From patchwork Sat Mar 5 15:38:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 12770391 X-Patchwork-Delegate: nbd@nbd.name Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5FBE7C433F5 for ; Sat, 5 Mar 2022 15:39:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231951AbiCEPju (ORCPT ); Sat, 5 Mar 2022 10:39:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39656 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231950AbiCEPjt (ORCPT ); Sat, 5 Mar 2022 10:39:49 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D602A3BBC4 for ; Sat, 5 Mar 2022 07:38:58 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 799FAB80AF6 for ; Sat, 5 Mar 2022 15:38:57 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C67B9C004E1; Sat, 5 Mar 2022 15:38:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1646494736; bh=mkLJoUvXaE5yPQ9S8GWg4WRw18+IeMfjlTjf2nNvOJA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XVPVfwgd+8fLuyyIi7oN6RgRHpPaavk2udCtcKfHgXRXylE20CCzM2NdakJTj7ww/ +rwxgknTgOGfIUaEcyPZXV/W/CwCzLie9t0l4vM2GX+FFGUoRt80MXJVYJ5ZL6Fv+g Bqr3mZFbqtISeeac1CNdzkKvjEZohBVeun7tJHomKlyI1YYeonqXX8DlVZqSkjJCep nIDPqNlpeFbWWa12b1LVwhSIY2mHAqUt/t4gJSCzMCLlf/NMW73udTm1DxKkpE6YWD xgIuf0yagVSGFaAJ4t9Xtrhk9mYC63Um20GHjlIMk9A6P9B/U6skUd2O1CB9f9bGcf zIf5IFoBU7ISw== From: Lorenzo Bianconi To: nbd@nbd.name Cc: linux-wireless@vger.kernel.org, lorenzo.bianconi@redhat.com, sean.wang@mediatek.com, deren.wu@mediatek.com, linux-mediatek@lists.infradead.org Subject: [PATCH v2 6/9] mt76: mt7921: move mt7921_usb_sdio_tx_prepare_skb in common mac code Date: Sat, 5 Mar 2022 16:38:16 +0100 Message-Id: <161e2be6b07e77a80e5bccd0daee69b2c614a3a9.1646494452.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org This is a preliminary patch to add mt7921u driver support. Tested-by: Sean Wang Signed-off-by: Lorenzo Bianconi --- .../net/wireless/mediatek/mt76/mt7921/mac.c | 58 +++++++++++++++++++ .../wireless/mediatek/mt76/mt7921/mt7921.h | 9 +-- .../net/wireless/mediatek/mt76/mt7921/sdio.c | 2 +- .../wireless/mediatek/mt76/mt7921/sdio_mac.c | 53 ----------------- 4 files changed, 64 insertions(+), 58 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c index ea2a655acc6a..cceb0338528c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c @@ -1627,3 +1627,61 @@ void mt7921_coredump_work(struct work_struct *work) mt7921_reset(&dev->mt76); } + +/* usb_sdio */ +static void +mt7921_usb_sdio_write_txwi(struct mt7921_dev *dev, struct mt76_wcid *wcid, + enum mt76_txq_id qid, struct ieee80211_sta *sta, + struct ieee80211_key_conf *key, int pid, + struct sk_buff *skb) +{ + __le32 *txwi = (__le32 *)(skb->data - MT_SDIO_TXD_SIZE); + + memset(txwi, 0, MT_SDIO_TXD_SIZE); + mt7921_mac_write_txwi(dev, txwi, skb, wcid, key, pid, false); + skb_push(skb, MT_SDIO_TXD_SIZE); +} + +int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, + enum mt76_txq_id qid, struct mt76_wcid *wcid, + struct ieee80211_sta *sta, + struct mt76_tx_info *tx_info) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_info->skb); + struct ieee80211_key_conf *key = info->control.hw_key; + struct sk_buff *skb = tx_info->skb; + int err, pad, pktid, type; + + if (unlikely(tx_info->skb->len <= ETH_HLEN)) + return -EINVAL; + + if (!wcid) + wcid = &dev->mt76.global_wcid; + + if (sta) { + struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; + + if (time_after(jiffies, msta->last_txs + HZ / 4)) { + info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS; + msta->last_txs = jiffies; + } + } + + pktid = mt76_tx_status_skb_add(&dev->mt76, wcid, skb); + mt7921_usb_sdio_write_txwi(dev, wcid, qid, sta, key, pktid, skb); + + type = mt76_is_sdio(mdev) ? MT7921_SDIO_DATA : 