diff mbox series

[V8,3/9] cfg80211: expose nl80211_chan_width_to_mhz for wide sharing

Message ID 20230810073803.1643451-4-evan.quan@amd.com
State New
Headers
Series Enable Wifi RFI interference mitigation feature support |

Commit Message

Evan Quan Aug. 10, 2023, 7:37 a.m. UTC 
  The newly added WBRF feature needs this interface for channel
width calculation.

Signed-off-by: Evan Quan <evan.quan@amd.com>
---
 include/net/cfg80211.h | 8 ++++++++
 net/wireless/chan.c    | 3 ++-
 2 files changed, 10 insertions(+), 1 deletion(-)

Comments

Jeff Johnson Aug. 10, 2023, 2:05 p.m. UTC | #1 
On 8/10/2023 12:37 AM, Evan Quan wrote:
> The newly added WBRF feature needs this interface for channel
> width calculation.
> 
> Signed-off-by: Evan Quan <evan.quan@amd.com>
> ---
>   include/net/cfg80211.h | 8 ++++++++
>   net/wireless/chan.c    | 3 ++-
>   2 files changed, 10 insertions(+), 1 deletion(-)
> 
> diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
> index 7c7d03aa9d06..f50508e295db 100644
> --- a/include/net/cfg80211.h
> +++ b/include/net/cfg80211.h
> @@ -920,6 +920,14 @@ const struct cfg80211_chan_def *
>   cfg80211_chandef_compatible(const struct cfg80211_chan_def *chandef1,
>   			    const struct cfg80211_chan_def *chandef2);
>   
> +/**
> + * nl80211_chan_width_to_mhz - get the channel width in Mhz
> + * @chan_width: the channel width from &enum nl80211_chan_width
> + * Return: channel width in Mhz if the chan_width from &enum nl80211_chan_width
> + * is valid. -1 otherwise.

SI nit: s/Mhz/MHz/ in both places

> + */
> +int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width);
> +
>   /**
>    * cfg80211_chandef_valid - check if a channel definition is valid
>    * @chandef: the channel definition to check
> diff --git a/net/wireless/chan.c b/net/wireless/chan.c
> index 0b7e81db383d..227db04eac42 100644
> --- a/net/wireless/chan.c
> +++ b/net/wireless/chan.c
> @@ -141,7 +141,7 @@ static bool cfg80211_edmg_chandef_valid(const struct cfg80211_chan_def *chandef)
>   	return true;
>   }
>   
> -static int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width)
> +int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width)
>   {
>   	int mhz;
>   
> @@ -190,6 +190,7 @@ static int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width)
>   	}
>   	return mhz;
>   }
> +EXPORT_SYMBOL(nl80211_chan_width_to_mhz);
>   
>   static int cfg80211_chandef_get_width(const struct cfg80211_chan_def *c)
>   {
Evan Quan Aug. 14, 2023, 8:04 a.m. UTC | #2 
[AMD Official Use Only - General]



