| /* |
| * Copyright © 2014-2017 Broadcom |
| * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org> |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| * IN THE SOFTWARE. |
| */ |
| |
| #include "util/u_blit.h" |
| #include "util/u_memory.h" |
| #include "util/u_format.h" |
| #include "util/u_inlines.h" |
| #include "util/u_surface.h" |
| #include "util/u_upload_mgr.h" |
| |
| #include "drm_fourcc.h" |
| #include "vc5_screen.h" |
| #include "vc5_context.h" |
| #include "vc5_resource.h" |
| #include "vc5_tiling.h" |
| #include "broadcom/cle/v3d_packet_v33_pack.h" |
| |
| #ifndef DRM_FORMAT_MOD_INVALID |
| #define DRM_FORMAT_MOD_INVALID ((1ULL << 56) - 1) |
| #endif |
| |
| static void |
| vc5_debug_resource_layout(struct vc5_resource *rsc, const char *caller) |
| { |
| if (!(V3D_DEBUG & V3D_DEBUG_SURFACE)) |
| return; |
| |
| struct pipe_resource *prsc = &rsc->base; |
| |
| if (prsc->target == PIPE_BUFFER) { |
| fprintf(stderr, |
| "rsc %s %p (format %s), %dx%d buffer @0x%08x-0x%08x\n", |
| caller, rsc, |
| util_format_short_name(prsc->format), |
| prsc->width0, prsc->height0, |
| rsc->bo->offset, |
| rsc->bo->offset + rsc->bo->size - 1); |
| return; |
| } |
| |
| static const char *const tiling_descriptions[] = { |
| [VC5_TILING_RASTER] = "R", |
| [VC5_TILING_LINEARTILE] = "LT", |
| [VC5_TILING_UBLINEAR_1_COLUMN] = "UB1", |
| [VC5_TILING_UBLINEAR_2_COLUMN] = "UB2", |
| [VC5_TILING_UIF_NO_XOR] = "UIF", |
| [VC5_TILING_UIF_XOR] = "UIF^", |
| }; |
| |
| for (int i = 0; i <= prsc->last_level; i++) { |
| struct vc5_resource_slice *slice = &rsc->slices[i]; |
| |
| int level_width = slice->stride / rsc->cpp; |
| int level_height = slice->size / slice->stride; |
| |
| fprintf(stderr, |
| "rsc %s %p (format %s), %dx%d: " |
| "level %d (%s) %dx%d -> %dx%d, stride %d@0x%08x\n", |
| caller, rsc, |
| util_format_short_name(prsc->format), |
| prsc->width0, prsc->height0, |
| i, tiling_descriptions[slice->tiling], |
| u_minify(prsc->width0, i), |
| u_minify(prsc->height0, i), |
| level_width, |
| level_height, |
| slice->stride, |
| rsc->bo->offset + slice->offset); |
| } |
| } |
| |
| static bool |
| vc5_resource_bo_alloc(struct vc5_resource *rsc) |
| { |
| struct pipe_resource *prsc = &rsc->base; |
| struct pipe_screen *pscreen = prsc->screen; |
| struct vc5_bo *bo; |
| int layers = (prsc->target == PIPE_TEXTURE_3D ? |
| prsc->depth0 : prsc->array_size); |
| |
| bo = vc5_bo_alloc(vc5_screen(pscreen), |
| rsc->slices[0].offset + |
| rsc->slices[0].size + |
| rsc->cube_map_stride * layers - 1, |
| "resource"); |
| if (bo) { |
| vc5_bo_unreference(&rsc->bo); |
| rsc->bo = bo; |
| vc5_debug_resource_layout(rsc, "alloc"); |
| return true; |
| } else { |
| return false; |
| } |
| } |
| |
| static void |
| vc5_resource_transfer_unmap(struct pipe_context *pctx, |
| struct pipe_transfer *ptrans) |
| { |
| struct vc5_context *vc5 = vc5_context(pctx); |
| struct vc5_transfer *trans = vc5_transfer(ptrans); |
| |
| if (trans->map) { |
| struct vc5_resource *rsc; |
| struct vc5_resource_slice *slice; |
| if (trans->ss_resource) { |
| rsc = vc5_resource(trans->ss_resource); |
| slice = &rsc->slices[0]; |
| } else { |
| rsc = vc5_resource(ptrans->resource); |
| slice = &rsc->slices[ptrans->level]; |
| } |
| |
| if (ptrans->usage & PIPE_TRANSFER_WRITE) { |
| vc5_store_tiled_image(rsc->bo->map + slice->offset + |
