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path: root/drivers/gpu/drm/radeon/rv770_dpm.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/rv770_dpm.c')
-rw-r--r--drivers/gpu/drm/radeon/rv770_dpm.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/rv770_dpm.c b/drivers/gpu/drm/radeon/rv770_dpm.c
index 4de50c8..d914e04 100644
--- a/drivers/gpu/drm/radeon/rv770_dpm.c
+++ b/drivers/gpu/drm/radeon/rv770_dpm.c
@@ -2508,3 +2508,14 @@ u32 rv770_dpm_get_mclk(struct radeon_device *rdev, bool low)
else
return requested_state->high.mclk;
}
+
+bool rv770_dpm_vblank_too_short(struct radeon_device *rdev)
+{
+ u32 vblank_time = r600_dpm_get_vblank_time(rdev);
+
+ if (vblank_time < 300)
+ return true;
+ else
+ return false;
+
+}