/*
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* Copyright © 2014 Broadcom
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* Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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|
#include "util/u_blit.h"
|
#include "util/u_memory.h"
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#include "util/u_format.h"
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#include "util/u_inlines.h"
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#include "util/u_surface.h"
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#include "util/u_upload_mgr.h"
|
|
#include "drm_fourcc.h"
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#include "vc4_drm.h"
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#include "vc4_screen.h"
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#include "vc4_context.h"
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#include "vc4_resource.h"
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#include "vc4_tiling.h"
|
|
#ifndef DRM_FORMAT_MOD_INVALID
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#define DRM_FORMAT_MOD_INVALID ((1ULL << 56) - 1)
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#endif
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static bool
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vc4_resource_bo_alloc(struct vc4_resource *rsc)
|
{
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struct pipe_resource *prsc = &rsc->base;
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struct pipe_screen *pscreen = prsc->screen;
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struct vc4_bo *bo;
|
|
if (vc4_debug & VC4_DEBUG_SURFACE) {
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fprintf(stderr, "alloc %p: size %d + offset %d -> %d\n",
|
rsc,
|
rsc->slices[0].size,
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rsc->slices[0].offset,
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rsc->slices[0].offset +
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rsc->slices[0].size +
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rsc->cube_map_stride * (prsc->array_size - 1));
|
}
|
|
bo = vc4_bo_alloc(vc4_screen(pscreen),
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rsc->slices[0].offset +
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rsc->slices[0].size +
|
rsc->cube_map_stride * (prsc->array_size - 1),
|
"resource");
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if (bo) {
|
vc4_bo_unreference(&rsc->bo);
|
rsc->bo = bo;
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return true;
|
} else {
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return false;
|
}
|
}
|
|
static void
|
vc4_resource_transfer_unmap(struct pipe_context *pctx,
|
struct pipe_transfer *ptrans)
|
{
|
struct vc4_context *vc4 = vc4_context(pctx);
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struct vc4_transfer *trans = vc4_transfer(ptrans);
|
|
if (trans->map) {
|
struct vc4_resource *rsc;
|
struct vc4_resource_slice *slice;
|
if (trans->ss_resource) {
|
rsc = vc4_resource(trans->ss_resource);
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slice = &rsc->slices[0];
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} else {
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rsc = vc4_resource(ptrans->resource);
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slice = &rsc->slices[ptrans->level];
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}
|
|
if (ptrans->usage & PIPE_TRANSFER_WRITE) {
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vc4_store_tiled_image(rsc->bo->map + slice->offset +
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ptrans->box.z * rsc->cube_map_stride,
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slice->stride,
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trans->map, ptrans->stride,
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slice->tiling, rsc->cpp,
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&ptrans->box);
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}
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free(trans->map);
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}
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|
if (trans->ss_resource && (ptrans->usage & PIPE_TRANSFER_WRITE)) {
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struct pipe_blit_info blit;
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memset(&blit, 0, sizeof(blit));
|
|
blit.src.resource = trans->ss_resource;
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blit.src.format = trans->ss_resource->format;
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blit.src.box.width = trans->ss_box.width;
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blit.src.box.height = trans->ss_box.height;
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blit.src.box.depth = 1;
|
|
blit.dst.resource = ptrans->resource;
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blit.dst.format = ptrans->resource->format;
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blit.dst.level = ptrans->level;
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blit.dst.box = trans->ss_box;
|
|
blit.mask = util_format_get_mask(ptrans->resource->format);
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blit.filter = PIPE_TEX_FILTER_NEAREST;
|
|
pctx->blit(pctx, &blit);
|
|
pipe_resource_reference(&trans->ss_resource, NULL);
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}
|
|
pipe_resource_reference(&ptrans->resource, NULL);
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slab_free(&vc4->transfer_pool, ptrans);
|
}
|
|
static struct pipe_resource *
|
vc4_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;
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temp_setup.width0 = box->width;
|
temp_setup.height0 = box->height;
|
temp_setup.depth0 = 1;
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temp_setup.array_size = 1;
|
|
return pctx->screen->resource_create(pctx->screen, &temp_setup);
|
}
|
|
static void *
|
vc4_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 vc4_context *vc4 = vc4_context(pctx);
|
struct vc4_resource *rsc = vc4_resource(prsc);
|
struct vc4_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) &&
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!(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 (vc4_resource_bo_alloc(rsc)) {
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/* If it might be bound as one of our vertex buffers,
|
* make sure we re-emit vertex buffer state.
|
*/
|
if (prsc->bind & PIPE_BIND_VERTEX_BUFFER)
|
vc4->dirty |= VC4_DIRTY_VTXBUF;
|
} else {
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/* If we failed to reallocate, flush users so that we
|
* don't violate any syncing requirements.
