+++ /dev/null
-/**************************************************************************
-
-libtbm_exynos
-
-Copyright 2012 Samsung Electronics co., Ltd. All Rights Reserved.
-
-Contact: SooChan Lim <sc1.lim@samsung.com>, Sangjin Lee <lsj119@samsung.com>
-
-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, sub license, 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 NON-INFRINGEMENT.
-IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS 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.
-
-**************************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <libudev.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <string.h>
-#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <unistd.h>
-#include <sys/mman.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <xf86drm.h>
-#include <exynos_drm.h>
-#include <pthread.h>
-#include <tbm_backend.h>
-#include <tbm_drm_helper.h>
-#include <tbm_log.h>
-#include <system_info.h>
-#include "tbm_bufmgr_tgl.h"
-
-#define TBM_COLOR_FORMAT_COUNT 4
-
-#define EXYNOS_DRM_NAME "exynos"
-
-#define STRERR_BUFSIZE 128
-
-#define SIZE_ALIGN(value, base) (((value) + ((base) - 1)) & ~((base) - 1))
-#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
-#define MAX(a, b) ((a) > (b) ? (a) : (b))
-
-static unsigned int g_tbm_surface_alignment_plane;
-static unsigned int g_tbm_surface_alignment_pitch_rgb;
-
-#define TBM_SURFACE_ALIGNMENT_PLANE_NV12 (4096)
-#define TBM_SURFACE_ALIGNMENT_PITCH_YUV (16)
-
-#define SZ_1M 0x00100000
-#define S5P_FIMV_MAX_FRAME_SIZE (2 * SZ_1M)
-#define S5P_FIMV_D_ALIGN_PLANE_SIZE 64
-#define S5P_FIMV_NUM_PIXELS_IN_MB_ROW 16
-#define S5P_FIMV_NUM_PIXELS_IN_MB_COL 16
-#define S5P_FIMV_DEC_BUF_ALIGN (8 * 1024)
-#define S5P_FIMV_NV12MT_HALIGN 128
-#define S5P_FIMV_NV12MT_VALIGN 64
-
-/* cache control at backend */
-static unsigned int g_enable_cache_ctrl = 0;
-
-struct dma_buf_info {
- unsigned long size;
- unsigned int fence_supported;
- unsigned int padding;
-};
-
-#define DMA_BUF_ACCESS_READ 0x1
-#define DMA_BUF_ACCESS_WRITE 0x2
-#define DMA_BUF_ACCESS_DMA 0x4
-#define DMA_BUF_ACCESS_MAX 0x8
-
-#define DMA_FENCE_LIST_MAX 5
-
-struct dma_buf_fence {
- unsigned long ctx;
- unsigned int type;
-};
-
-#define DMABUF_IOCTL_BASE 'F'
-#define DMABUF_IOWR(nr, type) _IOWR(DMABUF_IOCTL_BASE, nr, type)
-
-#define DMABUF_IOCTL_GET_INFO DMABUF_IOWR(0x00, struct dma_buf_info)
-#define DMABUF_IOCTL_GET_FENCE DMABUF_IOWR(0x01, struct dma_buf_fence)
-#define DMABUF_IOCTL_PUT_FENCE DMABUF_IOWR(0x02, struct dma_buf_fence)
-
-/* tgl key values */
-#define GLOBAL_KEY ((unsigned int)(-1))
-/* TBM_CACHE */
-#define TBM_EXYNOS_CACHE_INV 0x01 /**< cache invalidate */
-#define TBM_EXYNOS_CACHE_CLN 0x02 /**< cache clean */
-#define TBM_EXYNOS_CACHE_ALL 0x10 /**< cache all */
-#define TBM_EXYNOS_CACHE_FLUSH (TBM_EXYNOS_CACHE_INV|TBM_EXYNOS_CACHE_CLN) /**< cache flush */
-#define TBM_EXYNOS_CACHE_FLUSH_ALL (TBM_EXYNOS_CACHE_FLUSH|TBM_EXYNOS_CACHE_ALL) /**< cache flush all */
-
-enum {
- DEVICE_NONE = 0,
- DEVICE_CA, /* cache aware device */
- DEVICE_CO /* cache oblivious device */
-};
-
-typedef union _tbm_bo_cache_state tbm_bo_cache_state;
-
-union _tbm_bo_cache_state {
- unsigned int val;
- struct {
- unsigned int cntFlush:16; /*Flush all index for sync */
- unsigned int isCached:1;
- unsigned int isDirtied:2;
- } data;
-};
-
-typedef struct _tbm_bufmgr_exynos *tbm_bufmgr_exynos;
-typedef struct _tbm_bo_exynos *tbm_bo_exynos;
-
-/* tbm buffor object for exynos */
-struct _tbm_bo_exynos {
- int fd;
-
- unsigned int name; /* FLINK ID */
-
- unsigned int gem; /* GEM Handle */
-
- unsigned int dmabuf; /* fd for dmabuf */
-
- void *pBase; /* virtual address */
-
- unsigned int size;
-
- unsigned int flags_exynos;
- unsigned int flags_tbm;
-
- pthread_mutex_t mutex;
- struct dma_buf_fence dma_fence[DMA_FENCE_LIST_MAX];
- int device;
- int opt;
-
- tbm_bo_cache_state cache_state;
- unsigned int map_cnt;
- int last_map_device;
-
- tbm_bufmgr_exynos bufmgr_exynos;
-};
-
-/* tbm bufmgr private for exynos */
-struct _tbm_bufmgr_exynos {
- int fd;
- int isLocal;
- void *hashBos;
-
- int use_dma_fence;
-
- int tgl_fd;
-
- char *device_name;
- void *bind_display;
-
- tbm_backend_bufmgr_func *bufmgr_func;
- tbm_backend_bo_func *bo_func;
-
- tbm_bufmgr bufmgr;
-};
-
-const static char *STR_DEVICE[] = {
- "DEF",
- "CPU",
- "2D",
- "3D",
- "MM"
-};
-
-const static char *STR_OPT[] = {
- "NONE",
- "RD",
- "WR",
- "RDWR"
-};
-
-static int _get_render_node(int is_master);
-
-static inline int
-_tgl_init(int fd, unsigned int key)
-{
- struct tgl_reg_data data;
- int err;
- char buf[STRERR_BUFSIZE];
-
- data.key = key;
- data.timeout_ms = 1000;
-
- err = ioctl(fd, TGL_IOCTL_REGISTER, &data);
- if (err) {
- TBM_ERR("error(%s) key:%d\n",
- strerror_r(errno, buf, STRERR_BUFSIZE), key);
- return 0;
- }
-
- return 1;
-}
-
-static inline int
-_tgl_destroy(int fd, unsigned int key)
-{
- struct tgl_reg_data data;
- int err;
- char buf[STRERR_BUFSIZE];
-
- data.key = key;
- err = ioctl(fd, TGL_IOCTL_UNREGISTER, &data);
- if (err) {
- TBM_ERR("error(%s) key:%d\n",
- strerror_r(errno, buf, STRERR_BUFSIZE), key);
- return 0;
- }
-
- return 1;
-}
-
-static inline int
-_tgl_lock(int fd, unsigned int key, int opt)
-{
- struct tgl_lock_data data;
- enum tgl_type_data tgl_type;
- int err;
- char buf[STRERR_BUFSIZE];
-
- switch (opt) {
- case TBM_OPTION_READ:
- tgl_type = TGL_TYPE_READ;
- break;
- case TBM_OPTION_WRITE:
- tgl_type = TGL_TYPE_WRITE;
- break;
- default:
- tgl_type = TGL_TYPE_NONE;
- break;
- }
-
- data.key = key;
- data.type = tgl_type;
-
- err = ioctl(fd, TGL_IOCTL_LOCK, &data);
- if (err) {
- TBM_ERR("error(%s) key:%d opt:%d\n",
- strerror_r(errno, buf, STRERR_BUFSIZE), key, opt);
- return 0;
- }
-
- return 1;
-}
-
-static inline int
-_tgl_unlock(int fd, unsigned int key)
-{
- struct tgl_lock_data data;
- int err;
- char buf[STRERR_BUFSIZE];
-
- data.key = key;
- data.type = TGL_TYPE_NONE;
-
- err = ioctl(fd, TGL_IOCTL_UNLOCK, &data);
- if (err) {
- TBM_ERR("error(%s) key:%d\n",
- strerror_r(errno, buf, STRERR_BUFSIZE), key);
- return 0;
- }
-
- return 1;
-}
-
-static inline int
-_tgl_set_data(int fd, unsigned int key, unsigned int val)
-{
- struct tgl_usr_data data;
- int err;
- char buf[STRERR_BUFSIZE];
-
- data.key = key;
- data.data1 = val;
-
- err = ioctl(fd, TGL_IOCTL_SET_DATA, &data);
- if (err) {
- TBM_ERR("error(%s) key:%d\n",
- strerror_r(errno, buf, STRERR_BUFSIZE), key);
- return 0;
- }
-
- return 1;
-}
-
-static inline unsigned int
-_tgl_get_data(int fd, unsigned int key)
-{
- struct tgl_usr_data data = { 0, };
- int err;
- char buf[STRERR_BUFSIZE];
-
- data.key = key;
-
- err = ioctl(fd, TGL_IOCTL_GET_DATA, &data);
- if (err) {
- TBM_ERR("error(%s) key:%d\n",
- strerror_r(errno, buf, STRERR_BUFSIZE), key);
- return 0;
- }
-
- return data.data1;
-}
-
-static int
-_exynos_cache_flush(tbm_bufmgr_exynos bufmgr_exynos, tbm_bo_exynos bo_exynos, int flags)
-{
- TBM_RETURN_VAL_IF_FAIL(bufmgr_exynos != NULL, 0);
-
- /* cache flush is managed by kernel side when using dma-fence. */
