qxl_ioctl.c revision baa7094355a10b432bbccacb925da4bdac861c8d
1f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie/* 2f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * Copyright 2013 Red Hat Inc. 3f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * 4f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * Permission is hereby granted, free of charge, to any person obtaining a 5f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * copy of this software and associated documentation files (the "Software"), 6f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * to deal in the Software without restriction, including without limitation 7f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * and/or sell copies of the Software, and to permit persons to whom the 9f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * Software is furnished to do so, subject to the following conditions: 10f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * 11f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * The above copyright notice and this permission notice shall be included in 12f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * all copies or substantial portions of the Software. 13f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * 14f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * OTHER DEALINGS IN THE SOFTWARE. 21f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * 22f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * Authors: Dave Airlie 23f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * Alon Levy 24f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie */ 25f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 26f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie#include "qxl_drv.h" 27f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie#include "qxl_object.h" 28f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 29f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie/* 30f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * TODO: allocating a new gem(in qxl_bo) for each request. 31f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * This is wasteful since bo's are page aligned. 32f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie */ 336d01f1f54c01877baad11389291c1aeab9c11e0fDave Airliestatic int qxl_alloc_ioctl(struct drm_device *dev, void *data, 346d01f1f54c01877baad11389291c1aeab9c11e0fDave Airlie struct drm_file *file_priv) 35f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie{ 36f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_device *qdev = dev->dev_private; 37f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_qxl_alloc *qxl_alloc = data; 38f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie int ret; 39f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_bo *qobj; 40f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie uint32_t handle; 41f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie u32 domain = QXL_GEM_DOMAIN_VRAM; 42f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 43f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (qxl_alloc->size == 0) { 44f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_ERROR("invalid size %d\n", qxl_alloc->size); 45f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -EINVAL; 46f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 47f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie ret = qxl_gem_object_create_with_handle(qdev, file_priv, 48f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie domain, 49f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_alloc->size, 50f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie NULL, 51f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie &qobj, &handle); 52f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (ret) { 53f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_ERROR("%s: failed to create gem ret=%d\n", 54f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie __func__, ret); 55f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -ENOMEM; 56f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 57f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_alloc->handle = handle; 58f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return 0; 59f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie} 60f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 616d01f1f54c01877baad11389291c1aeab9c11e0fDave Airliestatic int qxl_map_ioctl(struct drm_device *dev, void *data, 626d01f1f54c01877baad11389291c1aeab9c11e0fDave Airlie struct drm_file *file_priv) 63f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie{ 64f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_device *qdev = dev->dev_private; 65f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_qxl_map *qxl_map = data; 66f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 67f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return qxl_mode_dumb_mmap(file_priv, qdev->ddev, qxl_map->handle, 68f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie &qxl_map->offset); 69f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie} 70f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 71f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie/* 72f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * dst must be validated, i.e. whole bo on vram/surfacesram (right now all bo's 73f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * are on vram). 74f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * *(dst + dst_off) = qxl_bo_physical_address(src, src_off) 75f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie */ 76f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airliestatic void 77f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlieapply_reloc(struct qxl_device *qdev, struct qxl_bo *dst, uint64_t dst_off, 78f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_bo *src, uint64_t src_off) 79f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie{ 80f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie void *reloc_page; 81f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 82f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie reloc_page = qxl_bo_kmap_atomic_page(qdev, dst, dst_off & PAGE_MASK); 83f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie *(uint64_t *)(reloc_page + (dst_off & ~PAGE_MASK)) = qxl_bo_physical_address(qdev, 84f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie src, src_off); 85f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_bo_kunmap_atomic_page(qdev, dst, reloc_page); 86f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie} 87f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 88f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airliestatic void 89f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlieapply_surf_reloc(struct qxl_device *qdev, struct