tree 3a4b0356ca704fe66095ffeca6b9dc9a4be8c512
parent ffda0b4c2481b2a0faf634abccb1da0d0ba4eddb
author Hans Verkuil <hans.verkuil@cisco.com> 1535801354 -0400
committer Mauro Carvalho Chehab <mchehab+samsung@kernel.org> 1536674249 -0400

media: media-request: EPERM -> EACCES/EBUSY

If requests are not supported by the driver, then return EACCES, not
EPERM.

If you attempt to mix queueing buffers directly and using requests,
then EBUSY is returned instead of EPERM: once a specific queueing mode
has been chosen the queue is 'busy' if you attempt the other mode
(i.e. direct queueing vs via a request).

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Reviewed-by: Tomasz Figa <tfiga@chromium.org>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>