> -----Original Message-----
> From: Jeff Johnson <quic_jjohnson@quicinc.com>
> Sent: Thursday, August 10, 2023 10:06 PM
> To: Quan, Evan <Evan.Quan@amd.com>; rafael@kernel.org; lenb@kernel.org;
> Deucher, Alexander <Alexander.Deucher@amd.com>; Koenig, Christian
> <Christian.Koenig@amd.com>; Pan, Xinhui <Xinhui.Pan@amd.com>;
> airlied@gmail.com; daniel@ffwll.ch; johannes@sipsolutions.net;
> davem@davemloft.net; edumazet@google.com; kuba@kernel.org;
> pabeni@redhat.com; Limonciello, Mario <Mario.Limonciello@amd.com>;
> mdaenzer@redhat.com; maarten.lankhorst@linux.intel.com;
> tzimmermann@suse.de; hdegoede@redhat.com; jingyuwang_vip@163.com;
> Lazar, Lijo <Lijo.Lazar@amd.com>; jim.cromie@gmail.com;
> bellosilicio@gmail.com; andrealmeid@igalia.com; trix@redhat.com;
> jsg@jsg.id.au; arnd@arndb.de; andrew@lunn.ch
> Cc: linux-kernel@vger.kernel.org; linux-acpi@vger.kernel.org; amd-
> gfx@lists.freedesktop.org; dri-devel@lists.freedesktop.org; linux-
> wireless@vger.kernel.org; netdev@vger.kernel.org
> Subject: Re: [PATCH V8 3/9] cfg80211: expose nl80211_chan_width_to_mhz
> for wide sharing
> 
> On 8/10/2023 12:37 AM, Evan Quan wrote:
> > The newly added WBRF feature needs this interface for channel width
> > calculation.
> >
> > Signed-off-by: Evan Quan <evan.quan@amd.com>
> > ---
> >   include/net/cfg80211.h | 8 ++++++++
> >   net/wireless/chan.c    | 3 ++-
> >   2 files changed, 10 insertions(+), 1 deletion(-)
> >
> > diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index
> > 7c7d03aa9d06..f50508e295db 100644
> > --- a/include/net/cfg80211.h
> > +++ b/include/net/cfg80211.h
> > @@ -920,6 +920,14 @@ const struct cfg80211_chan_def *
> >   cfg80211_chandef_compatible(const struct cfg80211_chan_def
> *chandef1,
> >   			    const struct cfg80211_chan_def *chandef2);
> >
> > +/**
> > + * nl80211_chan_width_to_mhz - get the channel width in Mhz
> > + * @chan_width: the channel width from &enum nl80211_chan_width
> > + * Return: channel width in Mhz if the chan_width from &enum
> > +nl80211_chan_width
> > + * is valid. -1 otherwise.
> 
> SI nit: s/Mhz/MHz/ in both places
Thanks, will update them accordingly.

Evan
> 
> > + */
> > +int nl80211_chan_width_to_mhz(enum nl80211_chan_width
> chan_width);
> > +
> >   /**
> >    * cfg80211_chandef_valid - check if a channel definition is valid
> >    * @chandef: the channel definition to check diff --git
> > a/net/wireless/chan.c b/net/wireless/chan.c index
> > 0b7e81db383d..227db04eac42 100644
> > --- a/net/wireless/chan.c
> > +++ b/net/wireless/chan.c
> > @@ -141,7 +141,7 @@ static bool cfg80211_edmg_chandef_valid(const
> struct cfg80211_chan_def *chandef)
> >   	return true;
> >   }
> >
> > -static int nl80211_chan_width_to_mhz(enum nl80211_chan_width
> > chan_width)
> > +int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width)
> >   {
> >   	int mhz;
> >
> > @@ -190,6 +190,7 @@ static int nl80211_chan_width_to_mhz(enum
> nl80211_chan_width chan_width)
> >   	}
> >   	return mhz;
> >   }
> > +EXPORT_SYMBOL(nl80211_chan_width_to_mhz);
> >
> >   static int cfg80211_chandef_get_width(const struct cfg80211_chan_def
> *c)
> >   {
diff mbox series

Patch

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 7c7d03aa9d06..f50508e295db 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -920,6 +920,14 @@  const struct cfg80211_chan_def *
 cfg80211_chandef_compatible(const struct cfg80211_chan_def *chandef1,
 			    const struct cfg80211_chan_def *chandef2);
 
+/**
+ * nl80211_chan_width_to_mhz - get the channel width in Mhz
+ * @chan_width: the channel width from &enum nl80211_chan_width
+ * Return: channel width in Mhz if the chan_width from &enum nl80211_chan_width
+ * is valid. -1 otherwise.
+ */
+int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width);
+
 /**
  * cfg80211_chandef_valid - check if a channel definition is valid
  * @chandef: the channel definition to check
diff --git a/net/wireless/chan.c b/net/wireless/chan.c
index 0b7e81db383d..227db04eac42 100644
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -141,7 +141,7 @@  static bool cfg80211_edmg_chandef_valid(const struct cfg80211_chan_def *chandef)
 	return true;
 }
 
-static int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width)
+int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width)
 {
 	int mhz;
 
@@ -190,6 +190,7 @@  static int nl80211_chan_width_to_mhz(enum nl80211_chan_width chan_width)
 	}
 	return mhz;
 }
+EXPORT_SYMBOL(nl80211_chan_width_to_mhz);
 
 static int cfg80211_chandef_get_width(const struct cfg80211_chan_def *c)
 {