void mdp4_dmap_done_dsi_cmd(int cndx) { struct vsycn_ctrl *vctrl; struct mdp4_overlay_pipe *pipe; int diff; vctrl = &vsync_ctrl_db[cndx]; pipe = vctrl->base_pipe; /* blt enabled */ spin_lock(&vctrl->spin_lock); vsync_irq_disable(INTR_DMA_P_DONE, MDP_DMAP_TERM); vctrl->dmap_done++; diff = vctrl->ov_done - vctrl->dmap_done; pr_debug("%s: ov_koff=%d ov_done=%d dmap_koff=%d dmap_done=%d cpu=%d\n", __func__, vctrl->ov_koff, vctrl->ov_done, vctrl->dmap_koff, vctrl->dmap_done, smp_processor_id()); complete_all(&vctrl->dmap_comp); if (diff <= 0) { if (vctrl->blt_wait) vctrl->blt_wait = 0; spin_unlock(&vctrl->spin_lock); return; } /* kick dmap */ mdp4_dsi_cmd_blt_dmap_update(pipe); pipe->dmap_cnt++; mdp4_stat.kickoff_dmap++; vctrl->dmap_koff++; vsync_irq_enable(INTR_DMA_P_DONE, MDP_DMAP_TERM); outpdw(MDP_BASE + 0x000c, 0); /* kickoff dmap engine */ mb(); spin_unlock(&vctrl->spin_lock); }
/* * mdp4_overlay0_done_dsi_cmd: called from isr */ void mdp4_overlay0_done_dsi_cmd(int cndx) { struct vsycn_ctrl *vctrl; struct mdp4_overlay_pipe *pipe; int diff; vctrl = &vsync_ctrl_db[cndx]; pipe = vctrl->base_pipe; if (pipe == NULL) return; spin_lock(&vctrl->spin_lock); vsync_irq_disable(INTR_OVERLAY0_DONE, MDP_OVERLAY0_TERM); vctrl->ov_done++; complete_all(&vctrl->ov_comp); diff = vctrl->ov_done - vctrl->dmap_done; pr_debug("%s: ov_koff=%d ov_done=%d dmap_koff=%d dmap_done=%d cpu=%d\n", __func__, vctrl->ov_koff, vctrl->ov_done, vctrl->dmap_koff, vctrl->dmap_done, smp_processor_id()); if (pipe->ov_blt_addr == 0) { /* blt disabled */ spin_unlock(&vctrl->spin_lock); return; } if (diff > 1) { /* * two overlay_done and none dmap_done yet * let dmap_done kickoff dmap * and put pipe_commit to wait */ vctrl->blt_wait = 1; pr_debug("%s: blt_wait set\n", __func__); spin_unlock(&vctrl->spin_lock); return; } mdp4_dsi_cmd_blt_dmap_update(pipe); pipe->dmap_cnt++; mdp4_stat.kickoff_dmap++; vctrl->dmap_koff++; vsync_irq_enable(INTR_DMA_P_DONE, MDP_DMAP_TERM); outpdw(MDP_BASE + 0x000c, 0); /* kickoff dmap engine */ mb(); spin_unlock(&vctrl->spin_lock); }