[alsa-devel] [PATCH 1/2] ASoC: spdif_transmitter: Allow 192kHz sample rate
Transmitters and receivers may support a 192kHz sample rate.
Tested with a Cubox-i imx6 system and an Onkyo TX-SR607 receiver.
Signed-off-by: Anssi Hannula anssi.hannula@iki.fi --- sound/soc/codecs/spdif_transmitter.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/codecs/spdif_transmitter.c b/sound/soc/codecs/spdif_transmitter.c index a078aa31052a..e0df537dd4b7 100644 --- a/sound/soc/codecs/spdif_transmitter.c +++ b/sound/soc/codecs/spdif_transmitter.c @@ -24,7 +24,7 @@
#define DRV_NAME "spdif-dit"
-#define STUB_RATES SNDRV_PCM_RATE_8000_96000 +#define STUB_RATES SNDRV_PCM_RATE_8000_192000 #define STUB_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \ SNDRV_PCM_FMTBIT_S20_3LE | \ SNDRV_PCM_FMTBIT_S24_LE)
Add support for the output sample rates 96kHz and 192kHz.
Tested with a Cubox-i imx6 system and an Onkyo TX-SR607 receiver.
Signed-off-by: Anssi Hannula anssi.hannula@iki.fi Cc: Nicolin Chen Guangyu.Chen@freescale.com ---
Unless there was some special reason to not have this?
It seems to work at least.
sound/soc/fsl/fsl_spdif.c | 14 +++++++++++--- sound/soc/fsl/fsl_spdif.h | 8 ++++++-- 2 files changed, 17 insertions(+), 5 deletions(-)
diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c index b912d45a2a4c..71f6a117f46e 100644 --- a/sound/soc/fsl/fsl_spdif.c +++ b/sound/soc/fsl/fsl_spdif.c @@ -96,7 +96,7 @@ struct fsl_spdif_priv { struct platform_device *pdev; struct regmap *regmap; bool dpll_locked; - u16 txrate[SPDIF_TXRATE_MAX]; + u32 txrate[SPDIF_TXRATE_MAX]; u8 txclk_df[SPDIF_TXRATE_MAX]; u8 sysclk_df[SPDIF_TXRATE_MAX]; u8 txclk_src[SPDIF_TXRATE_MAX]; @@ -390,6 +390,14 @@ static int spdif_set_sample_rate(struct snd_pcm_substream *substream, rate = SPDIF_TXRATE_48000; csfs = IEC958_AES3_CON_FS_48000; break; + case 96000: + rate = SPDIF_TXRATE_96000; + csfs = IEC958_AES3_CON_FS_96000; + break; + case 192000: + rate = SPDIF_TXRATE_192000; + csfs = IEC958_AES3_CON_FS_192000; + break; default: dev_err(&pdev->dev, "unsupported sample rate %d\n", sample_rate); return -EINVAL; @@ -1046,7 +1054,7 @@ static u32 fsl_spdif_txclk_caldiv(struct fsl_spdif_priv *spdif_priv, struct clk *clk, u64 savesub, enum spdif_txrate index, bool round) { - const u32 rate[] = { 32000, 44100, 48000 }; + const u32 rate[] = { 32000, 44100, 48000, 96000, 192000 }; bool is_sysclk = clk == spdif_priv->sysclk; u64 rate_ideal, rate_actual, sub; u32 sysclk_dfmin, sysclk_dfmax; @@ -1105,7 +1113,7 @@ out: static int fsl_spdif_probe_txclk(struct fsl_spdif_priv *spdif_priv, enum spdif_txrate index) { - const u32 rate[] = { 32000, 44100, 48000 }; + const u32 rate[] = { 32000, 44100, 48000, 96000, 192000 }; struct platform_device *pdev = spdif_priv->pdev; struct device *dev = &pdev->dev; u64 savesub = 100000, ret; diff --git a/sound/soc/fsl/fsl_spdif.h b/sound/soc/fsl/fsl_spdif.h index 16fde4b927d3..5f5a3c41db25 100644 --- a/sound/soc/fsl/fsl_spdif.h +++ b/sound/soc/fsl/fsl_spdif.h @@ -164,8 +164,10 @@ enum spdif_txrate { SPDIF_TXRATE_32000 = 0, SPDIF_TXRATE_44100, SPDIF_TXRATE_48000, + SPDIF_TXRATE_96000, + SPDIF_TXRATE_192000, }; -#define SPDIF_TXRATE_MAX (SPDIF_TXRATE_48000 + 1) +#define SPDIF_TXRATE_MAX (SPDIF_TXRATE_192000 + 1)
#define SPDIF_CSTATUS_BYTE 6 @@ -175,7 +177,9 @@ enum spdif_txrate {
#define FSL_SPDIF_RATES_PLAYBACK (SNDRV_PCM_RATE_32000 | \ SNDRV_PCM_RATE_44100 | \ - SNDRV_PCM_RATE_48000) + SNDRV_PCM_RATE_48000 | \ + SNDRV_PCM_RATE_96000 | \ + SNDRV_PCM_RATE_192000)
#define FSL_SPDIF_RATES_CAPTURE (SNDRV_PCM_RATE_16000 | \ SNDRV_PCM_RATE_32000 | \
On Mon, Jun 16, 2014 at 02:56:42AM +0300, Anssi Hannula wrote:
Add support for the output sample rates 96kHz and 192kHz.
