]> Pileus Git - ~andy/linux/blobdiff - drivers/video/aty/aty128fb.c
Pull platform-drivers into test branch
[~andy/linux] / drivers / video / aty / aty128fb.c
index 5341462b6b4803d407735a68eaceccb6cf72802e..2e976ffcde0fa53a3977da6e05ed1f61884f99c3 100644 (file)
@@ -1333,6 +1333,8 @@ static int aty128_var_to_pll(u32 period_in_ps, struct aty128_pll *pll,
        if (vclk * 12 < c.ppll_min)
                vclk = c.ppll_min/12;
 
+       pll->post_divider = -1;
+
        /* now, find an acceptable divider */
        for (i = 0; i < sizeof(post_dividers); i++) {
                output_freq = post_dividers[i] * vclk;
@@ -1342,6 +1344,9 @@ static int aty128_var_to_pll(u32 period_in_ps, struct aty128_pll *pll,
                }
        }
 
+       if (pll->post_divider < 0)
+               return -EINVAL;
+
        /* calculate feedback divider */
        n = c.ref_divider * output_freq;
        d = c.ref_clk;