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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 891C6C433F5 for ; Wed, 5 Jan 2022 15:03:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241371AbiAEPDu (ORCPT ); Wed, 5 Jan 2022 10:03:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49938 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241213AbiAEPC7 (ORCPT ); Wed, 5 Jan 2022 10:02:59 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 98B90C0611FF; Wed, 5 Jan 2022 07:02:59 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 572F5B81BA6; Wed, 5 Jan 2022 15:02:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 03FF7C36AE9; Wed, 5 Jan 2022 15:02:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1641394977; bh=ww7911UP3Fbvn/wTWNYU+t606JgfxRHZwCcarZxvnyI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TJtVffB5yuwmB3C5fBrCJVvMxTPsW0TdI4USgmOrOKNhw8pU/KeByEmg5JBLrvdVW qAbGFUstoysJOmG2ZQb5YD4247o9gBck7qoKj741GV7VxYPCtiIHqyfAiMB15Pg1Eg b0WZ1aOHxY/t5C6nzVc01hk5bRdzifU7zfc2AtRmW/w9OImbfzuuxMdmqM6DZvY8EO 34zYJrE+k20FIwLNTf562k7EqQLK7HmhJMpz8STrw9syrmve+2Fc5yFD9WKsFOv1pU bTpgVWk0s2/8s7A775ZrOpRuS3iejXaZO/72DECS2vtsvqIZ4nvl09kLwaxPl7Gk7d fBoE+zXF/5V2A== Received: by pali.im (Postfix) id AFEAF82A; Wed, 5 Jan 2022 16:02:56 +0100 (CET) From: =?UTF-8?q?Pali=20Roh=C3=A1r?= To: Lorenzo Pieralisi , Bjorn Helgaas , Rob Herring , Thomas Petazzoni , =?UTF-8?q?Krzysztof=20Wilczy=C5=84ski?= , =?UTF-8?q?Marek=20Beh=C3=BAn?= , Russell King Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 06/11] PCI: mvebu: Add support for PCI Bridge Subsystem Vendor ID on emulated bridge Date: Wed, 5 Jan 2022 16:02:34 +0100 Message-Id: <20220105150239.9628-7-pali@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20220105150239.9628-1-pali@kernel.org> References: <20220105150239.9628-1-pali@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Register with Subsystem Device/Vendor ID is at offset 0x2c. Export is via emulated bridge. After this change Subsystem ID is visible in lspci output at line: Capabilities: [40] Subsystem Signed-off-by: Pali Rohár --- drivers/pci/controller/pci-mvebu.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/pci/controller/pci-mvebu.c b/drivers/pci/controller/pci-mvebu.c index 0f2ec0a17874..811af9e6ede5 100644 --- a/drivers/pci/controller/pci-mvebu.c +++ b/drivers/pci/controller/pci-mvebu.c @@ -32,6 +32,7 @@ #define PCIE_DEV_REV_OFF 0x0008 #define PCIE_BAR_LO_OFF(n) (0x0010 + ((n) << 3)) #define PCIE_BAR_HI_OFF(n) (0x0014 + ((n) << 3)) +#define PCIE_SSDEV_ID_OFF 0x002c #define PCIE_CAP_PCIEXP 0x0060 #define PCIE_HEADER_LOG_4_OFF 0x0128 #define PCIE_BAR_CTRL_OFF(n) (0x1804 + (((n) - 1) * 4)) @@ -731,6 +732,7 @@ static int mvebu_pci_bridge_emul_init(struct mvebu_pcie_port *port) struct pci_bridge_emul *bridge = &port->bridge; u32 dev_id = mvebu_readl(port, PCIE_DEV_ID_OFF); u32 dev_rev = mvebu_readl(port, PCIE_DEV_REV_OFF); + u32 ssdev_id = mvebu_readl(port, PCIE_SSDEV_ID_OFF); u32 pcie_cap = mvebu_readl(port, PCIE_CAP_PCIEXP); u8 pcie_cap_ver = ((pcie_cap >> 16) & PCI_EXP_FLAGS_VERS); @@ -752,6 +754,8 @@ static int mvebu_pci_bridge_emul_init(struct mvebu_pcie_port *port) */ bridge->pcie_conf.cap = cpu_to_le16(pcie_cap_ver); + bridge->subsystem_vendor_id = ssdev_id & 0xffff; + bridge->subsystem_id = ssdev_id >> 16; bridge->has_pcie = true; bridge->data = port; bridge->ops = &mvebu_pci_bridge_emul_ops; -- 2.20.1 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 38505C433FE for ; Wed, 5 Jan 2022 15:05:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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