* [PATCH v2 0/2] ALSA: compress: Add procfs info file for compressed nodes @ 2015-11-25 10:46 ` Richard Fitzgerald 0 siblings, 0 replies; 14+ messages in thread From: Richard Fitzgerald @ 2015-11-25 10:46 UTC (permalink / raw) To: vinod.koul, tiwai, broonie Cc: perex, lgirdwood, alsa-devel, linux-kernel, patches This updates the compress core code to create an 'info' file under procfs for each compressed node, like the PCM core does for PCM nodes. Based off Takashi's for-next Richard Fitzgerald (2): ALSA: compress: Add procfs info file for compressed nodes ALSA: compress: Pass id string to snd_compress_new include/sound/compress_driver.h | 7 +++- sound/core/compress_offload.c | 81 ++++++++++++++++++++++++++++++++++++++++- sound/soc/soc-compress.c | 8 +++- 3 files changed, 92 insertions(+), 4 deletions(-) -- 1.9.1 ^ permalink raw reply [flat|nested] 14+ messages in thread
* [PATCH v2 0/2] ALSA: compress: Add procfs info file for compressed nodes @ 2015-11-25 10:46 ` Richard Fitzgerald 0 siblings, 0 replies; 14+ messages in thread From: Richard Fitzgerald @ 2015-11-25 10:46 UTC (permalink / raw) To: vinod.koul, tiwai, broonie Cc: perex, lgirdwood, alsa-devel, linux-kernel, patches This updates the compress core code to create an 'info' file under procfs for each compressed node, like the PCM core does for PCM nodes. Based off Takashi's for-next Richard Fitzgerald (2): ALSA: compress: Add procfs info file for compressed nodes ALSA: compress: Pass id string to snd_compress_new include/sound/compress_driver.h | 7 +++- sound/core/compress_offload.c | 81 ++++++++++++++++++++++++++++++++++++++++- sound/soc/soc-compress.c | 8 +++- 3 files changed, 92 insertions(+), 4 deletions(-) -- 1.9.1 ^ permalink raw reply [flat|nested] 14+ messages in thread
* [PATCH v2 1/2] ALSA: compress: Add procfs info file for compressed nodes 2015-11-25 10:46 ` Richard Fitzgerald @ 2015-11-25 10:46 ` Richard Fitzgerald -1 siblings, 0 replies; 14+ messages in thread From: Richard Fitzgerald @ 2015-11-25 10:46 UTC (permalink / raw) To: vinod.koul, tiwai, broonie Cc: perex, lgirdwood, alsa-devel, linux-kernel, patches This patch implements a procfs info file for compr nodes when SND_VERBOSE_PROCFS is enabled. This is equivalent to what the PCM core already does for pcm nodes. Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> --- include/sound/compress_driver.h | 5 +++ sound/core/compress_offload.c | 75 ++++++++++++++++++++++++++++++++++++++++- 2 files changed, 79 insertions(+), 1 deletion(-) diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h index fa1d055..85c4237 100644 --- a/include/sound/compress_driver.h +++ b/include/sound/compress_driver.h @@ -152,6 +152,11 @@ struct snd_compr { unsigned int direction; struct mutex lock; int device; +#ifdef CONFIG_SND_VERBOSE_PROCFS + char id[64]; + struct snd_info_entry *proc_root; + struct snd_info_entry *proc_info_entry; +#endif }; /* compress device register APIs */ diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c index b123c42..282b69a 100644 --- a/sound/core/compress_offload.c +++ b/sound/core/compress_offload.c @@ -40,6 +40,7 @@ #include <linux/module.h> #include <sound/core.h> #include <sound/initval.h> +#include <sound/info.h> #include <sound/compress_params.h> #include <sound/compress_offload.h> #include <sound/compress_driver.h> @@ -891,11 +892,78 @@ static int snd_compress_dev_disconnect(struct snd_device *device) return 0; } +#ifdef CONFIG_SND_VERBOSE_PROCFS +static void snd_compress_proc_info_read(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct snd_compr *compr = (struct snd_compr *)entry->private_data; + + snd_iprintf(buffer, "card: %d\n", compr->card->number); + snd_iprintf(buffer, "device: %d\n", compr->device); + snd_iprintf(buffer, "stream: %s\n", + compr->direction == SND_COMPRESS_PLAYBACK + ? "PLAYBACK" : "CAPTURE"); + snd_iprintf(buffer, "id: %s\n", compr->id); +} + +static int snd_compress_proc_init(struct snd_compr *compr) +{ + struct snd_info_entry *entry; + char name[16]; + + sprintf(name, "compr%i", compr->device); + entry = snd_info_create_card_entry(compr->card, name, + compr->card->proc_root); + if (!entry) + return -ENOMEM; + entry->mode = S_IFDIR | S_IRUGO | S_IXUGO; + if (snd_info_register(entry) < 0) { + snd_info_free_entry(entry); + return -ENOMEM; + } + compr->proc_root = entry; + + entry = snd_info_create_card_entry(compr->card, "info", + compr->proc_root); + if (entry) { + snd_info_set_text_ops(entry, compr, + snd_compress_proc_info_read); + if (snd_info_register(entry) < 0) { + snd_info_free_entry(entry); + entry = NULL; + } + } + compr->proc_info_entry = entry; + + return 0; +} + +static int snd_compress_proc_done(struct snd_compr *compr) +{ + snd_info_free_entry(compr->proc_info_entry); + compr->proc_info_entry = NULL; + snd_info_free_entry(compr->proc_root); + compr->proc_root = NULL; + return 0; +} +#else +static int snd_compress_proc_init(struct snd_compr *compr) +{ + return 0; +} + +static int snd_compress_proc_done(struct snd_compr *compr) +{ + return 0; +} +#endif + static int snd_compress_dev_free(struct snd_device *device) { struct snd_compr *compr; compr = device->device_data; + snd_compress_proc_done(compr); put_device(&compr->dev); return 0; } @@ -915,6 +983,7 @@ int snd_compress_new(struct snd_card *card, int device, .dev_register = snd_compress_dev_register, .dev_disconnect = snd_compress_dev_disconnect, }; + int ret; compr->card = card; compr->device = device; @@ -923,7 +992,11 @@ int snd_compress_new(struct snd_card *card, int device, snd_device_initialize(&compr->dev, card); dev_set_name(&compr->dev, "comprC%iD%i", card->number, device); - return snd_device_new(card, SNDRV_DEV_COMPRESS, compr, &ops); + ret = snd_device_new(card, SNDRV_DEV_COMPRESS, compr, &ops); + if (ret == 0) + snd_compress_proc_init(compr); + + return ret; } EXPORT_SYMBOL_GPL(snd_compress_new); -- 1.9.1 ^ permalink raw reply related [flat|nested] 14+ messages in thread
