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third_party_mesa3d/src/gallium/drivers/asahi/agx_pipe.c

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/*
* Copyright 2010 Red Hat Inc.
* Copyright © 2014-2017 Broadcom
* Copyright (C) 2019-2020 Collabora, Ltd.
* Copyright 2006 VMware, Inc.
*
* 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
* on 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:
*
* 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 NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR 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.
*/
#include <stdio.h>
#include <errno.h>
#include "pipe/p_defines.h"
#include "pipe/p_state.h"
#include "pipe/p_context.h"
#include "pipe/p_screen.h"
#include "util/u_memory.h"
#include "util/u_screen.h"
#include "util/u_inlines.h"
#include "util/format/u_format.h"
#include "util/u_upload_mgr.h"
#include "util/half_float.h"
#include "frontend/winsys_handle.h"
#include "frontend/sw_winsys.h"
#include "gallium/auxiliary/util/u_transfer.h"
#include "gallium/auxiliary/util/u_transfer_helper.h"
#include "gallium/auxiliary/util/u_surface.h"
#include "gallium/auxiliary/util/u_framebuffer.h"
#include "gallium/auxiliary/util/u_debug_cb.h"
#include "agx_public.h"
#include "agx_state.h"
#include "magic.h"
#include "asahi/compiler/agx_compile.h"
#include "asahi/lib/decode.h"
#include "asahi/lib/agx_formats.h"
#include "util/u_drm.h"
/* drm_fourcc cannot be built on macOS */
#ifndef __APPLE__
#include "drm-uapi/drm_fourcc.h"
#endif
/* In case of macOS, pick some fake modifier values so we still build */
#ifndef DRM_FORMAT_MOD_LINEAR
#define DRM_FORMAT_MOD_LINEAR 1
#endif
#ifndef DRM_FORMAT_MOD_APPLE_TWIDDLED
#define DRM_FORMAT_MOD_APPLE_TWIDDLED (2)
#endif
static const struct debug_named_value agx_debug_options[] = {
{"trace", AGX_DBG_TRACE, "Trace the command stream"},
{"deqp", AGX_DBG_DEQP, "Hacks for dEQP"},
{"no16", AGX_DBG_NO16, "Disable 16-bit support"},
#ifndef NDEBUG
{"dirty", AGX_DBG_DIRTY, "Disable dirty tracking"},
#endif
{"precompile",AGX_DBG_PRECOMPILE,"Precompile shaders for shader-db"},
DEBUG_NAMED_VALUE_END
};
uint64_t agx_best_modifiers[] = {
DRM_FORMAT_MOD_APPLE_TWIDDLED,
DRM_FORMAT_MOD_LINEAR,
};
void agx_init_state_functions(struct pipe_context *ctx);
static struct pipe_query *
agx_create_query(struct pipe_context *ctx, unsigned query_type, unsigned index)
{
struct agx_query *query = CALLOC_STRUCT(agx_query);
return (struct pipe_query *)query;
}
static void
agx_destroy_query(struct pipe_context *ctx, struct pipe_query *query)
{
FREE(query);
}
static bool
agx_begin_query(struct pipe_context *ctx, struct pipe_query *query)
{
return true;
}
static bool
agx_end_query(struct pipe_context *ctx, struct pipe_query *query)
{
return true;
}
static bool
agx_get_query_result(struct pipe_context *ctx,
struct pipe_query *query,
bool wait,
union pipe_query_result *vresult)
{
uint64_t *result = (uint64_t*)vresult;
*result = 0;
return true;
}
static void
agx_set_active_query_state(struct pipe_context *pipe, bool enable)
{
}
/*
* resource
*/
static struct pipe_resource *
agx_resource_from_handle(struct pipe_screen *pscreen,
const struct pipe_resource *templat,
struct winsys_handle *whandle,
unsigned usage)
{
unreachable("Imports todo");
}
static bool
agx_resource_get_handle(struct pipe_screen *pscreen,
struct pipe_context *ctx,
struct pipe_resource *pt,
struct winsys_handle *handle,
unsigned usage)
{
unreachable("Handles todo");
}
/* Linear textures require specifying their strides explicitly, which only
* works for 2D textures. Rectangle textures are a special case of 2D.
*/
static bool
agx_is_2d(enum pipe_texture_target target)
{
return (target == PIPE_TEXTURE_2D || target == PIPE_TEXTURE_RECT);
}
static uint64_t
agx_select_modifier(const struct agx_resource *pres)
{
/* Buffers are always linear */
if (pres->base.target == PIPE_BUFFER)
return DRM_FORMAT_MOD_LINEAR;
/* Optimize streaming textures */
if (pres->base.usage == PIPE_USAGE_STREAM && agx_is_2d(pres->base.target))
return DRM_FORMAT_MOD_LINEAR;
/* Default to tiled */
return DRM_FORMAT_MOD_APPLE_TWIDDLED;
}
static struct pipe_resource *
agx_resource_create(struct pipe_screen *screen,
const struct pipe_resource *templ)
{
struct agx_device *dev = agx_device(screen);
struct agx_resource *nresource;
nresource = CALLOC_STRUCT(agx_resource);
if (!nresource)
return NULL;
nresource->base = *templ;
nresource->base.screen = screen;
nresource->modifier = agx_select_modifier(nresource);
nresource->mipmapped = (templ->last_level > 0);
assert(templ->format != PIPE_FORMAT_Z24X8_UNORM &&
templ->format != PIPE_FORMAT_Z24_UNORM_S8_UINT &&
"u_transfer_helper should have lowered");
nresource->layout = (struct ail_layout) {
.tiling = (nresource->modifier == DRM_FORMAT_MOD_LINEAR) ?