|
*/
|
vc4_flush_jobs_reading_resource(vc4, 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)
|
vc4_flush_jobs_reading_resource(vc4, prsc);
|
else
|
vc4_flush_jobs_writing_resource(vc4, prsc);
|
}
|
|
if (usage & PIPE_TRANSFER_WRITE) {
|
rsc->writes++;
|
rsc->initialized_buffers = ~0;
|
}
|
|
trans = slab_alloc(&vc4->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);
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ptrans->level = level;
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ptrans->usage = usage;
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ptrans->box = *box;
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/* 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 = vc4_get_temp_resource(pctx, prsc, box);
|
if (!trans->ss_resource)
|
goto fail;
|
assert(!trans->ss_resource->nr_samples);
|
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/* The ptrans->box gets modified for tile alignment, so save
|
* the original box for unmap time.
|
*/
|
trans->ss_box = *box;
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|
if (usage & PIPE_TRANSFER_READ) {
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struct pipe_blit_info blit;
|
memset(&blit, 0, sizeof(blit));
|
|
blit.src.resource = ptrans->resource;
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blit.src.format = ptrans->resource->format;
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blit.src.level = ptrans->level;
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blit.src.box = trans->ss_box;
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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);
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blit.filter = PIPE_TEX_FILTER_NEAREST;
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pctx->blit(pctx, &blit);
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vc4_flush_jobs_writing_resource(vc4, blit.dst.resource);
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}
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/* The rest of the mapping process should use our temporary. */
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prsc = trans->ss_resource;
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rsc = vc4_resource(prsc);
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ptrans->box.x = 0;
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ptrans->box.y = 0;
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ptrans->box.z = 0;
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}
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if (usage & PIPE_TRANSFER_UNSYNCHRONIZED)
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buf = vc4_bo_map_unsynchronized(rsc->bo);
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else
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buf = vc4_bo_map(rsc->bo);
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if (!buf) {
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fprintf(stderr, "Failed to map bo\n");
|
goto fail;
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}
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*pptrans = ptrans;
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struct vc4_resource_slice *slice = &rsc->slices[level];
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if (rsc->tiled) {
|
uint32_t utile_w = vc4_utile_width(rsc->cpp);
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uint32_t utile_h = vc4_utile_height(rsc->cpp);
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/* No direct mappings of tiled, since we need to manually
|
* tile/untile.
|
*/
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if (usage & PIPE_TRANSFER_MAP_DIRECTLY)
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return NULL;
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if (format == PIPE_FORMAT_ETC1_RGB8) {
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/* ETC1 is arranged as 64-bit blocks, where each block
|
* is 4x4 pixels. Texture tiling operates on the
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* 64-bit block the way it would an uncompressed
|
* pixels.
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*/
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assert(!(ptrans->box.x & 3));
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assert(!(ptrans->box.y & 3));
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ptrans->box.x >>= 2;
|
ptrans->box.y >>= 2;
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ptrans->box.width = (ptrans->box.width + 3) >> 2;
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ptrans->box.height = (ptrans->box.height + 3) >> 2;
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}
|
|
/* We need to align the box to utile boundaries, since that's
|
* what load/store operates on. This may cause us to need to
|
* read out the original contents in that border area. Right
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* now we just read out the entire contents, including the
|
* middle area that will just get overwritten.
|
*/
|
uint32_t box_start_x = ptrans->box.x & (utile_w - 1);
|
uint32_t box_start_y = ptrans->box.y & (utile_h - 1);
|
bool needs_load = (usage & PIPE_TRANSFER_READ) != 0;
|
|
if (box_start_x) {
|
ptrans->box.width += box_start_x;
|
ptrans->box.x -= box_start_x;
|
needs_load = true;
|
}
|
if (box_start_y) {
|
ptrans->box.height += box_start_y;
|
ptrans->box.y -= box_start_y;
|
needs_load = true;
|
}
|
if (ptrans->box.width & (utile_w - 1)) {
|
/* We only need to force a load if our border region
|
* we're extending into is actually part of the
|
* texture.
