From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from m16.mail.163.com (m16.mail.163.com [117.135.210.4]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 73713213E74; Fri, 28 Mar 2025 09:42:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=117.135.210.4 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743154930; cv=none; b=ILflX1HFHIJh5cX9fhO+BZUGEsF1ongw3OQgNw2KBwg4RMQHOd2Y2hUX5+sjOs6oyl40Dh3z/rG734KF0Pjsx8Oqv48i60Of2BCdLacXFRZX6DZa8C9g/UPEephz6VjIYqxxhk/+48aLTi7KK85ODAfOi+4LLhnFTK3CLYM27/U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743154930; c=relaxed/simple; bh=1tOm1RRKmLyexiYQKGJ5XtYsSWNwz4bNWr8NW7Dxk68=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=ZNR/gcQD5HdtO8weDi8wzrLjx7XjYs2hVeEA2qtg1hJ+QaTYKJFV2cFsRhukW06JrXU2jhBh2U5RW/z+banLYH9IoFK0Hwea1QmUJ6gaTnqt5fWWCANU7/2YxLmJjtAtHN3T1kBRk9OAz35BIwOko8OM6r17OqOkgykFyibneCk= 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=PSF77Uf5; arc=none smtp.client-ip=117.135.210.4 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="PSF77Uf5" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=Message-ID:Date:MIME-Version:Subject:From: Content-Type; bh=EOYaYwk+UihroShXmru2lDzirG7g3AnPW3s/+OsmehU=; b=PSF77Uf5Xl6x3/wlxeAGJmzQ4WF8w60Y/gkCyBXt+Ga8U5Z+ulT0mjbnr/EIW/ TSwH/ObGiSopA7EJG3dGlrdRLFFmH23ev6ltZrsNXPE1SWVbu6NoJLAJRTpx7guE U5GiX+xLVhKDp5y+HoeXWBMnYbaaPbOi5BNin3Swvsn7M= Received: from [192.168.60.52] (unknown []) by gzsmtp4 (Coremail) with SMTP id PygvCgCXJl65buZnZnI1Ag--.13974S2; Fri, 28 Mar 2025 17:41:17 +0800 (CST) Message-ID: <3ab30a8f-0dca-42cd-a79c-2e6f660a0999@163.com> Date: Fri, 28 Mar 2025 17:41:13 +0800 Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [v6 1/5] PCI: Introduce generic capability search functions To: Manivannan Sadhasivam Cc: lpieralisi@kernel.org, kw@linux.com, robh@kernel.org, bhelgaas@google.com, jingoohan1@gmail.com, thomas.richard@bootlin.com, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250323164852.430546-1-18255117159@163.com> <20250323164852.430546-2-18255117159@163.com> Content-Language: en-US From: Hans Zhang <18255117159@163.com> In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CM-TRANSID:PygvCgCXJl65buZnZnI1Ag--.13974S2 X-Coremail-Antispam: 1Uf129KBjvdXoW7GryrurW3Gw1xGF1fJF18Xwb_yoW3ZrbE93 4j9F13AFyq9Fy2kr1YyrsYvFyYk3WDWw4vgayktas3Za4Fqr1aga48ZFWYvw17Ja15JrnI v3y0yF48uFyj9jkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IUjdgA7UUUUU== X-CM-SenderInfo: rpryjkyvrrlimvzbiqqrwthudrp/xtbBDw8eo2fmaxpo2QAAs8 On 2025/3/28 00:57, Manivannan Sadhasivam wrote: >> diff --git a/drivers/pci/controller/Kconfig b/drivers/pci/controller/Kconfig >> index 9800b7681054..0020a892a55b 100644 >> --- a/drivers/pci/controller/Kconfig >> +++ b/drivers/pci/controller/Kconfig >> @@ -132,6 +132,23 @@ config PCI_HOST_GENERIC >> Say Y here if you want to support a simple generic PCI host >> controller, such as the one emulated by kvmtool. >> >> +config PCI_HOST_HELPERS >> + bool >> + prompt "PCI Host Controller Helper Functions" if EXPERT > > User is not required to select this Kconfig option so that his driver can build. > Please make this symbol invisible to user and make it selected by the required > controller drivers only. > Hi Mani, Thanks your for reply. Will change. Best regards, Hans