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ALSA: hda: Add code_loading parameter to stream setup 

AudioDSP firmware is the one who kicks SDxFIFOS calculation when a
stream is decoupled mode. During firmware bring up procedure, there is
no firmware running and the code-loading stream is always a decoupled
one. So, there is none to trigger the calculation and we end up with
false-positive timeout (-110) messages.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Acked-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20231006102857.749143-4-cezary.rojewski@intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Cezary Rojewski 2023-10-06 12:28:57 +02:00 committed by Takashi Iwai
parent 956b610c49
commit 5eb4ff884f
8 changed files with 26 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/sound/hdaudio.h
View File

@ -573,7 +573,7 @@ void snd_hdac_stream_release(struct hdac_stream *azx_dev);
struct hdac_stream *snd_hdac_get_stream(struct hdac_bus *bus,
int dir, int stream_tag);
int snd_hdac_stream_setup(struct hdac_stream *azx_dev);
int snd_hdac_stream_setup(struct hdac_stream *azx_dev, bool code_loading);
void snd_hdac_stream_cleanup(struct hdac_stream *azx_dev);
int snd_hdac_stream_setup_periods(struct hdac_stream *azx_dev);
int snd_hdac_stream_set_params(struct hdac_stream *azx_dev,

4
include/sound/hdaudio_ext.h
View File

@ -60,7 +60,7 @@ struct hdac_ext_stream {
bool link_locked:1;
bool link_prepared;
int (*host_setup)(struct hdac_stream *);
int (*host_setup)(struct hdac_stream *, bool);
struct snd_pcm_substream *link_substream;
};
@ -88,7 +88,7 @@ void snd_hdac_ext_stream_start(struct hdac_ext_stream *hext_stream);
void snd_hdac_ext_stream_clear(struct hdac_ext_stream *hext_stream);
void snd_hdac_ext_stream_reset(struct hdac_ext_stream *hext_stream);
int snd_hdac_ext_stream_setup(struct hdac_ext_stream *hext_stream, int fmt);
int snd_hdac_ext_host_stream_setup(struct hdac_ext_stream *hext_stream);
int snd_hdac_ext_host_stream_setup(struct hdac_ext_stream *hext_stream, bool code_loading);
struct hdac_ext_link {
struct hdac_bus *bus;

12
sound/hda/ext/hdac_ext_stream.c
View File

@ -21,12 +21,13 @@
/**
* snd_hdac_ext_host_stream_setup - Setup a HOST stream.
* @hext_stream: HDAudio stream to set up.
* @code_loading: Whether the stream is for PCM or code-loading.
*
* Return: Zero on success or negative error code.
*/
int snd_hdac_ext_host_stream_setup(struct hdac_ext_stream *hext_stream)
int snd_hdac_ext_host_stream_setup(struct hdac_ext_stream *hext_stream, bool code_loading)
{
return hext_stream->host_setup(hdac_stream(hext_stream));
return hext_stream->host_setup(hdac_stream(hext_stream), code_loading);
}
EXPORT_SYMBOL_GPL(snd_hdac_ext_host_stream_setup);
@ -34,16 +35,17 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_host_stream_setup);
* snd_hdac_apl_host_stream_setup - Setup a HOST stream following procedure
* recommended for ApolloLake devices.
* @hstream: HDAudio stream to set up.
* @code_loading: Whether the stream is for PCM or code-loading.
*
* Return: Zero on success or negative error code.
*/
static int snd_hdac_apl_host_stream_setup(struct hdac_stream *hstream)
static int snd_hdac_apl_host_stream_setup(struct hdac_stream *hstream, bool code_loading)
{
struct hdac_ext_stream *hext_stream = stream_to_hdac_ext_stream(hstream);
int ret;
snd_hdac_ext_stream_decouple(hstream->bus, hext_stream, false);
ret = snd_hdac_stream_setup(hstream);
ret = snd_hdac_stream_setup(hstream, code_loading);
snd_hdac_ext_stream_decouple(hstream->bus, hext_stream, true);
return ret;
@ -89,7 +91,7 @@ int snd_hdac_ext_stream_init_all(struct hdac_bus *bus, int start_idx,
int num_stream, int dir)
{
struct pci_dev *pci = to_pci_dev(bus->dev);
int (*setup_op)(struct hdac_stream *);
int (*setup_op)(struct hdac_stream *, bool);
int stream_tag = 0;
int i, tag, idx = start_idx;

