-/**************************************************************************
- *
- * Copyright 2008 VMware, Inc.
- * Copyright 2014 Broadcom
- * Copyright 2018 Alyssa Rosenzweig
- * All Rights Reserved.
+/*
+ * Copyright (C) 2008 VMware, Inc.
+ * Copyright (C) 2014 Broadcom
+ * Copyright (C) 2018-2019 Alyssa Rosenzweig
+ * Copyright (C) 2019 Collabora, Ltd.
*
* 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, sub license, 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:
+ * 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 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.
*
- * 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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.
+ * Authors (Collabora):
+ * Tomeu Vizoso <tomeu.vizoso@collabora.com>
+ * Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
*
- **************************************************************************/
+ */
#include <xf86drm.h>
#include <fcntl.h>
#include "util/u_surface.h"
#include "util/u_transfer.h"
#include "util/u_transfer_helper.h"
+#include "util/u_gen_mipmap.h"
#include "pan_context.h"
#include "pan_screen.h"
#include "pan_resource.h"
-#include "pan_swizzle.h"
#include "pan_util.h"
+#include "pan_tiling.h"
static struct pipe_resource *
panfrost_resource_from_handle(struct pipe_screen *pscreen,
assert(whandle->type == WINSYS_HANDLE_TYPE_FD);
- rsc = CALLOC_STRUCT(panfrost_resource);
+ rsc = rzalloc(pscreen, struct panfrost_resource);
if (!rsc)
return NULL;
pipe_reference_init(&prsc->reference, 1);
prsc->screen = pscreen;
- rsc->bo = screen->driver->import_bo(screen, whandle);
- rsc->bo->slices[0].stride = whandle->stride;
+ rsc->bo = panfrost_drm_import_bo(screen, whandle->handle);
+ rsc->slices[0].stride = whandle->stride;
+ rsc->slices[0].initialized = true;
if (screen->ro) {
rsc->scanout =
return TRUE;
handle->handle = rsrc->bo->gem_handle;
- handle->stride = rsrc->bo->slices[0].stride;
+ handle->stride = rsrc->slices[0].stride;
return TRUE;
} else if (handle->type == WINSYS_HANDLE_TYPE_FD) {
if (scanout) {
handle->handle = args.fd;
return TRUE;
- } else
- return screen->driver->export_bo(screen, rsrc->bo->gem_handle, rsrc->bo->slices[0].stride, handle);
+ } else {
+ int fd = panfrost_drm_export_bo(screen, rsrc->bo);
+
+ if (fd < 0)
+ return FALSE;
+
+ handle->handle = fd;
+ handle->stride = rsrc->slices[0].stride;
+ return TRUE;
+ }
}
return FALSE;
//DBG("TODO %s\n", __func__);
}
-static void
-panfrost_blit(struct pipe_context *pipe,
- const struct pipe_blit_info *info)
-{
- if (util_try_blit_via_copy_region(pipe, info))
- return;
-
- /* TODO */
- DBG("Unhandled blit.\n");
-
- return;
-}
-
static struct pipe_surface *
panfrost_create_surface(struct pipe_context *pipe,
struct pipe_resource *pt,
{
struct pipe_surface *ps = NULL;
- ps = CALLOC_STRUCT(pipe_surface);
+ ps = rzalloc(pipe, struct pipe_surface);
if (ps) {
pipe_reference_init(&ps->reference, 1);
{
assert(surf->texture);
pipe_resource_reference(&surf->texture, NULL);
- free(surf);
+ ralloc_free(surf);
+}
+
+static struct pipe_resource *
+panfrost_create_scanout_res(struct pipe_screen *screen,
+ const struct pipe_resource *template)
+{
+ struct panfrost_screen *pscreen = pan_screen(screen);
+ struct pipe_resource scanout_templat = *template;
+ struct renderonly_scanout *scanout;
+ struct winsys_handle handle;
+ struct pipe_resource *res;
+
+ scanout = renderonly_scanout_for_resource(&scanout_templat,
+ pscreen->ro, &handle);
+ if (!scanout)
+ return NULL;