| ptrans->box.z * rsc->cube_map_stride, |
| slice->stride, |
| trans->map, ptrans->stride, |
| slice->tiling, rsc->cpp, |
| rsc->base.height0, |
| &ptrans->box); |
| } |
| free(trans->map); |
| } |
| |
| if (trans->ss_resource && (ptrans->usage & PIPE_TRANSFER_WRITE)) { |
| struct pipe_blit_info blit; |
| memset(&blit, 0, sizeof(blit)); |
| |
| blit.src.resource = trans->ss_resource; |
| blit.src.format = trans->ss_resource->format; |
| blit.src.box.width = trans->ss_box.width; |
| blit.src.box.height = trans->ss_box.height; |
| blit.src.box.depth = 1; |
| |
| blit.dst.resource = ptrans->resource; |
| blit.dst.format = ptrans->resource->format; |
| blit.dst.level = ptrans->level; |
| blit.dst.box = trans->ss_box; |
| |
| blit.mask = util_format_get_mask(ptrans->resource->format); |
| blit.filter = PIPE_TEX_FILTER_NEAREST; |
| |
| pctx->blit(pctx, &blit); |
| |
| pipe_resource_reference(&trans->ss_resource, NULL); |
| } |
| |
| pipe_resource_reference(&ptrans->resource, NULL); |
| slab_free(&vc5->transfer_pool, ptrans); |
| } |
| |
| static struct pipe_resource * |
| vc5_get_temp_resource(struct pipe_context *pctx, |
| struct pipe_resource *prsc, |
| const struct pipe_box *box) |
| { |
| struct pipe_resource temp_setup; |
| |
| memset(&temp_setup, 0, sizeof(temp_setup)); |
| temp_setup.target = prsc->target; |
| temp_setup.format = prsc->format; |
| temp_setup.width0 = box->width; |
| temp_setup.height0 = box->height; |
| temp_setup.depth0 = 1; |
| temp_setup.array_size = 1; |
| |
| return pctx->screen->resource_create(pctx->screen, &temp_setup); |
| } |
| |
| static void * |
| vc5_resource_transfer_map(struct pipe_context *pctx, |
| struct pipe_resource *prsc, |
| unsigned level, unsigned usage, |
| const struct pipe_box *box, |
| struct pipe_transfer **pptrans) |
| { |
| struct vc5_context *vc5 = vc5_context(pctx); |
| struct vc5_resource *rsc = vc5_resource(prsc); |
| struct vc5_transfer *trans; |
| struct pipe_transfer *ptrans; |
| enum pipe_format format = prsc->format; |
| char *buf; |
| |
| /* Upgrade DISCARD_RANGE to WHOLE_RESOURCE if the whole resource is |
| * being mapped. |
| */ |
| if ((usage & PIPE_TRANSFER_DISCARD_RANGE) && |
| !(usage & PIPE_TRANSFER_UNSYNCHRONIZED) && |
| !(prsc->flags & PIPE_RESOURCE_FLAG_MAP_COHERENT) && |
| prsc->last_level == 0 && |
| prsc->width0 == box->width && |
| prsc->height0 == box->height && |
| prsc->depth0 == box->depth && |
| prsc->array_size == 1 && |
| rsc->bo->private) { |
| usage |= PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE; |
| } |
| |
| if (usage & PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE) { |
| if (vc5_resource_bo_alloc(rsc)) { |
| /* If it might be bound as one of our vertex buffers |
| * or UBOs, make sure we re-emit vertex buffer state |
| * or uniforms. |
| */ |
| if (prsc->bind & PIPE_BIND_VERTEX_BUFFER) |
| vc5->dirty |= VC5_DIRTY_VTXBUF; |
| if (prsc->bind & PIPE_BIND_CONSTANT_BUFFER) |
| vc5->dirty |= VC5_DIRTY_CONSTBUF; |
| } else { |
| /* If we failed to reallocate, flush users so that we |
| * don't violate any syncing requirements. |
| */ |
| vc5_flush_jobs_reading_resource(vc5, prsc); |
| } |
| } else if (!(usage & PIPE_TRANSFER_UNSYNCHRONIZED)) { |
| /* If we're writing and the buffer is being used by the CL, we |
