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rk30 fb: add yuv support for win1

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This commit is contained in:
yxj
2012-03-05 18:18:59 +08:00
parent 58d7488f6c
commit deefc5f89b
1 changed files with 35 additions and 37 deletions
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72
drivers/video/rockchip/chips/rk30_lcdc.c
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@@ -350,48 +350,46 @@ static int win1_set_par(struct rk30_lcdc_device *lcdc_dev,rk_screen *screen,
struct layer_par *par )
{
u32 xact, yact, xvir, yvir, xpos, ypos,xres_virtual;
u32 ScaleYrgbX,ScaleYrgbY, ScaleCbrX, ScaleCbrY;
u32 addr;
xact = par->xact; /* visible resolution */
yact = par->yact;
xvir = par->xres_virtual; /* virtual resolution */
yvir = par->yres_virtual;
xpos = par->xpos+screen->left_margin + screen->hsync_len;
ypos = par->ypos+screen->upper_margin + screen->vsync_len;
addr = par->smem_start + par->y_offset;
DBG("%s>>format:%d>>>xact:%d>>yact:%d>>xvir:%d>>yvir:%d>>ypos:%d>>xsize:%d>>ysize:%d>>y_addr:0x%x\n",
__func__,par->format,xact,yact,xvir,yvir,ypos,par->xsize,par->ysize,addr);
switch (par->format)
{
case ARGB888:
case RGB888:
case RGB565:
ScaleYrgbX = CalScale(xact, par->xsize);
ScaleYrgbY = CalScale(yact, par->ysize);
break;
case YUV422:// yuv422
ScaleCbrX= CalScale((xact/2), par->xsize);
ScaleCbrY = CalScale(yact, par->ysize);
break;
case YUV420: // yuv420
ScaleCbrX= CalScale(xact/2, par->xsize);
ScaleCbrY = CalScale(yact/2, par->ysize);
break;
case YUV444:// yuv444
ScaleCbrX= CalScale(xact, par->xsize);
ScaleCbrY = CalScale(yact, par->ysize);
break;
default:
printk("%s>>un support format!\n",__func__);
break;
u32 xact, yact, xvir, yvir, xpos, ypos;
u32 ScaleYrgbX,ScaleYrgbY, ScaleCbrX, ScaleCbrY;
u32 y_addr,uv_addr;
xact = par->xact; /* visible resolution */
yact = par->yact;
xvir = par->xres_virtual; /* virtual resolution */
yvir = par->yres_virtual;
xpos = par->xpos+screen->left_margin + screen->hsync_len;
ypos = par->ypos+screen->upper_margin + screen->vsync_len;
y_addr = par->smem_start + par->y_offset;
uv_addr = par->cbr_start + par->c_offset;
ScaleYrgbX = CalScale(xact, par->xsize);
ScaleYrgbY = CalScale(yact, par->ysize);
DBG("%s>>format:%d>>>xact:%d>>yact:%d>>xsize:%d>>ysize:%d>>xvir:%d>>yvir:%d>>ypos:%d>>y_addr:0x%x>>uv_addr:0x%x\n",
__func__,par->format,xact,yact,par->xsize,par->ysize,xvir,yvir,ypos,y_addr,uv_addr);
switch (par->format)
{
case YUV422:// yuv422
ScaleCbrX = CalScale((xact/2), par->xsize);
ScaleCbrY = CalScale(yact, par->ysize);
break;
case YUV420: // yuv420
ScaleCbrX = CalScale(xact/2, par->xsize);
ScaleCbrY = CalScale(yact/2, par->ysize);
break;
case YUV444:// yuv444
ScaleCbrX = CalScale(xact, par->xsize);
ScaleCbrY = CalScale(yact, par->ysize);
break;
default:
printk("%s>>un support format!\n",__func__);
break;
}
LcdWrReg(lcdc_dev, WIN1_SCL_FACTOR_YRGB, v_X_SCL_FACTOR(ScaleYrgbX) | v_Y_SCL_FACTOR(ScaleYrgbY));
LcdWrReg(lcdc_dev, WIN1_SCL_FACTOR_CBR, v_X_SCL_FACTOR(ScaleCbrX) | v_Y_SCL_FACTOR(ScaleCbrY));
LcdMskReg(lcdc_dev, SYS_CTRL1, m_W1_EN|m_W1_FORMAT, v_W1_EN(1)|v_W1_FORMAT(par->format));
LcdWrReg(lcdc_dev, WIN1_YRGB_MST, addr);
LcdWrReg(lcdc_dev, WIN1_YRGB_MST, y_addr);
LcdWrReg(lcdc_dev,WIN1_CBR_MST,uv_addr);
LcdWrReg(lcdc_dev, WIN1_ACT_INFO,v_ACT_WIDTH(xact) | v_ACT_HEIGHT(yact));
LcdWrReg(lcdc_dev, WIN1_DSP_ST,v_DSP_STX(xpos) | v_DSP_STY(ypos));
LcdWrReg(lcdc_dev, WIN1_DSP_INFO,v_DSP_WIDTH(par->xsize) | v_DSP_HEIGHT(par->ysize));