+
+ assert(handle.type == WINSYS_HANDLE_TYPE_FD);
+ /* TODO: handle modifiers? */
+ res = screen->resource_from_handle(screen, template, &handle,
+ PIPE_HANDLE_USAGE_FRAMEBUFFER_WRITE);
+ close(handle.handle);
+ if (!res)
+ return NULL;
+
+ struct panfrost_resource *pres = pan_resource(res);
+
+ pres->scanout = scanout;
+ pscreen->display_target = pres;
+
+ return res;
+}
+
+/* Computes sizes for checksumming, which is 8 bytes per 16x16 tile */
+
+#define CHECKSUM_TILE_WIDTH 16
+#define CHECKSUM_TILE_HEIGHT 16
+#define CHECKSUM_BYTES_PER_TILE 8
+
+static unsigned
+panfrost_compute_checksum_sizes(
+ struct panfrost_slice *slice,
+ unsigned width,
+ unsigned height)
+{
+ unsigned aligned_width = ALIGN_POT(width, CHECKSUM_TILE_WIDTH);
+ unsigned aligned_height = ALIGN_POT(height, CHECKSUM_TILE_HEIGHT);
+
+ unsigned tile_count_x = aligned_width / CHECKSUM_TILE_WIDTH;
+ unsigned tile_count_y = aligned_height / CHECKSUM_TILE_HEIGHT;
+
+ slice->checksum_stride = tile_count_x * CHECKSUM_BYTES_PER_TILE;
+
+ return slice->checksum_stride * tile_count_y;
}
+/* Setup the mip tree given a particular layout, possibly with checksumming */
+
static void
-panfrost_setup_slices(const struct pipe_resource *tmpl, struct panfrost_bo *bo)
+panfrost_setup_slices(struct panfrost_resource *pres, size_t *bo_size)
{
- unsigned width = tmpl->width0;
- unsigned height = tmpl->height0;
- unsigned bytes_per_pixel = util_format_get_blocksize(tmpl->format);
+ struct pipe_resource *res = &pres->base;
+ unsigned width = res->width0;
+ unsigned height = res->height0;
+ unsigned depth = res->depth0;
+ unsigned bytes_per_pixel = util_format_get_blocksize(res->format);
+
+ assert(depth > 0);
+
+ /* Tiled operates blockwise; linear is packed. Also, anything
+ * we render to has to be tile-aligned. Maybe not strictly
+ * necessary, but we're not *that* pressed for memory and it
+ * makes code a lot simpler */
+
+ bool renderable = res->bind &
+ (PIPE_BIND_RENDER_TARGET | PIPE_BIND_DEPTH_STENCIL);
+ bool afbc = pres->layout == PAN_AFBC;
+ bool tiled = pres->layout == PAN_TILED;
+ bool should_align = renderable || tiled;
+
+ /* We don't know how to specify a 2D stride for 3D textures */
+
+ bool can_align_stride =
+ res->target != PIPE_TEXTURE_3D;
+
+ should_align &= can_align_stride;
unsigned offset = 0;
+ unsigned size_2d = 0;
- for (unsigned l = 0; l <= tmpl->last_level; ++l) {
- struct panfrost_slice *slice = &bo->slices[l];
+ for (unsigned l = 0; l <= res->last_level; ++l) {
+ struct panfrost_slice *slice = &pres->slices[l];
unsigned effective_width = width;
unsigned effective_height = height;
+ unsigned effective_depth = depth;
- /* Tiled operates blockwise; linear is packed */
+ if (should_align) {
+ effective_width = ALIGN_POT(effective_width, 16);
+ effective_height = ALIGN_POT(effective_height, 16);
- if (bo->layout == PAN_TILED) {
- effective_width = ALIGN(effective_width, 16);
- effective_height = ALIGN(effective_height, 16);
+ /* We don't need to align depth */
}
slice->offset = offset;
unsigned stride = bytes_per_pixel * effective_width;
/* ..but cache-line align it for performance */
- stride = ALIGN(stride, 64);
+ if (can_align_stride && pres->layout == PAN_LINEAR)
+ stride = ALIGN_POT(stride, 64);
+
slice->stride = stride;
- offset += slice->stride * effective_height;
+ unsigned slice_one_size = slice->stride * effective_height;
+ unsigned slice_full_size = slice_one_size * effective_depth;
+
+ /* Report 2D size for 3D texturing */
+
+ if (l == 0)
