On Tue, Feb 15, 2022 at 08:32:03PM +0200, Ville Syrjala wrote:
> From: Ville Syrjälä <[email protected]>
> 
> Pull intel_crtc_compute_pipe_mode() out from
> intel_crtc_compute_config(). Since it's semi related
> we'll suck in the max dotclock/double wide checks in
> as well.
> 
> And we'll pimp the debugs while at it.
> 
> Signed-off-by: Ville Syrjälä <[email protected]>

Yup looks lot more organized

Reviewed-by: Manasi Navare <[email protected]>

Manasi

> ---
>  drivers/gpu/drm/i915/display/intel_display.c | 28 ++++++++++++++------
>  1 file changed, 20 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c 
> b/drivers/gpu/drm/i915/display/intel_display.c
> index 3d3fddd3f452..6ff58164929c 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -2832,17 +2832,12 @@ static int intel_crtc_compute_pipe_src(struct 
> intel_crtc_state *crtc_state)
>       return 0;
>  }
>  
> -static int intel_crtc_compute_config(struct intel_crtc *crtc,
> -                                  struct intel_crtc_state *crtc_state)
> +static int intel_crtc_compute_pipe_mode(struct intel_crtc_state *crtc_state)
>  {
> +     struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
>       struct drm_i915_private *i915 = to_i915(crtc->base.dev);
>       struct drm_display_mode *pipe_mode = &crtc_state->hw.pipe_mode;
>       int clock_limit = i915->max_dotclk_freq;
> -     int ret;
> -
> -     ret = intel_crtc_compute_pipe_src(crtc_state);
> -     if (ret)
> -             return ret;
>  
>       drm_mode_copy(pipe_mode, &crtc_state->hw.adjusted_mode);
>  
> @@ -2868,12 +2863,29 @@ static int intel_crtc_compute_config(struct 
> intel_crtc *crtc,
>  
>       if (pipe_mode->crtc_clock > clock_limit) {
>               drm_dbg_kms(&i915->drm,
> -                         "requested pixel clock (%d kHz) too high (max: %d 
> kHz, double wide: %s)\n",
> +                         "[CRTC:%d:%s] requested pixel clock (%d kHz) too 
> high (max: %d kHz, double wide: %s)\n",
> +                         crtc->base.base.id, crtc->base.name,
>                           pipe_mode->crtc_clock, clock_limit,
>                           yesno(crtc_state->double_wide));
>               return -EINVAL;
>       }
>  
> +     return 0;
> +}
> +
> +static int intel_crtc_compute_config(struct intel_crtc *crtc,
> +                                  struct intel_crtc_state *crtc_state)
> +{
> +     int ret;
> +
> +     ret = intel_crtc_compute_pipe_src(crtc_state);
> +     if (ret)
> +             return ret;
> +
> +     ret = intel_crtc_compute_pipe_mode(crtc_state);
> +     if (ret)
> +             return ret;
> +
>       intel_crtc_compute_pixel_rate(crtc_state);
>  
>       if (crtc_state->has_pch_encoder)
> -- 
> 2.34.1
> 

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