- if (bufmgr_exynos->use_dma_fence)
- return 1;
-
- struct drm_exynos_gem_cache_op cache_op = {0, };
- int ret;
-
- /* if bo_exynos is null, do cache_flush_all */
- if (bo_exynos) {
- cache_op.flags = 0;
- cache_op.usr_addr = (uint64_t)((uintptr_t)bo_exynos->pBase);
- cache_op.size = bo_exynos->size;
- } else {
- flags = TBM_EXYNOS_CACHE_FLUSH_ALL;
- cache_op.flags = 0;
- cache_op.usr_addr = 0;
- cache_op.size = 0;
- }
-
- if (flags & TBM_EXYNOS_CACHE_INV) {
- if (flags & TBM_EXYNOS_CACHE_ALL)
- cache_op.flags |= EXYNOS_DRM_CACHE_INV_ALL;
- else
- cache_op.flags |= EXYNOS_DRM_CACHE_INV_RANGE;
- }
-
- if (flags & TBM_EXYNOS_CACHE_CLN) {
- if (flags & TBM_EXYNOS_CACHE_ALL)
- cache_op.flags |= EXYNOS_DRM_CACHE_CLN_ALL;
- else
- cache_op.flags |= EXYNOS_DRM_CACHE_CLN_RANGE;
- }
-
- if (flags & TBM_EXYNOS_CACHE_ALL)
- cache_op.flags |= EXYNOS_DRM_ALL_CACHES_CORES;
-
- ret = drmCommandWriteRead(bufmgr_exynos->fd, DRM_EXYNOS_GEM_CACHE_OP, &cache_op,
- sizeof(cache_op));
- if (ret) {
- TBM_ERR("fail to flush the cache.\n");
- return 0;
- }
-
- return 1;
-}
-
-static int
-_bo_init_cache_state(tbm_bufmgr_exynos bufmgr_exynos, tbm_bo_exynos bo_exynos, int import)
-{
- /* check whether cache control do or not */
- if (!g_enable_cache_ctrl)
- return 1;
-
- TBM_RETURN_VAL_IF_FAIL(bufmgr_exynos != NULL, 0);
- TBM_RETURN_VAL_IF_FAIL(bo_exynos != NULL, 0);
-
- if (bufmgr_exynos->use_dma_fence)
- return 1;
-
- _tgl_init(bufmgr_exynos->tgl_fd, bo_exynos->name);
-
- tbm_bo_cache_state cache_state;
-
- if (import == 0) {
- cache_state.data.isDirtied = DEVICE_NONE;
- cache_state.data.isCached = 0;
- cache_state.data.cntFlush = 0;
-
- _tgl_set_data(bufmgr_exynos->tgl_fd, bo_exynos->name, cache_state.val);
- }
-
- return 1;
-}
-
-static int
-_bo_set_cache_state(tbm_bufmgr_exynos bufmgr_exynos, tbm_bo_exynos bo_exynos, int device, int opt)
-{
- /* check whether cache control do or not */
- if (!g_enable_cache_ctrl)
- return 1;
-
- TBM_RETURN_VAL_IF_FAIL(bufmgr_exynos != NULL, 0);
- TBM_RETURN_VAL_IF_FAIL(bo_exynos != NULL, 0);
-
- if (bufmgr_exynos->use_dma_fence)
- return 1;
-
- char need_flush = 0;
- unsigned short cntFlush = 0;
-
- if (!(bo_exynos->flags_exynos & EXYNOS_BO_CACHABLE))
- return 1;
-
- /* get cache state of a bo_exynos */
- bo_exynos->cache_state.val = _tgl_get_data(bufmgr_exynos->tgl_fd,
- bo_exynos->name);
-
- /* get global cache flush count */
- cntFlush = (unsigned short)_tgl_get_data(bufmgr_exynos->tgl_fd, GLOBAL_KEY);
-
- if (device == TBM_DEVICE_CPU) {
- if (bo_exynos->cache_state.data.isDirtied == DEVICE_CO &&
- bo_exynos->cache_state.data.isCached)
- need_flush = TBM_EXYNOS_CACHE_INV;
-
- bo_exynos->cache_state.data.isCached = 1;
- if (opt & TBM_OPTION_WRITE)
- bo_exynos->cache_state.data.isDirtied = DEVICE_CA;
- else {
- if (bo_exynos->cache_state.data.isDirtied != DEVICE_CA)
- bo_exynos->cache_state.data.isDirtied = DEVICE_NONE;
- }
- } else {
- if (bo_exynos->cache_state.data.isDirtied == DEVICE_CA &&
- bo_exynos->cache_state.data.isCached &&
- bo_exynos->cache_state.data.cntFlush == cntFlush)
- need_flush = TBM_EXYNOS_CACHE_CLN | TBM_EXYNOS_CACHE_ALL;
-
- if (opt & TBM_OPTION_WRITE)
- bo_exynos->cache_state.data.isDirtied = DEVICE_CO;
- else {
- if (bo_exynos->cache_state.data.isDirtied != DEVICE_CO)
- bo_exynos->cache_state.data.isDirtied = DEVICE_NONE;
- }
- }
-
- if (need_flush) {
- if (need_flush & TBM_EXYNOS_CACHE_ALL)
- _tgl_set_data(bufmgr_exynos->tgl_fd, GLOBAL_KEY, (unsigned int)(++cntFlush));
-
- /* call cache flush */
- _exynos_cache_flush(bufmgr_exynos, bo_exynos, need_flush);
-
- TBM_DBG(" \tcache(%d,%d)....flush:0x%x, cntFlush(%d)\n",
- bo_exynos->cache_state.data.isCached,
- bo_exynos->cache_state.data.isDirtied,
- need_flush,
- cntFlush);
- }
-
- return 1;
-}
-
-static int
-_bo_save_cache_state(tbm_bufmgr_exynos bufmgr_exynos, tbm_bo_exynos bo_exynos)
-{
- /* check whether cache control do or not */
- if (!g_enable_cache_ctrl)
- return 1;
-
- TBM_RETURN_VAL_IF_FAIL(bufmgr_exynos != NULL, 0);
- TBM_RETURN_VAL_IF_FAIL(bo_exynos != NULL, 0);
-
- if (bufmgr_exynos->use_dma_fence)
- return 1;
-
- unsigned short cntFlush = 0;
-
- /* get global cache flush count */
- cntFlush = (unsigned short)_tgl_get_data(bufmgr_exynos->tgl_fd, GLOBAL_KEY);
-
- /* save global cache flush count */
- bo_exynos->cache_state.data.cntFlush = cntFlush;
- _tgl_set_data(bufmgr_exynos->tgl_fd, bo_exynos->name,
- bo_exynos->cache_state.val);
-
- return 1;
-}
-
-static void
-_bo_destroy_cache_state(tbm_bufmgr_exynos bufmgr_exynos, tbm_bo_exynos bo_exynos)
-{
- /* check whether cache control do or not */
- if (!g_enable_cache_ctrl)
- return;
-
- TBM_RETURN_IF_FAIL(bufmgr_exynos != NULL);
- TBM_RETURN_IF_FAIL(bo_exynos != NULL);
-
- if (bufmgr_exynos->use_dma_fence)
- return ;
-
- _tgl_destroy(bufmgr_exynos->tgl_fd, bo_exynos->name);
-}
-
-static int
-_bufmgr_init_cache_state(tbm_bufmgr_exynos bufmgr_exynos)
-{
- /* check whether cache control do or not */
- if (!g_enable_cache_ctrl)
- return 1;
-
- TBM_RETURN_VAL_IF_FAIL(bufmgr_exynos != NULL, 0);
-
- if (bufmgr_exynos->use_dma_fence)
- return 1;
-
- /* open tgl fd for saving cache flush data */
- bufmgr_exynos->tgl_fd = open(tgl_devfile, O_RDWR);
-
- if (bufmgr_exynos->tgl_fd < 0) {
- bufmgr_exynos->tgl_fd = open(tgl_devfile1, O_RDWR);
- if (bufmgr_exynos->tgl_fd < 0) {
- TBM_ERR("fail to open global_lock:%s\n",
- tgl_devfile1);
- return 0;
- }
- }
-
- if (!_tgl_init(bufmgr_exynos->tgl_fd, GLOBAL_KEY)) {
- TBM_ERR("fail to initialize the tgl\n");
- close(bufmgr_exynos->tgl_fd);
- return 0;
- }
-
- return 1;
-}
-
-static void
-_bufmgr_deinit_cache_state(tbm_bufmgr_exynos bufmgr_exynos)
-{
- /* check whether cache control do or not */
- if (!g_enable_cache_ctrl)
- return;
-
- TBM_RETURN_IF_FAIL(bufmgr_exynos != NULL);
-
- if (bufmgr_exynos->use_dma_fence)
- return;
-
- if (bufmgr_exynos->tgl_fd >= 0)
- close(bufmgr_exynos->tgl_fd);
-}
-
-static int
-_tbm_exynos_open_drm()
-{
- int fd = -1;
-
- fd = drmOpen(EXYNOS_DRM_NAME, NULL);
- if (fd < 0) {
- TBM_ERR("fail to open drm.(%s)\n", EXYNOS_DRM_NAME);
- }
-
- if (fd < 0) {
- fd = _get_render_node(1);
- if (fd < 0) {
- TBM_ERR("cannot find render_node\n");
- }
- }
-
- return fd;
-}
-
-static int
-_get_render_node(int is_master)
-{
- struct udev *udev = NULL;
- struct udev_enumerate *e = NULL;
- struct udev_list_entry *entry = NULL;
- struct udev_device *device = NULL, *drm_device = NULL, *device_parent = NULL;
- const char *filepath;
- struct stat s;
- int fd = -1;
- int ret;
-
- TBM_DBG("search drm-device by udev(is_master:%d)\n", is_master);
-
- udev = udev_new();
- if (!udev) {
- TBM_ERR("udev_new() failed.\n");
- return -1;
- }
-
- e = udev_enumerate_new(udev);
- udev_enumerate_add_match_subsystem(e, "drm");
- if (is_master)
- udev_enumerate_add_match_sysname(e, "card[0-9]*");
- else
- udev_enumerate_add_match_sysname(e, "renderD[0-9]*");
- udev_enumerate_scan_devices(e);
-
- udev_list_entry_foreach(entry, udev_enumerate_get_list_entry(e)) {
