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(parent: 8d17047) | patch
serial: 8250_dma: adjust DMA address of the UART
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Wed, 17 Aug 2016 16:20:25 +0000 (19:20 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 31 Aug 2016 14:13:29 +0000 (16:13 +0200)
commitd1834babe42246bf0bd0989b8bb19c9807851527
tree9cec0a0dc9bdd909da47c8539eff58f0e94ed1betree | snapshot
parent8d17047207d52182ccd55b9529e1c8cc062c07c2commit | diff
serial: 8250_dma: adjust DMA address of the UART

Some UARTs, e.g. one is used in Intel Quark, have a different address base for
DMA operations. Introduce an additional field (per RX and TX DMA channels) in
struct uart_8250_dma to cover those cases.

Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Bryan O'Donoghue <pure.logic@nexus-software.ie>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/8250/8250.h diff | blob | history
drivers/tty/serial/8250/8250_dma.c diff | blob | history
Domain: System / Kernel;