|
*/
|
uint32_t slice_width = u_minify(prsc->width0, level);
|
if (ptrans->box.x + ptrans->box.width != slice_width)
|
needs_load = true;
|
ptrans->box.width = align(ptrans->box.width, utile_w);
|
}
|
if (ptrans->box.height & (utile_h - 1)) {
|
uint32_t slice_height = u_minify(prsc->height0, level);
|
if (ptrans->box.y + ptrans->box.height != slice_height)
|
needs_load = true;
|
ptrans->box.height = align(ptrans->box.height, utile_h);
|
}
|
|
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 (needs_load) {
|
vc4_load_tiled_image(trans->map, ptrans->stride,
|
buf + slice->offset +
|
ptrans->box.z * rsc->cube_map_stride,
|
slice->stride,
|
slice->tiling, rsc->cpp,
|
&ptrans->box);
|
}
|
return (trans->map +
|
box_start_x * rsc->cpp +
|
box_start_y * ptrans->stride);
|
} 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:
|
vc4_resource_transfer_unmap(pctx, ptrans);
|
return NULL;
|
}
|
|
static void
|
vc4_resource_destroy(struct pipe_screen *pscreen,
|
struct pipe_resource *prsc)
|
{
|
struct vc4_screen *screen = vc4_screen(pscreen);
|
struct vc4_resource *rsc = vc4_resource(prsc);
|
vc4_bo_unreference(&rsc->bo);
|
|
if (rsc->scanout)
|
renderonly_scanout_destroy(rsc->scanout, screen->ro);
|
|
free(rsc);
|
}
|
|
static boolean
|
vc4_resource_get_handle(struct pipe_screen *pscreen,
|
struct pipe_context *pctx,
|
struct pipe_resource *prsc,
|
struct winsys_handle *whandle,
|
unsigned usage)
|
{
|
struct vc4_screen *screen = vc4_screen(pscreen);
|
struct vc4_resource *rsc = vc4_resource(prsc);
|
|
whandle->stride = rsc->slices[0].stride;
|
whandle->offset = 0;
|
|
/* 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 or shadow update avoidance).
|
*/
|
rsc->bo->private = false;
|
|
if (rsc->tiled)
|
whandle->modifier = DRM_FORMAT_MOD_BROADCOM_VC4_T_TILED;
|
else
|
whandle->modifier = DRM_FORMAT_MOD_LINEAR;
|
|
switch (whandle->type) {
|
case DRM_API_HANDLE_TYPE_SHARED:
|
if (screen->ro) {
|
/* This could probably be supported, assuming that a
|
* control node was used for pl111.
|
*/
|
fprintf(stderr, "flink unsupported with pl111\n");
|
return FALSE;
|
}
|
|
return vc4_bo_flink(rsc->bo, &whandle->handle);
|
case DRM_API_HANDLE_TYPE_KMS:
|
if (screen->ro && renderonly_get_handle(rsc->scanout, whandle))
|
return TRUE;
|
whandle->handle = rsc->bo->handle;
|
return TRUE;
|
case DRM_API_HANDLE_TYPE_FD:
|
/* FDs are cross-device, so we can export directly from vc4.
|
*/
|
whandle->handle = vc4_bo_get_dmabuf(rsc->bo);
|
return whandle->handle != -1;
|
}
|
|
return FALSE;
|
}
|
|
static void
|
vc4_setup_slices(struct vc4_resource *rsc, const char *caller)
|
{
|
struct pipe_resource *prsc = &rsc->base;
|
uint32_t width = prsc->width0;
|
uint32_t height = prsc->height0;
|
if (prsc->format == PIPE_FORMAT_ETC1_RGB8) {
|
width = (width + 3) >> 2;
|
height = (height + 3) >> 2;
|
}
|
|
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 = vc4_utile_width(rsc->cpp);
|
uint32_t utile_h = vc4_utile_height(rsc->cpp);
|
|
for (int i = prsc->last_level; i >= 0; i--) {
|
struct vc4_resource_slice *slice = &rsc->slices[i];
|
|
uint32_t level_width, level_height;
|
if (i == 0) {
|
level_width = width;
|
level_height = height;
|
} else {
|
level_width = u_minify(pot_width, i);
|
level_height = u_minify(pot_height, i);
|
}
|
|
if (!rsc->tiled) {
|
slice->tiling = VC4_TILING_FORMAT_LINEAR;
|
if (prsc->nr_samples > 1) {
|
/* MSAA (4x) surfaces are stored as raw tile buffer contents. */
|
level_width = align(level_width, 32);
|
level_height = align(level_height, 32);
|
} else {
|
level_width = align(level_width, utile_w);
|
}
|
} else {
|
if (vc4_size_is_lt(level_width, level_height,
|
rsc->cpp)) {
|
slice->tiling = VC4_TILING_FORMAT_LT;
|
level_width = align(level_width, utile_w);
|
level_height = align(level_height, utile_h);
|
} else {
|
slice->tiling = VC4_TILING_FORMAT_T;
|
level_width = align(level_width,
|
4 * 2 * utile_w);
|
level_height = align(level_height,
|
4 * 2 * utile_h);
|
}
|
}
|
|
slice->offset = offset;
|
slice->stride = (level_width * rsc->cpp *
|
MAX2(prsc->nr_samples, 1));
|
slice->size = level_height * slice->stride;
|
|
offset += slice->size;
|
|
if (vc4_debug & VC4_DEBUG_SURFACE) {
|
static const char tiling_chars[] = {
|
[VC4_TILING_FORMAT_LINEAR] = 'R',
|
[VC4_TILING_FORMAT_LT] = 'L',
|
[VC4_TILING_FORMAT_T] = 'T'
|
};
|
fprintf(stderr,
|
"rsc %s %p (format %s: vc4 %d), %dx%d: "
|
"level %d (%c) -> %dx%d, stride %d@0x%08x\n",
|
caller, rsc,
|
util_format_short_name(prsc->format),
|
rsc->vc4_format,
|
prsc->width0, prsc->height0,
|
i, tiling_chars[slice->tiling],
|
level_width, level_height,
|
slice->stride, slice->offset);
|
}
|
}
|
|
/* The texture base pointer that has to point to level 0 doesn't have
|
* intra-page bits, so we have to align it, and thus shift up all the
|
* smaller slices.
