From: Shawn Guo <shawn.guo@linaro.org>
To: Arend van Spriel <arend.vanspriel@broadcom.com>
Cc: "Kalle Valo" <kvalo@codeaurora.org>,
"Rob Herring" <robh+dt@kernel.org>,
"Rafał Miłecki" <rafal@milecki.pl>,
"Arend van Spriel" <aspriel@gmail.com>,
"Franky Lin" <franky.lin@broadcom.com>,
"Hante Meuleman" <hante.meuleman@broadcom.com>,
"Chi-hsien Lin" <chi-hsien.lin@infineon.com>,
"Wright Feng" <wright.feng@infineon.com>,
"Chung-hsien Hsu" <chung-hsien.hsu@infineon.com>,
linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
brcm80211-dev-list.pdl@broadcom.com,
SHA-cyfmac-dev-list@infineon.com
Subject: Re: [PATCH 2/2] brcmfmac: support parse country code map from DT
Date: Tue, 13 Apr 2021 15:46:26 +0800 [thread overview]
Message-ID: <20210413074625.GE15093@dragon> (raw)
In-Reply-To: <82182ad8-c728-d313-047c-79478c9ee85f@broadcom.com>
On Mon, Apr 12, 2021 at 10:22:47AM +0200, Arend van Spriel wrote:
> On 08-04-2021 13:30, Shawn Guo wrote:
> > With any regulatory domain requests coming from either user space or
> > 802.11 IE (Information Element), the country is coded in ISO3166
> > standard. It needs to be translated to firmware country code and
> > revision with the mapping info in settings->country_codes table.
> > Support populate country_codes table by parsing the mapping from DT.
>
> one more thing though...
>
> > Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
> > ---
> > .../wireless/broadcom/brcm80211/brcmfmac/of.c | 53 +++++++++++++++++++
> > 1 file changed, 53 insertions(+)
> >
> > diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c
> > index a7554265f95f..ea5c7f434c2c 100644
> > --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c
> > +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c
> > @@ -12,12 +12,61 @@
> > #include "common.h"
> > #include "of.h"
> > +static int brcmf_of_get_country_codes(struct device *dev,
> > + struct brcmf_mp_device *settings)
> > +{
>
> [...]
>
> > + /* String format e.g. US-Q2-86 */
> > + strncpy(cce->iso3166, map, 2);
> > + strncpy(cce->cc, map + 3, 2);
> > +
> > + ret = kstrtos32(map + 6, 10, &cce->rev);
> > + if (ret < 0)
> > + dev_warn(dev, "failed to read rev of map %s: %d",
> > + cce->iso3166, ret);
>
> Do we need a stronger validation of the string format, eg. use sscanf or
> strstr. Would also be nice to have brcmf_dbg(INFO, ...) here to print the
> entry.
Sounds good to me for both comments.
Shawn
prev parent reply other threads:[~2021-04-13 7:46 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-08 11:30 [PATCH 0/2] brcmfmac: support parse country code map from DT Shawn Guo
2021-04-08 11:30 ` [PATCH 1/2] dt-binding: bcm43xx-fmac: add optional brcm,ccode-map Shawn Guo
2021-04-09 18:46 ` Rob Herring
2021-04-12 1:19 ` Shawn Guo
2021-04-13 12:43 ` Arend van Spriel
2021-04-11 7:57 ` Kalle Valo
2021-04-12 1:25 ` Shawn Guo
2021-04-12 11:54 ` Kalle Valo
2021-04-13 7:28 ` Shawn Guo
2021-04-12 7:48 ` Arend van Spriel
2021-04-08 11:30 ` [PATCH 2/2] brcmfmac: support parse country code map from DT Shawn Guo
2021-04-12 8:09 ` Arend van Spriel
2021-04-13 7:45 ` Shawn Guo
2021-04-13 8:10 ` Arend van Spriel
2021-04-12 8:22 ` Arend van Spriel
2021-04-13 7:46 ` Shawn Guo [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210413074625.GE15093@dragon \
--to=shawn.guo@linaro.org \
--cc=SHA-cyfmac-dev-list@infineon.com \
--cc=arend.vanspriel@broadcom.com \
--cc=aspriel@gmail.com \
--cc=brcm80211-dev-list.pdl@broadcom.com \
--cc=chi-hsien.lin@infineon.com \
--cc=chung-hsien.hsu@infineon.com \
--cc=devicetree@vger.kernel.org \
--cc=franky.lin@broadcom.com \
--cc=hante.meuleman@broadcom.com \
--cc=kvalo@codeaurora.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-wireless@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=rafal@milecki.pl \
--cc=robh+dt@kernel.org \
--cc=wright.feng@infineon.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).