- device = udev_device_new_from_syspath(udev_enumerate_get_udev(e),
- udev_list_entry_get_name(entry));
- device_parent = udev_device_get_parent(device);
- /* Not need unref device_parent. device_parent and device have same refcnt */
- if (device_parent) {
- if (strcmp(udev_device_get_sysname(device_parent), "exynos-drm") == 0) {
- drm_device = device;
- TBM_DBG("Found render device: '%s' (%s)\n",
- udev_device_get_syspath(drm_device),
- udev_device_get_sysname(device_parent));
- break;
- }
- }
- udev_device_unref(device);
- }
-
- udev_enumerate_unref(e);
-
- if (!drm_device) {
- TBM_ERR("failed to find device\n");
- udev_unref(udev);
- return -1;
- }
-
- /* Get device file path. */
- filepath = udev_device_get_devnode(drm_device);
- if (!filepath) {
- TBM_ERR("udev_device_get_devnode() failed.\n");
- udev_device_unref(drm_device);
- udev_unref(udev);
- return -1;
- }
-
- /* Open DRM device file and check validity. */
- fd = open(filepath, O_RDWR | O_CLOEXEC);
- if (fd < 0) {
- TBM_ERR("open(%s, O_RDWR | O_CLOEXEC) failed.\n");
- udev_device_unref(drm_device);
- udev_unref(udev);
- return -1;
- }
-
- ret = fstat(fd, &s);
- if (ret) {
- TBM_ERR("fstat() failed %s.\n");
- udev_device_unref(drm_device);
- udev_unref(udev);
- close(fd);
- return -1;
- }
-
- udev_device_unref(drm_device);
- udev_unref(udev);
-
- return fd;
-}
-
-static unsigned int
-_get_exynos_flag_from_tbm(unsigned int ftbm)
-{
- unsigned int flags = 0;
-
- if (ftbm & TBM_BO_SCANOUT)
- flags |= EXYNOS_BO_CONTIG;
- else
- flags |= EXYNOS_BO_NONCONTIG;
-
- if (ftbm & TBM_BO_WC)
- flags |= EXYNOS_BO_WC;
- else if (ftbm & TBM_BO_NONCACHABLE)
- flags |= EXYNOS_BO_NONCACHABLE;
- else
- flags |= EXYNOS_BO_CACHABLE;
-
- return flags;
-}
-
-static unsigned int
-_get_tbm_flag_from_exynos(unsigned int fexynos)
-{
- unsigned int flags = 0;
-
- if (fexynos & EXYNOS_BO_NONCONTIG)
- flags |= TBM_BO_DEFAULT;
- else
- flags |= TBM_BO_SCANOUT;
-
- if (fexynos & EXYNOS_BO_WC)
- flags |= TBM_BO_WC;
- else if (fexynos & EXYNOS_BO_CACHABLE)
- flags |= TBM_BO_DEFAULT;
- else
- flags |= TBM_BO_NONCACHABLE;
-
- return flags;
-}
-
-static unsigned int
-_get_name(int fd, unsigned int gem)
-{
- struct drm_gem_flink arg = {0,};
-
- arg.handle = gem;
- if (drmIoctl(fd, DRM_IOCTL_GEM_FLINK, &arg)) {
- TBM_ERR("fail to DRM_IOCTL_GEM_FLINK gem:%d", gem);
- return 0;
- }
-
- return (unsigned int)arg.name;
-}
-
-static tbm_bo_handle
-_exynos_bo_handle(tbm_bo_exynos bo_exynos, int device)
-{
- tbm_bo_handle bo_handle;
-
- memset(&bo_handle, 0x0, sizeof(uint64_t));
-
- switch (device) {
- case TBM_DEVICE_DEFAULT:
- case TBM_DEVICE_2D:
- bo_handle.u32 = (uint32_t)bo_exynos->gem;
- break;
- case TBM_DEVICE_CPU:
- if (!bo_exynos->pBase) {
- struct drm_exynos_gem_map arg = {0,};
- void *map = NULL;
-
- arg.handle = bo_exynos->gem;
- if (drmCommandWriteRead(bo_exynos->fd, DRM_EXYNOS_GEM_MAP, &arg,
- sizeof(arg))) {
- TBM_ERR("Cannot map_exynos gem=%d\n", bo_exynos->gem);
- return (tbm_bo_handle) NULL;
- }
-
- map = mmap(NULL, bo_exynos->size, PROT_READ | PROT_WRITE, MAP_SHARED,
- bo_exynos->fd, arg.offset);
- if (map == MAP_FAILED) {
- TBM_ERR("Cannot usrptr gem=%d\n", bo_exynos->gem);
- return (tbm_bo_handle) NULL;
- }
- bo_exynos->pBase = map;
- }
- bo_handle.ptr = (void *)bo_exynos->pBase;
- break;
- case TBM_DEVICE_3D:
- case TBM_DEVICE_MM:
- if (!bo_exynos->dmabuf) {
- struct drm_prime_handle arg = {0, };
-
- arg.handle = bo_exynos->gem;
- if (drmIoctl(bo_exynos->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &arg)) {
- TBM_ERR("Cannot dmabuf=%d\n", bo_exynos->gem);
- return (tbm_bo_handle) NULL;
- }
- bo_exynos->dmabuf = arg.fd;
- }
-
- bo_handle.u32 = (uint32_t)bo_exynos->dmabuf;
- break;
- default:
- TBM_ERR("Not supported device:%d\n", device);
- bo_handle.ptr = (void *) NULL;
- break;
- }
-
- return bo_handle;
-}
-
-static int
-_new_calc_plane_nv12(int width, int height)
-{
- int mbX, mbY;
-
- mbX = DIV_ROUND_UP(width, S5P_FIMV_NUM_PIXELS_IN_MB_ROW);
- mbY = DIV_ROUND_UP(height, S5P_FIMV_NUM_PIXELS_IN_MB_COL);
-
- if (width * height < S5P_FIMV_MAX_FRAME_SIZE)
- mbY = (mbY + 1) / 2 * 2;
-
- return ((mbX * S5P_FIMV_NUM_PIXELS_IN_MB_COL) * (mbY *
- S5P_FIMV_NUM_PIXELS_IN_MB_ROW));
-}
-
-static int
-_calc_yplane_nv12(int width, int height)
-{
- int mbX, mbY;
-
- mbX = SIZE_ALIGN(width + 24, S5P_FIMV_NV12MT_HALIGN);
- mbY = SIZE_ALIGN(height + 16, S5P_FIMV_NV12MT_VALIGN);
-
- return SIZE_ALIGN(mbX * mbY, S5P_FIMV_DEC_BUF_ALIGN);
-}
-
-static int
-_calc_uvplane_nv12(int width, int height)
-{
- int mbX, mbY;
-
- mbX = SIZE_ALIGN(width + 16, S5P_FIMV_NV12MT_HALIGN);
- mbY = SIZE_ALIGN(height + 4, S5P_FIMV_NV12MT_VALIGN);
-
- return SIZE_ALIGN((mbX * mbY) >> 1, S5P_FIMV_DEC_BUF_ALIGN);
-}
-
-static int
-_new_calc_yplane_nv12(int width, int height)
-{
- return SIZE_ALIGN(_new_calc_plane_nv12(width,
- height) + S5P_FIMV_D_ALIGN_PLANE_SIZE,
- TBM_SURFACE_ALIGNMENT_PLANE_NV12);
-}
-
-static int
-_new_calc_uvplane_nv12(int width, int height)
-{
- return SIZE_ALIGN((_new_calc_plane_nv12(width,
- height) >> 1) + S5P_FIMV_D_ALIGN_PLANE_SIZE,
- TBM_SURFACE_ALIGNMENT_PLANE_NV12);
-}
-
-static tbm_bufmgr_capability
-tbm_exynos_bufmgr_get_capabilities(tbm_backend_bufmgr_data *bufmgr_data, tbm_error_e *error)
-{
- tbm_bufmgr_capability capabilities = TBM_BUFMGR_CAPABILITY_NONE;
-
- capabilities = TBM_BUFMGR_CAPABILITY_SHARE_KEY|TBM_BUFMGR_CAPABILITY_SHARE_FD;
-
- if (error)
- *error = TBM_ERROR_NONE;
-
- return capabilities;
-}
-
-static tbm_error_e
-tbm_exynos_bufmgr_bind_native_display(tbm_backend_bufmgr_data *bufmgr_data, tbm_native_display *native_display)
-{
- tbm_bufmgr_exynos bufmgr_exynos = (tbm_bufmgr_exynos)bufmgr_data;
- TBM_RETURN_VAL_IF_FAIL(bufmgr_exynos != NULL, TBM_ERROR_INVALID_PARAMETER);
-
- if (!tbm_drm_helper_wl_auth_server_init(native_display, bufmgr_exynos->fd,
- bufmgr_exynos->device_name, 0)) {
- TBM_ERR("fail to tbm_drm_helper_wl_server_init\n");
- return TBM_ERROR_INVALID_OPERATION;
- }
-
- bufmgr_exynos->bind_display = native_display;
-
- return TBM_ERROR_NONE;
-}
-
-static tbm_error_e
-tbm_exynos_bufmgr_get_supported_formats(tbm_backend_bufmgr_data *bufmgr_data,
- uint32_t **formats, uint32_t *num)
-{
- const static uint32_t tbm_exynos_color_format_list[TBM_COLOR_FORMAT_COUNT] = {
- TBM_FORMAT_ARGB8888,
- TBM_FORMAT_XRGB8888,
- TBM_FORMAT_NV12,
- TBM_FORMAT_YUV420
- };
-
- tbm_bufmgr_exynos bufmgr_exynos = (tbm_bufmgr_exynos)bufmgr_data;
- uint32_t *color_formats;
-
- TBM_RETURN_VAL_IF_FAIL(bufmgr_exynos != NULL, TBM_ERROR_INVALID_PARAMETER);
-
- color_formats = (uint32_t *)calloc(1, sizeof(uint32_t) * TBM_COLOR_FORMAT_COUNT);
- if (color_formats == NULL)
- return TBM_ERROR_OUT_OF_MEMORY;
-
- memcpy(color_formats, tbm_exynos_color_format_list, sizeof(uint32_t)*TBM_COLOR_FORMAT_COUNT);
-
- *formats = color_formats;
- *num = TBM_COLOR_FORMAT_COUNT;
-
- TBM_DBG("supported format count = %d\n", *num);
-
- return TBM_ERROR_NONE;
-}
-
-static tbm_error_e
-tbm_exynos_bufmgr_get_plane_data(tbm_backend_bufmgr_data *bufmgr_data,
- tbm_format format, int plane_idx, int width,
