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rk29fb : fix : playing low resolution video in rotation err

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use win0 scale to fix the scale not enough in video rotation
This commit is contained in:
yzq
2011-08-27 15:36:05 +08:00
parent 4b90a24492
commit 0d0ad63ed4
1 changed files with 25 additions and 23 deletions
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48
drivers/video/rk29_fb.c
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@@ -1055,18 +1055,19 @@ static int win0_set_par(struct fb_info *info)
if(((var->rotate == 270)||(var->rotate == 90) || (var->rotate == 180)) && (inf->video_mode))
{
#ifdef CONFIG_FB_ROTATE_VIDEO
// if(xact > screen->x_res)
if(xact > screen->x_res)
{
xact = screen->x_res; /* visible resolution */
yact = screen->y_res;
xvir = screen->x_res; /* virtual resolution */
yvir = screen->y_res;
} // else {
// xact = var->yres; /* visible resolution */
// yact = var->xres;
// xvir = var->yres_virtual; /* virtual resolution */
// yvir = var->xres_virtual;
// }
} else {
xact = var->xres; /* visible resolution */
yact = var->yres;
xvir = var->xres_virtual; /* virtual resolution */
yvir = var->yres_virtual;
printk("xact=%d yact =%d \n",xact,yact);
}
#else //CONFIG_FB_ROTATE_VIDEO
printk("LCDC not support rotate!\n");
return -EINVAL;
@@ -2041,16 +2042,16 @@ static int fb1_set_par(struct fb_info *info)
ipp_req.dst0.fmt = 3;
ipp_req.dst0.YrgbMst = inf->fb0->fix.mmio_start + screen->x_res*screen->y_res*2*dstoffset;
ipp_req.dst0.CbrMst = inf->fb0->fix.mmio_start + screen->x_res*screen->y_res*(2*dstoffset+1);
// if(var->xres > screen->x_res)
// {
if(var->xres > screen->x_res)
{
ipp_req.dst0.w = screen->x_res;
ipp_req.dst0.h = screen->y_res;
// } else {
// ipp_req.dst0.w = var->yres;
// ipp_req.dst0.h = var->xres;
// }
//ipp_req.src_vir_w = ipp_req.src0.w;
//ipp_req.dst_vir_w = ipp_req.dst0.w;
} else {
ipp_req.dst0.w = var->xres;
ipp_req.dst0.h = var->yres;
}
ipp_req.dst_vir_w = (ipp_req.dst0.w + 15) & (~15);
ipp_req.timeout = 100;
if(var->rotate == 90)
ipp_req.flag = IPP_ROT_90;
@@ -2250,16 +2251,16 @@ static int fb1_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
ipp_req.dst0.fmt = 3;
ipp_req.dst0.YrgbMst = inf->fb0->fix.mmio_start + screen->x_res*screen->y_res*2*dstoffset;
ipp_req.dst0.CbrMst = inf->fb0->fix.mmio_start + screen->x_res*screen->y_res*(2*dstoffset+1);
// if(var->xres > screen->x_res)
// {
if(var->xres > screen->x_res)
{
ipp_req.dst0.w = screen->x_res;
ipp_req.dst0.h = screen->y_res;
// } else {
// ipp_req.dst0.w = var->yres;
// ipp_req.dst0.h = var->xres;
// }
// ipp_req.src_vir_w = ipp_req.src0.w;
// ipp_req.dst_vir_w = ipp_req.dst0.w;
} else {
ipp_req.dst0.w = var->xres;
ipp_req.dst0.h = var->yres;
}
ipp_req.dst_vir_w = (ipp_req.dst0.w + 15) & (~15);
ipp_req.timeout = 100;
if(var->rotate == 90)
ipp_req.flag = IPP_ROT_90;
@@ -2269,6 +2270,7 @@ static int fb1_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
ipp_req.flag = IPP_ROT_270;
//ipp_do_blit(&ipp_req);
ipp_blit_sync(&ipp_req);
fbprintk("yaddr=0x%x,uvaddr=0x%x\n",ipp_req.dst0.YrgbMst,ipp_req.dst0.CbrMst);
yuv_phy[0] = ipp_req.dst0.YrgbMst;
yuv_phy[1] = ipp_req.dst0.CbrMst;