diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index d984b10831a7da279f08e7a0f571f7a570153ddf..62cfada507358c1c243df4e65f06e2ca12095d0f 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -688,9 +688,8 @@ vlv_find_best_dpll(const intel_limit_t *limit, struct drm_crtc *crtc, /* based on hardware requirement, prefer smaller n to precision */ for (clock.n = limit->n.min; clock.n <= ((refclk) / minupdate); clock.n++) { for (clock.p1 = limit->p1.max; clock.p1 > limit->p1.min; clock.p1--) { - for (clock.p2 = limit->p2.p2_fast+1; clock.p2 > 0; clock.p2--) { - if (clock.p2 > 10) - clock.p2--; + for (clock.p2 = limit->p2.p2_fast; clock.p2 > 0; + clock.p2 -= clock.p2 > 10 ? 2 : 1) { clock.p = clock.p1 * clock.p2; /* based on hardware requirement, prefer bigger m1,m2 values */ for (clock.m1 = limit->m1.min; clock.m1 <= limit->m1.max; clock.m1++) {