|
*/
|
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;
|
}
|
|
/* Cube map faces appear as whole miptrees at a page-aligned offset
|
* from the first face's miptree.
|
*/
|
if (prsc->target == PIPE_TEXTURE_CUBE) {
|
rsc->cube_map_stride = align(rsc->slices[0].offset +
|
rsc->slices[0].size, 4096);
|
}
|
}
|
|
static struct vc4_resource *
|
vc4_resource_setup(struct pipe_screen *pscreen,
|
const struct pipe_resource *tmpl)
|
{
|
struct vc4_resource *rsc = CALLOC_STRUCT(vc4_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(tmpl->format);
|
else
|
rsc->cpp = sizeof(uint32_t);
|
|
assert(rsc->cpp);
|
|
return rsc;
|
}
|
|
static enum vc4_texture_data_type
|
get_resource_texture_format(struct pipe_resource *prsc)
|
{
|
struct vc4_resource *rsc = vc4_resource(prsc);
|
uint8_t format = vc4_get_tex_format(prsc->format);
|
|
if (!rsc->tiled) {
|
if (prsc->nr_samples > 1) {
|
return ~0;
|
} else {
|
assert(format == VC4_TEXTURE_TYPE_RGBA8888);
|
return VC4_TEXTURE_TYPE_RGBA32R;
|
}
|
}
|
|
return format;
|
}
|
|
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 *
|
vc4_resource_create_with_modifiers(struct pipe_screen *pscreen,
|
const struct pipe_resource *tmpl,
|
const uint64_t *modifiers,
|
int count)
|
{
|
struct vc4_screen *screen = vc4_screen(pscreen);
|
struct vc4_resource *rsc = vc4_resource_setup(pscreen, tmpl);
|
struct pipe_resource *prsc = &rsc->base;
|
bool linear_ok = find_modifier(DRM_FORMAT_MOD_LINEAR, modifiers, count);
|
/* 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;
|
|
/* MSAA buffers are linear. */
|
if (tmpl->nr_samples > 1)
|
should_tile = false;
|
|
/* No tiling when we're sharing with another device (pl111). */
|
if (screen->ro && (tmpl->bind & PIPE_BIND_SCANOUT))
|
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;
|
|
/* No shared objects with LT format -- the kernel only has T-format
|
* metadata. LT objects are small enough it's not worth the trouble to
|
* give them metadata to tile.
|
*/
|
if ((tmpl->bind & (PIPE_BIND_SHARED | PIPE_BIND_SCANOUT)) &&
|
vc4_size_is_lt(prsc->width0, prsc->height0, rsc->cpp))
|
should_tile = false;
|
|
/* If we're sharing or scanning out, we need the ioctl present to
|
* inform the kernel or the other side.
