xf86-video-amdgpu/N_amdgpu-present-Check-tiling-for-newer-versions-too.patch

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From: Takashi Iwai <tiwai@suse.de>
Subject: present: Check tiling for newer versions, too
Patch-mainline: Never, temporary workaround
References: bsc#1169222
This is essentially a partial revert of the commit a2b32e72fdaf
present: Don't check tiling parameters with DC & DRM minor version >= 31
that caused a crash when DPMS is changed while an external HDMI
monitor is connected on the laptop.
Note that it's a temporary workaround until the actual cause gets
fixed in the kernel DRM side.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
src/amdgpu_present.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/src/amdgpu_present.c
+++ b/src/amdgpu_present.c
@@ -305,7 +305,8 @@ amdgpu_present_check_flip(RRCrtcPtr crtc
return FALSE;
}
- if (!dc_enabled || info->dri2.pKernelDRMVersion->version_minor < 31) {
+ /* FIXME: reverted the DRM minor version check below (bsc#1169222) */
+ if (1 /*!dc_enabled || info->dri2.pKernelDRMVersion->version_minor < 31*/) {
/* The kernel driver doesn't handle flipping between BOs with
* different tiling parameters correctly
*/