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Diffstat (limited to 'sound/pci/hda/hda_controller.c')
-rw-r--r--sound/pci/hda/hda_controller.c269
1 files changed, 122 insertions, 147 deletions
diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c
index 17c2637d842c..26ce990592a0 100644
--- a/sound/pci/hda/hda_controller.c
+++ b/sound/pci/hda/hda_controller.c
@@ -27,10 +27,8 @@
#include <linux/module.h>
#include <linux/pm_runtime.h>
#include <linux/slab.h>
-#include <linux/reboot.h>
#include <sound/core.h>
#include <sound/initval.h>
-#include "hda_priv.h"
#include "hda_controller.h"
#define CREATE_TRACE_POINTS
@@ -259,11 +257,18 @@ static void azx_timecounter_init(struct snd_pcm_substream *substream,
tc->cycle_last = last;
}
+static inline struct hda_pcm_stream *
+to_hda_pcm_stream(struct snd_pcm_substream *substream)
+{
+ struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
+ return &apcm->info->stream[substream->stream];
+}
+
static u64 azx_adjust_codec_delay(struct snd_pcm_substream *substream,
u64 nsec)
{
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
- struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
+ struct hda_pcm_stream *hinfo = to_hda_pcm_stream(substream);
u64 codec_frames, codec_nsecs;
if (!hinfo->ops.get_delay)
@@ -399,7 +404,7 @@ static int azx_setup_periods(struct azx *chip,
static int azx_pcm_close(struct snd_pcm_substream *substream)
{
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
- struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
+ struct hda_pcm_stream *hinfo = to_hda_pcm_stream(substream);
struct azx *chip = apcm->chip;
struct azx_dev *azx_dev = get_azx_dev(substream);
unsigned long flags;
@@ -410,9 +415,11 @@ static int azx_pcm_close(struct snd_pcm_substream *substream)
azx_dev->running = 0;
spin_unlock_irqrestore(&chip->reg_lock, flags);
azx_release_device(azx_dev);
- hinfo->ops.close(hinfo, apcm->codec, substream);
+ if (hinfo->ops.close)
+ hinfo->ops.close(hinfo, apcm->codec, substream);
snd_hda_power_down(apcm->codec);
mutex_unlock(&chip->open_mutex);
+ snd_hda_codec_pcm_put(apcm->info);
return 0;
}
@@ -441,7 +448,7 @@ static int azx_pcm_hw_free(struct snd_pcm_substream *substream)
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
struct azx_dev *azx_dev = get_azx_dev(substream);
struct azx *chip = apcm->chip;
- struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
+ struct hda_pcm_stream *hinfo = to_hda_pcm_stream(substream);
int err;
/* reset BDL address */
@@ -468,7 +475,7 @@ static int azx_pcm_prepare(struct snd_pcm_substream *substream)
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
struct azx *chip = apcm->chip;
struct azx_dev *azx_dev = get_azx_dev(substream);
- struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
+ struct hda_pcm_stream *hinfo = to_hda_pcm_stream(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
unsigned int bufsize, period_bytes, format_val, stream_tag;
int err;
@@ -708,7 +715,7 @@ unsigned int azx_get_position(struct azx *chip,
if (substream->runtime) {
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
- struct hda_pcm_stream *hinfo = apcm->hinfo[stream];
+ struct hda_pcm_stream *hinfo = to_hda_pcm_stream(substream);
if (chip->get_delay[stream])
delay += chip->get_delay[stream](chip, azx_dev, pos);
@@ -732,17 +739,32 @@ static snd_pcm_uframes_t azx_pcm_pointer(struct snd_pcm_substream *substream)
azx_get_position(chip, azx_dev));
}
-static int azx_get_wallclock_tstamp(struct snd_pcm_substream *substream,
- struct timespec *ts)