0; + mt7921_skb_add_usb_sdio_hdr(dev, skb, type); + pad = round_up(skb->len, 4) - skb->len; + if (mt76_is_usb(mdev)) + pad += 4; + + err = mt76_skb_adjust_pad(skb, pad); + if (err) + /* Release pktid in case of error. */ + idr_remove(&wcid->pktid, pktid); + + return err; +} +EXPORT_SYMBOL_GPL(mt7921_usb_sdio_tx_prepare_skb); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h index 3c7ff09a36ac..9bd281de2854 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h @@ -445,12 +445,13 @@ int mt7921e_mcu_fw_pmctrl(struct mt7921_dev *dev); int mt7921s_mcu_init(struct mt7921_dev *dev); int mt7921s_mcu_drv_pmctrl(struct mt7921_dev *dev); int mt7921s_mcu_fw_pmctrl(struct mt7921_dev *dev); -int mt7921s_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, - enum mt76_txq_id qid, struct mt76_wcid *wcid, - struct ieee80211_sta *sta, - struct mt76_tx_info *tx_info); void mt7921s_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e); bool mt7921s_tx_status_data(struct mt76_dev *mdev, u8 *update); void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data); void mt7921_set_runtime_pm(struct mt7921_dev *dev); + +int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, + enum mt76_txq_id qid, struct mt76_wcid *wcid, + struct ieee80211_sta *sta, + struct mt76_tx_info *tx_info); #endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c b/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c index a6ae29c97e0e..fc6499640a1c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c @@ -91,7 +91,7 @@ static int mt7921s_probe(struct sdio_func *func, .survey_flags = SURVEY_INFO_TIME_TX | SURVEY_INFO_TIME_RX | SURVEY_INFO_TIME_BSS_RX, - .tx_prepare_skb = mt7921s_tx_prepare_skb, + .tx_prepare_skb = mt7921_usb_sdio_tx_prepare_skb, .tx_complete_skb = mt7921s_tx_complete_skb, .tx_status_data = mt7921s_tx_status_data, .rx_skb = mt7921_queue_rx_skb, diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c index 5462ab05fb13..e039b1bd16a4 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c @@ -141,59 +141,6 @@ int mt7921s_mac_reset(struct mt7921_dev *dev) return err; } -static void -mt7921s_write_txwi(struct mt7921_dev *dev, struct mt76_wcid *wcid, - enum mt76_txq_id qid, struct ieee80211_sta *sta, - struct ieee80211_key_conf *key, int pid, - struct sk_buff *skb) -{ - __le32 *txwi = (__le32 *)(skb->data - MT_SDIO_TXD_SIZE); - - memset(txwi, 0, MT_SDIO_TXD_SIZE); - mt7921_mac_write_txwi(dev, txwi, skb, wcid, key, pid, false); - skb_push(skb, MT_SDIO_TXD_SIZE); -} - -int mt7921s_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, - enum mt76_txq_id qid, struct mt76_wcid *wcid, - struct ieee80211_sta *sta, - struct mt76_tx_info *tx_info) -{ - struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_info->skb); - struct ieee80211_key_conf *key = info->control.hw_key; - struct sk_buff *skb = tx_info->skb; - int err, pad, pktid; - - if (unlikely(tx_info->skb->len <= ETH_HLEN)) - return -EINVAL; - - if (!wcid) - wcid = &dev->mt76.global_wcid; - - if (sta) { - struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; - - if (time_after(jiffies, msta->last_txs + HZ / 4)) { - info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS; - msta->last_txs = jiffies; - } - } - - pktid = mt76_tx_status_skb_add(&dev->mt76, wcid, skb); - mt7921s_write_txwi(dev, wcid, qid, sta, key, pktid, skb); - - mt7921_skb_add_usb_sdio_hdr(dev, skb, MT7921_SDIO_DATA); - pad = round_up(skb->len, 4) - skb->len; - - err = mt76_skb_adjust_pad(skb, pad); - if (err) - /* Release pktid in case of error. */ - idr_remove(&wcid->pktid, pktid); - - return err; -} - void mt7921s_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e) { __le32 *txwi = (__le32 *)(e->skb->data + MT_SDIO_HDR_SIZE);