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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.c111
1 files changed, 32 insertions, 79 deletions
diff --git a/sound/pci/lx6464es/lx_core.c b/sound/pci/lx6464es/lx_core.c
index 9d95ecb299ae..6f0843cfb3be 100644
--- a/sound/pci/lx6464es/lx_core.c
+++ b/sound/pci/lx6464es/lx_core.c
@@ -316,26 +316,25 @@ polling_successful:
/* low-level dsp access */
int lx_dsp_get_version(struct lx6464es *chip, u32 *rdsp_version)
{
- u16 ret;
+ int ret;
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_01_GET_SYS_CFG);
ret = lx_message_send_atomic(chip, &chip->rmh);
*rdsp_version = chip->rmh.stat[1];
- mutex_unlock(&chip->msg_lock);
return ret;
}
int lx_dsp_get_clock_frequency(struct lx6464es *chip, u32 *rfreq)
{
- u16 ret = 0;
u32 freq_raw = 0;
u32 freq = 0;
u32 frequency = 0;
+ int ret;
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_01_GET_SYS_CFG);
ret = lx_message_send_atomic(chip, &chip->rmh);
@@ -353,8 +352,6 @@ int lx_dsp_get_clock_frequency(struct lx6464es *chip, u32 *rfreq)
frequency = 48000;
}
- mutex_unlock(&chip->msg_lock);
-
*rfreq = frequency * chip->freq_ratio;
return ret;
@@ -381,23 +378,19 @@ int lx_dsp_get_mac(struct lx6464es *chip)
int lx_dsp_set_granularity(struct lx6464es *chip, u32 gran)
{
- int ret;
-
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_02_SET_GRANULARITY);
chip->rmh.cmd[0] |= gran;
- ret = lx_message_send_atomic(chip, &chip->rmh);
- mutex_unlock(&chip->msg_lock);
- return ret;
+ return lx_message_send_atomic(chip, &chip->rmh);
}
int lx_dsp_read_async_events(struct lx6464es *chip, u32 *data)
{
int ret;
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_04_GET_EVENT);
chip->rmh.stat_len = 9; /* we don't necessarily need the full length */
@@ -407,7 +400,6 @@ int lx_dsp_read_async_events(struct lx6464es *chip, u32 *data)
if (!ret)
memcpy(data, chip->rmh.stat, chip->rmh.stat_len * sizeof(u32));
- mutex_unlock(&chip->msg_lock);
return ret;
}
@@ -423,14 +415,13 @@ int lx_pipe_allocate(struct lx6464es *chip, u32 pipe, int is_capture,
int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_06_ALLOCATE_PIPE);
chip->rmh.cmd[0] |= pipe_cmd;
chip->rmh.cmd[0] |= channels;
err = lx_message_send_atomic(chip, &chip->rmh);
- mutex_unlock(&chip->msg_lock);
if (err != 0)
dev_err(chip->card->dev, "could not allocate pipe\n");
@@ -440,18 +431,14 @@ int lx_pipe_allocate(struct lx6464es *chip, u32 pipe, int is_capture,
int lx_pipe_release(struct lx6464es *chip, u32 pipe, int is_capture)
{
- int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_07_RELEASE_PIPE);
chip->rmh.cmd[0] |= pipe_cmd;
- err = lx_message_send_atomic(chip, &chip->rmh);
- mutex_unlock(&chip->msg_lock);
-
- return err;
+ return lx_message_send_atomic(chip, &chip->rmh);
}
int lx_buffer_ask(struct lx6464es *chip, u32 pipe, int is_capture,
@@ -468,7 +455,7 @@ int lx_buffer_ask(struct lx6464es *chip, u32 pipe, int is_capture,
*r_needed = 0;
*r_freed = 0;
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_08_ASK_BUFFERS);
chip->rmh.cmd[0] |= pipe_cmd;
@@ -501,41 +488,32 @@ int lx_buffer_ask(struct lx6464es *chip, u32 pipe, int is_capture,
}
}
- mutex_unlock(&chip->msg_lock);
return err;
}
int lx_pipe_stop(struct lx6464es *chip, u32 pipe, int is_capture)
{
