From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Andreas Schwab <schwab@suse.de>
Cc: Linux Kernel list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] radeonfb: (#2) Implement proper workarounds for PLL accesses
Date: Fri, 08 Apr 2005 08:47:31 +1000 [thread overview]
Message-ID: <1112914051.9518.306.camel@gaston> (raw)
In-Reply-To: <jehdii8hjk.fsf@sykes.suse.de>
On Thu, 2005-04-07 at 22:21 +0200, Andreas Schwab wrote:
> Benjamin Herrenschmidt <benh@kernel.crashing.org> writes:
>
> > It is weird tho. Could you try adding a printk or something to figure
> > out how much this is called during a typical swich ?
>
> There are 1694 calls to radeon_pll_errata_after_data during a switch from
> X to the console and 393 calls the other way.
Wow ! That is plain wrong !
Can you cound how many times radeonfb_set_par is called and dump your
"counter" at the beginning and end of each of these calls ?
Ben.
next prev parent reply other threads:[~2005-04-07 22:51 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-11 5:42 [PATCH] radeonfb: Implement proper workarounds for PLL accesses Benjamin Herrenschmidt
2005-03-13 0:12 ` [PATCH] radeonfb: (#2) " Benjamin Herrenschmidt
2005-04-05 21:44 ` Andreas Schwab
2005-04-05 23:31 ` Benjamin Herrenschmidt
2005-04-06 22:35 ` Andreas Schwab
2005-04-06 22:47 ` Benjamin Herrenschmidt
2005-04-07 20:21 ` Andreas Schwab
2005-04-07 21:22 ` Dave Airlie
2005-04-07 22:59 ` Benjamin Herrenschmidt
2005-04-07 23:58 ` Andreas Schwab
2005-04-08 0:03 ` Benjamin Herrenschmidt
2005-04-08 1:19 ` Benjamin Herrenschmidt
2005-04-08 1:19 ` Benjamin Herrenschmidt
2005-04-08 21:11 ` Andreas Schwab
2005-04-09 0:03 ` Benjamin Herrenschmidt
2005-04-09 0:03 ` Benjamin Herrenschmidt
2005-04-09 16:24 ` Andreas Schwab
2005-04-09 23:33 ` Benjamin Herrenschmidt
2005-04-09 23:33 ` Benjamin Herrenschmidt
2005-04-10 10:05 ` Moritz Muehlenhoff
2005-04-10 22:45 ` Benjamin Herrenschmidt
2005-04-10 23:10 ` Brice Goglin
2005-04-07 22:47 ` Benjamin Herrenschmidt [this message]
2005-04-07 23:13 ` Andreas Schwab
2005-04-07 23:19 ` Benjamin Herrenschmidt
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