diff options
| author | Rob Clark <robdclark@chromium.org> | 2021-11-09 10:11:01 -0800 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2021-11-28 09:50:33 -0800 |
| commit | d8c00a81f11fefc25e27cd5b0bfc0092b02d722d (patch) | |
| tree | 9aa44cd36a05c6c1186605cc0e28d4e74c9e4ded /drivers/gpu/drm/msm/msm_debugfs.c | |
| parent | 4cef29b64eba5ac9909a072c797199714cdfb3eb (diff) | |
drm/msm: Remove unnecessary struct_mutex
The struct_mutex locking is a remnant from the days before per-obj locks,
and no longer needed.
Signed-off-by: Rob Clark <robdclark@chromium.org>
Link: https://lore.kernel.org/r/20211109181117.591148-2-robdclark@gmail.com
Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_debugfs.c | 37 |
1 files changed, 12 insertions, 25 deletions
diff --git a/drivers/gpu/drm/msm/msm_debugfs.c b/drivers/gpu/drm/msm/msm_debugfs.c index dee13fedee3b..698e86f5b960 100644 --- a/drivers/gpu/drm/msm/msm_debugfs.c +++ b/drivers/gpu/drm/msm/msm_debugfs.c @@ -134,8 +134,10 @@ DEFINE_SIMPLE_ATTRIBUTE(shrink_fops, "0x%08llx\n"); -static int msm_gem_show(struct drm_device *dev, struct seq_file *m) +static int msm_gem_show(struct seq_file *m, void *arg) { + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct drm_device *dev = node->minor->dev; struct msm_drm_private *priv = dev->dev_private; int ret; @@ -150,8 +152,10 @@ static int msm_gem_show(struct drm_device *dev, struct seq_file *m) return 0; } -static int msm_mm_show(struct drm_device *dev, struct seq_file *m) +static int msm_mm_show(struct seq_file *m, void *arg) { + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct drm_device *dev = node->minor->dev; struct drm_printer p = drm_seq_file_printer(m); drm_mm_print(&dev->vma_offset_manager->vm_addr_space_mm, &p); @@ -159,8 +163,10 @@ static int msm_mm_show(struct drm_device *dev, struct seq_file *m) return 0; } -static int msm_fb_show(struct drm_device *dev, struct seq_file *m) +static int msm_fb_show(struct seq_file *m, void *arg) { + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct drm_device *dev = node->minor->dev; struct msm_drm_private *priv = dev->dev_private; struct drm_framebuffer *fb, *fbdev_fb = NULL; @@ -183,29 +189,10 @@ static int msm_fb_show(struct drm_device *dev, struct seq_file *m) return 0; } -static int show_locked(struct seq_file *m, void *arg) -{ - struct drm_info_node *node = (struct drm_info_node *) m->private; - struct drm_device *dev = node->minor->dev; - int (*show)(struct drm_device *dev, struct seq_file *m) = - node->info_ent->data; - int ret; - - ret = mutex_lock_interruptible(&dev->struct_mutex); - if (ret) - return ret; - - ret = show(dev, m); - - mutex_unlock(&dev->struct_mutex); - - return ret; -} - static struct drm_info_list msm_debugfs_list[] = { - {"gem", show_locked, 0, msm_gem_show}, - { "mm", show_locked, 0, msm_mm_show }, - { "fb", show_locked, 0, msm_fb_show }, + {"gem", msm_gem_show}, + { "mm", msm_mm_show }, + { "fb", msm_fb_show }, }; static int late_init_minor(struct drm_minor *minor) |