Use two dai_links. One for HDMI and one for max98090. With this setup, audio can play to speaker and HDMI selectively.
Signed-off-by: Cheng-Yi Chiang cychiang@chromium.org --- sound/soc/rockchip/rockchip_max98090.c | 96 ++++++++++++++++++++------ 1 file changed, 73 insertions(+), 23 deletions(-)
diff --git a/sound/soc/rockchip/rockchip_max98090.c b/sound/soc/rockchip/rockchip_max98090.c index c5fc24675a33..c82948e383da 100644 --- a/sound/soc/rockchip/rockchip_max98090.c +++ b/sound/soc/rockchip/rockchip_max98090.c @@ -11,6 +11,7 @@ #include <linux/gpio.h> #include <linux/of_gpio.h> #include <sound/core.h> +#include <sound/hdmi-codec.h> #include <sound/jack.h> #include <sound/pcm.h> #include <sound/pcm_params.h> @@ -41,6 +42,7 @@ static const struct snd_soc_dapm_widget rk_dapm_widgets[] = { SND_SOC_DAPM_MIC("Headset Mic", NULL), SND_SOC_DAPM_MIC("Int Mic", NULL), SND_SOC_DAPM_SPK("Speaker", NULL), + SND_SOC_DAPM_LINE("HDMI", NULL), };
static const struct snd_soc_dapm_route rk_audio_map[] = { @@ -52,6 +54,7 @@ static const struct snd_soc_dapm_route rk_audio_map[] = { {"Headphone", NULL, "HPR"}, {"Speaker", NULL, "SPKL"}, {"Speaker", NULL, "SPKR"}, + {"HDMI", NULL, "TX"}, };
static const struct snd_kcontrol_new rk_mc_controls[] = { @@ -59,6 +62,7 @@ static const struct snd_kcontrol_new rk_mc_controls[] = { SOC_DAPM_PIN_SWITCH("Headset Mic"), SOC_DAPM_PIN_SWITCH("Int Mic"), SOC_DAPM_PIN_SWITCH("Speaker"), + SOC_DAPM_PIN_SWITCH("HDMI"), };
static int rk_aif1_hw_params(struct snd_pcm_substream *substream, @@ -92,38 +96,63 @@ static int rk_aif1_hw_params(struct snd_pcm_substream *substream,
ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk, SND_SOC_CLOCK_OUT); - if (ret < 0) { - dev_err(codec_dai->dev, "Can't set codec clock %d\n", ret); + if (ret) { + dev_err(cpu_dai->dev, "Can't set cpu dai clock %d\n", ret); return ret; }
+ /* HDMI codec dai does not need to set sysclk. */ + if (!strcmp(rtd->dai_link->name, "HDMI")) + return 0; + ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, SND_SOC_CLOCK_IN); - if (ret < 0) { - dev_err(codec_dai->dev, "Can't set codec clock %d\n", ret); + if (ret) { + dev_err(codec_dai->dev, "Can't set codec dai clock %d\n", ret); return ret; }
- return ret; + return 0; }
static const struct snd_soc_ops rk_aif1_ops = { .hw_params = rk_aif1_hw_params, };
-SND_SOC_DAILINK_DEFS(hifi, +SND_SOC_DAILINK_DEFS(analog, DAILINK_COMP_ARRAY(COMP_EMPTY()), DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "HiFi")), DAILINK_COMP_ARRAY(COMP_EMPTY()));
-static struct snd_soc_dai_link rk_dailink = { - .name = "max98090", - .stream_name = "Audio", - .ops = &rk_aif1_ops, - /* set max98090 as slave */ - .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | - SND_SOC_DAIFMT_CBS_CFS, - SND_SOC_DAILINK_REG(hifi), +SND_SOC_DAILINK_DEFS(hdmi, + DAILINK_COMP_ARRAY(COMP_EMPTY()), + DAILINK_COMP_ARRAY(COMP_CODEC(HDMI_CODEC_DRV_NAME, "i2s-hifi")), + DAILINK_COMP_ARRAY(COMP_EMPTY())); + +enum { + DAILINK_MAX98090, + DAILINK_HDMI, +}; + +/* max98090 and HDMI codec dai_link */ +static struct snd_soc_dai_link rk_dailinks[] = { + [DAILINK_MAX98090] = { + .name = "max98090", + .stream_name = "Analog", + .ops = &rk_aif1_ops, + /* set max98090 as slave */ + .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | + SND_SOC_DAIFMT_CBS_CFS, + SND_SOC_DAILINK_REG(analog), + }, + [DAILINK_HDMI] = { + .name = "HDMI", + .stream_name = "HDMI", + .ops = &rk_aif1_ops, + .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | + SND_SOC_DAIFMT_CBS_CFS, + SND_SOC_DAILINK_REG(hdmi), + } };
static int rk_98090_headset_init(struct snd_soc_component *component); @@ -136,8 +165,8 @@ static struct snd_soc_aux_dev rk_98090_headset_dev = { static struct snd_soc_card snd_soc_card_rk = { .name = "ROCKCHIP-I2S", .owner = THIS_MODULE, - .dai_link = &rk_dailink, - .num_links = 1, + .dai_link = rk_dailinks, + .num_links = ARRAY_SIZE(rk_dailinks), .aux_dev = &rk_98090_headset_dev, .num_aux_devs = 1, .dapm_widgets = rk_dapm_widgets, @@ -173,27 +202,48 @@ static int snd_rk_mc_probe(struct platform_device *pdev) int ret = 0; struct snd_soc_card *card = &snd_soc_card_rk; struct device_node *np = pdev->dev.of_node; + struct device_node *np_analog; + struct device_node *np_cpu; + struct of_phandle_args args;
/* register the soc card */ card->dev = &pdev->dev;
- rk_dailink.codecs->of_node = of_parse_phandle(np, - "rockchip,audio-codec", 0); - if (!rk_dailink.codecs->of_node) { + np_analog = of_parse_phandle(np, "rockchip,audio-codec", 0); + if (!np_analog) { dev_err(&pdev->dev, "Property 'rockchip,audio-codec' missing or invalid\n"); return -EINVAL; } + rk_dailinks[DAILINK_MAX98090].codecs->of_node = np_analog; + + ret = of_parse_phandle_with_fixed_args(np, "rockchip,audio-codec", + 0, 0, &args); + if (ret) { + dev_err(&pdev->dev, + "Unable to parse property 'rockchip,audio-codec'\n"); + return ret; + } + + ret = snd_soc_get_dai_name( + &args, &rk_dailinks[DAILINK_MAX98090].codecs->dai_name); + if (ret) { + dev_err(&pdev->dev, "Unable to get codec dai_name\n"); + return ret; + } + + np_cpu = of_parse_phandle(np, "rockchip,i2s-controller", 0);
- rk_dailink.cpus->of_node = of_parse_phandle(np, - "rockchip,i2s-controller", 0); - if (!rk_dailink.cpus->of_node) { + if (!np_cpu) { dev_err(&pdev->dev, "Property 'rockchip,i2s-controller' missing or invalid\n"); return -EINVAL; }
- rk_dailink.platforms->of_node = rk_dailink.cpus->of_node; + rk_dailinks[DAILINK_MAX98090].cpus->of_node = np_cpu; + rk_dailinks[DAILINK_MAX98090].platforms->of_node = np_cpu; + rk_dailinks[DAILINK_HDMI].cpus->of_node = np_cpu; + rk_dailinks[DAILINK_HDMI].platforms->of_node = np_cpu;
rk_98090_headset_dev.codec_of_node = of_parse_phandle(np, "rockchip,headset-codec", 0);