diff --git a/drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c b/drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c index b7f27b818eda..2a62ae5881b3 100644 --- a/drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c +++ b/drivers/video/fbdev/msm/mdss_mdp_intf_cmd.c @@ -2031,6 +2031,19 @@ static int __mdss_mdp_wait4pingpong(struct mdss_mdp_cmd_ctx *ctx) return rc; } +static void __clear_ping_pong_callback(struct mdss_mdp_ctl *ctl, + struct mdss_mdp_cmd_ctx *ctx) +{ + mdss_mdp_irq_disable_nosync(MDSS_MDP_IRQ_TYPE_PING_PONG_COMP, + ctx->current_pp_num); + mdss_mdp_set_intr_callback_nosync( + MDSS_MDP_IRQ_TYPE_PING_PONG_COMP, + ctx->current_pp_num, NULL, NULL); + if (atomic_add_unless(&ctx->koff_cnt, -1, 0) + && mdss_mdp_cmd_do_notifier(ctx)) + mdss_mdp_ctl_notify(ctl, MDP_NOTIFY_FRAME_TIMEOUT); +} + static int mdss_mdp_cmd_wait4pingpong(struct mdss_mdp_ctl *ctl, void *arg) { struct mdss_mdp_cmd_ctx *ctx; @@ -2047,7 +2060,7 @@ static int mdss_mdp_cmd_wait4pingpong(struct mdss_mdp_ctl *ctl, void *arg) pdata = ctl->panel_data; MDSS_XLOG(ctl->num, atomic_read(&ctx->koff_cnt), ctl->roi_bkup.w, - ctl->roi_bkup.h); + ctl->roi_bkup.h, pdata->panel_info.panel_dead); pr_debug("%s: intf_num=%d ctx=%pK koff_cnt=%d\n", __func__, ctl->intf_num, ctx, atomic_read(&ctx->koff_cnt)); @@ -2073,6 +2086,13 @@ static int mdss_mdp_cmd_wait4pingpong(struct mdss_mdp_ctl *ctl, void *arg) mdss_mdp_cmd_pingpong_done(ctl); local_irq_restore(flags); rc = 1; + } else if (pdata->panel_info.panel_dead) { + /* + * if panel is reported dead, no need to wait for + * pingpong done, and don't report timeout + */ + MDSS_XLOG(0xdead); + __clear_ping_pong_callback(ctl, ctx); } rc = atomic_read(&ctx->koff_cnt) == 0; @@ -2098,15 +2118,7 @@ static int mdss_mdp_cmd_wait4pingpong(struct mdss_mdp_ctl *ctl, void *arg) ctx->pp_timeout_report_cnt++; rc = -EPERM; - mdss_mdp_irq_disable_nosync(MDSS_MDP_IRQ_TYPE_PING_PONG_COMP, - ctx->current_pp_num); - mdss_mdp_set_intr_callback_nosync( - MDSS_MDP_IRQ_TYPE_PING_PONG_COMP, - ctx->current_pp_num, NULL, NULL); - if (atomic_add_unless(&ctx->koff_cnt, -1, 0) - && mdss_mdp_cmd_do_notifier(ctx)) - mdss_mdp_ctl_notify(ctl, MDP_NOTIFY_FRAME_TIMEOUT); - + __clear_ping_pong_callback(ctl, ctx); } else { rc = 0; ctx->pp_timeout_report_cnt = 0;