drm/msm/sde: Fix AD4 driver implementation

This change fixes below bugs in the sde driver for AD4:
  1) Update CRTC out_width and out_height for AD4
  2) Correct AD4 overlapping pixel count for merge mode
  3) Correct AD4 assertiveness property name
  4) Update condition check for AD4 mode setup

Change-Id: I6912e96af923cf388fca49e458c3017914c93e0a
Signed-off-by: Ping Li <pingli@codeaurora.org>
diff --git a/drivers/gpu/drm/msm/sde/sde_color_processing.c b/drivers/gpu/drm/msm/sde/sde_color_processing.c
index 79b39bd..d5207b9 100644
--- a/drivers/gpu/drm/msm/sde/sde_color_processing.c
+++ b/drivers/gpu/drm/msm/sde/sde_color_processing.c
@@ -1164,7 +1164,7 @@
 		sde_cp_create_local_blob(crtc, SDE_CP_CRTC_DSPP_AD_CFG,
 			sizeof(struct drm_msm_ad4_cfg));
 		sde_cp_crtc_install_range_property(crtc,
-			"SDE_DSPP_AD_V4_ASSERTIVNESS",
+			"SDE_DSPP_AD_V4_ASSERTIVENESS",
 			SDE_CP_CRTC_DSPP_AD_ASSERTIVENESS, 0, (BIT(8) - 1), 0);
 		sde_cp_crtc_install_range_property(crtc, "SDE_DSPP_AD_V4_INPUT",
 			SDE_CP_CRTC_DSPP_AD_INPUT, 0, U16_MAX, 0);