tty: 8250_dma: use dmaengine_prep_slave_sg()
authorJiri Slaby (SUSE) <jirislaby@kernel.org>
Fri, 5 Apr 2024 06:08:20 +0000 (08:08 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 9 Apr 2024 13:28:03 +0000 (15:28 +0200)
commit8192fabb0db269a4130d8cbdd8557a47bfa1ffec
treed163bdb948eef75e2072ae2132a75d2124d1bb5e
parent2ab682d221551d5eb9606dad1efa01e184de7b00
tty: 8250_dma: use dmaengine_prep_slave_sg()

This is a preparatory for the serial-to-kfifo switch. kfifo understands
only scatter-gatter approach, so switch to that.

No functional change intended, it's just dmaengine_prep_slave_single()
inline expanded.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20240405060826.2521-10-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/8250/8250_dma.c