From: Michael Brunner <mibru-Mmb7MZpHnFY@public.gmane.org>
To: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: Kevin Strasser
<kevin.strasser-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>,
Kevin Strasser <strassek-29tvszzbzErpgkiH4x7ZXw@public.gmane.org>,
Darren Hart <dvhart-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>,
Samuel Ortiz <sameo-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>,
Guenter Roeck <linux-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>,
Michael Brunner
<Michael.Brunner-2UyDCMiLNfhBDgjK7y7TUQ@public.gmane.org>,
Chris Healy <chealy-KRR2zmvM+DFWk0Htik3J/w@public.gmane.org>,
Dirk Hohndel
<Dirk.Hohndel-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
Wolfram Sang <wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>,
linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [PATCH] i2c: Fix Kontron PLD prescaler calculation
Date: Fri, 26 Jul 2013 14:04:55 +0200 [thread overview]
Message-ID: <20130726140455.40b4b86b@hyperion> (raw)
Add some necessary braces that have been removed during driver cleanup.
This fixes the I2C prescaler calculation.
Signed-off-by: Michael Brunner <michael.brunner-2UyDCMiLNfhBDgjK7y7TUQ@public.gmane.org>
---
drivers/i2c/busses/i2c-kempld.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/i2c/busses/i2c-kempld.c b/drivers/i2c/busses/i2c-kempld.c
index ccec916..af8f65f 100644
--- a/drivers/i2c/busses/i2c-kempld.c
+++ b/drivers/i2c/busses/i2c-kempld.c
@@ -246,9 +246,9 @@ static void kempld_i2c_device_init(struct kempld_i2c_data *i2c)
bus_frequency = KEMPLD_I2C_FREQ_MAX;
if (pld->info.spec_major == 1)
- prescale = pld->pld_clock / bus_frequency * 5 - 1000;
+ prescale = pld->pld_clock / (bus_frequency * 5) - 1000;
else
- prescale = pld->pld_clock / bus_frequency * 4 - 3000;
+ prescale = pld->pld_clock / (bus_frequency * 4) - 3000;
if (prescale < 0)
prescale = 0;
next reply other threads:[~2013-07-26 12:04 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-26 12:04 Michael Brunner [this message]
2013-08-02 3:48 ` [PATCH] i2c: Fix Kontron PLD prescaler calculation Guenter Roeck
2013-08-05 8:35 ` Wolfram Sang
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