AIL_TILING_LINEAR : AIL_TILING_TWIDDLED,
.format = templ->format,
.width_px = templ->width0,
.height_px = templ->height0,
.depth_px = templ->depth0 * templ->array_size,
.levels = templ->last_level + 1
};
pipe_reference_init(&nresource->base.reference, 1);
struct sw_winsys *winsys = ((struct agx_screen *) screen)->winsys;
if (templ->bind & (PIPE_BIND_DISPLAY_TARGET |
PIPE_BIND_SCANOUT |
PIPE_BIND_SHARED)) {
unsigned width = templ->width0;
unsigned height = templ->height0;
if (nresource->layout.tiling == AIL_TILING_TWIDDLED) {
width = ALIGN_POT(width, 64);
height = ALIGN_POT(height, 64);
}
nresource->dt = winsys->displaytarget_create(winsys,
templ->bind,
templ->format,
width,
height,
64,
NULL /*map_front_private*/,
&nresource->dt_stride);
if (nresource->layout.tiling == AIL_TILING_LINEAR)
nresource->layout.linear_stride_B = nresource->dt_stride;
if (nresource->dt == NULL) {
FREE(nresource);
return NULL;
}
}
ail_make_miptree(&nresource->layout);
nresource->bo = agx_bo_create(dev, nresource->layout.size_B, AGX_MEMORY_TYPE_FRAMEBUFFER);
if (!nresource->bo) {
FREE(nresource);
return NULL;
}
return &nresource->base;
}
static void
agx_resource_destroy(struct pipe_screen *screen,
struct pipe_resource *prsrc)
{
struct agx_resource *rsrc = (struct agx_resource *)prsrc;
if (rsrc->dt) {
/* display target */
struct agx_screen *agx_screen = (struct agx_screen*)screen;
struct sw_winsys *winsys = agx_screen->winsys;
winsys->displaytarget_destroy(winsys, rsrc->dt);
}
agx_bo_unreference(rsrc->bo);
FREE(rsrc);
}
/*
* transfer
*/
static void
agx_transfer_flush_region(struct pipe_context *pipe,
struct pipe_transfer *transfer,
const struct pipe_box *box)
{
}
static void *
agx_transfer_map(struct pipe_context *pctx,
struct pipe_resource *resource,
unsigned level,
unsigned usage, /* a combination of PIPE_MAP_x */
const struct pipe_box *box,
struct pipe_transfer **out_transfer)
{
struct agx_context *ctx = agx_context(pctx);
struct agx_resource *rsrc = agx_resource(resource);
/* Can't map tiled/compressed directly */
if ((usage & PIPE_MAP_DIRECTLY) && rsrc->modifier != DRM_FORMAT_MOD_LINEAR)
return NULL;
/* Synchronize */
if (!(usage & PIPE_MAP_UNSYNCHRONIZED)) {
agx_flush_writer(ctx, rsrc, "Unsynchronized transfer");
if (usage & PIPE_MAP_WRITE)
agx_flush_readers(ctx, rsrc, "Unsynchronized read");
}
struct agx_transfer *transfer = CALLOC_STRUCT(agx_transfer);
transfer->base.level = level;
transfer->base.usage = usage;
transfer->base.box = *box;
pipe_resource_reference(&transfer->base.resource, resource);
*out_transfer = &transfer->base;
if (rsrc->modifier == DRM_FORMAT_MOD_APPLE_TWIDDLED) {
transfer->base.stride =
util_format_get_stride(rsrc->layout.format, box->width);
transfer->base.layer_stride =
util_format_get_2d_size(rsrc->layout.format, transfer->base.stride,
box->height);
transfer->map = calloc(transfer->base.layer_stride, box->depth);
if ((usage & PIPE_MAP_READ) && BITSET_TEST(rsrc->data_valid, level)) {
for (unsigned z = 0; z < box->depth; ++z) {
uint8_t *map = agx_map_texture_cpu(rsrc, level, box->z + z);
uint8_t *dst = (uint8_t *) transfer->map +
transfer->base.layer_stride * z;
ail_detile(map, dst, &rsrc->layout, level, transfer->base.stride,
box->x, box->y, box->width, box->height);
}
}
return transfer->map;
} else {
assert (rsrc->modifier == DRM_FORMAT_MOD_LINEAR);
transfer->base.stride = ail_get_linear_stride_B(&rsrc->layout, level);
transfer->base.layer_stride = rsrc->layout.layer_stride_B;
/* Be conservative for direct writes */
if ((usage & PIPE_MAP_WRITE) && (usage & PIPE_MAP_DIRECTLY))
BITSET_SET(rsrc->data_valid, level);
uint32_t offset = ail_get_linear_pixel_B(&rsrc->layout, level, box->x,
box->y, box->z);
return ((uint8_t *) rsrc->bo->ptr.cpu) + offset;
}
}
static void
agx_transfer_unmap(struct pipe_context *pctx,
struct pipe_transfer *transfer)
{
/* Gallium expects writeback here, so we tile */
struct agx_transfer *trans = agx_transfer(transfer);
