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/*
* Copyright (C) 2017-2019 Lima Project
*
* 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 <stdlib.h>
#include <string.h>
#include "xf86drm.h"
#include "libsync.h"
#include "drm-uapi/lima_drm.h"
#include "util/ralloc.h"
#include "util/u_dynarray.h"
#include "util/os_time.h"
#include "lima_screen.h"
#include "lima_context.h"
#include "lima_submit.h"
#include "lima_bo.h"
#include "lima_util.h"
struct lima_submit {
struct lima_screen *screen;
uint32_t pipe;
uint32_t ctx;
int in_sync_fd;
uint32_t in_sync;
uint32_t out_sync;
struct util_dynarray gem_bos;
struct util_dynarray bos;
};
#define VOID2U64(x) ((uint64_t)(unsigned long)(x))
struct lima_submit *lima_submit_create(struct lima_context *ctx, uint32_t pipe)
{
struct lima_submit *s;
s = rzalloc(ctx, struct lima_submit);
if (!s)
return NULL;
s->screen = lima_screen(ctx->base.screen);
s->pipe = pipe;
s->ctx = ctx->id;
s->in_sync_fd = -1;
int err = drmSyncobjCreate(s->screen->fd, DRM_SYNCOBJ_CREATE_SIGNALED,
&s->out_sync);
if (err)
goto err_out0;
err = drmSyncobjCreate(s->screen->fd, DRM_SYNCOBJ_CREATE_SIGNALED,
&s->in_sync);
if (err)
goto err_out1;
util_dynarray_init(&s->gem_bos, s);
return s;
err_out1:
drmSyncobjDestroy(s->screen->fd, s->out_sync);
err_out0:
ralloc_free(s);
return NULL;
}
void lima_submit_free(struct lima_submit *submit)
{
if (submit->in_sync_fd >= 0)
close(submit->in_sync_fd);
drmSyncobjDestroy(submit->screen->fd, submit->in_sync);
drmSyncobjDestroy(submit->screen->fd, submit->out_sync);
}
bool lima_submit_add_bo(struct lima_submit *submit, struct lima_bo *bo, uint32_t flags)
{
util_dynarray_foreach(&submit->gem_bos, struct drm_lima_gem_submit_bo, gem_bo) {
if (bo->handle == gem_bo->handle) {
gem_bo->flags |= flags;
return true;
}
}
struct drm_lima_gem_submit_bo *submit_bo =
util_dynarray_grow(&submit->gem_bos, sizeof(*submit_bo));
submit_bo->handle = bo->handle;
submit_bo->flags = flags;
struct lima_bo **jbo = util_dynarray_grow(&submit->bos, sizeof(*jbo));
*jbo = bo;
/* prevent bo from being freed when submit start */
lima_bo_reference(bo);
return true;
}
bool lima_submit_start(struct lima_submit *submit, void *frame, uint32_t size)
{
struct drm_lima_gem_submit req = {
.ctx = submit->ctx,
.pipe = submit->pipe,
.nr_bos = submit->gem_bos.size / sizeof(struct drm_lima_gem_submit_bo),
.bos = VOID2U64(util_dynarray_begin(&submit->gem_bos)),
.frame = VOID2U64(frame),
.frame_size = size,
};
if (submit->in_sync_fd >= 0) {
int err = drmSyncobjImportSyncFile(submit->screen->fd, submit->in_sync,
submit->in_sync_fd);
if (err)
return false;
req.in_sync[0] = submit->in_sync;
close(submit->in_sync_fd);
submit->in_sync_fd = -1;
}
bool ret = drmIoctl(submit->screen->fd, DRM_IOCTL_LIMA_GEM_SUBMIT, &req) == 0;
util_dynarray_foreach(&submit->bos, struct lima_bo *, bo) {
lima_bo_free(*bo);
}
util_dynarray_clear(&submit->gem_bos);
util_dynarray_clear(&submit->bos);
return ret;
}
bool lima_submit_wait(struct lima_submit *submit, uint64_t timeout_ns)
{
int64_t abs_timeout = os_time_get_absolute_timeout(timeout_ns);
return !drmSyncobjWait(submit->screen->fd, &submit->out_sync, 1, abs_timeout, 0, NULL);
}
bool lima_submit_has_bo(struct lima_submit *submit, struct lima_bo *bo, bool all)
{
util_dynarray_foreach(&submit->gem_bos, struct drm_lima_gem_submit_bo, gem_bo) {
if (bo->handle == gem_bo->handle) {
if (all)
return true;
else
return gem_bo->flags & LIMA_SUBMIT_BO_WRITE;
}
}
return false;
}
bool lima_submit_add_in_sync(struct lima_submit *submit, int fd)
{
return !sync_accumulate("lima", &submit->in_sync_fd, fd);
}
bool lima_submit_get_out_sync(struct lima_submit *submit, int *fd)
{
return !drmSyncobjExportSyncFile(submit->screen->fd, submit->out_sync, fd);
}
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