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Commit b42861f4 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau: allow retrieval of vbios image from debugfs 



It's very useful to be able to access this without additional tools for
debugging purposes.

Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent e32b2c88

drivers/gpu/drm/nouveau/nouveau_debugfs.c

+13 −0
Original line number Diff line number Diff line
@@ -144,9 +144,22 @@ nouveau_debugfs_memory_info(struct seq_file *m, void *data) 
	return 0;

}



static int

nouveau_debugfs_vbios_image(struct seq_file *m, void *data)

{

	struct drm_info_node *node = (struct drm_info_node *) m->private;

	struct drm_nouveau_private *dev_priv = node->minor->dev->dev_private;

	int i;



	for (i = 0; i < dev_priv->VBIOS.length; i++)

		seq_printf(m, "%c", dev_priv->VBIOS.data[i]);

	return 0;

}



static struct drm_info_list nouveau_debugfs_list[] = {

	{ "chipset", nouveau_debugfs_chipset_info, 0, NULL },

	{ "memory", nouveau_debugfs_memory_info, 0, NULL },

	{ "vbios.rom", nouveau_debugfs_vbios_image, 0, NULL },

};

#define NOUVEAU_DEBUGFS_ENTRIES ARRAY_SIZE(nouveau_debugfs_list)