From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932082AbbAFL1N (ORCPT ); Tue, 6 Jan 2015 06:27:13 -0500 Received: from mail-la0-f48.google.com ([209.85.215.48]:43270 "EHLO mail-la0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751698AbbAFL1K (ORCPT ); Tue, 6 Jan 2015 06:27:10 -0500 From: esben.haabendal@gmail.com To: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Esben Haabendal Subject: [PATCH 1/3] powerpc: ipic: Fix mcp status helper functions Date: Tue, 6 Jan 2015 12:26:58 +0100 Message-Id: <1420543620-20658-1-git-send-email-esben.haabendal@gmail.com> X-Mailer: git-send-email 2.1.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Esben Haabendal Read and write the SERSR (System Error Status Register) instead of the SERMR (System Error Mask Register), to actually get and clear the status bits. Signed-off-by: Esben Haabendal --- arch/powerpc/sysdev/ipic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c index b287337..2e41a73 100644 --- a/arch/powerpc/sysdev/ipic.c +++ b/arch/powerpc/sysdev/ipic.c @@ -843,12 +843,12 @@ void ipic_disable_mcp(enum ipic_mcp_irq mcp_irq) u32 ipic_get_mcp_status(void) { - return ipic_read(primary_ipic->regs, IPIC_SERMR); + return ipic_read(primary_ipic->regs, IPIC_SERSR); } void ipic_clear_mcp_status(u32 mask) { - ipic_write(primary_ipic->regs, IPIC_SERMR, mask); + ipic_write(primary_ipic->regs, IPIC_SERSR, mask); } /* Return an interrupt vector or NO_IRQ if no interrupt is pending. */ -- 2.1.4