Am Dienstag, den 27.10.2015, 21:41 -0200 schrieb Fabio Estevam:
> From: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>
>
> We are in a context where we can sleep, and the PCIe reset gpio may be
> on an I2C expander. Use the cansleep() variant when setting the GPIO
> value.
>
> Based on a patch from Russell King for pci-mvebu.c.
>
> Signed-off-by: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>
Simple enough,
Reviewed-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
> ---
> drivers/pci/host/pci-imx6.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/pci/host/pci-imx6.c b/drivers/pci/host/pci-imx6.c
> index 6f43086..e73b7f2 100644
> --- a/drivers/pci/host/pci-imx6.c
> +++ b/drivers/pci/host/pci-imx6.c
> @@ -289,9 +289,9 @@ static int imx6_pcie_deassert_core_reset(struct pcie_port *pp)
>
> /* Some boards don't have PCIe reset GPIO. */
> if (gpio_is_valid(imx6_pcie->reset_gpio)) {
> - gpio_set_value(imx6_pcie->reset_gpio, 0);
> + gpio_set_value_cansleep(imx6_pcie->reset_gpio, 0);
> msleep(100);
> - gpio_set_value(imx6_pcie->reset_gpio, 1);
> + gpio_set_value_cansleep(imx6_pcie->reset_gpio, 1);
> }
> return 0;
>
--
Pengutronix e.K. | Lucas Stach |
Industrial Linux Solutions | http://www.pengutronix.de/ |
--
To unsubscribe from this list: send the line "unsubscribe linux-pci" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