+static int azx_get_time_info(struct snd_pcm_substream *substream,
+ struct timespec *system_ts, struct timespec *audio_ts,
+ struct snd_pcm_audio_tstamp_config *audio_tstamp_config,
+ struct snd_pcm_audio_tstamp_report *audio_tstamp_report)
{
struct azx_dev *azx_dev = get_azx_dev(substream);
u64 nsec;
- nsec = timecounter_read(&azx_dev->azx_tc);
- nsec = div_u64(nsec, 3); /* can be optimized */
- nsec = azx_adjust_codec_delay(substream, nsec);
+ if ((substream->runtime->hw.info & SNDRV_PCM_INFO_HAS_LINK_ATIME) &&
+ (audio_tstamp_config->type_requested == SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK)) {
+
+ snd_pcm_gettime(substream->runtime, system_ts);
- *ts = ns_to_timespec(nsec);
+ nsec = timecounter_read(&azx_dev->azx_tc);
+ nsec = div_u64(nsec, 3); /* can be optimized */
+ if (audio_tstamp_config->report_delay)
+ nsec = azx_adjust_codec_delay(substream, nsec);
+
+ *audio_ts = ns_to_timespec(nsec);
+
+ audio_tstamp_report->actual_type = SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK;
+ audio_tstamp_report->accuracy_report = 1; /* rest of structure is valid */
+ audio_tstamp_report->accuracy = 42; /* 24 MHz WallClock == 42ns resolution */
+
+ } else
+ audio_tstamp_report->actual_type = SNDRV_PCM_AUDIO_TSTAMP_TYPE_DEFAULT;
return 0;
}
@@ -756,7 +778,8 @@ static struct snd_pcm_hardware azx_pcm_hw = {
/* SNDRV_PCM_INFO_RESUME |*/
SNDRV_PCM_INFO_PAUSE |
SNDRV_PCM_INFO_SYNC_START |
- SNDRV_PCM_INFO_HAS_WALL_CLOCK |
+ SNDRV_PCM_INFO_HAS_WALL_CLOCK | /* legacy */
+ SNDRV_PCM_INFO_HAS_LINK_ATIME |
SNDRV_PCM_INFO_NO_PERIOD_WAKEUP),
.formats = SNDRV_PCM_FMTBIT_S16_LE,
.rates = SNDRV_PCM_RATE_48000,
@@ -775,7 +798,7 @@ static struct snd_pcm_hardware azx_pcm_hw = {
static int azx_pcm_open(struct snd_pcm_substream *substream)
{
struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
- struct hda_pcm_stream *hinfo = apcm->hinfo[substream->stream];
+ struct hda_pcm_stream *hinfo = to_hda_pcm_stream(substream);
struct azx *chip = apcm->chip;
struct azx_dev *azx_dev;
struct snd_pcm_runtime *runtime = substream->runtime;
@@ -783,11 +806,12 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
int err;
int buff_step;
+ snd_hda_codec_pcm_get(apcm->info);
mutex_lock(&chip->open_mutex);
azx_dev = azx_assign_device(chip, substream);
if (azx_dev == NULL) {
- mutex_unlock(&chip->open_mutex);
- return -EBUSY;
+ err = -EBUSY;
+ goto unlock;
}
runtime->hw = azx_pcm_hw;
runtime->hw.channels_min = hinfo->channels_min;
@@ -821,13 +845,14 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
buff_step);
snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
buff_step);
- snd_hda_power_up_d3wait(apcm->codec);
- err = hinfo->ops.open(hinfo, apcm->codec, substream);
+ snd_hda_power_up(apcm->codec);
+ if (hinfo->ops.open)
+ err = hinfo->ops.open(hinfo, apcm->codec, substream);
+ else
+ err = -ENODEV;
if (err < 0) {
azx_release_device(azx_dev);
- snd_hda_power_down(apcm->codec);
- mutex_unlock(&chip->open_mutex);
- return err;
+ goto powerdown;
}
snd_pcm_limit_hw_rates(runtime);
/* sanity check */
@@ -836,16 +861,18 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
snd_BUG_ON(!runtime->hw.formats) ||
snd_BUG_ON(!runtime->hw.rates)) {
azx_release_device(azx_dev);
- hinfo->ops.close(hinfo, apcm->codec, substream);
- snd_hda_power_down(apcm->codec);
- mutex_unlock(&chip->open_mutex);
- return -EINVAL;
+ if (hinfo->ops.close)
+ hinfo->ops.close(hinfo, apcm->codec, substream);
+ err = -EINVAL;
+ goto powerdown;
}
- /* disable WALLCLOCK timestamps for capture streams