* [PATCH v2 1/2] ALSA: compress: Add procfs info file for compressed nodes @ 2015-11-25 10:46 ` Richard Fitzgerald 0 siblings, 0 replies; 14+ messages in thread From: Richard Fitzgerald @ 2015-11-25 10:46 UTC (permalink / raw) To: vinod.koul, tiwai, broonie Cc: perex, lgirdwood, alsa-devel, linux-kernel, patches This patch implements a procfs info file for compr nodes when SND_VERBOSE_PROCFS is enabled. This is equivalent to what the PCM core already does for pcm nodes. Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> --- include/sound/compress_driver.h | 5 +++ sound/core/compress_offload.c | 75 ++++++++++++++++++++++++++++++++++++++++- 2 files changed, 79 insertions(+), 1 deletion(-) diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h index fa1d055..85c4237 100644 --- a/include/sound/compress_driver.h +++ b/include/sound/compress_driver.h @@ -152,6 +152,11 @@ struct snd_compr { unsigned int direction; struct mutex lock; int device; +#ifdef CONFIG_SND_VERBOSE_PROCFS + char id[64]; + struct snd_info_entry *proc_root; + struct snd_info_entry *proc_info_entry; +#endif }; /* compress device register APIs */ diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c index b123c42..282b69a 100644 --- a/sound/core/compress_offload.c +++ b/sound/core/compress_offload.c @@ -40,6 +40,7 @@ #include <linux/module.h> #include <sound/core.h> #include <sound/initval.h> +#include <sound/info.h> #include <sound/compress_params.h> #include <sound/compress_offload.h> #include <sound/compress_driver.h> @@ -891,11 +892,78 @@ static int snd_compress_dev_disconnect(struct snd_device *device) return 0; } +#ifdef CONFIG_SND_VERBOSE_PROCFS +static void snd_compress_proc_info_read(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct snd_compr *compr = (struct snd_compr *)entry->private_data; + + snd_iprintf(buffer, "card: %d\n", compr->card->number); + snd_iprintf(buffer, "device: %d\n", compr->device); + snd_iprintf(buffer, "stream: %s\n", + compr->direction == SND_COMPRESS_PLAYBACK + ? "PLAYBACK" : "CAPTURE"); + snd_iprintf(buffer, "id: %s\n", compr->id); +} + +static int snd_compress_proc_init(struct snd_compr *compr) +{ + struct snd_info_entry *entry; + char name[16]; + + sprintf(name, "compr%i", compr->device); + entry = snd_info_create_card_entry(compr->card, name, + compr->card->proc_root); + if (!entry) + return -ENOMEM; + entry->mode = S_IFDIR | S_IRUGO | S_IXUGO; + if (snd_info_register(entry) < 0) { + snd_info_free_entry(entry); + return -ENOMEM; + } + compr->proc_root = entry; + + entry = snd_info_create_card_entry(compr->card, "info", + compr->proc_root); + if (entry) { + snd_info_set_text_ops(entry, compr, + snd_compress_proc_info_read); + if (snd_info_register(entry) < 0) { + snd_info_free_entry(entry); + entry = NULL; + } + } + compr->proc_info_entry = entry; + + return 0; +} + +static int snd_compress_proc_done(struct snd_compr *compr) +{ + snd_info_free_entry(compr->proc_info_entry); + compr->proc_info_entry = NULL; + snd_info_free_entry(compr->proc_root); + compr->proc_root = NULL; + return 0; +} +#else +static int snd_compress_proc_init(struct snd_compr *compr) +{ + return 0; +} + +static int snd_compress_proc_done(struct snd_compr *compr) +{ + return 0; +} +#endif + static int snd_compress_dev_free(struct snd_device *device) { struct snd_compr *compr; compr = device->device_data; + snd_compress_proc_done(compr); put_device(&compr->dev); return 0; } @@ -915,6 +983,7 @@ int snd_compress_new(struct snd_card *card, int device, .dev_register = snd_compress_dev_register, .dev_disconnect = snd_compress_dev_disconnect, }; + int ret; compr->card = card; compr->device = device; @@ -923,7 +992,11 @@ int snd_compress_new(struct snd_card *card, int device, snd_device_initialize(&compr->dev, card); dev_set_name(&compr->dev, "comprC%iD%i", card->number, device); - return snd_device_new(card, SNDRV_DEV_COMPRESS, compr, &ops); + ret = snd_device_new(card, SNDRV_DEV_COMPRESS, compr, &ops); + if (ret == 0) + snd_compress_proc_init(compr); + + return ret; } EXPORT_SYMBOL_GPL(snd_compress_new); -- 1.9.1 ^ permalink raw reply related [flat|nested] 14+ messages in thread
