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Message-ID: <20190812204024.r54ihfwdcbwdj563@wunner.de>
Date: Mon, 12 Aug 2019 22:40:24 +0200
From: Lukas Wunner <lukas@...ner.de>
To: sathyanarayanan kuppuswamy
<sathyanarayanan.kuppuswamy@...ux.intel.com>
Cc: Denis Efremov <efremov@...ux.com>,
Bjorn Helgaas <bhelgaas@...gle.com>, linux-pci@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/4] PCI: pciehp: Add pciehp_set_indicators() to
jointly set LED indicators
On Mon, Aug 12, 2019 at 11:49:23AM -0700, sathyanarayanan kuppuswamy wrote:
> > On 8/11/19 12:59 PM, Denis Efremov wrote:
> > > + if ((!PWR_LED(ctrl) || pwr == PWR_NONE) &&
> > > + (!ATTN_LED(ctrl) || attn == ATTN_NONE))
> > > + return;
>
> Also I think this condition needs to expand to handle the case whether pwr
> != PWR_NONE and !PWR_LED(ctrl) is true.
>
> you need to return for case, pwr = PWR_ON, !PWR_LED(ctrl)=true ,
> !ATTN_LED(ctrl)=false, attn=on
Why should we return in that case? We need to update the Attention
Indicator Control to On.
Thanks,
Lukas
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