openwrt/target/linux/ar71xx/patches-4.4/431-spi-add-various-flags.patch
Felix Fietkau 5b34dffcbd ar71xx: fix DDR write buffer flushing issues with 4.4
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2016-05-15 20:55:39 +02:00

20 lines
629 B
Diff

--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -695,6 +695,8 @@ struct spi_transfer {
unsigned cs_change:1;
unsigned tx_nbits:3;
unsigned rx_nbits:3;
+ unsigned verify:1;
+ unsigned fast_write:1;
#define SPI_NBITS_SINGLE 0x01 /* 1bit transfer */
#define SPI_NBITS_DUAL 0x02 /* 2bits transfer */
#define SPI_NBITS_QUAD 0x04 /* 4bits transfer */
@@ -740,6 +742,7 @@ struct spi_message {
struct spi_device *spi;
unsigned is_dma_mapped:1;
+ unsigned fast_read:1;
/* REVISIT: we might want a flag affecting the behavior of the
* last transfer ... allowing things like "read 16 bit length L"