[Intel-gfx] [PATCH] drm/i915/bdw: Broaden FBC resolution limit to 4096x4096

[Damien Lespiau]

From: Daisy Sun <daisy.sun at intel.com>

Staring from BDW, the resolution limit of FBC has increased to
4096x4096>

Issue: APDEV-2935
Otc-Tracker: VIZ-3826
Change-Id: I842f64e3cf2c0d18d29ef1bcfef3b9bb1f1764ac
Signed-off-by: Daisy Sun <daisy.sun at intel.com>
---
 drivers/gpu/drm/i915/intel_pm.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 0b088fe..8cc60fc 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -529,7 +529,10 @@ void intel_update_fbc(struct drm_device *dev)
 		goto out_disable;
 	}
 
-	if (IS_G4X(dev) || INTEL_INFO(dev)->gen >= 5) {
+	if (INTEL_INFO(dev)->gen >= 8) {
+		max_width = 4096;
+		max_height = 4096;
+	} else if (IS_G4X(dev) || INTEL_INFO(dev)->gen >= 5) {
 		max_width = 4096;
 		max_height = 2048;
 	} else {
-- 
1.8.3.1