@@ -36,12 +36,12 @@ struct spi_xcomm {
struct gpio_chip gc;
- uint16_t settings;
- uint16_t chipselect;
+ u16 settings;
+ u16 chipselect;
unsigned int current_speed;
- uint8_t buf[63];
+ u8 buf[63];
};
static void spi_xcomm_gpio_set_value(struct gpio_chip *chip,
@@ -82,8 +82,8 @@ static int spi_xcomm_gpio_add(struct spi_xcomm *spi_xcomm)
static int spi_xcomm_sync_config(struct spi_xcomm *spi_xcomm, unsigned int len)
{
- uint16_t settings;
- uint8_t *buf = spi_xcomm->buf;
+ u16 settings;
+ u8 *buf = spi_xcomm->buf;
settings = spi_xcomm->settings;
settings |= len << SPI_XCOMM_SETTINGS_LEN_OFFSET;
@@ -96,10 +96,10 @@ static int spi_xcomm_sync_config(struct spi_xcomm *spi_xcomm, unsigned int len)
}
static void spi_xcomm_chipselect(struct spi_xcomm *spi_xcomm,
- struct spi_device *spi, int is_active)
+ struct spi_device *spi, int is_active)
{
unsigned long cs = spi_get_chipselect(spi, 0);
- uint16_t chipselect = spi_xcomm->chipselect;
+ u16 chipselect = spi_xcomm->chipselect;
if (is_active)
chipselect |= BIT(cs);
@@ -110,7 +110,8 @@ static void spi_xcomm_chipselect(struct spi_xcomm *spi_xcomm,
}
static int spi_xcomm_setup_transfer(struct spi_xcomm *spi_xcomm,
- struct spi_device *spi, struct spi_transfer *t, unsigned int *settings)
+ struct spi_device *spi, struct spi_transfer *t,
+ unsigned int *settings)
{
if (t->len > 62)
return -EINVAL;
@@ -148,7 +149,7 @@ static int spi_xcomm_setup_transfer(struct spi_xcomm *spi_xcomm,
}
static int spi_xcomm_txrx_bufs(struct spi_xcomm *spi_xcomm,
- struct spi_device *spi, struct spi_transfer *t)
+ struct spi_device *spi, struct spi_transfer *t)
{
int ret;
@@ -159,13 +160,13 @@ static int spi_xcomm_txrx_bufs(struct spi_xcomm *spi_xcomm,
ret = i2c_master_send(spi_xcomm->i2c, spi_xcomm->buf, t->len + 1);
if (ret < 0)
return ret;
- else if (ret != t->len + 1)
+ if (ret != t->len + 1)
return -EIO;
} else if (t->rx_buf) {
ret = i2c_master_recv(spi_xcomm->i2c, t->rx_buf, t->len);
if (ret < 0)
return ret;
- else if (ret != t->len)
+ if (ret != t->len)
return -EIO;
}
@@ -173,12 +174,12 @@ static int spi_xcomm_txrx_bufs(struct spi_xcomm *spi_xcomm,
}
static int spi_xcomm_transfer_one(struct spi_controller *host,
- struct spi_message *msg)
+ struct spi_message *msg)
{
struct spi_xcomm *spi_xcomm = spi_controller_get_devdata(host);
unsigned int settings = spi_xcomm->settings;
struct spi_device *spi = msg->spi;
- unsigned cs_change = 0;
+ unsigned int cs_change = 0;
struct spi_transfer *t;
bool is_first = true;
int status = 0;
@@ -187,7 +188,6 @@ static int spi_xcomm_transfer_one(struct spi_controller *host,
spi_xcomm_chipselect(spi_xcomm, spi, true);
list_for_each_entry(t, &msg->transfers, transfer_list) {
-
if (!t->tx_buf && !t->rx_buf && t->len) {
status = -EINVAL;
break;