- int height, uint32_t *size, uint32_t *offset,
- uint32_t *pitch, int *bo_idx)
-{
- tbm_bufmgr_exynos bufmgr_exynos = (tbm_bufmgr_exynos)bufmgr_data;
- int bpp;
- int _offset = 0;
- int _pitch = 0;
- int _size = 0;
- int _bo_idx = 0;
-
- TBM_RETURN_VAL_IF_FAIL(bufmgr_exynos != NULL, TBM_ERROR_INVALID_PARAMETER);
-
- switch (format) {
- /* 16 bpp RGB */
- case TBM_FORMAT_XRGB4444:
- case TBM_FORMAT_XBGR4444:
- case TBM_FORMAT_RGBX4444:
- case TBM_FORMAT_BGRX4444:
- case TBM_FORMAT_ARGB4444:
- case TBM_FORMAT_ABGR4444:
- case TBM_FORMAT_RGBA4444:
- case TBM_FORMAT_BGRA4444:
- case TBM_FORMAT_XRGB1555:
- case TBM_FORMAT_XBGR1555:
- case TBM_FORMAT_RGBX5551:
- case TBM_FORMAT_BGRX5551:
- case TBM_FORMAT_ARGB1555:
- case TBM_FORMAT_ABGR1555:
- case TBM_FORMAT_RGBA5551:
- case TBM_FORMAT_BGRA5551:
- case TBM_FORMAT_RGB565:
- bpp = 16;
- _offset = 0;
- _pitch = SIZE_ALIGN((width * bpp) >> 3, g_tbm_surface_alignment_pitch_rgb);
- _size = SIZE_ALIGN(_pitch * height, g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- break;
- /* 24 bpp RGB */
- case TBM_FORMAT_RGB888:
- case TBM_FORMAT_BGR888:
- bpp = 24;
- _offset = 0;
- _pitch = SIZE_ALIGN((width * bpp) >> 3, g_tbm_surface_alignment_pitch_rgb);
- _size = SIZE_ALIGN(_pitch * height, g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- break;
- /* 32 bpp RGB */
- case TBM_FORMAT_XRGB8888:
- case TBM_FORMAT_XBGR8888:
- case TBM_FORMAT_RGBX8888:
- case TBM_FORMAT_BGRX8888:
- case TBM_FORMAT_ARGB8888:
- case TBM_FORMAT_ABGR8888:
- case TBM_FORMAT_RGBA8888:
- case TBM_FORMAT_BGRA8888:
- bpp = 32;
- _offset = 0;
- _pitch = SIZE_ALIGN((width * bpp) >> 3, g_tbm_surface_alignment_pitch_rgb);
- _size = SIZE_ALIGN(_pitch * height, g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- break;
-
- /* packed YCbCr */
- case TBM_FORMAT_YUYV:
- case TBM_FORMAT_YVYU:
- case TBM_FORMAT_UYVY:
- case TBM_FORMAT_VYUY:
- case TBM_FORMAT_AYUV:
- bpp = 32;
- _offset = 0;
- _pitch = SIZE_ALIGN((width * bpp) >> 3, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
- _size = SIZE_ALIGN(_pitch * height, g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- break;
-
- /*
- * 2 plane YCbCr
- * index 0 = Y plane, [7:0] Y
- * index 1 = Cr:Cb plane, [15:0] Cr:Cb little endian
- * or
- * index 1 = Cb:Cr plane, [15:0] Cb:Cr little endian
- */
- case TBM_FORMAT_NV12:
- case TBM_FORMAT_NV21:
- bpp = 12;
- if (plane_idx == 0) {
- _offset = 0;
- _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
- _size = MAX(_calc_yplane_nv12(width, height),
- _new_calc_yplane_nv12(width, height));
- _bo_idx = 0;
- } else if (plane_idx == 1) {
- _offset = 0;
- _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
- _size = MAX(_calc_uvplane_nv12(width, height),
- _new_calc_uvplane_nv12(width, height));
- _bo_idx = 1;
- }
- break;
- case TBM_FORMAT_NV16:
- case TBM_FORMAT_NV61:
- bpp = 16;
- /*if(plane_idx == 0)*/
- {
- _offset = 0;
- _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
- _size = SIZE_ALIGN(_pitch * height, g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- if (plane_idx == 0)
- break;
- }
- /*else if( plane_idx ==1 )*/
- {
- _offset += _size;
- _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
- _size = SIZE_ALIGN(_pitch * height, g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- }
- break;
-
- /*
- * 3 plane YCbCr
- * index 0: Y plane, [7:0] Y
- * index 1: Cb plane, [7:0] Cb
- * index 2: Cr plane, [7:0] Cr
- * or
- * index 1: Cr plane, [7:0] Cr
- * index 2: Cb plane, [7:0] Cb
- */
-
- /*
- * NATIVE_BUFFER_FORMAT_YV12
- * NATIVE_BUFFER_FORMAT_I420
- */
- case TBM_FORMAT_YUV410:
- case TBM_FORMAT_YVU410:
- bpp = 9;
- /*if(plane_idx == 0)*/
- {
- _offset = 0;
- _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
- _size = SIZE_ALIGN(_pitch * height, g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- if (plane_idx == 0)
- break;
- }
- /*else if(plane_idx == 1)*/
- {
- _offset += _size;
- _pitch = SIZE_ALIGN(width / 4, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 4);
- _size = SIZE_ALIGN(_pitch * (height / 4), g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- if (plane_idx == 1)
- break;
- }
- /*else if (plane_idx == 2)*/
- {
- _offset += _size;
- _pitch = SIZE_ALIGN(width / 4, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 4);
- _size = SIZE_ALIGN(_pitch * (height / 4), g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- }
- break;
- case TBM_FORMAT_YUV411:
- case TBM_FORMAT_YVU411:
- case TBM_FORMAT_YUV420:
- case TBM_FORMAT_YVU420:
- bpp = 12;
- /*if(plane_idx == 0)*/
- {
- _offset = 0;
- _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
- _size = SIZE_ALIGN(_pitch * height, g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- if (plane_idx == 0)
- break;
- }
- /*else if(plane_idx == 1)*/
- {
- _offset += _size;
- _pitch = SIZE_ALIGN(width / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
- _size = SIZE_ALIGN(_pitch * (height / 2), g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- if (plane_idx == 1)
- break;
- }
- /*else if (plane_idx == 2)*/
- {
- _offset += _size;
- _pitch = SIZE_ALIGN(width / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
- _size = SIZE_ALIGN(_pitch * (height / 2), g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- }
- break;
- case TBM_FORMAT_YUV422:
- case TBM_FORMAT_YVU422:
- bpp = 16;
- /*if(plane_idx == 0)*/
- {
- _offset = 0;
- _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
- _size = SIZE_ALIGN(_pitch * height, g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- if (plane_idx == 0)
- break;
- }
- /*else if(plane_idx == 1)*/
- {
- _offset += _size;
- _pitch = SIZE_ALIGN(width / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
- _size = SIZE_ALIGN(_pitch * (height), g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- if (plane_idx == 1)
- break;
- }
- /*else if (plane_idx == 2)*/
- {
- _offset += _size;
- _pitch = SIZE_ALIGN(width / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
- _size = SIZE_ALIGN(_pitch * (height), g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- }
- break;
- case TBM_FORMAT_YUV444:
- case TBM_FORMAT_YVU444:
- bpp = 24;
- /*if(plane_idx == 0)*/
- {
- _offset = 0;
- _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
- _size = SIZE_ALIGN(_pitch * height, g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- if (plane_idx == 0)
- break;
- }
- /*else if(plane_idx == 1)*/
- {
- _offset += _size;
- _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
- _size = SIZE_ALIGN(_pitch * height, g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- if (plane_idx == 1)
- break;
- }
- /*else if (plane_idx == 2)*/
- {
- _offset += _size;
- _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
- _size = SIZE_ALIGN(_pitch * height, g_tbm_surface_alignment_plane);
- _bo_idx = 0;
- }
- break;
- default:
- bpp = 0;
- break;
- }
-
- *size = _size;
- *offset = _offset;
- *pitch = _pitch;
- *bo_idx = _bo_idx;
-
- return TBM_ERROR_NONE;
-}
-
-static tbm_backend_bo_data *
-tbm_exynos_bufmgr_alloc_bo(tbm_backend_bufmgr_data *bufmgr_data, unsigned int size,
