diff options
author | Peter Rosin <peda@axentia.se> | 2015-01-29 06:21:56 -0500 |
---|---|---|
committer | Mark Brown <broonie@kernel.org> | 2015-01-29 07:02:29 -0500 |
commit | 9c7da1a57bb5938f1d874c8cd5e50d2494830d08 (patch) | |
tree | 25e1571b1ef651f9132a84ad68d22c3ade4ffa5d /sound/soc/codecs/pcm512x.c | |
parent | 2599a9609c588d040c53e7eaed00e696effd28bf (diff) |
ASoC: pcm512x: Use the correct range constraints for S24_LE
This was overlooked in the late change to remove the I2S padding bits
from S24_LE mode. The patch also limits S32_LE mode to 384kHz, the
maximum according to the datasheets.
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/pcm512x.c')
-rw-r--r-- | sound/soc/codecs/pcm512x.c | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/sound/soc/codecs/pcm512x.c b/sound/soc/codecs/pcm512x.c index 067d11743c31..884784fb1566 100644 --- a/sound/soc/codecs/pcm512x.c +++ b/sound/soc/codecs/pcm512x.c | |||
@@ -356,36 +356,37 @@ static const struct snd_pcm_hw_constraint_list constraints_slave = { | |||
356 | .list = pcm512x_dai_rates, | 356 | .list = pcm512x_dai_rates, |
357 | }; | 357 | }; |
358 | 358 | ||
359 | static const struct snd_interval pcm512x_dai_ranges_64bpf[] = { | ||
360 | { | ||
361 | .min = 8000, | ||
362 | .max = 195312, | ||
363 | }, { | ||
364 | .min = 250000, | ||
365 | .max = 390625, | ||
366 | }, | ||
367 | }; | ||
368 | |||
369 | static struct snd_pcm_hw_constraint_ranges constraints_64bpf = { | ||
370 | .count = ARRAY_SIZE(pcm512x_dai_ranges_64bpf), | ||
371 | .ranges = pcm512x_dai_ranges_64bpf, | ||
372 | }; | ||
373 | |||
374 | static int pcm512x_hw_rule_rate(struct snd_pcm_hw_params *params, | 359 | static int pcm512x_hw_rule_rate(struct snd_pcm_hw_params *params, |
375 | struct snd_pcm_hw_rule *rule) | 360 | struct snd_pcm_hw_rule *rule) |
376 | { | 361 | { |
377 | struct snd_pcm_hw_constraint_ranges *r = rule->private; | 362 | struct snd_interval ranges[2]; |
378 | int frame_size; | 363 | int frame_size; |
379 | 364 | ||
380 | frame_size = snd_soc_params_to_frame_size(params); | 365 | frame_size = snd_soc_params_to_frame_size(params); |
381 | if (frame_size < 0) | 366 | if (frame_size < 0) |
382 | return frame_size; | 367 | return frame_size; |
383 | 368 | ||
384 | if (frame_size != 64) | 369 | switch (frame_size) { |
370 | case 32: | ||
371 | /* No hole when the frame size is 32. */ | ||
385 | return 0; | 372 | return 0; |
373 | case 48: | ||
374 | case 64: | ||
375 | /* There is only one hole in the range of supported | ||
376 | * rates, but it moves with the frame size. | ||
377 | */ | ||
378 | memset(ranges, 0, sizeof(ranges)); | ||
379 | ranges[0].min = 8000; | ||
380 | ranges[0].max = 25000000 / frame_size / 2; | ||
381 | ranges[1].min = DIV_ROUND_UP(16000000, frame_size); | ||
382 | ranges[1].max = 384000; | ||
383 | break; | ||
384 | default: | ||
385 | return -EINVAL; | ||
386 | } | ||
386 | 387 | ||
387 | return snd_interval_ranges(hw_param_interval(params, rule->var), | 388 | return snd_interval_ranges(hw_param_interval(params, rule->var), |
388 | r->count, r->ranges, r->mask); | 389 | ARRAY_SIZE(ranges), ranges, 0); |
389 | } | 390 | } |
390 | 391 | ||
391 | static int pcm512x_dai_startup_master(struct snd_pcm_substream *substream, | 392 | static int pcm512x_dai_startup_master(struct snd_pcm_substream *substream, |
@@ -407,7 +408,7 @@ static int pcm512x_dai_startup_master(struct snd_pcm_substream *substream, | |||
407 | return snd_pcm_hw_rule_add(substream->runtime, 0, | 408 | return snd_pcm_hw_rule_add(substream->runtime, 0, |
408 | SNDRV_PCM_HW_PARAM_RATE, | 409 | SNDRV_PCM_HW_PARAM_RATE, |
409 | pcm512x_hw_rule_rate, | 410 | pcm512x_hw_rule_rate, |
410 | (void *)&constraints_64bpf, | 411 | NULL, |
411 | SNDRV_PCM_HW_PARAM_FRAME_BITS, | 412 | SNDRV_PCM_HW_PARAM_FRAME_BITS, |
412 | SNDRV_PCM_HW_PARAM_CHANNELS, -1); | 413 | SNDRV_PCM_HW_PARAM_CHANNELS, -1); |
413 | 414 | ||