| * have to flush the CL first. If we're only reading, we need |
| * to flush if the CL has written our buffer. |
| */ |
| if (usage & PIPE_TRANSFER_WRITE) |
| vc5_flush_jobs_reading_resource(vc5, prsc); |
| else |
| vc5_flush_jobs_writing_resource(vc5, prsc); |
| } |
| |
| if (usage & PIPE_TRANSFER_WRITE) { |
| rsc->writes++; |
| rsc->initialized_buffers = ~0; |
| } |
| |
| trans = slab_alloc(&vc5->transfer_pool); |
| if (!trans) |
| return NULL; |
| |
| /* XXX: Handle DONTBLOCK, DISCARD_RANGE, PERSISTENT, COHERENT. */ |
| |
| /* slab_alloc_st() doesn't zero: */ |
| memset(trans, 0, sizeof(*trans)); |
| ptrans = &trans->base; |
| |
| pipe_resource_reference(&ptrans->resource, prsc); |
| ptrans->level = level; |
| ptrans->usage = usage; |
| ptrans->box = *box; |
| |
| /* If the resource is multisampled, we need to resolve to single |
| * sample. This seems like it should be handled at a higher layer. |
| */ |
| if (prsc->nr_samples > 1) { |
| trans->ss_resource = vc5_get_temp_resource(pctx, prsc, box); |
| if (!trans->ss_resource) |
| goto fail; |
| assert(!trans->ss_resource->nr_samples); |
| |
| /* The ptrans->box gets modified for tile alignment, so save |
| * the original box for unmap time. |
| */ |
| trans->ss_box = *box; |
| |
| if (usage & PIPE_TRANSFER_READ) { |
| struct pipe_blit_info blit; |
| memset(&blit, 0, sizeof(blit)); |
| |
| blit.src.resource = ptrans->resource; |
| blit.src.format = ptrans->resource->format; |
| blit.src.level = ptrans->level; |
| blit.src.box = trans->ss_box; |
| |
| blit.dst.resource = trans->ss_resource; |
| blit.dst.format = trans->ss_resource->format; |
| blit.dst.box.width = trans->ss_box.width; |
| blit.dst.box.height = trans->ss_box.height; |
| blit.dst.box.depth = 1; |
| |
| blit.mask = util_format_get_mask(prsc->format); |
| blit.filter = PIPE_TEX_FILTER_NEAREST; |
| |
| pctx->blit(pctx, &blit); |
| vc5_flush_jobs_writing_resource(vc5, blit.dst.resource); |
| } |
| |
| /* The rest of the mapping process should use our temporary. */ |
| prsc = trans->ss_resource; |
| rsc = vc5_resource(prsc); |
| ptrans->box.x = 0; |
| ptrans->box.y = 0; |
| ptrans->box.z = 0; |
| } |
| |
| /* Note that the current kernel implementation is synchronous, so no |
| * need to do syncing stuff here yet. |
| */ |
| |
| if (usage & PIPE_TRANSFER_UNSYNCHRONIZED) |
| buf = vc5_bo_map_unsynchronized(rsc->bo); |
| else |
| buf = vc5_bo_map(rsc->bo); |
| if (!buf) { |
| fprintf(stderr, "Failed to map bo\n"); |
| goto fail; |
| } |
| |
| *pptrans = ptrans; |
| |
| struct vc5_resource_slice *slice = &rsc->slices[level]; |
| if (rsc->tiled) { |
| /* No direct mappings of tiled, since we need to manually |
| * tile/untile. |
| */ |
| if (usage & PIPE_TRANSFER_MAP_DIRECTLY) |
| return NULL; |
| |
| ptrans->stride = ptrans->box.width * rsc->cpp; |
| ptrans->layer_stride = ptrans->stride * ptrans->box.height; |
| |
| trans->map = malloc(ptrans->layer_stride * ptrans->box.depth); |
| |
| if (usage & PIPE_TRANSFER_READ) { |
| vc5_load_tiled_image(trans->map, ptrans->stride, |
| buf + slice->offset + |
| ptrans->box.z * rsc->cube_map_stride, |
| slice->stride, |
| slice->tiling, rsc->cpp, |
| rsc->base.height0, |
| &ptrans->box); |
| } |
| return trans->map; |
| } else { |
| ptrans->stride = slice->stride; |
| ptrans->layer_stride = ptrans->stride; |
| |
| return buf + slice->offset + |
