lkml.org 
[lkml]   [2016]   [Feb]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[tip:x86/urgent] hpet: Drop stale URLs
Commit-ID:  4e7f9df25874cedbbc604a5c5c2e7a6efe662387
Gitweb: http://git.kernel.org/tip/4e7f9df25874cedbbc604a5c5c2e7a6efe662387
Author: Michael S. Tsirkin <mst@redhat.com>
AuthorDate: Thu, 11 Feb 2016 01:05:01 +0200
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Wed, 17 Feb 2016 09:39:56 +0100

hpet: Drop stale URLs

Looks like the HPET spec at intel.com got moved.
It isn't hard to find so drop the link, just mention
the revision assumed.

Suggested-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Clemens Ladisch <clemens@ladisch.de>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linux-doc@vger.kernel.org
Link: http://lkml.kernel.org/r/1455145462-3877-1-git-send-email-mst@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
Documentation/timers/hpet.txt | 4 +---
arch/x86/Kconfig | 4 ++--
drivers/char/hpet.c | 2 +-
3 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/Documentation/timers/hpet.txt b/Documentation/timers/hpet.txt
index 767392f..a484d2c 100644
--- a/Documentation/timers/hpet.txt
+++ b/Documentation/timers/hpet.txt
@@ -1,9 +1,7 @@
High Precision Event Timer Driver for Linux

The High Precision Event Timer (HPET) hardware follows a specification
-by Intel and Microsoft which can be found at
-
- http://www.intel.com/hardwaredesign/hpetspec_1.pdf
+by Intel and Microsoft, revision 1.

Each HPET has one fixed-rate counter (at 10+ MHz, hence "High Precision")
and up to 32 comparators. Normally three or more comparators are provided,
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index ab2ed53..c46662f 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -778,8 +778,8 @@ config HPET_TIMER
HPET is the next generation timer replacing legacy 8254s.
The HPET provides a stable time base on SMP
systems, unlike the TSC, but it is more expensive to access,
- as it is off-chip. You can find the HPET spec at
- <http://www.intel.com/hardwaredesign/hpetspec_1.pdf>.
+ as it is off-chip. The interface used is documented
+ in the HPET spec, revision 1.

You can safely choose Y here. However, HPET will only be
activated if the platform and the BIOS support this feature.
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 240b6cf..be54e53 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -42,7 +42,7 @@
/*
* The High Precision Event Timer driver.
* This driver is closely modelled after the rtc.c driver.
- * http://www.intel.com/hardwaredesign/hpetspec_1.pdf
+ * See HPET spec revision 1.
*/
#define HPET_USER_FREQ (64)
#define HPET_DRIFT (500)
\
 
 \ /
  Last update: 2016-02-17 13:41    [W:0.073 / U:1.488 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site