X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fgallium%2Fdrivers%2Fnv50%2Fnv50_miptree.c;h=e091cae602423023ac2f960805b8336aeedf0db5;hb=915b3529b9794c0d41f37b33365eeeb9b2152e9d;hp=93479a0314a2c2279ead0ea25183d44166fad27b;hpb=f67bc2e87255298ac22e8ccd98f482cc62d0ec26;p=mesa.git diff --git a/src/gallium/drivers/nv50/nv50_miptree.c b/src/gallium/drivers/nv50/nv50_miptree.c index 93479a0314a..e091cae6024 100644 --- a/src/gallium/drivers/nv50/nv50_miptree.c +++ b/src/gallium/drivers/nv50/nv50_miptree.c @@ -22,19 +22,63 @@ #include "pipe/p_state.h" #include "pipe/p_defines.h" -#include "pipe/p_inlines.h" +#include "util/u_inlines.h" +#include "util/u_format.h" #include "nv50_context.h" +/* The restrictions in tile mode selection probably aren't necessary. */ +static INLINE uint32_t +get_tile_mode(unsigned ny, unsigned d) +{ + uint32_t tile_mode = 0x00; + + if (ny > 32) tile_mode = 0x04; /* height 64 tiles */ + else + if (ny > 16) tile_mode = 0x03; /* height 32 tiles */ + else + if (ny > 8) tile_mode = 0x02; /* height 16 tiles */ + else + if (ny > 4) tile_mode = 0x01; /* height 8 tiles */ + + if (d == 1) + return tile_mode; + else + if (tile_mode > 0x02) + tile_mode = 0x02; + + if (d > 16 && tile_mode < 0x02) + return tile_mode | 0x50; /* depth 32 tiles */ + if (d > 8) return tile_mode | 0x40; /* depth 16 tiles */ + if (d > 4) return tile_mode | 0x30; /* depth 8 tiles */ + if (d > 2) return tile_mode | 0x20; /* depth 4 tiles */ + + return tile_mode | 0x10; +} + +static INLINE unsigned +get_zslice_offset(unsigned tile_mode, unsigned z, unsigned pitch, unsigned nb_h) +{ + unsigned tile_h = get_tile_height(tile_mode); + unsigned tile_d = get_tile_depth(tile_mode); + + /* pitch_2d == to next slice within this volume-tile */ + /* pitch_3d == size (in bytes) of a volume-tile */ + unsigned pitch_2d = tile_h * 64; + unsigned pitch_3d = tile_d * align(nb_h, tile_h) * pitch; + + return (z % tile_d) * pitch_2d + (z / tile_d) * pitch_3d; +} + static struct pipe_texture * nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp) { struct nouveau_device *dev = nouveau_screen(pscreen)->device; struct nv50_miptree *mt = CALLOC_STRUCT(nv50_miptree); struct pipe_texture *pt = &mt->base.base; - unsigned width = tmp->width[0], height = tmp->height[0]; - unsigned depth = tmp->depth[0]; - uint32_t tile_mode, tile_flags, tile_h; + unsigned width = tmp->width0, height = tmp->height0; + unsigned depth = tmp->depth0, image_alignment; + uint32_t tile_flags; int ret, i, l; *pt = *tmp; @@ -45,80 +89,75 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp) case PIPE_FORMAT_Z32_FLOAT: tile_flags = 0x4800; break; - case PIPE_FORMAT_Z24S8_UNORM: - tile_flags = 0x1800; - break; - case PIPE_FORMAT_X8Z24_UNORM: case PIPE_FORMAT_S8Z24_UNORM: - tile_flags = 0x2800; + tile_flags = 0x1800; break; - default: - tile_flags = 0x7000; + case PIPE_FORMAT_Z16_UNORM: + tile_flags = 0x6c00; break; - } - - if (pt->height[0] > 32) tile_mode = 4; - else if (pt->height[0] > 16) tile_mode = 3; - else if (pt->height[0] > 8) tile_mode = 2; - else if (pt->height[0] > 4) tile_mode = 1; - else tile_mode = 0; - tile_h = 1 << (tile_mode + 2); - - switch (pt->target) { - case PIPE_TEXTURE_3D: - mt->image_nr = pt->depth[0]; + case PIPE_FORMAT_Z24X8_UNORM: + case PIPE_FORMAT_Z24S8_UNORM: + tile_flags = 0x2800; break; - case PIPE_TEXTURE_CUBE: - mt->image_nr = 6; + case PIPE_FORMAT_R32G32B32A32_FLOAT: + case PIPE_FORMAT_R32G32B32_FLOAT: + tile_flags = 0x7400; break; default: - mt->image_nr = 1; + if ((pt->tex_usage & PIPE_TEXTURE_USAGE_SCANOUT) && + util_format_get_blocksizebits(pt->format) == 32) + tile_flags = 0x7a00; + else + tile_flags = 0x7000; break; } + /* XXX: texture arrays */ + mt->image_nr = (pt->target == PIPE_TEXTURE_CUBE) ? 