|
*/
|
if ((tmpl->bind & (PIPE_BIND_SHARED |
|
PIPE_BIND_SCANOUT)) && !screen->has_tiling_ioctl)
|
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;
|
}
|
|
if (tmpl->target != PIPE_BUFFER)
|
rsc->vc4_format = get_resource_texture_format(prsc);
|
|
vc4_setup_slices(rsc, "create");
|
if (!vc4_resource_bo_alloc(rsc))
|
goto fail;
|
|
if (screen->has_tiling_ioctl) {
|
uint64_t modifier;
|
if (rsc->tiled)
|
modifier = DRM_FORMAT_MOD_BROADCOM_VC4_T_TILED;
|
else
|
modifier = DRM_FORMAT_MOD_LINEAR;
|
struct drm_vc4_set_tiling set_tiling = {
|
.handle = rsc->bo->handle,
|
.modifier = modifier,
|
};
|
int ret = vc4_ioctl(screen->fd, DRM_IOCTL_VC4_SET_TILING,
|
&set_tiling);
|
if (ret != 0)
|
goto fail;
|
}
|
|
if (screen->ro && tmpl->bind & PIPE_BIND_SCANOUT) {
|
rsc->scanout =
|
renderonly_scanout_for_resource(prsc, screen->ro, NULL);
|
if (!rsc->scanout)
|
goto fail;
|
}
|
|
vc4_bo_label(screen, rsc->bo, "%sresource %dx%d@%d/%d",
|
(tmpl->bind & PIPE_BIND_SCANOUT) ? "scanout " : "",
|
tmpl->width0, tmpl->height0,
|
rsc->cpp * 8, prsc->last_level);
|
|
return prsc;
|
fail:
|
vc4_resource_destroy(pscreen, prsc);
|
return NULL;
|
}
|
|
struct pipe_resource *
|
vc4_resource_create(struct pipe_screen *pscreen,
|
const struct pipe_resource *tmpl)
|
{
|
const uint64_t mod = DRM_FORMAT_MOD_INVALID;
|
return vc4_resource_create_with_modifiers(pscreen, tmpl, &mod, 1);
|
}
|
|
static struct pipe_resource *
|
vc4_resource_from_handle(struct pipe_screen *pscreen,
|
const struct pipe_resource *tmpl,
|
struct winsys_handle *whandle,
|
unsigned usage)
|
{
|
struct vc4_screen *screen = vc4_screen(pscreen);
|
struct vc4_resource *rsc = vc4_resource_setup(pscreen, tmpl);
|
struct pipe_resource *prsc = &rsc->base;
|
struct vc4_resource_slice *slice = &rsc->slices[0];
|
|
if (!rsc)
|
return NULL;
|
|
if (whandle->offset != 0) {
|
fprintf(stderr,
|
"Attempt to import unsupported winsys offset %u\n",
|
whandle->offset);
|
return NULL;
|
}
|
|
switch (whandle->type) {
|
case DRM_API_HANDLE_TYPE_SHARED:
|
rsc->bo = vc4_bo_open_name(screen,
|
whandle->handle, whandle->stride);
|
break;
|
case DRM_API_HANDLE_TYPE_FD:
|
rsc->bo = vc4_bo_open_dmabuf(screen,
|
whandle->handle, whandle->stride);
|
break;
|
default:
|
fprintf(stderr,
|
"Attempt to import unsupported handle type %d\n",
|
whandle->type);
|
}
|
|
if (!rsc->bo)
|
goto fail;
|
|
struct drm_vc4_get_tiling get_tiling = {
|
.handle = rsc->bo->handle,
|
};
|
int ret = vc4_ioctl(screen->fd, DRM_IOCTL_VC4_GET_TILING, &get_tiling);
|
|
if (ret != 0) {
|
whandle->modifier = DRM_FORMAT_MOD_LINEAR;
|
} else if (whandle->modifier == DRM_FORMAT_MOD_INVALID) {
|
whandle->modifier = get_tiling.modifier;
|
} else if (whandle->modifier != get_tiling.modifier) {
|
fprintf(stderr,
|
"Modifier 0x%llx vs. tiling (0x%llx) mismatch\n",
|
(long long)whandle->modifier, get_tiling.modifier);
|
goto fail;
|
}
|
|
switch (whandle->modifier) {
|
case DRM_FORMAT_MOD_LINEAR:
|
rsc->tiled = false;
|
break;
|
case DRM_FORMAT_MOD_BROADCOM_VC4_T_TILED:
|
rsc->tiled = true;
|
break;
|
default:
|
fprintf(stderr,
|
"Attempt to import unsupported modifier 0x%llx\n",
|
(long long)whandle->modifier);
|
goto fail;
|
}
|
|
rsc->vc4_format = get_resource_texture_format(prsc);
|
vc4_setup_slices(rsc, "import");
|
|
if (screen->ro) {
|
/* Make sure that renderonly has a handle to our buffer in the
|
* display's fd, so that a later renderonly_get_handle()
|
* returns correct handles or GEM names.
