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path: root/sound/pci/lx6464es/lx_core.c
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Diffstat (limited to 'sound/pci/lx6464es/lx_core.c')
-rw-r--r--sound/pci/lx6464es/lx_core.c46
1 files changed, 16 insertions, 30 deletions
diff --git a/sound/pci/lx6464es/lx_core.c b/sound/pci/lx6464es/lx_core.c
index 2d8e95e9fbe5..e8f38e5df10a 100644
--- a/sound/pci/lx6464es/lx_core.c
+++ b/sound/pci/lx6464es/lx_core.c
@@ -24,6 +24,7 @@
/* #define RMH_DEBUG 1 */
+#include <linux/bitops.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/delay.h>
@@ -429,11 +430,6 @@ int lx_dsp_read_async_events(struct lx6464es *chip, u32 *data)
return ret;
}
-#define CSES_TIMEOUT 100 /* microseconds */
-#define CSES_CE 0x0001
-#define CSES_BROADCAST 0x0002
-#define CSES_UPDATE_LDSV 0x0004
-
#define PIPE_INFO_TO_CMD(capture, pipe) \
((u32)((u32)(pipe) | ((capture) ? ID_IS_CAPTURE : 0L)) << ID_OFFSET)
@@ -519,7 +515,6 @@ int lx_buffer_ask(struct lx6464es *chip, u32 pipe, int is_capture,
*r_needed += 1;
}
-#if 0
dev_dbg(chip->card->dev,
"CMD_08_ASK_BUFFERS: needed %d, freed %d\n",
*r_needed, *r_freed);
@@ -530,7 +525,6 @@ int lx_buffer_ask(struct lx6464es *chip, u32 pipe, int is_capture,
chip->rmh.stat[i],
chip->rmh.stat[i] & MASK_DATA_SIZE);
}
-#endif
}
spin_unlock_irqrestore(&chip->msg_lock, flags);
@@ -971,9 +965,9 @@ int lx_level_peaks(struct lx6464es *chip, int is_capture, int channels,
/* interrupt handling */
#define PCX_IRQ_NONE 0
-#define IRQCS_ACTIVE_PCIDB 0x00002000L /* Bit nø 13 */
-#define IRQCS_ENABLE_PCIIRQ 0x00000100L /* Bit nø 08 */
-#define IRQCS_ENABLE_PCIDB 0x00000200L /* Bit nø 09 */
+#define IRQCS_ACTIVE_PCIDB BIT(13)
+#define IRQCS_ENABLE_PCIIRQ BIT(8)
+#define IRQCS_ENABLE_PCIDB BIT(9)
static u32 lx_interrupt_test_ack(struct lx6464es *chip)
{
@@ -1030,25 +1024,21 @@ static int lx_interrupt_handle_async_events(struct lx6464es *chip, u32 irqsrc,
int err;
u32 stat[9]; /* answer from CMD_04_GET_EVENT */
- /* On peut optimiser pour ne pas lire les evenements vides
- * les mots de réponse sont dans l'ordre suivant :
- * Stat[0] mot de status général
- * Stat[1] fin de buffer OUT pF
- * Stat[2] fin de buffer OUT pf
- * Stat[3] fin de buffer IN pF
- * Stat[4] fin de buffer IN pf
- * Stat[5] underrun poid fort
- * Stat[6] underrun poid faible
- * Stat[7] overrun poid fort
- * Stat[8] overrun poid faible
+ /* We can optimize this to not read dumb events.
+ * Answer words are in the following order:
+ * Stat[0] general status
+ * Stat[1] end of buffer OUT pF
+ * Stat[2] end of buffer OUT pf
+ * Stat[3] end of buffer IN pF
+ * Stat[4] end of buffer IN pf
+ * Stat[5] MSB underrun
+ * Stat[6] LSB underrun
+ * Stat[7] MSB overrun
+ * Stat[8] LSB overrun
* */
u64 orun_mask;
u64 urun_mask;
-#if 0
- int has_underrun = (irqsrc & MASK_SYS_STATUS_URUN) ? 1 : 0;
- int has_overrun = (irqsrc & MASK_SYS_STATUS_ORUN) ? 1 : 0;
-#endif
int eb_pending_out = (irqsrc & MASK_SYS_STATUS_EOBO) ? 1 : 0;
int eb_pending_in = (irqsrc & MASK_SYS_STATUS_EOBI) ? 1 : 0;
@@ -1199,9 +1189,8 @@ irqreturn_t lx_interrupt(int irq, void *dev_id)
if (irqsrc & MASK_SYS_STATUS_CMD_DONE)
goto exit;
-#if 0
if (irqsrc & MASK_SYS_STATUS_EOBI)
- dev_dgg(chip->card->dev, "interrupt: EOBI\n");
+ dev_dbg(chip->card->dev, "interrupt: EOBI\n");
if (irqsrc & MASK_SYS_STATUS_EOBO)
dev_dbg(chip->card->dev, "interrupt: EOBO\n");
@@ -1211,7 +1200,6 @@ irqreturn_t lx_interrupt(int irq, void *dev_id)
if (irqsrc & MASK_SYS_STATUS_ORUN)
dev_dbg(chip->card->dev, "interrupt: ORUN\n");
-#endif
if (async_pending) {
u64 notified_in_pipe_mask = 0;
@@ -1238,7 +1226,6 @@ irqreturn_t lx_interrupt(int irq, void *dev_id)
}
if (async_escmd) {
-#if 0
/* backdoor for ethersound commands
*
* for now, we do not need this
@@ -1246,7 +1233,6 @@ irqreturn_t lx_interrupt(int irq, void *dev_id)
* */
dev_dbg(chip->card->dev, "interrupt requests escmd handling\n");
-#endif
}
exit: