Without an allocated colormap, FBIOGETCMAP fails. This would make
programs restore an all-black colormap ("links -g") or fail to work
altogether ("mplayer -vo fbdev2").
Signed-off-by: Clemens Ladisch <clem...@ladisch.de>
--- linux-2.6/drivers/gpu/drm/radeon/radeon_fb.c
+++ linux-2.6/drivers/gpu/drm/radeon/radeon_fb.c
@@ -242,6 +242,10 @@ int radeonfb_create(struct drm_device *d
goto out_unref;
}
+ ret = fb_alloc_cmap(&info->cmap, 256, 0);
+ if (ret)
+ goto out_unref;
+
memset_io(fbptr, 0, aligned_size);
strcpy(info->fix.id, "radeondrmfb");
@@ -341,6 +345,7 @@ int radeonfb_remove(struct drm_device *d
radeon_object_kunmap(robj);
radeon_object_unpin(robj);
drm_fb_helper_free(&rfbdev->helper);
+ fb_dealloc_cmap(&info->cmap);
framebuffer_release(info);
}
------------------------------------------------------------------------------
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