From: Krzysztof Halasa <khc@pm.waw.pl>
To: sylvain.meyer@worldonline.fr
Cc: Andrew Morton <akpm@linux-foundation.org>,
<linux-kernel@vger.kernel.org>
Subject: [PATCH] Intel FB pixel clock calculation fix
Date: Mon, 10 Sep 2007 21:24:42 +0200 [thread overview]
Message-ID: <m3ir6il3wl.fsf@maximus.localdomain> (raw)
Intel framebuffer mis-calculated pixel clocks.
Signed-off-by: Krzysztof Halasa <khc@pm.waw.pl>
--- a/drivers/video/intelfb/intelfbhw.c
+++ b/drivers/video/intelfb/intelfbhw.c
@@ -924,10 +920,10 @@ calc_pll_params(int index, int clock, u32 *retm1, u32 *retm2, u32 *retn, u32 *re
if (m > pll->max_m)
m = pll->max_m - 1;
for (testm = m - 1; testm <= m; testm++) {
- f_out = calc_vclock3(index, m, n, p);
+ f_out = calc_vclock3(index, testm, n, p);
if (splitm(index, testm, &m1, &m2)) {
- WRN_MSG("cannot split m = %d\n", m);
- n++;
+ WRN_MSG("cannot split m = %d\n",
+ testm);
continue;
}
if (clock > f_out)
next reply other threads:[~2007-09-10 19:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-10 19:24 Krzysztof Halasa [this message]
2007-09-11 5:52 ` [PATCH] Intel FB pixel clock calculation fix Andrew Morton
2007-09-11 12:18 ` Krzysztof Halasa
2007-10-26 17:51 ` Pavel Machek
2007-10-26 19:58 ` Krzysztof Halasa
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