コード例 #1
0
static void mdp_dma_s_update_lcd(struct msm_fb_data_type *mfd)
{
	MDPIBUF *iBuf = &mfd->ibuf;
	int mddi_dest = FALSE;
	uint32 outBpp = iBuf->bpp;
	uint32 dma_s_cfg_reg;
	uint8 *src;
	struct msm_fb_panel_data *pdata =
	    (struct msm_fb_panel_data *)mfd->pdev->dev.platform_data;

	dma_s_cfg_reg = DMA_PACK_TIGHT | DMA_PACK_ALIGN_LSB |
	    DMA_OUT_SEL_AHB | DMA_IBUF_NONCONTIGUOUS;

	if (mfd->fb_imgType == MDP_BGR_565)
		dma_s_cfg_reg |= DMA_PACK_PATTERN_BGR;
	else
		dma_s_cfg_reg |= DMA_PACK_PATTERN_RGB;

	if (outBpp == 4)
		dma_s_cfg_reg |= DMA_IBUF_C3ALPHA_EN;

	if (outBpp == 2)
		dma_s_cfg_reg |= DMA_IBUF_FORMAT_RGB565;

	if (mfd->panel_info.pdest != DISPLAY_2) {
		printk(KERN_ERR "error: non-secondary type through dma_s!\n");
		return;
	}

	if (mfd->panel_info.type == MDDI_PANEL) {
		dma_s_cfg_reg |= DMA_OUT_SEL_MDDI;
		mddi_dest = TRUE;
	} else {
		dma_s_cfg_reg |= DMA_AHBM_LCD_SEL_SECONDARY;
		outp32(MDP_EBI2_LCD1, mfd->data_port_phys);
	}

	dma_s_cfg_reg |= DMA_DITHER_EN;

	src = (uint8 *) iBuf->buf;
	src += (iBuf->dma_x + iBuf->dma_y * iBuf->ibuf_width) * outBpp;	//starting input address

	//MDP cmd block enable
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	MDP_OUTP(MDP_BASE + 0xa0004, (iBuf->dma_h << 16 | iBuf->dma_w));	//PIXELSIZE
	MDP_OUTP(MDP_BASE + 0xa0008, src);	//ibuf address
	MDP_OUTP(MDP_BASE + 0xa000c, iBuf->ibuf_width * outBpp);	//ystride

	if (mfd->panel_info.bpp == 18) {
		dma_s_cfg_reg |= DMA_DSTC0G_6BITS |	/* 666 18BPP */
		    DMA_DSTC1B_6BITS | DMA_DSTC2R_6BITS;
	} else {
		dma_s_cfg_reg |= DMA_DSTC0G_6BITS |	/* 565 16BPP */
		    DMA_DSTC1B_5BITS | DMA_DSTC2R_5BITS;
	}

	if (mddi_dest) {
		MDP_OUTP(MDP_BASE + 0xa0010, (iBuf->dma_y << 16) | iBuf->dma_x);
		MDP_OUTP(MDP_BASE + 0x00090, 1);
		MDP_OUTP(MDP_BASE + 0x00094,
				(MDDI_VDO_PACKET_DESC << 16) |
				mfd->panel_info.mddi.vdopkt);
	} else {
		// setting LCDC write window
		pdata->set_rect(iBuf->dma_x, iBuf->dma_y, iBuf->dma_w,
				iBuf->dma_h);
	}

	MDP_OUTP(MDP_BASE + 0xa0000, dma_s_cfg_reg);

	// MDP cmd block disable
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
	mdp_pipe_kickoff(MDP_DMA_S_TERM, mfd);
}
コード例 #2
0
int mdp4_dsi_video_off(struct platform_device *pdev)
{
	int ret = 0;
	int cndx = 0;
	struct msm_fb_data_type *mfd;
	struct vsycn_ctrl *vctrl;
	struct mdp4_overlay_pipe *pipe;
	struct vsync_update *vp;
	unsigned long flags;
	int mixer = 0;
	int undx, need_wait = 0;

	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);

	mutex_lock(&mfd->dma->ov_mutex);
	vctrl = &vsync_ctrl_db[cndx];
	pipe = vctrl->base_pipe;

	if (pipe->ov_blt_addr) {
		spin_lock_irqsave(&vctrl->spin_lock, flags);
		if (vctrl->ov_koff != vctrl->ov_done)
			need_wait = 1;
		spin_unlock_irqrestore(&vctrl->spin_lock, flags);
		if (need_wait)
			mdp4_dsi_video_wait4ov(0);
	}

	mdp_histogram_ctrl_all(FALSE);

	dsi_video_enabled = 0;

	undx =  vctrl->update_ndx;
	vp = &vctrl->vlist[undx];
	if (vp->update_cnt) {
		/*
		 * pipe's iommu will be freed at next overlay play
		 * and iommu_drop statistic will be increased by one
		 */
		pr_warn("%s: update_cnt=%d\n", __func__, vp->update_cnt);
		mdp4_dsi_video_pipe_clean(vp);
	}

	if (pipe) {
		/* sanity check, free pipes besides base layer */
		mixer = pipe->mixer_num;
		mdp4_overlay_unset_mixer(mixer);
		if (mfd->ref_cnt == 0) {
			/* adb stop */
			if (pipe->pipe_type == OVERLAY_TYPE_BF)
				mdp4_overlay_borderfill_stage_down(pipe);

			/* base pipe may change after borderfill_stage_down */
			pipe = vctrl->base_pipe;
			mdp4_mixer_stage_down(pipe, 1);
			mdp4_overlay_pipe_free(pipe, 1);
			vctrl->base_pipe = NULL;
		} else {
			/* system suspending */
			mdp4_mixer_stage_down(vctrl->base_pipe, 1);
			mdp4_overlay_iommu_pipe_free(
				vctrl->base_pipe->pipe_ndx, 1);
		}
	}

	mdp4_dsi_video_tg_off(vctrl);

	atomic_set(&vctrl->suspend, 1);

	if (vctrl->vsync_irq_enabled) {
		vctrl->vsync_irq_enabled = 0;
		mdp4_video_vsync_irq_ctrl(cndx, 0);
	}

	/*
	 * clean up ion freelist
	 * there need two stage to empty ion free list
	 * therefore need call unmap freelist twice
	 */
	mdp4_overlay_iommu_unmap_freelist(mixer);
	mdp4_overlay_iommu_unmap_freelist(mixer);

	/* mdp clock off */
	mdp_clk_ctrl(0);
	mdp_pipe_ctrl(MDP_OVERLAY0_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	mutex_unlock(&mfd->dma->ov_mutex);

	return ret;
}
コード例 #3
0
int mdp_dsi_video_on(struct platform_device *pdev)
{
	int dsi_width;
	int dsi_height;
	int dsi_bpp;
	int dsi_border_clr;
	int dsi_underflow_clr;
	int dsi_hsync_skew;

	int hsync_period;
	int hsync_ctrl;
	int vsync_period;
	int display_hctl;
	int display_v_start;
	int display_v_end;
	int active_hctl;
	int active_h_start;
	int active_h_end;
	int active_v_start;
	int active_v_end;
	int ctrl_polarity;
	int h_back_porch;
	int h_front_porch;
	int v_back_porch;
	int v_front_porch;
	int hsync_pulse_width;
	int vsync_pulse_width;
	int hsync_polarity;
	int vsync_polarity;
	int data_en_polarity;
	int hsync_start_x;
	int hsync_end_x;
	uint8 *buf;
	uint32 dma2_cfg_reg;

	int bpp;
	struct fb_info *fbi;
	struct fb_var_screeninfo *var;
	struct msm_fb_data_type *mfd;
	int ret;
	uint32_t mask, curr;

	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	fbi = mfd->fbi;
	var = &fbi->var;

	vsync_cntrl.dev = mfd->fbi->dev;
	atomic_set(&vsync_cntrl.suspend, 0);
	bpp = fbi->var.bits_per_pixel / 8;
	buf = (uint8 *) fbi->fix.smem_start;

	buf += calc_fb_offset(mfd, fbi, bpp);

	dma2_cfg_reg = DMA_PACK_ALIGN_LSB | DMA_OUT_SEL_DSI_VIDEO;

	if (mfd->fb_imgType == MDP_BGR_565)
		dma2_cfg_reg |= DMA_PACK_PATTERN_BGR;
	else if (mfd->fb_imgType == MDP_RGBA_8888)
		dma2_cfg_reg |= DMA_PACK_PATTERN_BGR;
	else
		dma2_cfg_reg |= DMA_PACK_PATTERN_RGB;

	if (bpp == 2)
		dma2_cfg_reg |= DMA_IBUF_FORMAT_RGB565;
	else if (bpp == 3)
		dma2_cfg_reg |= DMA_IBUF_FORMAT_RGB888;
	else
		dma2_cfg_reg |= DMA_IBUF_FORMAT_xRGB8888_OR_ARGB8888;

	switch (mfd->panel_info.bpp) {
	case 24:
		dma2_cfg_reg |= DMA_DSTC0G_8BITS |
			DMA_DSTC1B_8BITS | DMA_DSTC2R_8BITS;
		break;
	case 18:
		dma2_cfg_reg |= DMA_DSTC0G_6BITS |
			DMA_DSTC1B_6BITS | DMA_DSTC2R_6BITS;
		break;
	case 16:
		dma2_cfg_reg |= DMA_DSTC0G_6BITS |
			DMA_DSTC1B_5BITS | DMA_DSTC2R_5BITS;
		break;
	default:
		printk(KERN_ERR "mdp lcdc can't support format %d bpp!\n",
			mfd->panel_info.bpp);
		return -ENODEV;
	}
	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);


	/* starting address */
	MDP_OUTP(MDP_BASE + DMA_P_BASE + 0x8, (uint32) buf);

	/* active window width and height */
	MDP_OUTP(MDP_BASE + DMA_P_BASE + 0x4, ((fbi->var.yres) << 16) |
		(fbi->var.xres));

	/* buffer ystride */
	MDP_OUTP(MDP_BASE + DMA_P_BASE + 0xc, fbi->fix.line_length);

	/* x/y coordinate = always 0 for lcdc */
	MDP_OUTP(MDP_BASE + DMA_P_BASE + 0x10, 0);

	/* dma config */
	curr = inpdw(MDP_BASE + DMA_P_BASE);
	mask = 0x0FFFFFFF;
	dma2_cfg_reg = (dma2_cfg_reg & mask) | (curr & ~mask);
	MDP_OUTP(MDP_BASE + DMA_P_BASE, dma2_cfg_reg);

	/*
	 * DSI timing setting
	 */
	h_back_porch = var->left_margin;
	h_front_porch = var->right_margin;
	v_back_porch = var->upper_margin;
	v_front_porch = var->lower_margin;
	hsync_pulse_width = var->hsync_len;
	vsync_pulse_width = var->vsync_len;
	dsi_border_clr = mfd->panel_info.lcdc.border_clr;
	dsi_underflow_clr = mfd->panel_info.lcdc.underflow_clr;
	dsi_hsync_skew = mfd->panel_info.lcdc.hsync_skew;
	dsi_width = mfd->panel_info.xres;
	dsi_height = mfd->panel_info.yres;
	dsi_bpp = mfd->panel_info.bpp;
	hsync_period = h_back_porch + dsi_width + h_front_porch + 1;
	hsync_ctrl = (hsync_period << 16) | hsync_pulse_width;
	hsync_start_x = h_back_porch;
	hsync_end_x = dsi_width + h_back_porch - 1;
	display_hctl = (hsync_end_x << 16) | hsync_start_x;

	vsync_period =
		(v_back_porch + dsi_height + v_front_porch + 1) * hsync_period;
	display_v_start = v_back_porch * hsync_period + dsi_hsync_skew;
	display_v_end = (dsi_height + v_back_porch) * hsync_period;

	active_h_start = hsync_start_x + first_pixel_start_x;
	active_h_end = active_h_start + var->xres - 1;
	active_hctl = ACTIVE_START_X_EN |
			(active_h_end << 16) | active_h_start;

	active_v_start = display_v_start +
			first_pixel_start_y * hsync_period;
	active_v_end = active_v_start +	(var->yres) * hsync_period - 1;
	active_v_start |= ACTIVE_START_Y_EN;

	dsi_underflow_clr |= 0x80000000;	/* enable recovery */
	hsync_polarity = 0;
	vsync_polarity = 0;
	data_en_polarity = 0;

	ctrl_polarity =	(data_en_polarity << 2) |
		(vsync_polarity << 1) | (hsync_polarity);

	if (!(mfd->cont_splash_done)) {
		mdp_pipe_ctrl(MDP_CMD_BLOCK,
			MDP_BLOCK_POWER_OFF, FALSE);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 0);
		mipi_dsi_controller_cfg(0);
	}

	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x4, hsync_ctrl);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x8, vsync_period);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0xc, vsync_pulse_width);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x10, display_hctl);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x14, display_v_start);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x18, display_v_end);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x1c, active_hctl);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x20, active_v_start);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x24, active_v_end);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x28, dsi_border_clr);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x2c, dsi_underflow_clr);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x30, dsi_hsync_skew);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x38, ctrl_polarity);

	ret = panel_next_on(pdev);
	if (ret == 0) {
		/* enable DSI block */
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 1);
		/*Turning on DMA_P block*/
		mdp_pipe_ctrl(MDP_DMA2_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
	}

	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	return ret;
}
コード例 #4
0
int mdp4_dtv_on(struct platform_device *pdev)
{
	int dtv_width;
	int dtv_height;
	int dtv_bpp;
	int dtv_border_clr;
	int dtv_underflow_clr;
	int dtv_hsync_skew;

	int hsync_period;
	int hsync_ctrl;
	int vsync_period;
	int display_hctl;
	int display_v_start;
	int display_v_end;
	int active_hctl;
	int active_h_start;
	int active_h_end;
	int active_v_start;
	int active_v_end;
	int ctrl_polarity;
	int h_back_porch;
	int h_front_porch;
	int v_back_porch;
	int v_front_porch;
	int hsync_pulse_width;
	int vsync_pulse_width;
	int hsync_polarity;
	int vsync_polarity;
	int data_en_polarity;
	int hsync_start_x;
	int hsync_end_x;
	uint8 *buf;
	int bpp, ptype;
	uint32 format;
	struct fb_info *fbi;
	struct fb_var_screeninfo *var;
	struct msm_fb_data_type *mfd;
	struct mdp4_overlay_pipe *pipe;
	int ret;

	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	fbi = mfd->fbi;
	var = &fbi->var;

	bpp = fbi->var.bits_per_pixel / 8;
	buf = (uint8 *) fbi->fix.smem_start;
	buf += fbi->var.xoffset * bpp +
		fbi->var.yoffset * fbi->fix.line_length;

	if (bpp == 2)
		format = MDP_RGB_565;
	else if (bpp == 3)
		format = MDP_RGB_888;
	else
		format = MDP_ARGB_8888;

	if (dtv_pipe == NULL) {
		ptype = mdp4_overlay_format2type(format);
		if (ptype < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);
		pipe = mdp4_overlay_pipe_alloc(ptype, MDP4_MIXER1, 0);
		if (pipe == NULL) {
			printk(KERN_INFO "%s: pipe_alloc failed\n", __func__);
			return -EBUSY;
		}
		pipe->pipe_used++;
		pipe->mixer_stage  = MDP4_MIXER_STAGE_BASE;
		pipe->mixer_num  = MDP4_MIXER1;
		pipe->src_format = format;
		mdp4_overlay_panel_mode(pipe->mixer_num, MDP4_PANEL_DTV);
		ret = mdp4_overlay_format2pipe(pipe);
		if (ret < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);

		dtv_pipe = pipe; /* keep it */
	} else {
		pipe = dtv_pipe;
	}

	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	pipe->src_height = fbi->var.yres;
	pipe->src_width = fbi->var.xres;
	pipe->src_h = fbi->var.yres;
	pipe->src_w = fbi->var.xres;
	pipe->src_y = 0;
	pipe->src_x = 0;
	pipe->srcp0_addr = (uint32) buf;
	pipe->srcp0_ystride = fbi->fix.line_length;

	mdp4_overlay_dmae_xy(pipe);	/* dma_e */
	mdp4_overlay_dmae_cfg(mfd, 0);

	mdp4_overlay_rgb_setup(pipe);

	mdp4_mixer_stage_up(pipe);

	mdp4_overlayproc_cfg(pipe);

	/*
	 * DTV timing setting
	 */
	h_back_porch = var->left_margin;
	h_front_porch = var->right_margin;
	v_back_porch = var->upper_margin;
	v_front_porch = var->lower_margin;
	hsync_pulse_width = var->hsync_len;
	vsync_pulse_width = var->vsync_len;
	dtv_border_clr = mfd->panel_info.lcdc.border_clr;
	dtv_underflow_clr = mfd->panel_info.lcdc.underflow_clr;
	dtv_hsync_skew = mfd->panel_info.lcdc.hsync_skew;

	pr_info("%s: <ID=%d %dx%d (%d,%d,%d), (%d,%d,%d) %dMHz>\n", __func__,
		var->reserved[3], var->xres, var->yres,
		var->right_margin, var->hsync_len, var->left_margin,
		var->lower_margin, var->vsync_len, var->upper_margin,
		var->pixclock/1000/1000);

	dtv_width = var->xres;
	dtv_height = var->yres;
	dtv_bpp = mfd->panel_info.bpp;

	hsync_period =
	    hsync_pulse_width + h_back_porch + dtv_width + h_front_porch;
	hsync_ctrl = (hsync_period << 16) | hsync_pulse_width;
	hsync_start_x = hsync_pulse_width + h_back_porch;
	hsync_end_x = hsync_period - h_front_porch - 1;
	display_hctl = (hsync_end_x << 16) | hsync_start_x;

	vsync_period =
	    (vsync_pulse_width + v_back_porch + dtv_height +
	     v_front_porch) * hsync_period;
	display_v_start =
	    (vsync_pulse_width + v_back_porch) * hsync_period + dtv_hsync_skew;
	display_v_end =
	    vsync_period - (v_front_porch * hsync_period) + dtv_hsync_skew - 1;

	if (dtv_width != var->xres) {
		active_h_start = hsync_start_x + first_pixel_start_x;
		active_h_end = active_h_start + var->xres - 1;
		active_hctl =
		    ACTIVE_START_X_EN | (active_h_end << 16) | active_h_start;
	} else {
		active_hctl = 0;
	}

	if (dtv_height != var->yres) {
		active_v_start =
		    display_v_start + first_pixel_start_y * hsync_period;
		active_v_end = active_v_start + (var->yres) * hsync_period - 1;
		active_v_start |= ACTIVE_START_Y_EN;
	} else {
		active_v_start = 0;
		active_v_end = 0;
	}

	dtv_underflow_clr |= 0x80000000;	/* enable recovery */
	hsync_polarity = fbi->var.yres >= 720 ? 0 : 1;
	vsync_polarity = fbi->var.yres >= 720 ? 0 : 1;
	data_en_polarity = 0;

	ctrl_polarity =
	    (data_en_polarity << 2) | (vsync_polarity << 1) | (hsync_polarity);


