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authorMark Brown <broonie@opensource.wolfsonmicro.com>2009-08-11 13:09:27 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2009-08-11 13:09:27 +0100
commit1921bab217c2c21e4b8dc78332f6ae11515fc014 (patch)
tree0577922c34d491b34c6a5aa47dab950c073ada12
parent17244c24f95ba61a12b6afeab5780a1e3f1a4c57 (diff)
parenta5479e389e989acfeca9c32eeb0083d086202280 (diff)
downloadop-kernel-dev-1921bab217c2c21e4b8dc78332f6ae11515fc014.zip
op-kernel-dev-1921bab217c2c21e4b8dc78332f6ae11515fc014.tar.gz
Merge commit 'a5479e389e989acfeca9c32eeb0083d086202280' into for-2.6.32
-rw-r--r--include/sound/soc-dai.h5
-rw-r--r--sound/soc/codecs/wm9081.c5
-rw-r--r--sound/soc/pxa/magician.c2
-rw-r--r--sound/soc/pxa/pxa-ssp.c27
-rw-r--r--sound/soc/soc-core.c9
5 files changed, 33 insertions, 15 deletions
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index 50c6a0e..97ca9af 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -112,7 +112,7 @@ int snd_soc_dai_set_pll(struct snd_soc_dai *dai,
int snd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt);
int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai,
- unsigned int mask, int slots);
+ unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width);
int snd_soc_dai_set_tristate(struct snd_soc_dai *dai, int tristate);
@@ -146,7 +146,8 @@ struct snd_soc_dai_ops {
*/
int (*set_fmt)(struct snd_soc_dai *dai, unsigned int fmt);
int (*set_tdm_slot)(struct snd_soc_dai *dai,
- unsigned int mask, int slots);
+ unsigned int tx_mask, unsigned int rx_mask,
+ int slots, int slot_width);
int (*set_tristate)(struct snd_soc_dai *dai, int tristate);
/*
diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c
index 1f51dd5..c147f2b 100644
--- a/sound/soc/codecs/wm9081.c
+++ b/sound/soc/codecs/wm9081.c
@@ -1149,8 +1149,9 @@ static int wm9081_set_sysclk(struct snd_soc_dai *codec_dai,
return 0;
}
+/* FIXME: Needs to handle slot_width */
static int wm9081_set_tdm_slot(struct snd_soc_dai *dai,
- unsigned int mask, int slots)
+ unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
{
struct snd_soc_codec *codec = dai->codec;
unsigned int aif1 = snd_soc_read(codec, WM9081_AUDIO_INTERFACE_1);
@@ -1162,7 +1163,7 @@ static int wm9081_set_tdm_slot(struct snd_soc_dai *dai,
aif1 |= (slots - 1) << WM9081_AIFDAC_TDM_MODE_SHIFT;
- switch (mask) {
+ switch (rx_mask) {
case 1:
break;
case 2:
diff --git a/sound/soc/pxa/magician.c b/sound/soc/pxa/magician.c
index 8889cd3..9f7c61e 100644
--- a/sound/soc/pxa/magician.c
+++ b/sound/soc/pxa/magician.c
@@ -190,7 +190,7 @@ static int magician_playback_hw_params(struct snd_pcm_substream *substream,
if (ret < 0)
return ret;
- ret = snd_soc_dai_set_tdm_slot(cpu_dai, 1, 1);
+ ret = snd_soc_dai_set_tdm_slot(cpu_dai, 1, 0, 1, width);
if (ret < 0)
return ret;
diff --git a/sound/soc/pxa/pxa-ssp.c b/sound/soc/pxa/pxa-ssp.c
index e22c5ce..5b9ed64 100644
--- a/sound/soc/pxa/pxa-ssp.c
+++ b/sound/soc/pxa/pxa-ssp.c
@@ -375,21 +375,34 @@ static int pxa_ssp_set_dai_pll(struct snd_soc_dai *cpu_dai,
* Set the active slots in TDM/Network mode
*/
static int pxa_ssp_set_dai_tdm_slot(struct snd_soc_dai *cpu_dai,
- unsigned int mask, int slots)
+ unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
{
struct ssp_priv *priv = cpu_dai->private_data;
struct ssp_device *ssp = priv->dev.ssp;
u32 sscr0;
- sscr0 = ssp_read_reg(ssp, SSCR0) & ~SSCR0_SlotsPerFrm(7);
+ sscr0 = ssp_read_reg(ssp, SSCR0);
+ sscr0 &= ~(SSCR0_MOD | SSCR0_SlotsPerFrm(8) | SSCR0_EDSS | SSCR0_DSS);
+
+ /* set slot width */
+ if (slot_width > 16)
+ sscr0 |= SSCR0_EDSS | SSCR0_DataSize(slot_width - 16);
+ else
+ sscr0 |= SSCR0_DataSize(slot_width);
- /* set number of active slots */
- sscr0 |= SSCR0_SlotsPerFrm(slots);
+ if (slots > 1) {
+ /* enable network mode */
+ sscr0 |= SSCR0_MOD;
+
+ /* set number of active slots */
+ sscr0 |= SSCR0_SlotsPerFrm(slots);
+
+ /* set active slot mask */
+ ssp_write_reg(ssp, SSTSA, tx_mask);
+ ssp_write_reg(ssp, SSRSA, rx_mask);
+ }
ssp_write_reg(ssp, SSCR0, sscr0);
- /* set active slot mask */
- ssp_write_reg(ssp, SSTSA, mask);
- ssp_write_reg(ssp, SSRSA, mask);
return 0;
}
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index fb8d7a7..e984a17c 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -2223,17 +2223,20 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_fmt);
/**
* snd_soc_dai_set_tdm_slot - configure DAI TDM.
* @dai: DAI
- * @mask: DAI specific mask representing used slots.
+ * @tx_mask: bitmask representing active TX slots.
+ * @rx_mask: bitmask representing active RX slots.
* @slots: Number of slots in use.
+ * @slot_width: Width in bits for each slot.
*
* Configures a DAI for TDM operation. Both mask and slots are codec and DAI
* specific.
*/
int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai,
- unsigned int mask, int slots)
+ unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
{
if (dai->ops && dai->ops->set_tdm_slot)
- return dai->ops->set_tdm_slot(dai, mask, slots);
+ return dai->ops->set_tdm_slot(dai, tx_mask, rx_mask,
+ slots, slot_width);
else
return -EINVAL;
}
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