static int mdp3_ctrl_reset(struct msm_fb_data_type *mfd) { int rc = 0; struct mdp3_session_data *mdp3_session; struct mdp3_dma *mdp3_dma; struct mdss_panel_data *panel; struct mdp3_notification vsync_client; pr_debug("mdp3_ctrl_reset\n"); mdp3_session = (struct mdp3_session_data *)mfd->mdp.private1; if (!mdp3_session || !mdp3_session->panel || !mdp3_session->dma || !mdp3_session->intf) { pr_err("mdp3_ctrl_reset no device"); return -ENODEV; } if (mfd->panel.type == MIPI_CMD_PANEL) { rc = mdp3_ctrl_reset_cmd(mfd); return rc; } panel = mdp3_session->panel; mdp3_dma = mdp3_session->dma; mutex_lock(&mdp3_session->lock); vsync_client = mdp3_dma->vsync_client; if (panel && panel->set_backlight) panel->set_backlight(panel, 0); rc = panel->event_handler(panel, MDSS_EVENT_PANEL_OFF, NULL); if (rc) pr_err("fail to turn off panel\n"); rc = mdp3_dma->stop(mdp3_dma, mdp3_session->intf); if (rc) { pr_err("fail to stop the MDP3 dma %d\n", rc); goto reset_error; } rc = mdp3_put_mdp_dsi_clk(); if (rc) { pr_err("fail to release mdp clocks\n"); goto reset_error; } rc = panel->event_handler(panel, MDSS_EVENT_BLANK, NULL); if (rc) { pr_err("fail to blank the panel\n"); goto reset_error; } rc = mdp3_iommu_enable(MDP3_CLIENT_DMA_P); if (rc) { pr_err("fail to attach dma iommu\n"); goto reset_error; } rc = panel->event_handler(panel, MDSS_EVENT_UNBLANK, NULL); if (rc) { pr_err("fail to unblank the panel\n"); goto reset_error; } rc = panel->event_handler(panel, MDSS_EVENT_PANEL_ON, NULL); if (rc) { pr_err("fail to turn on the panel\n"); goto reset_error; } rc = mdp3_get_mdp_dsi_clk(); if (rc) { pr_err("fail to turn on mdp clks\n"); goto reset_error; } mdp3_ctrl_intf_init(mfd, mdp3_session->intf); mdp3_ctrl_dma_init(mfd, mdp3_dma); if (vsync_client.handler) mdp3_dma->vsync_enable(mdp3_dma, &vsync_client); mdp3_session->first_commit = true; mdp3_session->in_splash_screen = 0; reset_error: mutex_unlock(&mdp3_session->lock); return rc; }
static int mdp3_ctrl_reset(struct msm_fb_data_type *mfd) { int rc = 0; struct mdp3_session_data *mdp3_session; struct mdp3_dma *mdp3_dma; struct mdss_panel_data *panel; struct mdp3_notification vsync_client; struct mdss_dsi_ctrl_pdata *ctrl_pdata = NULL; pr_debug("mdp3_ctrl_reset\n"); mdp3_session = (struct mdp3_session_data *)mfd->mdp.private1; if (!mdp3_session || !mdp3_session->panel || !mdp3_session->dma || !mdp3_session->intf) { pr_err("mdp3_ctrl_reset no device"); return -ENODEV; } if (mfd->panel.type == MIPI_CMD_PANEL) { rc = mdp3_ctrl_reset_cmd(mfd); return rc; } panel = mdp3_session->panel; mdp3_dma = mdp3_session->dma; mutex_lock(&mdp3_session->lock); mutex_lock(&mdp3_session->offlock); vsync_client = mdp3_dma->vsync_client; rc = mdp3_dma->stop(mdp3_dma, mdp3_session->intf); if (rc) { pr_err("fail to stop the MDP3 dma\n"); goto reset_error; } rc = mdp3_put_mdp_dsi_clk(); if (rc) { pr_err("fail to release mdp clocks\n"); goto reset_error; } rc = panel->event_handler(panel, MDSS_EVENT_BLANK, NULL); if (rc) { pr_err("fail to blank the panel\n"); goto reset_error; } rc = mdp3_iommu_enable(MDP3_CLIENT_DMA_P); if (rc) { pr_err("fail to attach dma iommu\n"); goto reset_error; } rc = panel->event_handler(panel, MDSS_EVENT_UNBLANK, NULL); if (rc) { pr_err("fail to unblank the panel\n"); goto reset_error; } rc = mdp3_get_mdp_dsi_clk(); if (rc) { pr_err("fail to turn on mdp clks\n"); goto reset_error; } mdp3_ctrl_intf_init(mfd, mdp3_session->intf); mdp3_ctrl_dma_init(mfd, mdp3_dma); if (vsync_client.handler) mdp3_dma->vsync_enable(mdp3_dma, &vsync_client); ctrl_pdata = container_of(panel, struct mdss_dsi_ctrl_pdata, panel_data); if (ctrl_pdata && ctrl_pdata->cont_splash_on) ctrl_pdata->cont_splash_on(panel); panel->panel_info.cont_splash_esd_rdy = true; reset_error: mutex_unlock(&mdp3_session->offlock); mutex_unlock(&mdp3_session->lock); return rc; }