[Intel-gfx] [PATCH v2 01/10] drm/i915: Set crtc_state->lane_count for HDMI

Jim Bride jim.bride at linux.intel.com
Tue Apr 19 20:40:02 UTC 2016


On Wed, Apr 13, 2016 at 08:47:44PM +0300, Ander Conselvan de Oliveira wrote:
> Set the lane count for HDMI to 4. This will make it easier to
> unduplicate CHV phy code.
> 
> v2: Set lane_count in *_get_config() to please state checker. (0day)
> v3: Set lane_count for DDI in DVI mode too. (CI)
> 
> Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira at intel.com>

Reviewed-by: Jim Bride <jim.bride at linux.intel.com>

> ---
>  drivers/gpu/drm/i915/intel_ddi.c  | 4 +++-
>  drivers/gpu/drm/i915/intel_hdmi.c | 4 ++++
>  2 files changed, 7 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
> index 921edf1..d8999c9 100644
> --- a/drivers/gpu/drm/i915/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/intel_ddi.c
> @@ -2003,8 +2003,10 @@ void intel_ddi_get_config(struct intel_encoder *encoder,
>  
>  		if (intel_hdmi->infoframe_enabled(&encoder->base, pipe_config))
>  			pipe_config->has_infoframe = true;
> -		break;
> +		/* fall through */
>  	case TRANS_DDI_MODE_SELECT_DVI:
> +		pipe_config->lane_count = 4;
> +		break;
>  	case TRANS_DDI_MODE_SELECT_FDI:
>  		break;
>  	case TRANS_DDI_MODE_SELECT_DP_SST:
> diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
> index b199ede..80d9841 100644
> --- a/drivers/gpu/drm/i915/intel_hdmi.c
> +++ b/drivers/gpu/drm/i915/intel_hdmi.c
> @@ -953,6 +953,8 @@ static void intel_hdmi_get_config(struct intel_encoder *encoder,
>  		dotclock /= pipe_config->pixel_multiplier;
>  
>  	pipe_config->base.adjusted_mode.crtc_clock = dotclock;
> +
> +	pipe_config->lane_count = 4;
>  }
>  
>  static void intel_enable_hdmi_audio(struct intel_encoder *encoder)
> @@ -1337,6 +1339,8 @@ bool intel_hdmi_compute_config(struct intel_encoder *encoder,
>  	/* Set user selected PAR to incoming mode's member */
>  	adjusted_mode->picture_aspect_ratio = intel_hdmi->aspect_ratio;
>  
> +	pipe_config->lane_count = 4;
> +
>  	return true;
>  }
>  
> -- 
> 2.4.11
> 
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