struct pipe_resource *prsrc = transfer->resource;
struct agx_resource *rsrc = (struct agx_resource *) prsrc;
if (transfer->usage & PIPE_MAP_WRITE)
BITSET_SET(rsrc->data_valid, transfer->level);
/* Tiling will occur in software from a staging cpu buffer */
if ((transfer->usage & PIPE_MAP_WRITE) &&
rsrc->modifier == DRM_FORMAT_MOD_APPLE_TWIDDLED) {
assert(trans->map != NULL);
for (unsigned z = 0; z < transfer->box.depth; ++z) {
uint8_t *map = agx_map_texture_cpu(rsrc, transfer->level,
transfer->box.z + z);
uint8_t *src = (uint8_t *) trans->map +
transfer->layer_stride * z;
ail_tile(map, src, &rsrc->layout, transfer->level,
transfer->stride, transfer->box.x, transfer->box.y,
transfer->box.width, transfer->box.height);
}
}
/* Free the transfer */
free(trans->map);
pipe_resource_reference(&transfer->resource, NULL);
FREE(transfer);
}
/*
* clear/copy
*/
static void
agx_clear(struct pipe_context *pctx, unsigned buffers, const struct pipe_scissor_state *scissor_state,
const union pipe_color_union *color, double depth, unsigned stencil)
{
struct agx_context *ctx = agx_context(pctx);
unsigned fastclear = buffers & ~(ctx->batch->draw | ctx->batch->load);
unsigned slowclear = buffers & ~fastclear;
assert(scissor_state == NULL && "we don't support PIPE_CAP_CLEAR_SCISSORED");
/* Fast clears configure the batch */
if (fastclear & PIPE_CLEAR_COLOR0)
memcpy(ctx->batch->clear_color, color->f, sizeof(color->f));
if (fastclear & PIPE_CLEAR_DEPTH)
ctx->batch->clear_depth = depth;
if (fastclear & PIPE_CLEAR_STENCIL)
ctx->batch->clear_stencil = stencil;
/* Slow clears draw a fullscreen rectangle */
if (slowclear) {
agx_blitter_save(ctx, ctx->blitter, false /* render cond */);
util_blitter_clear(ctx->blitter, ctx->framebuffer.width,
ctx->framebuffer.height,
util_framebuffer_get_num_layers(&ctx->framebuffer),
slowclear, color, depth, stencil,
util_framebuffer_get_num_samples(&ctx->framebuffer) > 1);
}
ctx->batch->clear |= fastclear;
assert((ctx->batch->draw & slowclear) == slowclear);
}
static void
agx_flush_resource(struct pipe_context *ctx,
struct pipe_resource *resource)
{
}
/*
* context
*/
static void
agx_flush(struct pipe_context *pctx,
struct pipe_fence_handle **fence,
unsigned flags)
{
struct agx_context *ctx = agx_context(pctx);
if (fence)
*fence = NULL;
agx_flush_batch(ctx, ctx->batch);
}
void
agx_flush_batch(struct agx_context *ctx, struct agx_batch *batch)
{
struct agx_device *dev = agx_device(ctx->base.screen);
/* Nothing to do */
if (!(batch->draw | batch->clear))
return;
/* Finalize the encoder */
uint8_t stop[5 + 64] = { 0x00, 0x00, 0x00, 0xc0, 0x00 };
memcpy(batch->encoder_current, stop, sizeof(stop));
/* Emit the commandbuffer */
uint64_t pipeline_clear = 0, pipeline_reload = 0;
bool clear_pipeline_textures = false;
uint16_t clear_colour[4] = {
_mesa_float_to_half(batch->clear_color[0]),
_mesa_float_to_half(batch->clear_color[1]),
_mesa_float_to_half(batch->clear_color[2]),
_mesa_float_to_half(batch->clear_color[3])
};
pipeline_clear = agx_build_clear_pipeline(ctx,
dev->internal.clear,
agx_pool_upload(&batch->pool, clear_colour, sizeof(clear_colour)));
if (batch->cbufs[0]) {
enum pipe_format fmt = batch->cbufs[0]->format;
enum agx_format internal = agx_pixel_format[fmt].internal;
uint32_t shader = dev->reload.format[internal];
pipeline_reload = agx_build_reload_pipeline(ctx, shader,
batch->cbufs[0]);
}
if (batch->cbufs[0] && !(batch->clear & PIPE_CLEAR_COLOR0)) {
clear_pipeline_textures = true;
pipeline_clear = pipeline_reload;
}
uint64_t pipeline_store = 0;
if (batch->cbufs[0]) {
pipeline_store =
agx_build_store_pipeline(ctx,
dev->internal.store,
agx_pool_upload(&batch->pool, ctx->render_target[0], sizeof(ctx->render_target)));
}
/* Pipelines must 64 aligned */
for (unsigned i = 0; i < batch->nr_cbufs; ++i) {
struct agx_resource *rt = agx_resource(batch->cbufs[i]->texture);
BITSET_SET(rt->data_valid, 0);
}
struct agx_resource *zbuf = batch->zsbuf ?