qxl_bo *dst, uint64_t dst_off, 90f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_bo *src) 91f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie{ 92f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie uint32_t id = 0; 93f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie void *reloc_page; 94f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 95f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (src && !src->is_primary) 96f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie id = src->surface_id; 97f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 98f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie reloc_page = qxl_bo_kmap_atomic_page(qdev, dst, dst_off & PAGE_MASK); 99f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie *(uint32_t *)(reloc_page + (dst_off & ~PAGE_MASK)) = id; 100f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_bo_kunmap_atomic_page(qdev, dst, reloc_page); 101f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie} 102f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 103f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie/* return holding the reference to this object */ 1046d01f1f54c01877baad11389291c1aeab9c11e0fDave Airliestatic struct qxl_bo *qxlhw_handle_to_bo(struct qxl_device *qdev, 1056d01f1f54c01877baad11389291c1aeab9c11e0fDave Airlie struct drm_file *file_priv, uint64_t handle, 1066d01f1f54c01877baad11389291c1aeab9c11e0fDave Airlie struct qxl_reloc_list *reloc_list) 107f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie{ 108f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_gem_object *gobj; 109f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_bo *qobj; 110f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie int ret; 111f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 112f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie gobj = drm_gem_object_lookup(qdev->ddev, file_priv, handle); 113f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (!gobj) { 114f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_ERROR("bad bo handle %lld\n", handle); 115f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return NULL; 116f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 117f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qobj = gem_to_qxl_bo(gobj); 118f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 119f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie ret = qxl_bo_list_add(reloc_list, qobj); 120f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (ret) 121f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return NULL; 122f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 123f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return qobj; 124f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie} 125f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 126f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie/* 127f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * Usage of execbuffer: 128f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * Relocations need to take into account the full QXLDrawable size. 129f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * However, the command as passed from user space must *not* contain the initial 130f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie * QXLReleaseInfo struct (first XXX bytes) 131f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie */ 1326d01f1f54c01877baad11389291c1aeab9c11e0fDave Airliestatic int qxl_execbuffer_ioctl(struct drm_device *dev, void *data, 1336d01f1f54c01877baad11389291c1aeab9c11e0fDave Airlie struct drm_file *file_priv) 134f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie{ 135f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_device *qdev = dev->dev_private; 136f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_qxl_execbuffer *execbuffer = data; 137f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_qxl_command user_cmd; 138f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie int cmd_num; 139f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_bo *reloc_src_bo; 140f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_bo *reloc_dst_bo; 141f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_qxl_reloc reloc; 142f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie void *fb_cmd; 143f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie int i, ret; 144f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_reloc_list reloc_list; 145f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie int unwritten; 146f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie uint32_t reloc_dst_offset; 147f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie INIT_LIST_HEAD(&reloc_list.bos); 148f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 149f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie for (cmd_num = 0; cmd_num < execbuffer->commands_num; ++cmd_num) { 150f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_release *release; 151f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_bo *cmd_bo; 152f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie int release_type; 153f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_qxl_command *commands = 154970fa986fadb1165cf38b45b70e98302a3bee497Dave Airlie (struct drm_qxl_command *)(uintptr_t)execbuffer->commands; 155f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 156f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (DRM_COPY_FROM_USER(&user_cmd, &commands[cmd_num], 157f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie sizeof(user_cmd))) 158f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -EFAULT; 159f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie switch (user_cmd.type) { 160f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie case QXL_CMD_DRAW: 161f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie release_type = QXL_RELEASE_DRAWABLE; 162f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie break; 163f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie case QXL_CMD_SURFACE: 164f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie case QXL_CMD_CURSOR: 165f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie default: 166f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_DEBUG("Only draw commands in execbuffers\n"); 167f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -EINVAL; 168f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie break; 169f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 170f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 171f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (user_cmd.command_size > PAGE_SIZE - sizeof(union qxl_release_info)) 172f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -EINVAL; 173f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 17418097b91aaff215e843f04b84ec2c686270bb55fDave