diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index 79fc7a50b4976dde5c46fb1fd3c65d882a010c04..c74b5df4cadee1f3fcf7629360063105f8a8c3ac 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -1797,8 +1797,13 @@ static int anx7625_audio_hw_params(struct device *dev, void *data, int wl, ch, rate; int ret = 0; - if (fmt->fmt != HDMI_DSP_A) { - DRM_DEV_ERROR(dev, "only supports DSP_A\n"); + if (anx7625_sink_detect(ctx) == connector_status_disconnected) { + DRM_DEV_DEBUG_DRIVER(dev, "DP not connected\n"); + return 0; + } + + if (fmt->fmt != HDMI_DSP_A && fmt->fmt != HDMI_I2S) { + DRM_DEV_ERROR(dev, "only supports DSP_A & I2S\n"); return -EINVAL; } @@ -1806,10 +1811,16 @@ static int anx7625_audio_hw_params(struct device *dev, void *data, params->sample_rate, params->sample_width, params->cea.channels); - ret |= anx7625_write_and_or(ctx, ctx->i2c.tx_p2_client, - AUDIO_CHANNEL_STATUS_6, - ~I2S_SLAVE_MODE, - TDM_SLAVE_MODE); + if (fmt->fmt == HDMI_DSP_A) + ret = anx7625_write_and_or(ctx, ctx->i2c.tx_p2_client, + AUDIO_CHANNEL_STATUS_6, + ~I2S_SLAVE_MODE, + TDM_SLAVE_MODE); + else + ret = anx7625_write_and_or(ctx, ctx->i2c.tx_p2_client, + AUDIO_CHANNEL_STATUS_6, + ~TDM_SLAVE_MODE, + I2S_SLAVE_MODE); /* Word length */ switch (params->sample_width) {