From ea54a55052b8d31c74393665c6eb1abbadea8c41 Mon Sep 17 00:00:00 2001 From: Josh Boyer Date: Jun 04 2015 11:27:05 +0000 Subject: Add patch to turn of WC mmaps on i915 from airlied (rhbz 1226743) --- diff --git a/drm-i915-turn-off-wc-mmaps.patch b/drm-i915-turn-off-wc-mmaps.patch new file mode 100644 index 0000000..af314cd --- /dev/null +++ b/drm-i915-turn-off-wc-mmaps.patch @@ -0,0 +1,21 @@ +From: Dave Airlie +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; diff --git a/kernel.spec b/kernel.spec index 1cedc8d..3a4ee65 100644 --- a/kernel.spec +++ b/kernel.spec @@ -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 +- Add patch to turn of WC mmaps on i915 from airlied (rhbz 1226743) + * Wed Jun 03 2015 Laura Abbott - Drop that blasted firwmare warning until we get a real fix (rhbz 1133378)