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drm/i915: make rc6 module parameter read-only

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People have been getting confused and thinking this is a runtime control.

Cc: stable@vger.kernel.org
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jesse Barnes 2012-04-11 09:39:02 -07:00 committed by Daniel Vetter
parent 80e829fade
commit f57f9c167a
1 changed files with 1 additions and 1 deletions
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drivers/gpu/drm/i915/i915_drv.c
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@ -64,7 +64,7 @@ MODULE_PARM_DESC(semaphores,
"Use semaphores for inter-ring sync (default: -1 (use per-chip defaults))");
int i915_enable_rc6 __read_mostly = -1;
module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600);
module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0400);
MODULE_PARM_DESC(i915_enable_rc6,
"Enable power-saving render C-state 6. "
"Different stages can be selected via bitmask values "