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authorSrinivas Kandagatla <srinivas.kandagatla@linaro.org>2016-06-10 10:45:56 +0100
committerRob Clark <robdclark@gmail.com>2016-07-16 10:29:00 -0400
commitf14270161a236235537338d042015988aac354f9 (patch)
treea485067af8ce003bf3793eb183904cd338460ac0 /drivers/gpu/drm/msm/hdmi/hdmi.h
parent79c21187ca370f37302f0d5c16c387985d7b8ba1 (diff)
drm: msm: Add ASoC generic hdmi audio codec support.
This patch adds support to generic audio codec via ASoC hdmi-codec infrastucture which is merged recently. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> [rebased on efc9194] Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm/hdmi/hdmi.h')
-rw-r--r--drivers/gpu/drm/msm/hdmi/hdmi.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.h b/drivers/gpu/drm/msm/hdmi/hdmi.h
index bc7ba0bdee07..accc9a61611d 100644
--- a/drivers/gpu/drm/msm/hdmi/hdmi.h
+++ b/drivers/gpu/drm/msm/hdmi/hdmi.h
@@ -50,6 +50,7 @@ struct hdmi_hdcp_ctrl;
struct hdmi {
struct drm_device *dev;
struct platform_device *pdev;
+ struct platform_device *audio_pdev;
const struct hdmi_platform_config *config;
@@ -210,6 +211,19 @@ static inline int msm_hdmi_pll_8996_init(struct platform_device *pdev)
/*
* audio:
*/
+/* Supported HDMI Audio channels and rates */
+#define MSM_HDMI_AUDIO_CHANNEL_2 0
+#define MSM_HDMI_AUDIO_CHANNEL_4 1
+#define MSM_HDMI_AUDIO_CHANNEL_6 2
+#define MSM_HDMI_AUDIO_CHANNEL_8 3
+
+#define HDMI_SAMPLE_RATE_32KHZ 0
+#define HDMI_SAMPLE_RATE_44_1KHZ 1
+#define HDMI_SAMPLE_RATE_48KHZ 2
+#define HDMI_SAMPLE_RATE_88_2KHZ 3
+#define HDMI_SAMPLE_RATE_96KHZ 4
+#define HDMI_SAMPLE_RATE_176_4KHZ 5
+#define HDMI_SAMPLE_RATE_192KHZ 6
int msm_hdmi_audio_update(struct hdmi *hdmi);
int msm_hdmi_audio_info_setup(struct hdmi *hdmi, bool enabled,