static int fimg2d_check_params(struct fimg2d_blit __user *u)
{
int w, h, i;
struct fimg2d_param *p = &u->param;
struct fimg2d_image *img, *buf[MAX_IMAGES] = image_table(u);
struct fimg2d_scale *scl;
struct fimg2d_clip *clp;
struct fimg2d_rect *r;
if (!u->dst)
return -1;
/* DST op makes no effect */
if (u->op < 0 || u->op == BLIT_OP_DST || u->op >= BLIT_OP_END)
return -1;
for (i = 0; i < MAX_IMAGES; i++) {
img = buf[i];
if (!img)
continue;
w = img->width;
h = img->height;
r = &img->rect;
/* 8000: max width & height */
if (w > 8000 || h > 8000 || r->x1 == r->x2 || r->y1 == r->y2)
return -1;
}
scl = &p->scaling;
if (scl->mode) {
img = buf[ISRC];
r = &img->rect;
/* src_w and src_h of scale must be the equal to src rect */
if (img->addr.type &&
((rect_w(r) != scl->src_w) ||
(rect_h(r) != scl->src_h)))
return -1;
if (!scl->src_w || !scl->src_h || !scl->dst_w || !scl->dst_h)
return -1;
}
clp = &p->clipping;
if (clp->enable) {
img = buf[IDST];
r = &img->rect;
/* clip rect must be within dst rect */
if (clp->x1 >= r->x2 || clp->x2 <= r->x1 ||
clp->y1 >= r->y2 || clp->y2 <= r->y1)
return -1;
}
return 0;
}
void fimg2d_debug_command(struct fimg2d_bltcmd *cmd)
{
int i;
struct fimg2d_param *p = &cmd->blt.param;
struct fimg2d_image *img;
struct fimg2d_rect *r;
struct fimg2d_dma *c;
if (WARN_ON(!cmd->ctx))
return;
pr_info("\n[%s] ctx: %p seq_no(%u)\n", __func__, cmd->ctx, cmd->blt.seq_no);
pr_info(" op: %s(%d)\n", opname(cmd->blt.op), cmd->blt.op);
pr_info(" solid color: 0x%lx\n", p->solid_color);
pr_info(" g_alpha: 0x%x\n", p->g_alpha);
pr_info(" premultiplied: %d\n", p->premult);
if (p->dither)
pr_info(" dither: %d\n", p->dither);
if (p->rotate)
pr_info(" rotate: %d\n", p->rotate);
if (p->repeat.mode) {
pr_info(" repeat: %d, pad color: 0x%lx\n",
p->repeat.mode, p->repeat.pad_color);
}
if (p->bluscr.mode) {
pr_info(" bluescreen mode: %d, bs_color: 0x%lx " \
"bg_color: 0x%lx\n",
p->bluscr.mode, p->bluscr.bs_color,
p->bluscr.bg_color);
}
if (p->scaling.mode) {
pr_info(" scaling %d, s:%d,%d d:%d,%d\n",
p->scaling.mode,
p->scaling.src_w, p->scaling.src_h,
p->scaling.dst_w, p->scaling.dst_h);
}
if (p->clipping.enable) {
pr_info(" clipping LT(%d,%d) RB(%d,%d) WH(%d,%d)\n",
p->clipping.x1, p->clipping.y1,
p->clipping.x2, p->clipping.y2,
rect_w(&p->clipping), rect_h(&p->clipping));
}
for (i = 0; i < MAX_IMAGES; i++) {
img = &cmd->image[i];
r = &img->rect;
if (!img->addr.type)
continue;
pr_info(" %s type: %d addr: 0x%lx\n",
imagename(i), img->addr.type, img->addr.start);
pr_info(" %s width: %d height: %d " \
"stride: %d order: %d format: %s(%d)\n",
imagename(i), img->width, img->height,
img->stride, img->order,
cfname(img->fmt), img->fmt);
pr_info(" %s rect LT(%d,%d) RB(%d,%d) WH(%d,%d)\n",
imagename(i), r->x1, r->y1, r->x2, r->y2,
rect_w(r), rect_h(r));
c = &cmd->dma[i].base;
if (c->size) {
pr_info(" %s dma base addr: 0x%lx " \
"size: 0x%x cached: 0x%x\n",
imagename(i), c->addr, c->size,
c->cached);
}
if (img->plane2.type) {
pr_info(" %s plane2 type: %d addr: 0x%lx\n",
imagename(i), img->plane2.type,
img->plane2.start);
}
c = &cmd->dma[i].plane2;
if (c->size) {
pr_info(" %s dma plane2 addr: 0x%lx " \
"size: 0x%x cached: 0x%x\n",
imagename(i), c->addr, c->size,
c->cached);
}
}
if (cmd->dma_all)
pr_info(" dma size all: 0x%x bytes\n", cmd->dma_all);
pr_info(" L1: 0x%x L2: 0x%x bytes\n", L1_CACHE_SIZE, L2_CACHE_SIZE);
}
void fimg2d_debug_command(struct fimg2d_bltcmd *cmd)
{
int i;
struct fimg2d_blit *blt;
struct fimg2d_image *img;
struct fimg2d_param *p;
struct fimg2d_rect *r;
struct fimg2d_dma *c;
if (WARN_ON(!cmd->ctx))
return;
blt = &cmd->blt;
/* Common information */
pr_info("\n[%s] ctx: %p seq_no(%u)\n", __func__,
cmd->ctx, cmd->blt.seq_no);
pr_info(" use fence: %d\n", blt->use_fence);
pr_info(" Update layer : 0x%lx\n", cmd->src_flag);
if (blt->dither)
pr_info(" dither: %d\n", blt->dither);
/* End of common information */
