linux-kernel - Re: [PATCH 1/2] fpga: altera-cvp: remove DRIVER

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Date:   Mon, 18 Sep 2017 09:42:25 -0700
From:   Moritz Fischer <mdf@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Alan Tull <atull@...nel.org>, Moritz Fischer <mdf@...nel.org>,
        linux-fpga@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] fpga: altera-cvp: remove DRIVER_ATTR() usage

On Mon, Sep 18, 2017 at 12:17:36PM +0200, Greg Kroah-Hartman wrote:
> It's better to be explicit and use the DRIVER_ATTR_RW() macro when
> defining a driver's sysfs file.
> 
> This is part of a series to drop DRIVER_ATTR() from the tree entirely.
> 
> Cc: Alan Tull <atull@...nel.org>
> Cc: Moritz Fischer <mdf@...nel.org>
> Cc: linux-fpga@...r.kernel.org
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Acked-by: Moritz Fischer <mdf@...nel.org>
> ---
>  drivers/fpga/altera-cvp.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/fpga/altera-cvp.c b/drivers/fpga/altera-cvp.c
> index 08629ee69d11..00e73d28077c 100644
> --- a/drivers/fpga/altera-cvp.c
> +++ b/drivers/fpga/altera-cvp.c
> @@ -361,12 +361,12 @@ static const struct fpga_manager_ops altera_cvp_ops = {
>  	.write_complete	= altera_cvp_write_complete,
>  };
>  
> -static ssize_t show_chkcfg(struct device_driver *dev, char *buf)
> +static ssize_t chkcfg_show(struct device_driver *dev, char *buf)
>  {
>  	return snprintf(buf, 3, "%d\n", altera_cvp_chkcfg);
>  }
>  
> -static ssize_t store_chkcfg(struct device_driver *drv, const char *buf,
> +static ssize_t chkcfg_store(struct device_driver *drv, const char *buf,
>  			    size_t count)
>  {
>  	int ret;
> @@ -378,7 +378,7 @@ static ssize_t store_chkcfg(struct device_driver *drv, const char *buf,
>  	return count;
>  }
>  
> -static DRIVER_ATTR(chkcfg, 0600, show_chkcfg, store_chkcfg);
> +static DRIVER_ATTR_RW(chkcfg);
>  
>  static int altera_cvp_probe(struct pci_dev *pdev,
>  			    const struct pci_device_id *dev_id);
> -- 
> 2.14.1
> 

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