From patchwork Mon Jan 13 02:40:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yicong Yang X-Patchwork-Id: 1221909 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=hisilicon.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 47wybL4tPQz9s29 for ; Mon, 13 Jan 2020 13:44:14 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733089AbgAMCoN (ORCPT ); Sun, 12 Jan 2020 21:44:13 -0500 Received: from szxga05-in.huawei.com ([45.249.212.191]:8702 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1732487AbgAMCoN (ORCPT ); Sun, 12 Jan 2020 21:44:13 -0500 Received: from DGGEMS404-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 010D0712A60A4F050E3D; Mon, 13 Jan 2020 10:44:11 +0800 (CST) Received: from localhost.localdomain (10.67.165.24) by DGGEMS404-HUB.china.huawei.com (10.3.19.204) with Microsoft SMTP Server id 14.3.439.0; Mon, 13 Jan 2020 10:44:05 +0800 From: Yicong Yang To: , CC: Subject: [Patch] PCI:add 32 GT/s decoding in some macros Date: Mon, 13 Jan 2020 10:40:20 +0800 Message-ID: <1578883220-28222-1-git-send-email-yangyicong@hisilicon.com> X-Mailer: git-send-email 2.8.1 MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-CFilter-Loop: Reflected Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Link speed 32.0 GT/s is supported in PCIe r5.0. Add in macro PCIE_SPEED2STR and PCIE_SPEED2MBS_ENC to correctly decode. This patch is a complementary to commit de76cda215d5 ("PCI: Decode PCIe 32 GT/s link speed") Signed-off-by: Yicong Yang --- drivers/pci/pci.h | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) -- 2.8.1 diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 3f6947e..2cd64bd 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -288,7 +288,8 @@ void pci_bus_put(struct pci_bus *bus); /* PCIe link information */ #define PCIE_SPEED2STR(speed) \ - ((speed) == PCIE_SPEED_16_0GT ? "16 GT/s" : \ + ((speed) == PCIE_SPEED_32_0GT ? "32 GT/s" : \ + (speed) == PCIE_SPEED_16_0GT ? "16 GT/s" : \ (speed) == PCIE_SPEED_8_0GT ? "8 GT/s" : \ (speed) == PCIE_SPEED_5_0GT ? "5 GT/s" : \ (speed) == PCIE_SPEED_2_5GT ? "2.5 GT/s" : \ @@ -296,7 +297,8 @@ void pci_bus_put(struct pci_bus *bus); /* PCIe speed to Mb/s reduced by encoding overhead */ #define PCIE_SPEED2MBS_ENC(speed) \ - ((speed) == PCIE_SPEED_16_0GT ? 16000*128/130 : \ + ((speed) == PCIE_SPEED_32_0GT ? 32000*128/130 : \ + (speed) == PCIE_SPEED_16_0GT ? 16000*128/130 : \ (speed) == PCIE_SPEED_8_0GT ? 8000*128/130 : \ (speed) == PCIE_SPEED_5_0GT ? 5000*8/10 : \ (speed) == PCIE_SPEED_2_5GT ? 2500*8/10 : \