diff options
Diffstat (limited to 'drivers/video/fbdev')
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c b/drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c index df3d54ed9cb2..ea9d94a37e09 100644 --- a/drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c +++ b/drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c @@ -1157,11 +1157,13 @@ int mdss_mdp_cmd_stop(struct mdss_mdp_ctl *ctl, int panel_power_state) } else { /* * Transition from ultra low power to low power does - * not require any special handling. The clocks would + * not require any special handling. Just rest the + * intf_stopped flag so that the clocks would * get turned on when the first update comes. */ - pr_debug("%s: nothing to be done.\n", __func__); - return 0; + pr_debug("%s: reset intf_stopped flag.\n", __func__); + ctx->intf_stopped = 0; + goto end; } } @@ -1197,7 +1199,6 @@ panel_events: WARN(ret, "intf %d unblank error (%d)\n", ctl->intf_num, ret); } - ctx->panel_power_state = panel_power_state; if (!panel_off) { pr_debug("%s: cmd_stop with panel always on\n", __func__); @@ -1213,6 +1214,8 @@ panel_events: ctl->remove_vsync_handler = NULL; end: + if (!IS_ERR_VALUE(ret)) + ctx->panel_power_state = panel_power_state; MDSS_XLOG(ctl->num, atomic_read(&ctx->koff_cnt), ctx->clk_enabled, ctx->rdptr_enabled, XLOG_FUNC_EXIT); pr_debug("%s:-\n", __func__); |