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Subject[RESEND PATCH v2 3/3] ASoC: rockchip: Init dapm routes dynamically
Date
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>
---

Changes in v2:
Fix DMic typo.

sound/soc/rockchip/rk3399_gru_sound.c | 88 ++++++++++++++++++++++++++++-------
1 file 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;
--
2.11.0

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