Unverified Commit 607a264e authored by Xin Ji's avatar Xin Ji Committed by Robert Foss
Browse files

drm/bridge: anx7625: add audio codec .get_eld support 



Provide .get_eld interface in hdmi_codec_ops for hdmi-codec driver.

Reviewed-by: default avatarRobert Foss <robert.foss@linaro.org>
Signed-off-by: default avatarXin Ji <xji@analogixsemi.com>
Signed-off-by: default avatarRobert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220106100127.1862702-3-xji@analogixsemi.com
parent cd1637c7

drivers/gpu/drm/bridge/analogix/anx7625.c

+18 −0
Original line number Diff line number Diff line
@@ -1840,9 +1840,27 @@ static int anx7625_audio_hook_plugged_cb(struct device *dev, void *data, 
	return 0;

}



static int anx7625_audio_get_eld(struct device *dev, void *data,

				 u8 *buf, size_t len)

{

	struct anx7625_data *ctx = dev_get_drvdata(dev);



	if (!ctx->connector) {

		dev_err(dev, "connector not initial\n");

		return -EINVAL;

	}



	dev_dbg(dev, "audio copy eld\n");

	memcpy(buf, ctx->connector->eld,

	       min(sizeof(ctx->connector->eld), len));



	return 0;

}



static const struct hdmi_codec_ops anx7625_codec_ops = {

	.hw_params	= anx7625_audio_hw_params,

	.audio_shutdown = anx7625_audio_shutdown,

	.get_eld	= anx7625_audio_get_eld,

	.get_dai_id	= anx7625_hdmi_i2s_get_dai_id,

	.hook_plugged_cb = anx7625_audio_hook_plugged_cb,

};