From patchwork Mon Dec 2 12:58:07 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sascha Hauer X-Patchwork-Id: 847284 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 D9C1E201261 for ; Mon, 2 Dec 2024 12:58:34 +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=1733144316; cv=none; b=k/36WVL/5q1cmL5pHb6y6T78haOrwDd3gtJMGCwyWmZu+h/7Zy2xrUHQ/9H9nCjftVpbyXsSqOAqIvd+zPGbVhVpUYPJu1E5vJoQwInfHRyniJ3nDOLF2xL87GtizV4r6UrUcRqhcONXitLdc6VnIODwY/i0o6cmumwiuecywQE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733144316; c=relaxed/simple; bh=NQDRpxVX8RaqX7iwlxKphX2NU4n1Amc/V8dt2RHPZTw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=NfkXb9JGxvAdSftlpdztQYjZs4cVnLkUw+dBmeghCN81Jpf97KFZXobJVGLUyzM7rrmNyINE2SCF96CXzqjJCeOeK5Qbg/6Tz9uWCTWytbmstRgpzcSzBe4Nj/R8wkX9Wn8ITJfjz+fGi5qa4QfTaS1f0lV+6/3I6w+MnX8FPH0= 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 1tI608-0000ZV-NM; Mon, 02 Dec 2024 13:58:08 +0100 Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1tI607-001IdR-19; Mon, 02 Dec 2024 13:58:08 +0100 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1tI608-00Boj9-00; Mon, 02 Dec 2024 13:58:08 +0100 From: Sascha Hauer Date: Mon, 02 Dec 2024 13:58:07 +0100 Subject: [PATCH v3 08/12] 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: <20241202-mwifiex-cleanup-1-v3-8-317a6ce0dd5b@pengutronix.de> References: <20241202-mwifiex-cleanup-1-v3-0-317a6ce0dd5b@pengutronix.de> In-Reply-To: <20241202-mwifiex-cleanup-1-v3-0-317a6ce0dd5b@pengutronix.de> To: Brian Norris , Francesco Dolcini , Kalle Valo Cc: linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, David Lin , kernel@pengutronix.de, Sascha Hauer X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1733144287; l=2368; i=s.hauer@pengutronix.de; s=20230412; h=from:subject:message-id; bh=NQDRpxVX8RaqX7iwlxKphX2NU4n1Amc/V8dt2RHPZTw=; b=5Ix0WqMOWmm8ZHmxajZCAr/4Ve4iDvZUQ1QVnB9oXmzNHMAASzh2vF2Ema84l6R9blyaXxKQs 4i/4xmXEB0MAXKdeW1/yM/X3HVKp0p9EV8p0rj/1hWHByzlhVE7RnyI 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 8cf6267b03579..8746943c17788 100644 --- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c +++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c @@ -2904,16 +2904,12 @@ 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; @@ -2959,17 +2955,15 @@ 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; }