21
sound/hda/hdac_stream.c
View File

@ -252,8 +252,9 @@ EXPORT_SYMBOL_GPL(snd_hdac_stream_reset);
/**
* snd_hdac_stream_setup - set up the SD for streaming
* @azx_dev: HD-audio core stream to set up
* @code_loading: Whether the stream is for PCM or code-loading.
*/
int snd_hdac_stream_setup(struct hdac_stream *azx_dev)
int snd_hdac_stream_setup(struct hdac_stream *azx_dev, bool code_loading)
{
struct hdac_bus *bus = azx_dev->bus;
struct snd_pcm_runtime *runtime;
@ -302,13 +303,15 @@ int snd_hdac_stream_setup(struct hdac_stream *azx_dev)
/* set the interrupt enable bits in the descriptor control register */
snd_hdac_stream_updatel(azx_dev, SD_CTL, 0, SD_INT_MASK);
/* Once SDxFMT is set, the controller programs SDxFIFOS to non-zero value. */
ret = snd_hdac_stream_readw_poll(azx_dev, SD_FIFOSIZE, reg, reg & AZX_SD_FIFOSIZE_MASK,
3, 300);
if (ret)
dev_dbg(bus->dev, "polling SD_FIFOSIZE 0x%04x failed: %d\n",
AZX_REG_SD_FIFOSIZE, ret);
azx_dev->fifo_size = snd_hdac_stream_readw(azx_dev, SD_FIFOSIZE);
if (!code_loading) {
/* Once SDxFMT is set, the controller programs SDxFIFOS to non-zero value. */
ret = snd_hdac_stream_readw_poll(azx_dev, SD_FIFOSIZE, reg,
reg & AZX_SD_FIFOSIZE_MASK, 3, 300);
if (ret)
dev_dbg(bus->dev, "polling SD_FIFOSIZE 0x%04x failed: %d\n",
AZX_REG_SD_FIFOSIZE, ret);
azx_dev->fifo_size = reg;
}
/* when LPIB delay correction gives a small negative value,
* we ignore it; currently set the threshold statically to
@ -953,7 +956,7 @@ int snd_hdac_dsp_prepare(struct hdac_stream *azx_dev, unsigned int format,
if (err < 0)
goto error;
snd_hdac_stream_setup(azx_dev);
snd_hdac_stream_setup(azx_dev, true);
snd_hdac_dsp_unlock(azx_dev);
return azx_dev->stream_tag;

2
sound/pci/hda/hda_controller.c
View File

@ -182,7 +182,7 @@ static int azx_pcm_prepare(struct snd_pcm_substream *substream)
if (err < 0)
goto unlock;
snd_hdac_stream_setup(azx_stream(azx_dev));
snd_hdac_stream_setup(azx_stream(azx_dev), false);
stream_tag = azx_dev->core.stream_tag;
/* CA-IBG chips need the playback stream starting from 1 */

2
sound/soc/intel/avs/pcm.c
View File

@ -625,7 +625,7 @@ static int avs_dai_fe_prepare(struct snd_pcm_substream *substream, struct snd_so
if (ret < 0)
return ret;
ret = snd_hdac_ext_host_stream_setup(host_stream);
ret = snd_hdac_ext_host_stream_setup(host_stream, false);
if (ret < 0)
return ret;

2
sound/soc/intel/avs/probes.c
View File

@ -145,7 +145,7 @@ static int avs_probe_compr_set_params(struct snd_compr_stream *cstream,
ret = snd_hdac_stream_set_params(hdac_stream(host_stream), format_val);
if (ret < 0)
return ret;
ret = snd_hdac_stream_setup(hdac_stream(host_stream));
ret = snd_hdac_stream_setup(hdac_stream(host_stream), false);
if (ret < 0)
return ret;

2
sound/soc/intel/skylake/skl-pcm.c
View File

@ -148,7 +148,7 @@ int skl_pcm_host_dma_prepare(struct device *dev, struct skl_pipe_params *params)
if (err < 0)
return err;
err = snd_hdac_ext_host_stream_setup(stream);
err = snd_hdac_ext_host_stream_setup(stream, false);
if (err < 0)
return err;