From patchwork Tue Mar 17 16:41:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 11443463 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C06C992A for ; Tue, 17 Mar 2020 16:42:20 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9C7A620738 for ; Tue, 17 Mar 2020 16:42:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="hzcMXpB9"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="it7h+xwJ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9C7A620738 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=IyrniyfjWDPvFEPqgq77St3Fpr4h+wvM3pF/kN9V8zo=; b=hzcMXpB9VCNfH+ RDsFJEpmf91kEe0d/EjlULC2WNIJmGcEvsi+ywycoWX0axHLWceqyYED9VIo8BiXp7iPfNT7UoRil m5UcY8WkTVKcY60FB765ZKIl4tgUf+orI74VaepSKcbdKQzY16KZw35bJhDh/UwSPyFuWlL8gYRBA h7TFnpz1WhOp3+TzkysU2/nxXOWxeQuBVFF4gCPhKkU9QEtypCkfhQ++C1mCpz6XfRKFo7L+4fyzR oTHXO5vzvWJLnyStug+XTLzFEo8VcUMRWvaw9vCKpQZnMlRqFP5hvWMZLvWgJ56wOsxD115uGNvyp IAthIgjqkrgpbbCepRDA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jEFII-0006s8-6p; Tue, 17 Mar 2020 16:42:18 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jEFIC-0006c9-6o for linux-mediatek@lists.infradead.org; Tue, 17 Mar 2020 16:42:13 +0000 Received: from lore-desk-wlan.redhat.com (unknown [151.48.128.122]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E4AD020735; Tue, 17 Mar 2020 16:42:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584463331; bh=OIDV7xOwK4cL9i/DBOwXG2DvG5Kqko1qEZiH/mXmJz4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=it7h+xwJiWIRN73eQ9nHzFwTFmcLLJvvmLtAjXYGI3rtKDsFednveCGiFDm9MfTJT dPem/S2iuPpCnalt4A1bpkwvPtzaS1RgwYSFNpdRP+kEpLEjc2qXU3Namh4tJA3VOz YGCgQiHBJ+5fUvRRQHwSwyL/8G+0v+pB1ReTqom0= From: Lorenzo Bianconi To: nbd@nbd.name Subject: [PATCH v4 10/25] mt76: mt7615: rely on skb API for mt7615_mcu_set_eeprom Date: Tue, 17 Mar 2020 17:41:17 +0100 Message-Id: <3696d88f8ef0e2a58979d7bb8ba4ce5d9cadbfb1.1584463004.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200317_094212_343889_0BC85B4B X-CRM114-Status: UNSURE ( 8.73 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-mediatek@lists.infradead.org, lorenzo.bianconi@redhat.com, sean.wang@mediatek.com, linux-wireless@vger.kernel.org, ryder.lee@mediatek.com Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Rely on skb API and avoid kmalloc the buffer in mt7615_mcu_set_eeprom routine Signed-off-by: Lorenzo Bianconi --- .../net/wireless/mediatek/mt76/mt7615/mcu.c | 24 +++++++++---------- 1 file changed, 11 insertions(+), 13 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c index 2ad8173f95ef..73ec31b20d21 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c @@ -1262,28 +1262,26 @@ int mt7615_mcu_set_eeprom(struct mt7615_dev *dev) } __packed req_hdr = { .buffer_mode = 1, }; - int ret, len, eep_len; - u8 *req, *eep = (u8 *)dev->mt76.eeprom.data; + u8 *eep = (u8 *)dev->mt76.eeprom.data; + struct sk_buff *skb; + int eep_len; if (is_mt7622(&dev->mt76)) eep_len = MT7622_EE_MAX - MT_EE_NIC_CONF_0; else eep_len = MT7615_EE_MAX - MT_EE_NIC_CONF_0; - len = sizeof(req_hdr) + eep_len; - req = kzalloc(len, GFP_KERNEL); - if (!req) - return -ENOMEM; - req_hdr.len = cpu_to_le16(eep_len); - memcpy(req, &req_hdr, sizeof(req_hdr)); - memcpy(req + sizeof(req_hdr), eep + MT_EE_NIC_CONF_0, eep_len); - ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE, - req, len, true); - kfree(req); + skb = mt7615_mcu_msg_alloc(NULL, sizeof(req_hdr) + eep_len); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &req_hdr, sizeof(req_hdr)); + skb_put_data(skb, eep + MT_EE_NIC_CONF_0, eep_len); - return ret; + return __mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_EXT_CMD_EFUSE_BUFFER_MODE, true); } int mt7615_mcu_set_mac_enable(struct mt7615_dev *dev, int band, bool enable)