From patchwork Fri Feb 2 12:10:47 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fiona Klute X-Patchwork-Id: 13542850 Received: from mout.gmx.net (mout.gmx.net [212.227.15.18]) (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 4267A140772; Fri, 2 Feb 2024 12:11:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=212.227.15.18 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706875892; cv=none; b=pYgZ3B98wcO5HDxG5BB6XRQjhnm02Og8/lmyvhII0HG1/sAZY/7+bHnX1e/ZBXHVUmsRUH8T8m2uOcCUJ9BCEwhR3ajVup7MbRvWOENU9OjprMTFEU96HOFMTnn83Wb/tqmCW9vEzczO0bNEf/Wbg1JX/fGnXwraX9W077JjEDw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706875892; c=relaxed/simple; bh=8BzL9t0Y5BCGHieDGGgan/co80m067E9gDzrU9Mlp1M=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=g4ZD6cLbNE1BGGpTuoEjvOBJs69txOKhfbGYErii/hZefWIYWaT0lyBarZrrEXygO8HEJ7WEJXHaTQ/TXUtOaNf/UMYwCk8h6oage+eMz+G57AjxcrL0TQaSrUgAj0yKFtJep7fqu8yY2C7gdB4mLglruM80vWPgF+ZFhY6G6Bg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=gmx.de; spf=pass smtp.mailfrom=gmx.de; dkim=pass (2048-bit key) header.d=gmx.de header.i=fiona.klute@gmx.de header.b=Cvcn+psg; arc=none smtp.client-ip=212.227.15.18 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=gmx.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmx.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmx.de header.i=fiona.klute@gmx.de header.b="Cvcn+psg" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.de; s=s31663417; t=1706875879; x=1707480679; i=fiona.klute@gmx.de; bh=8BzL9t0Y5BCGHieDGGgan/co80m067E9gDzrU9Mlp1M=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To: References; b=Cvcn+psg65e4RjQO5a4wsc5EWDNnCzVdpn27aKjgYJCKI3SuQ70yot4fjWCgjQvQ nTyZpgz3ESYXuZtmppAjHbekBjW+92nWNvbxxn1LG6fUqVZmFBA3lfNUpvOGlSjWn Zw3ENhNtscInomnwTis0xA+Hy3A58ddryA4elCc4ah80cEGAyb5WYOoLG1wZeT+6S tnES4Tva6m9xs5IiKCgWzllUT57WV1DoFwrHo3f60onfZ9y30E+YkPw6QgdOal93k 7K2jfBfihAMm6izciTDcd55iDusnGRHi4iQ8STu4JF+2MXB8GokhgqdinAjFSNpiC 8Z6iUPc+5BsyyOk0CA== X-UI-Sender-Class: 724b4f7f-cbec-4199-ad4e-598c01a50d3a Received: from haruka.lan ([85.22.17.32]) by mail.gmx.net (mrgmx004 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MowGa-1qgbOa3KdK-00qSFN; Fri, 02 Feb 2024 13:11:18 +0100 From: Fiona Klute To: linux-wireless@vger.kernel.org, Ping-Ke Shih Cc: Kalle Valo , Ulf Hansson , linux-mmc@vger.kernel.org, Pavel Machek , =?utf-8?q?Ond=C5=99?= =?utf-8?q?ej_Jirman?= , Fiona Klute Subject: [PATCH 8/9] wifi: rtw88: Reset 8703b firmware before download Date: Fri, 2 Feb 2024 13:10:47 +0100 Message-ID: <20240202121050.977223-9-fiona.klute@gmx.