From patchwork Tue Aug 20 11:55:33 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sascha Hauer X-Patchwork-Id: 820940 Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [185.203.201.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 31C8A18EFCA for ; Tue, 20 Aug 2024 11:55:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.203.201.7 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724154940; cv=none; b=iRdNQnmaWHi6ziZahDip8IHEncfV2ddJDWCZsvQ1EFjQV20I9O6dD+Ma0DgsRtu0OTzm+qiUXtAHM8qXDA/4ao05nLKojGv0hLZtSB9oBPhFXhXNSvk3aSxubWBKVtg9Ux3lTz3u0sGVk0q6rSN3fmjmuQPrPnPHHQzzkfHGUVY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724154940; c=relaxed/simple; bh=WnDOQXdOu6RYChj81AwXAYH8vdtm8Lq/gakdG2OPsgw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=GmE5IM7AnUjQQGKKdPS6acm7EjxM6OCnBR9HLssGg9rvBotv4NxawBmuEnqqKYdLC6jR+GAYFeSy3pkg4ychX3eOer502YB7euwauGWQsIOMuw3Wi+/AMS5GDKnCmZOBdwokxFyo+33Nj1gXNIr+Jb5YSciz9ijC0PzTaos0YEM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de; spf=pass smtp.mailfrom=pengutronix.de; arc=none smtp.client-ip=185.203.201.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pengutronix.de Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1sgNSS-0000Ak-5W; Tue, 20 Aug 2024 13:55:28 +0200 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1sgNSR-001lLm-F9; Tue, 20 Aug 2024 13:55:27 +0200 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1sgNSR-00GnIQ-1D; Tue, 20 Aug 2024 13:55:27 +0200 From: Sascha Hauer Date: Tue, 20 Aug 2024 13:55:33 +0200 Subject: [PATCH 08/31] wifi: mwifiex: simplify mwifiex_setup_ht_caps() Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240820-mwifiex-cleanup-v1-8-320d8de4a4b7@pengutronix.de> References: <20240820-mwifiex-cleanup-v1-0-320d8de4a4b7@pengutronix.de> In-Reply-To: <20240820-mwifiex-cleanup-v1-0-320d8de4a4b7@pengutronix.de> To: Brian Norris , Francesco Dolcini , Kalle Valo Cc: linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, Sascha Hauer X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1724154927; l=2368; i=s.hauer@pengutronix.de; s=20230412; h=from:subject:message-id; bh=WnDOQXdOu6RYChj81AwXAYH8vdtm8Lq/gakdG2OPsgw=; b=bxfaC36CIbCvFiTZ3tpkNHbCczOANqKc9NMUIk6yJhvUTHjliQNyZAlYJnx1sYBwf/Ln6A+7I kq9UvEagkmuC4hhTEZ5oZHzs//I+vWcICWNv1o+CmHRWDFiroauip4f X-Developer-Key: i=s.hauer@pengutronix.de; a=ed25519; pk=4kuc9ocmECiBJKWxYgqyhtZOHj5AWi7+d0n/UjhkwTg= X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: s.hauer@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-wireless@vger.kernel.org In mwifiex_setup_ht_caps() first a local struct ieee80211_mcs_info is initialized and afterwards copied over &ht_info->mcs. Simplify this by initializing &ht_info->mcs directly. While at it call memset on the u8 rx_mask[] array instead of the struct which makes the intention clearer and we no longer have to assume the rx_mask array is the first member of struct ieee80211_mcs_info. Signed-off-by: Sascha Hauer --- drivers/net/wireless/marvell/mwifiex/cfg80211.c | 16 +++++----------- 1 file changed, 5 insertions(+), 11 deletions(-) diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c index d1cdbeafcfbcb..784f342a9bf23 100644 --- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c +++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c @@ -2906,16 +2906,12 @@ mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info, struct mwifiex_private *priv) { int rx_mcs_supp; - struct ieee80211_mcs_info mcs_set; - u8 *mcs = (u8 *)&mcs_set; struct mwifiex_adapter *adapter = priv->adapter; ht_info->ht_supported = true; ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE; - memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); - /* Fill HT capability information */ if (ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; @@ -2961,17 +2957,15 @@ mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info, ht_info->cap |= IEEE80211_HT_CAP_SM_PS; rx_mcs_supp = GET_RXMCSSUPP(adapter->user_dev_mcs_support); + + memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); /* Set MCS for 1x1/2x2 */ - memset(mcs, 0xff, rx_mcs_supp); - /* Clear all the other values */ - memset(&mcs[rx_mcs_supp], 0, - sizeof(struct ieee80211_mcs_info) - rx_mcs_supp); + memset(ht_info->mcs.rx_mask, 0xff, rx_mcs_supp); + if (priv->bss_mode == NL80211_IFTYPE_STATION || ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */ - SETHT_MCS32(mcs_set.rx_mask); - - memcpy((u8 *) &ht_info->mcs, mcs, sizeof(struct ieee80211_mcs_info)); + SETHT_MCS32(ht_info->mcs.rx_mask); ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; }