	MDP_OUTP(MDP_BASE + DTV_BASE + 0x4, hsync_ctrl);
	MDP_OUTP(MDP_BASE + DTV_BASE + 0x8, vsync_period);
	MDP_OUTP(MDP_BASE + DTV_BASE + 0xc, vsync_pulse_width * hsync_period);
	MDP_OUTP(MDP_BASE + DTV_BASE + 0x18, display_hctl);
	MDP_OUTP(MDP_BASE + DTV_BASE + 0x1c, display_v_start);
	MDP_OUTP(MDP_BASE + DTV_BASE + 0x20, display_v_end);
	MDP_OUTP(MDP_BASE + DTV_BASE + 0x40, dtv_border_clr);
	MDP_OUTP(MDP_BASE + DTV_BASE + 0x44, dtv_underflow_clr);
	MDP_OUTP(MDP_BASE + DTV_BASE + 0x48, dtv_hsync_skew);
	MDP_OUTP(MDP_BASE + DTV_BASE + 0x50, ctrl_polarity);
	MDP_OUTP(MDP_BASE + DTV_BASE + 0x2c, active_hctl);
	MDP_OUTP(MDP_BASE + DTV_BASE + 0x30, active_v_start);
	MDP_OUTP(MDP_BASE + DTV_BASE + 0x38, active_v_end);

	/* Test pattern 8 x 8 pixel */
	/* MDP_OUTP(MDP_BASE + DTV_BASE + 0x4C, 0x80000808); */

	ret = panel_next_on(pdev);
	if (ret == 0) {
		/* enable DTV block */
		MDP_OUTP(MDP_BASE + DTV_BASE, 1);
		mdp_pipe_ctrl(MDP_OVERLAY1_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
		dev_info(&pdev->dev, "mdp4_overlay_dtv: on");
	} else {
		dev_warn(&pdev->dev, "mdp4_overlay_dtv: panel_next_on failed");
	}
	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	return ret;
}
コード例 #5
0
int mdp_lcdc_on(struct platform_device *pdev)
{
	int lcdc_width;
	int lcdc_height;
	int lcdc_bpp;
	int lcdc_border_clr;
	int lcdc_underflow_clr;
	int lcdc_hsync_skew;

	int hsync_period;
	int hsync_ctrl;
	int vsync_period;
	int display_hctl;
	int display_v_start;
	int display_v_end;
	int active_hctl;
	int active_h_start;
	int active_h_end;
	int active_v_start;
	int active_v_end;
	int ctrl_polarity;
	int h_back_porch;
	int h_front_porch;
	int v_back_porch;
	int v_front_porch;
	int hsync_pulse_width;
	int vsync_pulse_width;
	int hsync_polarity;
	int vsync_polarity;
	int data_en_polarity;
	int hsync_start_x;
	int hsync_end_x;
	uint8 *buf;
	int bpp;
	uint32 dma2_cfg_reg;
	struct fb_info *fbi;
	struct fb_var_screeninfo *var;
	struct msm_fb_data_type *mfd;
	uint32 dma_base;
	uint32 timer_base = LCDC_BASE;
	uint32 block = MDP_DMA2_BLOCK;
	int ret;

	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	fbi = mfd->fbi;
	var = &fbi->var;

	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	bpp = fbi->var.bits_per_pixel / 8;
	buf = (uint8 *) fbi->fix.smem_start;
	buf += fbi->var.xoffset * bpp + fbi->var.yoffset * fbi->fix.line_length;

	dma2_cfg_reg = DMA_PACK_ALIGN_LSB | DMA_DITHER_EN | DMA_OUT_SEL_LCDC;

	if (mfd->fb_imgType == MDP_BGR_565)
		dma2_cfg_reg |= DMA_PACK_PATTERN_BGR;
	else if (mfd->fb_imgType == MDP_RGBA_8888)
		dma2_cfg_reg |= DMA_PACK_PATTERN_BGR;
	else
		dma2_cfg_reg |= DMA_PACK_PATTERN_RGB;

	if (bpp == 2)
		dma2_cfg_reg |= DMA_IBUF_FORMAT_RGB565;
	else if (bpp == 3)
		dma2_cfg_reg |= DMA_IBUF_FORMAT_RGB888;
	else
		dma2_cfg_reg |= DMA_IBUF_FORMAT_xRGB8888_OR_ARGB8888;

	switch (mfd->panel_info.bpp) {
	case 24:
		dma2_cfg_reg |= DMA_DSTC0G_8BITS |
		    DMA_DSTC1B_8BITS | DMA_DSTC2R_8BITS;
		break;

	case 18:
		dma2_cfg_reg |= DMA_DSTC0G_6BITS |
		    DMA_DSTC1B_6BITS | DMA_DSTC2R_6BITS;
		break;

	case 16:
		dma2_cfg_reg |= DMA_DSTC0G_6BITS |
		    DMA_DSTC1B_5BITS | DMA_DSTC2R_5BITS;
		break;

	default:
		printk(KERN_ERR "mdp lcdc can't support format %d bpp!\n",
		       mfd->panel_info.bpp);
		return -ENODEV;
	}

	/* DMA register config */

	dma_base = DMA_P_BASE;

#ifdef CONFIG_FB_MSM_MDP40
	if (mfd->panel.type == HDMI_PANEL)
		dma_base = DMA_E_BASE;
#endif

	/* starting address */
	MDP_OUTP(MDP_BASE + dma_base + 0x8, (uint32) buf);
	/* active window width and height */
	MDP_OUTP(MDP_BASE + dma_base + 0x4, ((fbi->var.yres) << 16) |
						(fbi->var.xres));
	/* buffer ystride */
	MDP_OUTP(MDP_BASE + dma_base + 0xc, fbi->fix.line_length);
	/* x/y coordinate = always 0 for lcdc */
	MDP_OUTP(MDP_BASE + dma_base + 0x10, 0);
	/* dma config */
	MDP_OUTP(MDP_BASE + dma_base, dma2_cfg_reg);

	/*
	 * LCDC timing setting
	 */
	h_back_porch = var->left_margin;
	h_front_porch = var->right_margin;
	v_back_porch = var->upper_margin;
	v_front_porch = var->lower_margin;
	hsync_pulse_width = var->hsync_len;
	vsync_pulse_width = var->vsync_len;
	lcdc_border_clr = mfd->panel_info.lcdc.border_clr;
	lcdc_underflow_clr = mfd->panel_info.lcdc.underflow_clr;
	lcdc_hsync_skew = mfd->panel_info.lcdc.hsync_skew;

	lcdc_width = mfd->panel_info.xres;
	lcdc_height = mfd->panel_info.yres;
	lcdc_bpp = mfd->panel_info.bpp;

	hsync_period =
	    hsync_pulse_width + h_back_porch + lcdc_width + h_front_porch;
	hsync_ctrl = (hsync_period << 16) | hsync_pulse_width;
	hsync_start_x = hsync_pulse_width + h_back_porch;
	hsync_end_x = hsync_period - h_front_porch - 1;
	display_hctl = (hsync_end_x << 16) | hsync_start_x;

	vsync_period =
	    (vsync_pulse_width + v_back_porch + lcdc_height +
	     v_front_porch) * hsync_period;
	display_v_start =
	    (vsync_pulse_width + v_back_porch) * hsync_period + lcdc_hsync_skew;
	display_v_end =
	    vsync_period - (v_front_porch * hsync_period) + lcdc_hsync_skew - 1;

	if (lcdc_width != var->xres) {
		active_h_start = hsync_start_x + first_pixel_start_x;
		active_h_end = active_h_start + var->xres - 1;
		active_hctl =
		    ACTIVE_START_X_EN | (active_h_end << 16) | active_h_start;
	} else {
		active_hctl = 0;
	}

	if (lcdc_height != var->yres) {
		active_v_start =
		    display_v_start + first_pixel_start_y * hsync_period;
		active_v_end = active_v_start + (var->yres) * hsync_period - 1;
		active_v_start |= ACTIVE_START_Y_EN;
	} else {
		active_v_start = 0;
		active_v_end = 0;
	}


#ifdef CONFIG_FB_MSM_MDP40
	if (mfd->panel.type == HDMI_PANEL) {
		block = MDP_DMA_E_BLOCK;
		timer_base = DTV_BASE;
		hsync_polarity = 0;
		vsync_polarity = 0;
	} else {
		hsync_polarity = 1;
		vsync_polarity = 1;
	}

	lcdc_underflow_clr |= 0x80000000;	/* enable recovery */
#else
	hsync_polarity = 1;
	vsync_polarity = 0;
#endif
	data_en_polarity = 0;

	ctrl_polarity =
	    (data_en_polarity << 2) | (vsync_polarity << 1) | (hsync_polarity);

	MDP_OUTP(MDP_BASE + timer_base + 0x4, hsync_ctrl);
	MDP_OUTP(MDP_BASE + timer_base + 0x8, vsync_period);
	MDP_OUTP(MDP_BASE + timer_base + 0xc, vsync_pulse_width * hsync_period);
	if (timer_base == LCDC_BASE) {
		MDP_OUTP(MDP_BASE + timer_base + 0x10, display_hctl);
		MDP_OUTP(MDP_BASE + timer_base + 0x14, display_v_start);
		MDP_OUTP(MDP_BASE + timer_base + 0x18, display_v_end);
		MDP_OUTP(MDP_BASE + timer_base + 0x28, lcdc_border_clr);
		MDP_OUTP(MDP_BASE + timer_base + 0x2c, lcdc_underflow_clr);
		MDP_OUTP(MDP_BASE + timer_base + 0x30, lcdc_hsync_skew);
		MDP_OUTP(MDP_BASE + timer_base + 0x38, ctrl_polarity);
		MDP_OUTP(MDP_BASE + timer_base + 0x1c, active_hctl);
		MDP_OUTP(MDP_BASE + timer_base + 0x20, active_v_start);
		MDP_OUTP(MDP_BASE + timer_base + 0x24, active_v_end);
	} else {
		MDP_OUTP(MDP_BASE + timer_base + 0x18, display_hctl);
		MDP_OUTP(MDP_BASE + timer_base + 0x1c, display_v_start);
		MDP_OUTP(MDP_BASE + timer_base + 0x20, display_v_end);
		MDP_OUTP(MDP_BASE + timer_base + 0x40, lcdc_border_clr);
		MDP_OUTP(MDP_BASE + timer_base + 0x44, lcdc_underflow_clr);
		MDP_OUTP(MDP_BASE + timer_base + 0x48, lcdc_hsync_skew);
		MDP_OUTP(MDP_BASE + timer_base + 0x50, ctrl_polarity);
		MDP_OUTP(MDP_BASE + timer_base + 0x2c, active_hctl);
		MDP_OUTP(MDP_BASE + timer_base + 0x30, active_v_start);
		MDP_OUTP(MDP_BASE + timer_base + 0x38, active_v_end);
	}

	ret = panel_next_on(pdev);
	if (ret == 0) {
		/* enable LCDC block */
		MDP_OUTP(MDP_BASE + timer_base, 1);
		mdp_pipe_ctrl(block, MDP_BLOCK_POWER_ON, FALSE);
	}
	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	return ret;
}
コード例 #6
0
static void mdp_dma2_update_lcd(struct msm_fb_data_type *mfd)
{
	MDPIBUF *iBuf = &mfd->ibuf;
	int mddi_dest = FALSE;
	uint32 outBpp = iBuf->bpp;
	uint32 dma2_cfg_reg;
	uint8 *src;
	uint32 mddi_ld_param;
	uint16 mddi_vdo_packet_reg;
	struct msm_fb_panel_data *pdata =
	    (struct msm_fb_panel_data *)mfd->pdev->dev.platform_data;
	uint32 ystride = mfd->fbi->fix.line_length;
	uint32 mddi_pkt_desc;
#ifdef CONFIG_HUAWEI_KERNEL
	lcd_align_type lcd_align = LCD_PANEL_ALIGN_LSB;
	lcd_align =  lcd_align_probe();

	if (lcd_align == LCD_PANEL_ALIGN_MSB)
	{
		dma2_cfg_reg = DMA_PACK_TIGHT | DMA_PACK_ALIGN_MSB |
		DMA_OUT_SEL_AHB | DMA_IBUF_NONCONTIGUOUS;
	}
	else
	{
		dma2_cfg_reg = DMA_PACK_ALIGN_LSB |
			    DMA_OUT_SEL_AHB | DMA_IBUF_NONCONTIGUOUS;
	}
#else
	dma2_cfg_reg = DMA_PACK_ALIGN_LSB |
		    DMA_OUT_SEL_AHB | DMA_IBUF_NONCONTIGUOUS;
#endif

#ifdef CONFIG_FB_MSM_MDP22
	dma2_cfg_reg |= DMA_PACK_TIGHT;
#endif

#ifdef CONFIG_FB_MSM_MDP30
	/*
	 * Software workaround:  On 7x25/7x27, the MDP will not
	 * respond if dma_w is 1 pixel.  Set the update width to
	 * 2 pixels and adjust the x offset if needed.
	 */
	if (iBuf->dma_w == 1) {
		iBuf->dma_w = 2;
		if (iBuf->dma_x == (iBuf->ibuf_width - 2))
			iBuf->dma_x--;
	}
#endif

	if (mfd->fb_imgType == MDP_BGR_565)
		dma2_cfg_reg |= DMA_PACK_PATTERN_BGR;
	else if (mfd->fb_imgType == MDP_RGBA_8888)
		dma2_cfg_reg |= DMA_PACK_PATTERN_BGR;
	else
		dma2_cfg_reg |= DMA_PACK_PATTERN_RGB;

	if (outBpp == 4) {
		dma2_cfg_reg |= DMA_IBUF_C3ALPHA_EN;
		dma2_cfg_reg |= DMA_IBUF_FORMAT_xRGB8888_OR_ARGB8888;
	}

	if (outBpp == 2)
		dma2_cfg_reg |= DMA_IBUF_FORMAT_RGB565;

	mddi_ld_param = 0;
	mddi_vdo_packet_reg = mfd->panel_info.mddi.vdopkt;

	if ((mfd->panel_info.type == MDDI_PANEL) ||
	    (mfd->panel_info.type == EXT_MDDI_PANEL)) {
		dma2_cfg_reg |= DMA_OUT_SEL_MDDI;
		mddi_dest = TRUE;

		if (mfd->panel_info.type == MDDI_PANEL) {
			mdp_total_vdopkts++;
			if (mfd->panel_info.pdest == DISPLAY_1) {
				dma2_cfg_reg |= DMA_MDDI_DMAOUT_LCD_SEL_PRIMARY;
				mddi_ld_param = 0;
#ifdef MDDI_HOST_WINDOW_WORKAROUND
				mddi_window_adjust(mfd, iBuf->dma_x,
						   iBuf->dma_w - 1, iBuf->dma_y,
						   iBuf->dma_h - 1);
#endif
			} else {
				dma2_cfg_reg |=
				    DMA_MDDI_DMAOUT_LCD_SEL_SECONDARY;
				mddi_ld_param = 1;
#ifdef MDDI_HOST_WINDOW_WORKAROUND
				mddi_window_adjust(mfd, iBuf->dma_x,
						   iBuf->dma_w - 1, iBuf->dma_y,
						   iBuf->dma_h - 1);
#endif
			}
		} else {
			dma2_cfg_reg |= DMA_MDDI_DMAOUT_LCD_SEL_EXTERNAL;
			mddi_ld_param = 2;
		}
	} else {
		if (mfd->panel_info.pdest == DISPLAY_1) {
			dma2_cfg_reg |= DMA_AHBM_LCD_SEL_PRIMARY;
			outp32(MDP_EBI2_LCD0, mfd->data_port_phys);
		} else {
			dma2_cfg_reg |= DMA_AHBM_LCD_SEL_SECONDARY;
			outp32(MDP_EBI2_LCD1, mfd->data_port_phys);
		}
	}

	dma2_cfg_reg |= DMA_DITHER_EN;

	src = (uint8 *) iBuf->buf;
	/* starting input address */
	src += iBuf->dma_x * outBpp + iBuf->dma_y * ystride;

	mdp_curr_dma2_update_width = iBuf->dma_w;
	mdp_curr_dma2_update_height = iBuf->dma_h;

	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

#ifdef CONFIG_FB_MSM_MDP22
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0184,
			(iBuf->dma_h << 16 | iBuf->dma_w));
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0188, src);
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x018C, ystride);
#else
	MDP_OUTP(MDP_BASE + 0x90004, (iBuf->dma_h << 16 | iBuf->dma_w));
	MDP_OUTP(MDP_BASE + 0x90008, src);
	MDP_OUTP(MDP_BASE + 0x9000c, ystride);
#endif

	if (mfd->panel_info.bpp == 18) {
		mddi_pkt_desc = MDDI_VDO_PACKET_DESC;
		dma2_cfg_reg |= DMA_DSTC0G_6BITS |	/* 666 18BPP */
		    DMA_DSTC1B_6BITS | DMA_DSTC2R_6BITS;
	} else if (mfd->panel_info.bpp == 24) {
		mddi_pkt_desc = MDDI_VDO_PACKET_DESC_24;
		dma2_cfg_reg |= DMA_DSTC0G_8BITS |      /* 888 24BPP */
			DMA_DSTC1B_8BITS | DMA_DSTC2R_8BITS;
	} else {
		mddi_pkt_desc = MDDI_VDO_PACKET_DESC_16;
		dma2_cfg_reg |= DMA_DSTC0G_6BITS |	/* 565 16BPP */
		    DMA_DSTC1B_5BITS | DMA_DSTC2R_5BITS;
	}

	if (mddi_dest) {
#ifdef CONFIG_FB_MSM_MDP22
		MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0194,
			 (iBuf->dma_y << 16) | iBuf->dma_x);
		MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x01a0, mddi_ld_param);
		MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x01a4,
			 (mddi_pkt_desc << 16) | mddi_vdo_packet_reg);
#else
		MDP_OUTP(MDP_BASE + 0x90010, (iBuf->dma_y << 16) | iBuf->dma_x);
		MDP_OUTP(MDP_BASE + 0x00090, mddi_ld_param);
		MDP_OUTP(MDP_BASE + 0x00094,
			 (mddi_pkt_desc << 16) | mddi_vdo_packet_reg);
#endif
	} else {
		/* setting EBI2 LCDC write window */
		pdata->set_rect(iBuf->dma_x, iBuf->dma_y, iBuf->dma_w,
				iBuf->dma_h);
	}

	/* dma2 config register */
#ifdef MDP_HW_VSYNC
	MDP_OUTP(MDP_BASE + 0x90000, dma2_cfg_reg);

	if ((mfd->use_mdp_vsync) &&
	    (mfd->ibuf.vsync_enable) && (mfd->panel_info.lcd.vsync_enable)) {
		uint32 start_y;

		if (vsync_start_y_adjust <= iBuf->dma_y)
			start_y = iBuf->dma_y - vsync_start_y_adjust;
		else
			start_y =
			    (mfd->total_lcd_lines - 1) - (vsync_start_y_adjust -
							  iBuf->dma_y);

		/*
		 * MDP VSYNC clock must be On by now so, we don't have to
		 * re-enable it
		 */
		MDP_OUTP(MDP_BASE + 0x210, start_y);
		MDP_OUTP(MDP_BASE + 0x20c, 1);	/* enable prim vsync */
	} else {
		MDP_OUTP(MDP_BASE + 0x20c, 0);	/* disable prim vsync */
	}
#else
#ifdef CONFIG_FB_MSM_MDP22
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0180, dma2_cfg_reg);
#else
	MDP_OUTP(MDP_BASE + 0x90000, dma2_cfg_reg);
#endif
#endif /* MDP_HW_VSYNC */

