[Intel-gfx] [PATCH 2/6] drm/i915: Do intel_dpll_readout_hw_state() after encoder readout

[Kahola, Mika]

> -----Original Message-----
> From: Intel-gfx <intel-gfx-bounces at lists.freedesktop.org> On Behalf Of Ville
> Syrjala
> Sent: Wednesday, February 24, 2021 4:42 PM
> To: intel-gfx at lists.freedesktop.org
> Subject: [Intel-gfx] [PATCH 2/6] drm/i915: Do intel_dpll_readout_hw_state()
> after encoder readout
> 
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> The clock readout for DDI encoders needs to moved into the encoders.
> To that end intel_dpll_readout_hw_state() needs to happen after the
> encoder readout as otherwise it can't correctly populate the PLL
> crtc_mask/active_mask bitmasks.
> 
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

Reviewed-by: Mika Kahola <mika.kahola at intel.com>

> ---
>  drivers/gpu/drm/i915/display/intel_display.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c
> b/drivers/gpu/drm/i915/display/intel_display.c
> index d0da88751c72..b34620545d3b 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -13444,8 +13444,6 @@ static void
> intel_modeset_readout_hw_state(struct drm_device *dev)
> 
>  	readout_plane_state(dev_priv);
> 
> -	intel_dpll_readout_hw_state(dev_priv);
> -
>  	for_each_intel_encoder(dev, encoder) {
>  		pipe = 0;
> 
> @@ -13480,6 +13478,8 @@ static void
> intel_modeset_readout_hw_state(struct drm_device *dev)
>  			    pipe_name(pipe));
>  	}
> 
> +	intel_dpll_readout_hw_state(dev_priv);
> +
>  	drm_connector_list_iter_begin(dev, &conn_iter);
>  	for_each_intel_connector_iter(connector, &conn_iter) {
>  		if (connector->get_hw_state(connector)) {
> --
> 2.26.2
> 
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