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240202121050.977223-1-fiona.klute@gmx.de> References: <20240202121050.977223-1-fiona.klute@gmx.de> Precedence: bulk X-Mailing-List: linux-mmc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Provags-ID: V03:K1:tEaz1ZEgpAYeLPzm45NEtJeFiUSw5EJxLIIX7LZJeeg4utpjRCD D9L1V8FQdVXg5cTKZT3YHQ+AxWzYyRkLP3ve9jt5fYXDJSDC0rvT5dwgshx9G1/oDpBES83 5RiwrYbKnwwEbNduP03ASZlopn5pzUsfE3rUoTTEheiehxfPDX8bd5E+EXEqVH6gpWeOzkO a3NEzNDwhMmbR2nD2HATg== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:o7qoOM5cLWU=;uJx6kJ3T7Til55pkNi3iFGTr2Aw aac1PFwQWQ7qlIoU0oBcAK+ZxnlzuLNIUUADnxG2sLQSnxWJXEy43vY+OXw83T0l1sImIXjja tVfI/9ymkpx8/vSnBbEh/jyZ4wCM5JCHT9h7GYz+6lqEOp4TOrQvtBWbWCCs3uENS6w7Kh5XS t4tNfxwXMvto2wZ2jeYFvBsR1+xVzECBhNP9xgPlAJRxZdRHrjGv8FUN/o4hvSQ+wAu8Me5IZ 056TypXed2CowlOIKqGOEFHvyd2CY4xGBdgeJFYTFitmK/CelvfhUGUHDILBRuvIRrkfSdlIu MemNkdDdcUF1mlg5JciLdph3N1aPgwOMMQqXJ8bpthN3vgmeHUcF+T2mCqN/6LfY3yUybwcTH oW2KHaBhPlCAptmUjTzBVCJJYh7a+D/I5//TnSQ7Bq+Z/iX2bhzEEfJ/66GsTJiAP2osve+dr mVOB5t5ypOIVb1m2ve8tgEuuf3RQKtszNTahhZ1oDTvOZN9fFutCfCtC0hwGMuCRrj1qCFg2B SxuaVI/OKPYh4QaswpGQ4kobfeSIc4ROUz4WS+aahTcmphcCFSsCI9Xbh0Ayc3yr2B6S7eerg CtZ0fl8snSUGYldPguCfZofu0RCwxhxIMAZg7NDQQ4vLrjMp4XNAAYC46zYzQ2G7mKi27r1bA 9wmhGOHTCp7M0/6mRFEr48kCNjAWBFWON8qBJeYXa5UAnNfQQ9kwmbXEZ8nmhHQy/SROC4KFn P2DTyS2jRTjYUn7ka6vpYAmoxKfwkhlyGi1J//cxkqLWbBXfYhRNy6LrifqBA7UHBIfV0RVdj oHY4ilpHq44ncoRi2Lu1j4gRWO1tzjNIm91Ckt8RFkCAc= Sometimes 8703b firmware is still active from previous use when the driver needs to download the firmware during MAC activation. Reset it in that case. Signed-off-by: Fiona Klute --- drivers/net/wireless/realtek/rtw88/mac.c | 6 ++++++ 1 file changed, 6 insertions(+) -- 2.43.0 diff --git a/drivers/net/wireless/realtek/rtw88/mac.c b/drivers/net/wireless/realtek/rtw88/mac.c index 298663b035..b6de097e44 100644 --- a/drivers/net/wireless/realtek/rtw88/mac.c +++ b/drivers/net/wireless/realtek/rtw88/mac.c @@ -936,6 +936,12 @@ static int __rtw_download_firmware_legacy(struct rtw_dev *rtwdev, { int ret = 0; + /* reset firmware if still present */ + if (rtwdev->chip->id == RTW_CHIP_TYPE_8703B && + rtw_read8(rtwdev, REG_MCUFW_CTRL) & BIT_RAM_DL_SEL) { + rtw_write8(rtwdev, REG_MCUFW_CTRL, 0x00); + } + en_download_firmware_legacy(rtwdev, true); ret = download_firmware_legacy(rtwdev, fw->firmware->data, fw->firmware->size); en_download_firmware_legacy(rtwdev, false);