	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
}
コード例 #7
0
int mdp4_lcdc_on(struct platform_device *pdev)
{
	int lcdc_width;
	int lcdc_height;
	int lcdc_bpp;
	int lcdc_border_clr;
	int lcdc_underflow_clr;
	int lcdc_hsync_skew;

	int hsync_period;
	int hsync_ctrl;
	int vsync_period;
	int display_hctl;
	int display_v_start;
	int display_v_end;
	int active_hctl;
	int active_h_start;
	int active_h_end;
	int active_v_start;
	int active_v_end;
	int ctrl_polarity;
	int h_back_porch;
	int h_front_porch;
	int v_back_porch;
	int v_front_porch;
	int hsync_pulse_width;
	int vsync_pulse_width;
	int hsync_polarity;
	int vsync_polarity;
	int data_en_polarity;
	int hsync_start_x;
	int hsync_end_x;
	uint8 *buf;
	unsigned int buf_offset;
	int bpp, ptype;
	struct fb_info *fbi;
	struct fb_var_screeninfo *var;
	struct msm_fb_data_type *mfd;
	struct mdp4_overlay_pipe *pipe;
	int ret = 0;
	int cndx = 0;
	struct vsycn_ctrl *vctrl;

	vctrl = &vsync_ctrl_db[cndx];
	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	mutex_lock(&mfd->dma->ov_mutex);

	vctrl->mfd = mfd;
	vctrl->dev = mfd->fbi->dev;
	vctrl->vsync_irq_enabled = 0;

	/* mdp clock on */
	mdp_clk_ctrl(1);

	fbi = mfd->fbi;
	var = &fbi->var;

	bpp = fbi->var.bits_per_pixel / 8;
	buf = (uint8 *) fbi->fix.smem_start;
	buf_offset = calc_fb_offset(mfd, fbi, bpp);

	if (vctrl->base_pipe == NULL) {
		ptype = mdp4_overlay_format2type(mfd->fb_imgType);
		if (ptype < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);
		pipe = mdp4_overlay_pipe_alloc(ptype, MDP4_MIXER0);
		if (pipe == NULL)
			printk(KERN_INFO "%s: pipe_alloc failed\n", __func__);
		pipe->pipe_used++;
		pipe->mixer_stage  = MDP4_MIXER_STAGE_BASE;
		pipe->mixer_num  = MDP4_MIXER0;
		pipe->src_format = mfd->fb_imgType;
		mdp4_overlay_panel_mode(pipe->mixer_num, MDP4_PANEL_LCDC);
		ret = mdp4_overlay_format2pipe(pipe);
		if (ret < 0)
			printk(KERN_INFO "%s: format2pipe failed\n", __func__);

		mdp4_init_writeback_buf(mfd, MDP4_MIXER0);
		pipe->ov_blt_addr = 0;
		pipe->dma_blt_addr = 0;

		vctrl->base_pipe = pipe; /* keep it */
	} else {
		pipe = vctrl->base_pipe;
	}


	pipe->src_height = fbi->var.yres;
	pipe->src_width = fbi->var.xres;
	pipe->src_h = fbi->var.yres;
	pipe->src_w = fbi->var.xres;
	pipe->src_y = 0;
	pipe->src_x = 0;
	pipe->dst_h = fbi->var.yres;
	pipe->dst_w = fbi->var.xres;

	if (mfd->display_iova)
		pipe->srcp0_addr = mfd->display_iova + buf_offset;
	else
		pipe->srcp0_addr = (uint32)(buf + buf_offset);

	pipe->srcp0_ystride = fbi->fix.line_length;
	pipe->bpp = bpp;

	mdp4_overlay_mdp_pipe_req(pipe, mfd);
	mdp4_calc_blt_mdp_bw(mfd, pipe);

	atomic_set(&vctrl->suspend, 0);

	mdp4_overlay_dmap_xy(pipe);
	mdp4_overlay_dmap_cfg(mfd, 1);
	mdp4_overlay_rgb_setup(pipe);
	mdp4_overlayproc_cfg(pipe);

	mdp4_overlay_reg_flush(pipe, 1);
	mdp4_mixer_stage_up(pipe, 0);


	/*
	 * LCDC timing setting
	 */
	h_back_porch = var->left_margin;
	h_front_porch = var->right_margin;
	v_back_porch = var->upper_margin;
	v_front_porch = var->lower_margin;
	hsync_pulse_width = var->hsync_len;
	vsync_pulse_width = var->vsync_len;
	lcdc_border_clr = mfd->panel_info.lcdc.border_clr;
	lcdc_underflow_clr = mfd->panel_info.lcdc.underflow_clr;
	lcdc_hsync_skew = mfd->panel_info.lcdc.hsync_skew;

	lcdc_width = var->xres + mfd->panel_info.lcdc.xres_pad;
	lcdc_height = var->yres + mfd->panel_info.lcdc.yres_pad;
	lcdc_bpp = mfd->panel_info.bpp;

	hsync_period =
	    hsync_pulse_width + h_back_porch + h_front_porch;
	if ((mfd->panel_info.type == LVDS_PANEL) &&
		(mfd->panel_info.lvds.channel_mode == LVDS_DUAL_CHANNEL_MODE))
		hsync_period += lcdc_width / 2;
	else
		hsync_period += lcdc_width;
	hsync_ctrl = (hsync_period << 16) | hsync_pulse_width;
	hsync_start_x = hsync_pulse_width + h_back_porch;
	hsync_end_x = hsync_period - h_front_porch - 1;
	display_hctl = (hsync_end_x << 16) | hsync_start_x;

	vsync_period =
	    (vsync_pulse_width + v_back_porch + lcdc_height +
	     v_front_porch) * hsync_period;
	display_v_start =
	    (vsync_pulse_width + v_back_porch) * hsync_period + lcdc_hsync_skew;
	display_v_end =
	    vsync_period - (v_front_porch * hsync_period) + lcdc_hsync_skew - 1;

	if (lcdc_width != var->xres) {
		active_h_start = hsync_start_x + first_pixel_start_x;
		active_h_end = active_h_start + var->xres - 1;
		active_hctl =
		    ACTIVE_START_X_EN | (active_h_end << 16) | active_h_start;
	} else {
		active_hctl = 0;
	}

	if (lcdc_height != var->yres) {
		active_v_start =
		    display_v_start + first_pixel_start_y * hsync_period;
		active_v_end = active_v_start + (var->yres) * hsync_period - 1;
		active_v_start |= ACTIVE_START_Y_EN;
	} else {
		active_v_start = 0;
		active_v_end = 0;
	}


#ifdef CONFIG_FB_MSM_MDP40
	if (mfd->panel_info.lcdc.is_sync_active_high) {
		hsync_polarity = 0;
		vsync_polarity = 0;
	} else {
		hsync_polarity = 1;
		vsync_polarity = 1;
	}
	lcdc_underflow_clr |= 0x80000000;	/* enable recovery */
#else
	hsync_polarity = 0;
	vsync_polarity = 0;
#endif
	data_en_polarity = 0;

	ctrl_polarity =
	    (data_en_polarity << 2) | (vsync_polarity << 1) | (hsync_polarity);

	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x4, hsync_ctrl);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x8, vsync_period);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0xc, vsync_pulse_width * hsync_period);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x10, display_hctl);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x14, display_v_start);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x18, display_v_end);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x28, lcdc_border_clr);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x2c, lcdc_underflow_clr);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x30, lcdc_hsync_skew);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x38, ctrl_polarity);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x1c, active_hctl);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x20, active_v_start);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x24, active_v_end);
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	mdp_histogram_ctrl_all(TRUE);
	mdp4_overlay_lcdc_start();
	mutex_unlock(&mfd->dma->ov_mutex);

	return ret;
}
コード例 #8
0
int mdp4_dsi_video_on(struct platform_device *pdev)
{
	int dsi_width;
	int dsi_height;
	int dsi_bpp;
	int dsi_border_clr;
	int dsi_underflow_clr;
	int dsi_hsync_skew;

	int hsync_period;
	int hsync_ctrl;
	int vsync_period;
	int display_hctl;
	int display_v_start;
	int display_v_end;
	int active_hctl;
	int active_h_start;
	int active_h_end;
	int active_v_start;
	int active_v_end;
	int ctrl_polarity;
	int h_back_porch;
	int h_front_porch;
	int v_back_porch;
	int v_front_porch;
	int hsync_pulse_width;
	int vsync_pulse_width;
	int hsync_polarity;
	int vsync_polarity;
	int data_en_polarity;
	int hsync_start_x;
	int hsync_end_x;
	uint8 *buf;
	unsigned int buf_offset;
	int bpp, ptype;
	static bool first_video_on = true;
	struct fb_info *fbi;
	struct fb_var_screeninfo *var;
	struct msm_fb_data_type *mfd;
	struct mdp4_overlay_pipe *pipe;
	int ret = 0;
	int cndx = 0;
	struct vsycn_ctrl *vctrl;

	vctrl = &vsync_ctrl_db[cndx];
	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	vctrl->mfd = mfd;
	vctrl->dev = mfd->fbi->dev;

	
	mdp_clk_ctrl(1);

	fbi = mfd->fbi;
	var = &fbi->var;

	bpp = fbi->var.bits_per_pixel / 8;
	buf = (uint8 *) fbi->fix.smem_start;
	buf_offset = calc_fb_offset(mfd, fbi, bpp);

	if (first_video_on)
		first_video_on = false;
	else {
		if (mfd->ref_cnt == 0) {
			
			int ndx;
			for (ndx=1; ndx<4; ndx++) {
				pipe = mdp4_overlay_ndx2pipe(ndx);
				if (pipe && pipe->pipe_used)
					mdp4_overlay_unset(mfd->fbi, ndx);
			}
		}
	}

	if (vctrl->base_pipe == NULL) {
		ptype = mdp4_overlay_format2type(mfd->fb_imgType);
		if (ptype < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);
		pipe = mdp4_overlay_pipe_alloc(ptype, MDP4_MIXER0);
		if (pipe == NULL) {
			printk(KERN_INFO "%s: pipe_alloc failed\n", __func__);
			return -EBUSY;
		}
		pipe->pipe_used++;
		pipe->mixer_stage  = MDP4_MIXER_STAGE_BASE;
		pipe->mixer_num  = MDP4_MIXER0;
		pipe->src_format = mfd->fb_imgType;
		mdp4_overlay_panel_mode(pipe->mixer_num, MDP4_PANEL_DSI_VIDEO);
		ret = mdp4_overlay_format2pipe(pipe);
		if (ret < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);

		pipe->ov_blt_addr = 0;
		pipe->dma_blt_addr = 0;
		vctrl->base_pipe = pipe; 
		mdp4_init_writeback_buf(mfd, MDP4_MIXER0);

	} else {
		pipe = vctrl->base_pipe;
	}

#ifdef CONTINUOUS_SPLASH
	
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	if (!(mfd->cont_splash_done)) {
		mfd->cont_splash_done = 1;
		mdp4_dsi_video_wait4dmap_done(0);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 0);
		mdelay(20);
		mipi_dsi_controller_cfg(0);
	}
#endif

	pipe->src_height = fbi->var.yres;
	pipe->src_width = fbi->var.xres;
	pipe->src_h = fbi->var.yres;
	pipe->src_w = fbi->var.xres;
	pipe->src_y = 0;
	pipe->src_x = 0;
	pipe->dst_h = fbi->var.yres;
	pipe->dst_w = fbi->var.xres;
	pipe->srcp0_ystride = fbi->fix.line_length;
	pipe->bpp = bpp;

	if (mfd->display_iova)
		pipe->srcp0_addr = mfd->display_iova + buf_offset;
	else
		pipe->srcp0_addr = (uint32)(buf + buf_offset);

	pipe->dst_h = fbi->var.yres;
	pipe->dst_w = fbi->var.xres;

	mdp4_overlay_mdp_pipe_req(pipe, mfd);

	atomic_set(&vctrl->suspend, 0);

	mdp4_overlay_dmap_xy(pipe);	
	mdp4_overlay_dmap_cfg(mfd, 1);
	mdp4_overlay_rgb_setup(pipe);
	mdp4_overlayproc_cfg(pipe);

	mdp4_overlay_reg_flush(pipe, 1);
	mdp4_mixer_stage_up(pipe);
	mdp4_mixer_stage_commit(pipe->mixer_num);
	h_back_porch = var->left_margin;
	h_front_porch = var->right_margin;
	v_back_porch = var->upper_margin;
	v_front_porch = var->lower_margin;
	hsync_pulse_width = var->hsync_len;
	vsync_pulse_width = var->vsync_len;
	dsi_border_clr = mfd->panel_info.lcdc.border_clr;
	dsi_underflow_clr = mfd->panel_info.lcdc.underflow_clr;
	dsi_hsync_skew = mfd->panel_info.lcdc.hsync_skew;
	dsi_width = mfd->panel_info.xres +
		mfd->panel_info.lcdc.xres_pad;
	dsi_height = mfd->panel_info.yres +
		mfd->panel_info.lcdc.yres_pad;
	dsi_bpp = mfd->panel_info.bpp;

	hsync_period = hsync_pulse_width + h_back_porch + dsi_width
				+ h_front_porch;
	hsync_ctrl = (hsync_period << 16) | hsync_pulse_width;
	hsync_start_x = h_back_porch + hsync_pulse_width;
	hsync_end_x = hsync_period - h_front_porch - 1;
	display_hctl = (hsync_end_x << 16) | hsync_start_x;

	vsync_period =
	    (vsync_pulse_width + v_back_porch + dsi_height + v_front_porch);
	display_v_start = ((vsync_pulse_width + v_back_porch) * hsync_period)
				+ dsi_hsync_skew;
	display_v_end =
	  ((vsync_period - v_front_porch) * hsync_period) + dsi_hsync_skew - 1;

	if (dsi_width != var->xres) {
		active_h_start = hsync_start_x + first_pixel_start_x;
		active_h_end = active_h_start + var->xres - 1;
		active_hctl =
		    ACTIVE_START_X_EN | (active_h_end << 16) | active_h_start;
	} else {
		active_hctl = 0;
	}

	if (dsi_height != var->yres) {
		active_v_start =
		    display_v_start + first_pixel_start_y * hsync_period;
		active_v_end = active_v_start + (var->yres) * hsync_period - 1;
		active_v_start |= ACTIVE_START_Y_EN;
	} else {
		active_v_start = 0;
		active_v_end = 0;
	}

	dsi_underflow_clr |= 0x80000000;	
	hsync_polarity = 0;
	vsync_polarity = 0;
	data_en_polarity = 0;

	ctrl_polarity =
	    (data_en_polarity << 2) | (vsync_polarity << 1) | (hsync_polarity);

	if ((mfd->cont_splash_done)) {
		mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x4, hsync_ctrl);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x8, vsync_period * hsync_period);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0xc,
					vsync_pulse_width * hsync_period);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x10, display_hctl);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x14, display_v_start);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x18, display_v_end);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x1c, active_hctl);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x20, active_v_start);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x24, active_v_end);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x28, dsi_border_clr);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x2c, dsi_underflow_clr);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x30, dsi_hsync_skew);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x38, ctrl_polarity);
		mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
	} else {
		mfd->cont_splash_done = 1;
		mdp_clk_ctrl(0);
	}

	mdp_histogram_ctrl_all(TRUE);

	if (!vctrl->sysfs_created) {
		ret = sysfs_create_group(&vctrl->dev->kobj,
			&vsync_fs_attr_group);
		if (ret) {
			pr_err("%s: sysfs group creation failed, ret=%d\n",
				__func__, ret);
			return ret;
		}

		kobject_uevent(&vctrl->dev->kobj, KOBJ_ADD);
		pr_debug("%s: kobject_uevent(KOBJ_ADD)\n", __func__);
		vctrl->sysfs_created = 1;
	}

	return ret;
}
コード例 #9
0
void mdp_hw_init(void)
{
	int i;

	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	/* debug interface write access */
	outpdw(MDP_BASE + 0x60, 1);

	outp32(MDP_INTR_ENABLE, MDP_ANY_INTR_MASK);
	outp32(MDP_EBI2_PORTMAP_MODE, 0x3);
	outpdw(MDP_CMD_DEBUG_ACCESS_BASE + 0x01f8, 0x0);
	outpdw(MDP_CMD_DEBUG_ACCESS_BASE + 0x01fc, 0x0);
	outpdw(MDP_BASE + 0x60, 0x1);
	mdp_load_lut_param();

	/*
	 * clear up unused fg/main registers
	 */
	/* comp.plane 2&3 ystride */
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0120, 0x0);
	/* unpacked pattern */
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x012c, 0x0);
	/* unpacked pattern */
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0130, 0x0);
	/* unpacked pattern */
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0134, 0x0);
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0158, 0x0);
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x15c, 0x0);
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0160, 0x0);
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0170, 0x0);
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0174, 0x0);
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x017c, 0x0);

	/* comp.plane 2 */
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0114, 0x0);
	/* comp.plane 3 */
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0118, 0x0);

	/* clear up unused bg registers */
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x01c8, 0);
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x01d0, 0);
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x01dc, 0);
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x01e0, 0);
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x01e4, 0);

#ifndef CONFIG_FB_MSM_MDP22
	MDP_OUTP(MDP_BASE + 0xE0000, 0);
	MDP_OUTP(MDP_BASE + 0x100, 0xffffffff);
	MDP_OUTP(MDP_BASE + 0x90070, 0);
	MDP_OUTP(MDP_BASE + 0x94010, 1);
	MDP_OUTP(MDP_BASE + 0x9401c, 2);
	/* LGE_CHANGE_S
	  * Change code to apply new LUT for display quality. 2010-08-03. [email protected] 
	  */
	mdp_load_m3s_lut(1);	// nornal 
#endif

	/*
	 * limit vector
	 * pre gets applied before color matrix conversion
	 * post is after ccs
	 */
	writel(mdp_plv[0], MDP_CSC_PRE_LV1n(0));
	writel(mdp_plv[1], MDP_CSC_PRE_LV1n(1));
	writel(mdp_plv[2], MDP_CSC_PRE_LV1n(2));
	writel(mdp_plv[3], MDP_CSC_PRE_LV1n(3));

#ifdef CONFIG_FB_MSM_MDP31
	writel(mdp_plv[2], MDP_CSC_PRE_LV1n(4));
	writel(mdp_plv[3], MDP_CSC_PRE_LV1n(5));

	writel(0, MDP_CSC_POST_LV1n(0));
	writel(0xff, MDP_CSC_POST_LV1n(1));
	writel(0, MDP_CSC_POST_LV1n(2));
	writel(0xff, MDP_CSC_POST_LV1n(3));
	writel(0, MDP_CSC_POST_LV1n(4));
	writel(0xff, MDP_CSC_POST_LV1n(5));

	writel(0, MDP_CSC_PRE_LV2n(0));
	writel(0xff, MDP_CSC_PRE_LV2n(1));
	writel(0, MDP_CSC_PRE_LV2n(2));
	writel(0xff, MDP_CSC_PRE_LV2n(3));
	writel(0, MDP_CSC_PRE_LV2n(4));
	writel(0xff, MDP_CSC_PRE_LV2n(5));

	writel(mdp_plv[0], MDP_CSC_POST_LV2n(0));
	writel(mdp_plv[1], MDP_CSC_POST_LV2n(1));
	writel(mdp_plv[2], MDP_CSC_POST_LV2n(2));
	writel(mdp_plv[3], MDP_CSC_POST_LV2n(3));
	writel(mdp_plv[2], MDP_CSC_POST_LV2n(4));
	writel(mdp_plv[3], MDP_CSC_POST_LV2n(5));
#endif

