Merge branch 'drm-next-4.9' of git://people.freedesktop.org/~agd5f/linux into drm...

[cascardo/linux.git] / drivers / gpu / drm / amd / amdgpu / dce_v8_0.c

diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
index abd5213..a7decf9 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
@@ -170,7 +170,7 @@ static bool dce_v8_0_is_counter_moving(struct amdgpu_device *adev, int crtc)
  */
 static void dce_v8_0_vblank_wait(struct amdgpu_device *adev, int crtc)
 {
-       unsigned i = 0;
+       unsigned i = 100;
 
        if (crtc >= adev->mode_info.num_crtc)
                return;
@@ -182,14 +182,16 @@ static void dce_v8_0_vblank_wait(struct amdgpu_device *adev, int crtc)
         * wait for another frame.
         */
        while (dce_v8_0_is_in_vblank(adev, crtc)) {
-               if (i++ % 100 == 0) {
+               if (i++ == 100) {
+                       i = 0;
                        if (!dce_v8_0_is_counter_moving(adev, crtc))
                                break;
                }
        }
 
        while (!dce_v8_0_is_in_vblank(adev, crtc)) {
-               if (i++ % 100 == 0) {
+               if (i++ == 100) {
+                       i = 0;
                        if (!dce_v8_0_is_counter_moving(adev, crtc))
                                break;
                }