[PATCH v4 11/11] drm/cma-helper: Remove drm_fb_cma_debugfs_show()

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drm_fb_cma_debugfs_show() and drm_gem_cma_describe() are superseded
by drm_framebuffer_debugfs_init() and drm_gem_cma_print_info().

Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Signed-off-by: Noralf Trønnes <noralf@xxxxxxxxxxx>
---
 drivers/gpu/drm/drm_fb_cma_helper.c  | 37 ------------------------------------
 drivers/gpu/drm/drm_gem_cma_helper.c | 26 -------------------------
 include/drm/drm_fb_cma_helper.h      |  6 ------
 include/drm/drm_gem_cma_helper.h     |  4 ----
 4 files changed, 73 deletions(-)

diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c
index 0e3c14174d08..35b56dfba929 100644
--- a/drivers/gpu/drm/drm_fb_cma_helper.c
+++ b/drivers/gpu/drm/drm_fb_cma_helper.c
@@ -130,43 +130,6 @@ dma_addr_t drm_fb_cma_get_gem_addr(struct drm_framebuffer *fb,
 }
 EXPORT_SYMBOL_GPL(drm_fb_cma_get_gem_addr);
 
-#ifdef CONFIG_DEBUG_FS
-static void drm_fb_cma_describe(struct drm_framebuffer *fb, struct seq_file *m)
-{
-	int i;
-
-	seq_printf(m, "fb: %dx%d@%4.4s\n", fb->width, fb->height,
-			(char *)&fb->format->format);
-
-	for (i = 0; i < fb->format->num_planes; i++) {
-		seq_printf(m, "   %d: offset=%d pitch=%d, obj: ",
-				i, fb->offsets[i], fb->pitches[i]);
-		drm_gem_cma_describe(drm_fb_cma_get_gem_obj(fb, i), m);
-	}
-}
-
-/**
- * drm_fb_cma_debugfs_show() - Helper to list CMA framebuffer objects
- *			       in debugfs.
- * @m: output file
- * @arg: private data for the callback
- */
-int drm_fb_cma_debugfs_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_framebuffer *fb;
-
-	mutex_lock(&dev->mode_config.fb_lock);
-	drm_for_each_fb(fb, dev)
-		drm_fb_cma_describe(fb, m);
-	mutex_unlock(&dev->mode_config.fb_lock);
-
-	return 0;
-}
-EXPORT_SYMBOL_GPL(drm_fb_cma_debugfs_show);
-#endif
-
 static int drm_fb_cma_mmap(struct fb_info *info, struct vm_area_struct *vma)
 {
 	return dma_mmap_writecombine(info->device, vma, info->screen_base,
diff --git a/drivers/gpu/drm/drm_gem_cma_helper.c b/drivers/gpu/drm/drm_gem_cma_helper.c
index 89dc7f04fae6..9b99f9feb432 100644
--- a/drivers/gpu/drm/drm_gem_cma_helper.c
+++ b/drivers/gpu/drm/drm_gem_cma_helper.c
@@ -397,32 +397,6 @@ unsigned long drm_gem_cma_get_unmapped_area(struct file *filp,
 EXPORT_SYMBOL_GPL(drm_gem_cma_get_unmapped_area);
 #endif
 
-#ifdef CONFIG_DEBUG_FS
-/**
- * drm_gem_cma_describe - describe a CMA GEM object for debugfs
- * @cma_obj: CMA GEM object
- * @m: debugfs file handle
- *
- * This function can be used to dump a human-readable representation of the
- * CMA GEM object into a synthetic file.
- */
-void drm_gem_cma_describe(struct drm_gem_cma_object *cma_obj,
-			  struct seq_file *m)
-{
-	struct drm_gem_object *obj = &cma_obj->base;
-	uint64_t off;
-
-	off = drm_vma_node_start(&obj->vma_node);
-
-	seq_printf(m, "%2d (%2d) %08llx %pad %p %zu",
-			obj->name, kref_read(&obj->refcount),
-			off, &cma_obj->paddr, cma_obj->vaddr, obj->size);
-
-	seq_printf(m, "\n");
-}
-EXPORT_SYMBOL_GPL(drm_gem_cma_describe);
-#endif
-
 /**
  * drm_gem_cma_print_info() - Print &drm_gem_cma_object info for debugfs
  * @p: DRM printer
diff --git a/include/drm/drm_fb_cma_helper.h b/include/drm/drm_fb_cma_helper.h
index 023f052a5873..a613ff022e6c 100644
--- a/include/drm/drm_fb_cma_helper.h
+++ b/include/drm/drm_fb_cma_helper.h
@@ -35,11 +35,5 @@ dma_addr_t drm_fb_cma_get_gem_addr(struct drm_framebuffer *fb,
 				   struct drm_plane_state *state,
 				   unsigned int plane);
 
-#ifdef CONFIG_DEBUG_FS
-struct seq_file;
-
-int drm_fb_cma_debugfs_show(struct seq_file *m, void *arg);
-#endif
-
 #endif
 
diff --git a/include/drm/drm_gem_cma_helper.h b/include/drm/drm_gem_cma_helper.h
index bc47e6eba271..08375115fdc0 100644
--- a/include/drm/drm_gem_cma_helper.h
+++ b/include/drm/drm_gem_cma_helper.h
@@ -90,10 +90,6 @@ unsigned long drm_gem_cma_get_unmapped_area(struct file *filp,
 					    unsigned long flags);
 #endif
 
-#ifdef CONFIG_DEBUG_FS
-void drm_gem_cma_describe(struct drm_gem_cma_object *obj, struct seq_file *m);
-#endif
-
 void drm_gem_cma_print_info(struct drm_printer *p, unsigned int indent,
 			    const struct drm_gem_object *obj);
 
-- 
2.14.2

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