Provide .get_eld interface in hdmi_codec_ops for hdmi-codec driver.
Reviewed-by: Robert Foss robert.foss@linaro.org Signed-off-by: Xin Ji xji@analogixsemi.com --- drivers/gpu/drm/bridge/analogix/anx7625.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index a225dd1abf41..a41f22d0e088 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -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, };