* [PATCH v2 2/2] ALSA: compress: Pass id string to snd_compress_new 2015-11-25 10:46 ` Richard Fitzgerald @ 2015-11-25 10:46 ` Richard Fitzgerald -1 siblings, 0 replies; 14+ messages in thread From: Richard Fitzgerald @ 2015-11-25 10:46 UTC (permalink / raw) To: vinod.koul, tiwai, broonie; +Cc: linux-kernel, alsa-devel, patches, lgirdwood Make snd_compress_new take an id string (like snd_pcm_new). This string can be included in the procfs info. This patch also updates soc_new_compress() to create an ID based on the stream and dai name, as done for PCM streams. Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> --- include/sound/compress_driver.h | 2 +- sound/core/compress_offload.c | 6 +++++- sound/soc/soc-compress.c | 8 +++++++- 3 files changed, 13 insertions(+), 3 deletions(-) diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h index 85c4237..c0abcdc 100644 --- a/include/sound/compress_driver.h +++ b/include/sound/compress_driver.h @@ -163,7 +163,7 @@ struct snd_compr { int snd_compress_register(struct snd_compr *device); int snd_compress_deregister(struct snd_compr *device); int snd_compress_new(struct snd_card *card, int device, - int type, struct snd_compr *compr); + int type, const char *id, struct snd_compr *compr); /* dsp driver callback apis * For playback: driver should call snd_compress_fragment_elapsed() to let the diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c index 282b69a..326ea0e 100644 --- a/sound/core/compress_offload.c +++ b/sound/core/compress_offload.c @@ -976,7 +976,7 @@ static int snd_compress_dev_free(struct snd_device *device) * @compr: compress device pointer */ int snd_compress_new(struct snd_card *card, int device, - int dirn, struct snd_compr *compr) + int dirn, const char *id, struct snd_compr *compr) { static struct snd_device_ops ops = { .dev_free = snd_compress_dev_free, @@ -989,6 +989,10 @@ int snd_compress_new(struct snd_card *card, int device, compr->device = device; compr->direction = dirn; + if (IS_ENABLED(CONFIG_SND_VERBOSE_PROCFS)) + if (id) + strlcpy(compr->id, id, sizeof(compr->id)); + snd_device_initialize(&compr->dev, card); dev_set_name(&compr->dev, "comprC%iD%i", card->number, device); diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c index 12a9820..fffbe6f 100644 --- a/sound/soc/soc-compress.c +++ b/sound/soc/soc-compress.c @@ -689,7 +689,13 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) compr->ops->copy = soc_compr_copy; mutex_init(&compr->lock); - ret = snd_compress_new(rtd->card->snd_card, num, direction, compr); + + snprintf(new_name, sizeof(new_name), "%s %s-%d", + rtd->dai_link->stream_name, + rtd->codec_dai->name, num); + + ret = snd_compress_new(rtd->card->snd_card, num, direction, + new_name, compr); if (ret < 0) { pr_err("compress asoc: can't create compress for codec %s\n", codec->component.name); -- 1.9.1 ^ permalink raw reply related [flat|nested] 14+ messages in thread
* [PATCH v2 2/2] ALSA: compress: Pass id string to snd_compress_new @ 2015-11-25 10:46 ` Richard Fitzgerald 0 siblings, 0 replies; 14+ messages in thread From: Richard Fitzgerald @ 2015-11-25 10:46 UTC (permalink / raw) To: vinod.koul, tiwai, broonie Cc: perex, lgirdwood, alsa-devel, linux-kernel, patches Make snd_compress_new take an id string (like snd_pcm_new). This string can be included in the procfs info. This patch also updates soc_new_compress() to create an ID based on the stream and dai name, as done for PCM streams. Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> --- include/sound/compress_driver.h | 2 +- sound/core/compress_offload.c | 6 +++++- sound/soc/soc-compress.c | 8 +++++++- 3 files changed, 13 insertions(+), 3 deletions(-) diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h index 85c4237..c0abcdc 100644 --- a/include/sound/compress_driver.h +++ b/include/sound/compress_driver.h @@ -163,7 +163,7 @@ struct snd_compr { int snd_compress_register(struct snd_compr *device); int snd_compress_deregister(struct snd_compr *device); int snd_compress_new(struct snd_card *card, int device, - int type, struct snd_compr *compr); + int type, const char *id, struct snd_compr *compr); /* dsp driver callback apis * For playback: driver should call snd_compress_fragment_elapsed() to let the diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c index 282b69a..326ea0e 100644 --- a/sound/core/compress_offload.c +++ b/sound/core/compress_offload.c @@ -976,7 +976,7 @@ static int snd_compress_dev_free(struct snd_device *device) * @compr: compress device pointer */ int snd_compress_new(struct snd_card *card, int device, - int dirn, struct snd_compr *compr) + int dirn, const char *id, struct snd_compr *compr) { static struct snd_device_ops ops = { .dev_free = snd_compress_dev_free, @@ -989,6 +989,10 @@ int snd_compress_new(struct snd_card *card, int device, compr->device = device; compr->direction = dirn; + if (IS_ENABLED(CONFIG_SND_VERBOSE_PROCFS)) + if (id) + strlcpy(compr->id, id, sizeof(compr->id)); + snd_device_initialize(&compr->dev, card); dev_set_name(&compr->dev, "comprC%iD%i", card->number, device); diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c index 12a9820..fffbe6f 100644 --- a/sound/soc/soc-compress.c +++ b/sound/soc/soc-compress.c @@ -689,7 +689,13 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) compr->ops->copy = soc_compr_copy; mutex_init(&compr->lock); - ret = snd_compress_new(rtd->card->snd_card, num, direction, compr); + + snprintf(new_name, sizeof(new_name), "%s %s-%d", + rtd->dai_link->stream_name, + rtd->codec_dai->name, num); + + ret = snd_compress_new(rtd->card->snd_card, num, direction, + new_name, compr); if (ret < 0) { pr_err("compress asoc: can't create compress for codec %s\n", codec->component.name); -- 1.9.1 ^ permalink raw reply related [flat|nested] 14+ messages in thread
