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Diffstat (limited to 'sound/soc/codecs/ab8500-codec.c')
-rw-r--r--sound/soc/codecs/ab8500-codec.c85
1 files changed, 52 insertions, 33 deletions
diff --git a/sound/soc/codecs/ab8500-codec.c b/sound/soc/codecs/ab8500-codec.c
index a153b168129b..b8ba0adacfce 100644
--- a/sound/soc/codecs/ab8500-codec.c
+++ b/sound/soc/codecs/ab8500-codec.c
@@ -1496,6 +1496,12 @@ static const char * const enum_ad_to_slot_map[] = {"AD_OUT1",
"AD_OUT7",
"AD_OUT8",
"zeroes",
+ "zeroes",
+ "zeroes",
+ "zeroes",
+ "tristate",
+ "tristate",
+ "tristate",
"tristate"};
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot0map,
AB8500_ADSLOTSEL1, AB8500_ADSLOTSELX_EVEN_SHIFT,
@@ -2230,7 +2236,7 @@ static int ab8500_codec_set_dai_tdm_slot(struct snd_soc_dai *dai,
int slots, int slot_width)
{
struct snd_soc_codec *codec = dai->codec;
- unsigned int val, mask, slots_active;
+ unsigned int val, mask, slot, slots_active;
mask = BIT(AB8500_DIGIFCONF2_IF0WL0) |
BIT(AB8500_DIGIFCONF2_IF0WL1);
@@ -2286,27 +2292,34 @@ static int ab8500_codec_set_dai_tdm_slot(struct snd_soc_dai *dai,
snd_soc_update_bits(codec, AB8500_DIGIFCONF1, mask, val);
/* Setup TDM DA according to active tx slots */
+
+ if (tx_mask & ~0xff)
+ return -EINVAL;
+
mask = AB8500_DASLOTCONFX_SLTODAX_MASK;
+ tx_mask = tx_mask << AB8500_DA_DATA0_OFFSET;
slots_active = hweight32(tx_mask);
+
dev_dbg(dai->codec->dev, "%s: Slots, active, TX: %d\n", __func__,
slots_active);
+
switch (slots_active) {
case 0:
break;
case 1:
- /* Slot 9 -> DA_IN1 & DA_IN3 */
- snd_soc_update_bits(codec, AB8500_DASLOTCONF1, mask, 11);
- snd_soc_update_bits(codec, AB8500_DASLOTCONF3, mask, 11);
- snd_soc_update_bits(codec, AB8500_DASLOTCONF2, mask, 11);
- snd_soc_update_bits(codec, AB8500_DASLOTCONF4, mask, 11);
+ slot = find_first_bit((unsigned long *)&tx_mask, 32);
+ snd_soc_update_bits(codec, AB8500_DASLOTCONF1, mask, slot);
+ snd_soc_update_bits(codec, AB8500_DASLOTCONF3, mask, slot);
+ snd_soc_update_bits(codec, AB8500_DASLOTCONF2, mask, slot);
+ snd_soc_update_bits(codec, AB8500_DASLOTCONF4, mask, slot);
break;
case 2:
- /* Slot 9 -> DA_IN1 & DA_IN3, Slot 11 -> DA_IN2 & DA_IN4 */
- snd_soc_update_bits(codec, AB8500_DASLOTCONF1, mask, 9);
- snd_soc_update_bits(codec, AB8500_DASLOTCONF3, mask, 9);
- snd_soc_update_bits(codec, AB8500_DASLOTCONF2, mask, 11);
- snd_soc_update_bits(codec, AB8500_DASLOTCONF4, mask, 11);
-
+ slot = find_first_bit((unsigned long *)&tx_mask, 32);
+ snd_soc_update_bits(codec, AB8500_DASLOTCONF1, mask, slot);
+ snd_soc_update_bits(codec, AB8500_DASLOTCONF3, mask, slot);