+ size_2d = slice_one_size;
+
+ /* Compute AFBC sizes if necessary */
+ if (afbc) {
+ slice->header_size =
+ panfrost_afbc_header_size(width, height);
+
+ offset += slice->header_size;
+ }
+
+ offset += slice_full_size;
+
+ /* Add a checksum region if necessary */
+ if (pres->checksummed) {
+ slice->checksum_offset = offset;
+
+ unsigned size = panfrost_compute_checksum_sizes(
+ slice, width, height);
+
+ offset += size;
+ }
width = u_minify(width, 1);
height = u_minify(height, 1);
+ depth = u_minify(depth, 1);
}
- assert(tmpl->array_size);
+ assert(res->array_size);
+
+ if (res->target != PIPE_TEXTURE_3D) {
+ /* Arrays and cubemaps have the entire miptree duplicated */
+
+ pres->cubemap_stride = ALIGN_POT(offset, 64);
+ *bo_size = ALIGN_POT(pres->cubemap_stride * res->array_size, 4096);
+ } else {
+ /* 3D strides across the 2D layers */
+ assert(res->array_size == 1);
- bo->cubemap_stride = ALIGN(offset, 64);
- bo->size = ALIGN(bo->cubemap_stride * tmpl->array_size, 4096);
+ pres->cubemap_stride = size_2d;
+ *bo_size = ALIGN_POT(offset, 4096);
+ }
}
-static struct panfrost_bo *
-panfrost_create_bo(struct panfrost_screen *screen, const struct pipe_resource *template)
+static void
+panfrost_resource_create_bo(struct panfrost_screen *screen, struct panfrost_resource *pres)
{
- struct panfrost_bo *bo = CALLOC_STRUCT(panfrost_bo);
- pipe_reference_init(&bo->reference, 1);
+ struct pipe_resource *res = &pres->base;
/* Based on the usage, figure out what storing will be used. There are
* various tradeoffs:
*/
/* Tiling textures is almost always faster, unless we only use it once */
- bool should_tile = (template->usage != PIPE_USAGE_STREAM) && (template->bind & PIPE_BIND_SAMPLER_VIEW);
- /* For unclear reasons, depth/stencil is faster linear than AFBC, so
- * make sure it's linear */
+ bool is_texture = (res->bind & PIPE_BIND_SAMPLER_VIEW);
+ bool is_2d = res->depth0 == 1 && res->array_size == 1;
+ bool is_streaming = (res->usage != PIPE_USAGE_STREAM);
- if (template->bind & PIPE_BIND_DEPTH_STENCIL)
- should_tile = false;
+ bool should_tile = is_streaming && is_texture && is_2d;
- /* Set the layout appropriately */
- bo->layout = should_tile ? PAN_TILED : PAN_LINEAR;
+ /* Depth/stencil can't be tiled, only linear or AFBC */
+ should_tile &= !(res->bind & PIPE_BIND_DEPTH_STENCIL);
- panfrost_setup_slices(template, bo);
+ /* FBOs we would like to checksum, if at all possible */
+ bool can_checksum = !(res->bind & (PIPE_BIND_SCANOUT | PIPE_BIND_SHARED));
+ bool should_checksum = res->bind & PIPE_BIND_RENDER_TARGET;
- if (bo->layout == PAN_TILED || bo->layout == PAN_LINEAR) {
- struct panfrost_memory mem;
+ pres->checksummed = can_checksum && should_checksum;
- screen->driver->allocate_slab(screen, &mem, bo->size / 4096, true, 0, 0, 0);
+ /* Set the layout appropriately */
+ pres->layout = should_tile ? PAN_TILED : PAN_LINEAR;
- bo->cpu = mem.cpu;
- bo->gpu = mem.gpu;
- bo->gem_handle = mem.gem_handle;
- }
+ size_t bo_size;
- return bo;
+ panfrost_setup_slices(pres, &bo_size);
+ pres->bo = panfrost_drm_create_bo(screen, bo_size, 0);
}
static struct pipe_resource *
panfrost_resource_create(struct pipe_screen *screen,
const struct pipe_resource *template)
{
- struct panfrost_resource *so = CALLOC_STRUCT(panfrost_resource);
- struct panfrost_screen *pscreen = (struct panfrost_screen *) screen;
-
- so->base = *template;
- so->base.screen = screen;
-
- pipe_reference_init(&so->base.reference, 1);
-
/* Make sure we're familiar */
