diff options
| author | Benjamin Gaignard <benjamin.gaignard@linaro.org> | 2016-05-30 19:53:10 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-06-01 09:41:32 +0200 |
| commit | ac851bf14b40efde78c1c346d4ff0a8f0e2b83ce (patch) | |
| tree | 770b9d7305ebb317a108c3afc271a83f079e650a /drivers/gpu/drm/sti/sti_gdp.c | |
| parent | bd884b74bb29204e8c4d8af4a9d9dc70368c81d1 (diff) | |
drm: sti: remove useless call to dev->struct_mutex
No need to protect debugfs functions with dev->struct_mutex
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1464630800-30786-19-git-send-email-daniel.vetter@ffwll.ch
Diffstat (limited to 'drivers/gpu/drm/sti/sti_gdp.c')
| -rw-r--r-- | drivers/gpu/drm/sti/sti_gdp.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/drivers/gpu/drm/sti/sti_gdp.c b/drivers/gpu/drm/sti/sti_gdp.c index ff33c38da197..fdf69b5a041b 100644 --- a/drivers/gpu/drm/sti/sti_gdp.c +++ b/drivers/gpu/drm/sti/sti_gdp.c @@ -208,14 +208,8 @@ static int gdp_dbg_show(struct seq_file *s, void *data) { struct drm_info_node *node = s->private; struct sti_gdp *gdp = (struct sti_gdp *)node->info_ent->data; - struct drm_device *dev = node->minor->dev; struct drm_plane *drm_plane = &gdp->plane.drm_plane; struct drm_crtc *crtc = drm_plane->crtc; - int ret; - - ret = mutex_lock_interruptible(&dev->struct_mutex); - if (ret) - return ret; seq_printf(s, "%s: (vaddr = 0x%p)", sti_plane_to_str(&gdp->plane), gdp->regs); @@ -248,7 +242,6 @@ static int gdp_dbg_show(struct seq_file *s, void *data) seq_printf(s, " Connected to DRM CRTC #%d (%s)\n", crtc->base.id, sti_mixer_to_str(to_sti_mixer(crtc))); - mutex_unlock(&dev->struct_mutex); return 0; } @@ -279,13 +272,7 @@ static int gdp_node_dbg_show(struct seq_file *s, void *arg) { struct drm_info_node *node = s->private; struct sti_gdp *gdp = (struct sti_gdp *)node->info_ent->data; - struct drm_device *dev = node->minor->dev; unsigned int b; - int ret; - - ret = mutex_lock_interruptible(&dev->struct_mutex); - if (ret) - return ret; for (b = 0; b < GDP_NODE_NB_BANK; b++) { seq_printf(s, "\n%s[%d].top", sti_plane_to_str(&gdp->plane), b); @@ -294,7 +281,6 @@ static int gdp_node_dbg_show(struct seq_file *s, void *arg) gdp_node_dump_node(s, gdp->node_list[b].btm_field); } - mutex_unlock(&dev->struct_mutex); return 0; } |