Re: [PATCH 08/11] i915: split some DP modesetting code into a separate function

[Todd Previte <tprevite@gmail.com>]

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Looks good to me.

Reviewed-by: Todd Previte <tprevite@gmail.com>

> Dave Airlie <mailto:airlied@gmail.com>
> Tuesday, May 20, 2014 7:55 PM
> From: Dave Airlie <airlied@redhat.com>
>
> this is just prep work for mst support.
>
> Signed-off-by: Dave Airlie <airlied@redhat.com>
> ---
> drivers/gpu/drm/i915/intel_ddi.c | 20 +++++++++++++-------
> drivers/gpu/drm/i915/intel_drv.h | 1 +
> 2 files changed, 14 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c 
> b/drivers/gpu/drm/i915/intel_ddi.c
> index 0ad4e96..a5b8b76 100644
> --- a/drivers/gpu/drm/i915/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/intel_ddi.c
> @@ -364,6 +364,18 @@ void hsw_fdi_link_train(struct drm_crtc *crtc)
> DRM_ERROR("FDI link training failed!\n");
> }
>
> +void intel_ddi_mode_set_dp(struct intel_encoder *encoder)
> +{
> + struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
> + struct intel_digital_port *intel_dig_port =
> + enc_to_dig_port(&encoder->base);
> +
> + intel_dp->DP = intel_dig_port->saved_port_bits |
> + DDI_BUF_CTL_ENABLE | DDI_BUF_EMP_400MV_0DB_HSW;
> + intel_dp->DP |= DDI_PORT_WIDTH(intel_dp->lane_count);
> +
> +}
> +
> static void intel_ddi_mode_set(struct intel_encoder *encoder)
> {
> struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
> @@ -378,13 +390,7 @@ static void intel_ddi_mode_set(struct 
> intel_encoder *encoder)
> crtc->eld_vld = false;
> if (type == INTEL_OUTPUT_DISPLAYPORT || type == INTEL_OUTPUT_EDP) {
> struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
> - struct intel_digital_port *intel_dig_port =
> - enc_to_dig_port(&encoder->base);
> -
> - intel_dp->DP = intel_dig_port->saved_port_bits |
> - DDI_BUF_CTL_ENABLE | DDI_BUF_EMP_400MV_0DB_HSW;
> - intel_dp->DP |= DDI_PORT_WIDTH(intel_dp->lane_count);
> -
> + intel_ddi_mode_set_dp(encoder);
> if (intel_dp->has_audio) {
> DRM_DEBUG_DRIVER("DP audio on pipe %c on DDI\n",
> pipe_name(crtc->pipe));
> diff --git a/drivers/gpu/drm/i915/intel_drv.h 
> b/drivers/gpu/drm/i915/intel_drv.h
> index b885df1..8e41cdc 100644
> --- a/drivers/gpu/drm/i915/intel_drv.h
> +++ b/drivers/gpu/drm/i915/intel_drv.h
> @@ -683,6 +683,7 @@ void intel_ddi_fdi_disable(struct drm_crtc *crtc);
> void intel_ddi_get_config(struct intel_encoder *encoder,
> struct intel_crtc_config *pipe_config);
>
> +void intel_ddi_mode_set_dp(struct intel_encoder *encoder);
>
> /* intel_display.c */
> const char *intel_output_name(int output);
> Dave Airlie <mailto:airlied@gmail.com>
> Tuesday, May 20, 2014 7:54 PM
> Hey,
>
> So this set is pretty close to what I think we should be merging 
> initially,
>
> Since the last set, it makes fbcon and suspend/resume work a lot better,
>
> I've also fixed a couple of bugs in -intel that make things work a lot
> better.
>
> I've bashed on this a bit using kms-flip from intel-gpu-tools, hacked
> to add 3 monitor support.
>
> It still generates a fair few i915 state checker backtraces, and some
> of them are fairly hard to work out, it might be we should just tone
> down the state checker for encoders/connectors with no actual hw backing
> them.
>
> Dave.
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx

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