+ /* disable LINK_ATIME timestamps for capture streams
until we figure out how to handle digital inputs */
- if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
- runtime->hw.info &= ~SNDRV_PCM_INFO_HAS_WALL_CLOCK;
+ if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
+ runtime->hw.info &= ~SNDRV_PCM_INFO_HAS_WALL_CLOCK; /* legacy */
+ runtime->hw.info &= ~SNDRV_PCM_INFO_HAS_LINK_ATIME;
+ }
spin_lock_irqsave(&chip->reg_lock, flags);
azx_dev->substream = substream;
@@ -856,6 +883,13 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
snd_pcm_set_sync(substream);
mutex_unlock(&chip->open_mutex);
return 0;
+
+ powerdown:
+ snd_hda_power_down(apcm->codec);
+ unlock:
+ mutex_unlock(&chip->open_mutex);
+ snd_hda_codec_pcm_put(apcm->info);
+ return err;
}
static int azx_pcm_mmap(struct snd_pcm_substream *substream,
@@ -877,7 +911,7 @@ static struct snd_pcm_ops azx_pcm_ops = {
.prepare = azx_pcm_prepare,
.trigger = azx_pcm_trigger,
.pointer = azx_pcm_pointer,
- .wall_clock = azx_get_wallclock_tstamp,
+ .get_time_info = azx_get_time_info,
.mmap = azx_pcm_mmap,
.page = snd_pcm_sgbuf_ops_page,
};
@@ -887,6 +921,7 @@ static void azx_pcm_free(struct snd_pcm *pcm)
struct azx_pcm *apcm = pcm->private_data;
if (apcm) {
list_del(&apcm->list);
+ apcm->info->pcm = NULL;
kfree(apcm);
}
}
@@ -923,6 +958,7 @@ static int azx_attach_pcm_stream(struct hda_bus *bus, struct hda_codec *codec,
apcm->chip = chip;
apcm->pcm = pcm;
apcm->codec = codec;
+ apcm->info = cpcm;
pcm->private_data = apcm;
pcm->private_free = azx_pcm_free;
if (cpcm->pcm_type == HDA_PCM_TYPE_MODEM)
@@ -930,7 +966,6 @@ static int azx_attach_pcm_stream(struct hda_bus *bus, struct hda_codec *codec,
list_add_tail(&apcm->list, &chip->pcm_list);
cpcm->pcm = pcm;
for (s = 0; s < 2; s++) {
- apcm->hinfo[s] = &cpcm->stream[s];
if (cpcm->stream[s].substreams)
snd_pcm_set_ops(pcm, s, &azx_pcm_ops);
}
@@ -941,9 +976,6 @@ static int azx_attach_pcm_stream(struct hda_bus *bus, struct hda_codec *codec,
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
chip->card->dev,
size, MAX_PREALLOC_SIZE);
- /* link to codec */
- for (s = 0; s < 2; s++)
- pcm->streams[s].dev.parent = &codec->dev;
return 0;
}
@@ -952,14 +984,9 @@ static int azx_attach_pcm_stream(struct hda_bus *bus, struct hda_codec *codec,
*/
static int azx_alloc_cmd_io(struct azx *chip)
{
- int err;
-
/* single page (at least 4096 bytes) must suffice for both ringbuffes */
- err = chip->ops->dma_alloc_pages(chip, SNDRV_DMA_TYPE_DEV,
- PAGE_SIZE, &chip->rb);
- if (err < 0)
- dev_err(chip->card->dev, "cannot allocate CORB/RIRB\n");
- return err;
+ return chip->ops->dma_alloc_pages(chip, SNDRV_DMA_TYPE_DEV,
+ PAGE_SIZE, &chip->rb);
}
static void azx_init_cmd_io(struct azx *chip)
@@ -1445,7 +1472,6 @@ static void azx_load_dsp_cleanup(struct hda_bus *bus,
int azx_alloc_stream_pages(struct azx *chip)
{
int i, err;
- struct snd_card *card = chip->card;
for (i = 0; i < chip->num_streams; i++) {
dsp_lock_init(&chip->azx_dev[i]);
@@ -1453,18 +1479,14 @@ int azx_alloc_stream_pages(struct azx *chip)
err = chip->ops->dma_alloc_pages(chip, SNDRV_DMA_TYPE_DEV,
BDL_SIZE,
&chip->azx_dev[i].bdl);
- if (err < 0) {
- dev_err(card->dev, "cannot allocate BDL\n");
+ if (err < 0)
return -ENOMEM;
- }
}
/* allocate memory for the position buffer */
err = chip->ops->dma_alloc_pages(chip, SNDRV_DMA_TYPE_DEV,
chip->num_streams * 8, &chip->posbuf);
- if (err < 0) {
- dev_err(card->dev, "cannot allocate posbuf\n");
+ if (err < 0)
return -ENOMEM;
- }
/* allocate CORB/RIRB */
err = azx_alloc_cmd_io(chip);