switch (template->target) {
case PIPE_BUFFER:
case PIPE_TEXTURE_3D:
case PIPE_TEXTURE_CUBE:
case PIPE_TEXTURE_RECT:
+ case PIPE_TEXTURE_2D_ARRAY:
break;
default:
DBG("Unknown texture target %d\n", template->target);
assert(0);
}
- util_range_init(&so->valid_buffer_range);
+ if (template->bind &
+ (PIPE_BIND_DISPLAY_TARGET | PIPE_BIND_SCANOUT | PIPE_BIND_SHARED))
+ return panfrost_create_scanout_res(screen, template);
- if (template->bind & PIPE_BIND_DISPLAY_TARGET ||
- template->bind & PIPE_BIND_SCANOUT ||
- template->bind & PIPE_BIND_SHARED) {
- struct pipe_resource scanout_templat = *template;
- struct renderonly_scanout *scanout;
- struct winsys_handle handle;
+ struct panfrost_resource *so = rzalloc(screen, struct panfrost_resource);
+ struct panfrost_screen *pscreen = (struct panfrost_screen *) screen;
- scanout = renderonly_scanout_for_resource(&scanout_templat,
- pscreen->ro, &handle);
- if (!scanout)
- return NULL;
+ so->base = *template;
+ so->base.screen = screen;
- assert(handle.type == WINSYS_HANDLE_TYPE_FD);
- /* TODO: handle modifiers? */
- so = pan_resource(screen->resource_from_handle(screen, template,
- &handle,
- PIPE_HANDLE_USAGE_FRAMEBUFFER_WRITE));
- close(handle.handle);
- if (!so)
- return NULL;
+ pipe_reference_init(&so->base.reference, 1);
- so->scanout = scanout;
- pscreen->display_target = so;
- } else {
- so->bo = panfrost_create_bo(pscreen, template);
- }
+ util_range_init(&so->valid_buffer_range);
+ panfrost_resource_create_bo(pscreen, so);
return (struct pipe_resource *)so;
}
-static void
-panfrost_destroy_bo(struct panfrost_screen *screen, struct panfrost_bo *pbo)
-{
- struct panfrost_bo *bo = (struct panfrost_bo *)pbo;
-
- if ((bo->layout == PAN_LINEAR || bo->layout == PAN_TILED) &&
- !bo->imported) {
- struct panfrost_memory mem = {
- .cpu = bo->cpu,
- .gpu = bo->gpu,
- .size = bo->size,
- .gem_handle = bo->gem_handle,
- };
-
- screen->driver->free_slab(screen, &mem);
- }
-
- if (bo->layout == PAN_AFBC) {
- /* TODO */
- DBG("--leaking afbc (%d bytes)--\n", bo->afbc_metadata_size);
- }
-
- if (bo->has_checksum) {
- struct panfrost_memory mem = {
- .cpu = bo->checksum_slab.cpu,
- .gpu = bo->checksum_slab.gpu,
- .size = bo->checksum_slab.size,
- .gem_handle = bo->checksum_slab.gem_handle,
- };
-
- screen->driver->free_slab(screen, &mem);
- }
-
- if (bo->imported) {
- screen->driver->free_imported_bo(screen, bo);
- }
-}
-
void
panfrost_bo_reference(struct panfrost_bo *bo)
{
{
/* When the reference count goes to zero, we need to cleanup */
- if (pipe_reference(&bo->reference, NULL)) {
- panfrost_destroy_bo(pan_screen(screen), bo);
- }
+ if (pipe_reference(&bo->reference, NULL))
+ panfrost_drm_release_bo(pan_screen(screen), bo);
}
static void
panfrost_bo_unreference(screen, rsrc->bo);
util_range_destroy(&rsrc->valid_buffer_range);
- FREE(rsrc);
+ ralloc_free(rsrc);
}
static void *
struct panfrost_resource *rsrc = pan_resource(resource);
struct panfrost_bo *bo = rsrc->bo;
- struct panfrost_gtransfer *transfer = CALLOC_STRUCT(panfrost_gtransfer);
+ struct panfrost_gtransfer *transfer = rzalloc(pctx, struct panfrost_gtransfer);
transfer->base.level = level;
transfer->base.usage = usage;
transfer->base.box = *box;
}
}
- if (bo->layout != PAN_LINEAR) {
+ if (rsrc->layout != PAN_LINEAR) {
/* Non-linear resources need to be indirectly mapped */
if (usage & PIPE_TRANSFER_MAP_DIRECTLY)
transfer->base.stride = box->width * bytes_per_pixel;
transfer->base.layer_stride = transfer->base.stride * box->height;
-
