From patchwork Sat Mar 9 11:56:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fiona Klute X-Patchwork-Id: 13587614 Received: from mout.gmx.net (mout.gmx.net [212.227.15.19]) (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 BF2F63A1CD; Sat, 9 Mar 2024 11:57:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=212.227.15.19 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709985469; cv=none; b=V1sE1VGSfZmrmt+nNbPP2C7F2VdEwUl5u93m6wii1ccJI4Vndrbli/aQx2Ku5cMnXEA44d+SKYyDT6OitGToXaefi6kW5TfbhSpxaAE3t8E/aA/QtpL11NSB94bwuumX3d00dG+OBUM9tR9v05gzfLRI9Hvp/FiE+ZE9W7EO87s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709985469; c=relaxed/simple; bh=KwZr///IvqX1ALEKr4OOy/LNKMTrPfYHY9pB5hMd8FY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=EsnrrQCo17lECXv+jSpNuORKRnSOOQ68PVLRLM3WTvVnrVmkvUH+k6TjHkC6oo2D5wDhybVmXCkHNHcT08ogpqWfNeBF+dDqxfOG0IY77GgGSn6pm5RQm9ONszvUKSff3iaw/Ecgc7sZyS1P6DlwBcex7zBqpxHQe3CV60wkOoI= 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=m0OBqLoh; arc=none smtp.client-ip=212.227.15.19 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="m0OBqLoh" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.de; s=s31663417; t=1709985457; x=1710590257; i=fiona.klute@gmx.de; bh=KwZr///IvqX1ALEKr4OOy/LNKMTrPfYHY9pB5hMd8FY=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To: References; b=m0OBqLohlsM40d09ZxwbMhQhbqjpS7FK90qN8NZe/+fuYevE/GmTiCX6sAaiPKf+ NN6ZLz0VBO7LXogMkCAly8jqx6QdqmY1Z/CjwJlfw0wRsr6IjtOOKtvD7ReyBwXoJ Z9rBKeD6phs9aaqa40TowZVWmMpgX8v+YKVEh8/LuVqsjsFrjJu6HKOQTQNUIf8eK cNhtPW9oCmEU4gspnZun7sBAKXTjqEBYgTC7d8wb8Q3AirPm5ckDc7rSJNTxtI5It uOl5aq6HwggjAh1WARm3JAN0nMeA02ZZU/PDyq1Ax2/XG5v2TIpDDJgoQ8RejqxCM PWWZHudkYsJTmiMm7Q== X-UI-Sender-Class: 724b4f7f-cbec-4199-ad4e-598c01a50d3a Received: from haruka.lan ([85.22.112.71]) by mail.gmx.net (mrgmx004 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MqJqD-1r6L2o03Vb-00nRyw; Sat, 09 Mar 2024 12:57:37 +0100 From: Fiona Klute To: linux-wireless@vger.kernel.org, Ping-Ke Shih Cc: Fiona Klute , Kalle Valo , Ulf Hansson , linux-mmc@vger.kernel.org, Pavel Machek , =?utf-8?q?Ond=C5=99ej_Jirman?= Subject: [PATCH v3 8/9] wifi: rtw88: Reset 8703b firmware before download Date: Sat, 9 Mar 2024 12:56:44 +0100 Message-ID: <20240309115650.367204-9-fiona.klute@gmx.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240309115650.367204-1-fiona.klute@gmx.de> References: <20240309115650.367204-1-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:K1:93Wh7zjC7xWE+cYTuIkuM2UtTC4hTovN9b6LKXltcwQCHKW9iNu e/T8kg3mRAneHl/m/sV1vcRtignez4Ec3qc/3Hxs9g0nMk67enttwpMOYgFijbk6ptFKcuj P1P3U1JDmr4dokDjrFs+oYRoPGA1i1bxI6kip8AZjd8l/KURBAAKxlc8QllKugg8nLKdDyA I4vksvRAEqm5K2ObvILHA== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:NG+efRHEFds=;xkjLljadMslbiPLJ0M2iv6rgyMv WUEDgmlZGX+yzBIL3SuZXgxzd/np/w9Vq2JNs2OjWg1g9lVLUBq2ejRm/p78feAZ8X1x9rzqa U6pvsuCWZQIQSfZWiRnoZkBpxIP1KMf6uV0VCxVNToIDKZkI9h8NpGFE7JmGKCKNcqtwH33us dy9VKCDL7QCLRAIPfjdJzWcLDzCwjoiDnXB4+dXaciazBobyOwVFaE78EivKqZf9KAuJQzuq9 K1Bn1HZF5vNvSIXGcA9IriTSaCnnAF/udzqsY9nYLedaZZ002kZi229nhUEf8dKyAuKe7S2+R Yp4UHHXpXxdT2o2DYapIvw7SwBLXV0+8uO3ibgNm/hpbZUGi2BpmEWC2iNQXZ7GjuVWRO/Q9I rk55jvbFg5r5LBoM5PmAzQ+UIrGjJNKXf5v1+R2vWn+prcs0BiCRS9zYUhzxKRrECP+Ed3RO7 uevNn8WsGoB4tZgCbjnQv4LIQeU+AVzEDLKcPMv9XAOk5jjwwg2B7ZeT6Obvk3TqC6b0IUAgP yl8WFJAYhT6HGpaKkC40AAnstOYITitrh4b3daMxO9UjRR9udn6BJRAjmPF5liyAbPyKTOtaP ksCMM0R9JoJTzuRayd2yg8lNvYTlXfe633ALnJo7KSucvqqdq/3/hfNrofKG5fmtHAC/kZ737 R7bmtp5+44FuAprX6nHrfcoRGzRrfVohlkHb2jxE67w1nRmECoHbToQkGuLEmkjkYJziCaEL1 5sXt+43sVDa2uhOYLWMWEeXCGZukn39rI1l+vfpqR1/qMZI1WItoPUK3VJhrC9vBf0QojPiO0 uZCY8jazskYD8eZc5fDSLRnuxM/GiDf8sMNSmho5xUj90= 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. Acked-by: Ping-Ke Shih Tested-by: Pavel Machek 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 298663b0358..5fa38b1068e 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_mask(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);