	/* primary forward matrix */
	for (i = 0; i < MDP_CCS_SIZE; i++)
		writel(mdp_ccs_rgb2yuv.ccs[i], MDP_CSC_PFMVn(i));

#ifdef CONFIG_FB_MSM_MDP31
	for (i = 0; i < MDP_BV_SIZE; i++)
		writel(mdp_ccs_rgb2yuv.bv[i], MDP_CSC_POST_BV2n(i));

	writel(0, MDP_CSC_PRE_BV2n(0));
	writel(0, MDP_CSC_PRE_BV2n(1));
	writel(0, MDP_CSC_PRE_BV2n(2));
#endif
	/* primary reverse matrix */
	for (i = 0; i < MDP_CCS_SIZE; i++)
		writel(mdp_ccs_yuv2rgb.ccs[i], MDP_CSC_PRMVn(i));

	for (i = 0; i < MDP_BV_SIZE; i++)
		writel(mdp_ccs_yuv2rgb.bv[i], MDP_CSC_PRE_BV1n(i));

#ifdef CONFIG_FB_MSM_MDP31
	writel(0, MDP_CSC_POST_BV1n(0));
	writel(0, MDP_CSC_POST_BV1n(1));
	writel(0, MDP_CSC_POST_BV1n(2));

	outpdw(MDP_BASE + 0x30010, 0x03e0);
	outpdw(MDP_BASE + 0x30014, 0x0360);
	outpdw(MDP_BASE + 0x30018, 0x0120);
	outpdw(MDP_BASE + 0x3001c, 0x0140);
#endif
	mdp_init_scale_table();

#ifndef CONFIG_FB_MSM_MDP31
	MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0104,
		 ((16 << 6) << 16) | (16) << 6);
#endif

	wmb();
	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
}
コード例 #10
0
void mdp4_dma_s_update_lcd(struct msm_fb_data_type *mfd,
				struct mdp4_overlay_pipe *pipe)
{
	MDPIBUF *iBuf = &mfd->ibuf;
	uint32 outBpp = iBuf->bpp;
	uint16 mddi_vdo_packet_reg;
	uint32 dma_s_cfg_reg;

	dma_s_cfg_reg = 0;

	if (mfd->fb_imgType == MDP_RGBA_8888)
		dma_s_cfg_reg |= DMA_PACK_PATTERN_BGR; /* on purpose */
	else if (mfd->fb_imgType == MDP_BGR_565)
		dma_s_cfg_reg |= DMA_PACK_PATTERN_BGR;
	else
		dma_s_cfg_reg |= DMA_PACK_PATTERN_RGB;

	if (outBpp == 4)
		dma_s_cfg_reg |= (1 << 26); /* xRGB8888 */
	else if (outBpp == 2)
		dma_s_cfg_reg |= DMA_IBUF_FORMAT_RGB565;

	dma_s_cfg_reg |= DMA_DITHER_EN;

	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
	/* PIXELSIZE */
	MDP_OUTP(MDP_BASE + 0xa0004, (pipe->dst_h << 16 | pipe->dst_w));
	MDP_OUTP(MDP_BASE + 0xa0008, pipe->srcp0_addr);	/* ibuf address */
	MDP_OUTP(MDP_BASE + 0xa000c, pipe->srcp0_ystride);/* ystride */

	if (mfd->panel_info.bpp == 24) {
		dma_s_cfg_reg |= DMA_DSTC0G_8BITS |	/* 666 18BPP */
		    DMA_DSTC1B_8BITS | DMA_DSTC2R_8BITS;
	} else if (mfd->panel_info.bpp == 18) {
		dma_s_cfg_reg |= DMA_DSTC0G_6BITS |	/* 666 18BPP */
		    DMA_DSTC1B_6BITS | DMA_DSTC2R_6BITS;
	} else {
		dma_s_cfg_reg |= DMA_DSTC0G_6BITS |	/* 565 16BPP */
		    DMA_DSTC1B_5BITS | DMA_DSTC2R_5BITS;
	}

	MDP_OUTP(MDP_BASE + 0xa0010, (pipe->dst_y << 16) | pipe->dst_x);

	/* 1 for dma_s, client_id = 0 */
	MDP_OUTP(MDP_BASE + 0x00090, 1);

	mddi_vdo_packet_reg = mfd->panel_info.mddi.vdopkt;

	if (mfd->panel_info.bpp == 24)
		MDP_OUTP(MDP_BASE + 0x00094,
			(MDDI_VDO_PACKET_DESC_24 << 16) | mddi_vdo_packet_reg);
	else if (mfd->panel_info.bpp == 16)
		MDP_OUTP(MDP_BASE + 0x00094,
			 (MDDI_VDO_PACKET_DESC_16 << 16) | mddi_vdo_packet_reg);
	else
		MDP_OUTP(MDP_BASE + 0x00094,
			 (MDDI_VDO_PACKET_DESC << 16) | mddi_vdo_packet_reg);

	MDP_OUTP(MDP_BASE + 0x00098, 0x01);

	MDP_OUTP(MDP_BASE + 0xa0000, dma_s_cfg_reg);

	mdp4_mddi_vsync_enable(mfd, pipe, 1);

	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
}
コード例 #11
0
static void mdp4_overlay_dtv_alloc_pipe(struct msm_fb_data_type *mfd,
		int32 ptype)
{
	int ret = 0;
	struct fb_info *fbi = mfd->fbi;
	struct mdp4_overlay_pipe *pipe;

	if (dtv_pipe != NULL)
		return;

	pr_debug("%s: ptype=%d\n", __func__, ptype);

	pipe = mdp4_overlay_pipe_alloc(ptype, MDP4_MIXER1);
	if (pipe == NULL) {
		pr_err("%s: pipe_alloc failed\n", __func__);
		return;
	}
	pipe->pipe_used++;
	pipe->mixer_stage = MDP4_MIXER_STAGE_BASE;
	pipe->mixer_num = MDP4_MIXER1;

	if (ptype == OVERLAY_TYPE_BF) {
		mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
		/* LSP_BORDER_COLOR */
		MDP_OUTP(MDP_BASE + MDP4_OVERLAYPROC1_BASE + 0x5004,
			((0x0 & 0xFFF) << 16) |	/* 12-bit B */
			(0x0 & 0xFFF));		/* 12-bit G */
		/* MSP_BORDER_COLOR */
		MDP_OUTP(MDP_BASE + MDP4_OVERLAYPROC1_BASE + 0x5008,
			(0x0 & 0xFFF));		/* 12-bit R */
		mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
	} else {
		switch (mfd->ibuf.bpp) {
		case 2:
			pipe->src_format = MDP_RGB_565;
			break;
		case 3:
			pipe->src_format = MDP_RGB_888;
			break;
		case 4:
		default:
			if (hdmi_prim_display)
				pipe->src_format = MSMFB_DEFAULT_TYPE;
			else
				pipe->src_format = MDP_ARGB_8888;
			break;
		}
	}

	pipe->src_height = fbi->var.yres;
	pipe->src_width = fbi->var.xres;
	pipe->src_h = fbi->var.yres;
	pipe->src_w = fbi->var.xres;
	pipe->src_y = 0;
	pipe->src_x = 0;
	pipe->srcp0_ystride = fbi->fix.line_length;

	ret = mdp4_overlay_format2pipe(pipe);
	if (ret < 0)
		pr_warn("%s: format2type failed\n", __func__);

	mdp4_overlay_dmae_xy(pipe);	/* dma_e */
	mdp4_overlayproc_cfg(pipe);

	if (pipe->pipe_type == OVERLAY_TYPE_RGB) {
		pipe->srcp0_addr = (uint32) mfd->ibuf.buf;
		mdp4_overlay_rgb_setup(pipe);
	}

	mdp4_mixer_stage_up(pipe);
	mdp4_overlay_reg_flush(pipe, 1);

	dtv_pipe = pipe; /* keep it */
}
コード例 #12
0
void mdp4_overlay_update_lcd(struct msm_fb_data_type *mfd)
{
	MDPIBUF *iBuf = &mfd->ibuf;
	uint8 *src;
	int ptype;
	uint32 mddi_ld_param;
	uint16 mddi_vdo_packet_reg;
	struct mdp4_overlay_pipe *pipe;
	int ret;

	if (mfd->key != MFD_KEY)
		return;

	mddi_mfd = mfd;		/* keep it */


    init_completion(&mdp4_overlay_completion);


	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	if (mddi_pipe == NULL) {
		ptype = mdp4_overlay_format2type(mfd->fb_imgType);
		if (ptype < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);
		pipe = mdp4_overlay_pipe_alloc(ptype, FALSE);
		if (pipe == NULL)
			printk(KERN_INFO "%s: pipe_alloc failed\n", __func__);
		pipe->pipe_used++;
		pipe->mixer_num  = MDP4_MIXER0;
		pipe->src_format = mfd->fb_imgType;

		mdp4_overlay_panel_mode(pipe->mixer_num, MDP4_PANEL_MDDI);

		ret = mdp4_overlay_format2pipe(pipe);
		if (ret < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);

		mddi_pipe = pipe; /* keep it */




		mddi_ld_param = 0;
		mddi_vdo_packet_reg = mfd->panel_info.mddi.vdopkt;

		if (mfd->panel_info.type == MDDI_PANEL) {
			if (mfd->panel_info.pdest == DISPLAY_1)
				mddi_ld_param = 0;
			else
				mddi_ld_param = 1;
		} else {
			mddi_ld_param = 2;
		}

		MDP_OUTP(MDP_BASE + 0x00090, mddi_ld_param);

		if (mfd->panel_info.bpp == 24)
			MDP_OUTP(MDP_BASE + 0x00094,
			 (MDDI_VDO_PACKET_DESC_24 << 16) | mddi_vdo_packet_reg);
		else if (mfd->panel_info.bpp == 16)
			MDP_OUTP(MDP_BASE + 0x00094,
			 (MDDI_VDO_PACKET_DESC_16 << 16) | mddi_vdo_packet_reg);
		else
			MDP_OUTP(MDP_BASE + 0x00094,
			 (MDDI_VDO_PACKET_DESC << 16) | mddi_vdo_packet_reg);

		MDP_OUTP(MDP_BASE + 0x00098, 0x01);
	} else {
		pipe = mddi_pipe;
	}

	/* 0 for dma_p, client_id = 0 */
	MDP_OUTP(MDP_BASE + 0x00090, 0);

	src = (uint8 *) iBuf->buf;

#ifdef WHOLESCREEN

	{
		struct fb_info *fbi;

		fbi = mfd->fbi;
		pipe->src_height = fbi->var.yres;
		pipe->src_width = fbi->var.xres;
		pipe->src_h = fbi->var.yres;
		pipe->src_w = fbi->var.xres;
		pipe->src_y = 0;
		pipe->src_x = 0;
		pipe->dst_h = fbi->var.yres;
		pipe->dst_w = fbi->var.xres;
		pipe->dst_y = 0;
		pipe->dst_x = 0;
		pipe->srcp0_addr = (uint32)src;
		pipe->srcp0_ystride = fbi->fix.line_length;
	}

#else
	if (mdp4_overlay_active(MDP4_MIXER0)) {
		struct fb_info *fbi;

		fbi = mfd->fbi;
		pipe->src_height = fbi->var.yres;
		pipe->src_width = fbi->var.xres;
		pipe->src_h = fbi->var.yres;
		pipe->src_w = fbi->var.xres;
		pipe->src_y = 0;
		pipe->src_x = 0;
		pipe->dst_h = fbi->var.yres;
		pipe->dst_w = fbi->var.xres;
		pipe->dst_y = 0;
		pipe->dst_x = 0;
		pipe->srcp0_addr = (uint32) src;
		pipe->srcp0_ystride = fbi->fix.line_length;
	} else {
		/* starting input address */
		src += (iBuf->dma_x + iBuf->dma_y * iBuf->ibuf_width)
					* iBuf->bpp;

		pipe->src_height = iBuf->dma_h;
		pipe->src_width = iBuf->dma_w;
		pipe->src_h = iBuf->dma_h;
		pipe->src_w = iBuf->dma_w;
		pipe->src_y = 0;
		pipe->src_x = 0;
		pipe->dst_h = iBuf->dma_h;
		pipe->dst_w = iBuf->dma_w;
		pipe->dst_y = iBuf->dma_y;
		pipe->dst_x = iBuf->dma_x;
		pipe->srcp0_addr = (uint32) src;
		pipe->srcp0_ystride = iBuf->ibuf_width * iBuf->bpp;
	}
#endif

	pipe->mixer_stage  = MDP4_MIXER_STAGE_BASE;

	mdp4_overlay_rgb_setup(pipe);

	mdp4_mixer_stage_up(pipe);

	mdp4_overlayproc_cfg(pipe);

	mdp4_overlay_dmap_xy(pipe);

	mdp4_overlay_dmap_cfg(mfd, 0);

	mdp4_mddi_vsync_enable(mfd, pipe, 0);

	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

}
コード例 #13
0
int mdp4_lcdc_off(struct platform_device *pdev)
{
	int ret = 0;
	int cndx = 0;
	struct msm_fb_data_type *mfd;
	struct vsycn_ctrl *vctrl;
	struct mdp4_overlay_pipe *pipe;
	struct vsync_update *vp;
	unsigned long flags;
	int undx, need_wait = 0;

	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);
	vctrl = &vsync_ctrl_db[cndx];
	pipe = vctrl->base_pipe;

	atomic_set(&vctrl->suspend, 1);
	atomic_set(&vctrl->vsync_resume, 0);

	msleep(20);	/* >= 17 ms */

	complete_all(&vctrl->vsync_comp);

	if (pipe->ov_blt_addr) {
		spin_lock_irqsave(&vctrl->spin_lock, flags);
		if (vctrl->ov_koff != vctrl->ov_done)
			need_wait = 1;
		spin_unlock_irqrestore(&vctrl->spin_lock, flags);
		if (need_wait)
			mdp4_lcdc_wait4ov(0);
	}

	mdp_histogram_ctrl_all(FALSE);

	MDP_OUTP(MDP_BASE + LCDC_BASE, 0);

	lcdc_enabled = 0;

	if (vctrl->vsync_irq_enabled) {
		vctrl->vsync_irq_enabled = 0;
		vsync_irq_disable(INTR_PRIMARY_VSYNC, MDP_PRIM_VSYNC_TERM);
	}

	undx =  vctrl->update_ndx;
	vp = &vctrl->vlist[undx];
	if (vp->update_cnt) {
		/*
		 * pipe's iommu will be freed at next overlay play
		 * and iommu_drop statistic will be increased by one
		 */
		vp->update_cnt = 0;     /* empty queue */
	}

	if (pipe) {
		/* sanity check, free pipes besides base layer */
		mdp4_overlay_unset_mixer(pipe->mixer_num);
		if (mfd->ref_cnt == 0) {
			/* adb stop */
			if (pipe->pipe_type == OVERLAY_TYPE_BF)
				mdp4_overlay_borderfill_stage_down(pipe);

			/* base pipe may change after borderfill_stage_down */
			pipe = vctrl->base_pipe;
			mdp4_mixer_stage_down(pipe, 1);
			mdp4_overlay_pipe_free(pipe);
			vctrl->base_pipe = NULL;
		} else {
			/* system suspending */
			mdp4_mixer_stage_down(vctrl->base_pipe, 1);
			mdp4_overlay_iommu_pipe_free(
				vctrl->base_pipe->pipe_ndx, 1);
		}
	}

	/* MDP clock disable */
	mdp_clk_ctrl(0);
	mdp_pipe_ctrl(MDP_OVERLAY0_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	return ret;
}
コード例 #14
0
int mdp4_dsi_video_off(struct platform_device *pdev)
{
	int ret = 0;
	int cndx = 0;
	struct msm_fb_data_type *mfd;
	struct vsycn_ctrl *vctrl;
	struct mdp4_overlay_pipe *pipe;
	unsigned long flags;
	int need_wait = 0;

	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);
	vctrl = &vsync_ctrl_db[cndx];
	pipe = vctrl->base_pipe;

	atomic_set(&vctrl->suspend, 1);
	atomic_set(&vctrl->vsync_resume, 0);

	msleep(20);	/* >= 17 ms */

	complete_all(&vctrl->vsync_comp);

	if (pipe->ov_blt_addr) {
		spin_lock_irqsave(&vctrl->spin_lock, flags);
		if (vctrl->ov_koff != vctrl->ov_done)
			need_wait = 1;
		spin_unlock_irqrestore(&vctrl->spin_lock, flags);
		if (need_wait)
			mdp4_dsi_video_wait4ov(0);
	}

	mdp_histogram_ctrl_all(FALSE);

	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 0);

	dsi_video_enabled = 0;

	if (pipe) {
		/* sanity check, free pipes besides base layer */
		mdp4_overlay_unset_mixer(pipe->mixer_num);
		if (mfd->ref_cnt == 0) {
			/* adb stop */
			if (pipe->pipe_type == OVERLAY_TYPE_BF)
				mdp4_overlay_borderfill_stage_down(pipe);

			/* base pipe may change after borderfill_stage_down */
			pipe = vctrl->base_pipe;
			mdp4_mixer_stage_down(pipe, 1);
			mdp4_overlay_pipe_free(pipe);
			vctrl->base_pipe = NULL;
		} else {
			/* system suspending */
			mdp4_mixer_stage_down(vctrl->base_pipe, 1);
			mdp4_overlay_iommu_pipe_free(
				vctrl->base_pipe->pipe_ndx, 1);
		}
	}

	/* mdp clock off */
	mdp_clk_ctrl(0);
	mdp_pipe_ctrl(MDP_OVERLAY0_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	return ret;
}
コード例 #15
0
int mdp4_dsi_video_on(struct platform_device *pdev)
{
	int dsi_width;
	int dsi_height;
	int dsi_bpp;
	int dsi_border_clr;
	int dsi_underflow_clr;
	int dsi_hsync_skew;

	int hsync_period;
	int hsync_ctrl;
	int vsync_period;
	int display_hctl;
	int display_v_start;
	int display_v_end;
	int active_hctl;
	int active_h_start;
	int active_h_end;
	int active_v_start;
	int active_v_end;
	int ctrl_polarity;
	int h_back_porch;
	int h_front_porch;
	int v_back_porch;
	int v_front_porch;
	int hsync_pulse_width;
	int vsync_pulse_width;
	int hsync_polarity;
	int vsync_polarity;
	int data_en_polarity;
	int hsync_start_x;
	int hsync_end_x;
	uint8 *buf;
	unsigned int buf_offset;
	int bpp, ptype;
	struct fb_info *fbi;
	struct fb_var_screeninfo *var;
	struct msm_fb_data_type *mfd;
	struct mdp4_overlay_pipe *pipe;
	int ret;

