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path: root/drivers/video/intelfb
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Diffstat (limited to 'drivers/video/intelfb')
-rw-r--r--drivers/video/intelfb/intelfbhw.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/video/intelfb/intelfbhw.c b/drivers/video/intelfb/intelfbhw.c
index d52921931a3e..9a2d8cb4d400 100644
--- a/drivers/video/intelfb/intelfbhw.c
+++ b/drivers/video/intelfb/intelfbhw.c
@@ -49,6 +49,7 @@ struct pll_min_max {
int min_p1, max_p1;
int min_vco_freq, max_vco_freq;
int p_transition_clock;
+ int p_inc_lo, p_inc_hi;
};
#define PLLS_I8xx 0
@@ -56,8 +57,8 @@ struct pll_min_max {
#define PLLS_MAX 2
struct pll_min_max plls[PLLS_MAX] = {
- { 108, 140, 18, 26, 6, 16, 3, 16, 4, 128, 0, 31, 930000, 1400000, 165000 }, //I8xx
- { 75, 120, 10, 20, 5, 9, 4, 7, 5, 80, 1, 8, 930000, 2800000, 200000 } //I9xx
+ { 108, 140, 18, 26, 6, 16, 3, 16, 4, 128, 0, 31, 930000, 1400000, 165000, 4, 22 }, //I8xx
+ { 75, 120, 10, 20, 5, 9, 4, 7, 5, 80, 1, 8, 930000, 2800000, 200000, 10, 5 } //I9xx
};
int
@@ -822,15 +823,15 @@ calc_pll_params(int index, int clock, u32 *retm1, u32 *retm2, u32 *retn, u32 *re
div_min = ROUND_UP_TO(plls[index].min_vco_freq, clock) / clock;
if (clock <= plls[index].p_transition_clock)
- p_inc = 4;
+ p_inc = plls[index].p_inc_lo;
else
- p_inc = 2;
+ p_inc = plls[index].p_inc_hi;
p_min = ROUND_UP_TO(div_min, p_inc);
p_max = ROUND_DOWN_TO(div_max, p_inc);
if (p_min < plls[index].min_p)
- p_min = 4;
+ p_min = plls[index].min_p;
if (p_max > plls[index].max_p)
- p_max = 128;
+ p_max = plls[index].max_p;
DBG_MSG("p range is %d-%d (%d)\n", p_min, p_max, p_inc);