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authorJohn Stultz <john.stultz@linaro.org>2016-11-29 04:22:31 +0300
committerArchit Taneja <architt@codeaurora.org>2016-11-29 07:18:46 +0300
commit53c515befe2864173ac5acb5c248587ce24d245e (patch)
treef527b1f69024b9cab762177d2c4f15574eb879dd /drivers/gpu/drm/bridge/adv7511/adv7511.h
parentc45a4e46570aa18f6128a2a44243c5d142a8e411 (diff)
downloadlinux-53c515befe2864173ac5acb5c248587ce24d245e.tar.xz
drm/bridge: adv7511: Add Audio support
This patch adds support to Audio for both adv7511 and adv7533 bridge chips. This patch was originally from [1] by Lars-Peter Clausen <lars@metafoo.de> and was adapted by Archit Taneja <architt@codeaurora.org> and Srinivas Kandagatla <srinivas.kandagatla@linaro.org>. Then I heavily reworked it to use the hdmi-codec driver. And also folded in some audio packet initialization done by Andy Green <andy.green@linaro.org>. So credit to them, but blame to me. [1] https://github.com/analogdevicesinc/linux/blob/xcomm_zynq/drivers/gpu/drm/i2c/adv7511_audio.c Cc: David Airlie <airlied@linux.ie> Cc: Archit Taneja <architt@codeaurora.org> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Cc: Wolfram Sang <wsa+renesas@sang-engineering.com> Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Cc: "Ville Syrjälä" <ville.syrjala@linux.intel.com> Cc: Boris Brezillon <boris.brezillon@free-electrons.com> Cc: Andy Green <andy@warmcat.com> Cc: Dave Long <dave.long@linaro.org> Cc: Guodong Xu <guodong.xu@linaro.org> Cc: Zhangfei Gao <zhangfei.gao@linaro.org> Cc: Mark Brown <broonie@kernel.org> Cc: Lars-Peter Clausen <lars@metafoo.de> Cc: Jose Abreu <joabreu@synopsys.com> Cc: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Cc: dri-devel@lists.freedesktop.org Acked-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: John Stultz <john.stultz@linaro.org> Signed-off-by: Archit Taneja <architt@codeaurora.org> Link: http://patchwork.freedesktop.org/patch/msgid/1480382552-28219-2-git-send-email-john.stultz@linaro.org
Diffstat (limited to 'drivers/gpu/drm/bridge/adv7511/adv7511.h')
-rw-r--r--drivers/gpu/drm/bridge/adv7511/adv7511.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511.h b/drivers/gpu/drm/bridge/adv7511/adv7511.h
index 161c923d6162..992d76ce02bb 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511.h
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511.h
@@ -309,6 +309,8 @@ struct adv7511 {
struct drm_display_mode curr_mode;
unsigned int f_tmds;
+ unsigned int f_audio;
+ unsigned int audio_source;
unsigned int current_edid_segment;
uint8_t edid_buf[256];
@@ -334,6 +336,7 @@ struct adv7511 {
bool use_timing_gen;
enum adv7511_type type;
+ struct platform_device *audio_pdev;
};
#ifdef CONFIG_DRM_I2C_ADV7533
@@ -389,4 +392,17 @@ static inline int adv7533_parse_dt(struct device_node *np, struct adv7511 *adv)
}
#endif
+#ifdef CONFIG_DRM_I2C_ADV7511_AUDIO
+int adv7511_audio_init(struct device *dev, struct adv7511 *adv7511);
+void adv7511_audio_exit(struct adv7511 *adv7511);
+#else /*CONFIG_DRM_I2C_ADV7511_AUDIO */
+static inline int adv7511_audio_init(struct device *dev, struct adv7511 *adv7511)
+{
+ return 0;
+}
+static inline void adv7511_audio_exit(struct adv7511 *adv7511)
+{
+}
+#endif /* CONFIG_DRM_I2C_ADV7511_AUDIO */
+
#endif /* __DRM_I2C_ADV7511_H__ */