Revert "drm/i915/display/psr: Do full fetch when handling multi-planar formats"

This reverts commit 1f61f065.

Now we are supporting selective fetch for biplanar formats.
We can revert WA patch which forced using full fetch for biplanar
formats.
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211021101024.13112-3-jouni.hogander@intel.com

drivers/gpu/drm/i915/display/intel_psr.c

@@ -1573,9 +1573,6 @@ static void intel_psr2_sel_fetch_pipe_alignment(const struct intel_crtc_state *c
  * also planes are not updated if they have a negative X
  * position so for now doing a full update in this cases
  *
- * TODO: We are missing multi-planar formats handling, until it is
- * implemented it will send full frame updates.
- *
  * Plane scaling and rotation is not supported by selective fetch and both
  * properties can change without a modeset, so need to be check at every
  * atomic commmit.
@@ -1585,7 +1582,6 @@ static bool psr2_sel_fetch_plane_state_supported(const struct intel_plane_state
 	if (plane_state->uapi.dst.y1 < 0 ||
 	    plane_state->uapi.dst.x1 < 0 ||
 	    plane_state->scaler_id >= 0 ||
-	    plane_state->hw.fb->format->num_planes > 1 ||
 	    plane_state->uapi.rotation != DRM_MODE_ROTATE_0)
 		return false;