diff options
author | Jonathan Gray <jsg@cvs.openbsd.org> | 2015-08-21 23:56:39 +0000 |
---|---|---|
committer | Jonathan Gray <jsg@cvs.openbsd.org> | 2015-08-21 23:56:39 +0000 |
commit | cde466ed50e79a55b4c7495ef43f87c8291c1ce8 (patch) | |
tree | 20a3398918055983249ff9d5d615b72ace24e811 /lib/libdrm/omap | |
parent | 09ee741d954b573dbc787dff6f3e5c1f4fbfb806 (diff) |
Import libdrm 2.4.64
Diffstat (limited to 'lib/libdrm/omap')
-rw-r--r-- | lib/libdrm/omap/Makefile.am | 24 | ||||
-rw-r--r-- | lib/libdrm/omap/Makefile.in | 1122 | ||||
-rw-r--r-- | lib/libdrm/omap/libdrm_omap.pc.in | 11 | ||||
-rwxr-xr-x | lib/libdrm/omap/omap-symbol-check | 35 | ||||
-rw-r--r-- | lib/libdrm/omap/omap_drm.c | 477 | ||||
-rw-r--r-- | lib/libdrm/omap/omap_drm.h | 135 | ||||
-rw-r--r-- | lib/libdrm/omap/omap_drmif.h | 65 |
7 files changed, 1869 insertions, 0 deletions
diff --git a/lib/libdrm/omap/Makefile.am b/lib/libdrm/omap/Makefile.am new file mode 100644 index 000000000..599bb9ded --- /dev/null +++ b/lib/libdrm/omap/Makefile.am @@ -0,0 +1,24 @@ +AM_CFLAGS = \ + $(WARN_CFLAGS) \ + -I$(top_srcdir) \ + $(PTHREADSTUBS_CFLAGS) \ + -I$(top_srcdir)/include/drm + +libdrm_omap_la_LTLIBRARIES = libdrm_omap.la +libdrm_omap_ladir = $(libdir) +libdrm_omap_la_LDFLAGS = -version-number 1:0:0 -no-undefined +libdrm_omap_la_LIBADD = ../libdrm.la @PTHREADSTUBS_LIBS@ + +libdrm_omap_la_SOURCES = omap_drm.c + +libdrm_omapcommonincludedir = ${includedir}/omap +libdrm_omapcommoninclude_HEADERS = omap_drm.h + +libdrm_omapincludedir = ${includedir}/libdrm +libdrm_omapinclude_HEADERS = omap_drmif.h + +pkgconfigdir = @pkgconfigdir@ +pkgconfig_DATA = libdrm_omap.pc + +TESTS = omap-symbol-check +EXTRA_DIST = $(TESTS) diff --git a/lib/libdrm/omap/Makefile.in b/lib/libdrm/omap/Makefile.in new file mode 100644 index 000000000..487a8e923 --- /dev/null +++ b/lib/libdrm/omap/Makefile.in @@ -0,0 +1,1122 @@ +# Makefile.in generated by automake 1.15 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994-2014 Free Software Foundation, Inc. + +# This Makefile.in is free software; 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do +( grep -q "^$func$" || echo $func ) <<EOF +__bss_start +_edata +_end +_fini +_init +omap_bo_cpu_fini +omap_bo_cpu_prep +omap_bo_del +omap_bo_dmabuf +omap_bo_from_dmabuf +omap_bo_from_name +omap_bo_get_name +omap_bo_handle +omap_bo_map +omap_bo_new +omap_bo_new_tiled +omap_bo_ref +omap_bo_size +omap_device_del +omap_device_new +omap_device_ref +omap_get_param +omap_set_param +EOF +done) + +test ! -n "$FUNCS" || echo $FUNCS +test ! -n "$FUNCS" diff --git a/lib/libdrm/omap/omap_drm.c b/lib/libdrm/omap/omap_drm.c new file mode 100644 index 000000000..4a0248d5e --- /dev/null +++ b/lib/libdrm/omap/omap_drm.c @@ -0,0 +1,477 @@ +/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ + +/* + * Copyright (C) 2011 Texas Instruments, Inc + * + * 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 <rob@ti.com> + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <stdlib.h> +#include <linux/stddef.h> +#include <linux/types.h> +#include <errno.h> +#include <sys/mman.h> +#include <fcntl.h> +#include <unistd.h> +#include <pthread.h> + +#include <libdrm_macros.h> +#include <xf86drm.h> +#include <xf86atomic.h> + +#include "omap_drm.h" +#include "omap_drmif.h" + +#define __round_mask(x, y) ((__typeof__(x))((y)-1)) +#define round_up(x, y) ((((x)-1) | __round_mask(x, y))+1) +#define PAGE_SIZE 4096 + +static pthread_mutex_t table_lock = PTHREAD_MUTEX_INITIALIZER; +static void * dev_table; + +struct omap_device { + int fd; + atomic_t refcnt; + + /* The handle_table is used to track GEM bo handles associated w/ + * this fd. This is needed, in particular, when importing + * dmabuf's because we don't want multiple 'struct omap_bo's + * floating around with the same handle. Otherwise, when the + * first one is omap_bo_del()'d the handle becomes no longer + * valid, and the remaining 'struct omap_bo's are left pointing + * to an invalid handle (and possible a GEM bo that is already + * free'd). + */ + void *handle_table; +}; + +/* a GEM buffer object allocated from the DRM device */ +struct omap_bo { + struct omap_device *dev; + void *map; /* userspace mmap'ing (if there is one) */ + uint32_t size; + uint32_t handle; + uint32_t name; /* flink global handle (DRI2 name) */ + uint64_t offset; /* offset to mmap() */ + int fd; /* dmabuf handle */ + atomic_t refcnt; +}; + +static struct omap_device * omap_device_new_impl(int fd) +{ + struct omap_device *dev = calloc(sizeof(*dev), 1); + if (!dev) + return NULL; + dev->fd = fd; + atomic_set(&dev->refcnt, 1); + dev->handle_table = drmHashCreate(); + return dev; +} + +struct omap_device * omap_device_new(int fd) +{ + struct omap_device *dev = NULL; + + pthread_mutex_lock(&table_lock); + + if (!dev_table) + dev_table = drmHashCreate(); + + if (drmHashLookup(dev_table, fd, (void **)&dev)) { + /* not found, create new device */ + dev = omap_device_new_impl(fd); + drmHashInsert(dev_table, fd, dev); + } else { + /* found, just incr refcnt */ + dev = omap_device_ref(dev); + } + + pthread_mutex_unlock(&table_lock); + + return dev; +} + +struct omap_device * omap_device_ref(struct omap_device *dev) +{ + atomic_inc(&dev->refcnt); + return dev; +} + +void omap_device_del(struct omap_device *dev) +{ + if (!atomic_dec_and_test(&dev->refcnt)) + return; + pthread_mutex_lock(&table_lock); + drmHashDestroy(dev->handle_table); + drmHashDelete(dev_table, dev->fd); + pthread_mutex_unlock(&table_lock); + free(dev); +} + +int +omap_get_param(struct omap_device *dev, uint64_t param, uint64_t *value) +{ + struct drm_omap_param req = { + .param = param, + }; + int ret; + + ret = drmCommandWriteRead(dev->fd, DRM_OMAP_GET_PARAM, &req, sizeof(req)); + if (ret) { + return ret; + } + + *value = req.value; + + return 0; +} + +int +omap_set_param(struct omap_device *dev, uint64_t param, uint64_t value) +{ + struct drm_omap_param req = { + .param = param, + .value = value, + }; + return drmCommandWrite(dev->fd, DRM_OMAP_SET_PARAM, &req, sizeof(req)); +} + +/* lookup