- tbm_bo_memory_type flags, tbm_error_e *error)
-{
- tbm_bufmgr_exynos bufmgr_exynos = (tbm_bufmgr_exynos)bufmgr_data;
- tbm_bo_exynos bo_exynos;
- unsigned int exynos_flags;
-
- if (bufmgr_exynos == NULL) {
- TBM_ERR("bufmgr_data is null\n");
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return NULL;
- }
-
- bo_exynos = calloc(1, sizeof(struct _tbm_bo_exynos));
- if (!bo_exynos) {
- TBM_ERR("fail to allocate the bo_exynos private\n");
- if (error)
- *error = TBM_ERROR_OUT_OF_MEMORY;
- return NULL;
- }
- bo_exynos->bufmgr_exynos = bufmgr_exynos;
-
- exynos_flags = _get_exynos_flag_from_tbm(flags);
- if ((flags & TBM_BO_SCANOUT) &&
- size <= 4 * 1024) {
- exynos_flags |= EXYNOS_BO_NONCONTIG;
- }
-
- struct drm_exynos_gem_create arg = {0, };
-
- arg.size = (uint64_t)size;
- arg.flags = exynos_flags;
- if (drmCommandWriteRead(bufmgr_exynos->fd, DRM_EXYNOS_GEM_CREATE, &arg,
- sizeof(arg))) {
- TBM_ERR("Cannot create bo_exynos(flag:%x, size:%d)\n", arg.flags,
- (unsigned int)arg.size);
- free(bo_exynos);
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return NULL;
- }
-
- bo_exynos->fd = bufmgr_exynos->fd;
- bo_exynos->gem = arg.handle;
- bo_exynos->size = size;
- bo_exynos->flags_tbm = flags;
- bo_exynos->flags_exynos = exynos_flags;
- bo_exynos->name = _get_name(bo_exynos->fd, bo_exynos->gem);
-
- if (!_bo_init_cache_state(bufmgr_exynos, bo_exynos, 0)) {
- TBM_ERR("fail init cache state(%d)\n", bo_exynos->name);
- free(bo_exynos);
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return NULL;
- }
-
- pthread_mutex_init(&bo_exynos->mutex, NULL);
-
- if (bufmgr_exynos->use_dma_fence && !bo_exynos->dmabuf) {
- struct drm_prime_handle arg = {0, };
-
- arg.handle = bo_exynos->gem;
- if (drmIoctl(bo_exynos->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &arg)) {
- TBM_ERR("Cannot dmabuf=%d\n", bo_exynos->gem);
- free(bo_exynos);
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return NULL;
- }
- bo_exynos->dmabuf = arg.fd;
- }
-
- /* add bo_exynos to hash */
- if (drmHashInsert(bufmgr_exynos->hashBos, bo_exynos->name, (void *)bo_exynos) < 0)
- TBM_ERR("Cannot insert bo_exynos to Hash(%d)\n", bo_exynos->name);
-
- TBM_DBG(" bo_exynos:%p, gem:%d(%d), flags:%d(%d), size:%d\n",
- bo_exynos,
- bo_exynos->gem, bo_exynos->name,
- flags, exynos_flags,
- bo_exynos->size);
-
- if (error)
- *error = TBM_ERROR_NONE;
-
- return (tbm_backend_bo_data *)bo_exynos;
-}
-
-static tbm_backend_bo_data *
-tbm_exynos_bufmgr_import_fd(tbm_backend_bufmgr_data *bufmgr_data, tbm_fd key, tbm_error_e *error)
-{
- tbm_bufmgr_exynos bufmgr_exynos = (tbm_bufmgr_exynos)bufmgr_data;
- tbm_bo_exynos bo_exynos;
- unsigned int gem = 0;
- unsigned int name;
- int ret;
- char buf[STRERR_BUFSIZE];
-
- if (bufmgr_exynos == NULL) {
- TBM_ERR("bufmgr_data is null\n");
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return NULL;
- }
-
- /*getting handle from fd*/
- struct drm_prime_handle arg = {0, };
-
- arg.fd = key;
- arg.flags = 0;
- if (drmIoctl(bufmgr_exynos->fd, DRM_IOCTL_PRIME_FD_TO_HANDLE, &arg)) {
- TBM_ERR("Cannot get gem handle from fd:%d (%s)\n",
- arg.fd, strerror_r(errno, buf, STRERR_BUFSIZE));
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return NULL;
- }
- gem = arg.handle;
-
- name = _get_name(bufmgr_exynos->fd, gem);
- if (!name) {
- TBM_ERR("Cannot get name from gem:%d, fd:%d (%s)\n",
- gem, key, strerror_r(errno, buf, STRERR_BUFSIZE));
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return NULL;
- }
-
- ret = drmHashLookup(bufmgr_exynos->hashBos, name, (void **)&bo_exynos);
- if (ret == 0) {
- if (gem == bo_exynos->gem) {
- if (error)
- *error = TBM_ERROR_NONE;
- return bo_exynos;
- }
- }
-
- /* Determine size of bo_exynos. The fd-to-handle ioctl really should
- * return the size, but it doesn't. If we have kernel 3.12 or
- * later, we can lseek on the prime fd to get the size. Older
- * kernels will just fail, in which case we fall back to the
- * provided (estimated or guess size).
- */
- unsigned int real_size = -1;
- struct drm_exynos_gem_info info = {0, };
-
- real_size = lseek(key, 0, SEEK_END);
-
- info.handle = gem;
- if (drmCommandWriteRead(bufmgr_exynos->fd,
- DRM_EXYNOS_GEM_GET,
- &info,
- sizeof(struct drm_exynos_gem_info))) {
- TBM_ERR("Cannot get gem info from gem:%d, fd:%d (%s)\n",
- gem, key, strerror_r(errno, buf, STRERR_BUFSIZE));
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return NULL;
- }
-
- if (real_size == -1)
- real_size = info.size;
-
- bo_exynos = calloc(1, sizeof(struct _tbm_bo_exynos));
- if (!bo_exynos) {
- TBM_ERR("bo_exynos:%p fail to allocate the bo_exynos\n", bo_exynos);
- if (error)
- *error = TBM_ERROR_OUT_OF_MEMORY;
- return NULL;
- }
- bo_exynos->bufmgr_exynos = bufmgr_exynos;
-
- bo_exynos->fd = bufmgr_exynos->fd;
- bo_exynos->gem = gem;
- bo_exynos->size = real_size;
- bo_exynos->flags_exynos = info.flags;
- bo_exynos->flags_tbm = _get_tbm_flag_from_exynos(bo_exynos->flags_exynos);
- bo_exynos->name = name;
-
- if (!_bo_init_cache_state(bufmgr_exynos, bo_exynos, 1)) {
- TBM_ERR("fail init cache state(%d)\n", bo_exynos->name);
- free(bo_exynos);
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return NULL;
- }
-
- /* add bo_exynos to hash */
- if (drmHashInsert(bufmgr_exynos->hashBos, bo_exynos->name, (void *)bo_exynos) < 0)
- TBM_ERR("bo_exynos:%p Cannot insert bo_exynos to Hash(%d) from gem:%d, fd:%d\n",
- bo_exynos, bo_exynos->name, gem, key);
-
- TBM_DBG(" bo_exynos:%p, gem:%d(%d), fd:%d, key_fd:%d, flags:%d(%d), size:%d\n",
- bo_exynos,
- bo_exynos->gem, bo_exynos->name,
- bo_exynos->dmabuf,
- key,
- bo_exynos->flags_tbm, bo_exynos->flags_exynos,
- bo_exynos->size);
-
- if (error)
- *error = TBM_ERROR_NONE;
-
- return (tbm_backend_bo_data *)bo_exynos;
-}
-
-static tbm_backend_bo_data *
-tbm_exynos_bufmgr_import_key(tbm_backend_bufmgr_data *bufmgr_data, tbm_key key, tbm_error_e *error)
-{
- tbm_bufmgr_exynos bufmgr_exynos = (tbm_bufmgr_exynos)bufmgr_data;
- tbm_bo_exynos bo_exynos;
- int ret;
-
- if (bufmgr_exynos == NULL) {
- TBM_ERR("bufmgr_data is null\n");
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return NULL;
- }
-
- ret = drmHashLookup(bufmgr_exynos->hashBos, key, (void **)&bo_exynos);
- if (ret == 0) {
- if (error)
- *error = TBM_ERROR_NONE;
- return (tbm_backend_bo_data *)bo_exynos;
- }
-
- struct drm_gem_open arg = {0, };
- struct drm_exynos_gem_info info = {0, };
-
- arg.name = key;
- if (drmIoctl(bufmgr_exynos->fd, DRM_IOCTL_GEM_OPEN, &arg)) {
- TBM_ERR("Cannot open gem name=%d\n", key);
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return NULL;
- }
-
- info.handle = arg.handle;
- if (drmCommandWriteRead(bufmgr_exynos->fd,
- DRM_EXYNOS_GEM_GET,
- &info,
- sizeof(struct drm_exynos_gem_info))) {
- TBM_ERR("Cannot get gem info=%d\n", key);
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return NULL;
- }
-
- bo_exynos = calloc(1, sizeof(struct _tbm_bo_exynos));
- if (!bo_exynos) {
- TBM_ERR("fail to allocate the bo_exynos private\n");
- if (error)