	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	mdp4_overlay_ctrl_db_reset();

	fbi = mfd->fbi;
	var = &fbi->var;

	bpp = fbi->var.bits_per_pixel / 8;
	buf = (uint8 *) fbi->fix.smem_start;
	buf_offset = calc_fb_offset(mfd, fbi, bpp);

	if (dsi_pipe == NULL) {
		ptype = mdp4_overlay_format2type(mfd->fb_imgType);
		if (ptype < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);
		pipe = mdp4_overlay_pipe_alloc(ptype, MDP4_MIXER0);
		if (pipe == NULL) {
			printk(KERN_INFO "%s: pipe_alloc failed\n", __func__);
			return -EBUSY;
		}
		pipe->pipe_used++;
		pipe->mixer_stage  = MDP4_MIXER_STAGE_BASE;
		pipe->mixer_num  = MDP4_MIXER0;
		pipe->src_format = mfd->fb_imgType;
		mdp4_overlay_panel_mode(pipe->mixer_num, MDP4_PANEL_DSI_VIDEO);
		ret = mdp4_overlay_format2pipe(pipe);
		if (ret < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);

		dsi_pipe = pipe; /* keep it */
		init_completion(&dsi_video_comp);

		mdp4_init_writeback_buf(mfd, MDP4_MIXER0);
		pipe->blt_addr = 0;

	} else {
		pipe = dsi_pipe;
	}
#if defined(CONFIG_FB_MSM_MIPI_LGIT_CMD_WVGA_INVERSE_PT_PANEL) || \
	defined(CONFIG_FB_MSM_MIPI_LGIT_VIDEO_WVGA_INVERSE_PT_PANEL)
	pipe->mfd = mfd;
#endif

	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	if (!(mfd->cont_splash_done)) {
		mfd->cont_splash_done = 1;
		mdp_pipe_ctrl(MDP_CMD_BLOCK,
			      MDP_BLOCK_POWER_OFF, FALSE);
		mdp4_overlay_dsi_video_wait4event(mfd, INTR_DMA_P_DONE);
		/* disable timing generator */
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 0);
		mipi_dsi_controller_cfg(0);
	}

	if (is_mdp4_hw_reset()) {
		mdp4_hw_init();
		outpdw(MDP_BASE + 0x0038, mdp4_display_intf);
	}

	pipe->src_height = fbi->var.yres;
	pipe->src_width = fbi->var.xres;
	pipe->src_h = fbi->var.yres;
	pipe->src_w = fbi->var.xres;
	pipe->src_y = 0;
	pipe->src_x = 0;
	pipe->srcp0_ystride = fbi->fix.line_length;
	pipe->bpp = bpp;

	if (mfd->map_buffer) {
		pipe->srcp0_addr = (unsigned int)mfd->map_buffer->iova[0] + \
			buf_offset;
		pr_debug("start 0x%lx srcp0_addr 0x%x\n", mfd->
			map_buffer->iova[0], pipe->srcp0_addr);
	} else {
		pipe->srcp0_addr = (uint32)(buf + buf_offset);
	}

#ifdef CONFIG_LGE_HIDDEN_RESET
	if (on_hidden_reset)
		pipe->srcp0_addr = (unsigned int)lge_get_hreset_fb_phys_addr();
#endif

	pipe->dst_h = fbi->var.yres;
	pipe->dst_w = fbi->var.xres;

	mdp4_overlay_dmap_xy(pipe);	/* dma_p */
	mdp4_overlay_dmap_cfg(mfd, 1);

	mdp4_overlay_rgb_setup(pipe);

	mdp4_mixer_stage_up(pipe);

	mdp4_overlayproc_cfg(pipe);

	/*
	 * DSI timing setting
	 */
	h_back_porch = var->left_margin;
	h_front_porch = var->right_margin;
	v_back_porch = var->upper_margin;
	v_front_porch = var->lower_margin;
	hsync_pulse_width = var->hsync_len;
	vsync_pulse_width = var->vsync_len;
	dsi_border_clr = mfd->panel_info.lcdc.border_clr;
	dsi_underflow_clr = mfd->panel_info.lcdc.underflow_clr;
	dsi_hsync_skew = mfd->panel_info.lcdc.hsync_skew;
	dsi_width = mfd->panel_info.xres +
		mfd->panel_info.mipi.xres_pad;
	dsi_height = mfd->panel_info.yres +
		mfd->panel_info.mipi.yres_pad;
	dsi_bpp = mfd->panel_info.bpp;

	hsync_period = hsync_pulse_width + h_back_porch + dsi_width
				+ h_front_porch;
	hsync_ctrl = (hsync_period << 16) | hsync_pulse_width;
	hsync_start_x = h_back_porch + hsync_pulse_width;
	hsync_end_x = hsync_period - h_front_porch - 1;
	display_hctl = (hsync_end_x << 16) | hsync_start_x;

	vsync_period =
	    (vsync_pulse_width + v_back_porch + dsi_height + v_front_porch);
	display_v_start = ((vsync_pulse_width + v_back_porch) * hsync_period)
				+ dsi_hsync_skew;
	display_v_end =
	  ((vsync_period - v_front_porch) * hsync_period) + dsi_hsync_skew - 1;

	if (dsi_width != var->xres) {
		active_h_start = hsync_start_x + first_pixel_start_x;
		active_h_end = active_h_start + var->xres - 1;
		active_hctl =
		    ACTIVE_START_X_EN | (active_h_end << 16) | active_h_start;
	} else {
		active_hctl = 0;
	}

	if (dsi_height != var->yres) {
		active_v_start =
		    display_v_start + first_pixel_start_y * hsync_period;
		active_v_end = active_v_start + (var->yres) * hsync_period - 1;
		active_v_start |= ACTIVE_START_Y_EN;
	} else {
		active_v_start = 0;
		active_v_end = 0;
	}

	dsi_underflow_clr |= 0x80000000;	/* enable recovery */
	hsync_polarity = 0;
	vsync_polarity = 0;
	data_en_polarity = 0;

	ctrl_polarity =
	    (data_en_polarity << 2) | (vsync_polarity << 1) | (hsync_polarity);

	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x4, hsync_ctrl);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x8, vsync_period * hsync_period);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0xc,
				vsync_pulse_width * hsync_period);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x10, display_hctl);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x14, display_v_start);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x18, display_v_end);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x1c, active_hctl);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x20, active_v_start);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x24, active_v_end);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x28, dsi_border_clr);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x2c, dsi_underflow_clr);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x30, dsi_hsync_skew);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x38, ctrl_polarity);
	/* LGE_CHANGE
	 * Add QCT patches for blue screen issue after 1041 patches
	 * 2012-03-15, [email protected]
	 */
#ifdef QCT_PATCH
	mdp4_overlay_reg_flush(pipe, 1);
#endif
	mdp_histogram_ctrl_all(TRUE);

	ret = panel_next_on(pdev);
	if (ret == 0) {
		if (display_on != NULL) {
			msleep(50);
			display_on(pdev);
		}
	}
	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	return ret;
}
コード例 #16
0
void mdp_config_vsync(struct msm_fb_data_type *mfd)
{
	/* vsync on primary lcd only for now */
	if ((mfd->dest != DISPLAY_LCD) || (mfd->panel_info.pdest != DISPLAY_1)
	    || (!vsync_mode)) {
		goto err_handle;
	}

	vsync_clk_status = 0;
	if (mfd->panel_info.lcd.vsync_enable) {
		mfd->total_porch_lines = mfd->panel_info.lcd.v_back_porch +
		    mfd->panel_info.lcd.v_front_porch +
		    mfd->panel_info.lcd.v_pulse_width;
		mfd->total_lcd_lines =
		    mfd->panel_info.yres + mfd->total_porch_lines;
		mfd->lcd_ref_usec_time =
		    100000000 / mfd->panel_info.lcd.refx100;
		mfd->vsync_handler_pending = FALSE;
		mfd->last_vsync_timetick.tv.sec = 0;
		mfd->last_vsync_timetick.tv.nsec = 0;

#ifdef MDP_HW_VSYNC
		if (mdp_vsync_clk == NULL)
			mdp_vsync_clk = clk_get(NULL, "mdp_vsync_clk");

		if (IS_ERR(mdp_vsync_clk)) {
			printk(KERN_ERR "error: can't get mdp_vsync_clk!\n");
			mfd->use_mdp_vsync = 0;
		} else
			mfd->use_mdp_vsync = 1;

		if (mfd->use_mdp_vsync) {
			uint32 vsync_cnt_cfg, vsync_cnt_cfg_dem;
			uint32 mdp_vsync_clk_speed_hz;

			mdp_vsync_clk_speed_hz = clk_get_rate(mdp_vsync_clk);

			if (mdp_vsync_clk_speed_hz == 0) {
				mfd->use_mdp_vsync = 0;
			} else {
				/*
				 * Do this calculation in 2 steps for
				 * rounding uint32 properly.
				 */
				vsync_cnt_cfg_dem =
				    (mfd->panel_info.lcd.refx100 *
				     mfd->total_lcd_lines) / 100;
				vsync_cnt_cfg =
				    (mdp_vsync_clk_speed_hz) /
				    vsync_cnt_cfg_dem;

				/* MDP cmd block enable */
				mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON,
					      FALSE);
				mdp_hw_vsync_clk_enable(mfd);

				mdp_set_sync_cfg_0(mfd, vsync_cnt_cfg);


#ifdef CONFIG_FB_MSM_MDP40
				if (mdp_hw_revision < MDP4_REVISION_V2_1)
					mdp_set_sync_cfg_1(mfd, vsync_cnt_cfg);
#endif

				/*
				 * load the last line + 1 to be in the
				 * safety zone
				 */
				vsync_load_cnt = mfd->panel_info.yres;

				/* line counter init value at the next pulse */
				MDP_OUTP(MDP_BASE + MDP_PRIM_VSYNC_INIT_VAL,
							vsync_load_cnt);
#ifdef CONFIG_FB_MSM_MDP40
				if (mdp_hw_revision < MDP4_REVISION_V2_1) {
					MDP_OUTP(MDP_BASE +
					MDP_SEC_VSYNC_INIT_VAL, vsync_load_cnt);
				}
#endif

				/*
				 * external vsync source pulse width and
				 * polarity flip
				 */
				MDP_OUTP(MDP_BASE + MDP_PRIM_VSYNC_OUT_CTRL,
							BIT(0));
#ifdef CONFIG_FB_MSM_MDP40
				if (mdp_hw_revision < MDP4_REVISION_V2_1) {
					MDP_OUTP(MDP_BASE +
					MDP_SEC_VSYNC_OUT_CTRL, BIT(0));
					MDP_OUTP(MDP_BASE +
						MDP_VSYNC_SEL, 0x20);
				}
#endif

				/* threshold */
				MDP_OUTP(MDP_BASE + 0x200,
					 (vsync_above_th << 16) |
					 (vsync_start_th));

				mdp_hw_vsync_clk_disable(mfd);
				/* MDP cmd block disable */
				mdp_pipe_ctrl(MDP_CMD_BLOCK,
					      MDP_BLOCK_POWER_OFF, FALSE);
			}
		}
#else
		mfd->use_mdp_vsync = 0;
		hrtimer_init(&mfd->dma_hrtimer, CLOCK_MONOTONIC,
			     HRTIMER_MODE_REL);
		mfd->dma_hrtimer.function = mdp_dma2_vsync_hrtimer_handler;
		mfd->vsync_width_boundary = vmalloc(mfd->panel_info.xres * 4);
#endif

#ifdef CONFIG_FB_MSM_MDDI
		mfd->channel_irq = 0;
		if (mfd->panel_info.lcd.hw_vsync_mode) {
			u32 vsync_gpio = mfd->vsync_gpio;
			u32 ret;

			if (vsync_gpio == -1) {
				MSM_FB_INFO("vsync_gpio not defined!\n");
				goto err_handle;
			}

			ret = gpio_tlmm_config(GPIO_CFG
					(vsync_gpio,
					(mfd->use_mdp_vsync) ? 1 : 0,
					GPIO_CFG_INPUT,
					GPIO_CFG_PULL_DOWN,
					GPIO_CFG_2MA),
					GPIO_CFG_ENABLE);
			if (ret)
				goto err_handle;

			/*
			 * if use_mdp_vsync, then no interrupt need since
			 * mdp_vsync is feed directly to mdp to reset the
			 * write pointer counter. therefore no irq_handler
			 * need to reset write pointer counter.
			 */
			if (!mfd->use_mdp_vsync) {
				mfd->channel_irq = MSM_GPIO_TO_INT(vsync_gpio);
				if (request_irq
				    (mfd->channel_irq,
				     &mdp_hw_vsync_handler_proxy,
				     IRQF_TRIGGER_FALLING, "VSYNC_GPIO",
				     (void *)mfd)) {
					MSM_FB_INFO
					("irq=%d failed! vsync_gpio=%d\n",
						mfd->channel_irq,
						vsync_gpio);
					goto err_handle;
				}
			}
		}
#endif
		mdp_hw_vsync_clk_enable(mfd);
		mdp_set_vsync((unsigned long)mfd);
	}

	return;

err_handle:
	if (mfd->vsync_width_boundary)
		vfree(mfd->vsync_width_boundary);
	mfd->panel_info.lcd.vsync_enable = FALSE;
	printk(KERN_ERR "%s: failed!\n", __func__);
}
コード例 #17
0
static void mdp_dma_schedule(struct msm_fb_data_type *mfd, uint32 term)
{
	/*
	 * dma2 configure VSYNC block
	 * vsync supported on Primary LCD only for now
	 */
	int32 mdp_lcd_rd_cnt;
	uint32 usec_wait_time;
	uint32 start_y;

	/*
	 * ToDo: if we can move HRT timer callback to workqueue, we can
	 * move DMA2 power on under mdp_pipe_kickoff().
	 * This will save a power for hrt time wait.
	 * However if the latency for context switch (hrt irq -> workqueue)
	 * is too big, we will miss the vsync timing.
	 */
	if (term == MDP_DMA2_TERM)
		mdp_pipe_ctrl(MDP_DMA2_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	mdp_dma2_update_time_in_usec =
	    MDP_KTIME2USEC(mdp_dma2_last_update_time);

	if ((!mfd->ibuf.vsync_enable) || (!mfd->panel_info.lcd.vsync_enable)
	    || (mfd->use_mdp_vsync)) {
		mdp_pipe_kickoff(term, mfd);
		return;
	}
	/* SW vsync logic starts here */

	/* get current rd counter */
	mdp_lcd_rd_cnt = mdp_get_lcd_line_counter(mfd);
	if (mdp_dma2_update_time_in_usec != 0) {
		uint32 num, den;

		/*
		 * roi width boundary calculation to know the size of pixel
		 * width that MDP can send faster or slower than LCD read
		 * pointer
		 */

		num = mdp_last_dma2_update_width * mdp_last_dma2_update_height;
		den =
		    (((mfd->panel_info.lcd.refx100 * mfd->total_lcd_lines) /
		      1000) * (mdp_dma2_update_time_in_usec / 100)) / 1000;

		if (den == 0)
			mfd->vsync_width_boundary[mdp_last_dma2_update_width] =
			    mfd->panel_info.xres + 1;
		else
			mfd->vsync_width_boundary[mdp_last_dma2_update_width] =
			    (int)(num / den);
	}

	if (mfd->vsync_width_boundary[mdp_last_dma2_update_width] >
	    mdp_curr_dma2_update_width) {
		/* MDP wrp is faster than LCD rdp */
		mdp_lcd_rd_cnt += mdp_lcd_rd_cnt_offset_fast;
	} else {
		/* MDP wrp is slower than LCD rdp */
		mdp_lcd_rd_cnt -= mdp_lcd_rd_cnt_offset_slow;
	}

	if (mdp_lcd_rd_cnt < 0)
		mdp_lcd_rd_cnt = mfd->total_lcd_lines + mdp_lcd_rd_cnt;
	else if (mdp_lcd_rd_cnt > mfd->total_lcd_lines)
		mdp_lcd_rd_cnt = mdp_lcd_rd_cnt - mfd->total_lcd_lines - 1;

	/* get wrt pointer position */
	start_y = mfd->ibuf.dma_y;

	/* measure line difference between start_y and rd counter */
	if (start_y > mdp_lcd_rd_cnt) {
		/*
		 * *100 for lcd_ref_hzx100 was already multiplied by 100
		 * *1000000 is for usec conversion
		 */

		if ((start_y - mdp_lcd_rd_cnt) <=
		    mdp_vsync_usec_wait_line_too_short)
			usec_wait_time = 0;
		else
			usec_wait_time =
			    ((start_y -
			      mdp_lcd_rd_cnt) * 1000000) /
			    ((mfd->total_lcd_lines *
			      mfd->panel_info.lcd.refx100) / 100);
	} else {
		if ((start_y + (mfd->total_lcd_lines - mdp_lcd_rd_cnt)) <=
		    mdp_vsync_usec_wait_line_too_short)
			usec_wait_time = 0;
		else
			usec_wait_time =
			    ((start_y +
			      (mfd->total_lcd_lines -
			       mdp_lcd_rd_cnt)) * 1000000) /
			    ((mfd->total_lcd_lines *
			      mfd->panel_info.lcd.refx100) / 100);
	}

	mdp_last_dma2_update_width = mdp_curr_dma2_update_width;
	mdp_last_dma2_update_height = mdp_curr_dma2_update_height;

	if (usec_wait_time == 0) {
		mdp_pipe_kickoff(term, mfd);
	} else {
		ktime_t wait_time;

		wait_time.tv.sec = 0;
		wait_time.tv.nsec = usec_wait_time * 1000;

		if (msm_fb_debug_enabled) {
			vt = ktime_get_real();
			mdp_expected_usec_wait = usec_wait_time;
		}
		hrtimer_start(&mfd->dma_hrtimer, wait_time, HRTIMER_MODE_REL);
	}
}
コード例 #18
0
void mdp_pipe_kickoff(uint32 term, struct msm_fb_data_type *mfd)
{
	/* complete all the writes before starting */
	wmb();

	/* kick off PPP engine */
	if (term == MDP_PPP_TERM) {
		if (mdp_debug[MDP_PPP_BLOCK])
			jiffies_to_timeval(jiffies, &mdp_ppp_timeval);

		/* let's turn on PPP block */
		mdp_pipe_ctrl(MDP_PPP_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

		mdp_enable_irq(term);
		INIT_COMPLETION(mdp_ppp_comp);
		mdp_ppp_waiting = TRUE;
		outpdw(MDP_BASE + 0x30, 0x1000);
		wait_for_completion_killable(&mdp_ppp_comp);
		mdp_disable_irq(term);

		if (mdp_debug[MDP_PPP_BLOCK]) {
			struct timeval now;

			jiffies_to_timeval(jiffies, &now);
			mdp_ppp_timeval.tv_usec =
			    now.tv_usec - mdp_ppp_timeval.tv_usec;
			MSM_FB_INFO("MDP-PPP: %d\n",
				    (int)mdp_ppp_timeval.tv_usec);
		}
	} else if (term == MDP_DMA2_TERM) {
		if (mdp_debug[MDP_DMA2_BLOCK]) {
			MSM_FB_INFO("MDP-DMA2: %d\n",
				    (int)mdp_dma2_timeval.tv_usec);
			jiffies_to_timeval(jiffies, &mdp_dma2_timeval);
		}
		/* DMA update timestamp */
		mdp_dma2_last_update_time = ktime_get_real();
		/* let's turn on DMA2 block */
#if 0
		mdp_pipe_ctrl(MDP_DMA2_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
#endif
#ifdef CONFIG_MSM_MDP22
		outpdw(MDP_CMD_DEBUG_ACCESS_BASE + 0x0044, 0x0);/* start DMA */
#else
		mdp_lut_enable();

