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;
if (!mfd)
return -ENODEV;
if (mfd->key != MFD_KEY)
return -EINVAL;
fbi = mfd->fbi;
var = &fbi->var;
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); */
/*HDMI CTS Test3.2.3.2 Test3.2.3.4*/
if((var->yres == 480) || (var->yres == 576)){
if(var->xres == 640 && var->yres == 480)
mdp4_set_limit_range(false);
else
mdp4_set_limit_range(true);
}
else
mdp4_set_limit_range(false);
/* enable DTV block */
MDP_OUTP(MDP_BASE + DTV_BASE, 1);
return 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;
}
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_DISP_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 cmd block enable */
mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
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);
/* MDP cmd block disable */
mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
/* Test pattern 8 x 8 pixel */
/* MDP_OUTP(MDP_BASE + DTV_BASE + 0x4C, 0x80000808); */
ret = panel_next_on(pdev);
/*MHL v1.1 compliance test, Test3.2.3.2 Test3.2.3.4*/
if((var->yres == 480) || (var->yres == 576)){
if(var->xres == 640 && var->yres == 480)
mdp4_set_limit_range(false);
else
mdp4_set_limit_range(true);
}
else
mdp4_set_limit_range(false);
if (ret == 0) {
atomic_set(&mdp_dtv_on, true);
/* enable DTV block */
mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_ON, FALSE);
MDP_OUTP(MDP_BASE + DTV_BASE, 1);
mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
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");
}
return ret;
}
