If Hardware doesn't allow RC6p or RC6pp we shall avoid end users turning them
on, falling back to the only RC6 deepness available.
Signed-off-by: Rodrigo Vivi <rodrigo.v...@gmail.com>
---
drivers/gpu/drm/i915/intel_pm.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 50f5809..a8c6c08 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -2370,7 +2370,7 @@ static void gen6_disable_rps(struct drm_device *dev)
int intel_enable_rc6(const struct drm_device *dev)
{
/* Respect the kernel parameter if it is set */
- if (i915_enable_rc6 >= 0)
+ if (i915_enable_rc6 = 0)
return i915_enable_rc6;
if (INTEL_INFO(dev)->gen == 5) {
@@ -2394,6 +2394,9 @@ int intel_enable_rc6(const struct drm_device *dev)
return INTEL_RC6_ENABLE;
}
+ if (i915_enable_rc6 > 0)
+ return i915_enable_rc6;
+
DRM_DEBUG_DRIVER("RC6 and deep RC6 enabled\n");
return (INTEL_RC6_ENABLE | INTEL_RC6p_ENABLE);
}
--
1.7.11.7
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