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(parent: 809b1b0) | patch
spi: imx: add fallback feature
authorRobin Gong <yibin.gong@nxp.com>
Tue, 16 Jun 2020 22:42:09 +0000 (06:42 +0800)
committerMark Brown <broonie@kernel.org>
Tue, 23 Jun 2020 12:38:15 +0000 (13:38 +0100)
commit7a908832ace7543ca996303928bfed7190dd2cdd
tree9eac9a5d6893e3c6cf681b1c79e0d98e4eaa082etree | snapshot
parent809b1b04df898b6d182069146231a3cbf5f2d9cccommit | diff
spi: imx: add fallback feature

Add fallback pio feature in case  dma transfer failed before start.
Besides, another whole pio transfer including setup_transfer will be
issued by spi core, no need to restore jobs like commit bcd8e7761ec9 ("spi:
imx: fallback to PIO if dma setup failure").

Signed-off-by: Robin Gong <yibin.gong@nxp.com>
Link: https://lore.kernel.org/r/1592347329-28363-3-git-send-email-yibin.gong@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-imx.c diff | blob | history
Domain: System / Kernel;