agx_resource(batch->zsbuf->texture) : NULL;
if (zbuf) {
BITSET_SET(zbuf->data_valid, 0);
if (zbuf->separate_stencil)
BITSET_SET(zbuf->separate_stencil->data_valid, 0);
}
/* BO list for a given batch consists of:
* - BOs for the batch's pools
* - BOs for the encoder
* - BO for internal shaders
* - BOs added to the batch explicitly
*/
agx_batch_add_bo(batch, batch->encoder);
agx_batch_add_bo(batch, batch->scissor.bo);
agx_batch_add_bo(batch, batch->depth_bias.bo);
agx_batch_add_bo(batch, dev->internal.bo);
agx_batch_add_bo(batch, dev->reload.bo);
unsigned handle_count =
agx_batch_num_bo(batch) +
agx_pool_num_bos(&batch->pool) +
agx_pool_num_bos(&batch->pipeline_pool);
uint32_t *handles = calloc(sizeof(uint32_t), handle_count);
unsigned handle = 0, handle_i = 0;
AGX_BATCH_FOREACH_BO_HANDLE(batch, handle) {
handles[handle_i++] = handle;
}
agx_pool_get_bo_handles(&batch->pool, handles + handle_i);
handle_i += agx_pool_num_bos(&batch->pool);
agx_pool_get_bo_handles(&batch->pipeline_pool, handles + handle_i);
handle_i += agx_pool_num_bos(&batch->pipeline_pool);
/* Size calculation should've been exact */
assert(handle_i == handle_count);
unsigned cmdbuf_id = agx_get_global_id(dev);
unsigned encoder_id = agx_get_global_id(dev);
unsigned cmdbuf_size = demo_cmdbuf(dev->cmdbuf.ptr.cpu,
dev->cmdbuf.size,
&batch->pool,
&ctx->framebuffer,
batch->encoder->ptr.gpu,
encoder_id,
batch->scissor.bo->ptr.gpu,
batch->depth_bias.bo->ptr.gpu,
pipeline_clear,
pipeline_reload,
pipeline_store,
clear_pipeline_textures,
batch->clear,
batch->clear_depth,
batch->clear_stencil);
/* Generate the mapping table from the BO list */
demo_mem_map(dev->memmap.ptr.cpu, dev->memmap.size, handles, handle_count,
cmdbuf_id, encoder_id, cmdbuf_size);
free(handles);
agx_submit_cmdbuf(dev, dev->cmdbuf.handle, dev->memmap.handle, dev->queue.id);
agx_wait_queue(dev->queue);
if (dev->debug & AGX_DBG_TRACE) {
agxdecode_cmdstream(dev->cmdbuf.handle, dev->memmap.handle, true);
agxdecode_next_frame();
}
AGX_BATCH_FOREACH_BO_HANDLE(batch, handle) {
agx_bo_unreference(agx_lookup_bo(dev, handle));
}
/* There is no more writer for anything we wrote recorded on this context */
hash_table_foreach(ctx->writer, ent) {
if (ent->data == batch)
_mesa_hash_table_remove(ctx->writer, ent);
}
memset(batch->bo_list.set, 0, batch->bo_list.word_count * sizeof(BITSET_WORD));
agx_pool_cleanup(&batch->pool);
agx_pool_cleanup(&batch->pipeline_pool);
agx_pool_init(&batch->pool, dev, AGX_MEMORY_TYPE_FRAMEBUFFER, true);
agx_pool_init(&batch->pipeline_pool, dev, AGX_MEMORY_TYPE_CMDBUF_32, true);
batch->clear = 0;
batch->draw = 0;
batch->load = 0;
batch->encoder_current = batch->encoder->ptr.cpu;
batch->encoder_end = batch->encoder_current + batch->encoder->size;
batch->scissor.count = 0;
agx_dirty_all(ctx);
agx_batch_init_state(batch);
/* After resetting the batch, rebind the framebuffer so we update resource
* tracking logic and the BO lists.
*
* XXX: This is a hack to workaround lack of proper batch tracking.