|
*/
|
rsc->scanout =
|
renderonly_create_gpu_import_for_resource(prsc,
|
screen->ro,
|
NULL);
|
if (!rsc->scanout)
|
goto fail;
|
}
|
|
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:
|
vc4_resource_destroy(pscreen, prsc);
|
return NULL;
|
}
|
|
static struct pipe_surface *
|
vc4_create_surface(struct pipe_context *pctx,
|
struct pipe_resource *ptex,
|
const struct pipe_surface *surf_tmpl)
|
{
|
struct vc4_surface *surface = CALLOC_STRUCT(vc4_surface);
|
struct vc4_resource *rsc = vc4_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;
|
|
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 = (rsc->slices[level].offset +
|
psurf->u.tex.first_layer * rsc->cube_map_stride);
|
surface->tiling = rsc->slices[level].tiling;
|
|
return &surface->base;
|
}
|
|
static void
|
vc4_surface_destroy(struct pipe_context *pctx, struct pipe_surface *psurf)
|
{
|
pipe_resource_reference(&psurf->texture, NULL);
|
FREE(psurf);
|
}
|
|
static void
|
vc4_dump_surface_non_msaa(struct pipe_surface *psurf)
|
{
|
struct pipe_resource *prsc = psurf->texture;
|
struct vc4_resource *rsc = vc4_resource(prsc);
|
uint32_t *map = vc4_bo_map(rsc->bo);
|
uint32_t stride = rsc->slices[0].stride / 4;
|
uint32_t width = psurf->width;
|
uint32_t height = psurf->height;
|
uint32_t chunk_w = width / 79;
|
uint32_t chunk_h = height / 40;
|
uint32_t found_colors[10];
|
uint32_t num_found_colors = 0;
|
|
if (rsc->vc4_format != VC4_TEXTURE_TYPE_RGBA32R) {
|
fprintf(stderr, "%s: Unsupported format %s\n",
|
__func__, util_format_short_name(psurf->format));
|
return;
|
}
|
|
for (int by = 0; by < height; by += chunk_h) {
|
for (int bx = 0; bx < width; bx += chunk_w) {
|
int all_found_color = -1; /* nothing found */
|
|
for (int y = by; y < MIN2(height, by + chunk_h); y++) {
|
for (int x = bx; x < MIN2(width, bx + chunk_w); x++) {
|
uint32_t pix = map[y * stride + x];
|
|
int i;
|
for (i = 0; i < num_found_colors; i++) {
|
if (pix == found_colors[i])
|
break;
|
}
|
if (i == num_found_colors &&
|
num_found_colors <
|
ARRAY_SIZE(found_colors)) {
|
found_colors[num_found_colors++] = pix;
|
}
|
|
if (i < num_found_colors) {
|
if (all_found_color == -1)
|
all_found_color = i;
|
else if (i != all_found_color)
|
all_found_color = ARRAY_SIZE(found_colors);
|
}
|
}
|
}
|
/* If all pixels for this chunk have a consistent
|
* value, then print a character for it. Either a
|
* fixed name (particularly common for piglit tests),
|
* or a runtime-generated number.
|
*/
|
if (all_found_color >= 0 &&
|
all_found_color < ARRAY_SIZE(found_colors)) {
|
static const struct {
|
uint32_t val;
|
const char *c;
|
} named_colors[] = {
|
{ 0xff000000, "█" },
|
{ 0x00000000, "█" },
|
{ 0xffff0000, "r" },
|
{ 0xff00ff00, "g" },
|
{ 0xff0000ff, "b" },
|
{ 0xffffffff, "w" },
|
};
|
int i;
|
for (i = 0; i < ARRAY_SIZE(named_colors); i++) {
|
if (named_colors[i].val ==
|
found_colors[all_found_color]) {
|
fprintf(stderr, "%s",
|
named_colors[i].c);
|
break;
|
}
|
}
|
/* For unnamed colors, print a number and the
|
* numbers will have values printed at the
|
* end.
|
*/
|
if (i == ARRAY_SIZE(named_colors)) {
|
fprintf(stderr, "%c",
|
'0' + all_found_color);
|
}
|
} else {
|
/* If there's no consistent color, print this.
|
*/
|
fprintf(stderr, ".");
|
}
|
}
|
fprintf(stderr, "\n");
|
}
|
|
for (int i = 0; i < num_found_colors; i++) {
|
fprintf(stderr, "color %d: 0x%08x\n", i, found_colors[i]);
|
}
|
}
|
|
static uint32_t
|
vc4_surface_msaa_get_sample(struct pipe_surface *psurf,
|
uint32_t x, uint32_t y, uint32_t sample)
|
{
|
struct pipe_resource *prsc = psurf->texture;
|
struct vc4_resource *rsc = vc4_resource(prsc);
|
uint32_t tile_w = 32, tile_h = 32;
|
uint32_t tiles_w = DIV_ROUND_UP(psurf->width, 32);
|
|
uint32_t tile_x = x / tile_w;
|
uint32_t tile_y = y / tile_h;
|
uint32_t *tile = (vc4_bo_map(rsc->bo) +
|
VC4_TILE_BUFFER_SIZE * (tile_y * tiles_w + tile_x));
|
uint32_t subtile_x = x % tile_w;
|
uint32_t subtile_y = y % tile_h;
|
|
uint32_t quad_samples = VC4_MAX_SAMPLES * 4;
|
uint32_t tile_stride = quad_samples * tile_w / 2;
|
|
return *((uint32_t *)tile +
|
