[PATCH] Intel FB pixel clock calculation fix

From: Krzysztof Halasa
Date: Mon Sep 10 2007 - 15:24:57 EST


Intel framebuffer mis-calculated pixel clocks.

Signed-off-by: Krzysztof Halasa <khc@xxxxxxxxx>

--- 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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