[Intel-gfx] [PATCH] CHROMIUM: drm/i915: Reeneable FB compression and semaphores for kernel 3.2

[james.ausmus at intel.com]

From: Simon Que <sque at chromium.org>

marcheu added these changes in kernel 3.0:
 https://gerrit.chromium.org/gerrit/12367
 https://gerrit.chromium.org/gerrit/12368

They were undone in kernel 3.2.  This patch restores them.

BUG=chromium-os:27468
TEST=power_x86Settings autotest passes with kernel 3.2

Change-Id: Ic5a104eb73697cfa9a437ae2c4868051a77ad91f
Signed-off-by: Simon Que <sque at chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/18687
Reviewed-by: Stéphane Marchesin <marcheu at chromium.org>
---
 drivers/gpu/drm/i915/i915_drv.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 5351f58..4c4cfdb 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -58,10 +58,10 @@ module_param_named(powersave, i915_powersave, int, 0600);
 MODULE_PARM_DESC(powersave,
 		"Enable powersavings, fbc, downclocking, etc. (default: true)");
 
-int i915_semaphores __read_mostly = -1;
+int i915_semaphores __read_mostly = 1;
 module_param_named(semaphores, i915_semaphores, int, 0600);
 MODULE_PARM_DESC(semaphores,
-		"Use semaphores for inter-ring sync (default: -1 (use per-chip defaults))");
+		"Use semaphores for inter-ring sync (default: true)");
 
 int i915_enable_rc6 __read_mostly = 1;
 module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600);
@@ -72,11 +72,11 @@ MODULE_PARM_DESC(i915_enable_rc6,
 		"For example, 3 would enable rc6 and deep rc6, and 7 would enable everything. "
 		"default: -1 (use per-chip default)");
 
-int i915_enable_fbc __read_mostly = -1;
+int i915_enable_fbc __read_mostly = 1;
 module_param_named(i915_enable_fbc, i915_enable_fbc, int, 0600);
 MODULE_PARM_DESC(i915_enable_fbc,
 		"Enable frame buffer compression for power savings "
-		"(default: -1 (use per-chip default))");
+		"(default: true)");
 
 unsigned int i915_lvds_downclock __read_mostly = 1;
 module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400);
-- 
1.8.3.2