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@@ -319,7 +319,7 @@ static const intel_limit_t intel_limits_vlv_dac = {
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.p = { .min = 10, .max = 30 },
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.p1 = { .min = 2, .max = 3 },
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.p2 = { .dot_limit = 270000,
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- .p2_slow = 2, .p2_fast = 20 },
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+ .p2_slow = 2, .p2_fast = 20 }, /* slow=min, fast=max */
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};
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static const intel_limit_t intel_limits_vlv_hdmi = {
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@@ -332,7 +332,7 @@ static const intel_limit_t intel_limits_vlv_hdmi = {
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.p = { .min = 10, .max = 30 },
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.p1 = { .min = 2, .max = 3 },
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.p2 = { .dot_limit = 270000,
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- .p2_slow = 2, .p2_fast = 20 },
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+ .p2_slow = 2, .p2_fast = 20 }, /* slow=min, fast=max */
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};
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static void vlv_clock(int refclk, intel_clock_t *clock)
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@@ -689,7 +689,7 @@ vlv_find_best_dpll(const intel_limit_t *limit, struct drm_crtc *crtc,
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/* based on hardware requirement, prefer smaller n to precision */
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for (clock.n = limit->n.min; clock.n <= max_n; clock.n++) {
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for (clock.p1 = limit->p1.max; clock.p1 >= limit->p1.min; clock.p1--) {
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- for (clock.p2 = limit->p2.p2_fast; clock.p2 > 0;
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+ for (clock.p2 = limit->p2.p2_fast; clock.p2 >= limit->p2.p2_slow;
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clock.p2 -= clock.p2 > 10 ? 2 : 1) {
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clock.p = clock.p1 * clock.p2;
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/* based on hardware requirement, prefer bigger m1,m2 values */
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