1 files changed, 208 insertions, 0 deletions
diff --git a/etnaviv/etnaviv_priv.h b/etnaviv/etnaviv_priv.h
new file mode 100644
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+++ b/etnaviv/etnaviv_priv.h
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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>
+ */
+
+#ifndef ETNAVIV_PRIV_H_
+#define ETNAVIV_PRIV_H_
+
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <pthread.h>
+#include <stdio.h>
+#include <assert.h>
+
+#include "libdrm_macros.h"
+#include "xf86drm.h"
+#include "xf86atomic.h"
+
+#include "util_double_list.h"
+
+#include "etnaviv_drmif.h"
+#include "etnaviv_drm.h"
+
+struct etna_bo_bucket {
+	uint32_t size;
+	struct list_head list;
+};
+
+struct etna_bo_cache {
+	struct etna_bo_bucket cache_bucket[14 * 4];
+	unsigned num_buckets;
+	time_t time;
+};
+
+struct etna_device {
+	int fd;
+	atomic_t refcnt;
+
+	/* tables to keep track of bo's, to avoid "evil-twin" etna_bo objects:
+	 *
+	 *   handle_table: maps handle to etna_bo
+	 *   name_table: maps flink name to etna_bo
+	 *
+	 * We end up needing two tables, because DRM_IOCTL_GEM_OPEN always
+	 * returns a new handle.  So we need to figure out if the bo is already
+	 * open in the process first, before calling gem-open.
+	 */
+	void *handle_table, *name_table;
+
+	struct etna_bo_cache bo_cache;
+
+	int closefd;        /* call close(fd) upon destruction */
+};
+
+drm_private void etna_bo_cache_init(struct etna_bo_cache *cache);
+drm_private void etna_bo_cache_cleanup(struct etna_bo_cache *cache, time_t time);
+drm_private struct etna_bo *etna_bo_cache_alloc(struct etna_bo_cache *cache,
+		uint32_t *size, uint32_t flags);
+drm_private int etna_bo_cache_free(struct etna_bo_cache *cache, struct etna_bo *bo);
+
+/* for where @table_lock is already held: */
+drm_private void etna_device_del_locked(struct etna_device *dev);
+
+/* a GEM buffer object allocated from the DRM device */
+struct etna_bo {
+	struct etna_device      *dev;
+	void            *map;           /* userspace mmap'ing (if there is one) */
+	uint32_t        size;
+	uint32_t        handle;
+	uint32_t        flags;
+	uint32_t        name;           /* flink global handle (DRI2 name) */
+	uint64_t        offset;         /* offset to mmap() */
+	atomic_t        refcnt;
+
+	/* in the common case, a bo won't be referenced by more than a single
+	 * command stream.  So to avoid looping over all the bo's in the
+	 * reloc table to find the idx of a bo that might already be in the
+	 * table, we cache the idx in the bo.  But in order to detect the
+	 * slow-path where bo is ref'd in multiple streams, we also must track
+	 * the current_stream for which the idx is valid.  See bo2idx().
+	 */
+	struct etna_cmd_stream *current_stream;
+	uint32_t idx;
+
+	int reuse;
+	struct list_head list;   /* bucket-list entry */
+	time_t free_time;        /* time when added to bucket-list */
+};
+
+struct etna_gpu {
+	struct etna_device *dev;
+	uint32_t core;
+	uint32_t model;
+	uint32_t revision;
+};
+
+struct etna_pipe {
+	enum etna_pipe_id id;
+	struct etna_gpu *gpu;
+};
+
+struct etna_cmd_stream_priv {
+	struct etna_cmd_stream base;
+	struct etna_pipe *pipe;
+
+	uint32_t last_timestamp;
+
+	/* submit ioctl related tables: */
+	struct {
+		/* bo's table: */
+		struct drm_etnaviv_gem_submit_bo *bos;
+		uint32_t nr_bos, max_bos;
+
+		/* reloc's table: */
+		struct drm_etnaviv_gem_submit_reloc *relocs;
+		uint32_t nr_relocs, max_relocs;
+
+		/* perf's table: */
+		struct drm_etnaviv_gem_submit_pmr *pmrs;
+		uint32_t nr_pmrs, max_pmrs;
+	} submit;
+
+	/* should have matching entries in submit.bos: */
+	struct etna_bo **bos;
+	uint32_t nr_bos, max_bos;
+
+	/* notify callback if buffer reset happened */
+	void (*reset_notify)(struct etna_cmd_stream *stream, void *priv);
+	void *reset_notify_priv;
+};
+
+struct etna_perfmon {
+	struct list_head domains;
+	struct etna_pipe *pipe;
+};
+
+struct etna_perfmon_domain
+{
+	struct list_head head;
+	struct list_head signals;
+	uint8_t id;
+	char name[64];
+};
+
+struct etna_perfmon_signal
+{
+	struct list_head head;
+	struct etna_perfmon_domain *domain;
+	uint8_t signal;
+	char name[64];
+};
+
+#define ALIGN(v,a) (((v) + (a) - 1) & ~((a) - 1))
+#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
+
+#define enable_debug 1  /* TODO make dynamic */
+
+#define INFO_MSG(fmt, ...) \
+		do { drmMsg("[I] "fmt " (%s:%d)\n", \
+				##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
+#define DEBUG_MSG(fmt, ...) \
+		do if (enable_debug) { drmMsg("[D] "fmt " (%s:%d)\n", \
+				##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
+#define WARN_MSG(fmt, ...) \
+		do { drmMsg("[W] "fmt " (%s:%d)\n", \
+				##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
+#define ERROR_MSG(fmt, ...) \
+		do { drmMsg("[E] " fmt " (%s:%d)\n", \
+				##__VA_ARGS__, __FUNCTION__, __LINE__); } while (0)
+
+#define VOID2U64(x) ((uint64_t)(unsigned long)(x))
+
+static inline void get_abs_timeout(struct drm_etnaviv_timespec *tv, uint64_t ns)
+{
+	struct timespec t;
+	uint32_t s = ns / 1000000000;
+	clock_gettime(CLOCK_MONOTONIC, &t);
+	tv->tv_sec = t.tv_sec + s;
+	tv->tv_nsec = t.tv_nsec + ns - (s * 1000000000);
+}
+
+#endif /* ETNAVIV_PRIV_H_ */