diff options
Diffstat (limited to 'sound/drivers/dummy.c')
| -rw-r--r-- | sound/drivers/dummy.c | 48 |
1 files changed, 18 insertions, 30 deletions
diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c index 022a0db692e0..da0bd8960b3c 100644 --- a/sound/drivers/dummy.c +++ b/sound/drivers/dummy.c @@ -117,7 +117,7 @@ struct dummy_model { struct snd_dummy { struct snd_card *card; - struct dummy_model *model; + const struct dummy_model *model; struct snd_pcm *pcm; struct snd_pcm_hardware pcm_hw; spinlock_t mixer_lock; @@ -144,13 +144,13 @@ static int emu10k1_playback_constraints(struct snd_pcm_runtime *runtime) return 0; } -static struct dummy_model model_emu10k1 = { +static const struct dummy_model model_emu10k1 = { .name = "emu10k1", .playback_constraints = emu10k1_playback_constraints, .buffer_bytes_max = 128 * 1024, }; -static struct dummy_model model_rme9652 = { +static const struct dummy_model model_rme9652 = { .name = "rme9652", .buffer_bytes_max = 26 * 64 * 1024, .formats = SNDRV_PCM_FMTBIT_S32_LE, @@ -160,7 +160,7 @@ static struct dummy_model model_rme9652 = { .periods_max = 2, }; -static struct dummy_model model_ice1712 = { +static const struct dummy_model model_ice1712 = { .name = "ice1712", .buffer_bytes_max = 256 * 1024, .formats = SNDRV_PCM_FMTBIT_S32_LE, @@ -170,7 +170,7 @@ static struct dummy_model model_ice1712 = { .periods_max = 1024, }; -static struct dummy_model model_uda1341 = { +static const struct dummy_model model_uda1341 = { .name = "uda1341", .buffer_bytes_max = 16380, .formats = SNDRV_PCM_FMTBIT_S16_LE, @@ -180,7 +180,7 @@ static struct dummy_model model_uda1341 = { .periods_max = 255, }; -static struct dummy_model model_ac97 = { +static const struct dummy_model model_ac97 = { .name = "ac97", .formats = SNDRV_PCM_FMTBIT_S16_LE, .channels_min = 2, @@ -190,7 +190,7 @@ static struct dummy_model model_ac97 = { .rate_max = 48000, }; -static struct dummy_model model_ca0106 = { +static const struct dummy_model model_ca0106 = { .name = "ca0106", .formats = SNDRV_PCM_FMTBIT_S16_LE, .buffer_bytes_max = ((65536-64)*8), @@ -204,7 +204,7 @@ static struct dummy_model model_ca0106 = { .rate_max = 192000, }; -static struct dummy_model *dummy_models[] = { +static const struct dummy_model *dummy_models[] = { &model_emu10k1, &model_rme9652, &model_ice1712, @@ -529,21 +529,13 @@ static int dummy_pcm_hw_params(struct snd_pcm_substream *substream, substream->runtime->dma_bytes = params_buffer_bytes(hw_params); return 0; } - return snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(hw_params)); -} - -static int dummy_pcm_hw_free(struct snd_pcm_substream *substream) -{ - if (fake_buffer) - return 0; - return snd_pcm_lib_free_pages(substream); + return 0; } static int dummy_pcm_open(struct snd_pcm_substream *substream) { struct snd_dummy *dummy = snd_pcm_substream_chip(substream); - struct dummy_model *model = dummy->model; + const struct dummy_model *model = dummy->model; struct snd_pcm_runtime *runtime = substream->runtime; const struct dummy_timer_ops *ops; int err; @@ -652,23 +644,19 @@ static struct page *dummy_pcm_page(struct snd_pcm_substream *substream, return virt_to_page(dummy_page[substream->stream]); /* the same page */ } -static struct snd_pcm_ops dummy_pcm_ops = { +static const struct snd_pcm_ops dummy_pcm_ops = { .open = dummy_pcm_open, .close = dummy_pcm_close, - .ioctl = snd_pcm_lib_ioctl, .hw_params = dummy_pcm_hw_params, - .hw_free = dummy_pcm_hw_free, .prepare = dummy_pcm_prepare, .trigger = dummy_pcm_trigger, .pointer = dummy_pcm_pointer, }; -static struct snd_pcm_ops dummy_pcm_ops_no_buf = { +static const struct snd_pcm_ops dummy_pcm_ops_no_buf = { .open = dummy_pcm_open, .close = dummy_pcm_close, - .ioctl = snd_pcm_lib_ioctl, .hw_params = dummy_pcm_hw_params, - .hw_free = dummy_pcm_hw_free, .prepare = dummy_pcm_prepare, .trigger = dummy_pcm_trigger, .pointer = dummy_pcm_pointer, @@ -682,7 +670,7 @@ static int snd_card_dummy_pcm(struct snd_dummy *dummy, int device, int substreams) { struct snd_pcm *pcm; - struct snd_pcm_ops *ops; + const struct snd_pcm_ops *ops; int err; err = snd_pcm_new(dummy->card, "Dummy PCM", device, @@ -700,7 +688,7 @@ static int snd_card_dummy_pcm(struct snd_dummy *dummy, int device, pcm->info_flags = 0; strcpy(pcm->name, "Dummy PCM"); if (!fake_buffer) { - snd_pcm_lib_preallocate_pages_for_all(pcm, + snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_CONTINUOUS, NULL, 0, 64*1024); @@ -861,7 +849,7 @@ static int snd_dummy_iobox_put(struct snd_kcontrol *kcontrol, return changed; } -static struct snd_kcontrol_new snd_dummy_controls[] = { +static const struct snd_kcontrol_new snd_dummy_controls[] = { DUMMY_VOLUME("Master Volume", 0, MIXER_ADDR_MASTER), DUMMY_CAPSRC("Master Capture Switch", 0, MIXER_ADDR_MASTER), DUMMY_VOLUME("Synth Volume", 0, MIXER_ADDR_SYNTH), @@ -924,7 +912,7 @@ static void print_formats(struct snd_dummy *dummy, static void print_rates(struct snd_dummy *dummy, struct snd_info_buffer *buffer) { - static int rates[] = { + static const int rates[] = { 5512, 8000, 11025, 16000, 22050, 32000, 44100, 48000, 64000, 88200, 96000, 176400, 192000, }; @@ -956,7 +944,7 @@ struct dummy_hw_field { .offset = offsetof(struct snd_pcm_hardware, item), \ .size = sizeof(dummy_pcm_hardware.item) } -static struct dummy_hw_field fields[] = { +static const struct dummy_hw_field fields[] = { FIELD_ENTRY(formats, "%#llx"), FIELD_ENTRY(rates, "%#x"), FIELD_ENTRY(rate_min, "%d"), @@ -1034,7 +1022,7 @@ static int snd_dummy_probe(struct platform_device *devptr) { struct snd_card *card; struct snd_dummy *dummy; - struct dummy_model *m = NULL, **mdl; + const struct dummy_model *m = NULL, **mdl; int idx, err; int dev = devptr->id; |