a buffer from it's handle, call w/ table_lock held: */ +static struct omap_bo * lookup_bo(struct omap_device *dev, + uint32_t handle) +{ + struct omap_bo *bo = NULL; + if (!drmHashLookup(dev->handle_table, handle, (void **)&bo)) { + /* found, incr refcnt and return: */ + bo = omap_bo_ref(bo); + } + return bo; +} + +/* allocate a new buffer object, call w/ table_lock held */ +static struct omap_bo * bo_from_handle(struct omap_device *dev, + uint32_t handle) +{ + struct omap_bo *bo = calloc(sizeof(*bo), 1); + if (!bo) { + struct drm_gem_close req = { + .handle = handle, + }; + drmIoctl(dev->fd, DRM_IOCTL_GEM_CLOSE, &req); + return NULL; + } + bo->dev = omap_device_ref(dev); + bo->handle = handle; + atomic_set(&bo->refcnt, 1); + /* add ourselves to the handle table: */ + drmHashInsert(dev->handle_table, handle, bo); + return bo; +} + +/* allocate a new buffer object */ +static struct omap_bo * omap_bo_new_impl(struct omap_device *dev, + union omap_gem_size size, uint32_t flags) +{ + struct omap_bo *bo = NULL; + struct drm_omap_gem_new req = { + .size = size, + .flags = flags, + }; + + if (size.bytes == 0) { + goto fail; + } + + if (drmCommandWriteRead(dev->fd, DRM_OMAP_GEM_NEW, &req, sizeof(req))) { + goto fail; + } + + pthread_mutex_lock(&table_lock); + bo = bo_from_handle(dev, req.handle); + pthread_mutex_unlock(&table_lock); + + if (flags & OMAP_BO_TILED) { + bo->size = round_up(size.tiled.width, PAGE_SIZE) * size.tiled.height; + } else { + bo->size = size.bytes; + } + + return bo; + +fail: + free(bo); + return NULL; +} + + +/* allocate a new (un-tiled) buffer object */ +struct omap_bo * +omap_bo_new(struct omap_device *dev, uint32_t size, uint32_t flags) +{ + union omap_gem_size gsize = { + .bytes = size, + }; + if (flags & OMAP_BO_TILED) { + return NULL; + } + return omap_bo_new_impl(dev, gsize, flags); +} + +/* allocate a new buffer object */ +struct omap_bo * +omap_bo_new_tiled(struct omap_device *dev, uint32_t width, + uint32_t height, uint32_t flags) +{ + union omap_gem_size gsize = { + .tiled = { + .width = width, + .height = height, + }, + }; + if (!(flags & OMAP_BO_TILED)) { + return NULL; + } + return omap_bo_new_impl(dev, gsize, flags); +} + +struct omap_bo *omap_bo_ref(struct omap_bo *bo) +{ + atomic_inc(&bo->refcnt); + return bo; +} + +/* get buffer info */ +static int get_buffer_info(struct omap_bo *bo) +{ + struct drm_omap_gem_info req = { + .handle = bo->handle, + }; + int ret = drmCommandWriteRead(bo->dev->fd, DRM_OMAP_GEM_INFO, + &req, sizeof(req)); + if (ret) { + return ret; + } + + /* really all we need for now is mmap offset */ + bo->offset = req.offset; + bo->size = req.size; + + return 0; +} + +/* import a buffer object from DRI2 name */ +struct omap_bo * +omap_bo_from_name(struct omap_device *dev, uint32_t name) +{ + struct omap_bo *bo = NULL; + struct drm_gem_open req = { + .name = name, + }; + + pthread_mutex_lock(&table_lock); + + if (drmIoctl(dev->fd, DRM_IOCTL_GEM_OPEN, &req)) { + goto