[9610] asoc: samsung: set ignore_suspend flag of UAIF/SIFS/amp dai

Audio widgets on the path of CP Voice call were powered down when
system was being suspended to RAM. Because the ignore_suspend flag of
UAIF/SIFS/amp backend DAIs weren't set. Then ASoC layer tried to
control the power state of those DAI widgets depending on PM state.
This patch set ignore_suspend flag of the DAIs to prevent the widgets
from being controlled by ASoC layer while system is being suspended.

Change-Id: If7b3befd1d681af20a1ac225df74299d2f9324b8
Signed-off-by: Hyunwoong Kim <khw0178.kim@samsung.com>

diff --git a/sound/soc/samsung/exynos9610_madera.c b/sound/soc/samsung/exynos9610_madera.c
index 820a7af8f05a04b39e5bcbc13d4f6bb9bcbe8873..6dbb8a77bf98b0b81a2d5e16513c3a1a4fe261e5 100644 (file)
--- a/sound/soc/samsung/exynos9610_madera.c
+++ b/sound/soc/samsung/exynos9610_madera.c
@@ -42,6 +42,14 @@
 #define MADERA_CODEC_MAX               10
 #define MADERA_AUX_MAX                 2
 
+#define RDMA_COUNT                      8
+#define WDMA_COUNT                      5
+
+#define UAIF_START                     (RDMA_COUNT + WDMA_COUNT)
+#define UAIF_COUNT                     4
+#define SIFS_START                     (RDMA_COUNT + WDMA_COUNT + UAIF_COUNT + 2)
+#define SIFS_COUNT                     3
+
 static unsigned int baserate = MADERA_BASECLK_48K;
 
 enum FLL_ID { FLL1, FLL2, FLL3, FLLAO };
@@ -133,6 +141,9 @@ static struct snd_soc_pcm_runtime *madera_get_rtd(struct snd_soc_card *card,
                }
        }
 
+       if (!rtd)
+               rtd = snd_soc_get_pcm_runtime(card, card->dai_link[id].name);
+
        return rtd;
 }
 
@@ -619,7 +630,10 @@ static int exynos9610_late_probe(struct snd_soc_card *card)
        struct snd_soc_dai *aif_dai;
        struct snd_soc_codec *codec;
        struct snd_soc_component *cpu;
-       int ret;
+       struct snd_soc_dapm_context *dapm;
+       char name[SZ_32];
+       const char *prefix;
+       int ret, i;
 
        aif_dai = madera_get_rtd(card, 0)->cpu_dai;
        cpu = aif_dai->component;
@@ -664,6 +678,8 @@ static int exynos9610_late_probe(struct snd_soc_card *card)
        snd_soc_dapm_ignore_suspend(&card->dapm, "VOUTPUT");
        snd_soc_dapm_ignore_suspend(&card->dapm, "VINPUT1");
        snd_soc_dapm_ignore_suspend(&card->dapm, "VINPUT2");
+       snd_soc_dapm_ignore_suspend(&card->dapm, "VOUTPUTCALL");
+       snd_soc_dapm_ignore_suspend(&card->dapm, "VINPUTCALL");
        snd_soc_dapm_ignore_suspend(&card->dapm, "HEADSETMIC");
        snd_soc_dapm_ignore_suspend(&card->dapm, "RECEIVER");
        snd_soc_dapm_ignore_suspend(&card->dapm, "HEADPHONE");
@@ -676,6 +692,7 @@ static int exynos9610_late_probe(struct snd_soc_card *card)
 
        snd_soc_dapm_ignore_suspend(snd_soc_codec_get_dapm(codec), "AIF1 Playback");
        snd_soc_dapm_ignore_suspend(snd_soc_codec_get_dapm(codec), "AIF1 Capture");
+       snd_soc_dapm_ignore_suspend(snd_soc_codec_get_dapm(codec), "AIF3 Capture");
        snd_soc_dapm_sync(snd_soc_codec_get_dapm(codec));
 
        snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX RDMA0 Playback");
@@ -693,6 +710,30 @@ static int exynos9610_late_probe(struct snd_soc_card *card)
        snd_soc_dapm_ignore_suspend(snd_soc_component_get_dapm(cpu), "ABOX WDMA4 Capture");
        snd_soc_dapm_sync(snd_soc_component_get_dapm(cpu));
 
+       for (i = 0; i < UAIF_COUNT; i++) {
+               aif_dai = madera_get_rtd(card, UAIF_START + i)->cpu_dai;
+               cpu = aif_dai->component;
+               dapm = snd_soc_component_get_dapm(cpu);
+               prefix = dapm->component->name_prefix;
+               snprintf(name, sizeof(name), "%s UAIF%d Capture", prefix, i);
+               snd_soc_dapm_ignore_suspend(dapm, name);
+               snprintf(name, sizeof(name), "%s UAIF%d Playback", prefix, i);
+               snd_soc_dapm_ignore_suspend(dapm, name);
+               snd_soc_dapm_sync(dapm);
+       }
+
+       for (i = 0; i < SIFS_COUNT; i++) {
+               aif_dai = madera_get_rtd(card, SIFS_START + i)->cpu_dai;
+               cpu = aif_dai->component;
+               dapm = snd_soc_component_get_dapm(cpu);
+               prefix = dapm->component->name_prefix;
+               snprintf(name, sizeof(name), "%s SIFS%d Capture", prefix, i);
+               snd_soc_dapm_ignore_suspend(dapm, name);
+               snprintf(name, sizeof(name), "%s SIFS%d Playback", prefix, i);
+               snd_soc_dapm_ignore_suspend(dapm, name);
+               snd_soc_dapm_sync(dapm);
+       }
+
        madera_init_debugfs(card);
 
 #if IS_ENABLED(CONFIG_SND_SOC_MADERA)
@@ -1004,6 +1045,8 @@ static struct snd_soc_dai_link exynos9610_dai[] = {
        },
        {
                .name = "codec-left-amp",
+               .ignore_suspend = 1,
+               .ignore_pmdown_time = 1,
                .params = madera_amp_params,
        },