linux-kernel - Re: [PATCH net-next 03/10] sfc: Use dev_get

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Message-ID: <0fb1dc63-0dce-dfeb-ef74-7883a7b63538@solarflare.com>
Date:   Wed, 24 Jul 2019 17:44:58 +0100
From:   Edward Cree <ecree@...arflare.com>
To:     Chuhong Yuan <hslester96@...il.com>
CC:     Solarflare linux maintainers <linux-net-drivers@...arflare.com>,
        "Martin Habets" <mhabets@...arflare.com>,
        "David S . Miller" <davem@...emloft.net>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next 03/10] sfc: Use dev_get_drvdata where possible

On 24/07/2019 12:26, Chuhong Yuan wrote:
> Instead of using to_pci_dev + pci_get_drvdata,
> use dev_get_drvdata to make code simpler.
>
> Signed-off-by: Chuhong Yuan <hslester96@...il.com>
Acked-by: Edward Cree <ecree@...arflare.com>

> ---
>  drivers/net/ethernet/sfc/ef10.c |  4 ++--
>  drivers/net/ethernet/sfc/efx.c  | 10 +++++-----
>  2 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
> index 16d6952c312a..0ec13f520e90 100644
> --- a/drivers/net/ethernet/sfc/ef10.c
> +++ b/drivers/net/ethernet/sfc/ef10.c
> @@ -508,7 +508,7 @@ static ssize_t efx_ef10_show_link_control_flag(struct device *dev,
>  					       struct device_attribute *attr,
>  					       char *buf)
>  {
> -	struct efx_nic *efx = pci_get_drvdata(to_pci_dev(dev));
> +	struct efx_nic *efx = dev_get_drvdata(dev);
>  
>  	return sprintf(buf, "%d\n",
>  		       ((efx->mcdi->fn_flags) &
> @@ -520,7 +520,7 @@ static ssize_t efx_ef10_show_primary_flag(struct device *dev,
>  					  struct device_attribute *attr,
>  					  char *buf)
>  {
> -	struct efx_nic *efx = pci_get_drvdata(to_pci_dev(dev));
> +	struct efx_nic *efx = dev_get_drvdata(dev);
>  
>  	return sprintf(buf, "%d\n",
>  		       ((efx->mcdi->fn_flags) &
> diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
> index ab58b837df47..2fef7402233e 100644
> --- a/drivers/net/ethernet/sfc/efx.c
> +++ b/drivers/net/ethernet/sfc/efx.c
> @@ -2517,7 +2517,7 @@ static struct notifier_block efx_netdev_notifier = {
>  static ssize_t
>  show_phy_type(struct device *dev, struct device_attribute *attr, char *buf)
>  {
> -	struct efx_nic *efx = pci_get_drvdata(to_pci_dev(dev));
> +	struct efx_nic *efx = dev_get_drvdata(dev);
>  	return sprintf(buf, "%d\n", efx->phy_type);
>  }
>  static DEVICE_ATTR(phy_type, 0444, show_phy_type, NULL);
> @@ -2526,7 +2526,7 @@ static DEVICE_ATTR(phy_type, 0444, show_phy_type, NULL);
>  static ssize_t show_mcdi_log(struct device *dev, struct device_attribute *attr,
>  			     char *buf)
>  {
> -	struct efx_nic *efx = pci_get_drvdata(to_pci_dev(dev));
> +	struct efx_nic *efx = dev_get_drvdata(dev);
>  	struct efx_mcdi_iface *mcdi = efx_mcdi(efx);
>  
>  	return scnprintf(buf, PAGE_SIZE, "%d\n", mcdi->logging_enabled);
> @@ -2534,7 +2534,7 @@ static ssize_t show_mcdi_log(struct device *dev, struct device_attribute *attr,
>  static ssize_t set_mcdi_log(struct device *dev, struct device_attribute *attr,
>  			    const char *buf, size_t count)
>  {
> -	struct efx_nic *efx = pci_get_drvdata(to_pci_dev(dev));
> +	struct efx_nic *efx = dev_get_drvdata(dev);
>  	struct efx_mcdi_iface *mcdi = efx_mcdi(efx);
>  	bool enable = count > 0 && *buf != '0';
>  
> @@ -3654,7 +3654,7 @@ static int efx_pci_sriov_configure(struct pci_dev *dev, int num_vfs)
>  
>  static int efx_pm_freeze(struct device *dev)
>  {
> -	struct efx_nic *efx = pci_get_drvdata(to_pci_dev(dev));
> +	struct efx_nic *efx = dev_get_drvdata(dev);
>  
>  	rtnl_lock();
>  
> @@ -3675,7 +3675,7 @@ static int efx_pm_freeze(struct device *dev)
>  static int efx_pm_thaw(struct device *dev)
>  {
>  	int rc;
> -	struct efx_nic *efx = pci_get_drvdata(to_pci_dev(dev));
> +	struct efx_nic *efx = dev_get_drvdata(dev);
>  
>  	rtnl_lock();
>