(subtile_y >> 1) * tile_stride +
|
(subtile_x >> 1) * quad_samples +
|
((subtile_y & 1) << 1) +
|
(subtile_x & 1) +
|
sample);
|
}
|
|
static void
|
vc4_dump_surface_msaa_char(struct pipe_surface *psurf,
|
uint32_t start_x, uint32_t start_y,
|
uint32_t w, uint32_t h)
|
{
|
bool all_same_color = true;
|
uint32_t all_pix = 0;
|
|
for (int y = start_y; y < start_y + h; y++) {
|
for (int x = start_x; x < start_x + w; x++) {
|
for (int s = 0; s < VC4_MAX_SAMPLES; s++) {
|
uint32_t pix = vc4_surface_msaa_get_sample(psurf,
|
x, y,
|
s);
|
if (x == start_x && y == start_y)
|
all_pix = pix;
|
else if (all_pix != pix)
|
all_same_color = false;
|
}
|
}
|
}
|
if (all_same_color) {
|
static const struct {
|
uint32_t val;
|
const char *c;
|
} named_colors[] = {
|
{ 0xff000000, "█" },
|
{ 0x00000000, "█" },
|
{ 0xffff0000, "r" },
|
{ 0xff00ff00, "g" },
|
{ 0xff0000ff, "b" },
|
{ 0xffffffff, "w" },
|
};
|
int i;
|
for (i = 0; i < ARRAY_SIZE(named_colors); i++) {
|
if (named_colors[i].val == all_pix) {
|
fprintf(stderr, "%s",
|
named_colors[i].c);
|
return;
|
}
|
}
|
fprintf(stderr, "x");
|
} else {
|
fprintf(stderr, ".");
|
}
|
}
|
|
static void
|
vc4_dump_surface_msaa(struct pipe_surface *psurf)
|
{
|
uint32_t tile_w = 32, tile_h = 32;
|
uint32_t tiles_w = DIV_ROUND_UP(psurf->width, tile_w);
|
uint32_t tiles_h = DIV_ROUND_UP(psurf->height, tile_h);
|
uint32_t char_w = 140, char_h = 60;
|
uint32_t char_w_per_tile = char_w / tiles_w - 1;
|
uint32_t char_h_per_tile = char_h / tiles_h - 1;
|
|
fprintf(stderr, "Surface: %dx%d (%dx MSAA)\n",
|
psurf->width, psurf->height, psurf->texture->nr_samples);
|
|
for (int x = 0; x < (char_w_per_tile + 1) * tiles_w; x++)
|
fprintf(stderr, "-");
|
fprintf(stderr, "\n");
|
|
for (int ty = 0; ty < psurf->height; ty += tile_h) {
|
for (int y = 0; y < char_h_per_tile; y++) {
|
|
for (int tx = 0; tx < psurf->width; tx += tile_w) {
|
for (int x = 0; x < char_w_per_tile; x++) {
|
uint32_t bx1 = (x * tile_w /
|
char_w_per_tile);
|
uint32_t bx2 = ((x + 1) * tile_w /
|
char_w_per_tile);
|
uint32_t by1 = (y * tile_h /
|
char_h_per_tile);
|
uint32_t by2 = ((y + 1) * tile_h /
|
char_h_per_tile);
|
|
vc4_dump_surface_msaa_char(psurf,
|
tx + bx1,
|
ty + by1,
|
bx2 - bx1,
|
by2 - by1);
|
}
|
fprintf(stderr, "|");
|
}
|
fprintf(stderr, "\n");
|
}
|
|
for (int x = 0; x < (char_w_per_tile + 1) * tiles_w; x++)
|
fprintf(stderr, "-");
|
fprintf(stderr, "\n");
|
}
|
}
|
|
/** Debug routine to dump the contents of an 8888 surface to the console */
|
void
|
vc4_dump_surface(struct pipe_surface *psurf)
|
{
|
if (!psurf)
|
return;
|
|
if (psurf->texture->nr_samples > 1)
|
vc4_dump_surface_msaa(psurf);
|
else
|
vc4_dump_surface_non_msaa(psurf);
|
}
|
|
static void
|
vc4_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
|
vc4_update_shadow_baselevel_texture(struct pipe_context *pctx,
|
struct pipe_sampler_view *pview)
|
{
|
struct vc4_sampler_view *view = vc4_sampler_view(pview);
|
struct vc4_resource *shadow = vc4_resource(view->texture);
|
struct vc4_resource *orig = vc4_resource(pview->texture);
|
|
assert(view->texture != pview->texture);
|
|
if (shadow->writes == orig->writes && orig->bo->private)
|
return;
|
|
perf_debug("Updating %dx%d@%d shadow texture due to %s\n",
|
orig->base.width0, orig->base.height0,
|
pview->u.tex.first_level,
|
pview->u.tex.first_level ? "base level" : "raster layout");
|
|
for (int i = 0; i <= shadow->base.last_level; i++) {
|
unsigned width = u_minify(shadow->base.width0, i);
|
unsigned height = u_minify(shadow->base.height0, i);
|
struct pipe_blit_info info = {
|
.dst = {
|
.resource = &shadow->base,
|
.level = i,
|
.box = {
|
.x = 0,
|
.y = 0,
|
.z = 0,
|
.width = width,
|
.height = height,
|
.depth = 1,
|
},
|
.format = shadow->base.format,
|
},
|
.src = {
|
.resource = &orig->base,
|
.level = pview->u.tex.first_level + i,
|
.box = {
|
.x = 0,
|
.y = 0,
|
.z = 0,
|
.width = width,
|
.height = height,
|
.depth = 1,
|
},
|
.format = orig->base.format,
|
},
|
.mask = ~0,
|
};
|
pctx->blit(pctx, &info);
|
}
|
|
shadow->writes = orig->writes;
|
}
|
|
/**
|
* Converts a 4-byte index buffer to 2 bytes.
