コード例 #1
0
static void mdp4_dsi_video_do_blt(struct msm_fb_data_type *mfd, int enable)
{
	unsigned long flag;
	int data;
	int change = 0;

	spin_lock_irqsave(&mdp_spin_lock, flag);
	if (enable && dsi_pipe->blt_addr == 0) {
		dsi_pipe->blt_addr = dsi_pipe->blt_base;
		dsi_pipe->blt_cnt = 0;
		dsi_pipe->ov_cnt = 0;
		dsi_pipe->dmap_cnt = 0;
		change++;
	} else if (enable == 0 && dsi_pipe->blt_addr) {
		dsi_pipe->blt_addr = 0;
		change++;
	}
	pr_info("[MDP4] %s: enable=%d blt_addr=%x\n", __func__, enable, (int)dsi_pipe->blt_addr);
	spin_unlock_irqrestore(&mdp_spin_lock, flag);

	if (!change)
		return;

	/*
	 * may need mutex here to sync with whom dsiable
	 * timing generator
	 */
	data = inpdw(MDP_BASE + DSI_VIDEO_BASE);
	if (data) {	/* timing generatore enabled */	
		// apply qualcomm patch for writeback side effect
		//mdp4_overlay_dsi_video_wait4event(mfd, INTR_DMA_P_DONE);	
		if (dsi_pipe->blt_addr) {
			mdp4_overlay_dsi_video_wait4event(mfd, INTR_DMA_P_DONE);
		}
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 0);
		// apply qualcomm patch for writeback side effect
		//msleep(20);	/* make sure last frame is finished */
		mdelay(10);	/* make sure last frame is finished */
		mipi_dsi_controller_cfg(0);
	}
	mdp4_overlayproc_cfg(dsi_pipe);
	mdp4_overlay_dmap_xy(dsi_pipe);

	if (data) {	/* timing generatore enabled */
		// apply qualcomm patch for writeback side effect
		//MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 1);
		//mdp4_overlay_dsi_video_wait4event(mfd, INTR_DMA_P_DONE);
		//mdp4_overlay_dsi_video_wait4event(mfd, INTR_DMA_P_DONE);
		//MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 0);
		if (dsi_pipe->blt_addr) {
			MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 1);
			mdp4_overlay_dsi_video_prefill(mfd);
			mdp4_overlay_dsi_video_prefill(mfd);
			MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 0);
		}
		mipi_dsi_sw_reset();
		mipi_dsi_controller_cfg(1);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 1);
	}
}
コード例 #2
0
/*
 * make sure the MIPI_DSI_WRITEBACK_SIZE defined at boardfile
 * has enough space h * w * 3 * 2
 */
static void mdp4_dsi_video_do_blt(struct msm_fb_data_type *mfd, int enable)
{
	unsigned long flag;
	int data;
	int change = 0;

	mdp4_allocate_writeback_buf(mfd, MDP4_MIXER0);

	if (mfd->ov0_wb_buf->phys_addr == 0) {
		pr_info("%s: no blt_base assigned\n", __func__);
		return;
	}

	spin_lock_irqsave(&mdp_spin_lock, flag);
	if (enable && dsi_pipe->blt_addr == 0) {
		dsi_pipe->blt_addr = mfd->ov0_wb_buf->phys_addr;
		dsi_pipe->blt_cnt = 0;
		dsi_pipe->ov_cnt = 0;
		dsi_pipe->dmap_cnt = 0;
		mdp4_stat.blt_dsi_video++;
		change++;
	} else if (enable == 0 && dsi_pipe->blt_addr) {
		dsi_pipe->blt_addr = 0;
		change++;
	}

	pr_debug("%s: enable=%d blt_addr=%x\n", __func__,
				enable, (int)dsi_pipe->blt_addr);
	spin_unlock_irqrestore(&mdp_spin_lock, flag);

	if (!change)
		return;

	/*
	 * may need mutex here to sync with whom dsiable
	 * timing generator
	 */
	data = inpdw(MDP_BASE + DSI_VIDEO_BASE);
	data &= 0x01;
	if (data) {	/* timing generator enabled */
		mdp4_overlay_dsi_video_wait4event(mfd, INTR_DMA_P_DONE);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 0);
		msleep(20);	/* make sure last frame is finished */
		mipi_dsi_controller_cfg(0);
	}
	mdp4_overlayproc_cfg(dsi_pipe);
	mdp4_overlay_dmap_xy(dsi_pipe);

	if (data) {	/* timing generator enabled */
		if (dsi_pipe->blt_addr) {
			MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 1);
			mdp4_overlay_dsi_video_prefill(mfd);
			mdp4_overlay_dsi_video_prefill(mfd);
			MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 0);
		}
		mipi_dsi_sw_reset();
		mipi_dsi_controller_cfg(1);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 1);
	}
}
コード例 #3
0
/*
 * make sure the MIPI_DSI_WRITEBACK_SIZE defined at boardfile
 * has enough space h * w * 3 * 2
 */
static void mdp4_dsi_video_do_blt(struct msm_fb_data_type *mfd, int enable)
{
	unsigned long flag;
	int data;
	int change = 0;

	mdp4_allocate_writeback_buf(mfd, MDP4_MIXER0);

	if (mfd->ov0_wb_buf->phys_addr == 0) {
		pr_info("%s: no blt_base assigned\n", __func__);
		return;
	}

	spin_lock_irqsave(&mdp_spin_lock, flag);
	if (enable && dsi_pipe->blt_addr == 0) {
		dsi_pipe->blt_addr = mfd->ov0_wb_buf->phys_addr;
		dsi_pipe->blt_cnt = 0;
		dsi_pipe->ov_cnt = 0;
		dsi_pipe->dmap_cnt = 0;
		mdp4_stat.blt_dsi_video++;
		change++;
	} else if (enable == 0 && dsi_pipe->blt_addr) {
		dsi_pipe->blt_addr = 0;
		change++;
	}

	if (!change) {
		spin_unlock_irqrestore(&mdp_spin_lock, flag);
		return;
	}

	pr_debug("%s: enable=%d blt_addr=%x\n", __func__,
			enable, (int)dsi_pipe->blt_addr);
	blt_cfg_changed = 1;

#if defined (LGE_BLT_LOCKUP_WR)
	blt_ent++;
#endif
	spin_unlock_irqrestore(&mdp_spin_lock, flag);


	/*
	 * may need mutex here to sync with whom dsiable
	 * timing generator
	 */
	data = inpdw(MDP_BASE + DSI_VIDEO_BASE);
	data &= 0x01;
	if (data) {	/* timing generator enabled */
		mdp4_overlay_dsi_video_wait4event(mfd, INTR_DMA_P_DONE);
		mdp4_overlay_dsi_video_wait4event(mfd, INTR_PRIMARY_VSYNC);
	}

#if 0 /* removed by MSM8960AAAAANLYA1049A */
	if (data) {	/* timing generator enabled */
		if (dsi_pipe->blt_addr) {
			MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 1);
			mdp4_overlay_dsi_video_prefill(mfd);
			mdp4_overlay_dsi_video_prefill(mfd);
			MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 0);
		}
		mipi_dsi_sw_reset();
		mipi_dsi_controller_cfg(1);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 1);
	}
#endif
}