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author | Takashi Iwai <tiwai@suse.de> | 2020-01-05 15:47:19 +0100 |
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committer | Takashi Iwai <tiwai@suse.de> | 2020-01-05 16:14:28 +0100 |
commit | d64e7f7c9e70c587ce9fcc2eacd0cd7c29bcf91c (patch) | |
tree | acfa4eb14f35af494eb61ec8db75f1f6462a7982 /sound/drivers | |
parent | 6b0f95c49d890440c01a759c767dfe40e2acdbf2 (diff) | |
download | linux-stable-d64e7f7c9e70c587ce9fcc2eacd0cd7c29bcf91c.tar.gz linux-stable-d64e7f7c9e70c587ce9fcc2eacd0cd7c29bcf91c.tar.bz2 linux-stable-d64e7f7c9e70c587ce9fcc2eacd0cd7c29bcf91c.zip |
ALSA: dummy: More constifications
Apply const prefix to every possible place: mostly for declaring the
dummy hardware models.
Just for minor optimization and no functional changes.
Link: https://lore.kernel.org/r/20200105144823.29547-5-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/drivers')
-rw-r--r-- | sound/drivers/dummy.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c index 46fa60e7f722..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, @@ -535,7 +535,7 @@ static int dummy_pcm_hw_params(struct snd_pcm_substream *substream, 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; @@ -912,7 +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, }; @@ -944,7 +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"), @@ -1022,7 +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; |