|
*
|
* Since GLES2 only has support for 1 and 2-byte indices, the hardware doesn't
|
* include 4-byte index support, and we have to shrink it down.
|
*
|
* There's no fallback support for when indices end up being larger than 2^16,
|
* though it will at least assertion fail. Also, if the original index data
|
* was in user memory, it would be nice to not have uploaded it to a VBO
|
* before translating.
|
*/
|
struct pipe_resource *
|
vc4_get_shadow_index_buffer(struct pipe_context *pctx,
|
const struct pipe_draw_info *info,
|
uint32_t offset,
|
uint32_t count,
|
uint32_t *shadow_offset)
|
{
|
struct vc4_context *vc4 = vc4_context(pctx);
|
struct vc4_resource *orig = vc4_resource(info->index.resource);
|
perf_debug("Fallback conversion for %d uint indices\n", count);
|
|
void *data;
|
struct pipe_resource *shadow_rsc = NULL;
|
u_upload_alloc(vc4->uploader, 0, count * 2, 4,
|
shadow_offset, &shadow_rsc, &data);
|
uint16_t *dst = data;
|
|
struct pipe_transfer *src_transfer = NULL;
|
const uint32_t *src;
|
if (info->has_user_indices) {
|
src = info->index.user;
|
} else {
|
src = pipe_buffer_map_range(pctx, &orig->base,
|
offset,
|
count * 4,
|
PIPE_TRANSFER_READ, &src_transfer);
|
}
|
|
for (int i = 0; i < count; i++) {
|
uint32_t src_index = src[i];
|
assert(src_index <= 0xffff);
|
dst[i] = src_index;
|
}
|
|
if (src_transfer)
|
pctx->transfer_unmap(pctx, src_transfer);
|
|
return shadow_rsc;
|
}
|
|
void
|
vc4_resource_screen_init(struct pipe_screen *pscreen)
|
{
|
struct vc4_screen *screen = vc4_screen(pscreen);
|
|
pscreen->resource_create = vc4_resource_create;
|
pscreen->resource_create_with_modifiers =
|
vc4_resource_create_with_modifiers;
|
pscreen->resource_from_handle = vc4_resource_from_handle;
|
pscreen->resource_destroy = u_resource_destroy_vtbl;
|
pscreen->resource_get_handle = vc4_resource_get_handle;
|
pscreen->resource_destroy = vc4_resource_destroy;
|
|
/* Test if the kernel has GET_TILING; it will return -EINVAL if the
|
* ioctl does not exist, but -ENOENT if we pass an impossible handle.
|
* 0 cannot be a valid GEM object, so use that.
|
*/
|
struct drm_vc4_get_tiling get_tiling = {
|
.handle = 0x0,
|
};
|
int ret = vc4_ioctl(screen->fd, DRM_IOCTL_VC4_GET_TILING, &get_tiling);
|
if (ret == -1 && errno == ENOENT)
|
screen->has_tiling_ioctl = true;
|
}
|
|
void
|
vc4_resource_context_init(struct pipe_context *pctx)
|
{
|
pctx->transfer_map = vc4_resource_transfer_map;
|
pctx->transfer_flush_region = u_default_transfer_flush_region;
|
pctx->transfer_unmap = vc4_resource_transfer_unmap;
|
pctx->buffer_subdata = u_default_buffer_subdata;
|
pctx->texture_subdata = u_default_texture_subdata;
|
pctx->create_surface = vc4_create_surface;
|
pctx->surface_destroy = vc4_surface_destroy;
|
pctx->resource_copy_region = util_resource_copy_region;
|
pctx->blit = vc4_blit;
|
pctx->flush_resource = vc4_flush_resource;
|
}
|
