diff options
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_transfer.c')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_transfer.c | 94 |
1 files changed, 53 insertions, 41 deletions
diff --git a/src/gallium/drivers/nv50/nv50_transfer.c b/src/gallium/drivers/nv50/nv50_transfer.c index 9eb223eca6..9fefed4fef 100644 --- a/src/gallium/drivers/nv50/nv50_transfer.c +++ b/src/gallium/drivers/nv50/nv50_transfer.c @@ -5,10 +5,13 @@ #include "util/u_math.h" #include "nv50_context.h" +#include "nv50_transfer.h" +#include "nv50_resource.h" struct nv50_transfer { struct pipe_transfer base; struct nouveau_bo *bo; + int map_refcnt; unsigned level_offset; unsigned level_tiling; int level_pitch; @@ -120,44 +123,51 @@ nv50_transfer_rect_m2mf(struct pipe_screen *pscreen, } } -static struct pipe_transfer * -nv50_transfer_new(struct pipe_context *pcontext, struct pipe_texture *pt, - unsigned face, unsigned level, unsigned zslice, - enum pipe_transfer_usage usage, - unsigned x, unsigned y, unsigned w, unsigned h) +struct pipe_transfer * +nv50_miptree_transfer_new(struct pipe_context *pcontext, + struct pipe_resource *pt, + struct pipe_subresource sr, + unsigned usage, + const struct pipe_box *box) { struct pipe_screen *pscreen = pcontext->screen; struct nouveau_device *dev = nouveau_screen(pscreen)->device; struct nv50_miptree *mt = nv50_miptree(pt); - struct nv50_miptree_level *lvl = &mt->level[level]; + struct nv50_miptree_level *lvl = &mt->level[sr.level]; struct nv50_transfer *tx; unsigned nx, ny, image = 0; int ret; if (pt->target == PIPE_TEXTURE_CUBE) - image = face; + image = sr.face; tx = CALLOC_STRUCT(nv50_transfer); if (!tx) return NULL; - pipe_texture_reference(&tx->base.texture, pt); - tx->nblocksx = util_format_get_nblocksx(pt->format, u_minify(pt->width0, level)); - tx->nblocksy = util_format_get_nblocksy(pt->format, u_minify(pt->height0, level)); - tx->base.width = w; - tx->base.height = h; + /* Don't handle 3D transfers yet. + */ + assert(box->depth == 1); + + + pipe_resource_reference(&tx->base.resource, pt); + tx->base.sr = sr; + tx->base.usage = usage; + tx->base.box = *box; + tx->nblocksx = util_format_get_nblocksx(pt->format, u_minify(pt->width0, sr.level)); + tx->nblocksy = util_format_get_nblocksy(pt->format, u_minify(pt->height0, sr.level)); tx->base.stride = tx->nblocksx * util_format_get_blocksize(pt->format); tx->base.usage = usage; tx->level_pitch = lvl->pitch; - tx->level_width = u_minify(mt->base.base.width0, level); - tx->level_height = u_minify(mt->base.base.height0, level); - tx->level_depth = u_minify(mt->base.base.depth0, level); + tx->level_width = u_minify(mt->base.base.width0, sr.level); + tx->level_height = u_minify(mt->base.base.height0, sr.level); + tx->level_depth = u_minify(mt->base.base.depth0, sr.level); tx->level_offset = lvl->image_offset[image]; tx->level_tiling = lvl->tile_mode; - tx->level_z = zslice; - tx->level_x = util_format_get_nblocksx(pt->format, x); - tx->level_y = util_format_get_nblocksy(pt->format, y); + tx->level_z = box->z; + tx->level_x = util_format_get_nblocksx(pt->format, box->x); + tx->level_y = util_format_get_nblocksy(pt->format, box->y); ret = nouveau_bo_new(dev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP, 0, tx->nblocksy * tx->base.stride, &tx->bo); if (ret) { @@ -166,12 +176,12 @@ nv50_transfer_new(struct pipe_context *pcontext, struct pipe_texture *pt, } if (usage & PIPE_TRANSFER_READ) { - nx = util_format_get_nblocksx(pt->format, tx->base.width); - ny = util_format_get_nblocksy(pt->format, tx->base.height); + nx = util_format_get_nblocksx(pt->format, box->width); + ny = util_format_get_nblocksy(pt->format, box->height); nv50_transfer_rect_m2mf(pscreen, mt->base.bo, tx->level_offset, tx->level_pitch, tx->level_tiling, - x, y, zslice, + box->x, box->y, box->z, tx->nblocksx, tx->nblocksy, tx->level_depth, tx->bo, 0, @@ -186,15 +196,16 @@ nv50_transfer_new(struct pipe_context *pcontext, struct pipe_texture *pt, return &tx->base; } -static void -nv50_transfer_del(struct pipe_context *pcontext, struct pipe_transfer *ptx) +void +nv50_miptree_transfer_del(struct pipe_context *pcontext, + struct pipe_transfer *ptx) { struct nv50_transfer *tx = (struct nv50_transfer *)ptx; - struct nv50_miptree *mt = nv50_miptree(ptx->texture); - struct pipe_texture *pt = ptx->texture; + struct nv50_miptree *mt = nv50_miptree(ptx->resource); + struct pipe_resource *pt = ptx->resource; - unsigned nx = util_format_get_nblocksx(pt->format, tx->base.width); - unsigned ny = util_format_get_nblocksy(pt->format, tx->base.height); + unsigned nx = util_format_get_nblocksx(pt->format, tx->base.box.width); + unsigned ny = util_format_get_nblocksy(pt->format, tx->base.box.height); if (ptx->usage & PIPE_TRANSFER_WRITE) { struct pipe_screen *pscreen = pcontext->screen; @@ -214,44 +225,45 @@ nv50_transfer_del(struct pipe_context *pcontext, struct pipe_transfer *ptx) } nouveau_bo_ref(NULL, &tx->bo); - pipe_texture_reference(&ptx->texture, NULL); + pipe_resource_reference(&ptx->resource, NULL); FREE(ptx); } -static void * -nv50_transfer_map(struct pipe_context *pcontext, struct pipe_transfer *ptx) +void * +nv50_miptree_transfer_map(struct pipe_context *pcontext, + struct pipe_transfer *ptx) { struct nv50_transfer *tx = (struct nv50_transfer *)ptx; unsigned flags = 0; int ret; + if (tx->map_refcnt++) + return tx->bo->map; + if (ptx->usage & PIPE_TRANSFER_WRITE) flags |= NOUVEAU_BO_WR; if (ptx->usage & PIPE_TRANSFER_READ) flags |= NOUVEAU_BO_RD; ret = nouveau_bo_map(tx->bo, flags); - if (ret) + if (ret) { + tx->map_refcnt = 0; return NULL; + } return tx->bo->map; } -static void -nv50_transfer_unmap(struct pipe_context *pcontext, struct pipe_transfer *ptx) +void +nv50_miptree_transfer_unmap(struct pipe_context *pcontext, + struct pipe_transfer *ptx) { struct nv50_transfer *tx = (struct nv50_transfer *)ptx; + if (--tx->map_refcnt) + return; nouveau_bo_unmap(tx->bo); } -void -nv50_init_transfer_functions(struct nv50_context *nv50) -{ - nv50->pipe.get_tex_transfer = nv50_transfer_new; - nv50->pipe.tex_transfer_destroy = nv50_transfer_del; - nv50->pipe.transfer_map = nv50_transfer_map; - nv50->pipe.transfer_unmap = nv50_transfer_unmap; -} void nv50_upload_sifc(struct nv50_context *nv50, |