static void rotator_align_size(struct rot_context *rot, u32 fmt, u32 *hsize,
u32 *vsize)
{
struct rot_limit_table *limit_tbl = rot->limit_tbl;
struct rot_limit *limit;
u32 mask, val;
/* Get size limit */
if (fmt == ROT_CONTROL_FMT_RGB888)
limit = &limit_tbl->rgb888;
else
limit = &limit_tbl->ycbcr420_2p;
/* Get mask for rounding to nearest aligned val */
mask = ~((1 << limit->align) - 1);
/* Set aligned width */
val = ROT_ALIGN(*hsize, limit->align, mask);
if (val < limit->min_w)
*hsize = ROT_MIN(limit->min_w, mask);
else if (val > limit->max_w)
*hsize = ROT_MAX(limit->max_w, mask);
else
*hsize = val;
/* Set aligned height */
val = ROT_ALIGN(*vsize, limit->align, mask);
if (val < limit->min_h)
*vsize = ROT_MIN(limit->min_h, mask);
else if (val > limit->max_h)
*vsize = ROT_MAX(limit->max_h, mask);
else
*vsize = val;
}
static void rotator_align_size(struct rot_context *rot, u32 fmt,
struct drm_exynos_pos *pos)
{
struct rot_limit_table *limit_tbl = rot->limit_tbl;
struct rot_limit *limit;
u32 mask, value;
/* Get size limit */
if (fmt == DRM_FORMAT_XRGB8888)
limit = &limit_tbl->rgb888;
else
limit = &limit_tbl->ycbcr420_2p;
/* Get mask for rounding to nearest aligned value */
mask = ~((1 << limit->align) - 1);
/* Set aligned width */
value = ROT_ALIGN(pos->w, limit->align, mask);
if (value < limit->min_w)
pos->w = ROT_MIN(limit->min_w, mask);
else if (value > limit->max_w)
pos->w = ROT_MAX(limit->max_w, mask);
else
pos->w = value;
/* Set aligned height */
value = ROT_ALIGN(pos->h, limit->align, mask);
if (value < limit->min_h)
pos->h = ROT_MIN(limit->min_h, mask);
else if (value > limit->max_h)
pos->h = ROT_MAX(limit->max_h, mask);
else
pos->h = value;
}
