linux-kernel - [PATCH] Intel FB pixel clock calculation fix

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Message-ID: <m3ir6il3wl.fsf@maximus.localdomain>
Date:	Mon, 10 Sep 2007 21:24:42 +0200
From:	Krzysztof Halasa <khc@...waw.pl>
To:	sylvain.meyer@...ldonline.fr
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	<linux-kernel@...r.kernel.org>
Subject: [PATCH] Intel FB pixel clock calculation fix

Intel framebuffer mis-calculated pixel clocks.

Signed-off-by: Krzysztof Halasa <khc@...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)
-
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