@@ -1676,7 +1698,7 @@ irqreturn_t azx_interrupt(int irq, void *dev_id)
int i;
#ifdef CONFIG_PM
- if (chip->driver_caps & AZX_DCAPS_PM_RUNTIME)
+ if (azx_has_pm_runtime(chip))
if (!pm_runtime_active(chip->card->dev))
return IRQ_NONE;
#endif
@@ -1742,12 +1764,12 @@ static int probe_codec(struct azx *chip, int addr)
(AC_VERB_PARAMETERS << 8) | AC_PAR_VENDOR_ID;
unsigned int res;
- mutex_lock(&chip->bus->cmd_mutex);
+ mutex_lock(&chip->bus->core.cmd_mutex);
chip->probing = 1;
azx_send_cmd(chip->bus, cmd);
res = azx_get_response(chip->bus, addr);
chip->probing = 0;
- mutex_unlock(&chip->bus->cmd_mutex);
+ mutex_unlock(&chip->bus->core.cmd_mutex);
if (res == -1)
return -EIO;
dev_dbg(chip->card->dev, "codec #%d probed OK\n", addr);
@@ -1761,34 +1783,11 @@ static void azx_bus_reset(struct hda_bus *bus)
bus->in_reset = 1;
azx_stop_chip(chip);
azx_init_chip(chip, true);
-#ifdef CONFIG_PM
- if (chip->initialized) {
- struct azx_pcm *p;
- list_for_each_entry(p, &chip->pcm_list, list)
- snd_pcm_suspend_all(p->pcm);
- snd_hda_suspend(chip->bus);
- snd_hda_resume(chip->bus);
- }
-#endif
+ if (chip->initialized)
+ snd_hda_bus_reset(chip->bus);
bus->in_reset = 0;
}
-#ifdef CONFIG_PM
-/* power-up/down the controller */
-static void azx_power_notify(struct hda_bus *bus, bool power_up)
-{
- struct azx *chip = bus->private_data;
-
- if (!(chip->driver_caps & AZX_DCAPS_PM_RUNTIME))
- return;
-
- if (power_up)
- pm_runtime_get_sync(chip->card->dev);
- else
- pm_runtime_put_sync(chip->card->dev);
-}
-#endif
-
static int get_jackpoll_interval(struct azx *chip)
{
int i;
@@ -1810,41 +1809,59 @@ static int get_jackpoll_interval(struct azx *chip)
return j;
}
-/* Codec initialization */
-int azx_codec_create(struct azx *chip, const char *model,
- unsigned int max_slots,
- int *power_save_to)
-{
- struct hda_bus_template bus_temp;
- int c, codecs, err;
-
- memset(&bus_temp, 0, sizeof(bus_temp));
- bus_temp.private_data = chip;
- bus_temp.modelname = model;
- bus_temp.pci = chip->pci;
- bus_temp.ops.command = azx_send_cmd;
- bus_temp.ops.get_response = azx_get_response;
- bus_temp.ops.attach_pcm = azx_attach_pcm_stream;
- bus_temp.ops.bus_reset = azx_bus_reset;
-#ifdef CONFIG_PM
- bus_temp.power_save = power_save_to;
- bus_temp.ops.pm_notify = azx_power_notify;
-#endif
+static struct hda_bus_ops bus_ops = {
+ .command = azx_send_cmd,
+ .get_response = azx_get_response,
+ .attach_pcm = azx_attach_pcm_stream,
+ .bus_reset = azx_bus_reset,
#ifdef CONFIG_SND_HDA_DSP_LOADER
- bus_temp.ops.load_dsp_prepare = azx_load_dsp_prepare;
- bus_temp.ops.load_dsp_trigger = azx_load_dsp_trigger;
- bus_temp.ops.load_dsp_cleanup = azx_load_dsp_cleanup;
+ .load_dsp_prepare = azx_load_dsp_prepare,
+ .load_dsp_trigger = azx_load_dsp_trigger,
+ .load_dsp_cleanup = azx_load_dsp_cleanup,
#endif
+};
+
+/* HD-audio bus initialization */
+int azx_bus_create(struct azx *chip, const char *model)
+{
+ struct hda_bus *bus;
+ int err;
- err = snd_hda_bus_new(chip->card, &bus_temp, &chip->bus);
+ err = snd_hda_bus_new(chip->card, &bus);
if (err < 0)
return err;
+ chip->bus = bus;
+ bus->private_data = chip;
+ bus->pci = chip->pci;
+ bus->modelname = model;
+ bus->ops = bus_ops;
+
if (chip->driver_caps & AZX_DCAPS_RIRB_DELAY) {
dev_dbg(chip->card->dev, "Enable delay in RIRB handling\n");
- chip->bus->needs_damn_long_delay = 1;
+ bus->needs_damn_long_delay = 1;
+ }
+
+ /* AMD chipsets often cause the communication stalls upon certain
+ * sequence like the pin-detection. It seems that forcing the synced
+ * access works around the stall. Grrr...
