[Intel-gfx] [PATCH v2 3/6] drm/i915/guc: prefer __set/clear_bit() to bitmap_set/clear()
Dave Gordon
david.s.gordon at intel.com
Fri Jun 10 16:50:58 UTC 2016
Bitmap operators are overkill when touching only one bit.
Signed-off-by: Dave Gordon <david.s.gordon at intel.com>
---
drivers/gpu/drm/i915/i915_guc_submission.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c
index 7510841..e198599 100644
--- a/drivers/gpu/drm/i915/i915_guc_submission.c
+++ b/drivers/gpu/drm/i915/i915_guc_submission.c
@@ -251,7 +251,7 @@ static uint16_t assign_doorbell(struct intel_guc *guc, uint32_t priority)
if (id == end)
id = GUC_INVALID_DOORBELL_ID;
else
- bitmap_set(guc->doorbell_bitmap, id, 1);
+ __set_bit(id, guc->doorbell_bitmap);
DRM_DEBUG_DRIVER("assigned %s priority doorbell id 0x%x\n",
hi_pri ? "high" : "normal", id);
@@ -261,7 +261,7 @@ static uint16_t assign_doorbell(struct intel_guc *guc, uint32_t priority)
static void release_doorbell(struct intel_guc *guc, uint16_t id)
{
- bitmap_clear(guc->doorbell_bitmap, id, 1);
+ __clear_bit(id, guc->doorbell_bitmap);
}
/*
--
1.9.1
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