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Commit 7b1fade5 authored by Jayant Shekhar's avatar Jayant Shekhar
Browse files

msm: mdss: Display prepare unblock for writeback path 



Release kick off and unlock ov_lock before waiting for wb
done so that next prepare can start.

Change-Id: If4d53d81a5d77ffc9bcb1e0582f9741b258aedcd
Signed-off-by: default avatarJayant Shekhar <jshekhar@codeaurora.org>
parent 6c644c0f

drivers/video/msm/mdss/mdss_mdp.h

+2 −1
Original line number Diff line number Diff line
@@ -1010,7 +1010,8 @@ void mdss_mdp_crop_rect(struct mdss_rect *src_rect, 
	const struct mdss_rect *sci_rect);





int mdss_mdp_wb_kickoff(struct msm_fb_data_type *mfd);

int mdss_mdp_wb_kickoff(struct msm_fb_data_type *mfd,

		struct mdss_mdp_commit_cb *commit_cb);

int mdss_mdp_wb_ioctl_handler(struct msm_fb_data_type *mfd, u32 cmd, void *arg);



int mdss_mdp_get_ctl_mixers(u32 fb_num, u32 *mixer_id);

drivers/video/msm/mdss/mdss_mdp_overlay.c

+16 −10
Original line number Diff line number Diff line
@@ -1705,19 +1705,25 @@ int mdss_mdp_overlay_kickoff(struct msm_fb_data_type *mfd, 


	if (mfd->panel.type == WRITEBACK_PANEL) {

		ATRACE_BEGIN("wb_kickoff");

		ret = mdss_mdp_wb_kickoff(mfd);

		if (!need_cleanup) {

			commit_cb.commit_cb_fnc = mdss_mdp_commit_cb;

			commit_cb.data = mfd;

			ret = mdss_mdp_wb_kickoff(mfd, &commit_cb);

		} else {

			mdss_mdp_wb_kickoff(mfd, NULL);

		}

		ATRACE_END("wb_kickoff");

	} else if (!need_cleanup) {

	} else {

		ATRACE_BEGIN("display_commit");

		if (!need_cleanup) {

			commit_cb.commit_cb_fnc = mdss_mdp_commit_cb;

			commit_cb.data = mfd;

			ret = mdss_mdp_display_commit(mdp5_data->ctl, NULL,

				&commit_cb);

		ATRACE_END("display_commit");

		} else  {

		ATRACE_BEGIN("display_commit");

			ret = mdss_mdp_display_commit(mdp5_data->ctl, NULL,

				NULL);

		}

		ATRACE_END("display_commit");

	}

drivers/video/msm/mdss/mdss_mdp_wb.c

+12 −1
Original line number Diff line number Diff line
@@ -628,7 +628,8 @@ static int mdss_mdp_wb_dequeue(struct msm_fb_data_type *mfd, 
	return ret;

}



int mdss_mdp_wb_kickoff(struct msm_fb_data_type *mfd)

int mdss_mdp_wb_kickoff(struct msm_fb_data_type *mfd,

		struct mdss_mdp_commit_cb *commit_cb)

{

	struct mdss_mdp_wb *wb = mfd_to_wb(mfd);

	struct mdss_mdp_ctl *ctl = mfd_to_ctl(mfd);
@@ -682,8 +683,18 @@ int mdss_mdp_wb_kickoff(struct msm_fb_data_type *mfd) 
		pr_err("error on commit ctl=%d\n", ctl->num);

		goto kickoff_fail;

	}



	if (commit_cb)

		commit_cb->commit_cb_fnc(

			MDP_COMMIT_STAGE_SETUP_DONE,

			commit_cb->data);



	mdss_mdp_display_wait4comp(ctl);



	if (commit_cb)

		commit_cb->commit_cb_fnc(MDP_COMMIT_STAGE_READY_FOR_KICKOFF,

			commit_cb->data);



	if (wb && node) {

		mutex_lock(&wb->lock);

		list_add_tail(&node->active_entry, &wb->busy_queue);