Airlie if (!access_ok(VERIFY_READ, 17518097b91aaff215e843f04b84ec2c686270bb55fDave Airlie (void *)(unsigned long)user_cmd.command, 17618097b91aaff215e843f04b84ec2c686270bb55fDave Airlie user_cmd.command_size)) 17718097b91aaff215e843f04b84ec2c686270bb55fDave Airlie return -EFAULT; 17818097b91aaff215e843f04b84ec2c686270bb55fDave Airlie 179f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie ret = qxl_alloc_release_reserved(qdev, 180f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie sizeof(union qxl_release_info) + 181f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie user_cmd.command_size, 182f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie release_type, 183f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie &release, 184f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie &cmd_bo); 185f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (ret) 186f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return ret; 187f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 188f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie /* TODO copy slow path code from i915 */ 189f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie fb_cmd = qxl_bo_kmap_atomic_page(qdev, cmd_bo, (release->release_offset & PAGE_SIZE)); 190f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie unwritten = __copy_from_user_inatomic_nocache(fb_cmd + sizeof(union qxl_release_info) + (release->release_offset & ~PAGE_SIZE), (void *)(unsigned long)user_cmd.command, user_cmd.command_size); 191c927215543eb8f67c2c0102db147c299189c9957Dave Airlie 192c927215543eb8f67c2c0102db147c299189c9957Dave Airlie { 193c927215543eb8f67c2c0102db147c299189c9957Dave Airlie struct qxl_drawable *draw = fb_cmd; 194c927215543eb8f67c2c0102db147c299189c9957Dave Airlie 195c927215543eb8f67c2c0102db147c299189c9957Dave Airlie draw->mm_time = qdev->rom->mm_clock; 196c927215543eb8f67c2c0102db147c299189c9957Dave Airlie } 197f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_bo_kunmap_atomic_page(qdev, cmd_bo, fb_cmd); 198f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (unwritten) { 199f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_ERROR("got unwritten %d\n", unwritten); 200f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_release_unreserve(qdev, release); 201f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_release_free(qdev, release); 202f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -EFAULT; 203f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 204f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 205f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie for (i = 0 ; i < user_cmd.relocs_num; ++i) { 206f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (DRM_COPY_FROM_USER(&reloc, 207970fa986fadb1165cf38b45b70e98302a3bee497Dave Airlie &((struct drm_qxl_reloc *)(uintptr_t)user_cmd.relocs)[i], 208f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie sizeof(reloc))) { 209f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_bo_list_unreserve(&reloc_list, true); 210f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_release_unreserve(qdev, release); 211f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_release_free(qdev, release); 212f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -EFAULT; 213f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 214f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 215f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie /* add the bos to the list of bos to validate - 216f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie need to validate first then process relocs? */ 217f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (reloc.dst_handle) { 218f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie reloc_dst_bo = qxlhw_handle_to_bo(qdev, file_priv, 219f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie reloc.dst_handle, &reloc_list); 220f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (!reloc_dst_bo) { 221f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_bo_list_unreserve(&reloc_list, true); 222f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_release_unreserve(qdev, release); 223f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_release_free(qdev, release); 224f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -EINVAL; 225f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 226f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie reloc_dst_offset = 0; 227f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } else { 228f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie reloc_dst_bo = cmd_bo; 229f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie reloc_dst_offset = release->release_offset; 230f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 231f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 232f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie /* reserve and validate the reloc dst bo */ 233f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (reloc.reloc_type == QXL_RELOC_TYPE_BO || reloc.src_handle > 0) { 234f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie reloc_src_bo = 235f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxlhw_handle_to_bo(qdev, file_priv, 236f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie reloc.src_handle, &reloc_list); 237f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (!reloc_src_bo) { 238f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (reloc_dst_bo != cmd_bo) 239f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie drm_gem_object_unreference_unlocked(&reloc_dst_bo->gem_base); 240f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_bo_list_unreserve(&reloc_list, true); 241f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_release_unreserve(qdev, release); 242f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_release_free(qdev, release); 243f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -EINVAL; 244f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 245f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } else 246f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie reloc_src_bo = NULL; 247f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (reloc.reloc_type == QXL_RELOC_TYPE_BO) { 248f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie apply_reloc(qdev, reloc_dst_bo, reloc_dst_offset + reloc.dst_offset, 249f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie reloc_src_bo, reloc.src_offset); 250f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } else if (reloc.reloc_type == QXL_RELOC_TYPE_SURF) { 251f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie apply_surf_reloc(qdev, reloc_dst_bo, reloc_dst_offset + reloc.dst_offset, reloc_src_bo); 252f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } else { 253f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_ERROR("unknown