*/
ctx->base.set_framebuffer_state(&ctx->base, &ctx->framebuffer);
}
static void
agx_destroy_context(struct pipe_context *pctx)
{
struct agx_context *ctx = agx_context(pctx);
if (pctx->stream_uploader)
u_upload_destroy(pctx->stream_uploader);
if (ctx->blitter)
util_blitter_destroy(ctx->blitter);
util_unreference_framebuffer_state(&ctx->framebuffer);
ralloc_free(ctx);
}
static void
agx_invalidate_resource(struct pipe_context *ctx,
struct pipe_resource *resource)
{
}
static struct pipe_context *
agx_create_context(struct pipe_screen *screen,
void *priv, unsigned flags)
{
struct agx_context *ctx = rzalloc(NULL, struct agx_context);
struct pipe_context *pctx = &ctx->base;
if (!ctx)
return NULL;
pctx->screen = screen;
pctx->priv = priv;
ctx->batch = rzalloc(ctx, struct agx_batch);
ctx->batch->ctx = ctx;
ctx->batch->bo_list.set = rzalloc_array(ctx->batch, BITSET_WORD, 128);
ctx->batch->bo_list.word_count = 128;
agx_pool_init(&ctx->batch->pool,
agx_device(screen), AGX_MEMORY_TYPE_FRAMEBUFFER, true);
agx_pool_init(&ctx->batch->pipeline_pool,
agx_device(screen), AGX_MEMORY_TYPE_SHADER, true);
ctx->batch->encoder = agx_bo_create(agx_device(screen), 0x80000, AGX_MEMORY_TYPE_FRAMEBUFFER);
ctx->batch->encoder_current = ctx->batch->encoder->ptr.cpu;
ctx->batch->encoder_end = ctx->batch->encoder_current + ctx->batch->encoder->size;
ctx->batch->scissor.bo = agx_bo_create(agx_device(screen), 0x80000, AGX_MEMORY_TYPE_FRAMEBUFFER);
ctx->batch->depth_bias.bo = agx_bo_create(agx_device(screen), 0x80000, AGX_MEMORY_TYPE_FRAMEBUFFER);
ctx->writer = _mesa_pointer_hash_table_create(ctx);
/* Upload fixed shaders (TODO: compile them?) */
pctx->stream_uploader = u_upload_create_default(pctx);
if (!pctx->stream_uploader) {
FREE(pctx);
return NULL;
}
pctx->const_uploader = pctx->stream_uploader;
pctx->destroy = agx_destroy_context;
pctx->flush = agx_flush;
pctx->clear = agx_clear;
pctx->resource_copy_region = util_resource_copy_region;
pctx->blit = agx_blit;
pctx->flush_resource = agx_flush_resource;
pctx->create_query = agx_create_query;
pctx->destroy_query = agx_destroy_query;
pctx->begin_query = agx_begin_query;
pctx->end_query = agx_end_query;
pctx->get_query_result = agx_get_query_result;
pctx->set_active_query_state = agx_set_active_query_state;
pctx->buffer_map = u_transfer_helper_transfer_map;
pctx->buffer_unmap = u_transfer_helper_transfer_unmap;
pctx->texture_map = u_transfer_helper_transfer_map;
pctx->texture_unmap = u_transfer_helper_transfer_unmap;
pctx->transfer_flush_region = u_transfer_helper_transfer_flush_region;
pctx->buffer_subdata = u_default_buffer_subdata;
pctx->texture_subdata = u_default_texture_subdata;
pctx->set_debug_callback = u_default_set_debug_callback;
pctx->invalidate_resource = agx_invalidate_resource;
agx_init_state_functions(pctx);
ctx->blitter = util_blitter_create(pctx);
return pctx;
}
static void
agx_flush_frontbuffer(struct pipe_screen *_screen,
struct pipe_context *pctx,
struct pipe_resource *prsrc,
unsigned level, unsigned layer,
void *context_private, struct pipe_box *box)
{
struct agx_resource *rsrc = (struct agx_resource *) prsrc;
struct agx_screen *agx_screen = (struct agx_screen*)_screen;
struct sw_winsys *winsys = agx_screen->winsys;
/* Dump the framebuffer */
assert (rsrc->dt);
void *map = winsys->displaytarget_map(winsys, rsrc->dt, PIPE_USAGE_DEFAULT);
assert(map != NULL);
if (rsrc->modifier == DRM_FORMAT_MOD_APPLE_TWIDDLED) {
ail_detile(rsrc->bo->ptr.cpu, map, &rsrc->layout, 0, rsrc->dt_stride,
0, 0, rsrc->base.width0, rsrc->base.height0);
} else {
memcpy(map, rsrc->bo->ptr.cpu, rsrc->dt_stride * rsrc->base.height0);
}
winsys->displaytarget_display(winsys, rsrc->dt, context_private, box);
}
static const char *
agx_get_vendor(struct pipe_screen* pscreen)
{
return "Asahi";
}
static const char *
agx_get_device_vendor(struct pipe_screen* pscreen)
{
return "Apple";
}
static const char *
agx_get_name(struct pipe_screen* pscreen)
{
return "Apple M1 (G13G B0)";
}
static int
agx_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
{
bool is_deqp = agx_device(pscreen)->debug & AGX_DBG_DEQP;
switch (param) {
case PIPE_CAP_NPOT_TEXTURES:
case PIPE_CAP_MIXED_COLOR_DEPTH_BITS:
case PIPE_CAP_FRAGMENT_SHADER_TEXTURE_LOD:
case PIPE_CAP_VERTEX_COLOR_UNCLAMPED:
case PIPE_CAP_DEPTH_CLIP_DISABLE:
case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
case PIPE_CAP_FRAGMENT_SHADER_DERIVATIVES:
case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT:
return 1;
/* We could support ARB_clip_control by toggling the clip control bit for
* the render pass. Because this bit is for the whole render pass,
* switching clip modes necessarily incurs a flush. This should be ok, from
* the ARB_clip_control spec:
*
* Some implementations may introduce a flush when changing the
* clip control state. Hence frequent clip control changes are
* not recommended.