- /* TODO: Reads */
- transfer->map = malloc(transfer->base.layer_stride * box->depth);
+ transfer->map = rzalloc_size(transfer, transfer->base.layer_stride * box->depth);
+ assert(box->depth == 1);
+
+ if ((usage & PIPE_TRANSFER_READ) && rsrc->slices[level].initialized) {
+ if (rsrc->layout == PAN_AFBC) {
+ DBG("Unimplemented: reads from AFBC");
+ } else if (rsrc->layout == PAN_TILED) {
+ panfrost_load_tiled_image(
+ transfer->map,
+ bo->cpu + rsrc->slices[level].offset,
+ box,
+ transfer->base.stride,
+ rsrc->slices[level].stride,
+ util_format_get_blocksize(resource->format));
+ }
+ }
return transfer->map;
} else {
- transfer->base.stride = bo->slices[level].stride;
- transfer->base.layer_stride = bo->cubemap_stride;
+ transfer->base.stride = rsrc->slices[level].stride;
+ transfer->base.layer_stride = rsrc->cubemap_stride;
+
+ /* By mapping direct-write, we're implicitly already
+ * initialized (maybe), so be conservative */
+
+ if ((usage & PIPE_TRANSFER_WRITE) && (usage & PIPE_TRANSFER_MAP_DIRECTLY))
+ rsrc->slices[level].initialized = true;
return bo->cpu
- + bo->slices[level].offset
- + transfer->base.box.z * bo->cubemap_stride
- + transfer->base.box.y * bo->slices[level].stride
+ + rsrc->slices[level].offset
+ + transfer->base.box.z * rsrc->cubemap_stride
+ + transfer->base.box.y * rsrc->slices[level].stride
+ transfer->base.box.x * bytes_per_pixel;
}
}
-static void
-panfrost_tile_texture(struct panfrost_screen *screen, struct panfrost_resource *rsrc, struct panfrost_gtransfer *trans)
-{
- struct panfrost_bo *bo = (struct panfrost_bo *)rsrc->bo;
-
- unsigned level = trans->base.level;
-
- panfrost_texture_swizzle(
- trans->base.box.x,
- trans->base.box.y,
- trans->base.box.width,
- trans->base.box.height,
- util_format_get_blocksize(rsrc->base.format),
- u_minify(rsrc->base.width0, level),
- trans->map,
- bo->cpu
- + bo->slices[level].offset
- + bo->cubemap_stride * trans->base.box.z
- );
-}
-
static void
panfrost_transfer_unmap(struct pipe_context *pctx,
struct pipe_transfer *transfer)
{
- struct panfrost_context *ctx = pan_context(pctx);
-
/* Gallium expects writeback here, so we tile */
struct panfrost_gtransfer *trans = pan_transfer(transfer);
struct panfrost_bo *bo = prsrc->bo;
if (transfer->usage & PIPE_TRANSFER_WRITE) {
+ unsigned level = transfer->level;
+ prsrc->slices[level].initialized = true;
- if (bo->layout == PAN_AFBC) {
+ if (prsrc->layout == PAN_AFBC) {
DBG("Unimplemented: writes to AFBC\n");
- } else if (bo->layout == PAN_TILED) {
- struct pipe_context *gallium = (struct pipe_context *) ctx;
- struct panfrost_screen *screen = pan_screen(gallium->screen);
+ } else if (prsrc->layout == PAN_TILED) {
assert(transfer->box.depth == 1);
- panfrost_tile_texture(screen, prsrc, trans);
+
+ panfrost_store_tiled_image(
+ bo->cpu + prsrc->slices[level].offset,
+ trans->map,
+ &transfer->box,
+ prsrc->slices[level].stride,
+ transfer->stride,
+ util_format_get_blocksize(prsrc->base.format));
}
}
-
- free(trans->map);
}
/* Derefence the resource */
pipe_resource_reference(&transfer->resource, NULL);
- /* Transfer itself is CALLOCed at the moment */
- free(transfer);
+ /* Transfer itself is RALLOCed at the moment */
+ ralloc_free(transfer);
}
static void
panfrost_slab_alloc(void *priv, unsigned heap, unsigned entry_size, unsigned group_index)
{
struct panfrost_screen *screen = (struct panfrost_screen *) priv;
- struct panfrost_memory *mem = CALLOC_STRUCT(panfrost_memory);
+ struct panfrost_memory *mem = rzalloc(screen, struct panfrost_memory);
