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Date:   Mon, 17 Jan 2022 13:23:23 +0530
From:   Manivannan Sadhasivam <mani@kernel.org>
To:     Slark Xiao <slark_xiao@163.com>
Cc:     hemantk@codeaurora.org, mhi@lists.linux.dev,
        linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net] bus: mhi: Add mru_default for Foxconn SDX55
Message-ID: <20220117075323.GA4209@thinkpad>
References: <20220115103912.3775-1-slark_xiao@163.com>
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In-Reply-To: <20220115103912.3775-1-slark_xiao@163.com>
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On Sat, Jan 15, 2022 at 06:39:12PM +0800, Slark Xiao wrote:
> For default mechanism, product would use default MRU 3500 if
> they didn't define it. But for Foxconn SDX55, there is a known
> issue which MRU 3500 would lead to data connection lost.
> So we align it with Qualcomm default MRU settings.
> 
> Signed-off-by: Slark Xiao <slark_xiao@163.com>

Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>

You need to add Fixes tag so that I can queue this patch for v5.17 RCs.

Thanks,
Mani

> ---
>  drivers/bus/mhi/pci_generic.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c
> index 3a258a677df8..74e8fc342cfd 100644
> --- a/drivers/bus/mhi/pci_generic.c
> +++ b/drivers/bus/mhi/pci_generic.c
> @@ -366,6 +366,7 @@ static const struct mhi_pci_dev_info mhi_foxconn_sdx55_info = {
>  	.config = &modem_foxconn_sdx55_config,
>  	.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
>  	.dma_data_width = 32,
> +	.mru_default = 32768,
>  	.sideband_wake = false,
>  };
>  
> -- 
> 2.25.1
>