From patchwork Wed Aug 30 01:19:14 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Honghui Zhang X-Patchwork-Id: 807376 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3xhnjD6BX0z9sP5 for ; Wed, 30 Aug 2017 11:19:28 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751514AbdH3BTZ (ORCPT ); Tue, 29 Aug 2017 21:19:25 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:17983 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751240AbdH3BTY (ORCPT ); Tue, 29 Aug 2017 21:19:24 -0400 Received: from mtkexhb02.mediatek.inc [(172.21.101.103)] by mailgw01.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 49165849; Wed, 30 Aug 2017 09:19:18 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1210.3; Wed, 30 Aug 2017 09:19:17 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1210.3 via Frontend Transport; Wed, 30 Aug 2017 09:19:17 +0800 From: To: , , , , , , , , , CC: , , , , , , Subject: [PATCH] PCI: mediatek: take use of PCI_NUM_INTX Date: Wed, 30 Aug 2017 09:19:14 +0800 Message-ID: <1504055954-31545-1-git-send-email-honghui.zhang@mediatek.com> X-Mailer: git-send-email 2.6.4 MIME-Version: 1.0 X-MTK: N Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org From: Honghui Zhang Switch from using a custom NUM_INTX macro to the generic PCI_NUM_INTX definition for the number of INTx interrupts. Signed-off-by: Honghui Zhang --- drivers/pci/host/pcie-mediatek.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/pci/host/pcie-mediatek.c b/drivers/pci/host/pcie-mediatek.c index c567996..5c0ce9b 100644 --- a/drivers/pci/host/pcie-mediatek.c +++ b/drivers/pci/host/pcie-mediatek.c @@ -77,7 +77,6 @@ #define PCIE_INT_MASK 0x420 #define INTX_MASK GENMASK(19, 16) #define INTX_SHIFT 16 -#define INTX_NUM 4 #define PCIE_INT_STATUS 0x424 #define MSI_STATUS BIT(23) #define PCIE_IMSI_STATUS 0x42c @@ -576,7 +575,7 @@ static int mtk_pcie_init_irq_domain(struct mtk_pcie_port *port, return -ENODEV; } - port->irq_domain = irq_domain_add_linear(pcie_intc_node, INTX_NUM, + port->irq_domain = irq_domain_add_linear(pcie_intc_node, PCI_NUM_INTX, &intx_domain_ops, port); if (!port->irq_domain) { dev_err(dev, "failed to get INTx IRQ domain\n"); @@ -594,7 +593,7 @@ static irqreturn_t mtk_pcie_intr_handler(int irq, void *data) u32 bit = INTX_SHIFT; while ((status = readl(port->base + PCIE_INT_STATUS)) & INTX_MASK) { - for_each_set_bit_from(bit, &status, INTX_NUM + INTX_SHIFT) { + for_each_set_bit_from(bit, &status, PCI_NUM_INTX + INTX_SHIFT) { /* Clear the INTx */ writel(1 << bit, port->base + PCIE_INT_STATUS); virq = irq_find_mapping(port->irq_domain,