size_t slab_size = (1 << (MAX_SLAB_ENTRY_SIZE + 1));
LIST_INITHEAD(&mem->slab.free);
for (unsigned i = 0; i < mem->slab.num_entries; ++i) {
/* Create a slab entry */
- struct panfrost_memory_entry *entry = CALLOC_STRUCT(panfrost_memory_entry);
+ struct panfrost_memory_entry *entry = rzalloc(mem, struct panfrost_memory_entry);
entry->offset = entry_size * i;
entry->base.slab = &mem->slab;
/* Actually allocate the memory from kernel-space. Mapped, same_va, no
* special flags */
- screen->driver->allocate_slab(screen, mem, slab_size / 4096, true, 0, 0, 0);
+ panfrost_drm_allocate_slab(screen, mem, slab_size / 4096, true, 0, 0, 0);
return &mem->slab;
}
struct panfrost_memory *mem = (struct panfrost_memory *) slab;
struct panfrost_screen *screen = (struct panfrost_screen *) priv;
- screen->driver->free_slab(screen, mem);
+ panfrost_drm_free_slab(screen, mem);
+ ralloc_free(mem);
}
static void
return prsrc->format;
}
+static boolean
+panfrost_generate_mipmap(
+ struct pipe_context *pctx,
+ struct pipe_resource *prsrc,
+ enum pipe_format format,
+ unsigned base_level,
+ unsigned last_level,
+ unsigned first_layer,
+ unsigned last_layer)
+{
+ struct panfrost_context *ctx = pan_context(pctx);
+ struct panfrost_resource *rsrc = pan_resource(prsrc);
+
+ /* Generating a mipmap invalidates the written levels, so make that
+ * explicit so we don't try to wallpaper them back and end up with
+ * u_blitter recursion */
+
+ assert(rsrc->bo);
+ for (unsigned l = base_level + 1; l <= last_level; ++l)
+ rsrc->slices[l].initialized = false;
+
+ /* Beyond that, we just delegate the hard stuff. We're careful to
+ * include flushes on both ends to make sure the data is really valid.
+ * We could be doing a lot better perf-wise, especially once we have
+ * reorder-type optimizations in place. But for now prioritize
+ * correctness. */
+
+ struct panfrost_job *job = panfrost_get_job_for_fbo(ctx);
+ bool has_draws = job->last_job.gpu;
+
+ if (has_draws)
+ panfrost_flush(pctx, NULL, PIPE_FLUSH_END_OF_FRAME);
+
+ /* We've flushed the original buffer if needed, now trigger a blit */
+
+ bool blit_res = util_gen_mipmap(
+ pctx, prsrc, format,
+ base_level, last_level,
+ first_layer, last_layer,
+ PIPE_TEX_FILTER_LINEAR);
+
+ /* If the blit was successful, flush once more. If it wasn't, well, let
+ * the state tracker deal with it. */
+
+ if (blit_res)
+ panfrost_flush(pctx, NULL, PIPE_FLUSH_END_OF_FRAME);
+
+ return blit_res;
+}
+
+/* Computes the address to a texture at a particular slice */
+
+mali_ptr
+panfrost_get_texture_address(
+ struct panfrost_resource *rsrc,
+ unsigned level, unsigned face)
+{
+ unsigned level_offset = rsrc->slices[level].offset;
+ unsigned face_offset = face * rsrc->cubemap_stride;
+
+ return rsrc->bo->gpu + level_offset + face_offset;
+}
+
static void
panfrost_resource_set_stencil(struct pipe_resource *prsrc,
struct pipe_resource *stencil)
panfrost_slab_free);
}
+void
+panfrost_resource_screen_deinit(struct panfrost_screen *pscreen)
+{
+ pb_slabs_deinit(&pscreen->slabs);
+}
+
void
panfrost_resource_context_init(struct pipe_context *pctx)
{
pctx->surface_destroy = panfrost_surface_destroy;
pctx->resource_copy_region = util_resource_copy_region;
pctx->blit = panfrost_blit;
+ pctx->generate_mipmap = panfrost_generate_mipmap;
pctx->flush_resource = panfrost_flush_resource;
pctx->invalidate_resource = panfrost_invalidate_resource;
pctx->transfer_flush_region = u_transfer_helper_transfer_flush_region;