*
* However, this would require tuning to ensure we don't flush unnecessary
* when using u_blitter clears, for example. As we don't yet have a use case,
* don't expose the feature.
*/
case PIPE_CAP_CLIP_HALFZ:
return 0;
case PIPE_CAP_MAX_RENDER_TARGETS:
return 1;
case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
return 0;
case PIPE_CAP_OCCLUSION_QUERY:
case PIPE_CAP_PRIMITIVE_RESTART:
case PIPE_CAP_PRIMITIVE_RESTART_FIXED_INDEX:
return true;
case PIPE_CAP_SAMPLER_VIEW_TARGET:
case PIPE_CAP_TEXTURE_SWIZZLE:
case PIPE_CAP_BLEND_EQUATION_SEPARATE:
case PIPE_CAP_INDEP_BLEND_ENABLE:
case PIPE_CAP_INDEP_BLEND_FUNC:
case PIPE_CAP_ACCELERATED:
case PIPE_CAP_UMA:
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
case PIPE_CAP_SHADER_ARRAY_COMPONENTS:
case PIPE_CAP_PACKED_UNIFORMS:
return 1;
case PIPE_CAP_VS_INSTANCEID:
case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
case PIPE_CAP_TEXTURE_MULTISAMPLE:
case PIPE_CAP_SURFACE_SAMPLE_COUNT:
case PIPE_CAP_SAMPLE_SHADING:
return is_deqp;
case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS:
return 0;
case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
return is_deqp ? PIPE_MAX_SO_BUFFERS : 0;
case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
return is_deqp ? PIPE_MAX_SO_OUTPUTS : 0;
case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS:
return is_deqp ? 1 : 0;
case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS:
return 256;
case PIPE_CAP_GLSL_FEATURE_LEVEL:
case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY:
return is_deqp ? 330 : 130;
case PIPE_CAP_ESSL_FEATURE_LEVEL:
return is_deqp ? 320 : 120;
case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
return 16;
case PIPE_CAP_MAX_TEXEL_BUFFER_ELEMENTS_UINT:
return 65536;
case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
return 64;
case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY:
return 1;
case PIPE_CAP_MAX_TEXTURE_2D_SIZE:
return 16384;
case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
return 13;
case PIPE_CAP_FS_COORD_ORIGIN_LOWER_LEFT:
return 0;
case PIPE_CAP_FS_COORD_ORIGIN_UPPER_LEFT:
case PIPE_CAP_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
case PIPE_CAP_FS_COORD_PIXEL_CENTER_INTEGER:
case PIPE_CAP_TGSI_TEXCOORD:
case PIPE_CAP_FS_FACE_IS_INTEGER_SYSVAL:
case PIPE_CAP_FS_POSITION_IS_SYSVAL:
case PIPE_CAP_SEAMLESS_CUBE_MAP:
case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
return true;
case PIPE_CAP_FS_POINT_IS_SYSVAL:
return false;
case PIPE_CAP_MAX_VERTEX_ELEMENT_SRC_OFFSET:
return 0xffff;
case PIPE_CAP_TEXTURE_TRANSFER_MODES:
return 0;
case PIPE_CAP_ENDIANNESS:
return PIPE_ENDIAN_LITTLE;
case PIPE_CAP_VIDEO_MEMORY: {
uint64_t system_memory;
if (!os_get_total_physical_memory(&system_memory))
return 0;
return (int)(system_memory >> 20);
}
case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
return 4;
case PIPE_CAP_MAX_VARYINGS:
return 16;
case PIPE_CAP_FLATSHADE:
case PIPE_CAP_TWO_SIDED_COLOR:
case PIPE_CAP_ALPHA_TEST:
case PIPE_CAP_CLIP_PLANES:
case PIPE_CAP_NIR_IMAGES_AS_DEREF:
return 0;
case PIPE_CAP_SHAREABLE_SHADERS:
return 1;
default:
return u_pipe_screen_get_param_defaults(pscreen, param);
}
}
static float
agx_get_paramf(struct pipe_screen* pscreen,
enum pipe_capf param)
{
switch (param) {
case PIPE_CAPF_MIN_LINE_WIDTH:
case PIPE_CAPF_MIN_LINE_WIDTH_AA:
case PIPE_CAPF_MIN_POINT_SIZE:
case PIPE_CAPF_MIN_POINT_SIZE_AA:
return 1;
case PIPE_CAPF_POINT_SIZE_GRANULARITY:
case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
return 0.1;
case PIPE_CAPF_MAX_LINE_WIDTH:
case PIPE_CAPF_MAX_LINE_WIDTH_AA:
return 16.0; /* Off-by-one fixed point 4:4 encoding */
case PIPE_CAPF_MAX_POINT_SIZE:
case PIPE_CAPF_MAX_POINT_SIZE_AA:
return 511.95f;
case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
return 16.0;
case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
return 16.0; /* arbitrary */
case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE:
case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE:
case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY:
return 0.0f;
default:
debug_printf("Unexpected PIPE_CAPF %d query\n", param);
return 0.0;