| ptrans->box.y / util_format_get_blockheight(format) * ptrans->stride + |
| ptrans->box.x / util_format_get_blockwidth(format) * rsc->cpp + |
| ptrans->box.z * rsc->cube_map_stride; |
| } |
| |
| |
| fail: |
| vc5_resource_transfer_unmap(pctx, ptrans); |
| return NULL; |
| } |
| |
| static void |
| vc5_resource_destroy(struct pipe_screen *pscreen, |
| struct pipe_resource *prsc) |
| { |
| struct vc5_resource *rsc = vc5_resource(prsc); |
| vc5_bo_unreference(&rsc->bo); |
| free(rsc); |
| } |
| |
| static boolean |
| vc5_resource_get_handle(struct pipe_screen *pscreen, |
| struct pipe_context *pctx, |
| struct pipe_resource *prsc, |
| struct winsys_handle *whandle, |
| unsigned usage) |
| { |
| struct vc5_resource *rsc = vc5_resource(prsc); |
| struct vc5_bo *bo = rsc->bo; |
| |
| whandle->stride = rsc->slices[0].stride; |
| |
| /* If we're passing some reference to our BO out to some other part of |
| * the system, then we can't do any optimizations about only us being |
| * the ones seeing it (like BO caching). |
| */ |
| bo->private = false; |
| |
| switch (whandle->type) { |
| case DRM_API_HANDLE_TYPE_SHARED: |
| return vc5_bo_flink(bo, &whandle->handle); |
| case DRM_API_HANDLE_TYPE_KMS: |
| whandle->handle = bo->handle; |
| return TRUE; |
| case DRM_API_HANDLE_TYPE_FD: |
| whandle->handle = vc5_bo_get_dmabuf(bo); |
| return whandle->handle != -1; |
| } |
| |
| return FALSE; |
| } |
| |
| static void |
| vc5_setup_slices(struct vc5_resource *rsc) |
| { |
| struct pipe_resource *prsc = &rsc->base; |
| uint32_t width = prsc->width0; |
| uint32_t height = prsc->height0; |
| uint32_t pot_width = util_next_power_of_two(width); |
| uint32_t pot_height = util_next_power_of_two(height); |
| uint32_t offset = 0; |
| uint32_t utile_w = vc5_utile_width(rsc->cpp); |
| uint32_t utile_h = vc5_utile_height(rsc->cpp); |
| uint32_t uif_block_w = utile_w * 2; |
| uint32_t uif_block_h = utile_h * 2; |
| bool msaa = prsc->nr_samples > 1; |
| /* MSAA textures/renderbuffers are always laid out as single-level |
| * UIF. |
| */ |
| bool uif_top = msaa; |
| |
| for (int i = prsc->last_level; i >= 0; i--) { |
| struct vc5_resource_slice *slice = &rsc->slices[i]; |
| |
| uint32_t level_width, level_height; |
| if (i < 2) { |
| level_width = u_minify(width, i); |
| level_height = u_minify(height, i); |
| } else { |
| level_width = u_minify(pot_width, i); |
| level_height = u_minify(pot_height, i); |
| } |
| |
| if (msaa) { |
| level_width *= 2; |
| level_height *= 2; |
| } |
| |
| if (!rsc->tiled) { |
| slice->tiling = VC5_TILING_RASTER; |
| if (prsc->target == PIPE_TEXTURE_1D) |
| level_width = align(level_width, 64 / rsc->cpp); |
| } else { |
| if ((i != 0 || !uif_top) && |
| (level_width <= utile_w || |
| level_height <= utile_h)) { |
| slice->tiling = VC5_TILING_LINEARTILE; |
| level_width = align(level_width, utile_w); |
| level_height = align(level_height, utile_h); |
| } else if ((i != 0 || !uif_top) && |
| level_width <= uif_block_w) { |
| slice->tiling = VC5_TILING_UBLINEAR_1_COLUMN; |
| level_width = align(level_width, uif_block_w); |
| level_height = align(level_height, uif_block_h); |
| } else if ((i != 0 || !uif_top) && |
| level_width <= 2 * uif_block_w) { |
| slice->tiling = VC5_TILING_UBLINEAR_2_COLUMN; |
| level_width = align(level_width, 2 * uif_block_w); |