* Re: [PATCH v2 2/2] ALSA: compress: Pass id string to snd_compress_new 2015-11-25 10:46 ` Richard Fitzgerald @ 2015-11-25 10:49 ` Takashi Iwai -1 siblings, 0 replies; 14+ messages in thread From: Takashi Iwai @ 2015-11-25 10:49 UTC (permalink / raw) To: Richard Fitzgerald Cc: vinod.koul, broonie, alsa-devel, lgirdwood, patches, perex, linux-kernel On Wed, 25 Nov 2015 11:46:16 +0100, Richard Fitzgerald wrote: > > Make snd_compress_new take an id string (like snd_pcm_new). > This string can be included in the procfs info. > > This patch also updates soc_new_compress() to create an ID > based on the stream and dai name, as done for PCM streams. > > Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> > --- > include/sound/compress_driver.h | 2 +- > sound/core/compress_offload.c | 6 +++++- > sound/soc/soc-compress.c | 8 +++++++- > 3 files changed, 13 insertions(+), 3 deletions(-) > > diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h > index 85c4237..c0abcdc 100644 > --- a/include/sound/compress_driver.h > +++ b/include/sound/compress_driver.h > @@ -163,7 +163,7 @@ struct snd_compr { > int snd_compress_register(struct snd_compr *device); > int snd_compress_deregister(struct snd_compr *device); > int snd_compress_new(struct snd_card *card, int device, > - int type, struct snd_compr *compr); > + int type, const char *id, struct snd_compr *compr); > > /* dsp driver callback apis > * For playback: driver should call snd_compress_fragment_elapsed() to let the > diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c > index 282b69a..326ea0e 100644 > --- a/sound/core/compress_offload.c > +++ b/sound/core/compress_offload.c > @@ -976,7 +976,7 @@ static int snd_compress_dev_free(struct snd_device *device) > * @compr: compress device pointer > */ > int snd_compress_new(struct snd_card *card, int device, > - int dirn, struct snd_compr *compr) > + int dirn, const char *id, struct snd_compr *compr) > { > static struct snd_device_ops ops = { > .dev_free = snd_compress_dev_free, > @@ -989,6 +989,10 @@ int snd_compress_new(struct snd_card *card, int device, > compr->device = device; > compr->direction = dirn; > > + if (IS_ENABLED(CONFIG_SND_VERBOSE_PROCFS)) This should be #if. Otherwise the compile would fail (as already kbuild bot spotted). Takashi > + if (id) > + strlcpy(compr->id, id, sizeof(compr->id)); > + > snd_device_initialize(&compr->dev, card); > dev_set_name(&compr->dev, "comprC%iD%i", card->number, device); > > diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c > index 12a9820..fffbe6f 100644 > --- a/sound/soc/soc-compress.c > +++ b/sound/soc/soc-compress.c > @@ -689,7 +689,13 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) > compr->ops->copy = soc_compr_copy; > > mutex_init(&compr->lock); > - ret = snd_compress_new(rtd->card->snd_card, num, direction, compr); > + > + snprintf(new_name, sizeof(new_name), "%s %s-%d", > + rtd->dai_link->stream_name, > + rtd->codec_dai->name, num); > + > + ret = snd_compress_new(rtd->card->snd_card, num, direction, > + new_name, compr); > if (ret < 0) { > pr_err("compress asoc: can't create compress for codec %s\n", > codec->component.name); > -- > 1.9.1 > > ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH v2 2/2] ALSA: compress: Pass id string to snd_compress_new @ 2015-11-25 10:49 ` Takashi Iwai 0 siblings, 0 replies; 14+ messages in thread From: Takashi Iwai @ 2015-11-25 10:49 UTC (permalink / raw) To: Richard Fitzgerald Cc: vinod.koul, broonie, alsa-devel, lgirdwood, patches, perex, linux-kernel On Wed, 25 Nov 2015 11:46:16 +0100, Richard Fitzgerald wrote: > > Make snd_compress_new take an id string (like snd_pcm_new). > This string can be included in the procfs info. > > This patch also updates soc_new_compress() to create an ID > based on the stream and dai name, as done for PCM streams. > > Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> > --- > include/sound/compress_driver.h | 2 +- > sound/core/compress_offload.c | 6 +++++- > sound/soc/soc-compress.c | 8 +++++++- > 3 files changed, 13 insertions(+), 3 deletions(-) > > diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h > index 85c4237..c0abcdc 100644 > --- a/include/sound/compress_driver.h > +++ b/include/sound/compress_driver.h > @@ -163,7 +163,7 @@ struct snd_compr { > int snd_compress_register(struct snd_compr *device); > int snd_compress_deregister(struct snd_compr *device); > int snd_compress_new(struct snd_card *card, int device, > - int type, struct snd_compr *compr); > + int type, const char *id, struct snd_compr *compr); > > /* dsp driver callback apis > * For playback: driver should call snd_compress_fragment_elapsed() to let the > diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c > index 282b69a..326ea0e 100644 > --- a/sound/core/compress_offload.c > +++ b/sound/core/compress_offload.c > @@ -976,7 +976,7 @@ static int snd_compress_dev_free(struct snd_device *device) > * @compr: compress device pointer > */ > int snd_compress_new(struct snd_card *card, int device, > - int dirn, struct snd_compr *compr) > + int dirn, const char *id, struct