/**
* ispresizer_config_size - Configures input and output image size.
* @input_w: input width for the resizer in number of pixels per line.
* @input_h: input height for the resizer in number of lines.
* @output_w: output width from the resizer in number of pixels per line.
* @output_h: output height for the resizer in number of lines.
*
* Configures the appropriate values stored in the isp_res structure in the
* resizer registers.
*
* Returns 0 if successful, or -EINVAL if passed values haven't been verified
* with ispresizer_try_size() previously.
**/
int ispresizer_config_size(u32 input_w, u32 input_h, u32 output_w,
u32 output_h)
{
int i, j;
u32 res;
DPRINTK_ISPRESZ("ispresizer_config_size()+, input_w = %d,input_h ="
" %d, output_w = %d, output_h"
" = %d,hresz = %d,vresz = %d,"
" hcrop = %d, vcrop = %d,"
" hstph = %d, vstph = %d\n",
ispres_obj.inputwidth,
ispres_obj.inputheight,
ispres_obj.outputwidth,
ispres_obj.outputheight,
ispres_obj.h_resz,
ispres_obj.v_resz,
ispres_obj.ipwd_crop,
ispres_obj.ipht_crop,
ispres_obj.h_startphase,
ispres_obj.v_startphase);
if ((output_w != ispres_obj.outputwidth)
|| (output_h != ispres_obj.outputheight)) {
printk(KERN_ERR "Output parameters passed do not match the"
" values calculated by the"
" trysize passed w %d, h %d"
" \n", output_w , output_h);
return -EINVAL;
}
/* Set Resizer input address and offset adderss */
ispresizer_config_inlineoffset(isp_reg_readl(OMAP3_ISP_IOMEM_PREV,
ISPPRV_WADD_OFFSET));
res = isp_reg_readl(OMAP3_ISP_IOMEM_RESZ, ISPRSZ_CNT) &
~(ISPRSZ_CNT_HSTPH_MASK | ISPRSZ_CNT_VSTPH_MASK);
isp_reg_writel(res |
(ispres_obj.h_startphase << ISPRSZ_CNT_HSTPH_SHIFT) |
(ispres_obj.v_startphase << ISPRSZ_CNT_VSTPH_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_CNT);
/* Set start address for cropping */
isp_reg_writel(ispres_obj.tmp_buf + isp_get_buf_offset(),
OMAP3_ISP_IOMEM_RESZ, ISPRSZ_SDR_INADD);
/*
isp_reg_writel(
((ispres_obj.ipwd_crop & 15) << ISPRSZ_IN_START_HORZ_ST_SHIFT) |
(0x00 << ISPRSZ_IN_START_VERT_ST_SHIFT),
OMAP3_ISP_IOMEM_RESZ, ISPRSZ_IN_START);
*/
isp_reg_writel((0x00 << ISPRSZ_IN_START_HORZ_ST_SHIFT) |
(0x00 << ISPRSZ_IN_START_VERT_ST_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_IN_START);
isp_reg_writel((ispres_obj.inputwidth << ISPRSZ_IN_SIZE_HORZ_SHIFT) |
(ispres_obj.inputheight <<
ISPRSZ_IN_SIZE_VERT_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_IN_SIZE);
if (!ispres_obj.algo) {
isp_reg_writel((output_w << ISPRSZ_OUT_SIZE_HORZ_SHIFT) |
(output_h << ISPRSZ_OUT_SIZE_VERT_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_OUT_SIZE);
} else {
isp_reg_writel(((output_w - 4) << ISPRSZ_OUT_SIZE_HORZ_SHIFT) |
(output_h << ISPRSZ_OUT_SIZE_VERT_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_OUT_SIZE);
}
res = isp_reg_readl(OMAP3_ISP_IOMEM_RESZ, ISPRSZ_CNT) &
~(ISPRSZ_CNT_HRSZ_MASK | ISPRSZ_CNT_VRSZ_MASK);
isp_reg_writel(res |
((ispres_obj.h_resz - 1) << ISPRSZ_CNT_HRSZ_SHIFT) |
((ispres_obj.v_resz - 1) << ISPRSZ_CNT_VRSZ_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_CNT);
/* write filter coefficients */
/* why not call isp_write_filter_coefs() ? */
if (ispres_obj.h_resz <= MID_RESIZE_VALUE) {
j = 0;
for (i = 0; i < 16; i++) {
isp_reg_writel(
(ispres_obj.coeflist.h_filter_coef_4tap[j]
<< ISPRSZ_HFILT10_COEF0_SHIFT) |
(ispres_obj.coeflist.h_filter_coef_4tap[j + 1]
<< ISPRSZ_HFILT10_COEF1_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_HFILT10 + (i * 0x04));
j += 2;
}
} else {
j = 0;
for (i = 0; i < 16; i++) {
if ((i + 1) % 4 == 0) {
isp_reg_writel((ispres_obj.coeflist.
