usx2y_hwdep_pcm_vm_open,
+ .close = snd_usx2y_hwdep_pcm_vm_close,
+ .fault = snd_usx2y_hwdep_pcm_vm_fault,
};
-
-static int snd_usX2Y_hwdep_pcm_mmap(struct snd_hwdep * hw, struct file *filp, struct vm_area_struct *area)
+static int snd_usx2y_hwdep_pcm_mmap(struct snd_hwdep *hw, struct file *filp, struct vm_area_struct *area)
{
unsigned long size = (unsigned long)(area->vm_end - area->vm_start);
- struct usX2Ydev *usX2Y = hw->private_data;
+ struct usx2ydev *usx2y = hw->private_data;
- if (!(usX2Y->chip_status & USX2Y_STAT_CHIP_INIT))
+ if (!(usx2y->chip_status & USX2Y_STAT_CHIP_INIT))
return -EBUSY;
- /* if userspace tries to mmap beyond end of our buffer, fail */
- if (size > PAGE_ALIGN(sizeof(struct snd_usX2Y_hwdep_pcm_shm))) {
- snd_printd("%lu > %lu\n", size, (unsigned long)sizeof(struct snd_usX2Y_hwdep_pcm_shm));
+ /* if userspace tries to mmap beyond end of our buffer, fail */
+ if (size > USX2Y_HWDEP_PCM_PAGES) {
+ snd_printd("%lu > %lu\n", size, (unsigned long)USX2Y_HWDEP_PCM_PAGES);
return -EINVAL;
}
- if (!usX2Y->hwdep_pcm_shm) {
+ if (!usx2y->hwdep_pcm_shm)
return -ENODEV;
- }
- area->vm_ops = &snd_usX2Y_hwdep_pcm_vm_ops;
+
+ area->vm_ops = &snd_usx2y_hwdep_pcm_vm_ops;
area->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
area->vm_private_data = hw->private_data;
return 0;
}
-
-static void snd_usX2Y_hwdep_pcm_private_free(struct snd_hwdep *hwdep)
+static void snd_usx2y_hwdep_pcm_private_free(struct snd_hwdep *hwdep)
{
- struct usX2Ydev *usX2Y = hwdep->private_data;
- if (NULL != usX2Y->hwdep_pcm_shm)
- free_pages_exact(usX2Y->hwdep_pcm_shm, sizeof(struct snd_usX2Y_hwdep_pcm_shm));
-}
+ struct usx2ydev *usx2y = hwdep->private_data;
+ if (usx2y->hwdep_pcm_shm)
+ free_pages_exact(usx2y->hwdep_pcm_shm, USX2Y_HWDEP_PCM_PAGES);
+}
-int usX2Y_hwdep_pcm_new(struct snd_card *card)
+int usx2y_hwdep_pcm_new(struct snd_card *card)
{
int err;
struct snd_hwdep *hw;
struct snd_pcm *pcm;
- struct usb_device *dev = usX2Y(card)->dev;
- if (1 != nr_of_packs())
+ struct usb_device *dev = usx2y(card)->dev;
+
+ if (nr_of_packs() != 1)
return 0;
- if ((err = snd_hwdep_new(card, SND_USX2Y_USBPCM_ID, 1, &hw)) < 0)
+ err = snd_hwdep_new(card, SND_USX2Y_USBPCM_ID, 1, &hw);
+ if (err < 0)
return err;
hw->iface = SNDRV_HWDEP_IFACE_USX2Y_PCM;
- hw->private_data = usX2Y(card);
- hw->private_free = snd_usX2Y_hwdep_pcm_private_free;
- hw->ops.open = snd_usX2Y_hwdep_pcm_open;
- hw->ops.release = snd_usX2Y_hwdep_pcm_release;
- hw->ops.mmap = snd_usX2Y_hwdep_pcm_mmap;
+ hw->private_data = usx2y(card);
+ hw->private_free = snd_usx2y_hwdep_pcm_private_free;
+ hw->ops.open = snd_usx2y_hwdep_pcm_open;
+ hw->ops.release = snd_usx2y_hwdep_pcm_release;
+ hw->ops.mmap = snd_usx2y_hwdep_pcm_mmap;
hw->exclusive = 1;
sprintf(hw->name, "/dev/bus/usb/%03d/%03d/hwdeppcm", dev->bus->busnum, dev->devnum);
err = snd_pcm_new(card, NAME_ALLCAPS" hwdep Audio", 2, 1, 1, &pcm);
- if (err < 0) {
+ if (err < 0)
return err;
- }
- snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_usX2Y_usbpcm_ops);
- snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_usX2Y_usbpcm_ops);
- pcm->private_data = usX2Y(card)->subs;
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_usx2y_usbpcm_ops);
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_usx2y_usbpcm_ops);
+
+ pcm->private_data = usx2y(card)->subs;
pcm->info_flags = 0;
sprintf(pcm->name, NAME_ALLCAPS" hwdep Audio");
@@ -739,7 +768,7 @@ int usX2Y_hwdep_pcm_new(struct snd_card *card)
#else
-int usX2Y_hwdep_pcm_new(struct snd_card *card)
+int usx2y_hwdep_pcm_new(struct snd_card *card)
{
return 0;
}
diff --git a/sound/usb/usx2y/usx2yhwdeppcm.h b/sound/usb/usx2y/usx2yhwdeppcm.h
index eb5a46466f0e..731b1c5a3474 100644
--- a/sound/usb/usx2y/usx2yhwdeppcm.h
+++ b/sound/usb/usx2y/usx2yhwdeppcm.h
@@ -4,7 +4,7 @@
#define MAXSTRIDE 3
#define SSS (((MAXPACK*MAXBUFFERMS*MAXSTRIDE + 4096) / 4096) * 4096)
-struct snd_usX2Y_hwdep_pcm_shm {
+struct snd_usx2y_hwdep_pcm_shm {
char playback[SSS];
char capture0x8[SSS];
char capture0xA[SSS];
@@ -20,4 +20,4 @@ struct snd_usX2Y_hwdep_pcm_shm {
int capture_iso_start;
};
-int usX2Y_hwdep_pcm_new(struct snd_card *card);
+int usx2y_hwdep_pcm_new(struct snd_card *card);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 16:37:54 +0000