- int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_09_STOP_PIPE);
chip->rmh.cmd[0] |= pipe_cmd;
- err = lx_message_send_atomic(chip, &chip->rmh);
-
- mutex_unlock(&chip->msg_lock);
- return err;
+ return lx_message_send_atomic(chip, &chip->rmh);
}
static int lx_pipe_toggle_state(struct lx6464es *chip, u32 pipe, int is_capture)
{
- int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_0B_TOGGLE_PIPE_STATE);
chip->rmh.cmd[0] |= pipe_cmd;
- err = lx_message_send_atomic(chip, &chip->rmh);
-
- mutex_unlock(&chip->msg_lock);
- return err;
+ return lx_message_send_atomic(chip, &chip->rmh);
}
@@ -572,7 +550,7 @@ int lx_pipe_sample_count(struct lx6464es *chip, u32 pipe, int is_capture,
int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_0A_GET_PIPE_SPL_COUNT);
chip->rmh.cmd[0] |= pipe_cmd;
@@ -589,7 +567,6 @@ int lx_pipe_sample_count(struct lx6464es *chip, u32 pipe, int is_capture,
+ chip->rmh.stat[1]; /* lo part */
}
- mutex_unlock(&chip->msg_lock);
return err;
}
@@ -598,7 +575,7 @@ int lx_pipe_state(struct lx6464es *chip, u32 pipe, int is_capture, u16 *rstate)
int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_0A_GET_PIPE_SPL_COUNT);
chip->rmh.cmd[0] |= pipe_cmd;
@@ -610,7 +587,6 @@ int lx_pipe_state(struct lx6464es *chip, u32 pipe, int is_capture, u16 *rstate)
else
*rstate = (chip->rmh.stat[0] >> PSTATE_OFFSET) & 0x0F;
- mutex_unlock(&chip->msg_lock);
return err;
}
@@ -651,29 +627,24 @@ int lx_pipe_wait_for_idle(struct lx6464es *chip, u32 pipe, int is_capture)
int lx_stream_set_state(struct lx6464es *chip, u32 pipe,
int is_capture, enum stream_state_t state)
{
- int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_13_SET_STREAM_STATE);
chip->rmh.cmd[0] |= pipe_cmd;
chip->rmh.cmd[0] |= state;
- err = lx_message_send_atomic(chip, &chip->rmh);
- mutex_unlock(&chip->msg_lock);
-
- return err;
+ return lx_message_send_atomic(chip, &chip->rmh);
}
int lx_stream_set_format(struct lx6464es *chip, struct snd_pcm_runtime *runtime,
u32 pipe, int is_capture)
{
- int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
u32 channels = runtime->channels;
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_0C_DEF_STREAM);
chip->rmh.cmd[0] |= pipe_cmd;
@@ -688,10 +659,7 @@ int lx_stream_set_format(struct lx6464es *chip, struct snd_pcm_runtime *runtime,
chip->rmh.cmd[0] |= channels-1;
- err = lx_message_send_atomic(chip, &chip->rmh);
- mutex_unlock(&chip->msg_lock);
-
- return err;
+ return lx_message_send_atomic(chip, &chip->rmh);
}
int lx_stream_state(struct lx6464es *chip, u32 pipe, int is_capture,
@@ -700,7 +668,7 @@ int lx_stream_state(struct lx6464es *chip, u32 pipe, int is_capture,
int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_0E_GET_STREAM_SPL_COUNT);
chip->rmh.cmd[0] |= pipe_cmd;
@@ -709,7 +677,6 @@ int lx_stream_state(struct lx6464es *chip, u32 pipe, int is_capture,
*rstate = (chip->rmh.stat[0] & SF_START) ? START_STATE : PAUSE_STATE;
- mutex_unlock(&chip->msg_lock);
return err;
}
@@ -719,7 +686,7 @@ int lx_stream_sample_position(struct lx6464es *chip, u32 pipe, int is_capture,
int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_0E_GET_STREAM_SPL_COUNT);
chip->rmh.cmd[0] |= pipe_cmd;
@@ -730,7 +697,6 @@ int lx_stream_sample_position(struct lx6464es *chip, u32 pipe, int is_capture,
<< 32) /* hi part */
