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path: root/drivers/spi/spidev.c
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Diffstat (limited to 'drivers/spi/spidev.c')
-rw-r--r--drivers/spi/spidev.c28
1 files changed, 17 insertions, 11 deletions
diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index 1e217e3e9486..80dd1025b953 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -275,14 +275,14 @@ static int spidev_message(struct spidev_data *spidev,
#ifdef VERBOSE
dev_dbg(&spidev->spi->dev,
" xfer len %u %s%s%s%dbits %u usec %u usec %uHz\n",
- u_tmp->len,
- u_tmp->rx_buf ? "rx " : "",
- u_tmp->tx_buf ? "tx " : "",
- u_tmp->cs_change ? "cs " : "",
- u_tmp->bits_per_word ? : spidev->spi->bits_per_word,
- u_tmp->delay_usecs,
- u_tmp->word_delay_usecs,
- u_tmp->speed_hz ? : spidev->spi->max_speed_hz);
+ k_tmp->len,
+ k_tmp->rx_buf ? "rx " : "",
+ k_tmp->tx_buf ? "tx " : "",
+ k_tmp->cs_change ? "cs " : "",
+ k_tmp->bits_per_word ? : spidev->spi->bits_per_word,
+ k_tmp->delay.value,
+ k_tmp->word_delay.value,
+ k_tmp->speed_hz ? : spidev->spi->max_speed_hz);
#endif
spi_message_add_tail(k_tmp, &msg);
}
@@ -396,6 +396,7 @@ spidev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
else
retval = get_user(tmp, (u32 __user *)arg);
if (retval == 0) {
+ struct spi_controller *ctlr = spi->controller;
u32 save = spi->mode;
if (tmp & ~SPI_MODE_MASK) {
@@ -403,6 +404,10 @@ spidev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
break;
}
+ if (ctlr->use_gpio_descriptors && ctlr->cs_gpiods &&
+ ctlr->cs_gpiods[spi->chip_select])
+ tmp |= SPI_CS_HIGH;
+
tmp |= spi->mode & ~SPI_MODE_MASK;
spi->mode = (u16)tmp;
retval = spi_setup(spi);
@@ -449,10 +454,11 @@ spidev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
spi->max_speed_hz = tmp;
retval = spi_setup(spi);
- if (retval >= 0)
+ if (retval == 0) {
spidev->speed_hz = tmp;
- else
- dev_dbg(&spi->dev, "%d Hz (max)\n", tmp);
+ dev_dbg(&spi->dev, "%d Hz (max)\n",
+ spidev->speed_hz);
+ }
spi->max_speed_hz = save;
}
break;