snd_compr *compr) > { > static struct snd_device_ops ops = { > .dev_free = snd_compress_dev_free, > @@ -989,6 +989,10 @@ int snd_compress_new(struct snd_card *card, int device, > compr->device = device; > compr->direction = dirn; > > + if (IS_ENABLED(CONFIG_SND_VERBOSE_PROCFS)) This should be #if. Otherwise the compile would fail (as already kbuild bot spotted). Takashi > + if (id) > + strlcpy(compr->id, id, sizeof(compr->id)); > + > snd_device_initialize(&compr->dev, card); > dev_set_name(&compr->dev, "comprC%iD%i", card->number, device); > > diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c > index 12a9820..fffbe6f 100644 > --- a/sound/soc/soc-compress.c > +++ b/sound/soc/soc-compress.c > @@ -689,7 +689,13 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) > compr->ops->copy = soc_compr_copy; > > mutex_init(&compr->lock); > - ret = snd_compress_new(rtd->card->snd_card, num, direction, compr); > + > + snprintf(new_name, sizeof(new_name), "%s %s-%d", > + rtd->dai_link->stream_name, > + rtd->codec_dai->name, num); > + > + ret = snd_compress_new(rtd->card->snd_card, num, direction, > + new_name, compr); > if (ret < 0) { > pr_err("compress asoc: can't create compress for codec %s\n", > codec->component.name); > -- > 1.9.1 > > ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH v2 2/2] ALSA: compress: Pass id string to snd_compress_new 2015-11-25 10:49 ` Takashi Iwai @ 2015-11-25 11:07 ` Richard Fitzgerald -1 siblings, 0 replies; 14+ messages in thread From: Richard Fitzgerald @ 2015-11-25 11:07 UTC (permalink / raw) To: Takashi Iwai Cc: alsa-devel, vinod.koul, linux-kernel, patches, lgirdwood, broonie On Wed, 2015-11-25 at 11:49 +0100, Takashi Iwai wrote: > On Wed, 25 Nov 2015 11:46:16 +0100, > Richard Fitzgerald wrote: > > > > Make snd_compress_new take an id string (like snd_pcm_new). > > This string can be included in the procfs info. > > > > This patch also updates soc_new_compress() to create an ID > > based on the stream and dai name, as done for PCM streams. > > > > Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> > > --- > > include/sound/compress_driver.h | 2 +- > > sound/core/compress_offload.c | 6 +++++- > > sound/soc/soc-compress.c | 8 +++++++- > > 3 files changed, 13 insertions(+), 3 deletions(-) > > > > diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h > > index 85c4237..c0abcdc 100644 > > --- a/include/sound/compress_driver.h > > +++ b/include/sound/compress_driver.h > > @@ -163,7 +163,7 @@ struct snd_compr { > > int snd_compress_register(struct snd_compr *device); > > int snd_compress_deregister(struct snd_compr *device); > > int snd_compress_new(struct snd_card *card, int device, > > - int type, struct snd_compr *compr); > > + int type, const char *id, struct snd_compr *compr); > > > > /* dsp driver callback apis > > * For playback: driver should call snd_compress_fragment_elapsed() to let the > > diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c > > index 282b69a..326ea0e 100644 > > --- a/sound/core/compress_offload.c > > +++ b/sound/core/compress_offload.c > > @@ -976,7 +976,7 @@ static int snd_compress_dev_free(struct snd_device *device) > > * @compr: compress device pointer > > */ > > int snd_compress_new(struct snd_card *card, int device, > > - int dirn, struct snd_compr *compr) > > + int dirn, const char *id, struct snd_compr *compr) > > { > > static struct snd_device_ops ops = { > > .dev_free = snd_compress_dev_free, > > @@ -989,6 +989,10 @@ int snd_compress_new(struct snd_card *card, int device, > > compr->device = device; > > compr->direction = dirn; > > > > + if (IS_ENABLED(CONFIG_SND_VERBOSE_PROCFS)) > > This should be #if. Otherwise the compile would fail (as already > kbuild bot spotted). > > > Takashi > Builds ok for me, this will become if(false) if it's not enabled so the compiler will strip it out - some maintainers prefer that to #if and I'm used to being told to use this style instead of #if, so who knows what today's coding style is :) The build bot failure was for a different reason. Anyway, I can change to #if if you prefer that. > > + if (id) > > + strlcpy(compr->id, id, sizeof(compr->id)); > > + > > snd_device_initialize(&compr->dev, card); > > dev_set_name(&compr->dev, "comprC%iD%i", card->number, device); > > > > diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c > > index 12a9820..fffbe6f 100644 > > --- a/sound/soc/soc-compress.c > > +++ b/sound/soc/soc-compress.c > > @@ -689,7 +689,13 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) > > compr->ops->copy = soc_compr_copy; > > > > mutex_init(&compr->lock); > > - ret = snd_compress_new(rtd->card->snd_card, num, direction, compr); > > + > > + snprintf(new_name, sizeof(new_name), "%s %s-%d", > > + rtd->dai_link->stream_name, > > + rtd->codec_dai->name, num); > > + > > + ret = snd_compress_new(rtd->card->snd_card, num, direction, > > + new_name, compr); > > if (ret < 0) { > > pr_err("compress asoc: can't create compress for codec %s\n", > > codec->component.name); > > -- > > 1.9.1 > > > > ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH v2 2/2] ALSA: compress: Pass id string to snd_compress_new @ 2015-11-25 11:07 ` Richard Fitzgerald 0 siblings, 0 replies; 14+ messages in thread From: Richard