#ifdef CONFIG_MSM_MDP40
		outpdw(MDP_BASE + 0x000c, 0x0);	/* start DMA */
#else
		outpdw(MDP_BASE + 0x0044, 0x0);	/* start DMA */
#endif
#endif
#ifdef CONFIG_MSM_MDP40
	} else if (term == MDP_DMA_S_TERM) {
		mdp_pipe_ctrl(MDP_DMA_S_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
		outpdw(MDP_BASE + 0x0010, 0x0);	/* start DMA */
	} else if (term == MDP_DMA_E_TERM) {
		mdp_pipe_ctrl(MDP_DMA_E_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
		outpdw(MDP_BASE + 0x0014, 0x0);	/* start DMA */
	} else if (term == MDP_OVERLAY0_TERM) {
		mdp_pipe_ctrl(MDP_OVERLAY0_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
		mdp_lut_enable();
		outpdw(MDP_BASE + 0x0004, 0);
	} else if (term == MDP_OVERLAY1_TERM) {
		mdp_pipe_ctrl(MDP_OVERLAY1_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
		mdp_lut_enable();
		outpdw(MDP_BASE + 0x0008, 0);
	}
#else
	} else if (term == MDP_DMA_S_TERM) {
コード例 #19
0
/*LGE_CHANGE_E LCD Reset After Data Pulled Down*/
static int mipi_dsi_off(struct platform_device *pdev)
{
	int ret = 0;
	struct msm_fb_data_type *mfd;
	struct msm_panel_info *pinfo;

	mfd = platform_get_drvdata(pdev);
	pinfo = &mfd->panel_info;

	if (mdp_rev >= MDP_REV_41)
		mutex_lock(&mfd->dma->ov_mutex);
	else
		down(&mfd->dma->mutex);

	mdp4_overlay_dsi_state_set(ST_DSI_SUSPEND);

	/*
	 * Description: dsi clock is need to perform shutdown.
	 * mdp4_dsi_cmd_dma_busy_wait() will enable dsi clock if disabled.
	 * also, wait until dma (overlay and dmap) finish.
	 */
	if (mfd->panel_info.type == MIPI_CMD_PANEL) {
		if (mdp_rev >= MDP_REV_41) {
			mdp4_dsi_cmd_dma_busy_wait(mfd);
			mdp4_dsi_blt_dmap_busy_wait(mfd);
			mipi_dsi_mdp_busy_wait(mfd);
		} else {
			mdp3_dsi_cmd_dma_busy_wait(mfd);
		}
	}

	/*
	 * Desctiption: change to DSI_CMD_MODE since it needed to
	 * tx DCS dsiplay off comamnd to panel
	 */
//LGE_CHANGE_S [Kiran] Change LCD sleep sequence
/*LGE_CHANGE_S: [email protected] 05-03-2012*/
/*LCD Reset After data pulled Down*/
#if 0
	if(lglogo_firstboot)
	{
		mipi_dsi_op_mode_config(DSI_CMD_MODE);
	}
#endif
/*LGE_CHANGE_E LCD Reset After Data Pulled Down*/
//LGE_CHANGE_E [Kiran] Change LCD sleep sequence

	if (mfd->panel_info.type == MIPI_CMD_PANEL) {
		if (pinfo->lcd.vsync_enable) {
			if (pinfo->lcd.hw_vsync_mode && vsync_gpio >= 0) {
				if (MDP_REV_303 != mdp_rev)
					gpio_free(vsync_gpio);
			}
			mipi_dsi_set_tear_off(mfd);
		}
	}

	ret = panel_next_off(pdev);

#ifdef CONFIG_MSM_BUS_SCALING
	mdp_bus_scale_update_request(0);
#endif
/*LGE_START: [email protected] 25-2-2012*/
/*In case of ESD no delays required in power off*/
//LGE_CHANGE_S [Kiran] Change LCD sleep sequence
#ifdef CONFIG_LGE_LCD_ESD_DETECTION
	if (true == is_esd_occured)
	{
		printk("ESD.Paneloff ASAP\n");
	}
	else
#endif
		msleep(300);
//LGE_CHANGE_E [Kiran] Change LCD sleep sequence
/*LGE_END: [email protected]*/

#ifdef CONFIG_FB_MSM_MIPI_DSI_LG4573B_BOOT_LOGO
	if(lglogo_firstboot)
	{
		printk(KERN_INFO "[DISPLAY]::%s\n",__func__);
		local_bh_disable();
		lglogo_mipi_dsi_clk_disable();
		local_bh_enable();
	}
	else
#endif
	{
		local_bh_disable();
		mipi_dsi_clk_disable();
		local_bh_enable();
	}

	/* disbale dsi engine */
	MIPI_OUTP(MIPI_DSI_BASE + 0x0000, 0);

	mipi_dsi_phy_ctrl(0);

#ifdef CONFIG_FB_MSM_MIPI_DSI_LG4573B_BOOT_LOGO       
	if(!lglogo_firstboot)
#endif
    {
		local_bh_disable();
		mipi_dsi_ahb_ctrl(0);
		local_bh_enable();
    }
//LGE_CHANGE_S [Kiran] Change LCD sleep sequence
#if 1
		/* MDP cmd block enable */
		mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 0);
		/* MDP cmd block disable */
		mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
		/*Turning off DMA_P block*/
		mdp_pipe_ctrl(MDP_DMA2_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
#endif
//LGE_CHANGE_E [Kiran] Change LCD sleep sequence
/*LGE_CHANGE_S: [email protected] 05-03-2012*/
/*LCD Reset After data pulled Down*/
	mipi_ldp_lcd_panel_poweroff();
/*LGE_CHANGE_E LCD Reset After Data Pulled Down*/

	if (mipi_dsi_pdata && mipi_dsi_pdata->dsi_power_save)
		mipi_dsi_pdata->dsi_power_save(0);

	if (mdp_rev >= MDP_REV_41)
		mutex_unlock(&mfd->dma->ov_mutex);
	else
		up(&mfd->dma->mutex);

	pr_debug("%s-:\n", __func__);

#ifdef CONFIG_FB_MSM_MIPI_DSI_LG4573B_BOOT_LOGO
	lglogo_firstboot = FALSE;
#endif
	return ret;
}
コード例 #20
0
int mdp_lcdc_on(struct platform_device *pdev)
{
	int lcdc_width;
	int lcdc_height;
	int lcdc_bpp;
	int lcdc_border_clr;
	int lcdc_underflow_clr;
	int lcdc_hsync_skew;

	int hsync_period;
	int hsync_ctrl;
	int vsync_period;
	int display_hctl;
	int display_v_start;
	int display_v_end;
	int active_hctl;
	int active_h_start;
	int active_h_end;
	int active_v_start;
	int active_v_end;
	int ctrl_polarity;
	int h_back_porch;
	int h_front_porch;
	int v_back_porch;
	int v_front_porch;
	int hsync_pulse_width;
	int vsync_pulse_width;
	int hsync_polarity;
	int vsync_polarity;
	int data_en_polarity;
	int hsync_start_x;
	int hsync_end_x;
	uint8 *buf;
	int bpp, ptype;
	struct fb_info *fbi;
	struct fb_var_screeninfo *var;
	struct msm_fb_data_type *mfd;
	struct mdp4_overlay_pipe *pipe;
	int ret;

	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	fbi = mfd->fbi;
	var = &fbi->var;

	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	bpp = fbi->var.bits_per_pixel / 8;
	buf = (uint8 *) fbi->fix.smem_start;
	buf += fbi->var.xoffset * bpp +
		fbi->var.yoffset * fbi->fix.line_length;

	if (lcdc_pipe == NULL) {
		ptype = mdp4_overlay_format2type(mfd->fb_imgType);
		if (ptype < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);
		pipe = mdp4_overlay_pipe_alloc(ptype);
		if (pipe == NULL)
			printk(KERN_INFO "%s: pipe_alloc failed\n", __func__);
		pipe->pipe_used++;
		pipe->mixer_stage  = MDP4_MIXER_STAGE_BASE;
		pipe->mixer_num  = MDP4_MIXER0;
		pipe->src_format = mfd->fb_imgType;
		ret = mdp4_overlay_format2pipe(pipe);
		if (ret < 0)
			printk(KERN_INFO "%s: format2pipe failed\n", __func__);
		lcdc_pipe = pipe; /* keep it */
	} else {
		pipe = lcdc_pipe;
	}

	pipe->src_height = fbi->var.yres;
	pipe->src_width = fbi->var.xres;
	pipe->src_h = fbi->var.yres;
	pipe->src_w = fbi->var.xres;
	pipe->src_y = 0;
	pipe->src_x = 0;
	pipe->srcp0_addr = (uint32) buf;
	pipe->srcp0_ystride = fbi->fix.line_length;

	mdp4_overlay_dmap_xy(pipe);
	mdp4_overlay_dmap_cfg(mfd, 1);

	mdp4_overlay_rgb_setup(pipe);

	mdp4_mixer_stage_up(pipe);

	mdp4_overlayproc_cfg(pipe);

	/*
	 * LCDC timing setting
	 */
	h_back_porch = var->left_margin;
	h_front_porch = var->right_margin;
	v_back_porch = var->upper_margin;
	v_front_porch = var->lower_margin;
	hsync_pulse_width = var->hsync_len;
	vsync_pulse_width = var->vsync_len;
	lcdc_border_clr = mfd->panel_info.lcdc.border_clr;
	lcdc_underflow_clr = mfd->panel_info.lcdc.underflow_clr;
	lcdc_hsync_skew = mfd->panel_info.lcdc.hsync_skew;

	lcdc_width = mfd->panel_info.xres;
	lcdc_height = mfd->panel_info.yres;
	lcdc_bpp = mfd->panel_info.bpp;

	hsync_period =
	    hsync_pulse_width + h_back_porch + lcdc_width + h_front_porch;
	hsync_ctrl = (hsync_period << 16) | hsync_pulse_width;
	hsync_start_x = hsync_pulse_width + h_back_porch;
	hsync_end_x = hsync_period - h_front_porch - 1;
	display_hctl = (hsync_end_x << 16) | hsync_start_x;

	vsync_period =
	    (vsync_pulse_width + v_back_porch + lcdc_height +
	     v_front_porch) * hsync_period;
	display_v_start =
	    (vsync_pulse_width + v_back_porch) * hsync_period + lcdc_hsync_skew;
	display_v_end =
	    vsync_period - (v_front_porch * hsync_period) + lcdc_hsync_skew - 1;

	if (lcdc_width != var->xres) {
		active_h_start = hsync_start_x + first_pixel_start_x;
		active_h_end = active_h_start + var->xres - 1;
		active_hctl =
		    ACTIVE_START_X_EN | (active_h_end << 16) | active_h_start;
	} else {
		active_hctl = 0;
	}

	if (lcdc_height != var->yres) {
		active_v_start =
		    display_v_start + first_pixel_start_y * hsync_period;
		active_v_end = active_v_start + (var->yres) * hsync_period - 1;
		active_v_start |= ACTIVE_START_Y_EN;
	} else {
		active_v_start = 0;
		active_v_end = 0;
	}


#ifdef CONFIG_FB_MSM_MDP40
	hsync_polarity = 1;
	vsync_polarity = 1;
	lcdc_underflow_clr |= 0x80000000;	/* enable recovery */
#else
	hsync_polarity = 0;
	vsync_polarity = 0;
#endif
	data_en_polarity = 0;

	ctrl_polarity =
	    (data_en_polarity << 2) | (vsync_polarity << 1) | (hsync_polarity);

	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x4, hsync_ctrl);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x8, vsync_period);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0xc, vsync_pulse_width * hsync_period);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x10, display_hctl);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x14, display_v_start);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x18, display_v_end);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x28, lcdc_border_clr);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x2c, lcdc_underflow_clr);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x30, lcdc_hsync_skew);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x38, ctrl_polarity);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x1c, active_hctl);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x20, active_v_start);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x24, active_v_end);

	ret = panel_next_on(pdev);
	if (ret == 0) {
		/* enable LCDC block */
		MDP_OUTP(MDP_BASE + LCDC_BASE, 1);
		mdp_pipe_ctrl(MDP_OVERLAY0_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
	}
	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	return ret;
}
コード例 #21
0
int mdp4_lcdc_off(struct platform_device *pdev)
{
	int ret = 0;
	int cndx = 0;
	struct msm_fb_data_type *mfd;
	struct vsycn_ctrl *vctrl;
	struct mdp4_overlay_pipe *pipe;
	struct vsync_update *vp;
	unsigned long flags;
	int undx, need_wait = 0;

	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);

	mutex_lock(&mfd->dma->ov_mutex);
	vctrl = &vsync_ctrl_db[cndx];
	pipe = vctrl->base_pipe;

	mdp4_lcdc_wait4vsync(cndx);

	atomic_set(&vctrl->vsync_resume, 0);

	complete_all(&vctrl->vsync_comp);
//yanghai add the iommu patch 2013.5.25	
#ifdef CONFIG_VENDOR_EDIT	
	vctrl->wait_vsync_cnt = 0;
#endif 
//yanghai add end
	if (pipe->ov_blt_addr) {
		spin_lock_irqsave(&vctrl->spin_lock, flags);
		if (vctrl->ov_koff != vctrl->ov_done)
			need_wait = 1;
		spin_unlock_irqrestore(&vctrl->spin_lock, flags);
		if (need_wait)
			mdp4_lcdc_wait4ov(0);
	}

	mdp_histogram_ctrl_all(FALSE);

	lcdc_enabled = 0;

	undx =  vctrl->update_ndx;
	vp = &vctrl->vlist[undx];
	if (vp->update_cnt) {
		/*
		 * pipe's iommu will be freed at next overlay play
		 * and iommu_drop statistic will be increased by one
		 */
		pr_warn("%s: update_cnt=%d\n", __func__, vp->update_cnt);
		mdp4_lcdc_pipe_clean(vp);
	}

	if (pipe) {
		/* sanity check, free pipes besides base layer */
		mdp4_overlay_unset_mixer(pipe->mixer_num);
		if (mfd->ref_cnt == 0) {
			/* adb stop */
			if (pipe->pipe_type == OVERLAY_TYPE_BF)
				mdp4_overlay_borderfill_stage_down(pipe);

			/* base pipe may change after borderfill_stage_down */
			pipe = vctrl->base_pipe;
			mdp4_mixer_stage_down(pipe, 1);
			mdp4_overlay_pipe_free(pipe);
			vctrl->base_pipe = NULL;
		} else {
			/* system suspending */
			mdp4_mixer_stage_down(vctrl->base_pipe, 1);
			mdp4_overlay_iommu_pipe_free(
				vctrl->base_pipe->pipe_ndx, 1);
		}
	}

	mdp4_lcdc_tg_off(vctrl);

	atomic_set(&vctrl->suspend, 1);

	/* MDP clock disable */
	mdp_clk_ctrl(0);
	mdp_pipe_ctrl(MDP_OVERLAY0_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	mutex_unlock(&mfd->dma->ov_mutex);

	return ret;
}
コード例 #22
0
ファイル: mdp4_overlay_dsi_cmd.c プロジェクト: Axelfox/2.6.35
void mdp4_overlay_update_dsi_cmd(struct msm_fb_data_type *mfd)
{
	MDPIBUF *iBuf = &mfd->ibuf;
	uint8 *src;
	int ptype;
	struct mdp4_overlay_pipe *pipe;
	int bpp;
	int ret;

	if (mfd->key != MFD_KEY)
		return;

	dsi_mfd = mfd;		/* keep it */

	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	if (dsi_pipe == NULL) {
		ptype = mdp4_overlay_format2type(mfd->fb_imgType);
		if (ptype < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);
		pipe = mdp4_overlay_pipe_alloc(ptype, MDP4_MIXER0, 0);
		if (pipe == NULL)
			printk(KERN_INFO "%s: pipe_alloc failed\n", __func__);
		pipe->pipe_used++;
		pipe->mixer_stage  = MDP4_MIXER_STAGE_BASE;
		pipe->mixer_num  = MDP4_MIXER0;
		pipe->src_format = mfd->fb_imgType;
		mdp4_overlay_panel_mode(pipe->mixer_num, MDP4_PANEL_DSI_CMD);
		ret = mdp4_overlay_format2pipe(pipe);
		if (ret < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);
#ifdef DSI_CLK_CTRL
		init_timer(&dsi_clock_timer);
		dsi_clock_timer.function = dsi_clock_tout;
		dsi_clock_timer.data = (unsigned long) mfd;;
#endif

		dsi_pipe = pipe; /* keep it */
		/*
		 * configure dsi stream id
		 * dma_p = 0, dma_s = 1
		 */
		MDP_OUTP(MDP_BASE + 0x000a0, 0x10);
		/* enable dsi trigger on dma_p */
		MDP_OUTP(MDP_BASE + 0x000a4, 0x01);
	} else {
		pipe = dsi_pipe;
	}

	/* whole screen for base layer */
	src = (uint8 *) iBuf->buf;

	{
		struct fb_info *fbi;

		fbi = mfd->fbi;
		if (pipe->is_3d) {
			bpp = fbi->var.bits_per_pixel / 8;
			pipe->src_height = pipe->src_height_3d;
			pipe->src_width = pipe->src_width_3d;
			pipe->src_h = pipe->src_height_3d;
			pipe->src_w = pipe->src_width_3d;
			pipe->dst_h = pipe->src_height_3d;
			pipe->dst_w = pipe->src_width_3d;
			pipe->srcp0_ystride = msm_fb_line_length(0,
						pipe->src_width, bpp);
		} else {
			 /* 2D */
			pipe->src_height = fbi->var.yres;
			pipe->src_width = fbi->var.xres;
			pipe->src_h = fbi->var.yres;
			pipe->src_w = fbi->var.xres;
			pipe->dst_h = fbi->var.yres;
			pipe->dst_w = fbi->var.xres;
			pipe->srcp0_ystride = fbi->fix.line_length;
		}
		pipe->src_y = 0;
		pipe->src_x = 0;
		pipe->dst_y = 0;
		pipe->dst_x = 0;
		pipe->srcp0_addr = (uint32)src;
	}


	mdp4_overlay_rgb_setup(pipe);

	mdp4_mixer_stage_up(pipe);

	mdp4_overlayproc_cfg(pipe);

	mdp4_overlay_dmap_xy(pipe);

	mdp4_overlay_dmap_cfg(mfd, 0);

	mdp4_mipi_vsync_enable(mfd, pipe, 0);

	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	wmb();
}
コード例 #23
0
int mdp_lcdc_on(struct platform_device *pdev)
{
	int lcdc_width;
	int lcdc_height;
	int lcdc_bpp;
	int lcdc_border_clr;
	int lcdc_underflow_clr;
	int lcdc_hsync_skew;

	int hsync_period;
	int hsync_ctrl;
	int vsync_period;
	int display_hctl;
	int display_v_start;
	int display_v_end;
	int active_hctl;
	int active_h_start;
	int active_h_end;
	int active_v_start;
	int active_v_end;
	int ctrl_polarity;
	int h_back_porch;
	int h_front_porch;
	int v_back_porch;
	int v_front_porch;
	int hsync_pulse_width;
	int vsync_pulse_width;
	int hsync_polarity;
	int vsync_polarity;
	int data_en_polarity;
	int hsync_start_x;
	int hsync_end_x;
	uint8 *buf;
	int bpp, ptype;
	struct fb_info *fbi;
	struct fb_var_screeninfo *var;
	struct msm_fb_data_type *mfd;
	struct mdp4_overlay_pipe *pipe;
	int ret;

