gpu/drm/radeon: use DIV_ROUND_UP macro to do calculation

Don't open-code DIV_ROUND_UP() kernel macro.

Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index dc68e538d5a97c1317939fac97167a70a6ace643..34b7c6f1647985e5138dbbbe90a7ba8c0f5294ed 100644 (file)
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -220,7 +220,7 @@ int r600_fmt_get_nblocksx(u32 format, u32 w)
        if (bw == 0)
                return 0;
 
-       return (w + bw - 1) / bw;
+       return DIV_ROUND_UP(w, bw);
 }
 
 int r600_fmt_get_nblocksy(u32 format, u32 h)
@@ -234,7 +234,7 @@ int r600_fmt_get_nblocksy(u32 format, u32 h)
        if (bh == 0)
                return 0;
 
-       return (h + bh - 1) / bh;
+       return DIV_ROUND_UP(h, bh);
 }
 
 struct array_mode_checker {