/* update registers:
* PREVIEW path:
* CIPRCLRSA1 ~ CIPRCLRSA4
* CIPRTRGFMT
* CIPRCTRL
* CIPRSCCTRL
* CIPRTAREA
* CODEC path:
* CICOYSA1 ~ CICOYSA4
* CICOCBSA1 ~ CICOCBSA4
* CICOCRSA1 ~ CICOCRSA4
* CICOTRGFMT
* CICOCTRL
* CICOTAREA
*/
static void __inline__ update_target_fmt_regs(struct s3c2440camif_dev * pdev)
{
u32 ciprtrgfmt;
u32 ciprctrl;
u32 ciprscctrl;
u32 mainBurstSize, remainedBurstSize;
/* CIPRCLRSA1 ~ CIPRCLRSA4. */
iowrite32(img_buff[0].phy_base, S3C244X_CIPRCLRSA1);
iowrite32(img_buff[1].phy_base, S3C244X_CIPRCLRSA2);
iowrite32(img_buff[2].phy_base, S3C244X_CIPRCLRSA3);
iowrite32(img_buff[3].phy_base, S3C244X_CIPRCLRSA4);
/* CIPRTRGFMT. */
ciprtrgfmt = (pdev->preTargetHsize<<16) // horizontal pixel number of target image
|(0<<14) // don't mirror or rotation.
|(pdev->preTargetVsize<<0); // vertical pixel number of target image
iowrite32(ciprtrgfmt, S3C244X_CIPRTRGFMT);
/* CIPRCTRL. */
calc_burst_size(2, pdev->preTargetHsize, &mainBurstSize, &remainedBurstSize);
ciprctrl = (mainBurstSize<<19)|(remainedBurstSize<<14);
iowrite32(ciprctrl, S3C244X_CIPRCTRL);
/* CIPRSCCTRL. */
ciprscctrl = ioread32(S3C244X_CIPRSCCTRL);
ciprscctrl &= 1<<15; // clear all other info except 'preview scaler start'.
ciprscctrl |= 0<<30; // 16-bits RGB
iowrite32(ciprscctrl, S3C244X_CIPRSCCTRL); // 16-bit RGB
/* CIPRTAREA. */
iowrite32(pdev->preTargetHsize * pdev->preTargetVsize, S3C244X_CIPRTAREA);
}
/* update registers:
* PREVIEW path:
* CIPRCLRSA1 ~ CIPRCLRSA4
* CIPRTRGFMT
* CIPRCTRL
* CIPRSCCTRL
* CIPRTAREA
* CODEC path:
* CICOYSA1 ~ CICOYSA4
* CICOCBSA1 ~ CICOCBSA4
* CICOCRSA1 ~ CICOCRSA4
* CICOTRGFMT
* CICOCTRL
* CICOTAREA
*/
static void __inline__ update_target_fmt_regs(s3c2440camif_dev * pdev)
{
u32 ciprtrgfmt;
u32 ciprctrl;
u32 ciprscctrl;
u32 cicrtrgfmt;
u32 cicrctrl;
u32 cicrscctrl;
u32 cicoscctrl;
u32 ciccoctrl;
u32 YmainBurstSize, YremainedBurstSize;
u32 CbCrmainBurstSize, CbCrremainedBurstSize;
/* CIPRCLRSA1 ~ CIPRCLRSA4. */
#if 0
iowrite32(img_buff[0].phy_base, S3C244X_CIPRCLRSA1);
iowrite32(img_buff[1].phy_base, S3C244X_CIPRCLRSA2);
iowrite32(img_buff[2].phy_base, S3C244X_CIPRCLRSA3);
iowrite32(img_buff[3].phy_base, S3C244X_CIPRCLRSA4);
#else
//TODO: convert to proper use of video4linux buffers
iowrite32(virt_to_bus(pdev->frame[0].Y_virt_base), S3C244X_CICOYSA1);
iowrite32(virt_to_bus(pdev->frame[1].Y_virt_base), S3C244X_CICOYSA2);
iowrite32(virt_to_bus(pdev->frame[2].Y_virt_base), S3C244X_CICOYSA3);
iowrite32(virt_to_bus(pdev->frame[3].Y_virt_base), S3C244X_CICOYSA4);
iowrite32(virt_to_bus(pdev->frame[0].CB_virt_base), S3C244X_CICOCBSA1);
