Messages in this thread | | | Subject | RE: [PATCH] fix hpet drift and url | Date | Tue, 30 Aug 2005 11:27:25 -0700 | From | "Pallipadi, Venkatesh" <> |
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Ack.
Andrew: Please apply.
Thanks, Venki
>-----Original Message----- >From: Alex Williamson [mailto:alex.williamson@hp.com] >Sent: Tuesday, August 30, 2005 10:40 AM >To: akpm@osdl.org >Cc: Robert W. Picco; Pallipadi, Venkatesh; linux-kernel@vger.kernel.org >Subject: [PATCH] fix hpet drift and url > > > The HPET driver is using a parts per second drift factor instead of >the standard parts per million drift the time interpolator >code expects. >This patch fixes that problem and updates the URL for the HPET spec. > >Signed-off-by: Alex Williamson <alex.williamson@hp.com> > >diff -r 38ae29531c91 drivers/char/hpet.c >--- a/drivers/char/hpet.c Tue Aug 30 05:51:28 2005 >+++ b/drivers/char/hpet.c Tue Aug 30 11:21:46 2005 >@@ -44,7 +44,7 @@ > /* > * The High Precision Event Timer driver. > * This driver is closely modelled after the rtc.c driver. >- * http://www.intel.com/labs/platcomp/hpet/hpetspec.htm >+ * http://www.intel.com/hardwaredesign/hpetspec.htm > */ > #define HPET_USER_FREQ (64) > #define HPET_DRIFT (500) >@@ -712,7 +712,7 @@ > ti->shift = 10; > ti->addr = &hpetp->hp_hpet->hpet_mc; > ti->frequency = hpet_time_div(hpets->hp_period); >- ti->drift = ti->frequency * HPET_DRIFT / 1000000; >+ ti->drift = HPET_DRIFT; > ti->mask = -1; > > hpetp->hp_interpolator = ti; > > > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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