From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 5CEEF384CFD; Mon, 6 Jul 2026 02:56:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783306599; cv=none; b=XbhtQDbdwLiZ/RnTqjBY+Ijkr3aJw7UDexU/O6jMoMJ97+eUOpbzDtZhqsA3LqETiBWed3MhdHpHr7BIcPdYeqadNBZXdJ1DwElNo/nSm+kkmW4wt//x4fySEbTO1jws2ri34TUKp5rMLhgwIEtJXhudK6gDFp1P5eHyWMXATM0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783306599; c=relaxed/simple; bh=IJqCjtXpCoUE/v7PgUvu5k5lyOP3sUybOj8mb5lDPuE=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=ZMfg8TeDe5s3GlAnz97v3yXtPtb5/vNXSNKvFAhNBTBpL5lg4T0hMF06emi8T8Yg3ks6NEoGjqZQRS1C67QP+GGL4dCTUHZqK3mQsk4VPMSVQS2ua9ccRCisrqA+H1WoUu2NDyPHqCPIYp8VyVB/+3Gq5rnBhA2vGllQw16zbXM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=FOQApDED; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="FOQApDED" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9F7AB1F000E9; Mon, 6 Jul 2026 02:56:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783306598; bh=IJqCjtXpCoUE/v7PgUvu5k5lyOP3sUybOj8mb5lDPuE=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=FOQApDEDQZh1FcqYgKX5SC2sk+8cG+lWv3X/jearzHH7ES0HWMSxKkhney4VKIa/4 aeWMGTFe6eTR81Bl9k95OsOlPjADg1u/VECKvkLtIFrnfKSkwiv1+zxIMVZyqydaMP 4raTEfk26PeXlO2dWwTpHdJpsFmlES27MSjWsDsRD6HTBFk+ZfbM+azFLAvhNUOPu5 3K8zWlhEWfwCty4EDdm/BM/gona9TBIYLQnmSsjU1MMuh5Q8CXSPvnFw94SaydokxR 7HpZg7xIOXw97rM0WJSreuGpl1n+UTPc+fJHWD9GI/+6WU1iKLF4tJwNXTPHE7ZEMS kYHKmqAc0xfOw== From: sashiko-bot@kernel.org Subject: Re: [PATCH v1] PCI: dwc: Add force_l2 flag for platforms requiring L2 entry without D3cold Reply-To: sashiko-reviews@lists.linux.dev To: hongxing.zhu@oss.nxp.com Cc: imx@lists.linux.dev, linux-pci@vger.kernel.org, Frank.Li@kernel.org In-Reply-To: <20260706024752.3256106-1-hongxing.zhu@oss.nxp.com> References: <20260706024752.3256106-1-hongxing.zhu@oss.nxp.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Mon, 06 Jul 2026 02:56:36 +0000 Message-Id: <20260706025637.9F7AB1F000E9@smtp.kernel.org> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > From: Richard Zhu >=20 > Some platforms like i.MX have their PCIe RC controllers powered off > during system suspend, requiring full re-initialization on resume. > These platforms need to enter L2 state to properly notify endpoints > before power loss, even when D3cold is not supported. >=20 > Add a force_l2 flag to allow platform drivers to request L2 entry > during suspend regardless of D3cold capability, and enable it for > i.MX PCIe controllers. >=20 > Signed-off-by: Richard Zhu Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20260706024752.3256= 106-1-hongxing.zhu@oss.nxp.com?part=3D1