iowrite32(virt_to_bus(pdev->frame[1].CB_virt_base), S3C244X_CICOCBSA2);
iowrite32(virt_to_bus(pdev->frame[2].CB_virt_base), S3C244X_CICOCBSA3);
iowrite32(virt_to_bus(pdev->frame[3].CB_virt_base), S3C244X_CICOCBSA4);
iowrite32(virt_to_bus(pdev->frame[0].CR_virt_base), S3C244X_CICOCRSA1);
iowrite32(virt_to_bus(pdev->frame[1].CR_virt_base), S3C244X_CICOCRSA2);
iowrite32(virt_to_bus(pdev->frame[2].CR_virt_base), S3C244X_CICOCRSA3);
iowrite32(virt_to_bus(pdev->frame[3].CR_virt_base), S3C244X_CICOCRSA4);
/*
iowrite32(0, S3C244X_CICOCBSA1);
iowrite32(0, S3C244X_CICOCBSA2);
iowrite32(0, S3C244X_CICOCBSA3);
iowrite32(0, S3C244X_CICOCBSA4);
iowrite32(0, S3C244X_CICOCRSA1);
iowrite32(0, S3C244X_CICOCRSA2);
iowrite32(0, S3C244X_CICOCRSA3);
iowrite32(0, S3C244X_CICOCRSA4); */
#endif
#if 0
/* CIPRTRGFMT. */
ciprtrgfmt = (pdev->preTargetHsize<<16) // horizontal pixel number of target image
|(0<<14) // don't mirror or rotation.
|(pdev->preTargetVsize<<0); // vertical pixel number of target image
iowrite32(ciprtrgfmt, S3C244X_CIPRTRGFMT);
/* CIPRCTRL. */
calc_burst_size(2, pdev->preTargetHsize, &mainBurstSize, &remainedBurstSize);
ciprctrl = (mainBurstSize<<19)|(remainedBurstSize<<14);
iowrite32(ciprctrl, S3C244X_CIPRCTRL);
/* CIPRSCCTRL. */
ciprscctrl = ioread32(S3C244X_CIPRSCCTRL);
ciprscctrl &= 1<<15; // clear all other info except 'preview scaler start'.
ciprscctrl |= 0<<30; // 16-bits RGB
iowrite32(ciprscctrl, S3C244X_CIPRSCCTRL); // 16-bit RGB
/* CIPRTAREA. */
iowrite32(pdev->preTargetHsize * pdev->preTargetVsize, S3C244X_CIPRTAREA);
#else
/* CICOTRGFMT. */
cicrtrgfmt = (1<<31) //use input YCbCr:422 mode
|(1<<30) //use output YCbCr:422 mode
|(pdev->v2f.fmt.pix.width<<16) // horizontal pixel number of target image
|(0<<14) // don't mirror or rotation.
|(pdev->v2f.fmt.pix.height<<0); // vertical pixel number of target image
iowrite32(cicrtrgfmt, S3C244X_CICOTRGFMT);
/* CICOCTRL. */
//YCrCb420
calc_burst_size(4, pdev->v2f.fmt.pix.width, &YmainBurstSize, &YremainedBurstSize);
calc_burst_size(4, pdev->v2f.fmt.pix.width/2, &CbCrmainBurstSize, &CbCrremainedBurstSize);
ciccoctrl = (YmainBurstSize<<19) |(YremainedBurstSize<<14)|
(CbCrmainBurstSize<<9)|(CbCrremainedBurstSize<<4);
iowrite32(ciccoctrl, S3C244X_CICOCTRL);
/* CICOSCCTRL. */
//cicoscctrl = ioread32(S3C244X_CICOSCCTRL);
//cicoscctrl &= 1<<15; // clear all other info except 'codec scaler start ?'.
/*cicoscctrl |=|(1<<30)
|(1<<29)
|(1<<16) //horizontal 1:1 scale
|(1<<0 ) ; //vertical 1:1 scale ?
iowrite32(cicoscctrl, S3C244X_CICOSCCTRL); */
/* CICOTAREA. */
iowrite32(pdev->v2f.fmt.pix.width*pdev->v2f.fmt.pix.height, S3C244X_CICOTAREA);
#endif
}