[Intel-gfx] [PATCH 2/4] drm/i915: Move the TRANS_DDI_FUNC_CTL enable to a later point

[Jani Nikula]

On Fri, 17 Apr 2020, Ville Syrjala <ville.syrjala at linux.intel.com> wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
>
> No reason that I can see why we should enable TRANS_DDI_FUNC_CTL
> before we set up the watermarks of confogiure the mbus stuff.
> In fact reordering these seems to match the bspec sequence better,
> and cricually will allow us to push the TRANS_DDI_FUNC_CTL enable
      ^^^^^^^^^

The entire series is nice, but I especially like this "crucially"
typo. It looks prezactly like a mix of crucially and critically.

FWIW the series is Acked-by me, as Chris beat me to review. I also
didn't spot anything obviously wrong.

BR,
Jani.


> into the encoder enable hook as a followup.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_display.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> index af5b4055b38a..7a1e7b5ae84e 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -7071,15 +7071,15 @@ static void hsw_crtc_enable(struct intel_atomic_state *state,
>  	if (INTEL_GEN(dev_priv) >= 11)
>  		icl_set_pipe_chicken(crtc);
>  
> -	if (!transcoder_is_dsi(cpu_transcoder))
> -		intel_ddi_enable_transcoder_func(new_crtc_state);
> -
>  	if (dev_priv->display.initial_watermarks)
>  		dev_priv->display.initial_watermarks(state, crtc);
>  
>  	if (INTEL_GEN(dev_priv) >= 11)
>  		icl_pipe_mbus_enable(crtc);
>  
> +	if (!transcoder_is_dsi(cpu_transcoder))
> +		intel_ddi_enable_transcoder_func(new_crtc_state);
> +
>  	intel_encoders_enable(state, crtc);
>  
>  	if (psl_clkgate_wa) {

-- 
Jani Nikula, Intel Open Source Graphics Center