- *error = TBM_ERROR_OUT_OF_MEMORY;
- return NULL;
- }
- bo_exynos->bufmgr_exynos = bufmgr_exynos;
-
- bo_exynos->fd = bufmgr_exynos->fd;
- bo_exynos->gem = arg.handle;
- bo_exynos->size = arg.size;
- bo_exynos->flags_exynos = info.flags;
- bo_exynos->name = key;
- bo_exynos->flags_tbm = _get_tbm_flag_from_exynos(bo_exynos->flags_exynos);
-
- if (!_bo_init_cache_state(bufmgr_exynos, bo_exynos, 1)) {
- TBM_ERR("fail init cache state(%d)\n", bo_exynos->name);
- free(bo_exynos);
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return NULL;
- }
-
- if (!bo_exynos->dmabuf) {
- struct drm_prime_handle arg = {0, };
-
- arg.handle = bo_exynos->gem;
- if (drmIoctl(bo_exynos->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &arg)) {
- TBM_ERR("fail to DRM_IOCTL_PRIME_HANDLE_TO_FD gem=%d\n", bo_exynos->gem);
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- free(bo_exynos);
- return NULL;
- }
- bo_exynos->dmabuf = arg.fd;
- }
-
- /* add bo_exynos to hash */
- if (drmHashInsert(bufmgr_exynos->hashBos, bo_exynos->name, (void *)bo_exynos) < 0)
- TBM_ERR("Cannot insert bo_exynos to Hash(%d)\n", bo_exynos->name);
-
- TBM_DBG(" bo_exynos:%p, gem:%d(%d), fd:%d, flags:%d(%d), size:%d\n",
- bo_exynos,
- bo_exynos->gem, bo_exynos->name,
- bo_exynos->dmabuf,
- bo_exynos->flags_tbm, bo_exynos->flags_exynos,
- bo_exynos->size);
-
- if (error)
- *error = TBM_ERROR_NONE;
-
- return (tbm_backend_bo_data *)bo_exynos;
-}
-
-static void
-tbm_exynos_bo_free(tbm_backend_bo_data *bo_data)
-{
- tbm_bo_exynos bo_exynos = (tbm_bo_exynos)bo_data;
- tbm_bo_exynos temp;
- tbm_bufmgr_exynos bufmgr_exynos;
- char buf[STRERR_BUFSIZE];
- int ret;
-
- if (!bo_data)
- return;
-
- bufmgr_exynos = bo_exynos->bufmgr_exynos;
- if (!bufmgr_exynos)
- return;
-
- TBM_DBG(" bo_exynos:%p, gem:%d(%d), fd:%d, size:%d\n",
- bo_exynos,
- bo_exynos->gem, bo_exynos->name,
- bo_exynos->dmabuf,
- bo_exynos->size);
-
- if (bo_exynos->pBase) {
- if (munmap(bo_exynos->pBase, bo_exynos->size) == -1) {
- TBM_ERR("bo_exynos:%p fail to munmap(%s)\n",
- bo_exynos, strerror_r(errno, buf, STRERR_BUFSIZE));
- }
- }
-
- /* close dmabuf */
- if (bo_exynos->dmabuf) {
- close(bo_exynos->dmabuf);
- bo_exynos->dmabuf = 0;
- }
-
- /* delete bo_exynos from hash */
- ret = drmHashLookup(bufmgr_exynos->hashBos, bo_exynos->name, (void **)&temp);
- if (ret == 0)
- drmHashDelete(bufmgr_exynos->hashBos, bo_exynos->name);
- else
- TBM_ERR("Cannot find bo_exynos to Hash(%d), ret=%d\n", bo_exynos->name, ret);
-
- if (temp != bo_exynos)
- TBM_ERR("hashBos probably has several BOs with same name!!!\n");
-
- _bo_destroy_cache_state(bufmgr_exynos, bo_exynos);
-
- /* Free gem handle */
- struct drm_gem_close arg = {0, };
-
- memset(&arg, 0, sizeof(arg));
- arg.handle = bo_exynos->gem;
- if (drmIoctl(bo_exynos->fd, DRM_IOCTL_GEM_CLOSE, &arg))
- TBM_ERR("bo_exynos:%p fail to gem close.(%s)\n",
- bo_exynos, strerror_r(errno, buf, STRERR_BUFSIZE));
-
- free(bo_exynos);
-}
-
-static int
-tbm_exynos_bo_get_size(tbm_backend_bo_data *bo_data, tbm_error_e *error)
-{
- tbm_bo_exynos bo_exynos = (tbm_bo_exynos)bo_data;
-
- if (!bo_exynos) {
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return 0;
- }
-
- if (error)
- *error = TBM_ERROR_NONE;
-
- return bo_exynos->size;
-}
-
-static tbm_bo_memory_type
-tbm_exynos_bo_get_memory_type(tbm_backend_bo_data *bo_data, tbm_error_e *error)
-{
- tbm_bo_exynos bo_exynos = (tbm_bo_exynos)bo_data;
-
- if (!bo_exynos) {
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return TBM_BO_DEFAULT;
- }
-
- if (error)
- *error = TBM_ERROR_NONE;
-
- return bo_exynos->flags_tbm;
-}
-
-static tbm_bo_handle
-tbm_exynos_bo_get_handle(tbm_backend_bo_data *bo_data, tbm_bo_device_type device, tbm_error_e *error)
-{
- tbm_bo_exynos bo_exynos = (tbm_bo_exynos)bo_data;
- tbm_bo_handle bo_handle;
-
- if (!bo_exynos) {
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return (tbm_bo_handle) NULL;
- }
-
- if (!bo_exynos->gem) {
- TBM_ERR("Cannot map gem=%d\n", bo_exynos->gem);
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return (tbm_bo_handle) NULL;
- }
-
- TBM_DBG("bo_exynos:%p, gem:%d(%d), fd:%d, flags:%d(%d), size:%d, %s\n",
- bo_exynos,
- bo_exynos->gem, bo_exynos->name,
- bo_exynos->dmabuf,
- bo_exynos->flags_tbm, bo_exynos->flags_exynos,
- bo_exynos->size,
- STR_DEVICE[device]);
-
- /*Get mapped bo_handle*/
- bo_handle = _exynos_bo_handle(bo_exynos, device);
- if (bo_handle.ptr == NULL) {
- TBM_ERR("Cannot get handle: gem:%d, device:%d\n",
- bo_exynos->gem, device);
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return (tbm_bo_handle) NULL;
- }
-
- if (error)
- *error = TBM_ERROR_NONE;
-
- return bo_handle;
-}
-
-static tbm_bo_handle
-tbm_exynos_bo_map(tbm_backend_bo_data *bo_data, tbm_bo_device_type device,
- tbm_bo_access_option opt, tbm_error_e *error)
-{
- tbm_bo_exynos bo_exynos = (tbm_bo_exynos)bo_data;
- tbm_bo_handle bo_handle;
- tbm_bufmgr_exynos bufmgr_exynos;
-
- if (!bo_exynos) {
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return (tbm_bo_handle) NULL;
- }
-
- bufmgr_exynos = bo_exynos->bufmgr_exynos;
- if (!bufmgr_exynos) {
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return (tbm_bo_handle) NULL;
- }
-
- if (!bo_exynos->gem) {
- TBM_ERR("Cannot map gem=%d\n", bo_exynos->gem);
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return (tbm_bo_handle) NULL;
- }
-
- TBM_DBG(" bo_exynos:%p, gem:%d(%d), fd:%d, %s, %s\n",
- bo_exynos,
- bo_exynos->gem, bo_exynos->name,
- bo_exynos->dmabuf,
- STR_DEVICE[device],
- STR_OPT[opt]);
-
- /*Get mapped bo_handle*/
- bo_handle = _exynos_bo_handle(bo_exynos, device);
- if (bo_handle.ptr == NULL) {
- TBM_ERR("Cannot get handle: gem:%d, device:%d, opt:%d\n",
- bo_exynos->gem, device, opt);
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return (tbm_bo_handle) NULL;
- }
-
- if (bo_exynos->map_cnt == 0)
- _bo_set_cache_state(bufmgr_exynos, bo_exynos, device, opt);
-
- bo_exynos->last_map_device = device;
-
- bo_exynos->map_cnt++;
-
- if (error)
- *error = TBM_ERROR_NONE;
-
- return bo_handle;
-}
-
-static tbm_error_e
-tbm_exynos_bo_unmap(tbm_backend_bo_data *bo_data)
-{
- tbm_bo_exynos bo_exynos = (tbm_bo_exynos)bo_data;
- tbm_bufmgr_exynos bufmgr_exynos;
-
- if (!bo_exynos)
- return TBM_ERROR_INVALID_PARAMETER;
-
- bufmgr_exynos = bo_exynos->bufmgr_exynos;
- if (!bufmgr_exynos)
- return TBM_ERROR_INVALID_PARAMETER;
-
- if (!bo_exynos->gem)
- return TBM_ERROR_INVALID_PARAMETER;
-
- bo_exynos->map_cnt--;
-
- if (bo_exynos->map_cnt == 0)
- _bo_save_cache_state(bufmgr_exynos, bo_exynos);
-
- /* check whether cache control do or not */
- if (g_enable_cache_ctrl && bo_exynos->last_map_device == TBM_DEVICE_CPU)
- _exynos_cache_flush(bufmgr_exynos, bo_exynos, TBM_EXYNOS_CACHE_FLUSH_ALL);
-
- bo_exynos->last_map_device = -1;
-
- TBM_DBG(" bo_exynos:%p, gem:%d(%d), fd:%d\n",
- bo_exynos,
- bo_exynos->gem, bo_exynos->name,
- bo_exynos->dmabuf);
-
- return TBM_ERROR_NONE;
-}
-
-static tbm_error_e
-tbm_exynos_bo_lock(tbm_backend_bo_data *bo_data, tbm_bo_device_type device,
- tbm_bo_access_option opt)
