Re: [PATCH v2 2/6] PCI: Expose reset_type to users of pci_reset_function()

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On Fri, 2018-09-14 at 21:18 +0000, Sinan Kaya wrote:
> Looking to have more control between the users of the API vs. what
> the API
> can do internally. The new reset_type tells the PCI core about the
> bounds
> of the request.
> 
> Signed-off-by: Sinan Kaya <okaya@xxxxxxxxxx>
> ---
>  drivers/hid/intel-ish-hid/ipc/ipc.c             | 2 +-
For intel-ish-hid, change looks fine.

Thanks,
Srinivas

>  drivers/misc/genwqe/card_base.c                 | 2 +-
>  drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c | 2 +-
>  drivers/net/ethernet/sfc/mcdi.c                 | 2 +-
>  drivers/pci/pci-sysfs.c                         | 2 +-
>  drivers/pci/pci.c                               | 4 ++--
>  include/linux/pci.h                             | 2 +-
>  7 files changed, 8 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/hid/intel-ish-hid/ipc/ipc.c b/drivers/hid/intel-
> ish-hid/ipc/ipc.c
> index bfbca7ec54ce..18312969f1b3 100644
> --- a/drivers/hid/intel-ish-hid/ipc/ipc.c
> +++ b/drivers/hid/intel-ish-hid/ipc/ipc.c
> @@ -754,7 +754,7 @@ static int _ish_hw_reset(struct ishtp_device
> *dev)
>  	if (!pdev)
>  		return	-ENODEV;
>  
> -	rv = pci_reset_function(pdev);
> +	rv = pci_reset_function(pdev, PCI_RESET_ANY);
>  	if (!rv)
>  		dev->dev_state = ISHTP_DEV_RESETTING;
>  
> diff --git a/drivers/misc/genwqe/card_base.c
> b/drivers/misc/genwqe/card_base.c
> index c7cd3675bcd1..cc78ef28ee38 100644
> --- a/drivers/misc/genwqe/card_base.c
> +++ b/drivers/misc/genwqe/card_base.c
> @@ -201,7 +201,7 @@ static int genwqe_bus_reset(struct genwqe_dev
> *cd)
>  	 * restored by the pci_reset_function().
>  	 */
>  	dev_dbg(&pci_dev->dev, "[%s] pci_reset function ...\n",
> __func__);
> -	rc = pci_reset_function(pci_dev);
> +	rc = pci_reset_function(pci_dev, PCI_RESET_ANY);
>  	if (rc) {
>  		dev_err(&pci_dev->dev,
>  			"[%s] err: failed reset func (rc %d)\n",
> __func__, rc);
> diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c
> b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c
> index d344e9d43832..bb737725f175 100644
> --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c
> +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c
> @@ -629,7 +629,7 @@ int qlcnic_fw_create_ctx(struct qlcnic_adapter
> *dev)
>  	int i, err, ring;
>  
>  	if (dev->flags & QLCNIC_NEED_FLR) {
> -		pci_reset_function(dev->pdev);
> +		pci_reset_function(dev->pdev, PCI_RESET_ANY);
>  		dev->flags &= ~QLCNIC_NEED_FLR;
>  	}
>  
> diff --git a/drivers/net/ethernet/sfc/mcdi.c
> b/drivers/net/ethernet/sfc/mcdi.c
> index dfad93fca0a6..7f95e17b8a48 100644
> --- a/drivers/net/ethernet/sfc/mcdi.c
> +++ b/drivers/net/ethernet/sfc/mcdi.c
> @@ -1862,7 +1862,7 @@ int efx_mcdi_reset(struct efx_nic *efx, enum
> reset_type method)
>  
>  	/* If MCDI is down, we can't handle_assertion */
>  	if (method == RESET_TYPE_MCDI_TIMEOUT) {
> -		rc = pci_reset_function(efx->pci_dev);
> +		rc = pci_reset_function(efx->pci_dev, PCI_RESET_ANY);
>  		if (rc)
>  			return rc;
>  		/* Re-enable polled MCDI completion */
> diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
> index 9ecfe13157c0..9569664ec4b2 100644
> --- a/drivers/pci/pci-sysfs.c
> +++ b/drivers/pci/pci-sysfs.c
> @@ -1449,7 +1449,7 @@ static ssize_t reset_store(struct device *dev,
> struct device_attribute *attr,
>  		return -EINVAL;
>  
>  	pm_runtime_get_sync(dev);
> -	result = pci_reset_function(pdev);
> +	result = pci_reset_function(pdev, PCI_RESET_ANY);
>  	pm_runtime_put(dev);
>  	if (result < 0)
>  		return result;
> diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
> index 8912c8ba3b2b..2b1e2b4893f3 100644
> --- a/drivers/pci/pci.c
> +++ b/drivers/pci/pci.c
> @@ -4793,7 +4793,7 @@ int pci_probe_reset_function(struct pci_dev
> *dev)
>   * Returns 0 if the device function was successfully reset or
> negative if the
>   * device doesn't support resetting a single function.
>   */
> -int pci_reset_function(struct pci_dev *dev)
> +int pci_reset_function(struct pci_dev *dev, u32 reset_type)
>  {
>  	int rc;
>  
> @@ -4803,7 +4803,7 @@ int pci_reset_function(struct pci_dev *dev)
>  	pci_dev_lock(dev);
>  	pci_dev_save_and_disable(dev);
>  
> -	rc = __pci_reset_function_locked(dev, PCI_RESET_ANY);
> +	rc = __pci_reset_function_locked(dev, reset_type);
>  
>  	pci_dev_restore(dev);
>  	pci_dev_unlock(dev);
> diff --git a/include/linux/pci.h b/include/linux/pci.h
> index d2e0a8c8177b..1a1a76130e91 100644
> --- a/include/linux/pci.h
> +++ b/include/linux/pci.h
> @@ -1123,7 +1123,7 @@ void pcie_print_link_status(struct pci_dev
> *dev);
>  bool pcie_has_flr(struct pci_dev *dev);
>  int pcie_flr(struct pci_dev *dev);
>  int __pci_reset_function_locked(struct pci_dev *dev, u32
> reset_type);
> -int pci_reset_function(struct pci_dev *dev);
> +int pci_reset_function(struct pci_dev *dev, u32 reset_type);
>  int pci_reset_function_locked(struct pci_dev *dev);
>  int pci_try_reset_function(struct pci_dev *dev);
>  int pci_probe_reset_slot(struct pci_slot *slot);




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