| level_height = align(level_height, uif_block_h); |
| } else { |
| slice->tiling = VC5_TILING_UIF_NO_XOR; |
| |
| /* We align the width to a 4-block column of |
| * UIF blocks, but we only align height to UIF |
| * blocks. |
| */ |
| level_width = align(level_width, |
| 4 * uif_block_w); |
| level_height = align(level_height, |
| uif_block_h); |
| } |
| } |
| |
| slice->offset = offset; |
| slice->stride = level_width * rsc->cpp; |
| slice->size = level_height * slice->stride; |
| |
| offset += slice->size; |
| } |
| |
| /* UIF/UBLINEAR levels need to be aligned to UIF-blocks, and LT only |
| * needs to be aligned to utile boundaries. Since tiles are laid out |
| * from small to big in memory, we need to align the later UIF slices |
| * to UIF blocks, if they were preceded by non-UIF-block-aligned LT |
| * slices. |
| * |
| * We additionally align to 4k, which improves UIF XOR performance. |
| */ |
| uint32_t page_align_offset = (align(rsc->slices[0].offset, 4096) - |
| rsc->slices[0].offset); |
| if (page_align_offset) { |
| for (int i = 0; i <= prsc->last_level; i++) |
| rsc->slices[i].offset += page_align_offset; |
| } |
| |
| /* Arrays, cubes, and 3D textures have a stride which is the distance |
| * from one full mipmap tree to the next (64b aligned). |
| */ |
| rsc->cube_map_stride = align(rsc->slices[0].offset + |
| rsc->slices[0].size, 64); |
| } |
| |
| static struct vc5_resource * |
| vc5_resource_setup(struct pipe_screen *pscreen, |
| const struct pipe_resource *tmpl) |
| { |
| struct vc5_resource *rsc = CALLOC_STRUCT(vc5_resource); |
| if (!rsc) |
| return NULL; |
| struct pipe_resource *prsc = &rsc->base; |
| |
| *prsc = *tmpl; |
| |
| pipe_reference_init(&prsc->reference, 1); |
| prsc->screen = pscreen; |
| |
| if (prsc->nr_samples <= 1) { |
| rsc->cpp = util_format_get_blocksize(prsc->format); |
| } else { |
| assert(vc5_rt_format_supported(prsc->format)); |
| uint32_t output_image_format = vc5_get_rt_format(prsc->format); |
| uint32_t internal_type; |
| uint32_t internal_bpp; |
| vc5_get_internal_type_bpp_for_output_format(output_image_format, |
| &internal_type, |
| &internal_bpp); |
| switch (internal_bpp) { |
| case INTERNAL_BPP_32: |
| rsc->cpp = 4; |
| break; |
| case INTERNAL_BPP_64: |
| rsc->cpp = 8; |
| break; |
| case INTERNAL_BPP_128: |
| rsc->cpp = 16; |
| break; |
| } |
| } |
| |
| assert(rsc->cpp); |
| |
| return rsc; |
| } |
| |
| static bool |
| find_modifier(uint64_t needle, const uint64_t *haystack, int count) |
| { |
| int i; |
| |
| for (i = 0; i < count; i++) { |
| if (haystack[i] == needle) |
| return true; |
| } |
| |
| return false; |
| } |
| |
| static struct pipe_resource * |
| vc5_resource_create_with_modifiers(struct pipe_screen *pscreen, |
| const struct pipe_resource *tmpl, |
| const uint64_t *modifiers, |
| int count) |
| { |
| bool linear_ok = find_modifier(DRM_FORMAT_MOD_LINEAR, modifiers, count); |
| struct vc5_resource *rsc = vc5_resource_setup(pscreen, tmpl); |
| struct pipe_resource *prsc = &rsc->base; |
| /* Use a tiled layout if we can, for better 3D performance. */ |
| bool should_tile = true; |
| |
| /* VBOs/PBOs are untiled (and 1 height). */ |
| if (tmpl->target == PIPE_BUFFER) |
| should_tile = false; |
| |
| /* Cursors are always linear, and the user can request linear as well. |
| */ |
