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authorTakashi Iwai <tiwai@suse.de>2011-07-05 08:20:00 +0200
committerTakashi Iwai <tiwai@suse.de>2011-07-05 08:20:00 +0200
commit8d9afa08fe831ae521bf11a125b347bb0b578526 (patch)
tree69f8cf880bcd4941760aefe2569f465e6ab75bf2 /sound
parent63bc9750167ac765827470aa5aed1e79aeaaad9e (diff)
parent8e9ddf811ba021506d2316fcfe619faa0ab3f567 (diff)
Merge branch 'for-3.0' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound-2.6 into fix/asoc
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/blackfin/bf5xx-i2s-pcm.c13
-rw-r--r--sound/soc/codecs/wm8994.c2
-rw-r--r--sound/soc/tegra/tegra_i2s.c6
3 files changed, 19 insertions, 2 deletions
diff --git a/sound/soc/blackfin/bf5xx-i2s-pcm.c b/sound/soc/blackfin/bf5xx-i2s-pcm.c
index b5101efd1c8..f1fd95bb641 100644
--- a/sound/soc/blackfin/bf5xx-i2s-pcm.c
+++ b/sound/soc/blackfin/bf5xx-i2s-pcm.c
@@ -138,11 +138,20 @@ static snd_pcm_uframes_t bf5xx_pcm_pointer(struct snd_pcm_substream *substream)
pr_debug("%s enter\n", __func__);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
diff = sport_curr_offset_tx(sport);
- frames = bytes_to_frames(substream->runtime, diff);
} else {
diff = sport_curr_offset_rx(sport);
- frames = bytes_to_frames(substream->runtime, diff);
}
+
+ /*
+ * TX at least can report one frame beyond the end of the
+ * buffer if we hit the wraparound case - clamp to within the
+ * buffer as the ALSA APIs require.
+ */
+ if (diff == snd_pcm_lib_buffer_bytes(substream))
+ diff = 0;
+
+ frames = bytes_to_frames(substream->runtime, diff);
+
return frames;
}
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 970a95c5360..c2fc0356c2a 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -1713,6 +1713,8 @@ static int _wm8994_set_fll(struct snd_soc_codec *codec, int id, int src,
snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_1 + reg_offset,
WM8994_FLL1_ENA | WM8994_FLL1_FRAC,
reg);
+
+ msleep(5);
}
wm8994->fll[id].in = freq_in;
diff --git a/sound/soc/tegra/tegra_i2s.c b/sound/soc/tegra/tegra_i2s.c
index 6b817e20548..95f03c10b4f 100644
--- a/sound/soc/tegra/tegra_i2s.c
+++ b/sound/soc/tegra/tegra_i2s.c
@@ -222,12 +222,18 @@ static int tegra_i2s_hw_params(struct snd_pcm_substream *substream,
if (i2sclock % (2 * srate))
reg |= TEGRA_I2S_TIMING_NON_SYM_ENABLE;
+ if (!i2s->clk_refs)
+ clk_enable(i2s->clk_i2s);
+
tegra_i2s_write(i2s, TEGRA_I2S_TIMING, reg);
tegra_i2s_write(i2s, TEGRA_I2S_FIFO_SCR,
TEGRA_I2S_FIFO_SCR_FIFO2_ATN_LVL_FOUR_SLOTS |
TEGRA_I2S_FIFO_SCR_FIFO1_ATN_LVL_FOUR_SLOTS);
+ if (!i2s->clk_refs)
+ clk_disable(i2s->clk_i2s);
+
return 0;
}