	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	fbi = mfd->fbi;
	var = &fbi->var;

	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
	if (is_mdp4_hw_reset()) {
		mdp4_hw_init();
		outpdw(MDP_BASE + 0x0038, mdp4_display_intf);
	}

	bpp = fbi->var.bits_per_pixel / 8;
	buf = (uint8 *) fbi->fix.smem_start;
	buf += fbi->var.xoffset * bpp +
		fbi->var.yoffset * fbi->fix.line_length;

	if (lcdc_pipe == NULL) {
		ptype = mdp4_overlay_format2type(mfd->fb_imgType);
		if (ptype < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);
		pipe = mdp4_overlay_pipe_alloc(ptype, MDP4_MIXER0, 0);
		if (pipe == NULL)
			printk(KERN_INFO "%s: pipe_alloc failed\n", __func__);
		pipe->pipe_used++;
		pipe->mixer_stage  = MDP4_MIXER_STAGE_BASE;
		pipe->mixer_num  = MDP4_MIXER0;
		pipe->src_format = mfd->fb_imgType;
		mdp4_overlay_panel_mode(pipe->mixer_num, MDP4_PANEL_LCDC);
		ret = mdp4_overlay_format2pipe(pipe);
		if (ret < 0)
			printk(KERN_INFO "%s: format2pipe failed\n", __func__);
		lcdc_pipe = pipe; /* keep it */
		init_completion(&lcdc_comp);
	} else {
		pipe = lcdc_pipe;
	}

	pipe->src_height = fbi->var.yres;
	pipe->src_width = fbi->var.xres;
	pipe->src_h = fbi->var.yres;
	pipe->src_w = fbi->var.xres;
	pipe->src_y = 0;
	pipe->src_x = 0;
	pipe->srcp0_addr = (uint32) buf;
	pipe->srcp0_ystride = fbi->fix.line_length;

	mdp4_overlay_dmap_xy(pipe);
	mdp4_overlay_dmap_cfg(mfd, 1);

	mdp4_overlay_rgb_setup(pipe);

	mdp4_mixer_stage_up(pipe);

	mdp4_overlayproc_cfg(pipe);

	/*
	 * LCDC timing setting
	 */
	h_back_porch = var->left_margin;
	h_front_porch = var->right_margin;
	v_back_porch = var->upper_margin;
	v_front_porch = var->lower_margin;
	hsync_pulse_width = var->hsync_len;
	vsync_pulse_width = var->vsync_len;
	lcdc_border_clr = mfd->panel_info.lcdc.border_clr;
	lcdc_underflow_clr = mfd->panel_info.lcdc.underflow_clr;
	lcdc_hsync_skew = mfd->panel_info.lcdc.hsync_skew;

	lcdc_width = var->xres;
	lcdc_height = var->yres;
	lcdc_bpp = mfd->panel_info.bpp;

	hsync_period =
	    hsync_pulse_width + h_back_porch + lcdc_width + h_front_porch;
	hsync_ctrl = (hsync_period << 16) | hsync_pulse_width;
	hsync_start_x = hsync_pulse_width + h_back_porch;
	hsync_end_x = hsync_period - h_front_porch - 1;
	display_hctl = (hsync_end_x << 16) | hsync_start_x;

	vsync_period =
	    (vsync_pulse_width + v_back_porch + lcdc_height +
	     v_front_porch) * hsync_period;
	display_v_start =
	    (vsync_pulse_width + v_back_porch) * hsync_period + lcdc_hsync_skew;
	display_v_end =
	    vsync_period - (v_front_porch * hsync_period) + lcdc_hsync_skew - 1;

	if (lcdc_width != var->xres) {
		active_h_start = hsync_start_x + first_pixel_start_x;
		active_h_end = active_h_start + var->xres - 1;
		active_hctl =
		    ACTIVE_START_X_EN | (active_h_end << 16) | active_h_start;
	} else {
		active_hctl = 0;
	}

	if (lcdc_height != var->yres) {
		active_v_start =
		    display_v_start + first_pixel_start_y * hsync_period;
		active_v_end = active_v_start + (var->yres) * hsync_period - 1;
		active_v_start |= ACTIVE_START_Y_EN;
	} else {
		active_v_start = 0;
		active_v_end = 0;
	}


#ifdef CONFIG_FB_MSM_MDP40
	hsync_polarity = 1;
	vsync_polarity = 1;
	lcdc_underflow_clr |= 0x80000000;	/* enable recovery */
#else
	hsync_polarity = 0;
	vsync_polarity = 0;
#endif

#if defined(CONFIG_MACH_ARIESVE) || defined(CONFIG_MACH_APACHE)
	data_en_polarity =1;
#elif defined(CONFIG_MACH_ANCORA) || defined(CONFIG_MACH_ANCORA_TMO)
	data_en_polarity =0;
#elif defined(CONFIG_MACH_GODART)
	data_en_polarity =0;
#else
	data_en_polarity =0;
#endif

	printk(KERN_CRIT " LCDC polarity :%d  \n", (data_en_polarity << 2) | (vsync_polarity << 1) | (hsync_polarity));

	ctrl_polarity =
	    (data_en_polarity << 2) | (vsync_polarity << 1) | (hsync_polarity);

	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x4, hsync_ctrl);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x8, vsync_period);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0xc, vsync_pulse_width * hsync_period);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x10, display_hctl);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x14, display_v_start);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x18, display_v_end);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x28, lcdc_border_clr);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x2c, lcdc_underflow_clr);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x30, lcdc_hsync_skew);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x38, ctrl_polarity);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x1c, active_hctl);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x20, active_v_start);
	MDP_OUTP(MDP_BASE + LCDC_BASE + 0x24, active_v_end);

	mdp4_overlay_reg_flush(pipe, 1);
#ifdef CONFIG_MSM_BUS_SCALING
	mdp_bus_scale_update_request(2);
#endif
	mdp_histogram_ctrl(TRUE);

#if defined (CONFIG_MACH_ANCORA) //  1) vsync 2) panel on and : LSI LDI Requirement
	if(board_lcd_hw_revision==3) //for HYDIS
	{
		ret = panel_next_on(pdev);
		if (ret == 0) {
			/* enable LCDC block */
			MDP_OUTP(MDP_BASE + LCDC_BASE, 1);
			mdp_pipe_ctrl(MDP_OVERLAY0_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
		}
		/* MDP cmd block disable */
		mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
	}
	else
	{
	/* enable LCDC block */
	MDP_OUTP(MDP_BASE + LCDC_BASE, 1);
	mdp_pipe_ctrl(MDP_OVERLAY0_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

		ret = panel_next_on(pdev);
		
		if (ret != 0) {
			  MDP_OUTP(MDP_BASE + LCDC_BASE, 0);
		}
	
	}
#elif defined(CONFIG_MACH_APACHE)
	/* enable LCDC block */
	MDP_OUTP(MDP_BASE + LCDC_BASE, 1);
	mdp_pipe_ctrl(MDP_OVERLAY0_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	ret = panel_next_on(pdev);

	if (ret != 0) {
		MDP_OUTP(MDP_BASE + LCDC_BASE, 0);
	}
#else //  1) panel on and 2) vsync
	ret = panel_next_on(pdev);
	if (ret == 0) {
		/* enable LCDC block */
		MDP_OUTP(MDP_BASE + LCDC_BASE, 1);
		mdp_pipe_ctrl(MDP_OVERLAY0_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
	}
	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
#endif


	return ret;
}
コード例 #24
0
ファイル: mdp4_overlay_dsi_cmd.c プロジェクト: Axelfox/2.6.35
void mdp4_dsi_cmd_3d(struct msm_fb_data_type *mfd, struct msmfb_overlay_3d *r3d)
{
	struct fb_info *fbi;
	struct mdp4_overlay_pipe *pipe;
	int bpp;
	uint8 *src = NULL;

	if (dsi_pipe == NULL)
		return;

	dsi_pipe->is_3d = r3d->is_3d;
	dsi_pipe->src_height_3d = r3d->height;
	dsi_pipe->src_width_3d = r3d->width;

	pipe = dsi_pipe;

	if (pipe->is_3d)
		mdp4_overlay_panel_3d(pipe->mixer_num, MDP4_3D_SIDE_BY_SIDE);
	else
		mdp4_overlay_panel_3d(pipe->mixer_num, MDP4_3D_NONE);

	if (mfd->panel_power_on)
		mdp4_dsi_cmd_dma_busy_wait(mfd);

	fbi = mfd->fbi;
	if (pipe->is_3d) {
		bpp = fbi->var.bits_per_pixel / 8;
		pipe->src_height = pipe->src_height_3d;
		pipe->src_width = pipe->src_width_3d;
		pipe->src_h = pipe->src_height_3d;
		pipe->src_w = pipe->src_width_3d;
		pipe->dst_h = pipe->src_height_3d;
		pipe->dst_w = pipe->src_width_3d;
		pipe->srcp0_ystride = msm_fb_line_length(0,
					pipe->src_width, bpp);
	} else {
		 /* 2D */
		pipe->src_height = fbi->var.yres;
		pipe->src_width = fbi->var.xres;
		pipe->src_h = fbi->var.yres;
		pipe->src_w = fbi->var.xres;
		pipe->dst_h = fbi->var.yres;
		pipe->dst_w = fbi->var.xres;
		pipe->srcp0_ystride = fbi->fix.line_length;
	}
	pipe->src_y = 0;
	pipe->src_x = 0;
	pipe->dst_y = 0;
	pipe->dst_x = 0;
	pipe->srcp0_addr = (uint32)src;

	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	mdp4_overlay_rgb_setup(pipe);

	mdp4_mixer_stage_up(pipe);

	mdp4_overlayproc_cfg(pipe);

	mdp4_overlay_dmap_xy(pipe);

	mdp4_overlay_dmap_cfg(mfd, 0);

	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
}
コード例 #25
0
int mdp4_dsi_video_on(struct platform_device *pdev)
{
	int dsi_width;
	int dsi_height;
	int dsi_bpp;
	int dsi_border_clr;
	int dsi_underflow_clr;
	int dsi_hsync_skew;

	int hsync_period;
	int hsync_ctrl;
	int vsync_period;
	int display_hctl;
	int display_v_start;
	int display_v_end;
	int active_hctl;
	int active_h_start;
	int active_h_end;
	int active_v_start;
	int active_v_end;
	int ctrl_polarity;
	int h_back_porch;
	int h_front_porch;
	int v_back_porch;
	int v_front_porch;
	int hsync_pulse_width;
	int vsync_pulse_width;
	int hsync_polarity;
	int vsync_polarity;
	int data_en_polarity;
	int hsync_start_x;
	int hsync_end_x;
	uint8 *buf;
	unsigned int buf_offset;
	int bpp, ptype;
	struct fb_info *fbi;
	struct fb_var_screeninfo *var;
	struct msm_fb_data_type *mfd;
	struct mdp4_overlay_pipe *pipe;
	int ret = 0;
	int cndx = 0;
	struct vsycn_ctrl *vctrl;
	struct msm_panel_info *pinfo;

	vctrl = &vsync_ctrl_db[cndx];
	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);
	pinfo = &mfd->panel_info;

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	mutex_lock(&mfd->dma->ov_mutex);

	vctrl->mfd = mfd;
	vctrl->dev = mfd->fbi->dev;
	vctrl->blt_ctrl = pinfo->lcd.blt_ctrl;
	vctrl->vsync_irq_enabled = 0;
	vsync_irq_cnt = 0;

	/* mdp clock on */
	mdp_clk_ctrl(1);

	fbi = mfd->fbi;
	var = &fbi->var;

	bpp = fbi->var.bits_per_pixel / 8;
	buf = (uint8 *) fbi->fix.smem_start;
	buf_offset = calc_fb_offset(mfd, fbi, bpp);

	if (vctrl->base_pipe == NULL) {
		ptype = mdp4_overlay_format2type(mfd->fb_imgType);
		if (ptype < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);
		pipe = mdp4_overlay_pipe_alloc(ptype, MDP4_MIXER0);
		if (pipe == NULL) {
			printk(KERN_INFO "%s: pipe_alloc failed\n", __func__);
			mutex_unlock(&mfd->dma->ov_mutex);
			return -EBUSY;
		}
		pipe->pipe_used++;
		pipe->mixer_stage  = MDP4_MIXER_STAGE_BASE;
		pipe->mixer_num  = MDP4_MIXER0;
		pipe->src_format = mfd->fb_imgType;
		mdp4_overlay_panel_mode(pipe->mixer_num, MDP4_PANEL_DSI_VIDEO);
		ret = mdp4_overlay_format2pipe(pipe);
		if (ret < 0)
			printk(KERN_INFO "%s: format2type failed\n", __func__);

		pipe->ov_blt_addr = 0;
		pipe->dma_blt_addr = 0;
		vctrl->base_pipe = pipe; /* keep it */
		mdp4_init_writeback_buf(mfd, MDP4_MIXER0);

	} else {
		pipe = vctrl->base_pipe;
	}

	atomic_set(&vctrl->suspend, 0);

	if (!(mfd->cont_splash_done)) {
		mfd->cont_splash_done = 1;
		mdp4_dsi_video_tg_off(vctrl);
		mipi_dsi_controller_cfg(0);
		/* Clks are enabled in probe.
		   Disabling clocks now */
		mdp_clk_ctrl(0);
	}

	pipe->src_height = fbi->var.yres;
	pipe->src_width = fbi->var.xres;
	pipe->src_h = fbi->var.yres;
	pipe->src_w = fbi->var.xres;
	pipe->src_y = 0;
	pipe->src_x = 0;
	pipe->dst_h = fbi->var.yres;
	pipe->dst_w = fbi->var.xres;
	pipe->srcp0_ystride = fbi->fix.line_length;
	pipe->bpp = bpp;

	if (mfd->display_iova)
		pipe->srcp0_addr = mfd->display_iova + buf_offset;
	else
		pipe->srcp0_addr = (uint32)(buf + buf_offset);

	pipe->dst_h = fbi->var.yres;
	pipe->dst_w = fbi->var.xres;

	mdp4_overlay_solidfill_init(pipe);

	mdp4_overlay_mdp_pipe_req(pipe, mfd);
	mdp4_calc_blt_mdp_bw(mfd, pipe);

	mdp4_overlay_dmap_xy(pipe);	/* dma_p */
	mdp4_overlay_dmap_cfg(mfd, 1);
	mdp4_overlay_rgb_setup(pipe);
	mdp4_overlayproc_cfg(pipe);

	mdp4_overlay_reg_flush(pipe, 1);

	mdp4_mixer_stage_up(pipe, 0);
	mdp4_mixer_stage_commit(pipe->mixer_num);

	/*
	 * DSI timing setting
	 */
	h_back_porch = var->left_margin;
	h_front_porch = var->right_margin;
	v_back_porch = var->upper_margin;
	v_front_porch = var->lower_margin;
	hsync_pulse_width = var->hsync_len;
	vsync_pulse_width = var->vsync_len;
	dsi_border_clr = mfd->panel_info.lcdc.border_clr;
	dsi_underflow_clr = mfd->panel_info.lcdc.underflow_clr;
	dsi_hsync_skew = mfd->panel_info.lcdc.hsync_skew;
	dsi_width = mfd->panel_info.xres +
		mfd->panel_info.lcdc.xres_pad;
	dsi_height = mfd->panel_info.yres +
		mfd->panel_info.lcdc.yres_pad;
	dsi_bpp = mfd->panel_info.bpp;

	hsync_period = hsync_pulse_width + h_back_porch + dsi_width
				+ h_front_porch;
	hsync_ctrl = (hsync_period << 16) | hsync_pulse_width;
	hsync_start_x = h_back_porch + hsync_pulse_width;
	hsync_end_x = hsync_period - h_front_porch - 1;
	display_hctl = (hsync_end_x << 16) | hsync_start_x;

	vsync_period =
	    (vsync_pulse_width + v_back_porch + dsi_height + v_front_porch);
	display_v_start = ((vsync_pulse_width + v_back_porch) * hsync_period)
				+ dsi_hsync_skew;
	display_v_end =
	  ((vsync_period - v_front_porch) * hsync_period) + dsi_hsync_skew - 1;

	if (dsi_width != var->xres) {
		active_h_start = hsync_start_x + first_pixel_start_x;
		active_h_end = active_h_start + var->xres - 1;
		active_hctl =
		    ACTIVE_START_X_EN | (active_h_end << 16) | active_h_start;
	} else {
		active_hctl = 0;
	}

	if (dsi_height != var->yres) {
		active_v_start =
		    display_v_start + first_pixel_start_y * hsync_period;
		active_v_end = active_v_start + (var->yres) * hsync_period - 1;
		active_v_start |= ACTIVE_START_Y_EN;
	} else {
		active_v_start = 0;
		active_v_end = 0;
	}

	dsi_underflow_clr |= 0x80000000;	/* enable recovery */
	hsync_polarity = 0;
	vsync_polarity = 0;
	data_en_polarity = 0;

	ctrl_polarity =
	    (data_en_polarity << 2) | (vsync_polarity << 1) | (hsync_polarity);

	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x4, hsync_ctrl);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x8, vsync_period * hsync_period);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0xc,
				vsync_pulse_width * hsync_period);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x10, display_hctl);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x14, display_v_start);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x18, display_v_end);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x1c, active_hctl);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x20, active_v_start);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x24, active_v_end);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x28, dsi_border_clr);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x2c, dsi_underflow_clr);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x30, dsi_hsync_skew);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x38, ctrl_polarity);
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	mdp_histogram_ctrl_all(TRUE);
	mdp4_overlay_dsi_video_start();
	mutex_unlock(&mfd->dma->ov_mutex);

	return ret;
}
コード例 #26
0
int mdp4_atv_on(struct platform_device *pdev)
{
	uint8 *buf;
	int bpp, ptype;
	struct fb_info *fbi;
	struct fb_var_screeninfo *var;
	struct msm_fb_data_type *mfd;
	struct mdp4_overlay_pipe *pipe;
	int ret;

	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	fbi = mfd->fbi;
	var = &fbi->var;

	bpp = fbi->var.bits_per_pixel / 8;
	buf = (uint8 *) fbi->fix.smem_start;
	buf += fbi->var.xoffset * bpp +
		fbi->var.yoffset * fbi->fix.line_length;

	if (atv_pipe == NULL) {
		ptype = mdp4_overlay_format2type(mfd->fb_imgType);
		pipe = mdp4_overlay_pipe_alloc(ptype, MDP4_MIXER1, 0);
		if (pipe == NULL)
			return -EBUSY;
		pipe->pipe_used++;
		pipe->mixer_stage  = MDP4_MIXER_STAGE_BASE;
		pipe->mixer_num  = MDP4_MIXER1;
		pipe->src_format = mfd->fb_imgType;
		mdp4_overlay_panel_mode(pipe->mixer_num, MDP4_PANEL_ATV);
		mdp4_overlay_format2pipe(pipe);

		atv_pipe = pipe; /* keep it */
	} else {
		pipe = atv_pipe;
	}

	printk(KERN_INFO "mdp4_atv_overlay: pipe=%x ndx=%d\n",
					(int)pipe, pipe->pipe_ndx);

	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	/* Turn the next panel on, get correct resolution
		before configuring overlay pipe */
	ret = panel_next_on(pdev);

	pr_info("%s: fbi->var.yres: %d | fbi->var.xres: %d",
			__func__, fbi->var.yres, fbi->var.xres);