h_filter_coef_7tap[j] <<
ISPRSZ_HFILT10_COEF0_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_HFILT10 + (i * 0x04));
j += 1;
} else {
isp_reg_writel((ispres_obj.coeflist.
h_filter_coef_7tap[j] <<
ISPRSZ_HFILT10_COEF0_SHIFT) |
(ispres_obj.coeflist.
h_filter_coef_7tap[j+1] <<
ISPRSZ_HFILT10_COEF1_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_HFILT10 + (i * 0x04));
j += 2;
}
}
}
if (ispres_obj.v_resz <= MID_RESIZE_VALUE) {
j = 0;
for (i = 0; i < 16; i++) {
isp_reg_writel((ispres_obj.coeflist.
v_filter_coef_4tap[j] <<
ISPRSZ_VFILT10_COEF0_SHIFT) |
(ispres_obj.coeflist.
v_filter_coef_4tap[j + 1] <<
ISPRSZ_VFILT10_COEF1_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_VFILT10 + (i * 0x04));
j += 2;
}
} else {
j = 0;
for (i = 0; i < 16; i++) {
if ((i + 1) % 4 == 0) {
isp_reg_writel((ispres_obj.coeflist.
v_filter_coef_7tap[j] <<
ISPRSZ_VFILT10_COEF0_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_VFILT10 + (i * 0x04));
j += 1;
} else {
isp_reg_writel((ispres_obj.coeflist.
v_filter_coef_7tap[j] <<
ISPRSZ_VFILT10_COEF0_SHIFT) |
(ispres_obj.coeflist.
v_filter_coef_7tap[j+1] <<
ISPRSZ_VFILT10_COEF1_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_VFILT10 + (i * 0x04));
j += 2;
}
}
}
ispresizer_config_outlineoffset(output_w*2);
DPRINTK_ISPRESZ("ispresizer_config_size()-\n");
return 0;
}
/**
* ispresizer_config_size - Configures input and output image size.
* @input_w: input width for the resizer in number of pixels per line.
* @input_h: input height for the resizer in number of lines.
* @output_w: output width from the resizer in number of pixels per line.
* @output_h: output height for the resizer in number of lines.
*
* Configures the appropriate values stored in the isp_res structure in the
* resizer registers.
*
* Returns 0 if successful, or -1 if passed values haven't been verified
* with ispresizer_try_size() previously.
**/
int ispresizer_config_size(u32 input_w, u32 input_h, u32 output_w,
u32 output_h)
{
int i, j;
u32 res;
DPRINTK_ISPRESZ("ispresizer_config_size()+, input_w = %d,input_h ="
" %d, output_w = %d, output_h"
" = %d,hresz = %d,vresz = %d,"
" hcrop = %d, vcrop = %d,"
" hstph = %d, vstph = %d,"
"algo = %d\n",
ispres_obj.inputwidth,
ispres_obj.inputheight,
ispres_obj.outputwidth,
ispres_obj.outputheight,
ispres_obj.h_resz,
ispres_obj.v_resz,
ispres_obj.ipwd_crop,
ispres_obj.ipht_crop,
ispres_obj.h_startphase,
ispres_obj.v_startphase,
ispres_obj.algo);
if ((output_w != ispres_obj.outputwidth)
|| (output_h != ispres_obj.outputheight)) {
DPRINTK_ISPRESZ( "Output parameters passed do not match the"
" values calculated by the"
" trysize passed w %d, h %d"
" \n", output_w , output_h);
return -1;
}
res = isp_reg_readl(OMAP3_ISP_IOMEM_RESZ, ISPRSZ_CNT) &
~(ISPRSZ_CNT_HSTPH_MASK | ISPRSZ_CNT_VSTPH_MASK);
isp_reg_writel(res |
(ispres_obj.h_startphase << ISPRSZ_CNT_HSTPH_SHIFT) |
(ispres_obj.v_startphase << ISPRSZ_CNT_VSTPH_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_CNT);
isp_reg_writel(0,OMAP3_ISP_IOMEM_RESZ, ISPRSZ_SDR_INADD);
