netdev - Re: [PATCH net v4] r8169: Disabling multiple invocation on rtl_try

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Date:	Thu, 04 Feb 2016 13:04:23 +0200
From:	Corcodel Marian <asd@...ian1000.go.ro>
To:	Corcodel Marian <asd@...ian1000.go.ro>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net v4] r8169:   Disabling multiple invocation on
 rtl_try_msi function.

On Thu, 2016-02-04 at 11:35 +0200, Corcodel Marian wrote:
> This patch set MSI on probe stage without this patch MSI is set when
> rtl_open occur.
>  Do not need to run rtl_try_msi on multiple times.
> 
> Signed-off-by: Corcodel Marian <asd@...ian1000.go.ro>
> ---
>  drivers/net/ethernet/realtek/r8169.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/realtek/r8169.c
> b/drivers/net/ethernet/realtek/r8169.c
> index 30eed0d..b0b43b7 100644
> --- a/drivers/net/ethernet/realtek/r8169.c
> +++ b/drivers/net/ethernet/realtek/r8169.c
> @@ -8248,6 +8248,9 @@ static int rtl_init_one(struct pci_dev *pdev,
> const struct pci_device_id *ent)
>  
>  	/* Identify chip attached to board */
>  	rtl8169_get_mac_version(tp, dev, cfg->default_ver);
> +	RTL_W8(Cfg9346, Cfg9346_Unlock);
> +	tp->features = rtl_try_msi(tp, cfg);
> +	RTL_W8(Cfg9346, Cfg9346_Lock);
>  
>  	rtl_init_rxcfg(tp);
>  
> @@ -8303,7 +8306,6 @@ static int rtl_init_one(struct pci_dev *pdev,
> const struct pci_device_id *ent)
>  	}
>  	if ((RTL_R8(Config5) & (UWF | BWF | MWF)) != 0)
>  		tp->features |= RTL_FEATURE_WOL;
> -	tp->features |= rtl_try_msi(tp, cfg);
>  	RTL_W8(Cfg9346, Cfg9346_Lock);
>  
>  	if (rtl_tbi_enabled(tp)) {


Sorry here patch is good but explications is bad.
Is about set first order to run rtl_try_msi and others.