diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_debugfs.c | 70 |
1 files changed, 61 insertions, 9 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_debugfs.c b/drivers/gpu/drm/nouveau/nouveau_debugfs.c index 2a36d1ca8fda..c7869a639bef 100644 --- a/drivers/gpu/drm/nouveau/nouveau_debugfs.c +++ b/drivers/gpu/drm/nouveau/nouveau_debugfs.c @@ -73,13 +73,14 @@ nouveau_debugfs_pstate_get(struct seq_file *m, void *data) { struct drm_device *drm = m->private; struct nouveau_debugfs *debugfs = nouveau_debugfs(drm); - struct nvif_object *ctrl = &debugfs->ctrl; + struct nvif_object *ctrl; struct nvif_control_pstate_info_v0 info = {}; int ret, i; if (!debugfs) return -ENODEV; + ctrl = &debugfs->ctrl; ret = nvif_mthd(ctrl, NVIF_CONTROL_PSTATE_INFO, &info, sizeof(info)); if (ret) return ret; @@ -119,19 +120,19 @@ nouveau_debugfs_pstate_get(struct seq_file *m, void *data) if (state >= 0) { if (info.ustate_ac == state) - seq_printf(m, " AC"); + seq_puts(m, " AC"); if (info.ustate_dc == state) - seq_printf(m, " DC"); + seq_puts(m, " DC"); if (info.pstate == state) - seq_printf(m, " *"); + seq_puts(m, " *"); } else { if (info.ustate_ac < -1) - seq_printf(m, " AC"); + seq_puts(m, " AC"); if (info.ustate_dc < -1) - seq_printf(m, " DC"); + seq_puts(m, " DC"); } - seq_printf(m, "\n"); + seq_putc(m, '\n'); } return 0; @@ -144,7 +145,6 @@ nouveau_debugfs_pstate_set(struct file *file, const char __user *ubuf, struct seq_file *m = file->private_data; struct drm_device *drm = m->private; struct nouveau_debugfs *debugfs = nouveau_debugfs(drm); - struct nvif_object *ctrl = &debugfs->ctrl; struct nvif_control_pstate_user_v0 args = { .pwrsrc = -EINVAL }; char buf[32] = {}, *tmp, *cur = buf; long value, ret; @@ -188,7 +188,8 @@ nouveau_debugfs_pstate_set(struct file *file, const char __user *ubuf, return ret; } - ret = nvif_mthd(ctrl, NVIF_CONTROL_PSTATE_USER, &args, sizeof(args)); + ret = nvif_mthd(&debugfs->ctrl, NVIF_CONTROL_PSTATE_USER, + &args, sizeof(args)); pm_runtime_put_autosuspend(drm->dev); if (ret < 0) return ret; @@ -202,6 +203,44 @@ nouveau_debugfs_pstate_open(struct inode *inode, struct file *file) return single_open(file, nouveau_debugfs_pstate_get, inode->i_private); } +static void +nouveau_debugfs_gpuva_regions(struct seq_file *m, struct nouveau_uvmm *uvmm) +{ + MA_STATE(mas, &uvmm->region_mt, 0, 0); + struct nouveau_uvma_region *reg; + + seq_puts (m, " VA regions | start | range | end \n"); + seq_puts (m, "----------------------------------------------------------------------------\n"); + mas_for_each(&mas, reg, ULONG_MAX) + seq_printf(m, " | 0x%016llx | 0x%016llx | 0x%016llx\n", + reg->va.addr, reg->va.range, reg->va.addr + reg->va.range); +} + +static int +nouveau_debugfs_gpuva(struct seq_file *m, void *data) +{ + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct nouveau_drm *drm = nouveau_drm(node->minor->dev); + struct nouveau_cli *cli; + + mutex_lock(&drm->clients_lock); + list_for_each_entry(cli, &drm->clients, head) { + struct nouveau_uvmm *uvmm = nouveau_cli_uvmm(cli); + + if (!uvmm) + continue; + + nouveau_uvmm_lock(uvmm); + drm_debugfs_gpuva_info(m, &uvmm->base); + seq_puts(m, "\n"); + nouveau_debugfs_gpuva_regions(m, uvmm); + nouveau_uvmm_unlock(uvmm); + } + mutex_unlock(&drm->clients_lock); + + return 0; +} + static const struct file_operations nouveau_pstate_fops = { .owner = THIS_MODULE, .open = nouveau_debugfs_pstate_open, @@ -213,6 +252,7 @@ static const struct file_operations nouveau_pstate_fops = { static struct drm_info_list nouveau_debugfs_list[] = { { "vbios.rom", nouveau_debugfs_vbios_image, 0, NULL }, { "strap_peek", nouveau_debugfs_strap_peek, 0, NULL }, + DRM_DEBUGFS_GPUVA_INFO(nouveau_debugfs_gpuva, NULL), }; #define NOUVEAU_DEBUGFS_ENTRIES ARRAY_SIZE(nouveau_debugfs_list) @@ -273,3 +313,15 @@ nouveau_debugfs_fini(struct nouveau_drm *drm) kfree(drm->debugfs); drm->debugfs = NULL; } + +void +nouveau_module_debugfs_init(void) +{ + nouveau_debugfs_root = debugfs_create_dir("nouveau", NULL); +} + +void +nouveau_module_debugfs_fini(void) +{ + debugfs_remove(nouveau_debugfs_root); +} |