static void outer_flush_clip_range(struct fimg2d_bltcmd *cmd)
{
struct mm_struct *mm;
struct fimg2d_blit *blt = &cmd->blt;
struct fimg2d_image *img;
struct fimg2d_clip *clp;
struct fimg2d_rect *r;
struct fimg2d_dma *c;
int clp_x, clp_w, clp_h, y, i, dir;
int x1, y1, x2, y2, bpp, stride;
unsigned long start;
if (WARN_ON(!cmd->ctx))
return;
mm = cmd->ctx->mm;
clp = &blt->param.clipping;
dir = CACHE_CLEAN;
for (i = 0; i < MAX_IMAGES; i++) {
img = &cmd->image[i];
/* clean pagetable on outercache */
c = &cmd->dma[i].base;
if (c->size)
fimg2d_clean_outer_pagetable(mm, c->addr, c->size);
c = &cmd->dma[i].plane2;
if (c->size)
fimg2d_clean_outer_pagetable(mm, c->addr, c->size);
if (i == IMAGE_DST)
dir = CACHE_FLUSH;
/* 1st plane */
c = &cmd->dma[i].base;
if (!c->cached)
continue;
r = &img->rect;
if (i == IMAGE_DST && clp->enable) {
x1 = clp->x1;
y1 = clp->y1;
x2 = clp->x2;
y2 = clp->y2;
} else {
x1 = r->x1;
y1 = r->y1;
x2 = r->x2;
y2 = r->y2;
}
bpp = bit_per_pixel(img, 0);
stride = width2bytes(img->width, bpp);
clp_x = pixel2offset(x1, bpp);
clp_w = width2bytes(x2 - x1, bpp);
clp_h = y2 - y1;
if (is_outer_flushrange(stride - clp_w))
fimg2d_dma_sync_outer(mm, c->addr, c->cached, dir);
else {
for (y = 0; y < clp_h; y++) {
start = c->addr + (stride * y) + clp_x;
fimg2d_dma_sync_outer(mm, start, clp_w, dir);
}
}
/* 2nd plane */
if (!is_yuvfmt(img->fmt))
continue;
if (img->order != P2_CRCB && img->order != P2_CBCR)
continue;
c = &cmd->dma[i].plane2;
if (!c->cached)
continue;
bpp = bit_per_pixel(img, 1);
stride = width2bytes(img->width, bpp);
clp_x = pixel2offset(x1, bpp);
clp_w = width2bytes(x2 - x1, bpp);
if (img->fmt == CF_YCBCR_420)
clp_h = (y2 - y1)/2;
else
clp_h = y2 - y1;
if (is_outer_flushrange(stride - clp_w))
fimg2d_dma_sync_outer(mm, c->addr, c->cached, dir);
else {
for (y = 0; y < clp_h; y++) {
start = c->addr + (stride * y) + clp_x;
fimg2d_dma_sync_outer(mm, start, clp_w, dir);
}
}
}
}
static int fimg2d_check_dma_sync(struct fimg2d_bltcmd *cmd)
{
struct mm_struct *mm = cmd->ctx->mm;
struct fimg2d_param *p = &cmd->param;
struct fimg2d_image *img;
struct fimg2d_clip *clp;
struct fimg2d_rect *r;
struct fimg2d_dma *c;
enum pt_status pt;
int clip_x, clip_w, clip_h, y, dir, i;
unsigned long clip_start;
clp = &p->clipping;
for (i = 0; i < MAX_IMAGES; i++) {
img = &cmd->image[i];
c = &cmd->dma[i];
r = &img->rect;
if (!img->addr.type)
continue;
/* caculate horizontally clipped region */
if (i == IMAGE_DST && clp->enable) {
c->addr = img->addr.start + (img->stride * clp->y1);
c->size = img->stride * (clp->y2 - clp->y1);
} else {
c->addr = img->addr.start + (img->stride * r->y1);
c->size = img->stride * (r->y2 - r->y1);
}
/* check pagetable */
if (img->addr.type == ADDR_USER) {
pt = fimg2d_check_pagetable(mm, c->addr, c->size);
if (pt == PT_FAULT)
return -1;
}
if (img->need_cacheopr && i != IMAGE_TMP) {
c->cached = c->size;
cmd->dma_all += c->cached;
}
}
#ifdef PERF_PROFILE
perf_start(cmd->ctx, PERF_INNERCACHE);
#endif
if (is_inner_flushall(cmd->dma_all))
flush_all_cpu_caches();
else {
for (i = 0; i < MAX_IMAGES; i++) {
img = &cmd->image[i];
c = &cmd->dma[i];
r = &img->rect;
if (!img->addr.type || !c->cached)
continue;
if (i == IMAGE_DST)
dir = DMA_BIDIRECTIONAL;
else
dir = DMA_TO_DEVICE;
if (i == IDST && clp->enable) {
clip_w = width2bytes(clp->x2 - clp->x1,
img->fmt);
clip_x = pixel2offset(clp->x1, img->fmt);
clip_h = clp->y2 - clp->y1;
} else {
clip_w = width2bytes(r->x2 - r->x1, img->fmt);
clip_x = pixel2offset(r->x1, img->fmt);
clip_h = r->y2 - r->y1;
}
if (is_inner_flushrange(img->stride - clip_w))
fimg2d_dma_sync_inner(c->addr, c->cached, dir);
else {
for (y = 0; y < clip_h; y++) {
clip_start = c->addr +
(img->stride * y) + clip_x;
fimg2d_dma_sync_inner(clip_start,
clip_w, dir);
}
}
}
}
#ifdef PERF_PROFILE
perf_end(cmd->ctx, PERF_INNERCACHE);
#endif
#ifdef CONFIG_OUTER_CACHE
#ifdef PERF_PROFILE
perf_start(cmd->ctx, PERF_OUTERCACHE);
#endif
if (is_outer_flushall(cmd->dma_all))
outer_flush_all();
else {
for (i = 0; i < MAX_IMAGES; i++) {
img = &cmd->image[i];
c = &cmd->dma[i];
r = &img->rect;
if (!img->addr.type)
continue;
/* clean pagetable */
if (img->addr.type == ADDR_USER)
fimg2d_clean_outer_pagetable(mm, c->addr, c->size);
if (!c->cached)
continue;
if (i == IMAGE_DST)
dir = CACHE_FLUSH;
else
dir = CACHE_CLEAN;
if (i == IDST && clp->enable) {
clip_w = width2bytes(clp->x2 - clp->x1,
img->fmt);
clip_x = pixel2offset(clp->x1, img->fmt);
clip_h = clp->y2 - clp->y1;
} else {
clip_w = width2bytes(r->x2 - r->x1, img->fmt);
clip_x = pixel2offset(r->x1, img->fmt);
clip_h = r->y2 - r->y1;
}
if (is_outer_flushrange(img->stride - clip_w))
fimg2d_dma_sync_outer(mm, c->addr,
c->cached, dir);
else {
for (y = 0; y < clip_h; y++) {
clip_start = c->addr +
(img->stride * y) + clip_x;
fimg2d_dma_sync_outer(mm, clip_start,
clip_w, dir);
}
}
}
}
#ifdef PERF_PROFILE
perf_end(cmd->ctx, PERF_OUTERCACHE);
#endif
#endif
return 0;
}
