From: Alex Deucher <alexander.deucher@amd.com>
Date: Thu, 3 May 2012 21:06:28 +0000 (-0400)
Subject: drm/radeon: clarify and extend wb setup on APUs and NI+ asics
X-Git-Tag: firefly_0821_release~3680^2~2953^2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c994ead62ce9599e56344be9b3bead08f242aa79;p=firefly-linux-kernel-4.4.55.git

drm/radeon: clarify and extend wb setup on APUs and NI+ asics

Use family rather than DCE check for clarity, also always use
wb on APUs, there will never be AGP variants.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---

diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index ea7df16e2f84..5992502a3448 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -241,8 +241,8 @@ int radeon_wb_init(struct radeon_device *rdev)
 				rdev->wb.use_event = true;
 		}
 	}
-	/* always use writeback/events on NI */
-	if (ASIC_IS_DCE5(rdev)) {
+	/* always use writeback/events on NI, APUs */
+	if (rdev->family >= CHIP_PALM) {
 		rdev->wb.enabled = true;
 		rdev->wb.use_event = true;
 	}