-{
-#ifndef ALWAYS_BACKEND_CTRL
- tbm_bo_exynos bo_exynos = (tbm_bo_exynos)bo_data;
- tbm_bufmgr_exynos bufmgr_exynos;
- struct dma_buf_fence fence;
- struct flock filelock;
- int ret = 0;
- char buf[STRERR_BUFSIZE];
-
- if (!bo_exynos)
- return TBM_ERROR_INVALID_PARAMETER;
-
- bufmgr_exynos = bo_exynos->bufmgr_exynos;
- if (!bufmgr_exynos)
- return TBM_ERROR_INVALID_PARAMETER;
-
- if (device != TBM_DEVICE_3D && device != TBM_DEVICE_CPU) {
- TBM_DBG("Not support device type,\n");
- return TBM_ERROR_INVALID_OPERATION;
- }
-
- memset(&fence, 0, sizeof(struct dma_buf_fence));
-
- /* Check if the given type is valid or not. */
- if (opt & TBM_OPTION_WRITE) {
- if (device == TBM_DEVICE_3D)
- fence.type = DMA_BUF_ACCESS_WRITE | DMA_BUF_ACCESS_DMA;
- } else if (opt & TBM_OPTION_READ) {
- if (device == TBM_DEVICE_3D)
- fence.type = DMA_BUF_ACCESS_READ | DMA_BUF_ACCESS_DMA;
- } else {
- TBM_ERR("Invalid argument\n");
- return TBM_ERROR_INVALID_PARAMETER;
- }
-
- /* Check if the tbm manager supports dma fence or not. */
- if (!bufmgr_exynos->use_dma_fence) {
- TBM_ERR("Not support DMA FENCE(%s)\n", strerror_r(errno, buf, STRERR_BUFSIZE));
- return TBM_ERROR_INVALID_OPERATION;
-
- }
-
- if (device == TBM_DEVICE_3D) {
- ret = ioctl(bo_exynos->dmabuf, DMABUF_IOCTL_GET_FENCE, &fence);
- if (ret < 0) {
- TBM_ERR("Cannot set GET FENCE(%s)\n", strerror_r(errno, buf, STRERR_BUFSIZE));
- return TBM_ERROR_INVALID_OPERATION;
- }
- } else {
- if (opt & TBM_OPTION_WRITE)
- filelock.l_type = F_WRLCK;
- else
- filelock.l_type = F_RDLCK;
-
- filelock.l_whence = SEEK_CUR;
- filelock.l_start = 0;
- filelock.l_len = 0;
-
- if (-1 == fcntl(bo_exynos->dmabuf, F_SETLKW, &filelock))
- return TBM_ERROR_INVALID_OPERATION;
- }
-
- pthread_mutex_lock(&bo_exynos->mutex);
-
- if (device == TBM_DEVICE_3D) {
- int i;
-
- for (i = 0; i < DMA_FENCE_LIST_MAX; i++) {
- if (bo_exynos->dma_fence[i].ctx == 0) {
- bo_exynos->dma_fence[i].type = fence.type;
- bo_exynos->dma_fence[i].ctx = fence.ctx;
- break;
- }
- }
-
- if (i == DMA_FENCE_LIST_MAX) {
- /*TODO: if dma_fence list is full, it needs realloc. I will fix this. by minseok3.kim*/
- TBM_ERR("fence list is full\n");
- }
- }
-
- pthread_mutex_unlock(&bo_exynos->mutex);
-
- TBM_DBG("DMABUF_IOCTL_GET_FENCE! bo_exynos:%p, gem:%d(%d), fd:%ds\n",
- bo_exynos,
- bo_exynos->gem, bo_exynos->name,
- bo_exynos->dmabuf);
-#endif /* ALWAYS_BACKEND_CTRL */
-
- return TBM_ERROR_NONE;
-}
-
-static tbm_error_e
-tbm_exynos_bo_unlock(tbm_backend_bo_data *bo_data)
-{
-#ifndef ALWAYS_BACKEND_CTRL
- tbm_bo_exynos bo_exynos = (tbm_bo_exynos)bo_data;
- struct dma_buf_fence fence;
- struct flock filelock;
- unsigned int dma_type = 0;
- int ret = 0;
- char buf[STRERR_BUFSIZE];
-
- bufmgr_exynos = bo_exynos->bufmgr_exynos;
- if (!bufmgr_exynos)
- return TBM_ERROR_INVALID_PARAMETER;
-
- if (bo_exynos->dma_fence[0].type & DMA_BUF_ACCESS_DMA)
- dma_type = 1;
-
- if (!bo_exynos->dma_fence[0].ctx && dma_type) {
- TBM_DBG("FENCE not support or ignored,\n");
- return TBM_ERROR_INVALID_OPERATION;
- }
-
- if (!bo_exynos->dma_fence[0].ctx && dma_type) {
- TBM_DBG("device type is not 3D/CPU,\n");
- return TBM_ERROR_INVALID_OPERATION;
- }
-
- pthread_mutex_lock(&bo_exynos->mutex);
-
- if (dma_type) {
- fence.type = bo_exynos->dma_fence[0].type;
- fence.ctx = bo_exynos->dma_fence[0].ctx;
- int i;
-
- for (i = 1; i < DMA_FENCE_LIST_MAX; i++) {
- bo_exynos->dma_fence[i - 1].type = bo_exynos->dma_fence[i].type;
- bo_exynos->dma_fence[i - 1].ctx = bo_exynos->dma_fence[i].ctx;
- }
- bo_exynos->dma_fence[DMA_FENCE_LIST_MAX - 1].type = 0;
- bo_exynos->dma_fence[DMA_FENCE_LIST_MAX - 1].ctx = 0;
- }
- pthread_mutex_unlock(&bo_exynos->mutex);
-
- if (dma_type) {
- ret = ioctl(bo_exynos->dmabuf, DMABUF_IOCTL_PUT_FENCE, &fence);
- if (ret < 0) {
- TBM_ERR("Can not set PUT FENCE(%s)\n", strerror_r(errno, buf, STRERR_BUFSIZE));
- return TBM_ERROR_INVALID_OPERATION;
- }
- } else {
- filelock.l_type = F_UNLCK;
- filelock.l_whence = SEEK_CUR;
- filelock.l_start = 0;
- filelock.l_len = 0;
-
- if (-1 == fcntl(bo_exynos->dmabuf, F_SETLKW, &filelock))
- return TBM_ERROR_INVALID_OPERATION;
- }
-
- TBM_DBG("DMABUF_IOCTL_PUT_FENCE! bo_exynos:%p, gem:%d(%d), fd:%ds\n",
- bo_exynos,
- bo_exynos->gem, bo_exynos->name,
- bo_exynos->dmabuf);
-#endif /* ALWAYS_BACKEND_CTRL */
-
- return TBM_ERROR_NONE;
-}
-static tbm_fd
-tbm_exynos_bo_export_fd(tbm_backend_bo_data *bo_data, tbm_error_e *error)
-{
- tbm_bo_exynos bo_exynos = (tbm_bo_exynos)bo_data;
- int ret;
- char buf[STRERR_BUFSIZE];
-
- if (!bo_exynos) {
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return -1;
- }
-
- struct drm_prime_handle arg = {0, };
-
- arg.handle = bo_exynos->gem;
- ret = drmIoctl(bo_exynos->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &arg);
- if (ret) {
- TBM_ERR("bo_exynos:%p Cannot dmabuf=%d (%s)\n",
- bo_exynos, bo_exynos->gem, strerror_r(errno, buf, STRERR_BUFSIZE));
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- return (tbm_fd) ret;
- }
-
- TBM_DBG(" bo_exynos:%p, gem:%d(%d), fd:%d, key_fd:%d, flags:%d(%d), size:%d\n",
- bo_exynos,
- bo_exynos->gem, bo_exynos->name,
- bo_exynos->dmabuf,
- arg.fd,
- bo_exynos->flags_tbm, bo_exynos->flags_exynos,
- bo_exynos->size);
-
- if (error)
- *error = TBM_ERROR_NONE;
-
- return (tbm_fd)arg.fd;
-}
-
-static tbm_key
-tbm_exynos_bo_export_key(tbm_backend_bo_data *bo_data, tbm_error_e *error)
-{
- tbm_bo_exynos bo_exynos = (tbm_bo_exynos)bo_data;
-
- if (!bo_exynos) {
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return 0;
- }
-
- if (!bo_exynos->name) {
- bo_exynos->name = _get_name(bo_exynos->fd, bo_exynos->gem);
- if (!bo_exynos->name) {
- TBM_ERR("error Cannot get name\n");
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return 0;
- }
- }
-
- TBM_DBG(" bo_exynos:%p, gem:%d(%d), fd:%d, flags:%d(%d), size:%d\n",
- bo_exynos,
- bo_exynos->gem, bo_exynos->name,
- bo_exynos->dmabuf,
- bo_exynos->flags_tbm, bo_exynos->flags_exynos,
- bo_exynos->size);
-
- if (error)
- *error = TBM_ERROR_NONE;
-
- return (tbm_key)bo_exynos->name;
-}
-
-static void
-tbm_exynos_deinit(tbm_backend_bufmgr_data *bufmgr_data)
-{
- tbm_bufmgr_exynos bufmgr_exynos = (tbm_bufmgr_exynos)bufmgr_data;
- tbm_bufmgr bufmgr;
- tbm_error_e error;
- unsigned long key;
- void *value;
-
- TBM_RETURN_IF_FAIL(bufmgr_exynos != NULL);
-
- bufmgr = bufmgr_exynos->bufmgr;
-
- tbm_backend_bufmgr_free_bufmgr_func(bufmgr, bufmgr_exynos->bufmgr_func);
- tbm_backend_bufmgr_free_bo_func(bufmgr, bufmgr_exynos->bo_func);
-
- if (bufmgr_exynos->hashBos) {
- while (drmHashFirst(bufmgr_exynos->hashBos, &key, &value) > 0) {
- free(value);
- drmHashDelete(bufmgr_exynos->hashBos, key);
- }
-
- drmHashDestroy(bufmgr_exynos->hashBos);
- bufmgr_exynos->hashBos = NULL;
- }
-
- _bufmgr_deinit_cache_state(bufmgr_exynos);
-
- if (bufmgr_exynos->bind_display)
- tbm_drm_helper_wl_auth_server_deinit();
-
- if (bufmgr_exynos->device_name)
- free(bufmgr_exynos->device_name);
-
- if (tbm_backend_bufmgr_query_display_server(bufmgr, &error))
- tbm_drm_helper_unset_tbm_master_fd();
