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Commit e896c132 authored by Noralf Trønnes's avatar Noralf Trønnes
Browse files

drm/debugfs: Add internal client debugfs file 



Print the names of the internal clients currently attached.

Reviewed-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: default avatarNoralf Trønnes <noralf@tronnes.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20180703160354.59955-6-noralf@tronnes.org
parent 894a677f

drivers/gpu/drm/drm_client.c

+28 −0
Original line number Original line Diff line number Diff line
@@ -385,3 +385,31 @@ void drm_client_framebuffer_delete(struct drm_client_buffer *buffer) 
	drm_client_buffer_delete(buffer);

	drm_client_buffer_delete(buffer);

}

}

EXPORT_SYMBOL(drm_client_framebuffer_delete);

EXPORT_SYMBOL(drm_client_framebuffer_delete);



#ifdef CONFIG_DEBUG_FS

static int drm_client_debugfs_internal_clients(struct seq_file *m, void *data)

{

	struct drm_info_node *node = m->private;

	struct drm_device *dev = node->minor->dev;

	struct drm_printer p = drm_seq_file_printer(m);

	struct drm_client_dev *client;



	mutex_lock(&dev->clientlist_mutex);

	list_for_each_entry(client, &dev->clientlist, list)

		drm_printf(&p, "%s\n", client->name);

	mutex_unlock(&dev->clientlist_mutex);



	return 0;

}



static const struct drm_info_list drm_client_debugfs_list[] = {

	{ "internal_clients", drm_client_debugfs_internal_clients, 0 },

};



int drm_client_debugfs_init(struct drm_minor *minor)

{

	return drm_debugfs_create_files(drm_client_debugfs_list,

					ARRAY_SIZE(drm_client_debugfs_list),

					minor->debugfs_root, minor);

}

#endif

drivers/gpu/drm/drm_debugfs.c

+7 −0
Original line number Original line Diff line number Diff line
@@ -28,6 +28,7 @@ 
#include <linux/slab.h>

#include <linux/slab.h>

#include <linux/export.h>

#include <linux/export.h>





#include <drm/drm_client.h>

#include <drm/drm_debugfs.h>

#include <drm/drm_debugfs.h>

#include <drm/drm_edid.h>

#include <drm/drm_edid.h>

#include <drm/drm_atomic.h>

#include <drm/drm_atomic.h>
@@ -164,6 +165,12 @@ int drm_debugfs_init(struct drm_minor *minor, int minor_id, 
			DRM_ERROR("Failed to create framebuffer debugfs file\n");

			DRM_ERROR("Failed to create framebuffer debugfs file\n");

			return ret;

			return ret;

		}

		}



		ret = drm_client_debugfs_init(minor);

		if (ret) {

			DRM_ERROR("Failed to create client debugfs file\n");

			return ret;

		}

	}

	}





	if (dev->driver->debugfs_init) {

	if (dev->driver->debugfs_init) {

include/drm/drm_client.h

+3 −0
Original line number Original line Diff line number Diff line
@@ -10,6 +10,7 @@ struct drm_device; 
struct drm_file;

struct drm_file;

struct drm_framebuffer;

struct drm_framebuffer;

struct drm_gem_object;

struct drm_gem_object;

struct drm_minor;

struct module;

struct module;





/**

/**
@@ -133,4 +134,6 @@ struct drm_client_buffer * 
drm_client_framebuffer_create(struct drm_client_dev *client, u32 width, u32 height, u32 format);

drm_client_framebuffer_create(struct drm_client_dev *client, u32 width, u32 height, u32 format);

void drm_client_framebuffer_delete(struct drm_client_buffer *buffer);

void drm_client_framebuffer_delete(struct drm_client_buffer *buffer);





int drm_client_debugfs_init(struct drm_minor *minor);



#endif
 
#endif