fail; + } + + bo = lookup_bo(dev, req.handle); + if (!bo) { + bo = bo_from_handle(dev, req.handle); + bo->name = name; + } + + pthread_mutex_unlock(&table_lock); + + return bo; + +fail: + pthread_mutex_unlock(&table_lock); + free(bo); + return NULL; +} + +/* import a buffer from dmabuf fd, does not take ownership of the + * fd so caller should close() the fd when it is otherwise done + * with it (even if it is still using the 'struct omap_bo *') + */ +struct omap_bo * +omap_bo_from_dmabuf(struct omap_device *dev, int fd) +{ + struct omap_bo *bo = NULL; + struct drm_prime_handle req = { + .fd = fd, + }; + int ret; + + pthread_mutex_lock(&table_lock); + + ret = drmIoctl(dev->fd, DRM_IOCTL_PRIME_FD_TO_HANDLE, &req); + if (ret) { + goto fail; + } + + bo = lookup_bo(dev, req.handle); + if (!bo) { + bo = bo_from_handle(dev, req.handle); + } + + pthread_mutex_unlock(&table_lock); + + return bo; + +fail: + pthread_mutex_unlock(&table_lock); + free(bo); + return NULL; +} + +/* destroy a buffer object */ +void omap_bo_del(struct omap_bo *bo) +{ + if (!bo) { + return; + } + + if (!atomic_dec_and_test(&bo->refcnt)) + return; + + if (bo->map) { + munmap(bo->map, bo->size); + } + + if (bo->fd >= 0) { + close(bo->fd); + } + + if (bo->handle) { + struct drm_gem_close req = { + .handle = bo->handle, + }; + pthread_mutex_lock(&table_lock); + drmHashDelete(bo->dev->handle_table, bo->handle); + drmIoctl(bo->dev->fd, DRM_IOCTL_GEM_CLOSE, &req); + pthread_mutex_unlock(&table_lock); + } + + omap_device_del(bo->dev); + + free(bo); +} + +/* get the global flink/DRI2 buffer name */ +int omap_bo_get_name(struct omap_bo *bo, uint32_t *name) +{ + if (!bo->name) { + struct drm_gem_flink req = { + .handle = bo->handle, + }; + int ret; + + ret = drmIoctl(bo->dev->fd, DRM_IOCTL_GEM_FLINK, &req); + if (ret) { + return ret; + } + + bo->name = req.name; + } + + *name = bo->name; + + return 0; +} + +uint32_t omap_bo_handle(struct omap_bo *bo) +{ + return bo->handle; +} + +/* caller owns the dmabuf fd that is returned and is responsible + * to close() it when done + */ +int omap_bo_dmabuf(struct omap_bo *bo) +{ + if (bo->fd < 0) { + struct drm_prime_handle req = { + .handle = bo->handle, + .flags = DRM_CLOEXEC, + }; + int ret; + + ret = drmIoctl(bo->dev->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &req); + if (ret) { + return ret; + } + + bo->fd = req.fd; + } + return dup(bo->fd); +} + +uint32_t omap_bo_size(struct omap_bo *bo) +{ + if (!bo->size) { + get_buffer_info(bo); + } + return bo->size; +} + +void *omap_bo_map(struct omap_bo *bo) +{ + if (!bo->map) { + if (!bo->offset) { + get_buffer_info(bo); + } + + bo->map = mmap(0, bo->size, PROT_READ | PROT_WRITE, + MAP_SHARED, bo->dev->fd, bo->offset); + if (bo->map == MAP_FAILED) { + bo->map = NULL; + } + } + return bo->map; +} + +int omap_bo_cpu_prep(struct omap_bo *bo, enum omap_gem_op op) +{ + struct drm_omap_gem_cpu_prep req = { + .handle = bo->handle, + .op = op, + }; + return