- else
- tbm_drm_helper_unset_fd();
-
- close(bufmgr_exynos->fd);
-
- free(bufmgr_exynos);
-}
-
-static tbm_backend_bufmgr_data *
-tbm_exynos_init(tbm_bufmgr bufmgr, tbm_error_e *error)
-{
- tbm_bufmgr_exynos bufmgr_exynos = NULL;
- tbm_backend_bufmgr_func *bufmgr_func = NULL;
- tbm_backend_bo_func *bo_func = NULL;
- int fp;
- tbm_error_e err;
- int set_master = 0;
- char *value = NULL;
-
- if (!bufmgr) {
- TBM_ERR("bufmgr is null.\n");
- if (error)
- *error = TBM_ERROR_INVALID_PARAMETER;
- return NULL;
- }
-
- bufmgr_exynos = calloc(1, sizeof(struct _tbm_bufmgr_exynos));
- if (!bufmgr_exynos) {
- TBM_ERR("fail to alloc bufmgr_exynos!\n");
- if (error)
- *error = TBM_ERROR_OUT_OF_MEMORY;
- return NULL;
- }
-
- /* check the master_fd which already had opened */
- bufmgr_exynos->fd = tbm_drm_helper_get_master_fd();
- if (bufmgr_exynos->fd < 0) {
- bufmgr_exynos->fd = _tbm_exynos_open_drm();
- if (bufmgr_exynos->fd < 0) {
- TBM_ERR("fail to open drm!\n");
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- goto fail_open_drm;
- }
-
- if (drmIsMaster(bufmgr_exynos->fd)) {
- tbm_drm_helper_set_tbm_master_fd(bufmgr_exynos->fd);
- set_master = 1;
-
- bufmgr_exynos->device_name = drmGetDeviceNameFromFd(bufmgr_exynos->fd);
- if (!bufmgr_exynos->device_name) {
- TBM_ERR("fail to get device name!\n");
- tbm_drm_helper_unset_tbm_master_fd();
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- goto fail_get_device_name;
- }
- TBM_INFO("This is Master FD(%d) from open_drm.", bufmgr_exynos->fd);
- } else {
- /* close the fd and get the authenticated fd from the master fd */
- close(bufmgr_exynos->fd);
-#ifdef USE_RENDER_NODE
- bufmgr_exynos->fd = _get_render_node(0);
-#else
- bufmgr_exynos->fd = -1;
-#endif
- /* get the authenticated drm fd from the master fd */
- if (!tbm_drm_helper_get_auth_info(&(bufmgr_exynos->fd), &(bufmgr_exynos->device_name), NULL)) {
- TBM_ERR("fail to get auth drm info!\n");
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- goto fail_get_auth_info;
- }
- TBM_INFO("This is Authenticated FD(%d)", bufmgr_exynos->fd);
- }
- } else {
- bufmgr_exynos->device_name = drmGetDeviceNameFromFd(bufmgr_exynos->fd);
- if (!bufmgr_exynos->device_name) {
- TBM_ERR("fail to get device name!\n");
- tbm_drm_helper_unset_tbm_master_fd();
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- goto fail_get_device_name;
- }
- TBM_INFO("This is Master FD from tbm_drm_helper_get_master_fd(%d)", bufmgr_exynos->fd);
- }
- tbm_drm_helper_set_fd(bufmgr_exynos->fd);
-
- //Check if the tbm manager supports dma fence or not.
- fp = open("/sys/module/dmabuf_sync/parameters/enabled", O_RDONLY);
- if (fp != -1) {
- char buf[1];
- int length = read(fp, buf, 1);
-
- if (length == 1 && buf[0] == '1')
- bufmgr_exynos->use_dma_fence = 1;
-
- close(fp);
- }
-
- /* get the model name from the capi-system-info.
- * The alignment_plane and alignment_pitch_rgb is different accoring to the target.
- * There will be the stride issue when the right alignment_plane and alignment_pitch_rgb
- * is not set to the backend.
- */
- if (system_info_get_platform_string("http://tizen.org/system/model_name", &value) != SYSTEM_INFO_ERROR_NONE) {
- TBM_ERR("Cannot get the \"http://tizen.org/system/model_name\" key value from system-info.\n");
- TBM_ERR("May not set the right value on libtbm-exynos backend.\n");
- } else {
- if (!strncmp(value, "TW1", 4)) {
- g_tbm_surface_alignment_plane = 8;
- g_tbm_surface_alignment_pitch_rgb = 8;
- g_enable_cache_ctrl = 1;
- } else {
- g_tbm_surface_alignment_plane = 64;
- g_tbm_surface_alignment_pitch_rgb = 64;
- }
- }
-
- free(value);
-
- if (!_bufmgr_init_cache_state(bufmgr_exynos)) {
- TBM_ERR("fail to init bufmgr cache state\n");
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- goto fail_init_cache_state;
- }
-
- /*Create Hash Table*/
- bufmgr_exynos->hashBos = drmHashCreate();
-
- /* alloc and register bufmgr_funcs */
- bufmgr_func = tbm_backend_bufmgr_alloc_bufmgr_func(bufmgr, &err);
- if (!bufmgr_func) {
- TBM_ERR("fail to alloc bufmgr_func! err(%d)\n", err);
- if (error)
- *error = TBM_ERROR_OUT_OF_MEMORY;
- goto fail_alloc_bufmgr_func;
- }
-
- bufmgr_func->bufmgr_get_capabilities = tbm_exynos_bufmgr_get_capabilities;
- //if (tbm_backend_bufmgr_query_display_server(bufmgr, &err) && !_check_render_node())
- bufmgr_func->bufmgr_bind_native_display = tbm_exynos_bufmgr_bind_native_display;
- bufmgr_func->bufmgr_get_supported_formats = tbm_exynos_bufmgr_get_supported_formats;
- bufmgr_func->bufmgr_get_plane_data = tbm_exynos_bufmgr_get_plane_data;
- bufmgr_func->bufmgr_alloc_bo = tbm_exynos_bufmgr_alloc_bo;
- bufmgr_func->bufmgr_alloc_bo_with_format = NULL;
- bufmgr_func->bufmgr_import_fd = tbm_exynos_bufmgr_import_fd;
- bufmgr_func->bufmgr_import_key = tbm_exynos_bufmgr_import_key;
-
- err = tbm_backend_bufmgr_register_bufmgr_func(bufmgr, bufmgr_func);
- if (err != TBM_ERROR_NONE) {
- TBM_ERR("fail to register bufmgr_func! err(%d)\n", err);
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- goto fail_register_bufmgr_func;
- }
- bufmgr_exynos->bufmgr_func = bufmgr_func;
-
- /* alloc and register bo_funcs */
- bo_func = tbm_backend_bufmgr_alloc_bo_func(bufmgr, &err);
- if (!bo_func) {
- TBM_ERR("fail to alloc bo_func! err(%d)\n", err);
- if (error)
- *error = TBM_ERROR_OUT_OF_MEMORY;
- goto fail_alloc_bo_func;
- }
-
- bo_func->bo_free = tbm_exynos_bo_free;
- bo_func->bo_get_size = tbm_exynos_bo_get_size;
- bo_func->bo_get_memory_types = tbm_exynos_bo_get_memory_type;
- bo_func->bo_get_handle = tbm_exynos_bo_get_handle;
- bo_func->bo_map = tbm_exynos_bo_map;
- bo_func->bo_unmap = tbm_exynos_bo_unmap;
- bo_func->bo_lock = tbm_exynos_bo_lock;
- bo_func->bo_unlock = tbm_exynos_bo_unlock;
- bo_func->bo_export_fd = tbm_exynos_bo_export_fd;
- bo_func->bo_export_key = tbm_exynos_bo_export_key;
-
- err = tbm_backend_bufmgr_register_bo_func(bufmgr, bo_func);
- if (err != TBM_ERROR_NONE) {
- TBM_ERR("fail to register bo_func! err(%d)\n", err);
- if (error)
- *error = TBM_ERROR_INVALID_OPERATION;
- goto fail_register_bo_func;
- }
- bufmgr_exynos->bo_func = bo_func;
-
- TBM_DBG("drm_fd:%d\n", bufmgr_exynos->fd);
-
- if (error)
- *error = TBM_ERROR_NONE;
-
- bufmgr_exynos->bufmgr = bufmgr;
-
- return (tbm_backend_bufmgr_data *)bufmgr_exynos;
-
-fail_register_bo_func:
- tbm_backend_bufmgr_free_bo_func(bufmgr, bo_func);
-fail_alloc_bo_func:
-fail_register_bufmgr_func:
- tbm_backend_bufmgr_free_bufmgr_func(bufmgr, bufmgr_func);
-fail_alloc_bufmgr_func:
- _bufmgr_deinit_cache_state(bufmgr_exynos);
- if (bufmgr_exynos->hashBos)
- drmHashDestroy(bufmgr_exynos->hashBos);
-fail_init_cache_state:
- if (set_master)
- tbm_drm_helper_unset_tbm_master_fd();
- tbm_drm_helper_unset_fd();
-fail_get_device_name:
- if (bufmgr_exynos->fd >= 0)
- close(bufmgr_exynos->fd);
-fail_get_auth_info:
-fail_open_drm:
- free(bufmgr_exynos);
- return NULL;
-}
-
-tbm_backend_module tbm_backend_module_data = {
- "exynos",
- "Samsung",
- TBM_BACKEND_ABI_VERSION_3_0,
- tbm_exynos_init,
- tbm_exynos_deinit
-};