ASoC: rockchip: Init dapm routes dynamically

Currently we are using a fixed list of dapm routes.

Init dapm routes dynamically when parsing dailinks, since we are
supporting optional codecs.

Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Tested-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 72 insertions, 16 deletions

diff --git a/sound/soc/rockchip/rk3399_gru_sound.c b/sound/soc/rockchip/rk3399_gru_sound.c
index ad19e391c4a6..fab868850d3a 100644
--- a/sound/soc/rockchip/rk3399_gru_sound.c
+++ b/sound/soc/rockchip/rk3399_gru_sound.c
@@ -50,20 +50,6 @@ static const struct snd_soc_dapm_widget rockchip_dapm_widgets[] = {
         SND_SOC_DAPM_LINE("HDMI", NULL),
 };
 
-static const struct snd_soc_dapm_route rockchip_dapm_routes[] = {
-        /* Input Lines */
-        {"MIC", NULL, "Headset Mic"},
-        {"DMIC1L", NULL, "Int Mic"},
-        {"DMIC1R", NULL, "Int Mic"},
-        {"DMic", NULL, "Int Mic"},
-
-        /* Output Lines */
-        {"Headphones", NULL, "HPL"},
-        {"Headphones", NULL, "HPR"},
-        {"Speakers", NULL, "Speaker"},
-        {"HDMI", NULL, "TX"},
-};
-
 static const struct snd_kcontrol_new rockchip_controls[] = {
         SOC_DAPM_PIN_SWITCH("Headphones"),
         SOC_DAPM_PIN_SWITCH("Speakers"),
@@ -318,8 +304,6 @@ static struct snd_soc_card rockchip_sound_card = {
         .owner = THIS_MODULE,
         .dapm_widgets = rockchip_dapm_widgets,
         .num_dapm_widgets = ARRAY_SIZE(rockchip_dapm_widgets),
-        .dapm_routes = rockchip_dapm_routes,
-        .num_dapm_routes = ARRAY_SIZE(rockchip_dapm_routes),
         .controls = rockchip_controls,
         .num_controls = ARRAY_SIZE(rockchip_controls),
 };
@@ -395,6 +379,65 @@ static const struct snd_soc_dai_link rockchip_dais[] = {
         },
 };
 
+static const struct snd_soc_dapm_route rockchip_sound_cdndp_routes[] = {
+        /* Output */
+        {"HDMI", NULL, "TX"},
+};
+
+static const struct snd_soc_dapm_route rockchip_sound_da7219_routes[] = {
+        /* Output */
+        {"Headphones", NULL, "HPL"},
+        {"Headphones", NULL, "HPR"},
+
+        /* Input */
+        {"MIC", NULL, "Headset Mic"},
+};
+
+static const struct snd_soc_dapm_route rockchip_sound_dmic_routes[] = {
+        /* Input */
+        {"DMic", NULL, "Int Mic"},
+};
+
+static const struct snd_soc_dapm_route rockchip_sound_max98357a_routes[] = {
+        /* Output */
+        {"Speakers", NULL, "Speaker"},
+};
+
+static const struct snd_soc_dapm_route rockchip_sound_rt5514_routes[] = {
+        /* Input */
+        {"DMIC1L", NULL, "Int Mic"},
+        {"DMIC1R", NULL, "Int Mic"},
+};
+
+struct rockchip_sound_route {
+        const struct snd_soc_dapm_route *routes;
+        int num_routes;
+};
+
+static const struct rockchip_sound_route rockchip_routes[] = {
+        [DAILINK_CDNDP] = {
+                .routes = rockchip_sound_cdndp_routes,
+                .num_routes = ARRAY_SIZE(rockchip_sound_cdndp_routes),
+        },
+        [DAILINK_DA7219] = {
+                .routes = rockchip_sound_da7219_routes,
+                .num_routes = ARRAY_SIZE(rockchip_sound_da7219_routes),
+        },
+        [DAILINK_DMIC] = {
+                .routes = rockchip_sound_dmic_routes,
+                .num_routes = ARRAY_SIZE(rockchip_sound_dmic_routes),
+        },
+        [DAILINK_MAX98357A] = {
+                .routes = rockchip_sound_max98357a_routes,
+                .num_routes = ARRAY_SIZE(rockchip_sound_max98357a_routes),
+        },
+        [DAILINK_RT5514] = {
+                .routes = rockchip_sound_rt5514_routes,
+                .num_routes = ARRAY_SIZE(rockchip_sound_rt5514_routes),
+        },
+        [DAILINK_RT5514_DSP] = {},
+};
+
 static int rockchip_sound_codec_node_match(struct device_node *np_codec)
 {
         int i;
@@ -412,6 +455,7 @@ static int rockchip_sound_of_parse_dais(struct device *dev,
         struct device_node *np_cpu, *np_cpu0, *np_cpu1;
         struct device_node *np_codec;
         struct snd_soc_dai_link *dai;
+        struct snd_soc_dapm_route *routes;
         int i, index;
 
         card->dai_link = devm_kzalloc(dev, sizeof(rockchip_dais),
@@ -419,9 +463,16 @@ static int rockchip_sound_of_parse_dais(struct device *dev,
         if (!card->dai_link)
                 return -ENOMEM;
 
+        routes = devm_kzalloc(dev, sizeof(rockchip_routes),
+                              GFP_KERNEL);
+        if (!routes)
+                return -ENOMEM;
+        card->dapm_routes = routes;
+
         np_cpu0 = of_parse_phandle(dev->of_node, "rockchip,cpu", 0);
         np_cpu1 = of_parse_phandle(dev->of_node, "rockchip,cpu", 1);
 
+        card->num_dapm_routes = 0;
         card->num_links = 0;
         for (i = 0; i < ARRAY_SIZE(rockchip_dais); i++) {
                 np_codec = of_parse_phandle(dev->of_node,
@@ -449,6 +500,11 @@ static int rockchip_sound_of_parse_dais(struct device *dev,
                 dai->codec_of_node = np_codec;
                 dai->platform_of_node = np_cpu;
                 dai->cpu_of_node = np_cpu;
+
+                memcpy(routes + card->num_dapm_routes,
+                       rockchip_routes[index].routes,
+                       rockchip_routes[index].num_routes * sizeof(*routes));
+                card->num_dapm_routes += rockchip_routes[index].num_routes;
         }
 
         return 0;