diff options
Diffstat (limited to 'radeon')
| -rw-r--r-- | radeon/radeon_surface.c | 124 |
1 files changed, 123 insertions, 1 deletions
diff --git a/radeon/radeon_surface.c b/radeon/radeon_surface.c index 4118a37f..593c51c6 100644 --- a/radeon/radeon_surface.c +++ b/radeon/radeon_surface.c @@ -952,6 +952,124 @@ static int eg_surface_best(struct radeon_surface_manager *surf_man, /* =========================================================================== + * Southern Islands family + */ + +static void si_surf_minify_linear_aligned(struct radeon_surface *surf, + unsigned level, + uint32_t xalign, uint32_t yalign, uint32_t zalign, uint32_t slice_align, + unsigned offset) +{ + surf->level[level].npix_x = mip_minify(surf->npix_x, level); + surf->level[level].npix_y = mip_minify(surf->npix_y, level); + surf->level[level].npix_z = mip_minify(surf->npix_z, level); + surf->level[level].nblk_x = (surf->level[level].npix_x + surf->blk_w - 1) / surf->blk_w; + surf->level[level].nblk_y = (surf->level[level].npix_y + surf->blk_h - 1) / surf->blk_h; + surf->level[level].nblk_z = (surf->level[level].npix_z + surf->blk_d - 1) / surf->blk_d; + + /* XXX: Second smallest level uses larger pitch, not sure of the real reason, + * my best guess so far: rows evenly distributed across slice + */ + xalign = MAX2(xalign, slice_align / surf->bpe / surf->level[level].npix_y); + + surf->level[level].nblk_x = ALIGN(surf->level[level].nblk_x, xalign); + surf->level[level].nblk_y = ALIGN(surf->level[level].nblk_y, yalign); + surf->level[level].nblk_z = ALIGN(surf->level[level].nblk_z, zalign); + + surf->level[level].offset = offset; + surf->level[level].pitch_bytes = surf->level[level].nblk_x * surf->bpe * surf->nsamples; + surf->level[level].slice_size = ALIGN(surf->level[level].pitch_bytes * surf->level[level].nblk_y, slice_align); + + surf->bo_size = offset + surf->level[level].slice_size * surf->level[level].nblk_z * surf->array_size; +} + +static int si_surface_init_linear_aligned(struct radeon_surface_manager *surf_man, + struct radeon_surface *surf, + uint64_t offset, unsigned start_level) +{ + uint32_t xalign, yalign, zalign, slice_align; + unsigned i; + + /* compute alignment */ + if (!start_level) { + surf->bo_alignment = MAX2(256, surf_man->hw_info.group_bytes); + } + xalign = MAX2(8, 64 / surf->bpe); + yalign = 1; + zalign = 1; + slice_align = MAX2(64 * surf->bpe, surf_man->hw_info.group_bytes); + + /* build mipmap tree */ + for (i = start_level; i <= surf->last_level; i++) { + surf->level[i].mode = RADEON_SURF_MODE_LINEAR_ALIGNED; + si_surf_minify_linear_aligned(surf, i, xalign, yalign, zalign, slice_align, offset); + /* level0 and first mipmap need to have alignment */ + offset = surf->bo_size; + if ((i == 0)) { + offset = ALIGN(offset, surf->bo_alignment); + } + } + return 0; +} + +static int si_surface_init(struct radeon_surface_manager *surf_man, + struct radeon_surface *surf) +{ + unsigned mode; + int r; + + /* MSAA surfaces support the 2D mode only. */ + if (surf->nsamples > 1) { + surf->flags = RADEON_SURF_CLR(surf->flags, MODE); + surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_2D, MODE); + } + + /* tiling mode */ + mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK; + + if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER)) { + /* zbuffer only support 1D or 2D tiled surface */ + switch (mode) { + case RADEON_SURF_MODE_1D: + case RADEON_SURF_MODE_2D: + break; + default: + mode = RADEON_SURF_MODE_1D; + surf->flags = RADEON_SURF_CLR(surf->flags, MODE); + surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE); + break; + } + } + + r = eg_surface_sanity(surf_man, surf, mode); + if (r) { + return r; + } + + surf->stencil_offset = 0; + surf->stencil_tile_split = 0; + + /* check tiling mode */ + switch (mode) { + case RADEON_SURF_MODE_LINEAR: + r = r6_surface_init_linear(surf_man, surf, 0, 0); + break; + case RADEON_SURF_MODE_LINEAR_ALIGNED: + r = si_surface_init_linear_aligned(surf_man, surf, 0, 0); + break; + case RADEON_SURF_MODE_1D: + r = eg_surface_init_1d(surf_man, surf, 0, 0); + break; + case RADEON_SURF_MODE_2D: + r = eg_surface_init_2d(surf_man, surf, 0, 0); + break; + default: + return -EINVAL; + } + return r; +} + +/* =========================================================================== * public API */ struct radeon_surface_manager *radeon_surface_manager_new(int fd) @@ -980,7 +1098,11 @@ struct radeon_surface_manager *radeon_surface_manager_new(int fd) if (eg_init_hw_info(surf_man)) { goto out_err; } - surf_man->surface_init = &eg_surface_init; + if (surf_man->family <= CHIP_ARUBA) { + surf_man->surface_init = &eg_surface_init; + } else { + surf_man->surface_init = &si_surface_init; + } surf_man->surface_best = &eg_surface_best; } |