linux-kernel - Re: [PATCH] net: ipa: Declare IPA firmware with MODULE

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Message-ID: <20210926134628.GC9901@dragon>
Date:   Sun, 26 Sep 2021 21:46:29 +0800
From:   Shawn Guo <shawn.guo@...aro.org>
To:     "David S . Miller" <davem@...emloft.net>
Cc:     Jakub Kicinski <kuba@...nel.org>, Alex Elder <elder@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Steev Klimaszewski <steev@...i.org>, netdev@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: ipa: Declare IPA firmware with MODULE_FIRMWARE()

On Sun, Sep 26, 2021 at 02:55:29PM +0800, Shawn Guo wrote:
> Declare IPA firmware with MODULE_FIRMWARE(), so that initramfs tools can
> build the firmware into initramfs image or warn on missing of the
> firmware.
> 
> W: Possible missing firmware /lib/firmware/ipa_fws.mdt for module ipa
> 
> Signed-off-by: Shawn Guo <shawn.guo@...aro.org>
> ---
>  drivers/net/ipa/ipa_main.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/net/ipa/ipa_main.c b/drivers/net/ipa/ipa_main.c
> index cdfa98a76e1f..264bebc78d1e 100644
> --- a/drivers/net/ipa/ipa_main.c
> +++ b/drivers/net/ipa/ipa_main.c
> @@ -545,6 +545,8 @@ static int ipa_firmware_load(struct device *dev)
>  	return ret;
>  }
>  
> +MODULE_FIRMWARE(IPA_FW_PATH_DEFAULT);
> +

Just reminded by Steev, .mdt file conventionally means we are using
split firmware.  Building only .mdt file into initramfs is not
sufficient.  So please disregard the patch.

Shawn

>  static const struct of_device_id ipa_match[] = {
>  	{
>  		.compatible	= "qcom,msm8998-ipa",
> -- 
> 2.17.1
>