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: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2010-02-23 11:39:02 +10:00
parent e32b2c883b
commit b42861f40f

View File

@ -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)