From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Date: Tue, 27 Feb 2018 13:29:12 -0800
Subject: drm/i915/psr2: Fix max resolution supported.
Git-commit: 8cef3e5c0d1927926a95a6a72dc00d39048ecb12
Patch-mainline: v4.17-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

According to spec:
"PSR2 is supported for pipe active sizes up to
3640 pixels wide and 2304 lines tall."

BSpec: 7713

Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180227212913.14083-1-rodrigo.vivi@intel.com

Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/i915/intel_psr.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

--- a/drivers/gpu/drm/i915/intel_psr.c
+++ b/drivers/gpu/drm/i915/intel_psr.c
@@ -523,9 +523,9 @@ void intel_psr_compute_config(struct int
 		return;
 	}
 
-	/* PSR2 is restricted to work with panel resolutions upto 3200x2000 */
-	if (adjusted_mode->crtc_hdisplay > 3200 ||
-	    adjusted_mode->crtc_vdisplay > 2000) {
+	/* PSR2 is restricted to work with panel resolutions up to 3640x2304 */
+	if (adjusted_mode->crtc_hdisplay > 3640 ||
+	    adjusted_mode->crtc_vdisplay > 2304) {
 		DRM_DEBUG_KMS("PSR2 disabled, panel resolution too big\n");
 		return;
 	}