Commit 5cb62a17 authored Jun 04, 2017 by Kasin Li Committed by Gerrit - the friendly Code Review server Jun 09, 2017

drm/msm: Fix kernel address issue of profile buffer



Current DRM adds offset when making IOVA but failed to add it when
making kernel address. This makes DRM write queue_s and submit_s to
wrong place if the profile buffer is not at the head of
a chunk of buffer.

Change-Id: I5af9c3050f4c6c5e0a54ed495bf79053f08f0bab
Signed-off-by: Kasin Li <donglil@codeaurora.org>

parent 613ad186

drivers/gpu/drm/msm/msm_gem_submit.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -482,7 +482,8 @@ int msm_ioctl_gem_submit(struct drm_device dev, void data,
		if (submit_cmd.type == MSM_SUBMIT_CMD_PROFILE_BUF) {
		submit->profile_buf_iova = submit->cmd[i].iova;
		submit->profile_buf_vaddr =
		msm_gem_vaddr(&msm_obj->base);
		msm_gem_vaddr(&msm_obj->base) +
		submit_cmd.submit_offset;
		}

		if (submit->valid)