From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 6D8DB187554; Tue, 26 Aug 2025 13:20:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756214440; cv=none; b=FketmDb7XtNJ2drEBBzwCcA+m3chjJ6Z0vP+RA2thy6AAZ5nfEPRUUe5m8WvbB6Dc8ml37PosGhqPblgf7wY0guam8E8gJoHw9w8KZv0JnT8j6QkGttPvfTKbfXcBHxT/61E14DoGMnGbEEb5PcFApB2TT/ASjcFmy0qzDV1QJ0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756214440; c=relaxed/simple; bh=DXqboIZKXZ42CGARzccnAhpFGIKrXnremqSDac6qvzU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=CISRNpy6nAk0DD5UxzlIIJwxYhCvaNz7E8l289Ni4qUQaWn9Iw5VSjz1DG0n94fvZTSB2cVPXypBXeLVCzsW+ymsHvecz6LAL2Gsf9XOQugd5ru/g8HM+jdIZjOqxNE8n34+8FjcaivXjDmJrR+wk9IikPC4tzeeMFynA5D8NGo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=M6yrKxf9; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="M6yrKxf9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DDEE7C4CEF1; Tue, 26 Aug 2025 13:20:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1756214440; bh=DXqboIZKXZ42CGARzccnAhpFGIKrXnremqSDac6qvzU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=M6yrKxf9aBaWcF93PT0d833PeAtf0XJcEWXOwi4E1dA6C1FzHCPprHHX5E7ExB09Z 8orgUZO6nc88P0kDfIVmgBMXC67N74dUBzhcdXOJbv+nIwRNG3oBeih4UyPDxcL/ah YSl9z8qOPU2GOsQycuuefT2TnQmGXOWdjeFIBowo= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Bitterblue Smith , Ping-Ke Shih , Sasha Levin Subject: [PATCH 6.1 138/482] wifi: rtw89: Disable deep power saving for USB/SDIO Date: Tue, 26 Aug 2025 13:06:31 +0200 Message-ID: <20250826110934.229854994@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250826110930.769259449@linuxfoundation.org> References: <20250826110930.769259449@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Bitterblue Smith [ Upstream commit a3b871a0f7c083c2a632a31da8bc3de554ae8550 ] Disable deep power saving for USB and SDIO because rtw89_mac_send_rpwm() is called in atomic context and accessing hardware registers results in "scheduling while atomic" errors. Signed-off-by: Bitterblue Smith Acked-by: Ping-Ke Shih Signed-off-by: Ping-Ke Shih Link: https://patch.msgid.link/0f49eceb-0de0-47e2-ba36-3c6a0dddd17d@gmail.com Signed-off-by: Sasha Levin --- drivers/net/wireless/realtek/rtw89/core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index 9e4a02a322ff..ff3a31bf3a87 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -1721,6 +1721,9 @@ static enum rtw89_ps_mode rtw89_update_ps_mode(struct rtw89_dev *rtwdev) { const struct rtw89_chip_info *chip = rtwdev->chip; + if (rtwdev->hci.type != RTW89_HCI_TYPE_PCIE) + return RTW89_PS_MODE_NONE; + if (rtw89_disable_ps_mode || !chip->ps_mode_supported || RTW89_CHK_FW_FEATURE(NO_DEEP_PS, &rtwdev->fw)) return RTW89_PS_MODE_NONE; -- 2.39.5