+ */
+ if (chip->driver_caps & AZX_DCAPS_SYNC_WRITE) {
+ dev_dbg(chip->card->dev, "Enable sync_write for stable communication\n");
+ bus->core.sync_write = 1;
+ bus->allow_bus_reset = 1;
}
+ return 0;
+}
+EXPORT_SYMBOL_GPL(azx_bus_create);
+
+/* Probe codecs */
+int azx_probe_codecs(struct azx *chip, unsigned int max_slots)
+{
+ struct hda_bus *bus = chip->bus;
+ int c, codecs, err;
+
codecs = 0;
if (!max_slots)
max_slots = AZX_DEFAULT_CODECS;
@@ -1872,21 +1889,11 @@ int azx_codec_create(struct azx *chip, const char *model,
}
}
- /* AMD chipsets often cause the communication stalls upon certain
- * sequence like the pin-detection. It seems that forcing the synced
- * access works around the stall. Grrr...
- */
- if (chip->driver_caps & AZX_DCAPS_SYNC_WRITE) {
- dev_dbg(chip->card->dev, "Enable sync_write for stable communication\n");
- chip->bus->sync_write = 1;
- chip->bus->allow_bus_reset = 1;
- }
-
/* Then create codec instances */
for (c = 0; c < max_slots; c++) {
if ((chip->codec_mask & (1 << c)) & chip->codec_probe_mask) {
struct hda_codec *codec;
- err = snd_hda_codec_new(chip->bus, c, &codec);
+ err = snd_hda_codec_new(bus, bus->card, c, &codec);
if (err < 0)
continue;
codec->jackpoll_interval = get_jackpoll_interval(chip);
@@ -1900,26 +1907,19 @@ int azx_codec_create(struct azx *chip, const char *model,
}
return 0;
}
-EXPORT_SYMBOL_GPL(azx_codec_create);
+EXPORT_SYMBOL_GPL(azx_probe_codecs);
/* configure each codec instance */
int azx_codec_configure(struct azx *chip)
{
struct hda_codec *codec;
- list_for_each_entry(codec, &chip->bus->codec_list, list) {
+ list_for_each_codec(codec, chip->bus) {
snd_hda_codec_configure(codec);
}
return 0;
}
EXPORT_SYMBOL_GPL(azx_codec_configure);
-/* mixer creation - all stuff is implemented in hda module */
-int azx_mixer_create(struct azx *chip)
-{
- return snd_hda_build_controls(chip->bus);
-}
-EXPORT_SYMBOL_GPL(azx_mixer_create);
-
static bool is_input_stream(struct azx *chip, unsigned char index)
{
@@ -1966,30 +1966,5 @@ int azx_init_stream(struct azx *chip)
}
EXPORT_SYMBOL_GPL(azx_init_stream);
-/*
- * reboot notifier for hang-up problem at power-down
- */
-static int azx_halt(struct notifier_block *nb, unsigned long event, void *buf)
-{
- struct azx *chip = container_of(nb, struct azx, reboot_notifier);
- snd_hda_bus_reboot_notify(chip->bus);
- azx_stop_chip(chip);
- return NOTIFY_OK;
-}
-
-void azx_notifier_register(struct azx *chip)
-{
- chip->reboot_notifier.notifier_call = azx_halt;
- register_reboot_notifier(&chip->reboot_notifier);
-}
-EXPORT_SYMBOL_GPL(azx_notifier_register);
-
-void azx_notifier_unregister(struct azx *chip)
-{
- if (chip->reboot_notifier.notifier_call)
- unregister_reboot_notifier(&chip->reboot_notifier);
-}
-EXPORT_SYMBOL_GPL(azx_notifier_unregister);
-
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Common HDA driver functions");
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 08:52:15 +0000