| if (tmpl->bind & (PIPE_BIND_LINEAR | PIPE_BIND_CURSOR)) |
| should_tile = false; |
| |
| /* 1D and 1D_ARRAY textures are always raster-order. */ |
| if (tmpl->target == PIPE_TEXTURE_1D || |
| tmpl->target == PIPE_TEXTURE_1D_ARRAY) |
| should_tile = false; |
| |
| /* Scanout BOs for simulator need to be linear for interaction with |
| * i965. |
| */ |
| if (using_vc5_simulator && |
| tmpl->bind & (PIPE_BIND_SHARED | PIPE_BIND_SCANOUT)) |
| should_tile = false; |
| |
| /* No user-specified modifier; determine our own. */ |
| if (count == 1 && modifiers[0] == DRM_FORMAT_MOD_INVALID) { |
| linear_ok = true; |
| rsc->tiled = should_tile; |
| } else if (should_tile && |
| find_modifier(DRM_FORMAT_MOD_BROADCOM_VC4_T_TILED, |
| modifiers, count)) { |
| rsc->tiled = true; |
| } else if (linear_ok) { |
| rsc->tiled = false; |
| } else { |
| fprintf(stderr, "Unsupported modifier requested\n"); |
| return NULL; |
| } |
| |
| vc5_setup_slices(rsc); |
| if (!vc5_resource_bo_alloc(rsc)) |
| goto fail; |
| |
| return prsc; |
| fail: |
| vc5_resource_destroy(pscreen, prsc); |
| return NULL; |
| } |
| |
| struct pipe_resource * |
| vc5_resource_create(struct pipe_screen *pscreen, |
| const struct pipe_resource *tmpl) |
| { |
| const uint64_t mod = DRM_FORMAT_MOD_INVALID; |
| return vc5_resource_create_with_modifiers(pscreen, tmpl, &mod, 1); |
| } |
| |
| static struct pipe_resource * |
| vc5_resource_from_handle(struct pipe_screen *pscreen, |
| const struct pipe_resource *tmpl, |
| struct winsys_handle *whandle, |
| unsigned usage) |
| { |
| struct vc5_screen *screen = vc5_screen(pscreen); |
| struct vc5_resource *rsc = vc5_resource_setup(pscreen, tmpl); |
| struct pipe_resource *prsc = &rsc->base; |
| struct vc5_resource_slice *slice = &rsc->slices[0]; |
| |
| if (!rsc) |
| return NULL; |
| |
| switch (whandle->modifier) { |
| case DRM_FORMAT_MOD_LINEAR: |
| rsc->tiled = false; |
| break; |
| /* XXX: UIF */ |
| default: |
| fprintf(stderr, |
| "Attempt to import unsupported modifier 0x%llx\n", |
| (long long)whandle->modifier); |
| goto fail; |
| } |
| |
| if (whandle->offset != 0) { |
| fprintf(stderr, |
| "Attempt to import unsupported winsys offset %u\n", |
| whandle->offset); |
| goto fail; |
| } |
| |
| switch (whandle->type) { |
| case DRM_API_HANDLE_TYPE_SHARED: |
| rsc->bo = vc5_bo_open_name(screen, |
| whandle->handle, whandle->stride); |
| break; |
| case DRM_API_HANDLE_TYPE_FD: |
| rsc->bo = vc5_bo_open_dmabuf(screen, |
| whandle->handle, whandle->stride); |
| break; |
| default: |
| fprintf(stderr, |
| "Attempt to import unsupported handle type %d\n", |
| whandle->type); |
| goto fail; |
| } |
| |
| if (!rsc->bo) |
| goto fail; |
| |
| vc5_setup_slices(rsc); |
| vc5_debug_resource_layout(rsc, "import"); |
| |
| if (whandle->stride != slice->stride) { |
| static bool warned = false; |
| if (!warned) { |
| warned = true; |
| fprintf(stderr, |
| "Attempting to import %dx%d %s with " |
| "unsupported stride %d instead of %d\n", |
| prsc->width0, prsc->height0, |
| util_format_short_name(prsc->format), |
| whandle->stride, |
| slice->stride); |
| } |
| goto fail; |
| } |
| |
| return prsc; |
| |
| fail: |
| vc5_resource_destroy(pscreen, prsc); |
| return NULL; |
| } |
| |
| static struct pipe_surface * |
| vc5_create_surface(struct pipe_context *pctx, |
| struct pipe_resource *ptex, |
