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Merge remote-tracking branch 'spi/topic/core' into spi-linus

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This commit is contained in:
Mark Brown
2014-01-23 13:07:01 +00:00
parent 7e2c225d58 1afd9989a6
commit 3c1039745e
3 changed files with 34 additions and 28 deletions
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8
include/linux/spi/spi.h
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@@ -75,6 +75,7 @@ struct spi_device {
struct spi_master *master;
u32 max_speed_hz;
u8 chip_select;
u8 bits_per_word;
u16 mode;
#define SPI_CPHA 0x01 /* clock phase */
#define SPI_CPOL 0x02 /* clock polarity */
@@ -92,7 +93,6 @@ struct spi_device {
#define SPI_TX_QUAD 0x200 /* transmit with 4 wires */
#define SPI_RX_DUAL 0x400 /* receive with 2 wires */
#define SPI_RX_QUAD 0x800 /* receive with 4 wires */
u8 bits_per_word;
int irq;
void *controller_state;
void *controller_data;
@@ -578,8 +578,8 @@ struct spi_transfer {
dma_addr_t rx_dma;
unsigned cs_change:1;
u8 tx_nbits;
u8 rx_nbits;
unsigned tx_nbits:3;
unsigned rx_nbits:3;
#define SPI_NBITS_SINGLE 0x01 /* 1bit transfer */
#define SPI_NBITS_DUAL 0x02 /* 2bits transfer */
#define SPI_NBITS_QUAD 0x04 /* 4bits transfer */
@@ -849,7 +849,7 @@ static inline ssize_t spi_w8r16(struct spi_device *spi, u8 cmd)
ssize_t status;
u16 result;
status = spi_write_then_read(spi, &cmd, 1, (u8 *) &result, 2);
status = spi_write_then_read(spi, &cmd, 1, &result, 2);
/* return negative errno or unsigned value */
return (status < 0) ? status : result;