reloc type %d\n", reloc.reloc_type); 254f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -EINVAL; 255f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 256f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 257f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (reloc_src_bo && reloc_src_bo != cmd_bo) { 258f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_release_add_res(qdev, release, reloc_src_bo); 259f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie drm_gem_object_unreference_unlocked(&reloc_src_bo->gem_base); 260f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 261f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 262f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (reloc_dst_bo != cmd_bo) 263f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie drm_gem_object_unreference_unlocked(&reloc_dst_bo->gem_base); 264f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 265f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_fence_releaseable(qdev, release); 266f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 267f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie ret = qxl_push_command_ring_release(qdev, release, user_cmd.type, true); 268f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (ret == -ERESTARTSYS) { 269f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_release_unreserve(qdev, release); 270f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_release_free(qdev, release); 271f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_bo_list_unreserve(&reloc_list, true); 272f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return ret; 273f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 274f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_release_unreserve(qdev, release); 275f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 276f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_bo_list_unreserve(&reloc_list, 0); 277f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return 0; 278f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie} 279f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 2806d01f1f54c01877baad11389291c1aeab9c11e0fDave Airliestatic int qxl_update_area_ioctl(struct drm_device *dev, void *data, 2816d01f1f54c01877baad11389291c1aeab9c11e0fDave Airlie struct drm_file *file) 282f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie{ 283f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_device *qdev = dev->dev_private; 284f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_qxl_update_area *update_area = data; 285f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_rect area = {.left = update_area->left, 286f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie .top = update_area->top, 287f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie .right = update_area->right, 288f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie .bottom = update_area->bottom}; 289f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie int ret; 290f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_gem_object *gobj = NULL; 291f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_bo *qobj = NULL; 292f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 293f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (update_area->left >= update_area->right || 294f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie update_area->top >= update_area->bottom) 295f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -EINVAL; 296f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 297f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie gobj = drm_gem_object_lookup(dev, file, update_area->handle); 298f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (gobj == NULL) 299f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -ENOENT; 300f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 301f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qobj = gem_to_qxl_bo(gobj); 302f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 303f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie ret = qxl_bo_reserve(qobj, false); 304f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (ret) 305f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie goto out; 306f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 307f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (!qobj->pin_count) { 308b90ed1e931c4d11cf32710c8a310b603effb5b11Dave Airlie qxl_ttm_placement_from_domain(qobj, qobj->type); 309f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie ret = ttm_bo_validate(&qobj->tbo, &qobj->placement, 310f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie true, false); 311f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (unlikely(ret)) 312f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie goto out; 313f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 314f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 315f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie ret = qxl_bo_check_id(qdev, qobj); 316f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (ret) 317f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie goto out2; 318f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (!qobj->surface_id) 319f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_ERROR("got update area for surface with no id %d\n", update_area->handle); 320f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie ret = qxl_io_update_area(qdev, qobj, &area); 321f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 322f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlieout2: 323f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie qxl_bo_unreserve(qobj); 324f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 325f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlieout: 326f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie drm_gem_object_unreference_unlocked(gobj); 327f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return ret; 328f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie} 329f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 330f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airliestatic int qxl_getparam_ioctl(struct drm_device *dev, void *data, 331f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_file *file_priv) 332f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie{ 333f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_device *qdev = dev->dev_private; 334f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_qxl_getparam *param = data; 335f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 336f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie switch (param->param) { 337f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie case QXL_PARAM_NUM_SURFACES: 338f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie