[PATCH for v4.9 LTS 15/87] drm/msm: Verify that MSM_SUBMIT_BO_FLAGS are set

From: Jordan Crouse [ Upstream commit a6cb3b864b21b7345f824a4faa12b723c8aaf099 ] For every submission buffer object one of MSM_SUBMIT_BO_WRITE and MSM_SUBMIT_BO_READ must be set (and nothing else). If we allowed zero then the buffer object would never get queued to be

[PATCH for v4.9 LTS 15/87] drm/msm: Verify that MSM_SUBMIT_BO_FLAGS are set

From: Jordan Crouse [ Upstream commit a6cb3b864b21b7345f824a4faa12b723c8aaf099 ] For every submission buffer object one of MSM_SUBMIT_BO_WRITE and MSM_SUBMIT_BO_READ must be set (and nothing else). If we allowed zero then the buffer object would never get queued to be unreferenced.