1 From: Felix Fietkau <nbd@nbd.name>
2 Subject: spi: use gpio_set_value_cansleep for setting chipselect GPIO
4 Sleeping is safe inside spi_transfer_one_message, and some GPIO chips
5 need to sleep for setting values
7 Signed-off-by: Felix Fietkau <nbd@nbd.name>
10 --- a/drivers/spi/spi.c
11 +++ b/drivers/spi/spi.c
12 @@ -700,7 +700,7 @@ static void spi_set_cs(struct spi_device
15 if (gpio_is_valid(spi->cs_gpio))
16 - gpio_set_value(spi->cs_gpio, !enable);
17 + gpio_set_value_cansleep(spi->cs_gpio, !enable);
18 else if (spi->master->set_cs)
19 spi->master->set_cs(spi, !enable);