+ slot = find_next_bit((unsigned long *)&tx_mask, 32, slot + 1);
+ snd_soc_update_bits(codec, AB8500_DASLOTCONF2, mask, slot);
+ snd_soc_update_bits(codec, AB8500_DASLOTCONF4, mask, slot);
break;
case 8:
dev_dbg(dai->codec->dev,
@@ -2321,25 +2334,36 @@ static int ab8500_codec_set_dai_tdm_slot(struct snd_soc_dai *dai,
}
/* Setup TDM AD according to active RX-slots */
+
+ if (rx_mask & ~0xff)
+ return -EINVAL;
+
+ rx_mask = rx_mask << AB8500_AD_DATA0_OFFSET;
slots_active = hweight32(rx_mask);
+
dev_dbg(dai->codec->dev, "%s: Slots, active, RX: %d\n", __func__,
slots_active);
+
switch (slots_active) {
case 0:
break;
case 1:
- /* AD_OUT3 -> slot 0 & 1 */
- snd_soc_update_bits(codec, AB8500_ADSLOTSEL1, AB8500_MASK_ALL,
- AB8500_ADSLOTSELX_AD_OUT3_TO_SLOT_EVEN |
- AB8500_ADSLOTSELX_AD_OUT3_TO_SLOT_ODD);
+ slot = find_first_bit((unsigned long *)&rx_mask, 32);
+ snd_soc_update_bits(codec, AB8500_ADSLOTSEL(slot),
+ AB8500_MASK_SLOT(slot),
+ AB8500_ADSLOTSELX_AD_OUT_TO_SLOT(AB8500_AD_OUT3, slot));
break;
case 2:
- /* AD_OUT3 -> slot 0, AD_OUT2 -> slot 1 */
+ slot = find_first_bit((unsigned long *)&rx_mask, 32);
snd_soc_update_bits(codec,
- AB8500_ADSLOTSEL1,
- AB8500_MASK_ALL,
- AB8500_ADSLOTSELX_AD_OUT3_TO_SLOT_EVEN |
- AB8500_ADSLOTSELX_AD_OUT2_TO_SLOT_ODD);
+ AB8500_ADSLOTSEL(slot),
+ AB8500_MASK_SLOT(slot),
+ AB8500_ADSLOTSELX_AD_OUT_TO_SLOT(AB8500_AD_OUT3, slot));
+ slot = find_next_bit((unsigned long *)&rx_mask, 32, slot + 1);
+ snd_soc_update_bits(codec,
+ AB8500_ADSLOTSEL(slot),
+ AB8500_MASK_SLOT(slot),
+ AB8500_ADSLOTSELX_AD_OUT_TO_SLOT(AB8500_AD_OUT2, slot));
break;
case 8:
dev_dbg(dai->codec->dev,
@@ -2356,6 +2380,11 @@ static int ab8500_codec_set_dai_tdm_slot(struct snd_soc_dai *dai,
return 0;
}
+static const struct snd_soc_dai_ops ab8500_codec_ops = {
+ .set_fmt = ab8500_codec_set_dai_fmt,
+ .set_tdm_slot = ab8500_codec_set_dai_tdm_slot,
+};
+
static struct snd_soc_dai_driver ab8500_codec_dai[] = {
{
.name = "ab8500-codec-dai.0",
@@ -2367,12 +2396,7 @@ static struct snd_soc_dai_driver ab8500_codec_dai[] = {
.rates = AB8500_SUPPORTED_RATE,
.formats = AB8500_SUPPORTED_FMT,
},
- .ops = (struct snd_soc_dai_ops[]) {
- {
- .set_tdm_slot = ab8500_codec_set_dai_tdm_slot,
- .set_fmt = ab8500_codec_set_dai_fmt,
- }
- },
+ .ops = &ab8500_codec_ops,
.symmetric_rates = 1
},
{
@@ -2385,12 +2409,7 @@ static struct snd_soc_dai_driver ab8500_codec_dai[] = {
.rates = AB8500_SUPPORTED_RATE,
.formats = AB8500_SUPPORTED_FMT,
},
- .ops = (struct snd_soc_dai_ops[]) {
- {
- .set_tdm_slot = ab8500_codec_set_dai_tdm_slot,
- .set_fmt = ab8500_codec_set_dai_fmt,
- }
- },
+ .ops = &ab8500_codec_ops,
.symmetric_rates = 1
}
};