| const struct pipe_surface *surf_tmpl) |
| { |
| struct vc5_surface *surface = CALLOC_STRUCT(vc5_surface); |
| struct vc5_resource *rsc = vc5_resource(ptex); |
| |
| if (!surface) |
| return NULL; |
| |
| assert(surf_tmpl->u.tex.first_layer == surf_tmpl->u.tex.last_layer); |
| |
| struct pipe_surface *psurf = &surface->base; |
| unsigned level = surf_tmpl->u.tex.level; |
| struct vc5_resource_slice *slice = &rsc->slices[level]; |
| |
| pipe_reference_init(&psurf->reference, 1); |
| pipe_resource_reference(&psurf->texture, ptex); |
| |
| psurf->context = pctx; |
| psurf->format = surf_tmpl->format; |
| psurf->width = u_minify(ptex->width0, level); |
| psurf->height = u_minify(ptex->height0, level); |
| psurf->u.tex.level = level; |
| psurf->u.tex.first_layer = surf_tmpl->u.tex.first_layer; |
| psurf->u.tex.last_layer = surf_tmpl->u.tex.last_layer; |
| |
| surface->offset = (slice->offset + |
| psurf->u.tex.first_layer * rsc->cube_map_stride); |
| surface->tiling = slice->tiling; |
| surface->format = vc5_get_rt_format(psurf->format); |
| |
| if (util_format_is_depth_or_stencil(psurf->format)) { |
| switch (psurf->format) { |
| case PIPE_FORMAT_Z16_UNORM: |
| surface->internal_type = INTERNAL_TYPE_DEPTH_16; |
| break; |
| case PIPE_FORMAT_Z32_FLOAT: |
| case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: |
| surface->internal_type = INTERNAL_TYPE_DEPTH_32F; |
| break; |
| default: |
| surface->internal_type = INTERNAL_TYPE_DEPTH_24; |
| } |
| } else { |
| uint32_t bpp, type; |
| vc5_get_internal_type_bpp_for_output_format(surface->format, |
| &type, &bpp); |
| surface->internal_type = type; |
| surface->internal_bpp = bpp; |
| } |
| |
| if (surface->tiling == VC5_TILING_UIF_NO_XOR || |
| surface->tiling == VC5_TILING_UIF_XOR) { |
| surface->padded_height_of_output_image_in_uif_blocks = |
| ((slice->size / slice->stride) / |
| (2 * vc5_utile_height(rsc->cpp))); |
| } |
| |
| return &surface->base; |
| } |
| |
| static void |
| vc5_surface_destroy(struct pipe_context *pctx, struct pipe_surface *psurf) |
| { |
| pipe_resource_reference(&psurf->texture, NULL); |
| FREE(psurf); |
| } |
| |
| static void |
| vc5_flush_resource(struct pipe_context *pctx, struct pipe_resource *resource) |
| { |
| /* All calls to flush_resource are followed by a flush of the context, |
| * so there's nothing to do. |
| */ |
| } |
| |
| void |
| vc5_resource_screen_init(struct pipe_screen *pscreen) |
| { |
| pscreen->resource_create_with_modifiers = |
| vc5_resource_create_with_modifiers; |
| pscreen->resource_create = vc5_resource_create; |
| pscreen->resource_from_handle = vc5_resource_from_handle; |
| pscreen->resource_get_handle = vc5_resource_get_handle; |
| pscreen->resource_destroy = vc5_resource_destroy; |
| } |
| |
| void |
| vc5_resource_context_init(struct pipe_context *pctx) |
| { |
| pctx->transfer_map = vc5_resource_transfer_map; |
| pctx->transfer_flush_region = u_default_transfer_flush_region; |
| pctx->transfer_unmap = vc5_resource_transfer_unmap; |
| pctx->buffer_subdata = u_default_buffer_subdata; |
| pctx->texture_subdata = u_default_texture_subdata; |
| pctx->create_surface = vc5_create_surface; |
| pctx->surface_destroy = vc5_surface_destroy; |
| pctx->resource_copy_region = util_resource_copy_region; |
| pctx->blit = vc5_blit; |
| pctx->flush_resource = vc5_flush_resource; |
| } |