[PATCH v3 15/15] drm/i915/gvt: Define PTE addr mask with GENMASK_ULL
changbin.du at intel.com
changbin.du at intel.com
Mon Jan 8 10:24:44 UTC 2018
From: Changbin Du <changbin.du at intel.com>
Define the masks better.
Signed-off-by: Changbin Du <changbin.du at intel.com>
---
drivers/gpu/drm/i915/gvt/gtt.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c
index 17b48ac..f178996 100644
--- a/drivers/gpu/drm/i915/gvt/gtt.c
+++ b/drivers/gpu/drm/i915/gvt/gtt.c
@@ -337,9 +337,9 @@ static inline int gtt_set_entry64(void *pt,
#define GTT_HAW 46
-#define ADDR_1G_MASK (((1UL << (GTT_HAW - 30)) - 1) << 30)
-#define ADDR_2M_MASK (((1UL << (GTT_HAW - 21)) - 1) << 21)
-#define ADDR_4K_MASK (((1UL << (GTT_HAW - 12)) - 1) << 12)
+#define ADDR_1G_MASK GENMASK_ULL(GTT_HAW - 1, 30)
+#define ADDR_2M_MASK GENMASK_ULL(GTT_HAW - 1, 21)
+#define ADDR_4K_MASK GENMASK_ULL(GTT_HAW - 1, 12)
static unsigned long gen8_gtt_get_pfn(struct intel_gvt_gtt_entry *e)
{
--
2.7.4
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