xenocara/lib/libdrm/freedreno/freedreno_pipe.c
2018-11-01 08:22:36 +00:00

103 lines
2.8 KiB
C

/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
/*
* Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
*
* 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:
* Rob Clark <robclark@freedesktop.org>
*/
#include "freedreno_drmif.h"
#include "freedreno_priv.h"
/**
* priority of zero is highest priority, and higher numeric values are
* lower priorities
*/
drm_public struct fd_pipe *
fd_pipe_new2(struct fd_device *dev, enum fd_pipe_id id, uint32_t prio)
{
struct fd_pipe *pipe;
uint64_t val;
if (id > FD_PIPE_MAX) {
ERROR_MSG("invalid pipe id: %d", id);
return NULL;
}
if ((prio != 1) && (fd_device_version(dev) < FD_VERSION_SUBMIT_QUEUES)) {
ERROR_MSG("invalid priority!");
return NULL;
}
pipe = dev->funcs->pipe_new(dev, id, prio);
if (!pipe) {
ERROR_MSG("allocation failed");
return NULL;
}
pipe->dev = dev;
pipe->id = id;
atomic_set(&pipe->refcnt, 1);
fd_pipe_get_param(pipe, FD_GPU_ID, &val);
pipe->gpu_id = val;
return pipe;
}
drm_public struct fd_pipe *
fd_pipe_new(struct fd_device *dev, enum fd_pipe_id id)
{
return fd_pipe_new2(dev, id, 1);
}
drm_public struct fd_pipe * fd_pipe_ref(struct fd_pipe *pipe)
{
atomic_inc(&pipe->refcnt);
return pipe;
}
drm_public void fd_pipe_del(struct fd_pipe *pipe)
{
if (!atomic_dec_and_test(&pipe->refcnt))
return;
pipe->funcs->destroy(pipe);
}
drm_public int fd_pipe_get_param(struct fd_pipe *pipe,
enum fd_param_id param, uint64_t *value)
{
return pipe->funcs->get_param(pipe, param, value);
}
drm_public int fd_pipe_wait(struct fd_pipe *pipe, uint32_t timestamp)
{
return fd_pipe_wait_timeout(pipe, timestamp, ~0);
}
drm_public int fd_pipe_wait_timeout(struct fd_pipe *pipe, uint32_t timestamp,
uint64_t timeout)
{
return pipe->funcs->wait(pipe, timestamp, timeout);
}