u32 b2r2_get_img_pitch(struct b2r2_blt_img *img)
{
if (img->pitch != 0)
return img->pitch;
else
return b2r2_calc_pitch_from_width(img->width, img->fmt);
}
static bool is_valid_pitch_for_fmt(struct device *dev,
u32 pitch, s32 width, enum b2r2_blt_fmt fmt)
{
s32 complete_width;
u32 pitch_derived_from_width;
complete_width = width_2_complete_width(width, fmt);
pitch_derived_from_width = b2r2_calc_pitch_from_width(dev,
complete_width, fmt);
if (pitch < pitch_derived_from_width)
return false;
switch (fmt) {
case B2R2_BLT_FMT_16_BIT_ARGB4444:
case B2R2_BLT_FMT_16_BIT_ABGR4444:
case B2R2_BLT_FMT_16_BIT_ARGB1555:
case B2R2_BLT_FMT_16_BIT_RGB565:
if (!b2r2_is_aligned(pitch, 2))
return false;
break;
case B2R2_BLT_FMT_CB_Y_CR_Y:
case B2R2_BLT_FMT_24_BIT_RGB888:
case B2R2_BLT_FMT_24_BIT_ARGB8565:
case B2R2_BLT_FMT_24_BIT_YUV888:
case B2R2_BLT_FMT_24_BIT_VUY888:
case B2R2_BLT_FMT_32_BIT_ARGB8888:
case B2R2_BLT_FMT_32_BIT_ABGR8888:
case B2R2_BLT_FMT_32_BIT_AYUV8888:
case B2R2_BLT_FMT_32_BIT_VUYA8888:
if (!b2r2_is_aligned(pitch, 4))
return false;
break;
default:
break;
}
return true;
}
