virtio-gpu: use DIV_ROUND_UP

I used the clang-tidy qemu-round check to generate the fix: https://github.com/elmarco/clang-tools-extra Signed-off-by: Marc-André Lureau <[email protected]> Reviewed-by: Philippe Mathieu-Daudé <[email protected]> Reviewed-by: Richard Henderson <[email protected]>
zhoulunhao · Aug 31, 2017 · e5f9903 · e5f9903
1 parent 2c23ce2
commit e5f9903
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
@@ -408,7 +408,7 @@ static void virtio_gpu_transfer_to_host_2d(VirtIOGPU *g,
     }
 
     format = pixman_image_get_format(res->image);
-    bpp = (PIXMAN_FORMAT_BPP(format) + 7) / 8;
+    bpp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(format), 8);
     stride = pixman_image_get_stride(res->image);
 
     if (t2d.offset || t2d.r.x || t2d.r.y ||
@@ -570,7 +570,7 @@ static void virtio_gpu_set_scanout(VirtIOGPU *g,
     scanout = &g->scanout[ss.scanout_id];
 
     format = pixman_image_get_format(res->image);
-    bpp = (PIXMAN_FORMAT_BPP(format) + 7) / 8;
+    bpp = DIV_ROUND_UP(PIXMAN_FORMAT_BPP(format), 8);
     offset = (ss.r.x * bpp) + ss.r.y * pixman_image_get_stride(res->image);
     if (!scanout->ds || surface_data(scanout->ds)
         != ((uint8_t *)pixman_image_get_data(res->image) + offset) ||