struct etna_resource * etna_texture_handle_incompatible(struct pipe_context *pctx, struct pipe_resource *prsc) { struct etna_resource *res = etna_resource(prsc); if (!etna_resource_sampler_compatible(res)) { /* The original resource is not compatible with the sampler. * Allocate an appropriately tiled texture. */ if (!res->texture) { struct pipe_resource templat = *prsc; templat.bind &= ~(PIPE_BIND_DEPTH_STENCIL | PIPE_BIND_RENDER_TARGET | PIPE_BIND_BLENDABLE); res->texture = etna_resource_alloc(pctx->screen, ETNA_LAYOUT_TILED, ETNA_ADDRESSING_MODE_TILED, DRM_FORMAT_MOD_LINEAR, &templat); } if (!res->texture) { return NULL; } res = etna_resource(res->texture); } return res; }
static struct pipe_sampler_view * etna_create_sampler_view(struct pipe_context *pctx, struct pipe_resource *prsc, const struct pipe_sampler_view *so) { struct etna_sampler_view *sv = CALLOC_STRUCT(etna_sampler_view); struct etna_resource *res = etna_resource(prsc); struct etna_context *ctx = etna_context(pctx); const uint32_t format = translate_texture_format(so->format); const bool ext = !!(format & EXT_FORMAT); const uint32_t swiz = get_texture_swiz(so->format, so->swizzle_r, so->swizzle_g, so->swizzle_b, so->swizzle_a); if (!sv) return NULL; if (!etna_resource_sampler_compatible(res)) { /* The original resource is not compatible with the sampler. * Allocate an appropriately tiled texture. */ if (!res->texture) { struct pipe_resource templat = *prsc; templat.bind &= ~(PIPE_BIND_DEPTH_STENCIL | PIPE_BIND_RENDER_TARGET | PIPE_BIND_BLENDABLE); res->texture = etna_resource_alloc(pctx->screen, ETNA_LAYOUT_TILED, DRM_FORMAT_MOD_LINEAR, &templat); } if (!res->texture) { free(sv); return NULL; } res = etna_resource(res->texture); } sv->base = *so; pipe_reference_init(&sv->base.reference, 1); sv->base.texture = NULL; pipe_resource_reference(&sv->base.texture, prsc); sv->base.context = pctx; /* merged with sampler state */ sv->TE_SAMPLER_CONFIG0 = COND(!ext, VIVS_TE_SAMPLER_CONFIG0_FORMAT(format)); sv->TE_SAMPLER_CONFIG0_MASK = 0xffffffff; switch (sv->base.target) { case PIPE_TEXTURE_1D: /* For 1D textures, we will have a height of 1, so we can use 2D * but set T wrap to repeat */ sv->TE_SAMPLER_CONFIG0_MASK = ~VIVS_TE_SAMPLER_CONFIG0_VWRAP__MASK; sv->TE_SAMPLER_CONFIG0 |= VIVS_TE_SAMPLER_CONFIG0_VWRAP(TEXTURE_WRAPMODE_REPEAT); /* fallthrough */ case PIPE_TEXTURE_2D: case PIPE_TEXTURE_RECT: sv->TE_SAMPLER_CONFIG0 |= VIVS_TE_SAMPLER_CONFIG0_TYPE(TEXTURE_TYPE_2D); break; case PIPE_TEXTURE_CUBE: sv->TE_SAMPLER_CONFIG0 |= VIVS_TE_SAMPLER_CONFIG0_TYPE(TEXTURE_TYPE_CUBE_MAP); break; default: BUG("Unhandled texture target"); free(sv); return NULL; } sv->TE_SAMPLER_CONFIG1 = COND(ext, VIVS_TE_SAMPLER_CONFIG1_FORMAT_EXT(format)) | VIVS_TE_SAMPLER_CONFIG1_HALIGN(res->halign) | swiz; sv->TE_SAMPLER_SIZE = VIVS_TE_SAMPLER_SIZE_WIDTH(res->base.width0) | VIVS_TE_SAMPLER_SIZE_HEIGHT(res->base.height0); sv->TE_SAMPLER_LOG_SIZE = VIVS_TE_SAMPLER_LOG_SIZE_WIDTH(etna_log2_fixp55(res->base.width0)) | VIVS_TE_SAMPLER_LOG_SIZE_HEIGHT(etna_log2_fixp55(res->base.height0)); /* Set up levels-of-detail */ for (int lod = 0; lod <= res->base.last_level; ++lod) { sv->TE_SAMPLER_LOD_ADDR[lod].bo = res->bo; sv->TE_SAMPLER_LOD_ADDR[lod].offset = res->levels[lod].offset; sv->TE_SAMPLER_LOD_ADDR[lod].flags = ETNA_RELOC_READ; } sv->min_lod = sv->base.u.tex.first_level << 5; sv->max_lod = MIN2(sv->base.u.tex.last_level, res->base.last_level) << 5; /* Workaround for npot textures -- it appears that only CLAMP_TO_EDGE is * supported when the appropriate capability is not set. */ if (!ctx->specs.npot_tex_any_wrap && (!util_is_power_of_two(res->base.width0) || !util_is_power_of_two(res->base.height0))) { sv->TE_SAMPLER_CONFIG0_MASK = ~(VIVS_TE_SAMPLER_CONFIG0_UWRAP__MASK | VIVS_TE_SAMPLER_CONFIG0_VWRAP__MASK); sv->TE_SAMPLER_CONFIG0 |= VIVS_TE_SAMPLER_CONFIG0_UWRAP(TEXTURE_WRAPMODE_CLAMP_TO_EDGE) | VIVS_TE_SAMPLER_CONFIG0_VWRAP(TEXTURE_WRAPMODE_CLAMP_TO_EDGE); } return &sv->base; }