android_kernel_xiaomi_sm8350/drivers/spi
Andrea Paterniani 3b45d6380c spi_imx: full duplex dma corruption bugfix
Fix unsafe order in dma mapping operation: always flush data from the
cache *BEFORE* invalidating it, to allow full duplex transfers where the
same buffer may be used for both writes and reads.

Signed-off-by: Andrea Paterniani <a.paterniani@swapp-eng.it>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-11-19 18:49:58 -08:00
..
at25.c
atmel_spi.c atmel_spi: work-around required for new HW bug in AT91SAM9263 Rev.B SPI controller 2008-11-12 17:17:17 -08:00
atmel_spi.h
au1550_spi.c
Kconfig
Makefile
mpc52xx_psc_spi.c
omap2_mcspi.c
omap_uwire.c
orion_spi.c
pxa2xx_spi.c pxa2xx_spi: bugfix full duplex dma data corruption 2008-11-19 18:49:58 -08:00
spi_bfin5xx.c
spi_bitbang.c
spi_butterfly.c
spi_imx.c spi_imx: full duplex dma corruption bugfix 2008-11-19 18:49:58 -08:00
spi_lm70llp.c
spi_mpc83xx.c
spi_s3c24xx_gpio.c
spi_s3c24xx.c
spi_sh_sci.c
spi_txx9.c
spi.c
spidev.c
tle62x0.c
xilinx_spi.c