linux-kernel - Re: [PATCH] bus: mhi: host: pci_generic: Revert "Add a secondary AT port to Telit FN990"

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Message-ID: <20230310122754.GD6838@thinkpad>
Date:   Fri, 10 Mar 2023 17:57:54 +0530
From:   Manivannan Sadhasivam <mani@...nel.org>
To:     Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc:     Slark Xiao <slark_xiao@....com>, loic.poulain@...aro.org,
        fabio.porcedda@...il.com, mhi@...ts.linux.dev,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] bus: mhi: host: pci_generic: Revert "Add a secondary AT
 port to Telit FN990"

On Fri, Mar 10, 2023 at 02:18:23PM +0200, Dmitry Baryshkov wrote:
> On 10/03/2023 12:17, Slark Xiao wrote:
> > This reverts commit 2d5253a096c6057bbf7caa5520856dcdf7eca8bb.
> > There are 2 commits with commit message "Add a secondary AT
> > port to Telit FN990". But the last one 2d5253a096 was added
> > on Foxconn devices. Actually the second AT port of Foxconn
> > devices doesn't work in PCIe mode. And the commit message
> > mismatch with the changes. So we need to remove it.
> > 
> > Signed-off-by: Slark Xiao <slark_xiao@....com>
> 
> Probably also:
> 
> Fixes: 2d5253a096c6 ("bus: mhi: host: pci_generic: Add a secondary AT port
> to Telit FN990")
> 

Added fixes tag and CCed stable for backporting to 6.2.

Thanks,
Mani

> > ---
> >   drivers/bus/mhi/host/pci_generic.c | 2 --
> >   1 file changed, 2 deletions(-)
> > 
> > diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c
> > index 6e13c43a84d1..91d02f84ba21 100644
> > --- a/drivers/bus/mhi/host/pci_generic.c
> > +++ b/drivers/bus/mhi/host/pci_generic.c
> > @@ -343,8 +343,6 @@ static const struct mhi_channel_config mhi_foxconn_sdx55_channels[] = {
> >   	MHI_CHANNEL_CONFIG_DL(13, "MBIM", 32, 0),
> >   	MHI_CHANNEL_CONFIG_UL(32, "DUN", 32, 0),
> >   	MHI_CHANNEL_CONFIG_DL(33, "DUN", 32, 0),
> > -	MHI_CHANNEL_CONFIG_UL(92, "DUN2", 32, 1),
> > -	MHI_CHANNEL_CONFIG_DL(93, "DUN2", 32, 1),
> >   	MHI_CHANNEL_CONFIG_HW_UL(100, "IP_HW0_MBIM", 128, 2),
> >   	MHI_CHANNEL_CONFIG_HW_DL(101, "IP_HW0_MBIM", 128, 3),
> >   };
> 
> -- 
> With best wishes
> Dmitry
> 

-- 
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