From: Julia Lawall <julia.lawall@lip6.fr>
To: Mao Wenan <maowenan@huawei.com>
Cc: kernel-janitors@vger.kernel.org, netdev@vger.kernel.org,
john.fastabend@gmail.com, hawk@kernel.org,
jakub.kicinski@netronome.com, daniel@iogearbox.net,
ast@kernel.org
Subject: Re: [PATCH v2] net: ns83820: drop pointless static qualifier in ns83820_probe_phy()
Date: Tue, 19 Feb 2019 09:31:35 +0100 (CET) [thread overview]
Message-ID: <alpine.DEB.2.21.1902190929250.2570@hadrien> (raw)
In-Reply-To: <20190219084214.96202-1-maowenan@huawei.com>
On Tue, 19 Feb 2019, Mao Wenan wrote:
> There is no need to have the 'int first' static
> since new value always be assigned before use it.
>
> This patch cleans up the codes in ns83820_probe_phy() as well.
As mentioned previously, there is no use of first in the function at all,
other than setting it to 1. So it can be just dropped completely.
"codes" is also a word that I am particularly not fond of. Just "code" is
fine.
"cleans up" is not very specific about what is going on, and why.
julia
>
> Signed-off-by: Mao Wenan <maowenan@huawei.com>
> ---
> v1->v2: delete unused codes.
> drivers/net/ethernet/natsemi/ns83820.c | 17 +----------------
> 1 file changed, 1 insertion(+), 16 deletions(-)
>
> diff --git a/drivers/net/ethernet/natsemi/ns83820.c b/drivers/net/ethernet/natsemi/ns83820.c
> index 958fced4dacf..37694f6843fe 100644
> --- a/drivers/net/ethernet/natsemi/ns83820.c
> +++ b/drivers/net/ethernet/natsemi/ns83820.c
> @@ -1869,23 +1869,11 @@ static unsigned ns83820_mii_write_reg(struct ns83820 *dev, unsigned phy, unsigne
> static void ns83820_probe_phy(struct net_device *ndev)
> {
> struct ns83820 *dev = PRIV(ndev);
> - static int first;
> + int first;
> int i;
> #define MII_PHYIDR1 0x02
> #define MII_PHYIDR2 0x03
>
> -#if 0
> - if (!first) {
> - unsigned tmp;
> - ns83820_mii_read_reg(dev, 1, 0x09);
> - ns83820_mii_write_reg(dev, 1, 0x10, 0x0d3e);
> -
> - tmp = ns83820_mii_read_reg(dev, 1, 0x00);
> - ns83820_mii_write_reg(dev, 1, 0x00, tmp | 0x8000);
> - udelay(1300);
> - ns83820_mii_read_reg(dev, 1, 0x09);
> - }
> -#endif
> first = 1;
>
> for (i=1; i<2; i++) {
> @@ -1894,9 +1882,6 @@ static void ns83820_probe_phy(struct net_device *ndev)
> a = ns83820_mii_read_reg(dev, i, MII_PHYIDR1);
> b = ns83820_mii_read_reg(dev, i, MII_PHYIDR2);
>
> - //printk("%s: phy %d: 0x%04x 0x%04x\n",
> - // ndev->name, i, a, b);
> -
> for (j=0; j<0x16; j+=4) {
> dprintk("%s: [0x%02x] %04x %04x %04x %04x\n",
> ndev->name, j,
> --
> 2.20.1
>
>
next prev parent reply other threads:[~2019-02-19 8:31 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-19 8:42 [PATCH v2] net: ns83820: drop pointless static qualifier in ns83820_probe_phy() Mao Wenan
2019-02-19 8:31 ` Julia Lawall [this message]
2019-02-19 8:39 ` maowenan
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