Adding upstream version 2.4.114.upstream/2.4.114upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 258 insertions, 0 deletions

diff --git a/freedreno/freedreno_priv.h b/freedreno/freedreno_priv.h
new file mode 100644
index 0000000..b8eac4b
--- /dev/null
+++ b/freedreno/freedreno_priv.h
@@ -0,0 +1,258 @@
+/* -*- 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>
+ */
+
+#ifndef FREEDRENO_PRIV_H_
+#define FREEDRENO_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 "util_math.h"
+
+#include "freedreno_drmif.h"
+#include "freedreno_ringbuffer.h"
+#include "drm.h"
+
+#ifndef TRUE
+#  define TRUE 1
+#endif
+#ifndef FALSE
+#  define FALSE 0
+#endif
+
+struct fd_device_funcs {
+	int (*bo_new_handle)(struct fd_device *dev, uint32_t size,
+			uint32_t flags, uint32_t *handle);
+	struct fd_bo * (*bo_from_handle)(struct fd_device *dev,
+			uint32_t size, uint32_t handle);
+	struct fd_pipe * (*pipe_new)(struct fd_device *dev, enum fd_pipe_id id,
+			unsigned prio);
+	void (*destroy)(struct fd_device *dev);
+};
+
+struct fd_bo_bucket {
+	uint32_t size;
+	struct list_head list;
+};
+
+struct fd_bo_cache {
+	struct fd_bo_bucket cache_bucket[14 * 4];
+	int num_buckets;
+	time_t time;
+};
+
+struct fd_device {
+	int fd;
+	enum fd_version version;
+	atomic_t refcnt;
+
+	/* tables to keep track of bo's, to avoid "evil-twin" fd_bo objects:
+	 *
+	 *   handle_table: maps handle to fd_bo
+	 *   name_table: maps flink name to fd_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;
+
+	const struct fd_device_funcs *funcs;
+
+	struct fd_bo_cache bo_cache;
+	struct fd_bo_cache ring_cache;
+
+	int closefd;        /* call close(fd) upon destruction */
+
+	/* just for valgrind: */
+	int bo_size;
+};
+
+drm_private void fd_bo_cache_init(struct fd_bo_cache *cache, int coarse);
+drm_private void fd_bo_cache_cleanup(struct fd_bo_cache *cache, time_t time);
+drm_private struct fd_bo * fd_bo_cache_alloc(struct fd_bo_cache *cache,
+		uint32_t *size, uint32_t flags);
+drm_private int fd_bo_cache_free(struct fd_bo_cache *cache, struct fd_bo *bo);
+
+/* for where @table_lock is already held: */
+drm_private void fd_device_del_locked(struct fd_device *dev);
+
+struct fd_pipe_funcs {
+	struct fd_ringbuffer * (*ringbuffer_new)(struct fd_pipe *pipe, uint32_t size,
+			enum fd_ringbuffer_flags flags);
+	int (*get_param)(struct fd_pipe *pipe, enum fd_param_id param, uint64_t *value);
+	int (*wait)(struct fd_pipe *pipe, uint32_t timestamp, uint64_t timeout);
+	void (*destroy)(struct fd_pipe *pipe);
+};
+
+struct fd_pipe {
+	struct fd_device *dev;
+	enum fd_pipe_id id;
+	uint32_t gpu_id;
+	atomic_t refcnt;
+	const struct fd_pipe_funcs *funcs;
+};
+
+struct fd_ringbuffer_funcs {
+	void * (*hostptr)(struct fd_ringbuffer *ring);
+	int (*flush)(struct fd_ringbuffer *ring, uint32_t *last_start,
+			int in_fence_fd, int *out_fence_fd);
+	void (*grow)(struct fd_ringbuffer *ring, uint32_t size);
+	void (*reset)(struct fd_ringbuffer *ring);
+	void (*emit_reloc)(struct fd_ringbuffer *ring,
