drm/etnaviv/etnaviv_pipe.c

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/*
* Copyright (C) 2014-2015 Etnaviv 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 (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.
*
* Authors:
* Christian Gmeiner <christian.gmeiner@gmail.com>
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "etnaviv_priv.h"
int etna_pipe_wait(struct etna_pipe *pipe, uint32_t timestamp, uint32_t ms)
{
return etna_pipe_wait_ns(pipe, timestamp, ms * 1000000);
}
int etna_pipe_wait_ns(struct etna_pipe *pipe, uint32_t timestamp, uint64_t ns)
{
struct etna_device *dev = pipe->gpu->dev;
int ret;
struct drm_etnaviv_wait_fence req = {
.pipe = pipe->gpu->core,
.fence = timestamp,
};
if (ns == 0)
req.flags |= ETNA_WAIT_NONBLOCK;
get_abs_timeout(&req.timeout, ns);
ret = drmCommandWrite(dev->fd, DRM_ETNAVIV_WAIT_FENCE, &req, sizeof(req));
if (ret) {
ERROR_MSG("wait-fence failed! %d (%s)", ret, strerror(errno));
return ret;
}
return 0;
}
void etna_pipe_del(struct etna_pipe *pipe)
{
free(pipe);
}
struct etna_pipe *etna_pipe_new(struct etna_gpu *gpu, enum etna_pipe_id id)
{
struct etna_pipe *pipe;
pipe = calloc(1, sizeof(*pipe));
if (!pipe) {
ERROR_MSG("allocation failed");
goto fail;
}
pipe->id = id;
pipe->gpu = gpu;
return pipe;
fail:
return NULL;
}