disp: msm: sde: fix index variable used in CP pu check phase

Currently driver uses wrong index to retrieve partial update
ROI during check phase. This can lead to ROI being 0 for some
of the CP properties.

Change-Id: I885132e8d29eaf1353ed079eb283f7ca3a3d63a6
Signed-off-by: Amine Najahi <[email protected]>

msm/sde/sde_color_processing.c

@@ -1744,8 +1744,8 @@ static int sde_cp_crtc_check_pu_features(struct drm_crtc *crtc)
 			hw_cfg.mixer_info = sde_crtc->mixers[j].hw_lm;
 			hw_cfg.ctl = sde_crtc->mixers[j].hw_ctl;
 			hw_cfg.displayh = hw_cfg.num_of_mixers *
-					sde_crtc_state->lm_roi[i].w;
-			hw_cfg.displayv = sde_crtc_state->lm_roi[i].h;
+					sde_crtc_state->lm_roi[j].w;
+			hw_cfg.displayv = sde_crtc_state->lm_roi[j].h;
 
 			ret = check_pu_feature(hw_dspp, &hw_cfg, sde_crtc);
 			if (ret) {