spi: hisi-sfc-v3xx: add support for IRQ mode
authorYicong Yang <yangyicong@hisilicon.com>
Thu, 24 Sep 2020 12:24:30 +0000 (20:24 +0800)
committerMark Brown <broonie@kernel.org>
Fri, 25 Sep 2020 20:26:29 +0000 (21:26 +0100)
commitb1dd565124bea0f3ecde87336b48c5d0e98cd5bc
tree0b4159630cb89a874b40b46dbba00fc4eea9d03d
parentaac6edff843871d7d732a6aa6f495b9eb1dea83a
spi: hisi-sfc-v3xx: add support for IRQ mode

The controller can work with interrupts, so add support for it.
Then we can work under IRQ mode or Poll mode now, if firmware
doesn't declare the IRQ support, it will fall back to Poll mode.

Acked-by: John Garry <john.garry@huawei.com>
Signed-off-by: Yicong Yang <yangyicong@hisilicon.com>
Link: https://lore.kernel.org/r/1600950270-52536-5-git-send-email-yangyicong@hisilicon.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-hisi-sfc-v3xx.c