	/* MDP4 Config */
	pipe->src_height = fbi->var.yres;
	pipe->src_width = fbi->var.xres;
	pipe->src_h = fbi->var.yres;
	pipe->src_w = fbi->var.xres;
	pipe->src_y = 0;
	pipe->src_x = 0;
	pipe->srcp0_addr = (uint32) buf;
	pipe->srcp0_ystride = fbi->fix.line_length;

	mdp4_overlay_dmae_xy(pipe);	/* dma_e */
	mdp4_overlay_dmae_cfg(mfd, 1);

	mdp4_overlay_rgb_setup(pipe);

	mdp4_mixer_stage_up(pipe);

	mdp4_overlayproc_cfg(pipe);

	if (ret == 0)
		mdp_pipe_ctrl(MDP_OVERLAY1_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	return ret;
}
コード例 #27
0
static int mdp4_dtv_start(struct msm_fb_data_type *mfd)
{
    int dtv_width;
    int dtv_height;
    int dtv_bpp;
    int dtv_border_clr;
    int dtv_underflow_clr;
    int dtv_hsync_skew;

    int hsync_period;
    int hsync_ctrl;
    int vsync_period;
    int display_hctl;
    int display_v_start;
    int display_v_end;
    int active_hctl;
    int active_h_start;
    int active_h_end;
    int active_v_start;
    int active_v_end;
    int ctrl_polarity;
    int h_back_porch;
    int h_front_porch;
    int v_back_porch;
    int v_front_porch;
    int hsync_pulse_width;
    int vsync_pulse_width;
    int hsync_polarity;
    int vsync_polarity;
    int data_en_polarity;
    int hsync_start_x;
    int hsync_end_x;
    struct fb_info *fbi;
    struct fb_var_screeninfo *var;
    struct vsycn_ctrl *vctrl;

    vctrl = &vsync_ctrl_db[0];

    if (!mfd)
        return -ENODEV;

    if (mfd->key != MFD_KEY)
        return -EINVAL;

    fbi = mfd->fbi;
    var = &fbi->var;

    vctrl->mfd = mfd;

    mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
    if (hdmi_prim_display) {
        if (is_mdp4_hw_reset()) {
            mdp4_hw_init();
            outpdw(MDP_BASE + 0x0038, mdp4_display_intf);
        }
    }
    mdp4_overlay_dmae_cfg(mfd, 0);

    /*
     * DTV timing setting
     */
    h_back_porch = var->left_margin;
    h_front_porch = var->right_margin;
    v_back_porch = var->upper_margin;
    v_front_porch = var->lower_margin;
    hsync_pulse_width = var->hsync_len;
    vsync_pulse_width = var->vsync_len;
    dtv_border_clr = mfd->panel_info.lcdc.border_clr;
    dtv_underflow_clr = mfd->panel_info.lcdc.underflow_clr;
    dtv_hsync_skew = mfd->panel_info.lcdc.hsync_skew;

    pr_info("%s: <ID=%d %dx%d (%d,%d,%d), (%d,%d,%d) %dMHz>\n", __func__,
            var->reserved[3], var->xres, var->yres,
            var->right_margin, var->hsync_len, var->left_margin,
            var->lower_margin, var->vsync_len, var->upper_margin,
            var->pixclock/1000/1000);

    dtv_width = var->xres;
    dtv_height = var->yres;
    dtv_bpp = mfd->panel_info.bpp;

    hsync_period =
        hsync_pulse_width + h_back_porch + dtv_width + h_front_porch;
    hsync_ctrl = (hsync_period << 16) | hsync_pulse_width;
    hsync_start_x = hsync_pulse_width + h_back_porch;
    hsync_end_x = hsync_period - h_front_porch - 1;
    display_hctl = (hsync_end_x << 16) | hsync_start_x;

    vsync_period =
        (vsync_pulse_width + v_back_porch + dtv_height +
         v_front_porch) * hsync_period;
    display_v_start =
        (vsync_pulse_width + v_back_porch) * hsync_period + dtv_hsync_skew;
    display_v_end =
        vsync_period - (v_front_porch * hsync_period) + dtv_hsync_skew - 1;

    if (dtv_width != var->xres) {
        active_h_start = hsync_start_x + first_pixel_start_x;
        active_h_end = active_h_start + var->xres - 1;
        active_hctl =
            ACTIVE_START_X_EN | (active_h_end << 16) | active_h_start;
    } else {
        active_hctl = 0;
    }

    if (dtv_height != var->yres) {
        active_v_start =
            display_v_start + first_pixel_start_y * hsync_period;
        active_v_end = active_v_start + (var->yres) * hsync_period - 1;
        active_v_start |= ACTIVE_START_Y_EN;
    } else {
        active_v_start = 0;
        active_v_end = 0;
    }

    dtv_underflow_clr |= 0x80000000;	/* enable recovery */
    hsync_polarity = fbi->var.yres >= 720 ? 0 : 1;
    vsync_polarity = fbi->var.yres >= 720 ? 0 : 1;
    data_en_polarity = 0;

    ctrl_polarity =
        (data_en_polarity << 2) | (vsync_polarity << 1) | (hsync_polarity);


    MDP_OUTP(MDP_BASE + DTV_BASE + 0x4, hsync_ctrl);
    MDP_OUTP(MDP_BASE + DTV_BASE + 0x8, vsync_period);
    MDP_OUTP(MDP_BASE + DTV_BASE + 0xc, vsync_pulse_width * hsync_period);
    MDP_OUTP(MDP_BASE + DTV_BASE + 0x18, display_hctl);
    MDP_OUTP(MDP_BASE + DTV_BASE + 0x1c, display_v_start);
    MDP_OUTP(MDP_BASE + DTV_BASE + 0x20, display_v_end);
    MDP_OUTP(MDP_BASE + DTV_BASE + 0x40, dtv_border_clr);
    MDP_OUTP(MDP_BASE + DTV_BASE + 0x44, dtv_underflow_clr);
    MDP_OUTP(MDP_BASE + DTV_BASE + 0x48, dtv_hsync_skew);
    MDP_OUTP(MDP_BASE + DTV_BASE + 0x50, ctrl_polarity);
    MDP_OUTP(MDP_BASE + DTV_BASE + 0x2c, active_hctl);
    MDP_OUTP(MDP_BASE + DTV_BASE + 0x30, active_v_start);
    MDP_OUTP(MDP_BASE + DTV_BASE + 0x38, active_v_end);

    /* Test pattern 8 x 8 pixel */
    /* MDP_OUTP(MDP_BASE + DTV_BASE + 0x4C, 0x80000808); */

    /* enable DTV block */
    MDP_OUTP(MDP_BASE + DTV_BASE, 1);

    return 0;
}
コード例 #28
0
int mdp4_dsi_video_on(struct platform_device *pdev)
{
	int dsi_width;
	int dsi_height;
	int dsi_bpp;
	int dsi_border_clr;
	int dsi_underflow_clr;
	int dsi_hsync_skew;

	int hsync_period;
	int hsync_ctrl;
	int vsync_period;
	int display_hctl;
	int display_v_start;
	int display_v_end;
	int active_hctl;
	int active_h_start;
	int active_h_end;
	int active_v_start;
	int active_v_end;
	int ctrl_polarity;
	int h_back_porch;
	int h_front_porch;
	int v_back_porch;
	int v_front_porch;
	int hsync_pulse_width;
	int vsync_pulse_width;
	int hsync_polarity;
	int vsync_polarity;
	int data_en_polarity;
	int hsync_start_x;
	int hsync_end_x;
	uint8 *buf;
	int bpp, ptype;
	struct fb_info *fbi;
	struct fb_var_screeninfo *var;
	struct msm_fb_data_type *mfd;
	struct mdp4_overlay_pipe *pipe;
	int ret;

	mfd = (struct msm_fb_data_type *)platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	fbi = mfd->fbi;
	var = &fbi->var;

	bpp = fbi->var.bits_per_pixel / 8;
	buf = (uint8 *) fbi->fix.smem_start;
	buf += fbi->var.xoffset * bpp +
		fbi->var.yoffset * fbi->fix.line_length;

	if (dsi_pipe == NULL) {
		ptype = mdp4_overlay_format2type(mfd->fb_imgType);
		if (ptype < 0)
			printk(KERN_INFO "[MDP4] %s: format2type failed\n", __func__);
		pipe = mdp4_overlay_pipe_alloc(ptype, MDP4_MIXER0, 0);
		if (pipe == NULL) {
			printk(KERN_INFO "[MDP4] %s: pipe_alloc failed\n", __func__);
			return -EBUSY;
		}
		pipe->pipe_used++;
		pipe->mixer_stage  = MDP4_MIXER_STAGE_BASE;
		pipe->mixer_num  = MDP4_MIXER0;
		pipe->src_format = mfd->fb_imgType;
		mdp4_overlay_panel_mode(pipe->mixer_num, MDP4_PANEL_DSI_VIDEO);
		ret = mdp4_overlay_format2pipe(pipe);
		if (ret < 0)
			printk(KERN_INFO "[MDP4] %s: format2type failed\n", __func__);

		dsi_pipe = pipe; /* keep it */
		init_completion(&dsi_video_comp);
		
		writeback_offset = mdp4_overlay_writeback_setup(
						fbi, pipe, buf, bpp);
	} else {
		pipe = dsi_pipe;
	}

	/* MDP cmd block enable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
	if (is_mdp4_hw_reset()) {
		mdp4_hw_init();
		outpdw(MDP_BASE + 0x0038, mdp4_display_intf);
	}

	pipe->src_height = fbi->var.yres;
	pipe->src_width = fbi->var.xres;
	pipe->src_h = fbi->var.yres;
	pipe->src_w = fbi->var.xres;
	pipe->src_y = 0;
	pipe->src_x = 0;
	pipe->srcp0_addr = (uint32) buf;
	pipe->srcp0_ystride = fbi->fix.line_length;
	pipe->bpp = bpp;

	mdp4_overlay_dmap_xy(pipe);	/* dma_p */
	mdp4_overlay_dmap_cfg(mfd, 1);
	mdp4_overlay_rgb_setup(pipe);
	mdp4_mixer_stage_up(pipe);
	mdp4_overlayproc_cfg(pipe);

	/*
	 * DSI timing setting
	 */
	h_back_porch = var->left_margin;
	h_front_porch = var->right_margin;
	v_back_porch = var->upper_margin;
	v_front_porch = var->lower_margin;
	hsync_pulse_width = var->hsync_len;
	vsync_pulse_width = var->vsync_len;
	dsi_border_clr = mfd->panel_info.lcdc.border_clr;
	dsi_underflow_clr = mfd->panel_info.lcdc.underflow_clr;
	dsi_hsync_skew = mfd->panel_info.lcdc.hsync_skew;
	dsi_width = mfd->panel_info.xres;
	dsi_height = mfd->panel_info.yres;
	dsi_bpp = mfd->panel_info.bpp;

	hsync_period = hsync_pulse_width + h_back_porch + dsi_width
				+ h_front_porch;
	hsync_ctrl = (hsync_period << 16) | hsync_pulse_width;
	hsync_start_x = h_back_porch + hsync_pulse_width;
	hsync_end_x = hsync_period - h_front_porch - 1;
	display_hctl = (hsync_end_x << 16) | hsync_start_x;

	vsync_period =
	    (vsync_pulse_width + v_back_porch + dsi_height + v_front_porch);
	display_v_start = ((vsync_pulse_width + v_back_porch) * hsync_period)
				+ dsi_hsync_skew;
	display_v_end =
	  ((vsync_period - v_front_porch) * hsync_period) + dsi_hsync_skew - 1;

	if (dsi_width != var->xres) {
		active_h_start = hsync_start_x + first_pixel_start_x;
		active_h_end = active_h_start + var->xres - 1;
		active_hctl =
		    ACTIVE_START_X_EN | (active_h_end << 16) | active_h_start;
	} else {
		active_hctl = 0;
	}

	if (dsi_height != var->yres) {
		active_v_start =
		    display_v_start + first_pixel_start_y * hsync_period;
		active_v_end = active_v_start + (var->yres) * hsync_period - 1;
		active_v_start |= ACTIVE_START_Y_EN;
	} else {
		active_v_start = 0;
		active_v_end = 0;
	}

	dsi_underflow_clr |= 0x80000000;	/* enable recovery */
	hsync_polarity = 0;
	vsync_polarity = 0;
	data_en_polarity = 0;

	ctrl_polarity =
	    (data_en_polarity << 2) | (vsync_polarity << 1) | (hsync_polarity);

	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x4, hsync_ctrl);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x8, vsync_period * hsync_period);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0xc,
				vsync_pulse_width * hsync_period);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x10, display_hctl);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x14, display_v_start);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x18, display_v_end);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x1c, active_hctl);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x20, active_v_start);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x24, active_v_end);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x28, dsi_border_clr);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x2c, dsi_underflow_clr);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x30, dsi_hsync_skew);
	MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE + 0x38, ctrl_polarity);
	mdp4_overlay_reg_flush(pipe, 1);
	mdp_histogram_ctrl(TRUE);

	ret = panel_next_on(pdev);
	if (ret == 0) {
		/* enable DSI block */
		MDP_OUTP(MDP_BASE + DSI_VIDEO_BASE, 1);
		mdp_pipe_ctrl(MDP_OVERLAY0_BLOCK, MDP_BLOCK_POWER_ON, FALSE);

		if (display_on != NULL) {
			msleep(50);
			display_on(pdev);
		}
	}
	/* MDP cmd block disable */
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);

	return ret;
}
コード例 #29
0
/* 3D side by side */
void mdp4_dsi_cmd_3d_sbys(struct msm_fb_data_type *mfd,
				struct msmfb_overlay_3d *r3d)
{
	struct fb_info *fbi;
	int bpp;
	uint8 *src = NULL;
	int cndx = 0;
	struct vsycn_ctrl *vctrl;
	struct mdp4_overlay_pipe *pipe;

	vctrl = &vsync_ctrl_db[cndx];
	pipe = vctrl->base_pipe;

	if (pipe == NULL)
		return;

	if (pipe->pipe_used == 0 ||
			pipe->mixer_stage != MDP4_MIXER_STAGE_BASE) {
		pr_err("%s: NOT baselayer\n", __func__);
		return;
	}

	pipe->is_3d = r3d->is_3d;
	pipe->src_height_3d = r3d->height;
	pipe->src_width_3d = r3d->width;

	if (pipe->is_3d)
		mdp4_overlay_panel_3d(pipe->mixer_num, MDP4_3D_SIDE_BY_SIDE);
	else
		mdp4_overlay_panel_3d(pipe->mixer_num, MDP4_3D_NONE);

	fbi = mfd->fbi;
	if (pipe->is_3d) {
		bpp = fbi->var.bits_per_pixel / 8;
		pipe->src_height = pipe->src_height_3d;
		pipe->src_width = pipe->src_width_3d;
		pipe->src_h = pipe->src_height_3d;
		pipe->src_w = pipe->src_width_3d;
		pipe->dst_h = pipe->src_height_3d;
		pipe->dst_w = pipe->src_width_3d;
		pipe->srcp0_ystride = msm_fb_line_length(0,
					pipe->src_width, bpp);
	} else {
		 /* 2D */
		pipe->src_height = fbi->var.yres;
		pipe->src_width = fbi->var.xres;
		pipe->src_h = fbi->var.yres;
		pipe->src_w = fbi->var.xres;
		pipe->dst_h = fbi->var.yres;
		pipe->dst_w = fbi->var.xres;
		pipe->srcp0_ystride = fbi->fix.line_length;
	}
	pipe->src_y = 0;
	pipe->src_x = 0;
	pipe->dst_y = 0;
	pipe->dst_x = 0;
	pipe->srcp0_addr = (uint32)src;

	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
	mdp_clk_ctrl(1);

	mdp4_overlay_rgb_setup(pipe);

	mdp4_overlay_reg_flush(pipe, 1);

	mdp4_mixer_stage_up(pipe, 0);

	mdp4_overlayproc_cfg(pipe);

	mdp4_overlay_dmap_xy(pipe);

	mdp4_overlay_dmap_cfg(mfd, 0);

	mdp4_mixer_stage_commit(pipe->mixer_num);
	/* MDP cmd block disable */
	mdp_clk_ctrl(0);
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
}
コード例 #30
0
void lut_tune(int num, unsigned int *pLutTable )
{
	
//	int fb;
	struct fb_info *info;
	struct fb_cmap test_cmap;
	struct fb_cmap *cmap;

	static int mdp_lut_i = 0;
	u16 r_1, g_1, b_1;//for final assignment
//	fb = open("/dev/graphics/fb0", O_RDWR);
	info = registered_fb[0];

	__u16 *r, *g, *b, i;
	int j = 0;
	cmap = &test_cmap;
	//=====================================
	// cmap allocation 
	//=====================================
	cmap->red = 0;
	cmap->green = 0;
	cmap->blue = 0;
	cmap->transp = 0;
	cmap->start = 0;
	cmap->len = num; // MAX_LUT_SIZE;//LUT has 256 entries
	cmap->red = kmalloc(cmap->len * sizeof(__u16), GFP_KERNEL);
	if (!cmap->red) {
		printk(KERN_ERR "can't malloc cmap!");
		goto fail_rest;
	}

	cmap->green = kmalloc(cmap->len * sizeof(__u16), GFP_KERNEL);
	if (!cmap->green) {
		printk(KERN_ERR "can't malloc cmap!");
		goto fail_rest;
	}

	cmap->blue = kmalloc(cmap->len * sizeof(__u16), GFP_KERNEL);
	if (!cmap->blue) {
		printk(KERN_ERR "can't malloc cmap!");
		goto fail_rest;
	}
	r = cmap->red;
	g = cmap->green;
	b = cmap->blue;

	j = 0;
	DPRINT("cmap->len %d\n",cmap->len);
	/* Assigning the cmap*/
	for (i = 0; i < cmap->len; i++) {
		*r++ = pLutTable[j++];
		*g++ = pLutTable[j++];
		*b++ = pLutTable[j++];
	}
#if 1
	/*instead of an ioctl*/
	mutex_lock(&msm_fb_ioctl_lut_sem1);
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
	//ret = mdp_lut_hw_update(cmap);
	j = 0;
	for (i = 0; i < cmap->len; i++) {
//		r_1 = mDNIe_data_R[i];
//		g_1 = mDNIe_data_G[i];
//		b_1 = mDNIe_data_B[i];
		r_1 = pLutTable[j++]; 
		g_1 = pLutTable[j++];
		b_1 = pLutTable[j++];
		

#ifdef CONFIG_FB_MSM_MDP40
		MDP_OUTP(MDP_BASE + 0x94800 +
#else
		MDP_OUTP(MDP_BASE + 0x93800 +
#endif
			(0x400*mdp_lut_i) + cmap->start*4 + i*4,
				((g_1 & 0xff) |
				 ((b_1 & 0xff) << 8) |
				 ((r_1 & 0xff) << 16)));
	}
	MDP_OUTP(MDP_BASE + 0x90070, (mdp_lut_i << 10) | 0x17);
	mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
	mdp_lut_i = (mdp_lut_i + 1)%2;
	mutex_unlock(&msm_fb_ioctl_lut_sem1);
#else	
	info->fbops->fb_open && info->fbops->fb_ioctl(info, MSMFB_SET_LUT, cmap);
#endif	

 fail_rest:
	free_cmap(cmap);
//	close(fb);
}