linux-kernel - Re: [PATCH] ath11k (gcc13): synchronize ath11k_mac_he_gi_to_nl80211_he

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Message-ID: <55c4d139-0f22-e7ba-398a-e3e0d8919220@quicinc.com>
Date:   Mon, 31 Oct 2022 14:16:57 -0700
From:   Jeff Johnson <quic_jjohnson@...cinc.com>
To:     "Jiri Slaby (SUSE)" <jirislaby@...nel.org>, <kvalo@...nel.org>
CC:     <linux-kernel@...r.kernel.org>, Martin Liska <mliska@...e.cz>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, <ath11k@...ts.infradead.org>,
        <linux-wireless@...r.kernel.org>, <netdev@...r.kernel.org>
Subject: Re: [PATCH] ath11k (gcc13): synchronize
 ath11k_mac_he_gi_to_nl80211_he_gi()'s return type

On 10/31/2022 4:43 AM, Jiri Slaby (SUSE) wrote:
> ath11k_mac_he_gi_to_nl80211_he_gi() generates a valid warning with gcc-13:
>    drivers/net/wireless/ath/ath11k/mac.c:321:20: error: conflicting types for 'ath11k_mac_he_gi_to_nl80211_he_gi' due to enum/integer mismatch; have 'enum nl80211_he_gi(u8)'
>    drivers/net/wireless/ath/ath11k/mac.h:166:5: note: previous declaration of 'ath11k_mac_he_gi_to_nl80211_he_gi' with type 'u32(u8)'
> 
> I.e. the type of the return value ath11k_mac_he_gi_to_nl80211_he_gi() in
> the declaration is u32, while the definition spells enum nl80211_he_gi.
> Synchronize them to the latter.
> 
> Cc: Martin Liska <mliska@...e.cz>
> Cc: Kalle Valo <kvalo@...nel.org>
> Cc: "David S. Miller" <davem@...emloft.net>
> Cc: Eric Dumazet <edumazet@...gle.com>
> Cc: Jakub Kicinski <kuba@...nel.org>
> Cc: Paolo Abeni <pabeni@...hat.com>
> Cc: ath11k@...ts.infradead.org
> Cc: linux-wireless@...r.kernel.org
> Cc: netdev@...r.kernel.org
> Signed-off-by: Jiri Slaby (SUSE) <jirislaby@...nel.org>

Suggest the subject should be
wifi: ath11k: synchronize ath11k_mac_he_gi_to_nl80211_he_gi()'s return type

The reference to gcc in the description should be sufficient.

Kalle can update this when he merges

Reviewed-by: Jeff Johnson <quic_jjohnson@...cinc.com>

> ---
>   drivers/net/wireless/ath/ath11k/mac.h | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/wireless/ath/ath11k/mac.h b/drivers/net/wireless/ath/ath11k/mac.h
> index 2a0d3afb0c99..0231783ad754 100644
> --- a/drivers/net/wireless/ath/ath11k/mac.h
> +++ b/drivers/net/wireless/ath/ath11k/mac.h
> @@ -163,7 +163,7 @@ void ath11k_mac_drain_tx(struct ath11k *ar);
>   void ath11k_mac_peer_cleanup_all(struct ath11k *ar);
>   int ath11k_mac_tx_mgmt_pending_free(int buf_id, void *skb, void *ctx);
>   u8 ath11k_mac_bw_to_mac80211_bw(u8 bw);
> -u32 ath11k_mac_he_gi_to_nl80211_he_gi(u8 sgi);
> +enum nl80211_he_gi ath11k_mac_he_gi_to_nl80211_he_gi(u8 sgi);
>   enum nl80211_he_ru_alloc ath11k_mac_phy_he_ru_to_nl80211_he_ru_alloc(u16 ru_phy);
>   enum nl80211_he_ru_alloc ath11k_mac_he_ru_tones_to_nl80211_he_ru_alloc(u16 ru_tones);
>   enum ath11k_supported_bw ath11k_mac_mac80211_bw_to_ath11k_bw(enum rate_info_bw bw);