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Add patch to turn of WC mmaps on i915 from airlied (rhbz 1226743)

This commit is contained in:
Josh Boyer 2015-06-04 07:14:37 -04:00
parent 3d17f6ae21
commit ea54a55052
2 changed files with 30 additions and 0 deletions
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21
drm-i915-turn-off-wc-mmaps.patch Normal file
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@ -0,0 +1,21 @@
From: Dave Airlie <airlied@redhat.com>
Date: Thu, 4 Jun 2015 07:12:20 -0400
Subject: [PATCH] drm: i915: turn off wc mmaps
---
drivers/gpu/drm/i915/i915_dma.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 68e0c85a17cf..21118db9aee2 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -151,7 +151,7 @@ static int i915_getparam(struct drm_device *dev, void *data,
value = 1;
break;
case I915_PARAM_MMAP_VERSION:
- value = 1;
+ value = 0;
break;
case I915_PARAM_SUBSLICE_TOTAL:
value = INTEL_INFO(dev)->subslice_total;

9
kernel.spec
View File

@ -615,6 +615,9 @@ Patch26218: n_tty-Fix-auditing-support-for-cannonical-mode.patch
#rhbz 1133378
Patch26219: firmware-Drop-WARN-from-usermodehelper_read_trylock-.patch
#rhbz 1226743
Patch26221: drm-i915-turn-off-wc-mmaps.patch
# END OF PATCH DEFINITIONS
%endif
@ -1348,6 +1351,9 @@ ApplyPatch n_tty-Fix-auditing-support-for-cannonical-mode.patch
#rhbz 1133378
ApplyPatch firmware-Drop-WARN-from-usermodehelper_read_trylock-.patch
#rhbz 1226743
ApplyPatch drm-i915-turn-off-wc-mmaps.patch
# END OF PATCH APPLICATIONS
%endif
@ -2212,6 +2218,9 @@ fi
#
#
%changelog
* Thu Jun 04 2015 Josh Boyer <jwboyer@fedoraproject.org>
- Add patch to turn of WC mmaps on i915 from airlied (rhbz 1226743)
* Wed Jun 03 2015 Laura Abbott <labbott@fedoraproject.org>
- Drop that blasted firwmare warning until we get a real fix (rhbz 1133378)