From patchwork Wed Dec 22 05:58:18 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Wang X-Patchwork-Id: 528007 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 E8E06C433F5 for ; Wed, 22 Dec 2021 05:58:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242624AbhLVF61 (ORCPT ); Wed, 22 Dec 2021 00:58:27 -0500 Received: from mailgw02.mediatek.com ([210.61.82.184]:53516 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S232036AbhLVF60 (ORCPT ); Wed, 22 Dec 2021 00:58:26 -0500 X-UUID: 63f418946b4f4ca0b0f04a16e370a6ce-20211222 X-UUID: 63f418946b4f4ca0b0f04a16e370a6ce-20211222 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 955502101; Wed, 22 Dec 2021 13:58:23 +0800 Received: from mtkexhb02.mediatek.inc (172.21.101.103) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 22 Dec 2021 13:58:21 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkexhb02.mediatek.inc (172.21.101.103) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 22 Dec 2021 13:58:21 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 22 Dec 2021 13:58:20 +0800 From: To: , CC: , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH 2/2] mt76: mt7921s: update mt7921s_wfsys_reset sequence Date: Wed, 22 Dec 2021 13:58:18 +0800 Message-ID: X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: YN Chen MT7921S firmware expects driver to clear out the firmware download state before FW is downloaded again in WiFi reset procedure. Co-developed-by: Sean Wang Signed-off-by: Sean Wang Signed-off-by: YN Chen --- drivers/net/wireless/mediatek/mt76/mt7921/regs.h | 3 +++ drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c | 2 ++ 2 files changed, 5 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/regs.h b/drivers/net/wireless/mediatek/mt76/mt7921/regs.h index cbd38122c510..411695f273cd 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/regs.h +++ b/drivers/net/wireless/mediatek/mt76/mt7921/regs.h @@ -454,6 +454,9 @@ #define MT_DMASHDL_SCHED_SET(_n) MT_DMA_SHDL(0x070 + ((_n) << 2)) +#define MT_CONN_STATUS 0x7c053c10 +#define MT_WIFI_PATCH_DL_STATE BIT(0) + #define MT_CONN_ON_LPCTL 0x7c060010 #define PCIE_LPCR_HOST_OWN_SYNC BIT(2) #define PCIE_LPCR_HOST_CLR_OWN BIT(1) diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c index e0f0d3a2b17e..4fd1d4765b04 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c @@ -63,6 +63,8 @@ int mt7921s_wfsys_reset(struct mt7921_dev *dev) clear_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); /* activate mt7921s again */ + mt7921s_mcu_drv_pmctrl(dev); + mt76_clear(dev, MT_CONN_STATUS, MT_WIFI_PATCH_DL_STATE); mt7921s_mcu_fw_pmctrl(dev); mt7921s_mcu_drv_pmctrl(dev);