}
}
static int
agx_get_shader_param(struct pipe_screen* pscreen,
enum pipe_shader_type shader,
enum pipe_shader_cap param)
{
bool is_no16 = agx_device(pscreen)->debug & AGX_DBG_NO16;
if (shader != PIPE_SHADER_VERTEX &&
shader != PIPE_SHADER_FRAGMENT)
return 0;
/* this is probably not totally correct.. but it's a start: */
switch (param) {
case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
return 16384;
case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
return 1024;
case PIPE_SHADER_CAP_MAX_INPUTS:
return 16;
case PIPE_SHADER_CAP_MAX_OUTPUTS:
return shader == PIPE_SHADER_FRAGMENT ? 4 : 16;
case PIPE_SHADER_CAP_MAX_TEMPS:
return 256; /* GL_MAX_PROGRAM_TEMPORARIES_ARB */
case PIPE_SHADER_CAP_MAX_CONST_BUFFER0_SIZE:
return 16 * 1024 * sizeof(float);
case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
return 16;
case PIPE_SHADER_CAP_CONT_SUPPORTED:
return 0;
case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
case PIPE_SHADER_CAP_SUBROUTINES:
case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
return 0;
case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
case PIPE_SHADER_CAP_INTEGERS:
return true;
case PIPE_SHADER_CAP_FP16:
case PIPE_SHADER_CAP_GLSL_16BIT_CONSTS:
case PIPE_SHADER_CAP_FP16_DERIVATIVES:
case PIPE_SHADER_CAP_FP16_CONST_BUFFERS:
return !is_no16;
case PIPE_SHADER_CAP_INT16:
/* GLSL compiler is broken. Flip this on when Panfrost does. */
return false;
case PIPE_SHADER_CAP_INT64_ATOMICS:
case PIPE_SHADER_CAP_DROUND_SUPPORTED:
case PIPE_SHADER_CAP_DFRACEXP_DLDEXP_SUPPORTED:
case PIPE_SHADER_CAP_LDEXP_SUPPORTED:
case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
return 0;
case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
return 16; /* XXX: How many? */
case PIPE_SHADER_CAP_PREFERRED_IR:
return PIPE_SHADER_IR_NIR;
case PIPE_SHADER_CAP_SUPPORTED_IRS:
return (1 << PIPE_SHADER_IR_NIR) | (1 << PIPE_SHADER_IR_NIR_SERIALIZED);
case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
return 0;
default:
/* Other params are unknown */
return 0;
}
return 0;
}
static int
agx_get_compute_param(struct pipe_screen *pscreen,
enum pipe_shader_ir ir_type,
enum pipe_compute_cap param,
void *ret)
{
return 0;
}
static bool
agx_is_format_supported(struct pipe_screen* pscreen,
enum pipe_format format,
enum pipe_texture_target target,
unsigned sample_count,
unsigned storage_sample_count,
unsigned usage)
{
assert(target == PIPE_BUFFER ||
target == PIPE_TEXTURE_1D ||
target == PIPE_TEXTURE_1D_ARRAY ||
target == PIPE_TEXTURE_2D ||
target == PIPE_TEXTURE_2D_ARRAY ||
target == PIPE_TEXTURE_RECT ||
target == PIPE_TEXTURE_3D ||
target == PIPE_TEXTURE_CUBE ||
target == PIPE_TEXTURE_CUBE_ARRAY);
if (sample_count > 1)
return false;
if (MAX2(sample_count, 1) != MAX2(storage_sample_count, 1))
return false;
if (usage & (PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW)) {
struct agx_pixel_format_entry ent = agx_pixel_format[format];
if (!agx_is_valid_pixel_format(format))
return false;
if ((usage & PIPE_BIND_RENDER_TARGET) && !ent.renderable)
return false;
}
/* TODO: formats */
if (usage & PIPE_BIND_VERTEX_BUFFER) {
switch (format) {
case PIPE_FORMAT_R16_FLOAT:
case PIPE_FORMAT_R16G16_FLOAT:
case PIPE_FORMAT_R16G16B16_FLOAT:
case PIPE_FORMAT_R16G16B16A16_FLOAT:
case PIPE_FORMAT_R32_FLOAT:
case PIPE_FORMAT_R32G32_FLOAT:
case PIPE_FORMAT_R32G32B32_FLOAT:
case PIPE_FORMAT_R32G32B32A32_FLOAT:
break;
default:
return false;
}
}
if (usage & PIPE_BIND_DEPTH_STENCIL) {
switch (format) {
/* natively supported
* TODO: we could also support Z16_UNORM */
case PIPE_FORMAT_Z32_FLOAT:
case PIPE_FORMAT_S8_UINT:
/* lowered by u_transfer_helper to one of the above */
case PIPE_FORMAT_Z24X8_UNORM:
case PIPE_FORMAT_Z24_UNORM_S8_UINT:
case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
break;
default:
return false;
}
}
return true;
}
static void
agx_query_dmabuf_modifiers(struct pipe_screen *screen,
enum pipe_format format, int max,
uint64_t *modifiers,
unsigned int *external_only, int *out_count)
{
int i;
if (max == 0) {
*out_count = ARRAY_SIZE(agx_best_modifiers);
return;
}
for (i = 0; i < ARRAY_SIZE(agx_best_modifiers) && i < max; i++) {