6 : 1; + for (l = 0; l <= pt->last_level; l++) { struct nv50_miptree_level *lvl = &mt->level[l]; - - pt->width[l] = width; - pt->height[l] = height; - pt->depth[l] = depth; - pt->nblocksx[l] = pf_get_nblocksx(&pt->block, width); - pt->nblocksy[l] = pf_get_nblocksy(&pt->block, height); + unsigned nblocksy = util_format_get_nblocksy(pt->format, height); lvl->image_offset = CALLOC(mt->image_nr, sizeof(int)); - lvl->pitch = align(pt->width[l] * pt->block.size, 64); - lvl->tile_mode = tile_mode; + lvl->pitch = align(util_format_get_stride(pt->format, width), 64); + lvl->tile_mode = get_tile_mode(nblocksy, depth); - width = MAX2(1, width >> 1); - height = MAX2(1, height >> 1); - depth = MAX2(1, depth >> 1); - - if (tile_mode && height <= (tile_h >> 1)) { - tile_mode--; - tile_h >>= 1; - } + width = u_minify(width, 1); + height = u_minify(height, 1); + depth = u_minify(depth, 1); } + image_alignment = get_tile_height(mt->level[0].tile_mode) * 64; + image_alignment *= get_tile_depth(mt->level[0].tile_mode); + + /* NOTE the distinction between arrays of mip-mapped 2D textures and + * mip-mapped 3D textures. We can't use image_nr == depth for 3D mip. + */ for (i = 0; i < mt->image_nr; i++) { for (l = 0; l <= pt->last_level; l++) { struct nv50_miptree_level *lvl = &mt->level[l]; int size; - tile_h = 1 << (lvl->tile_mode + 2); + unsigned tile_h = get_tile_height(lvl->tile_mode); + unsigned tile_d = get_tile_depth(lvl->tile_mode); - size = align(pt->width[l], 8) * pt->block.size; - size = align(size, 64); - size *= align(pt->height[l], tile_h); + size = lvl->pitch; + size *= align(util_format_get_nblocksy(pt->format, u_minify(pt->height0, l)), tile_h); + size *= align(u_minify(pt->depth0, l), tile_d); lvl->image_offset[i] = mt->total_size; mt->total_size += size; } + mt->total_size = align(mt->total_size, image_alignment); } ret = nouveau_bo_new_tile(dev, NOUVEAU_BO_VRAM, 256, mt->total_size, mt->level[0].tile_mode, tile_flags, &mt->base.bo); if (ret) { + for (l = 0; l <= pt->last_level; ++l) + FREE(mt->level[l].image_offset); FREE(mt); return NULL; } @@ -135,7 +174,7 @@ nv50_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt, /* Only supports 2D, non-mipmapped textures for the moment */ if (pt->target != PIPE_TEXTURE_2D || pt->last_level != 0 || - pt->depth[0] != 1) + pt->depth0 != 1) return NULL; mt = CALLOC_STRUCT(nv50_miptree); @@ -158,6 +197,10 @@ static void nv50_miptree_destroy(struct pipe_texture *pt) { struct nv50_miptree *mt = nv50_miptree(pt); + unsigned l; + + for (l = 0; l <= pt->last_level; ++l) + FREE(mt->level[l].image_offset); nouveau_bo_ref(NULL, &mt->base.bo); FREE(mt); @@ -171,23 +214,18 @@ nv50_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt, struct nv50_miptree *mt = nv50_miptree(pt); struct nv50_miptree_level *lvl = &mt->level[level]; struct pipe_surface *ps; - int img; + unsigned img = 0; if (pt->target == PIPE_TEXTURE_CUBE) img = face; - else - if (pt->target == PIPE_TEXTURE_3D) - img = zslice; - else - img = 0; ps = CALLOC_STRUCT(pipe_surface); if (!ps) return NULL; pipe_texture_reference(&ps->texture, pt); ps->format = pt->format; - ps->width = pt->width[level]; - ps->height = pt->height[level]; + ps->width = u_minify(pt->width0, level); + ps->height = u_minify(pt->height0, level); ps->usage = flags; pipe_reference_init(&ps->reference, 1); ps->face = face; @@ -195,6 +233,12 @@ nv50_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt, ps->zslice = zslice; ps->offset = lvl->image_offset[img]; + if (pt->target == PIPE_TEXTURE_3D) { + unsigned nb_h = util_format_get_nblocksy(pt->format, ps->height); + ps->offset += get_zslice_offset(lvl->tile_mode, zslice, + lvl->pitch, nb_h); + } + return ps; } @@ -211,9 +255,10 @@ void nv50_screen_init_miptree_functions(struct pipe_screen *pscreen) { pscreen->texture_create = nv50_miptree_create; - pscreen->texture_blanket = nv50_miptree_blanket; pscreen->texture_destroy = nv50_miptree_destroy; pscreen->get_tex_surface = nv50_miptree_surface_new; pscreen->tex_surface_destroy = nv50_miptree_surface_del; + + nouveau_screen(pscreen)->texture_blanket = nv50_miptree_blanket; }