From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from m16.mail.163.com (m16.mail.163.com [117.135.210.2]) (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 9B63A36492D; Mon, 2 Mar 2026 16:01:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=117.135.210.2 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772467287; cv=none; b=X2xSv3Q5aYcZr2/FdgWHJ/hrP05gitqZl6SvD2srU0mqaXjw3N9vY3+h6izfYzsTKq9/3+Nqi/xRFOjTu4daM2p/TIf/kb5PS9kQjwsS/96KaaMFDZK0voOrE+84kxgmG9zfivO7elbTWP/t6AneOAmmf/ok+thihTCu011WQeM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772467287; c=relaxed/simple; bh=v16XPKhbgVnwceWsCy31FX/WYbrRF1iDlIZT1537f9Q=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=NS9ObJeB5B96G73tZaaIpvWaTM9X7k+DHfZ2KiMguoMvQvyJerz65y8yB54EH7NzywMBgty6SrBACvEEP/Bdzf+k5deIILclf0zSFU7tbuMUnPo/UGa1XV2RdVaYhqMzrOFzUuZME+/IlorjQ61wlu8JxtI156SPszykGNKU7aA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=ScKWJQaU; arc=none smtp.client-ip=117.135.210.2 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="ScKWJQaU" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=Message-ID:Date:MIME-Version:Subject:To:From: Content-Type; bh=RSQdPhN9oVhNY3UYyEfe+K/nlo15sOXkFONrZofQjoI=; b=ScKWJQaU/8+qKpd6w6655Aggq4gH+zKQfLlUg34hpn09zkSK1vpltgjGprZtEe JfcgbQpUFduz+6QExa7WM0GWyByiVhC3/w537KO9Olo7dZ7jBBZoQCs86jQPMqAl HPvtEPOLXjdIxWifwm2J1AV84Yks5geT8EipO+IUAGhYs= Received: from [IPV6:240e:b8f:927e:1000:4390:9d39:cacd:606d] (unknown []) by gzga-smtp-mtada-g1-1 (Coremail) with SMTP id _____wA3Jwv8s6VpeXz2NQ--.21625S2; Mon, 02 Mar 2026 23:59:57 +0800 (CST) Message-ID: <53c62d0c-cc5e-4ae3-82ce-03d408217837@163.com> Date: Mon, 2 Mar 2026 23:59:55 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3] PCI: dw-rockchip: Enable async probe by default To: Anand Moon , Lorenzo Pieralisi , =?UTF-8?Q?Krzysztof_Wilczy=C5=84ski?= , Manivannan Sadhasivam , Rob Herring , Bjorn Helgaas , Heiko Stuebner , Niklas Cassel , Shawn Lin , Nicolas Frattaroli , Wilfred Mallawa , "open list:PCI NATIVE HOST BRIDGE AND ENDPOINT DRIVERS" , "moderated list:ARM/Rockchip SoC support" , "open list:ARM/Rockchip SoC support" , open list Cc: Grimmauld References: <20260226101032.1042-1-linux.amoon@gmail.com> Content-Language: en-US From: Hans Zhang <18255117159@163.com> In-Reply-To: <20260226101032.1042-1-linux.amoon@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CM-TRANSID:_____wA3Jwv8s6VpeXz2NQ--.21625S2 X-Coremail-Antispam: 1Uf129KBjvJXoW7Aw1fZrWDGw4fAr47KryfWFg_yoW8Ww43pa 1DAF17Ar95Gr4SqF4xGaykuFyYqanrA3yDJ393W34a9Fyayr15K3sIgF9Iqrnrtr42ka4F kw15tF9rGa9IvrDanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x0zRtKs8UUUUU= X-CM-SenderInfo: rpryjkyvrrlimvzbiqqrwthudrp/xtbC7B7vk2mls-446gAA3d On 2026/2/26 18:10, Anand Moon wrote: > Rockchip DWC PCIe driver currently performs synchronous link training for > combo PHYs (PCIe 3.0/2.0 and SATA 3.0) during boot. This process waits for > the link to be fully established, adding several milliseconds to the boot > sequence. To optimize boot time, this change enables asynchronous probing, > allowing link establishment to proceed in the background while the kernel > continues probing other devices. > > Cc: Grimmauld > Cc: Niklas Cassel > Tested-by: Grimmauld > Signed-off-by: Anand Moon Reviewed-by: Hans Zhang <18255117159@163.com> > --- > v3: update the commit message to describe the changs. > added tested by Grimmauld. > https://lore.kernel.org/all/20240809073610.2517-1-linux.amoon@gmail.com/ > v2: update the commit message to describe the changs. > --- > drivers/pci/controller/dwc/pcie-dw-rockchip.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/pci/controller/dwc/pcie-dw-rockchip.c b/drivers/pci/controller/dwc/pcie-dw-rockchip.c > index 5b17da63151d5..c31e0e9848327 100644 > --- a/drivers/pci/controller/dwc/pcie-dw-rockchip.c > +++ b/drivers/pci/controller/dwc/pcie-dw-rockchip.c > @@ -746,6 +746,7 @@ static struct platform_driver rockchip_pcie_driver = { > .name = "rockchip-dw-pcie", > .of_match_table = rockchip_pcie_of_match, > .suppress_bind_attrs = true, > + .probe_type = PROBE_PREFER_ASYNCHRONOUS, > }, > .probe = rockchip_pcie_probe, > }; > > base-commit: f4d0ec0aa20d49f09dc01d82894ce80d72de0560