dmaengine: rcar-dmac: warn if transfer cannot start as TE = 1
The documentation states one should make sure both DE and TE are cleared
before starting a transaction. This patch extends the current warning to
look at both DE and TE.
Based on previous work from Muhammad Hamza Farooq.
Suggested-by: Muhammad Hamza Farooq <email@example.com>
Signed-off-by: Niklas Söderlund <firstname.lastname@example.org>
Acked-by: Laurent Pinchart <email@example.com>
Signed-off-by: Vinod Koul <firstname.lastname@example.org>
(cherry picked from commit 0f78e3b58f5f99c991613db4477f893b53da5520)
Signed-off-by: Fabrizio Castro <email@example.com>
Reviewed-by: Biju Das <firstname.lastname@example.org>
Signed-off-by: Ben Hutchings <email@example.com>
1 file changed