drmCommandWrite(bo->dev->fd, + DRM_OMAP_GEM_CPU_PREP, &req, sizeof(req)); +} + +int omap_bo_cpu_fini(struct omap_bo *bo, enum omap_gem_op op) +{ + struct drm_omap_gem_cpu_fini req = { + .handle = bo->handle, + .op = op, + .nregions = 0, + }; + return drmCommandWrite(bo->dev->fd, + DRM_OMAP_GEM_CPU_FINI, &req, sizeof(req)); +} diff --git a/lib/libdrm/omap/omap_drm.h b/lib/libdrm/omap/omap_drm.h new file mode 100644 index 000000000..9c6c0e4e7 --- /dev/null +++ b/lib/libdrm/omap/omap_drm.h @@ -0,0 +1,135 @@ +/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ + +/* + * Copyright (C) 2011 Texas Instruments, Inc + * + * 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 <rob@ti.com> + */ + +#ifndef __OMAP_DRM_H__ +#define __OMAP_DRM_H__ + +#include <stdint.h> +#include <drm.h> + +/* Please note that modifications to all structs defined here are + * subject to backwards-compatibility constraints. + */ + +#define OMAP_PARAM_CHIPSET_ID 1 /* ie. 0x3430, 0x4430, etc */ + +struct drm_omap_param { + uint64_t param; /* in */ + uint64_t value; /* in (set_param), out (get_param) */ +}; + +struct drm_omap_get_base { + char plugin_name[64]; /* in */ + uint32_t ioctl_base; /* out */ + uint32_t __pad; +}; + +#define OMAP_BO_SCANOUT 0x00000001 /* scanout capable (phys contiguous) */ +#define OMAP_BO_CACHE_MASK 0x00000006 /* cache type mask, see cache modes */ +#define OMAP_BO_TILED_MASK 0x00000f00 /* tiled mapping mask, see tiled modes */ + +/* cache modes */ +#define OMAP_BO_CACHED 0x00000000 /* default */ +#define OMAP_BO_WC 0x00000002 /* write-combine */ +#define OMAP_BO_UNCACHED 0x00000004 /* strongly-ordered (uncached) */ + +/* tiled modes */ +#define OMAP_BO_TILED_8 0x00000100 +#define OMAP_BO_TILED_16 0x00000200 +#define OMAP_BO_TILED_32 0x00000300 +#define OMAP_BO_TILED (OMAP_BO_TILED_8 | OMAP_BO_TILED_16 | OMAP_BO_TILED_32) + +union omap_gem_size { + uint32_t bytes; /* (for non-tiled formats) */ + struct { + uint16_t width; + uint16_t height; + } tiled; /* (for tiled formats) */ +}; + +struct drm_omap_gem_new { + union omap_gem_size size; /* in */ + uint32_t flags; /* in */ + uint32_t handle; /* out */ + uint32_t __pad; +}; + +/* mask of operations: */ +enum omap_gem_op { + OMAP_GEM_READ = 0x01, + OMAP_GEM_WRITE = 0x02, +}; + +struct drm_omap_gem_cpu_prep { + uint32_t handle; /* buffer handle (in) */ + uint32_t op; /* mask of omap_gem_op (in) */ +}; + +struct drm_omap_gem_cpu_fini { + uint32_t handle; /* buffer handle (in) */ + uint32_t op; /* mask of omap_gem_op (in) */ + /* TODO maybe here we pass down info about what regions are touched + * by sw so we can be clever about cache ops? For now a placeholder, + * set to zero and we just do full buffer flush.. + */ + uint32_t nregions; + uint32_t __pad; +}; + +struct drm_omap_gem_info { + uint32_t handle; /* buffer handle (in) */ + uint32_t pad; + uint64_t offset; /* mmap offset (out) */ + /* note: in case of tiled buffers, the user virtual size can be + * different from the physical size (ie. how many pages are needed + * to back the