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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-18 10:46:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-18 10:46:37 -0700
commitd3e458d78167102cc961237cfceef6fffc80c0b3 (patch)
treee9195c1294daf053614e63ac52b0b44a28479017 /sound/soc/ep93xx/ep93xx-i2s.c
parentf2e1fbb5f2177227f71c4fc0491e531dd7acd385 (diff)
parentd351cf4603edb2a5bfa9a48d06c425511c63f2a3 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: (308 commits) ALSA: sound/pci/asihpi: check adapter index in hpi_ioctl ALSA: aloop - Fix possible IRQ lock inversion ALSA: sound/core: merge list_del()/list_add_tail() to list_move_tail() ALSA: ctxfi - use list_move() instead of list_del()/list_add() combination ALSA: firewire - msleep needs delay.h ALSA: firewire-lib, firewire-speakers: handle packet queueing errors ALSA: firewire-lib: allocate DMA buffer separately ALSA: firewire-lib: use no-info SYT for packets without SYT sample ALSA: add LaCie FireWire Speakers/Griffin FireWave Surround driver ALSA: hda - Remove an unused variable in patch_realtek.c ALSA: hda - pin-adc-mux-dmic auto-configuration of 92HD8X codecs ALSA: hda - fix digital mic selection in mixer on 92HD8X codecs ALSA: hda - Move default input-src selection to init part ALSA: hda - Initialize special cases for input src in init phase ALSA: ctxfi - Clear input settings before initialization ALSA: ctxfi - Fix SPDIF status retrieval ALSA: ctxfi - Fix incorrect SPDIF status bit mask ALSA: ctxfi - Fix microphone boost codes/comments ALSA: atiixp - Fix wrong time-out checks during ac-link reset ALSA: intel8x0m: append 'm' to "r_intel8x0" ...
Diffstat (limited to 'sound/soc/ep93xx/ep93xx-i2s.c')
-rw-r--r--sound/soc/ep93xx/ep93xx-i2s.c31
1 files changed, 17 insertions, 14 deletions
diff --git a/sound/soc/ep93xx/ep93xx-i2s.c b/sound/soc/ep93xx/ep93xx-i2s.c
index fff579a1c13..042f4e93746 100644
--- a/sound/soc/ep93xx/ep93xx-i2s.c
+++ b/sound/soc/ep93xx/ep93xx-i2s.c
@@ -242,7 +242,7 @@ static int ep93xx_i2s_hw_params(struct snd_pcm_substream *substream,
{
struct ep93xx_i2s_info *info = snd_soc_dai_get_drvdata(dai);
unsigned word_len, div, sdiv, lrdiv;
- int found = 0, err;
+ int err;
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
@@ -275,15 +275,14 @@ static int ep93xx_i2s_hw_params(struct snd_pcm_substream *substream,
* the codec uses.
*/
div = clk_get_rate(info->mclk) / params_rate(params);
- for (sdiv = 2; sdiv <= 4; sdiv += 2)
- for (lrdiv = 64; lrdiv <= 128; lrdiv <<= 1)
- if (sdiv * lrdiv == div) {
- found = 1;
- goto out;
- }
-out:
- if (!found)
- return -EINVAL;
+ sdiv = 4;
+ if (div > (256 + 512) / 2) {
+ lrdiv = 128;
+ } else {
+ lrdiv = 64;
+ if (div < (128 + 256) / 2)
+ sdiv = 2;
+ }
err = clk_set_rate(info->sclk, clk_get_rate(info->mclk) / sdiv);
if (err)
@@ -314,10 +313,12 @@ static int ep93xx_i2s_suspend(struct snd_soc_dai *dai)
struct ep93xx_i2s_info *info = snd_soc_dai_get_drvdata(dai);
if (!dai->active)
- return;
+ return 0;
ep93xx_i2s_disable(info, SNDRV_PCM_STREAM_PLAYBACK);
ep93xx_i2s_disable(info, SNDRV_PCM_STREAM_CAPTURE);
+
+ return 0;
}
static int ep93xx_i2s_resume(struct snd_soc_dai *dai)
@@ -325,10 +326,12 @@ static int ep93xx_i2s_resume(struct snd_soc_dai *dai)
struct ep93xx_i2s_info *info = snd_soc_dai_get_drvdata(dai);
if (!dai->active)
- return;
+ return 0;
ep93xx_i2s_enable(info, SNDRV_PCM_STREAM_PLAYBACK);
ep93xx_i2s_enable(info, SNDRV_PCM_STREAM_CAPTURE);
+
+ return 0;
}
#else
#define ep93xx_i2s_suspend NULL
@@ -352,13 +355,13 @@ static struct snd_soc_dai_driver ep93xx_i2s_dai = {
.playback = {
.channels_min = 2,
.channels_max = 2,
- .rates = SNDRV_PCM_RATE_8000_96000,
+ .rates = SNDRV_PCM_RATE_8000_192000,
.formats = EP93XX_I2S_FORMATS,
},
.capture = {
.channels_min = 2,
.channels_max = 2,
- .rates = SNDRV_PCM_RATE_8000_96000,
+ .rates = SNDRV_PCM_RATE_8000_192000,
.formats = EP93XX_I2S_FORMATS,
},
.ops = &ep93xx_i2s_dai_ops,