Fitzgerald @ 2015-11-25 11:07 UTC (permalink / raw) To: Takashi Iwai Cc: vinod.koul, broonie, alsa-devel, lgirdwood, patches, perex, linux-kernel On Wed, 2015-11-25 at 11:49 +0100, Takashi Iwai wrote: > On Wed, 25 Nov 2015 11:46:16 +0100, > Richard Fitzgerald wrote: > > > > Make snd_compress_new take an id string (like snd_pcm_new). > > This string can be included in the procfs info. > > > > This patch also updates soc_new_compress() to create an ID > > based on the stream and dai name, as done for PCM streams. > > > > Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> > > --- > > include/sound/compress_driver.h | 2 +- > > sound/core/compress_offload.c | 6 +++++- > > sound/soc/soc-compress.c | 8 +++++++- > > 3 files changed, 13 insertions(+), 3 deletions(-) > > > > diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h > > index 85c4237..c0abcdc 100644 > > --- a/include/sound/compress_driver.h > > +++ b/include/sound/compress_driver.h > > @@ -163,7 +163,7 @@ struct snd_compr { > > int snd_compress_register(struct snd_compr *device); > > int snd_compress_deregister(struct snd_compr *device); > > int snd_compress_new(struct snd_card *card, int device, > > - int type, struct snd_compr *compr); > > + int type, const char *id, struct snd_compr *compr); > > > > /* dsp driver callback apis > > * For playback: driver should call snd_compress_fragment_elapsed() to let the > > diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c > > index 282b69a..326ea0e 100644 > > --- a/sound/core/compress_offload.c > > +++ b/sound/core/compress_offload.c > > @@ -976,7 +976,7 @@ static int snd_compress_dev_free(struct snd_device *device) > > * @compr: compress device pointer > > */ > > int snd_compress_new(struct snd_card *card, int device, > > - int dirn, struct snd_compr *compr) > > + int dirn, const char *id, struct snd_compr *compr) > > { > > static struct snd_device_ops ops = { > > .dev_free = snd_compress_dev_free, > > @@ -989,6 +989,10 @@ int snd_compress_new(struct snd_card *card, int device, > > compr->device = device; > > compr->direction = dirn; > > > > + if (IS_ENABLED(CONFIG_SND_VERBOSE_PROCFS)) > > This should be #if. Otherwise the compile would fail (as already > kbuild bot spotted). > > > Takashi > Builds ok for me, this will become if(false) if it's not enabled so the compiler will strip it out - some maintainers prefer that to #if and I'm used to being told to use this style instead of #if, so who knows what today's coding style is :) The build bot failure was for a different reason. Anyway, I can change to #if if you prefer that. > > + if (id) > > + strlcpy(compr->id, id, sizeof(compr->id)); > > + > > snd_device_initialize(&compr->dev, card); > > dev_set_name(&compr->dev, "comprC%iD%i", card->number, device); > > > > diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c > > index 12a9820..fffbe6f 100644 > > --- a/sound/soc/soc-compress.c > > +++ b/sound/soc/soc-compress.c > > @@ -689,7 +689,13 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) > > compr->ops->copy = soc_compr_copy; > > > > mutex_init(&compr->lock); > > - ret = snd_compress_new(rtd->card->snd_card, num, direction, compr); > > + > > + snprintf(new_name, sizeof(new_name), "%s %s-%d", > > + rtd->dai_link->stream_name, > > + rtd->codec_dai->name, num); > > + > > + ret = snd_compress_new(rtd->card->snd_card, num, direction, > > + new_name, compr); > > if (ret < 0) { > > pr_err("compress asoc: can't create compress for codec %s\n", > > codec->component.name); > > -- > > 1.9.1 > > > > ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH v2 2/2] ALSA: compress: Pass id string to snd_compress_new 2015-11-25 11:07 ` Richard Fitzgerald @ 2015-11-25 11:18 ` Mark Brown -1 siblings, 0 replies; 14+ messages in thread From: Mark Brown @ 2015-11-25 11:18 UTC (permalink / raw) To: Richard Fitzgerald Cc: alsa-devel, Takashi Iwai, linux-kernel, patches, lgirdwood, vinod.koul [-- Attachment #1.1: Type: text/plain, Size: 634 bytes --] On Wed, Nov 25, 2015 at 11:07:01AM +0000, Richard Fitzgerald wrote: > On Wed, 2015-11-25 at 11:49 +0100, Takashi Iwai wrote: > > > + if (IS_ENABLED(CONFIG_SND_VERBOSE_PROCFS)) > > This should be #if. Otherwise the compile would fail (as already > Builds ok for me, this will become if(false) if it's not enabled so the > compiler will strip it out - some maintainers prefer that to #if and I'm > used to being told to use this style instead of #if, so who knows what > today's coding style is :) The build bot failure was for a different > reason. The compiler will still spot syntax errors and similar in an if (false) section. [-- Attachment #1.2: signature.asc --] [-- Type: application/pgp-signature, Size: 473 bytes --] [-- Attachment #2: Type: text/plain, Size: 0 bytes --] ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH v2 2/2] ALSA: compress: Pass id string to snd_compress_new @ 2015-11-25 11:18 ` Mark Brown 0 siblings, 0 replies; 14+ messages in thread From: Mark Brown @ 2015-11-25 11:18 UTC (permalink / raw) To: Richard Fitzgerald Cc: Takashi Iwai, vinod.koul, alsa-devel, lgirdwood, patches, perex, linux-kernel [-- Attachment #1: Type: text/plain, Size: 634 bytes --] On Wed, Nov 25, 2015 at 11:07:01AM +0000, Richard Fitzgerald wrote: > On Wed, 