[PATCH] drm/i915: Try enabling RC6 by default (again)

* [PATCH] drm/i915: Try enabling RC6 by default (again)
@ 2011-08-04  3:23 Keith Packard
  2011-08-04 14:05 ` Ted Phelps
       [not found] ` <20110804051027.GA3176@fujiko>
  0 siblings, 2 replies; 8+ messages in thread
From: Keith Packard @ 2011-08-04  3:23 UTC (permalink / raw)
  To: intel-gfx; +Cc: Pekka Enberg, Gu Rui, Francesco Allertsen

Jesse Barnes and I found a couple of issues where incorrect mode
setting would cause problems with RC6 enabled. We're hopeful that
fixing those will resolve the outstanding issues with a few machines
that had trouble before 3.0 with rc6.

Cc: Pekka Enberg <penberg@kernel.org>
Cc: Francesco Allertsen <fallertsen@gmail.com>
Cc: Ted Phelps <phelps@gnusto.com>
Cc: Gu Rui <chaos.proton@gmail.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=38567
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=38332
Signed-off-by: Keith Packard <keithp@keithp.com>
---
 drivers/gpu/drm/i915/i915_drv.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index ce045a8..60e4b9e 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -62,7 +62,7 @@ module_param_named(semaphores, i915_semaphores, int, 0600);
 MODULE_PARM_DESC(semaphores,
 		"Use semaphores for inter-ring sync (default: false)");
 
-unsigned int i915_enable_rc6 __read_mostly = 0;
+unsigned int i915_enable_rc6 __read_mostly = 1;
 module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600);
 MODULE_PARM_DESC(i915_enable_rc6,
 		"Enable power-saving render C-state 6 (default: true)");
-- 
1.7.5.4

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