param->value = qdev->rom->n_surfaces; 339f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie break; 340f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie case QXL_PARAM_MAX_RELOCS: 341f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie param->value = QXL_MAX_RES; 342f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie break; 343f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie default: 344f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -EINVAL; 345f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } 346f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return 0; 347f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie} 348f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 349f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airliestatic int qxl_clientcap_ioctl(struct drm_device *dev, void *data, 350f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_file *file_priv) 351f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie{ 352f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_device *qdev = dev->dev_private; 353f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_qxl_clientcap *param = data; 354f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie int byte, idx; 355f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 356f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie byte = param->index / 8; 357f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie idx = param->index % 8; 358f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 359f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (qdev->pdev->revision < 4) 360f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -ENOSYS; 361f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 36262c8ba7c58e4163f975c5f8b5a3dd5f306a2dedaDave Airlie if (byte >= 58) 363f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -ENOSYS; 364f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 365f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (qdev->rom->client_capabilities[byte] & (1 << idx)) 366f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return 0; 367f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -ENOSYS; 368f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie} 369f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 370f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airliestatic int qxl_alloc_surf_ioctl(struct drm_device *dev, void *data, 371f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_file *file) 372f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie{ 373f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_device *qdev = dev->dev_private; 374f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct drm_qxl_alloc_surf *param = data; 375f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_bo *qobj; 376f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie int handle; 377f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie int ret; 378f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie int size, actual_stride; 379f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie struct qxl_surface surf; 380f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 381f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie /* work out size allocate bo with handle */ 382f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie actual_stride = param->stride < 0 ? -param->stride : param->stride; 383f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie size = actual_stride * param->height + actual_stride; 384f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 385f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie surf.format = param->format; 386f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie surf.width = param->width; 387f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie surf.height = param->height; 388f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie surf.stride = param->stride; 389f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie surf.data = 0; 390f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 391f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie ret = qxl_gem_object_create_with_handle(qdev, file, 392f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie QXL_GEM_DOMAIN_SURFACE, 393f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie size, 394f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie &surf, 395f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie &qobj, &handle); 396f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie if (ret) { 397f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_ERROR("%s: failed to create gem ret=%d\n", 398f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie __func__, ret); 399f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return -ENOMEM; 400f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie } else 401f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie param->handle = handle; 402f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie return ret; 403f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie} 404f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 405baa7094355a10b432bbccacb925da4bdac861c8dRob Clarkconst struct drm_ioctl_desc qxl_ioctls[] = { 406f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_IOCTL_DEF_DRV(QXL_ALLOC, qxl_alloc_ioctl, DRM_AUTH|DRM_UNLOCKED), 407f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 408f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_IOCTL_DEF_DRV(QXL_MAP, qxl_map_ioctl, DRM_AUTH|DRM_UNLOCKED), 409f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 410f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_IOCTL_DEF_DRV(QXL_EXECBUFFER, qxl_execbuffer_ioctl, 411f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_AUTH|DRM_UNLOCKED), 412f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_IOCTL_DEF_DRV(QXL_UPDATE_AREA, qxl_update_area_ioctl, 413f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_AUTH|DRM_UNLOCKED), 414f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_IOCTL_DEF_DRV(QXL_GETPARAM, qxl_getparam_ioctl, 415f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_AUTH|DRM_UNLOCKED), 416f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_IOCTL_DEF_DRV(QXL_CLIENTCAP, qxl_clientcap_ioctl, 417f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_AUTH|DRM_UNLOCKED), 418f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 419f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_IOCTL_DEF_DRV(QXL_ALLOC_SURF, qxl_alloc_surf_ioctl, 420f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie DRM_AUTH|DRM_UNLOCKED), 421f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie}; 422f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlie 423f64122c1f6ade301585569863b4b3b18f6e4e332Dave Airlieint qxl_max_ioctls = DRM_ARRAY_SIZE(qxl_ioctls); 424