2015-11-25 at 11:49 +0100, Takashi Iwai wrote: > > > + if (IS_ENABLED(CONFIG_SND_VERBOSE_PROCFS)) > > This should be #if. Otherwise the compile would fail (as already > Builds ok for me, this will become if(false) if it's not enabled so the > compiler will strip it out - some maintainers prefer that to #if and I'm > used to being told to use this style instead of #if, so who knows what > today's coding style is :) The build bot failure was for a different > reason. The compiler will still spot syntax errors and similar in an if (false) section. [-- Attachment #2: signature.asc --] [-- Type: application/pgp-signature, Size: 473 bytes --] ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH v2 2/2] ALSA: compress: Pass id string to snd_compress_new 2015-11-25 11:07 ` Richard Fitzgerald @ 2015-11-25 11:22 ` Takashi Iwai -1 siblings, 0 replies; 14+ messages in thread From: Takashi Iwai @ 2015-11-25 11:22 UTC (permalink / raw) To: Richard Fitzgerald Cc: vinod.koul, broonie, alsa-devel, lgirdwood, patches, perex, linux-kernel On Wed, 25 Nov 2015 12:07:01 +0100, Richard Fitzgerald wrote: > > On Wed, 2015-11-25 at 11:49 +0100, Takashi Iwai wrote: > > On Wed, 25 Nov 2015 11:46:16 +0100, > > Richard Fitzgerald wrote: > > > > > > Make snd_compress_new take an id string (like snd_pcm_new). > > > This string can be included in the procfs info. > > > > > > This patch also updates soc_new_compress() to create an ID > > > based on the stream and dai name, as done for PCM streams. > > > > > > Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> > > > --- > > > include/sound/compress_driver.h | 2 +- > > > sound/core/compress_offload.c | 6 +++++- > > > sound/soc/soc-compress.c | 8 +++++++- > > > 3 files changed, 13 insertions(+), 3 deletions(-) > > > > > > diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h > > > index 85c4237..c0abcdc 100644 > > > --- a/include/sound/compress_driver.h > > > +++ b/include/sound/compress_driver.h > > > @@ -163,7 +163,7 @@ struct snd_compr { > > > int snd_compress_register(struct snd_compr *device); > > > int snd_compress_deregister(struct snd_compr *device); > > > int snd_compress_new(struct snd_card *card, int device, > > > - int type, struct snd_compr *compr); > > > + int type, const char *id, struct snd_compr *compr); > > > > > > /* dsp driver callback apis > > > * For playback: driver should call snd_compress_fragment_elapsed() to let the > > > diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c > > > index 282b69a..326ea0e 100644 > > > --- a/sound/core/compress_offload.c > > > +++ b/sound/core/compress_offload.c > > > @@ -976,7 +976,7 @@ static int snd_compress_dev_free(struct snd_device *device) > > > * @compr: compress device pointer > > > */ > > > int snd_compress_new(struct snd_card *card, int device, > > > - int dirn, struct snd_compr *compr) > > > + int dirn, const char *id, struct snd_compr *compr) > > > { > > > static struct snd_device_ops ops = { > > > .dev_free = snd_compress_dev_free, > > > @@ -989,6 +989,10 @@ int snd_compress_new(struct snd_card *card, int device, > > > compr->device = device; > > > compr->direction = dirn; > > > > > > + if (IS_ENABLED(CONFIG_SND_VERBOSE_PROCFS)) > > > > This should be #if. Otherwise the compile would fail (as already > > kbuild bot spotted). > > > > > > Takashi > > > > Builds ok for me, this will become if(false) if it's not enabled so the > compiler will strip it out It will be dropped, but the code is still parsed by the compiler, thus it shall fail. It's the difference from the preprocessor and the normal if block. > - some maintainers prefer that to #if and I'm > used to being told to use this style instead of #if, so who knows what > today's coding style is :) The build bot failure was for a different > reason. Depends. For a case like this, where the access itself becoming invalid, we must not make the code path parsed. Instead, it has to be disabled by preprocessor. OTOH, having a disabled if block often helps to avoid the compile warnings for unused variables or functions. So it's case-by-case. Takashi > > Anyway, I can change to #if if you prefer that. > > > > + if (id) > > > + strlcpy(compr->id, id, sizeof(compr->id)); > > > + > > > snd_device_initialize(&compr->dev, card); > > > dev_set_name(&compr->dev, "comprC%iD%i", card->number, device); > > > > > > diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c > > > index 12a9820..fffbe6f 100644 > > > --- a/sound/soc/soc-compress.c > > > +++ b/sound/soc/soc-compress.c > > > @@ -689,7 +689,13 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) > > > compr->ops->copy = soc_compr_copy; > > > > > > mutex_init(&compr->lock); > > > - ret = snd_compress_new(rtd->card->snd_card, num, direction, compr); > > > + > > > + snprintf(new_name, sizeof(new_name), "%s %s-%d", > > > + rtd->dai_link->stream_name, > > > + rtd->codec_dai->name, num); > > > + > > > + ret = snd_compress_new(rtd->card->snd_card, num, direction, > > > + new_name, compr); > > > if (ret < 0) { > > > pr_err("compress asoc: can't create compress for codec %s\n", > > > codec->component.name); > > > -- > > > 1.9.1 > > > > > > > > ^ permalink raw reply [flat|nested] 14+ messages in thread