+ chip->rmh.stat[1]; /* lo part */
- mutex_unlock(&chip->msg_lock);
return err;
}
@@ -742,7 +708,7 @@ int lx_buffer_give(struct lx6464es *chip, u32 pipe, int is_capture,
int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_0F_UPDATE_BUFFER);
chip->rmh.cmd[0] |= pipe_cmd;
@@ -763,7 +729,7 @@ int lx_buffer_give(struct lx6464es *chip, u32 pipe, int is_capture,
if (err == 0) {
*r_buffer_index = chip->rmh.stat[0];
- goto done;
+ return err;
}
if (err == EB_RBUFFERS_TABLE_OVERFLOW)
@@ -778,8 +744,6 @@ int lx_buffer_give(struct lx6464es *chip, u32 pipe, int is_capture,
dev_err(chip->card->dev,
"lx_buffer_give EB_CMD_REFUSED\n");
- done:
- mutex_unlock(&chip->msg_lock);
return err;
}
@@ -789,7 +753,7 @@ int lx_buffer_free(struct lx6464es *chip, u32 pipe, int is_capture,
int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_11_CANCEL_BUFFER);
chip->rmh.cmd[0] |= pipe_cmd;
@@ -801,26 +765,21 @@ int lx_buffer_free(struct lx6464es *chip, u32 pipe, int is_capture,
if (err == 0)
*r_buffer_size = chip->rmh.stat[0] & MASK_DATA_SIZE;
- mutex_unlock(&chip->msg_lock);
return err;
}
int lx_buffer_cancel(struct lx6464es *chip, u32 pipe, int is_capture,
u32 buffer_index)
{
- int err;
u32 pipe_cmd = PIPE_INFO_TO_CMD(is_capture, pipe);
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_11_CANCEL_BUFFER);
chip->rmh.cmd[0] |= pipe_cmd;
chip->rmh.cmd[0] |= buffer_index;
- err = lx_message_send_atomic(chip, &chip->rmh);
-
- mutex_unlock(&chip->msg_lock);
- return err;
+ return lx_message_send_atomic(chip, &chip->rmh);
}
@@ -831,11 +790,10 @@ int lx_buffer_cancel(struct lx6464es *chip, u32 pipe, int is_capture,
* */
int lx_level_unmute(struct lx6464es *chip, int is_capture, int unmute)
{
- int err;
/* bit set to 1: channel muted */
u64 mute_mask = unmute ? 0 : 0xFFFFFFFFFFFFFFFFLLU;
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
lx_message_init(&chip->rmh, CMD_0D_SET_MUTE);
chip->rmh.cmd[0] |= PIPE_INFO_TO_CMD(is_capture, 0);
@@ -847,10 +805,7 @@ int lx_level_unmute(struct lx6464es *chip, int is_capture, int unmute)
"mute %x %x %x\n", chip->rmh.cmd[0], chip->rmh.cmd[1],
chip->rmh.cmd[2]);
- err = lx_message_send_atomic(chip, &chip->rmh);
-
- mutex_unlock(&chip->msg_lock);
- return err;
+ return lx_message_send_atomic(chip, &chip->rmh);
}
static const u32 peak_map[] = {
@@ -878,7 +833,7 @@ int lx_level_peaks(struct lx6464es *chip, int is_capture, int channels,
int err = 0;
int i;
- mutex_lock(&chip->msg_lock);
+ guard(mutex)(&chip->msg_lock);
for (i = 0; i < channels; i += 4) {
u32 s0, s1, s2, s3;
@@ -903,7 +858,6 @@ int lx_level_peaks(struct lx6464es *chip, int is_capture, int channels,
r_levels += 4;
}
- mutex_unlock(&chip->msg_lock);
return err;
}
@@ -1033,7 +987,7 @@ static int lx_interrupt_request_new_buffer(struct lx6464es *chip,
dev_dbg(chip->card->dev, "->lx_interrupt_request_new_buffer\n");
- mutex_lock(&chip->lock);
+ guard(mutex)(&chip->lock);
err = lx_buffer_ask(chip, 0, is_capture, &needed, &freed, size_array);
dev_dbg(chip->card->dev,
@@ -1047,7 +1001,6 @@ static int lx_interrupt_request_new_buffer(struct lx6464es *chip,
buffer_index, (unsigned long)buf, period_bytes);
lx_stream->frame_pos = next_pos;
- mutex_unlock(&chip->lock);
return err;
}
generated by cgit v1.2.3 (git 2.39.0) at 2025-10-06 06:35:19 +0300