evie/android_kernel_oneplus_msm8998
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msm: mdss: Ensure HW init program after resume

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Currently, MDP and VBIF settings are not getting programmed
after resuming from suspend due to which it gets reset to
default settings. Fix this to ensure these settings are
programmed after resume.

Change-Id: Ice00d2eaac7adde9583c9a89e8b794e3e889361d
Signed-off-by: Jayant Shekhar <jshekhar@codeaurora.org>
This commit is contained in:
Jayant Shekhar 2016-01-14 16:07:24 +05:30 • committed by David Keitel
parent 11cb05daed
commit 0598d09828
1 changed files with 7 additions and 10 deletions
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17
drivers/video/fbdev/msm/mdss_mdp_overlay.c
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@ -1311,7 +1311,6 @@ int mdss_mdp_overlay_start(struct msm_fb_data_type *mfd)
{
int rc;
struct mdss_overlay_private *mdp5_data = mfd_to_mdp5_data(mfd);
struct mdss_data_type *mdata = mdss_mdp_get_mdata();
struct mdss_mdp_ctl *ctl = mdp5_data->ctl;
if (mdss_mdp_ctl_is_power_on(ctl)) {
@ -1356,16 +1355,14 @@ int mdss_mdp_overlay_start(struct msm_fb_data_type *mfd)
* This is not needed when continuous splash screen is enabled since
* we would have called in to TZ to restore security configs from LK.
*/
if (!mdata->mdss_util->iommu_attached()) {
if (!mfd->panel_info->cont_splash_enabled) {
rc = mdss_iommu_ctrl(1);
if (IS_ERR_VALUE(rc)) {
pr_err("iommu attach failed rc=%d\n", rc);
goto end;
}
mdss_hw_init(mdss_res);
mdss_iommu_ctrl(0);
if (!mfd->panel_info->cont_splash_enabled) {
rc = mdss_iommu_ctrl(1);
if (IS_ERR_VALUE(rc)) {
pr_err("iommu attach failed rc=%d\n", rc);
goto end;
}
mdss_hw_init(mdss_res);
mdss_iommu_ctrl(0);
}
/* Restore any previously configured PP features by resetting the dirty