object) which is returned in DRM_IOCTL_GEM_OPEN.. + * This size here is the one that should be used if you want to + * mmap() the buffer: + */ + uint32_t size; /* virtual size for mmap'ing (out) */ + uint32_t __pad; +}; + +#define DRM_OMAP_GET_PARAM 0x00 +#define DRM_OMAP_SET_PARAM 0x01 +#define DRM_OMAP_GET_BASE 0x02 +#define DRM_OMAP_GEM_NEW 0x03 +#define DRM_OMAP_GEM_CPU_PREP 0x04 +#define DRM_OMAP_GEM_CPU_FINI 0x05 +#define DRM_OMAP_GEM_INFO 0x06 +#define DRM_OMAP_NUM_IOCTLS 0x07 + +#define DRM_IOCTL_OMAP_GET_PARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_OMAP_GET_PARAM, struct drm_omap_param) +#define DRM_IOCTL_OMAP_SET_PARAM DRM_IOW (DRM_COMMAND_BASE + DRM_OMAP_SET_PARAM, struct drm_omap_param) +#define DRM_IOCTL_OMAP_GET_BASE DRM_IOWR(DRM_COMMAND_BASE + DRM_OMAP_GET_BASE, struct drm_omap_get_base) +#define DRM_IOCTL_OMAP_GEM_NEW DRM_IOWR(DRM_COMMAND_BASE + DRM_OMAP_GEM_NEW, struct drm_omap_gem_new) +#define DRM_IOCTL_OMAP_GEM_CPU_PREP DRM_IOW (DRM_COMMAND_BASE + DRM_OMAP_GEM_CPU_PREP, struct drm_omap_gem_cpu_prep) +#define DRM_IOCTL_OMAP_GEM_CPU_FINI DRM_IOW (DRM_COMMAND_BASE + DRM_OMAP_GEM_CPU_FINI, struct drm_omap_gem_cpu_fini) +#define DRM_IOCTL_OMAP_GEM_INFO DRM_IOWR(DRM_COMMAND_BASE + DRM_OMAP_GEM_INFO, struct drm_omap_gem_info) + +#endif /* __OMAP_DRM_H__ */ diff --git a/lib/libdrm/omap/omap_drmif.h b/lib/libdrm/omap/omap_drmif.h new file mode 100644 index 000000000..e62d12782 --- /dev/null +++ b/lib/libdrm/omap/omap_drmif.h @@ -0,0 +1,65 @@ +/* + * Copyright (C) 2011 Texas Instruments, Inc + * + * 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 <rob@ti.com> + */ + +#ifndef OMAP_DRMIF_H_ +#define OMAP_DRMIF_H_ + +#include <xf86drm.h> +#include <stdint.h> +#include <omap_drm.h> + +struct omap_bo; +struct omap_device; + +/* device related functions: + */ + +struct omap_device * omap_device_new(int fd); +struct omap_device * omap_device_ref(struct omap_device *dev); +void omap_device_del(struct omap_device *dev); +int omap_get_param(struct omap_device *dev, uint64_t param, uint64_t *value); +int omap_set_param(struct omap_device *dev, uint64_t param, uint64_t value); + +/* buffer-object related functions: + */ + +struct omap_bo * omap_bo_new(struct omap_device *dev, + uint32_t size, uint32_t flags); +struct omap_bo * omap_bo_new_tiled(struct omap_device *dev, + uint32_t width, uint32_t height, uint32_t flags); +struct omap_bo * omap_bo_ref(struct omap_bo *bo); +struct omap_bo * omap_bo_from_name(struct omap_device *dev, uint32_t name); +struct omap_bo * omap_bo_from_dmabuf(struct omap_device *dev, int fd); +void omap_bo_del(struct omap_bo *bo); +int omap_bo_get_name(struct omap_bo *bo, uint32_t *name); +uint32_t omap_bo_handle(struct omap_bo *bo); +int omap_bo_dmabuf(struct omap_bo *bo); +uint32_t omap_bo_size(struct omap_bo *bo); +void * omap_bo_map(struct omap_bo *bo); +int omap_bo_cpu_prep(struct omap_bo *bo, enum omap_gem_op op); +int omap_bo_cpu_fini(struct omap_bo *bo, enum omap_gem_op op); + +#endif /* OMAP_DRMIF_H_ */ |