* Re: [PATCH v2 2/2] ALSA: compress: Pass id string to snd_compress_new @ 2015-11-25 11:22 ` Takashi Iwai 0 siblings, 0 replies; 14+ messages in thread From: Takashi Iwai @ 2015-11-25 11:22 UTC (permalink / raw) To: Richard Fitzgerald Cc: vinod.koul, broonie, alsa-devel, lgirdwood, patches, perex, linux-kernel On Wed, 25 Nov 2015 12:07:01 +0100, Richard Fitzgerald wrote: > > On Wed, 2015-11-25 at 11:49 +0100, Takashi Iwai wrote: > > On Wed, 25 Nov 2015 11:46:16 +0100, > > Richard Fitzgerald wrote: > > > > > > Make snd_compress_new take an id string (like snd_pcm_new). > > > This string can be included in the procfs info. > > > > > > This patch also updates soc_new_compress() to create an ID > > > based on the stream and dai name, as done for PCM streams. > > > > > > Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> > > > --- > > > include/sound/compress_driver.h | 2 +- > > > sound/core/compress_offload.c | 6 +++++- > > > sound/soc/soc-compress.c | 8 +++++++- > > > 3 files changed, 13 insertions(+), 3 deletions(-) > > > > > > diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h > > > index 85c4237..c0abcdc 100644 > > > --- a/include/sound/compress_driver.h > > > +++ b/include/sound/compress_driver.h > > > @@ -163,7 +163,7 @@ struct snd_compr { > > > int snd_compress_register(struct snd_compr *device); > > > int snd_compress_deregister(struct snd_compr *device); > > > int snd_compress_new(struct snd_card *card, int device, > > > - int type, struct snd_compr *compr); > > > + int type, const char *id, struct snd_compr *compr); > > > > > > /* dsp driver callback apis > > > * For playback: driver should call snd_compress_fragment_elapsed() to let the > > > diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c > > > index 282b69a..326ea0e 100644 > > > --- a/sound/core/compress_offload.c > > > +++ b/sound/core/compress_offload.c > > > @@ -976,7 +976,7 @@ static int snd_compress_dev_free(struct snd_device *device) > > > * @compr: compress device pointer > > > */ > > > int snd_compress_new(struct snd_card *card, int device, > > > - int dirn, struct snd_compr *compr) > > > + int dirn, const char *id, struct snd_compr *compr) > > > { > > > static struct snd_device_ops ops = { > > > .dev_free = snd_compress_dev_free, > > > @@ -989,6 +989,10 @@ int snd_compress_new(struct snd_card *card, int device, > > > compr->device = device; > > > compr->direction = dirn; > > > > > > + if (IS_ENABLED(CONFIG_SND_VERBOSE_PROCFS)) > > > > This should be #if. Otherwise the compile would fail (as already > > kbuild bot spotted). > > > > > > Takashi > > > > Builds ok for me, this will become if(false) if it's not enabled so the > compiler will strip it out It will be dropped, but the code is still parsed by the compiler, thus it shall fail. It's the difference from the preprocessor and the normal if block. > - some maintainers prefer that to #if and I'm > used to being told to use this style instead of #if, so who knows what > today's coding style is :) The build bot failure was for a different > reason. Depends. For a case like this, where the access itself becoming invalid, we must not make the code path parsed. Instead, it has to be disabled by preprocessor. OTOH, having a disabled if block often helps to avoid the compile warnings for unused variables or functions. So it's case-by-case. Takashi > > Anyway, I can change to #if if you prefer that. > > > > + if (id) > > > + strlcpy(compr->id, id, sizeof(compr->id)); > > > + > > > snd_device_initialize(&compr->dev, card); > > > dev_set_name(&compr->dev, "comprC%iD%i", card->number, device); > > > > > > diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c > > > index 12a9820..fffbe6f 100644 > > > --- a/sound/soc/soc-compress.c > > > +++ b/sound/soc/soc-compress.c > > > @@ -689,7 +689,13 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) > > > compr->ops->copy = soc_compr_copy; > > > > > > mutex_init(&compr->lock); > > > - ret = snd_compress_new(rtd->card->snd_card, num, direction, compr); > > > + > > > + snprintf(new_name, sizeof(new_name), "%s %s-%d", > > > + rtd->dai_link->stream_name, > > > + rtd->codec_dai->name, num); > > > + > > > + ret = snd_compress_new(rtd->card->snd_card, num, direction, > > > + new_name, compr); > > > if (ret < 0) { > > > pr_err("compress asoc: can't create compress for codec %s\n", > > > codec->component.name); > > > -- > > > 1.9.1 > > > > > > > > ^ permalink raw reply [flat|nested] 14+ messages in thread
end of thread, other threads:[~2015-11-25 11:22 UTC | newest] Thread overview: 14+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2015-11-25 10:46 [PATCH v2 0/2] ALSA: compress: Add procfs info file for compressed nodes Richard Fitzgerald 2015-11-25 10:46 ` Richard Fitzgerald 2015-11-25 10:46 ` [PATCH v2 1/2] " Richard Fitzgerald 2015-11-25 10:46 ` Richard Fitzgerald 2015-11-25 10:46 ` [PATCH v2 2/2] ALSA: compress: Pass id string to snd_compress_new Richard Fitzgerald 2015-11-25 10:46 ` Richard Fitzgerald 2015-11-25 10:49 ` Takashi Iwai 2015-11-25 10:49 ` Takashi Iwai 2015-11-25 11:07 ` Richard Fitzgerald 2015-11-25 11:07 ` Richard Fitzgerald 2015-11-25 11:18 ` Mark Brown 2015-11-25 11:18 ` Mark Brown 2015-11-25 11:22 ` Takashi Iwai 2015-11-25 11:22 ` Takashi Iwai
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