diff options
Diffstat (limited to 'src/gallium/state_trackers/clover/core/resource.cpp')
| -rw-r--r-- | src/gallium/state_trackers/clover/core/resource.cpp | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/clover/core/resource.cpp b/src/gallium/state_trackers/clover/core/resource.cpp new file mode 100644 index 00000000000..1d241e595aa --- /dev/null +++ b/src/gallium/state_trackers/clover/core/resource.cpp @@ -0,0 +1,192 @@ +// +// Copyright 2012 Francisco Jerez +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the "Software"), +// to deal in the Software without restriction, including without limitation +// the rights to use, copy, modify, merge, publish, distribute, sublicense, +// and/or sell copies of the Software, and to permit persons to whom the +// Software is furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice 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 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 "core/resource.hpp" +#include "pipe/p_screen.h" +#include "util/u_sampler.h" + +using namespace clover; + +namespace { + class box { + public: + box(const resource::point &origin, const resource::point &size) : + pipe({ (unsigned)origin[0], (unsigned)origin[1], + (unsigned)origin[2], (unsigned)size[0], + (unsigned)size[1], (unsigned)size[2] }) { + } + + operator const pipe_box *() { + return &pipe; + } + + protected: + pipe_box pipe; + }; +} + +resource::resource(clover::device &dev, clover::memory_obj &obj) : + dev(dev), obj(obj), pipe(NULL), offset{0} { +} + +resource::~resource() { +} + +void +resource::copy(command_queue &q, const point &origin, const point ®ion, + resource &src_res, const point &src_origin) { + point p = offset + origin; + + q.pipe->resource_copy_region(q.pipe, pipe, 0, p[0], p[1], p[2], + src_res.pipe, 0, + box(src_res.offset + src_origin, region)); +} + +void * +resource::add_map(command_queue &q, cl_map_flags flags, bool blocking, + const point &origin, const point ®ion) { + maps.emplace_back(q, *this, flags, blocking, origin, region); + return maps.back(); +} + +void +resource::del_map(void *p) { + auto it = std::find(maps.begin(), maps.end(), p); + if (it != maps.end()) + maps.erase(it); +} + +unsigned +resource::map_count() const { + return maps.size(); +} + +pipe_sampler_view * +resource::bind_sampler_view(clover::command_queue &q) { + pipe_sampler_view info; + + u_sampler_view_default_template(&info, pipe, pipe->format); + return q.pipe->create_sampler_view(q.pipe, pipe, &info); +} + +void +resource::unbind_sampler_view(clover::command_queue &q, + pipe_sampler_view *st) { + q.pipe->sampler_view_destroy(q.pipe, st); +} + +pipe_surface * +resource::bind_surface(clover::command_queue &q, bool rw) { + pipe_surface info {}; + + info.format = pipe->format; + info.usage = pipe->bind; + info.writable = rw; + + if (pipe->target == PIPE_BUFFER) + info.u.buf.last_element = pipe->width0 - 1; + + return q.pipe->create_surface(q.pipe, pipe, &info); +} + +void +resource::unbind_surface(clover::command_queue &q, pipe_surface *st) { + q.pipe->surface_destroy(q.pipe, st); +} + +root_resource::root_resource(clover::device &dev, clover::memory_obj &obj, + std::string data) : + resource(dev, obj) { + pipe_resource info {}; + + if (image *img = dynamic_cast<image *>(&obj)) { + info.format = translate_format(img->format()); + info.width0 = img->width(); + info.height0 = img->height(); + info.depth0 = img->depth(); + } else { + info.width0 = obj.size(); + } + + info.target = translate_target(obj.type()); + info.bind = (PIPE_BIND_SAMPLER_VIEW | + PIPE_BIND_COMPUTE_RESOURCE | + PIPE_BIND_GLOBAL | + PIPE_BIND_TRANSFER_READ | + PIPE_BIND_TRANSFER_WRITE); + + pipe = dev.pipe->resource_create(dev.pipe, &info); + if (!pipe) + throw error(CL_OUT_OF_RESOURCES); + + assert(data.empty()); // XXX -- initialize it with the supplied data +} + +root_resource::root_resource(clover::device &dev, clover::memory_obj &obj, + clover::root_resource &r) : + resource(dev, obj) { + assert(0); // XXX -- resource shared among dev and r.dev +} + +root_resource::~root_resource() { + dev.pipe->resource_destroy(dev.pipe, pipe); +} + +sub_resource::sub_resource(clover::resource &r, point offset) : + resource(r.dev, r.obj) { + pipe = r.pipe; + offset = r.offset + offset; +} + +mapping::mapping(command_queue &q, resource &r, + cl_map_flags flags, bool blocking, + const resource::point &origin, + const resource::point ®ion) : + pctx(q.pipe) { + unsigned usage = ((flags & CL_MAP_WRITE ? PIPE_TRANSFER_WRITE : 0 ) | + (flags & CL_MAP_READ ? PIPE_TRANSFER_READ : 0 ) | + (blocking ? PIPE_TRANSFER_UNSYNCHRONIZED : 0)); + + pxfer = pctx->get_transfer(pctx, r.pipe, 0, usage, + box(origin + r.offset, region)); + if (!pxfer) + throw error(CL_OUT_OF_RESOURCES); + + p = pctx->transfer_map(pctx, pxfer); + if (!p) { + pctx->transfer_destroy(pctx, pxfer); + throw error(CL_OUT_OF_RESOURCES); + } +} + +mapping::mapping(mapping &&m) : + pctx(m.pctx), pxfer(m.pxfer), p(m.p) { + m.p = NULL; + m.pxfer = NULL; +} + +mapping::~mapping() { + if (pxfer) { + pctx->transfer_unmap(pctx, pxfer); + pctx->transfer_destroy(pctx, pxfer); + } +} |