On 08/09/16 17:44, Laurent Pinchart wrote: > The format helpers have historically treated unsupported formats as part > of the default case, returning values that are likely wrong. We can't > change this behaviour now without risking breaking drivers in difficult > to detect ways, but we can WARN on unsupported formats to catch faulty > callers. > > The only exception is the framebuffer_check() function that calls > drm_format_info() to validate the format passed from userspace. This is > a valid use case that shouldn't generate a warning. > > Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> > --- > drivers/gpu/drm/drm_fourcc.c | 32 ++++++++++++++++++++++++-------- > drivers/gpu/drm/drm_framebuffer.c | 2 +- > include/drm/drm_fourcc.h | 1 + > 3 files changed, 26 insertions(+), 9 deletions(-) Reviewed-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx> Tomi
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