isp_reg_writel(0,OMAP3_ISP_IOMEM_RESZ, ISPRSZ_SDR_INOFF);
isp_reg_writel(
((ispres_obj.ipwd_crop * 2 + 1) << ISPRSZ_IN_START_HORZ_ST_SHIFT) |
(ispres_obj.ipht_crop << ISPRSZ_IN_START_VERT_ST_SHIFT),
OMAP3_ISP_IOMEM_RESZ, ISPRSZ_IN_START);
#if 0
isp_reg_writel((0x00 << ISPRSZ_IN_START_HORZ_ST_SHIFT) |
(0x00 << ISPRSZ_IN_START_VERT_ST_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_IN_START);
#endif
isp_reg_writel((ispres_obj.inputwidth << ISPRSZ_IN_SIZE_HORZ_SHIFT) |
(ispres_obj.inputheight <<
ISPRSZ_IN_SIZE_VERT_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_IN_SIZE);
if (!ispres_obj.algo) {
isp_reg_writel((output_w << ISPRSZ_OUT_SIZE_HORZ_SHIFT) |
(output_h << ISPRSZ_OUT_SIZE_VERT_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_OUT_SIZE);
} else {
isp_reg_writel(((output_w - 4) << ISPRSZ_OUT_SIZE_HORZ_SHIFT) |
(output_h << ISPRSZ_OUT_SIZE_VERT_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_OUT_SIZE);
}
res = isp_reg_readl(OMAP3_ISP_IOMEM_RESZ, ISPRSZ_CNT) &
~(ISPRSZ_CNT_HRSZ_MASK | ISPRSZ_CNT_VRSZ_MASK);
isp_reg_writel(res |
((ispres_obj.h_resz - 1) << ISPRSZ_CNT_HRSZ_SHIFT) |
((ispres_obj.v_resz - 1) << ISPRSZ_CNT_VRSZ_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_CNT);
if (ispres_obj.h_resz <= MID_RESIZE_VALUE) {
j = 0;
for (i = 0; i < 16; i++) {
isp_reg_writel(
(ispres_obj.coeflist.h_filter_coef_4tap[j]
<< ISPRSZ_HFILT10_COEF0_SHIFT) |
(ispres_obj.coeflist.h_filter_coef_4tap[j + 1]
<< ISPRSZ_HFILT10_COEF1_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_HFILT10 + (i * 0x04));
j += 2;
}
} else {
j = 0;
for (i = 0; i < 16; i++) {
if ((i + 1) % 4 == 0) {
isp_reg_writel((ispres_obj.coeflist.
h_filter_coef_7tap[j] <<
ISPRSZ_HFILT10_COEF0_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_HFILT10 + (i * 0x04));
j += 1;
} else {
isp_reg_writel((ispres_obj.coeflist.
h_filter_coef_7tap[j] <<
ISPRSZ_HFILT10_COEF0_SHIFT) |
(ispres_obj.coeflist.
h_filter_coef_7tap[j+1] <<
ISPRSZ_HFILT10_COEF1_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_HFILT10 + (i * 0x04));
j += 2;
}
}
}
if (ispres_obj.v_resz <= MID_RESIZE_VALUE) {
j = 0;
for (i = 0; i < 16; i++) {
isp_reg_writel((ispres_obj.coeflist.
v_filter_coef_4tap[j] <<
ISPRSZ_VFILT10_COEF0_SHIFT) |
(ispres_obj.coeflist.
v_filter_coef_4tap[j + 1] <<
ISPRSZ_VFILT10_COEF1_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_VFILT10 + (i * 0x04));
j += 2;
}
} else {
j = 0;
for (i = 0; i < 16; i++) {
if ((i + 1) % 4 == 0) {
isp_reg_writel((ispres_obj.coeflist.
v_filter_coef_7tap[j] <<
ISPRSZ_VFILT10_COEF0_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_VFILT10 + (i * 0x04));
j += 1;
} else {
isp_reg_writel((ispres_obj.coeflist.
v_filter_coef_7tap[j] <<
ISPRSZ_VFILT10_COEF0_SHIFT) |
(ispres_obj.coeflist.
v_filter_coef_7tap[j+1] <<
ISPRSZ_VFILT10_COEF1_SHIFT),
OMAP3_ISP_IOMEM_RESZ,
ISPRSZ_VFILT10 + (i * 0x04));
j += 2;
}
}
}
ispresizer_config_outlineoffset(output_w*2);
DPRINTK_ISPRESZ("ispresizer_config_size()-\n");
return 0;
}
