[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <347c9a4f-8a01-a931-c9d5-536339337f8a@microchip.com>
Date: Thu, 7 May 2020 12:03:04 +0200
From: Nicolas Ferre <nicolas.ferre@...rochip.com>
To: Jakub Kicinski <kuba@...nel.org>, <netdev@...r.kernel.org>,
"David S. Miller" <davem@...emloft.net>
CC: <linux-arm-kernel@...ts.infradead.org>,
Claudiu Beznea <claudiu.beznea@...rochip.com>,
<harini.katakam@...inx.com>, <linux-kernel@...r.kernel.org>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
<antoine.tenart@...tlin.com>, <f.fainelli@...il.com>
Subject: Re: [PATCH v4 1/5] net: macb: fix wakeup test in runtime
suspend/resume routines
On 06/05/2020 at 22:18, Jakub Kicinski wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>
> On Wed, 6 May 2020 13:37:37 +0200 nicolas.ferre@...rochip.com wrote:
>> From: Nicolas Ferre <nicolas.ferre@...rochip.com>
>>
>> Use the proper struct device pointer to check if the wakeup flag
>> and wakeup source are positioned.
>> Use the one passed by function call which is equivalent to
>> &bp->dev->dev.parent.
>>
>> It's preventing the trigger of a spurious interrupt in case the
>> Wake-on-Lan feature is used.
>>
>> Fixes: bc1109d04c39 ("net: macb: Add pm runtime support")
>
> Fixes tag: Fixes: bc1109d04c39 ("net: macb: Add pm runtime support")
> Has these problem(s):
> - Target SHA1 does not exist
Indeed, it's:
Fixes: d54f89af6cc4 ("net: macb: Add pm runtime support")
David: do I have to respin or you can modify it?
Thanks. Regards,
Nicolas
>> Signed-off-by: Nicolas Ferre <nicolas.ferre@...rochip.com>
>> Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
>> Cc: Claudiu Beznea <claudiu.beznea@...rochip.com>
>> Cc: Harini Katakam <harini.katakam@...inx.com>
>> ---
>> drivers/net/ethernet/cadence/macb_main.c | 4 ++--
>> 1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
>> index 36290a8e2a84..d11fae37d46b 100644
>> --- a/drivers/net/ethernet/cadence/macb_main.c
>> +++ b/drivers/net/ethernet/cadence/macb_main.c
>> @@ -4616,7 +4616,7 @@ static int __maybe_unused macb_runtime_suspend(struct device *dev)
>> struct net_device *netdev = dev_get_drvdata(dev);
>> struct macb *bp = netdev_priv(netdev);
>>
>> - if (!(device_may_wakeup(&bp->dev->dev))) {
>> + if (!(device_may_wakeup(dev))) {
>> clk_disable_unprepare(bp->tx_clk);
>> clk_disable_unprepare(bp->hclk);
>> clk_disable_unprepare(bp->pclk);
>> @@ -4632,7 +4632,7 @@ static int __maybe_unused macb_runtime_resume(struct device *dev)
>> struct net_device *netdev = dev_get_drvdata(dev);
>> struct macb *bp = netdev_priv(netdev);
>>
>> - if (!(device_may_wakeup(&bp->dev->dev))) {
>> + if (!(device_may_wakeup(dev))) {
>> clk_prepare_enable(bp->pclk);
>> clk_prepare_enable(bp->hclk);
>> clk_prepare_enable(bp->tx_clk);
>
--
Nicolas Ferre
Powered by blists - more mailing lists