From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9CA96EDF15E for ; Fri, 13 Feb 2026 13:21:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=8v8CAc1a5nqAtx1ctsnV8mP5cbisxVoVDSRVV0yUIiQ=; b=Vx40KNmDUNgp/wSQB3Iho9r1dy nhmJJp30MSzDzcxeOkkW5hLASKHF5ZRqDWk1qjWEHAdmFZ0DemW9kmMtIBoFVHIaZdj3dGo8TVVl+ PhFHdIPDrsknsT9LdU3IL6dvWmN5TytOf/9w1rHr2v9rRL+wOTYFFB1h9SiLVhVhfNCK3NsP7OqwM hrRH8u8k23CSPr+ePE9IfqqXwCwkkRrkH5i2rkRqGerRNPjQ99ACnnIML1ajl4MQ9c4aySPtN5rDZ eQsJFGrxlaNwoA5gIcVa5Jbf0SwW1HvxbOFFwwpE7KjDyyqTzg7uVzdZ+F8IkIzVkqlcW3Mj6+WOj GO4ZgYMA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vqt76-00000003Ttv-3lxW; Fri, 13 Feb 2026 13:21:40 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vqt74-00000003TtN-262v for linux-arm-kernel@lists.infradead.org; Fri, 13 Feb 2026 13:21:39 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id B77FA44516; Fri, 13 Feb 2026 13:21:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 32D84C116C6; Fri, 13 Feb 2026 13:21:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770988897; bh=kyXJnbWHtVqYzU5oI/WdyhgLoBcZVbYqrHuJ3jB/U4Q=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ALpCMQrr0ThiCKs5Z2kZgO7LXj0dgJ+wuLIhhja7r5of6AI9dLP3rLHsUr3UWi4DV 479gca9of6f3glzP0Awfxi47pk5N06aQzyThnY0HixbhHuvPdkUbpA719YPbYMqMXv +yDG/jXwOtV0gxJQ88fqbUspNyFkARcaNDTV5//2g+WkT3s1mGzU8CQAEDFfJQGbRe nPQjoRSXyqMKD/R0wRAJlGTO8LVbb0zPLzFpRE/NIH4ZKBkQrn++RTdVP8AZ0kv8Kt A0htIRChPUaDEd3wyfRcto1mam6BqtSXcAvSMYEq6QwNOKbFQR7uKs/+0K+BmIbqy6 paPpSfliixIFg== Date: Fri, 13 Feb 2026 14:21:32 +0100 From: Niklas Cassel To: Aksh Garg Cc: linux-pci@vger.kernel.org, linux-doc@vger.kernel.org, bhelgaas@google.com, corbet@lwn.net, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, s-vadapalli@ti.com, danishanwar@ti.com, srk@ti.com Subject: Re: [RFC PATCH 3/4] PCI/DOE: Add DOE mailbox support for endpoint functions Message-ID: References: <20260213123603.420941-1-a-garg7@ti.com> <20260213123603.420941-4-a-garg7@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260213123603.420941-4-a-garg7@ti.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260213_052138_565832_4359ABC9 X-CRM114-Status: GOOD ( 12.01 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Feb 13, 2026 at 06:06:02PM +0530, Aksh Garg wrote: (snip) > diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig > index e3f848ffb52a..2a57a314054c 100644 > --- a/drivers/pci/Kconfig > +++ b/drivers/pci/Kconfig > @@ -146,6 +146,20 @@ config PCI_DOE > Say Y here if you want be able to communicate with PCIe DOE > mailboxes. > > +config PCI_DOE_EP > + bool "PCI Endpoint Data Object Exchange (DOE) support" > + depends on PCI_ENDPOINT > + help > + This enables support for Data Object Exchange (DOE) protocol > + on PCI Endpoint controllers. It provides a communication > + mechanism through mailboxes, primarily used for PCIe security > + features. > + > + Say Y here if you want be able to communicate using PCIe DOE > + mailboxes. > + > + If unsure, say N. > + I think this new Kconfig should live in: drivers/pci/endpoint/Kconfig Kind regards, Niklas