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authorArnd Bergmann <arnd@arndb.de>2012-05-14 17:23:13 +0400
committerArnd Bergmann <arnd@arndb.de>2012-05-14 17:23:13 +0400
commit6b204283f2802a92cf91fc14c2c1b04e7295761b (patch)
treee323818ac7f159c13f646fdf75bf0f016d7ae368 /drivers/gpu/drm/i915/intel_ringbuffer.c
parentffc505c0b99d6caf5b10d813f9a0ce3576f68996 (diff)
parenta0f5e3631b07cabf624e7d818df76d47d9d21017 (diff)
downloadlinux-6b204283f2802a92cf91fc14c2c1b04e7295761b.tar.xz
Merge branch 'imx/pinctrl' into imx/dt
Conflicts: drivers/mmc/host/sdhci-esdhc-imx.c drivers/net/ethernet/freescale/fec.c drivers/spi/spi-imx.c drivers/tty/serial/imx.c This resolves some simply but annoying conflicts. Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index f75806e5bff5..80fce51e2f43 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -401,6 +401,14 @@ static int init_render_ring(struct intel_ring_buffer *ring)
if (INTEL_INFO(dev)->gen >= 6) {
I915_WRITE(INSTPM,
INSTPM_FORCE_ORDERING << 16 | INSTPM_FORCE_ORDERING);
+
+ /* From the Sandybridge PRM, volume 1 part 3, page 24:
+ * "If this bit is set, STCunit will have LRA as replacement
+ * policy. [...] This bit must be reset. LRA replacement
+ * policy is not supported."
+ */
+ I915_WRITE(CACHE_MODE_0,
+ CM0_STC_EVICT_DISABLE_LRA_SNB << CM0_MASK_SHIFT);
}
return ret;