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path: root/drivers/gpu/drm/sti/sti_gdp.c
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Diffstat (limited to 'drivers/gpu/drm/sti/sti_gdp.c')
-rw-r--r--drivers/gpu/drm/sti/sti_gdp.c14
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;
}