/* Source information */
for (i = 0; i < MAX_SRC; i++) {
img = &cmd->image_src[i];
if (!img->addr.type)
continue;
p = &img->param;
r = &img->rect;
c = &cmd->dma_src[i].base;
pr_info(" SRC[%d] op: %s(%d)\n",
i, opname(img->op), img->op);
pr_info(" SRC[%d] type: %d addr: 0x%lx\n",
i, img->addr.type, img->addr.start);
pr_info(" SRC[%d] width: %d height: %d ",
i, img->width, img->height);
pr_info(" SRC[%d] stride: %d order: %d format: %s(%d)\n",
i, img->stride, img->order,
cfname(img->fmt), img->fmt);
pr_info(" SRC[%d] rect LT(%d,%d) RB(%d,%d) WH(%d,%d)\n",
i, r->x1, r->y1, r->x2, r->y2,
rect_w(r), rect_h(r));
pr_info(" solid color: 0x%lx\n", p->solid_color);
pr_info(" g_alpha: 0x%x\n", p->g_alpha);
pr_info(" premultiplied: %d\n", p->premult);
if (p->rotate)
pr_info(" rotate: %d\n", p->rotate);
if (p->repeat.mode) {
pr_info(" repeat: %d, pad color: 0x%lx\n",
p->repeat.mode, p->repeat.pad_color);
}
if (p->scaling.mode) {
pr_info(" scaling %d, s:%d,%d d:%d,%d\n",
p->scaling.mode,
p->scaling.src_w, p->scaling.src_h,
p->scaling.dst_w, p->scaling.dst_h);
}
if (p->clipping.enable) {
pr_info(" clipping LT(%d,%d) RB(%d,%d) WH(%d,%d)\n",
p->clipping.x1, p->clipping.y1,
p->clipping.x2, p->clipping.y2,
rect_w(&p->clipping),
rect_h(&p->clipping));
}
if (c->size) {
pr_info(" SRC[%d] dma base addr: %#lx size: %zd cached: %zd\n",
i, c->addr, c->size, c->cached);
pr_info(" SRC[%d] dma iova: %#lx, offset: %zd\n",
i, (unsigned long)c->iova, c->offset);
}
}
/* End of source information */
/* Destination information */
img = &cmd->image_dst;
p = &img->param;
r = &img->rect;
c = &cmd->dma_dst.base;
pr_info(" DST type: %d addr: 0x%lx\n",
img->addr.type, img->addr.start);
pr_info(" DST width: %d height: %d stride: %d order: %d format: %s(%d)\n",
img->width, img->height, img->stride, img->order,
cfname(img->fmt), img->fmt);
pr_info(" DST rect LT(%d,%d) RB(%d,%d) WH(%d,%d)\n",
r->x1, r->y1, r->x2, r->y2,
rect_w(r), rect_h(r));
pr_info(" solid color: 0x%lx\n", p->solid_color);
pr_info(" g_alpha: 0x%x\n", p->g_alpha);
pr_info(" premultiplied: %d\n", p->premult);
if (c->size) {
pr_info(" DST dma base addr: %#lx size: %zd cached: %zd\n",
c->addr, c->size, c->cached);
pr_info(" DST dma iova: %#lx offset: %zd\n",
(unsigned long)c->iova, c->offset);
}
/* End of destination */
if (cmd->dma_all)
pr_info(" dma size all: %zd bytes\n", cmd->dma_all);
}
static void fimg2d_fixup_params(struct fimg2d_bltcmd *cmd)
{
struct fimg2d_param *p = &cmd->param;
struct fimg2d_scale *scl = &p->scaling;
struct fimg2d_repeat *rep = &p->repeat;
struct fimg2d_clip *clp = &p->clipping;
struct fimg2d_image *img, *src, *dst;
struct fimg2d_rect *r, *sr, *dr;
unsigned int ow, oh;
int i;
/* fit dst rect to image width/height */
for (i = 0; i < MAX_IMAGES; i++) {
img = &cmd->image[i];
if (!img)
continue;
r = &img->rect;
if (r->x1 < 0)
r->x1 = 0;
if (r->y1 < 0)
r->y2 = 0;
if (r->x2 > img->width)
r->x2 = img->width;
if (r->y2 > img->height)
r->y2 = img->height;
}
/* avoid devided by zero error */
if (scl->mode &&
(scl->src_w == scl->dst_w && scl->src_h == scl->dst_h))
scl->mode = NO_SCALING;
/* avoid src or dst size is error */
if (scl->mode &&
(scl->src_w == 0 ||
scl->src_h == 0 ||
scl->dst_w == 0 ||
scl->dst_h == 0))
scl->mode = NO_SCALING;
src = &cmd->image[ISRC];
dst = &cmd->image[IDST];
sr = &src->rect;
dr = &dst->rect;
/* fit dst rect to drawing output rect */
if (src->addr.type && !rep->mode) {
ow = rect_w(sr);
oh = rect_h(sr);
if (scl->mode) {
ow = scl->dst_w;
oh = scl->dst_h;
}
if (p->rotate == ROT_90 || p->rotate == ROT_270)
swap(ow, oh);
if (ow < rect_w(dr))
dr->x2 = dr->x1 + ow;
if (oh < rect_h(dr))
dr->y2 = dr->y1 + oh;
}
/* fit clip rect to dst rect */
if (clp->enable) {
if (clp->x1 < dr->x1)
clp->x1 = dr->x1;
if (clp->y1 < dr->y1)
clp->y1 = dr->y1;
if (clp->x2 > dr->x2)
clp->x2 = dr->x2;
if (clp->y2 > dr->y2)
clp->y2 = dr->y2;
}
}