209 lines
5.9 KiB
C
209 lines
5.9 KiB
C
/*
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* Copyright (C) 2014-2015 Etnaviv Project
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Authors:
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* Christian Gmeiner <christian.gmeiner@gmail.com>
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*/
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#ifndef ETNAVIV_PRIV_H_
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#define ETNAVIV_PRIV_H_
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#include <stdlib.h>
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#include <errno.h>
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#include <string.h>
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#include <unistd.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <sys/ioctl.h>
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#include <pthread.h>
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#include <stdio.h>
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#include <assert.h>
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#include "libdrm_macros.h"
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#include "xf86drm.h"
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#include "xf86atomic.h"
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#include "util_double_list.h"
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#include "etnaviv_drmif.h"
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#include "etnaviv_drm.h"
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struct etna_bo_bucket {
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uint32_t size;
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struct list_head list;
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};
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struct etna_bo_cache {
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struct etna_bo_bucket cache_bucket[14 * 4];
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unsigned num_buckets;
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time_t time;
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};
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struct etna_device {
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int fd;
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atomic_t refcnt;
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/* tables to keep track of bo's, to avoid "evil-twin" etna_bo objects:
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*
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* handle_table: maps handle to etna_bo
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* name_table: maps flink name to etna_bo
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*
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* We end up needing two tables, because DRM_IOCTL_GEM_OPEN always
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* returns a new handle. So we need to figure out if the bo is already
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* open in the process first, before calling gem-open.
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*/
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void *handle_table, *name_table;
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struct etna_bo_cache bo_cache;
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int closefd; /* call close(fd) upon destruction */
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};
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drm_private void etna_bo_cache_init(struct etna_bo_cache *cache);
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drm_private void etna_bo_cache_cleanup(struct etna_bo_cache *cache, time_t time);
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drm_private struct etna_bo *etna_bo_cache_alloc(struct etna_bo_cache *cache,
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uint32_t *size, uint32_t flags);
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drm_private int etna_bo_cache_free(struct etna_bo_cache *cache, struct etna_bo *bo);
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/* for where @table_lock is already held: */
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drm_private void etna_device_del_locked(struct etna_device *dev);
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/* a GEM buffer object allocated from the DRM device */
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struct etna_bo {
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struct etna_device *dev;
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void *map; /* userspace mmap'ing (if there is one) */
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uint32_t size;
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uint32_t handle;
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uint32_t flags;
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uint32_t name; /* flink global handle (DRI2 name) */
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uint64_t offset; /* offset to mmap() */
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atomic_t refcnt;
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/* in the common case, a bo won't be referenced by more than a single
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* command stream. So to avoid looping over all the bo's in the
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* reloc table to find the idx of a bo that might already be in the
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* table, we cache the idx in the bo. But in order to detect the
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* slow-path where bo is ref'd in multiple streams, we also must track
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* the current_stream for which the idx is valid. See bo2idx().
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*/
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struct etna_cmd_stream *current_stream;
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uint32_t idx;
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int reuse;
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struct list_head list; /* bucket-list entry */
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time_t free_time; /* time when added to bucket-list */
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};
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struct etna_gpu {
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struct etna_device *dev;
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uint32_t core;
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uint32_t model;
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uint32_t revision;
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};
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struct etna_pipe {
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enum etna_pipe_id id;
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struct etna_gpu *gpu;
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};
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struct etna_cmd_stream_priv {
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struct etna_cmd_stream base;
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struct etna_pipe *pipe;
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uint32_t last_timestamp;
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/* submit ioctl related tables: */
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struct {
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/* bo's table: */
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struct drm_etnaviv_gem_submit_bo *bos;
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uint32_t nr_bos, max_bos;
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/* reloc's table: */
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struct drm_etnaviv_gem_submit_reloc *relocs;
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uint32_t nr_relocs, max_relocs;
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/* perf's table: */
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struct drm_etnaviv_gem_submit_pmr *pmrs;
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uint32_t nr_pmrs, max_pmrs;
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} submit;
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/* should have matching entries in submit.bos: */
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struct etna_bo **bos;
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uint32_t nr_bos, max_bos;
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/* notify callback if buffer reset happened */
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void (*reset_notify)(struct etna_cmd_stream *stream, void *priv);
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void *reset_notify_priv;
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};
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struct etna_perfmon {
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struct list_head domains;
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struct etna_pipe *pipe;
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};
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struct etna_perfmon_domain
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{
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struct list_head head;
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struct list_head signals;
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uint8_t id;
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char name[64];
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};
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struct etna_perfmon_signal
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{
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struct list_head head;
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struct etna_perfmon_domain *domain;
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uint8_t signal;
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char name[64];
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};
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#define ALIGN(v,a) (((v) + (a) - 1) & ~((a) - 1))
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#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
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#define enable_debug 1 /* TODO make dynamic */
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#define INFO_MSG(fmt, ...) \
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do { drmMsg("[I] "fmt " (%s:%d)\n", \
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##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
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#define DEBUG_MSG(fmt, ...) \
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do if (enable_debug) { drmMsg("[D] "fmt " (%s:%d)\n", \
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##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
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#define WARN_MSG(fmt, ...) \
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do { drmMsg("[W] "fmt " (%s:%d)\n", \
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##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
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#define ERROR_MSG(fmt, ...) \
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do { drmMsg("[E] " fmt " (%s:%d)\n", \
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##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
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#define VOID2U64(x) ((uint64_t)(unsigned long)(x))
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static inline void get_abs_timeout(struct drm_etnaviv_timespec *tv, uint64_t ns)
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{
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struct timespec t;
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uint32_t s = ns / 1000000000;
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clock_gettime(CLOCK_MONOTONIC, &t);
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tv->tv_sec = t.tv_sec + s;
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tv->tv_nsec = t.tv_nsec + ns - (s * 1000000000);
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}
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#endif /* ETNAVIV_PRIV_H_ */
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