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msm_fb: display: add satge commit without pipes queued

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This patch allow satge commit without pipes queued to
allow a pipe to be un-staged from mixer immediately after
overlay_unset.

Change-Id: I03abb907c66cce3d0559743d3bb1eb26a88dc78a
Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org>
Signed-off-by: Siddhartha Agrawal <agrawals@codeaurora.org>
This commit is contained in:
Kuogee Hsieh
2013-01-11 10:26:01 -08:00
committed by Stephen Boyd
parent 0ea6dbeaa1
commit e1e791dcf5
5 changed files with 28 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/video/msm/mdp4_overlay_dsi_cmd.c
View File

@@ -1,4 +1,4 @@
/* Copyright (c) 2011-2012, Code Aurora Forum. All rights reserved.
/* Copyright (c) 2011-2013, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@@ -275,10 +275,11 @@ int mdp4_dsi_cmd_pipe_commit(int cndx, int wait)
mdp_update_pm(vctrl->mfd, vctrl->vsync_time);
if (vp->update_cnt == 0) {
mutex_unlock(&vctrl->update_lock);
return cnt;
}
/*
* allow stage_commit without pipes queued
* (vp->update_cnt == 0) to unstage pipes after
* overlay_unset
*/
vctrl->update_ndx++;
vctrl->update_ndx &= 0x01;

11
drivers/video/msm/mdp4_overlay_dsi_video.c
View File

@@ -170,10 +170,11 @@ int mdp4_dsi_video_pipe_commit(int cndx, int wait)
mdp_update_pm(vctrl->mfd, vctrl->vsync_time);
if (vp->update_cnt == 0) {
mutex_unlock(&vctrl->update_lock);
return cnt;
}
/*
* allow stage_commit without pipes queued
* (vp->update_cnt == 0) to unstage pipes after
* overlay_unset
*/
vctrl->update_ndx++;
vctrl->update_ndx &= 0x01;
@@ -1137,7 +1138,7 @@ void mdp4_dsi_video_overlay(struct msm_fb_data_type *mfd)
mdp4_overlay_mdp_perf_upd(mfd, 1);
cnt = mdp4_dsi_video_pipe_commit(cndx, 0);
if (cnt) {
if (cnt >= 0) {
if (pipe->ov_blt_addr)
mdp4_dsi_video_wait4ov(cndx);
else

9
drivers/video/msm/mdp4_overlay_dtv.c
View File

@@ -188,10 +188,11 @@ int mdp4_dtv_pipe_commit(int cndx, int wait)
mdp_update_pm(vctrl->mfd, vctrl->vsync_time);
if (vp->update_cnt == 0) {
mutex_unlock(&vctrl->update_lock);
return 0;
}
/*
* allow stage_commit without pipes queued
* (vp->update_cnt == 0) to unstage pipes after
* overlay_unset
*/
vctrl->update_ndx++;
vctrl->update_ndx &= 0x01;

11
drivers/video/msm/mdp4_overlay_lcdc.c
View File

@@ -174,10 +174,11 @@ int mdp4_lcdc_pipe_commit(int cndx, int wait)
mdp_update_pm(vctrl->mfd, vctrl->vsync_time);
if (vp->update_cnt == 0) {
mutex_unlock(&vctrl->update_lock);
return 0;
}
/*
* allow stage_commit without pipes queued
* (vp->update_cnt == 0) to unstage pipes after
* overlay_unset
*/
vctrl->update_ndx++;
vctrl->update_ndx &= 0x01;
@@ -977,7 +978,7 @@ void mdp4_lcdc_overlay(struct msm_fb_data_type *mfd)
mdp4_overlay_mdp_perf_upd(mfd, 1);
cnt = mdp4_lcdc_pipe_commit(cndx, 0);
if (cnt) {
if (cnt >= 0) {
if (pipe->ov_blt_addr)
mdp4_lcdc_wait4ov(cndx);
else

9
drivers/video/msm/mdp4_overlay_writeback.c
View File

@@ -344,10 +344,11 @@ int mdp4_wfd_pipe_commit(struct msm_fb_data_type *mfd,
pipe = vctrl->base_pipe;
mixer = pipe->mixer_num;
if (vp->update_cnt == 0) {
mutex_unlock(&vctrl->update_lock);
return cnt;
}
/*
* allow stage_commit without pipes queued
* (vp->update_cnt == 0) to unstage pipes after
* overlay_unset
*/
vctrl->update_ndx++;
vctrl->update_ndx &= 0x01;