+			const struct fd_reloc *reloc);
+	uint32_t (*emit_reloc_ring)(struct fd_ringbuffer *ring,
+			struct fd_ringbuffer *target, uint32_t cmd_idx);
+	uint32_t (*cmd_count)(struct fd_ringbuffer *ring);
+	void (*destroy)(struct fd_ringbuffer *ring);
+};
+
+struct fd_bo_funcs {
+	int (*offset)(struct fd_bo *bo, uint64_t *offset);
+	int (*cpu_prep)(struct fd_bo *bo, struct fd_pipe *pipe, uint32_t op);
+	void (*cpu_fini)(struct fd_bo *bo);
+	int (*madvise)(struct fd_bo *bo, int willneed);
+	uint64_t (*iova)(struct fd_bo *bo);
+	void (*destroy)(struct fd_bo *bo);
+};
+
+struct fd_bo {
+	struct fd_device *dev;
+	uint32_t size;
+	uint32_t handle;
+	uint32_t name;
+	void *map;
+	atomic_t refcnt;
+	const struct fd_bo_funcs *funcs;
+
+	enum {
+		NO_CACHE = 0,
+		BO_CACHE = 1,
+		RING_CACHE = 2,
+	} bo_reuse;
+
+	struct list_head list;   /* bucket-list entry */
+	time_t free_time;        /* time when added to bucket-list */
+};
+
+drm_private struct fd_bo *fd_bo_new_ring(struct fd_device *dev,
+		uint32_t size, uint32_t flags);
+
+#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
+
+#define enable_debug 0  /* 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 U642VOID(x) ((void *)(unsigned long)(x))
+#define VOID2U64(x) ((uint64_t)(unsigned long)(x))
+
+static inline uint32_t
+offset_bytes(void *end, void *start)
+{
+	return ((char *)end) - ((char *)start);
+}
+
+#if HAVE_VALGRIND
+#  include <memcheck.h>
+
+/*
+ * For tracking the backing memory (if valgrind enabled, we force a mmap
+ * for the purposes of tracking)
+ */
+static inline void VG_BO_ALLOC(struct fd_bo *bo)
+{
+	if (bo && RUNNING_ON_VALGRIND) {
+		VALGRIND_MALLOCLIKE_BLOCK(fd_bo_map(bo), bo->size, 0, 1);
+	}
+}
+
+static inline void VG_BO_FREE(struct fd_bo *bo)
+{
+	VALGRIND_FREELIKE_BLOCK(bo->map, 0);
+}
+
+/*
+ * For tracking bo structs that are in the buffer-cache, so that valgrind
+ * doesn't attribute ownership to the first one to allocate the recycled
+ * bo.
+ *
+ * Note that the list_head in fd_bo is used to track the buffers in cache
+ * so disable error reporting on the range while they are in cache so
+ * valgrind doesn't squawk about list traversal.
+ *
+ */
+static inline void VG_BO_RELEASE(struct fd_bo *bo)
+{
+	if (RUNNING_ON_VALGRIND) {
+		VALGRIND_DISABLE_ADDR_ERROR_REPORTING_IN_RANGE(bo, bo->dev->bo_size);
+		VALGRIND_MAKE_MEM_NOACCESS(bo, bo->dev->bo_size);
+		VALGRIND_FREELIKE_BLOCK(bo->map, 0);
+	}
+}
+static inline void VG_BO_OBTAIN(struct fd_bo *bo)
+{
+	if (RUNNING_ON_VALGRIND) {
+		VALGRIND_MAKE_MEM_DEFINED(bo, bo->dev->bo_size);
+		VALGRIND_ENABLE_ADDR_ERROR_REPORTING_IN_RANGE(bo, bo->dev->bo_size);
+		VALGRIND_MALLOCLIKE_BLOCK(bo->map, bo->size, 0, 1);
+	}
+}
+#else
+static inline void VG_BO_ALLOC(struct fd_bo *bo)   {}
+static inline void VG_BO_FREE(struct fd_bo *bo)    {}
+static inline void VG_BO_RELEASE(struct fd_bo *bo) {}
+static inline void VG_BO_OBTAIN(struct fd_bo *bo)  {}
+#endif
+
+
+#endif /* FREEDRENO_PRIV_H_ */