Re: [PATCH] PCI: qcom: Use gpiod_set_value_cansleep()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Sun, Jul 16, 2017 at 07:56:38PM -0300, Fabio Estevam wrote:
> 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>

Any opinion, Stanimir?

> ---
>  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
> 



[Index of Archives]     [DMA Engine]     [Linux Coverity]     [Linux USB]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Greybus]

  Powered by Linux