From: Fabio Estevam <fabio.estevam@xxxxxxx>
The reset GPIO can be connected to a I2C or SPI IO expander, which
may sleep, so it is safer to use the gpiod_set_value_cansleep()
variant instead.
Signed-off-by: Fabio Estevam <fabio.estevam@xxxxxxx>
---
drivers/pci/dwc/pcie-qcom.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/pci/dwc/pcie-qcom.c b/drivers/pci/dwc/pcie-qcom.c
index 68c5f2a..8359de0 100644
--- a/drivers/pci/dwc/pcie-qcom.c
+++ b/drivers/pci/dwc/pcie-qcom.c
@@ -141,13 +141,13 @@ struct qcom_pcie {
static void qcom_ep_reset_assert(struct qcom_pcie *pcie)
{
- gpiod_set_value(pcie->reset, 1);
+ gpiod_set_value_cansleep(pcie->reset, 1);
usleep_range(PERST_DELAY_US, PERST_DELAY_US + 500);
}
static void qcom_ep_reset_deassert(struct qcom_pcie *pcie)
{
- gpiod_set_value(pcie->reset, 0);
+ gpiod_set_value_cansleep(pcie->reset, 0);
usleep_range(PERST_DELAY_US, PERST_DELAY_US + 500);
}
--
2.7.4