Tested with a Cubox-i imx6 system and an Onkyo TX-SR607 receiver.
Signed-off-by: Anssi Hannula anssi.hannula@iki.fi Cc: Nicolin Chen Guangyu.Chen@freescale.com
Great, thank you. Acked-by: Nicolin Chen nicoleotsuka@gmail.com
Unless there was some special reason to not have this?
It seems to work at least.
sound/soc/fsl/fsl_spdif.c | 14 +++++++++++--- sound/soc/fsl/fsl_spdif.h | 8 ++++++-- 2 files changed, 17 insertions(+), 5 deletions(-)
diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c index b912d45a2a4c..71f6a117f46e 100644 --- a/sound/soc/fsl/fsl_spdif.c +++ b/sound/soc/fsl/fsl_spdif.c @@ -96,7 +96,7 @@ struct fsl_spdif_priv { struct platform_device *pdev; struct regmap *regmap; bool dpll_locked;
- u16 txrate[SPDIF_TXRATE_MAX];
- u32 txrate[SPDIF_TXRATE_MAX]; u8 txclk_df[SPDIF_TXRATE_MAX]; u8 sysclk_df[SPDIF_TXRATE_MAX]; u8 txclk_src[SPDIF_TXRATE_MAX];
@@ -390,6 +390,14 @@ static int spdif_set_sample_rate(struct snd_pcm_substream *substream, rate = SPDIF_TXRATE_48000; csfs = IEC958_AES3_CON_FS_48000; break;
- case 96000:
rate = SPDIF_TXRATE_96000;csfs = IEC958_AES3_CON_FS_96000;break;- case 192000:
rate = SPDIF_TXRATE_192000;csfs = IEC958_AES3_CON_FS_192000;break;@@ -1046,7 +1054,7 @@ static u32 fsl_spdif_txclk_caldiv(struct fsl_spdif_priv *spdif_priv, struct clk *clk, u64 savesub, enum spdif_txrate index, bool round) {
- const u32 rate[] = { 32000, 44100, 48000 };
- const u32 rate[] = { 32000, 44100, 48000, 96000, 192000 }; bool is_sysclk = clk == spdif_priv->sysclk; u64 rate_ideal, rate_actual, sub; u32 sysclk_dfmin, sysclk_dfmax;
@@ -1105,7 +1113,7 @@ out: static int fsl_spdif_probe_txclk(struct fsl_spdif_priv *spdif_priv, enum spdif_txrate index) {
- const u32 rate[] = { 32000, 44100, 48000 };
- const u32 rate[] = { 32000, 44100, 48000, 96000, 192000 }; struct platform_device *pdev = spdif_priv->pdev; struct device *dev = &pdev->dev; u64 savesub = 100000, ret;
diff --git a/sound/soc/fsl/fsl_spdif.h b/sound/soc/fsl/fsl_spdif.h index 16fde4b927d3..5f5a3c41db25 100644 --- a/sound/soc/fsl/fsl_spdif.h +++ b/sound/soc/fsl/fsl_spdif.h @@ -164,8 +164,10 @@ enum spdif_txrate { SPDIF_TXRATE_32000 = 0, SPDIF_TXRATE_44100, SPDIF_TXRATE_48000,
- SPDIF_TXRATE_96000,
- SPDIF_TXRATE_192000,
}; -#define SPDIF_TXRATE_MAX (SPDIF_TXRATE_48000 + 1) +#define SPDIF_TXRATE_MAX (SPDIF_TXRATE_192000 + 1)
#define SPDIF_CSTATUS_BYTE 6 @@ -175,7 +177,9 @@ enum spdif_txrate {
#define FSL_SPDIF_RATES_PLAYBACK (SNDRV_PCM_RATE_32000 | \ SNDRV_PCM_RATE_44100 | \
SNDRV_PCM_RATE_48000)
SNDRV_PCM_RATE_48000 | \SNDRV_PCM_RATE_96000 | \SNDRV_PCM_RATE_192000)#define FSL_SPDIF_RATES_CAPTURE (SNDRV_PCM_RATE_16000 | \ SNDRV_PCM_RATE_32000 | \ -- 1.8.4.5
participants (3)
-
Anssi Hannula -
Mark Brown -
Nicolin Chen