if (external_only)
external_only[i] = 0;
modifiers[i] = agx_best_modifiers[i];
}
/* Return the number of modifiers copied */
*out_count = i;
}
static bool
agx_is_dmabuf_modifier_supported(struct pipe_screen *screen,
uint64_t modifier, enum pipe_format format,
bool *external_only)
{
if (external_only)
*external_only = false;
switch (modifier) {
case DRM_FORMAT_MOD_APPLE_TWIDDLED:
case DRM_FORMAT_MOD_LINEAR:
return true;
default:
return false;
}
}
static void
agx_destroy_screen(struct pipe_screen *screen)
{
u_transfer_helper_destroy(screen->transfer_helper);
agx_close_device(agx_device(screen));
ralloc_free(screen);
}
static void
agx_fence_reference(struct pipe_screen *screen,
struct pipe_fence_handle **ptr,
struct pipe_fence_handle *fence)
{
}
static bool
agx_fence_finish(struct pipe_screen *screen,
struct pipe_context *ctx,
struct pipe_fence_handle *fence,
uint64_t timeout)
{
return true;
}
static const void *
agx_get_compiler_options(struct pipe_screen *pscreen,
enum pipe_shader_ir ir,
enum pipe_shader_type shader)
{
return &agx_nir_options;
}
static void
agx_resource_set_stencil(struct pipe_resource *prsrc,
struct pipe_resource *stencil)
{
agx_resource(prsrc)->separate_stencil = agx_resource(stencil);
}
static struct pipe_resource *
agx_resource_get_stencil(struct pipe_resource *prsrc)
{
return (struct pipe_resource *) agx_resource(prsrc)->separate_stencil;
}
static enum pipe_format
agx_resource_get_internal_format(struct pipe_resource *prsrc)
{
return agx_resource(prsrc)->layout.format;
}
static const struct u_transfer_vtbl transfer_vtbl = {
.resource_create = agx_resource_create,
.resource_destroy = agx_resource_destroy,
.transfer_map = agx_transfer_map,
.transfer_unmap = agx_transfer_unmap,
.transfer_flush_region = agx_transfer_flush_region,
.get_internal_format = agx_resource_get_internal_format,
.set_stencil = agx_resource_set_stencil,
.get_stencil = agx_resource_get_stencil,
};
struct pipe_screen *
agx_screen_create(int fd, struct renderonly *ro, struct sw_winsys *winsys)
{
struct agx_screen *agx_screen;
struct pipe_screen *screen;
agx_screen = rzalloc(NULL, struct agx_screen);
if (!agx_screen)
return NULL;
screen = &agx_screen->pscreen;
agx_screen->winsys = winsys;
/* Set debug before opening */
agx_screen->dev.debug =
debug_get_flags_option("ASAHI_MESA_DEBUG", agx_debug_options, 0);
/* Try to open an AGX device */
if (!agx_open_device(screen, &agx_screen->dev)) {
ralloc_free(agx_screen);
return NULL;
}
if (agx_screen->dev.debug & AGX_DBG_DEQP) {
/* You're on your own. */
static bool warned_about_hacks = false;
if (!warned_about_hacks) {
fprintf(stderr, "\n------------------\n"
"Unsupported debug parameter set. Expect breakage.\n"
"Do not report bugs.\n"
"------------------\n\n");
warned_about_hacks = true;
}
}
screen->destroy = agx_destroy_screen;
screen->get_name = agx_get_name;
screen->get_vendor = agx_get_vendor;
screen->get_device_vendor = agx_get_device_vendor;
screen->get_param = agx_get_param;
screen->get_shader_param = agx_get_shader_param;
screen->get_compute_param = agx_get_compute_param;
screen->get_paramf = agx_get_paramf;
screen->is_format_supported = agx_is_format_supported;
screen->query_dmabuf_modifiers = agx_query_dmabuf_modifiers;
screen->is_dmabuf_modifier_supported = agx_is_dmabuf_modifier_supported;
screen->context_create = agx_create_context;
screen->resource_from_handle = agx_resource_from_handle;
screen->resource_get_handle = agx_resource_get_handle;
screen->flush_frontbuffer = agx_flush_frontbuffer;
screen->get_timestamp = u_default_get_timestamp;
screen->fence_reference = agx_fence_reference;
screen->fence_finish = agx_fence_finish;
screen->get_compiler_options = agx_get_compiler_options;
screen->resource_create = u_transfer_helper_resource_create;
screen->resource_destroy = u_transfer_helper_resource_destroy;
screen->transfer_helper = u_transfer_helper_create(&transfer_vtbl,
U_TRANSFER_HELPER_SEPARATE_Z32S8 |
U_TRANSFER_HELPER_SEPARATE_STENCIL |
U_TRANSFER_HELPER_MSAA_MAP |
U_TRANSFER_HELPER_Z24_IN_Z32F);
agx_internal_shaders(&agx_screen->dev);
return screen;
}
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