drm/i915: Pass old crtc state to skylake_scaler_disable()

To make life easier in the future let's pass the old crtc state
to skylake_scaler_disable() just like we already do for
for its ancestor ironlake_pfit_disable().

Cc: José Roberto de Souza <jose.souza@intel.com>
Cc: Manasi Navare <manasi.d.navare@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191213195217.15168-3-ville.syrjala@linux.intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index d922f59..12e3991 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -5767,8 +5767,9 @@ static int skl_update_scaler_plane(struct intel_crtc_state *crtc_state,
        return 0;
 }
 
-static void skylake_scaler_disable(struct intel_crtc *crtc)
+static void skylake_scaler_disable(const struct intel_crtc_state *old_crtc_state)
 {
+       struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc);
        int i;
 
        for (i = 0; i < crtc->num_scalers; i++)
@@ -6760,7 +6761,7 @@ static void haswell_crtc_disable(struct intel_atomic_state *state,
        intel_dsc_disable(old_crtc_state);
 
        if (INTEL_GEN(dev_priv) >= 9)
-               skylake_scaler_disable(crtc);
+               skylake_scaler_disable(old_crtc_state);
        else
                ironlake_pfit_disable(old_crtc_state);