From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757729Ab1FINIK (ORCPT ); Thu, 9 Jun 2011 09:08:10 -0400 Received: from hera.kernel.org ([140.211.167.34]:33325 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757592Ab1FINIG (ORCPT ); Thu, 9 Jun 2011 09:08:06 -0400 Date: Thu, 9 Jun 2011 13:07:49 GMT From: tip-bot for Ralf Baechle Message-ID: Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com, linux@arm.linux.org.uk, ralf@linux-mips.org, tglx@linutronix.de Reply-To: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, ralf@linux-mips.org, linux@arm.linux.org.uk, tglx@linutronix.de In-Reply-To: <20110601180610.832810002@duck.linux-mips.net> References: <20110601180610.832810002@duck.linux-mips.net> To: linux-tip-commits@vger.kernel.org Subject: [tip:timers/cleanup] i8253: Consolidate definitions of PIT_LATCH Git-Commit-ID: 49cf3f29a1ef2e59f1be823e376c1fbac586eb8d X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.3 (hera.kernel.org [127.0.0.1]); Thu, 09 Jun 2011 13:07:49 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 49cf3f29a1ef2e59f1be823e376c1fbac586eb8d Gitweb: http://git.kernel.org/tip/49cf3f29a1ef2e59f1be823e376c1fbac586eb8d Author: Ralf Baechle AuthorDate: Wed, 1 Jun 2011 19:05:07 +0100 Committer: Thomas Gleixner CommitDate: Thu, 9 Jun 2011 15:01:40 +0200 i8253: Consolidate definitions of PIT_LATCH x86 defines PIT_LATCH as LATCH which in is defined as ((CLOCK_TICK_RATE + HZ/2) / HZ) and again defines CLOCK_TICK_RATE as PIT_TICK_RATE. MIPS defines PIT_LATCH as LATCH which in is defined as ((CLOCK_TICK_RATE + HZ/2) / HZ) and again defines CLOCK_TICK_RATE as 1193182. ARM defines PITCH_LATCH as ((PIT_TICK_RATE + HZ / 2) / HZ) - and that's the sanest thing and equivalent to above definitions so use that as the new definition in . Signed-off-by: Ralf Baechle Cc: Russell King Cc: linux-arm-kernel@lists.infradead.org Cc: linux-mips@linux-mips.org Link: http://lkml.kernel.org/r/20110601180610.832810002@duck.linux-mips.net Signed-off-by: Thomas Gleixner --- arch/arm/include/asm/i8253.h | 2 -- arch/mips/include/asm/i8253.h | 2 -- arch/x86/include/asm/i8253.h | 2 -- include/linux/i8253.h | 4 ++++ 4 files changed, 4 insertions(+), 6 deletions(-) diff --git a/arch/arm/include/asm/i8253.h b/arch/arm/include/asm/i8253.h index 5b41b92..fee59eb 100644 --- a/arch/arm/include/asm/i8253.h +++ b/arch/arm/include/asm/i8253.h @@ -1,6 +1,4 @@ #ifndef __ASMARM_I8253_H #define __ASMARM_I8253_H -#define PIT_LATCH ((PIT_TICK_RATE + HZ / 2) / HZ) - #endif diff --git a/arch/mips/include/asm/i8253.h b/arch/mips/include/asm/i8253.h index 32ec1f0..26f4eb1 100644 --- a/arch/mips/include/asm/i8253.h +++ b/arch/mips/include/asm/i8253.h @@ -5,8 +5,6 @@ #ifndef __ASM_I8253_H #define __ASM_I8253_H -#define PIT_LATCH LATCH - extern void setup_pit_timer(void); #endif /* __ASM_I8253_H */ diff --git a/arch/x86/include/asm/i8253.h b/arch/x86/include/asm/i8253.h index 3d5f5ee..0049dc9 100644 --- a/arch/x86/include/asm/i8253.h +++ b/arch/x86/include/asm/i8253.h @@ -1,8 +1,6 @@ #ifndef _ASM_X86_I8253_H #define _ASM_X86_I8253_H -#define PIT_LATCH LATCH - extern void setup_pit_timer(void); #endif /* _ASM_X86_I8253_H */ diff --git a/include/linux/i8253.h b/include/linux/i8253.h index 13048d3..1ec6323 100644 --- a/include/linux/i8253.h +++ b/include/linux/i8253.h @@ -9,7 +9,9 @@ #ifndef __LINUX_I8253_H #define __LINUX_I8253_H +#include #include +#include #include /* i8253A PIT registers */ @@ -17,6 +19,8 @@ #define PIT_CH0 0x40 #define PIT_CH2 0x42 +#define PIT_LATCH ((PIT_TICK_RATE + HZ/2) / HZ) + #define inb_pit inb_p #define outb_pit outb_p