summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/gpu/drm/i915/intel_display.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index fcf22960d88b..76870f0ffa7a 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -695,8 +695,7 @@ vlv_find_best_dpll(const intel_limit_t *limit, struct drm_crtc *crtc,
p = p1 * p2;
/* based on hardware requirement, prefer bigger m1,m2 values */
for (m1 = limit->m1.min; m1 <= limit->m1.max; m1++) {
- m2 = (((2*(fastclk * p * n / m1 )) +
- refclk) / (2*refclk));
+ m2 = DIV_ROUND_CLOSEST(fastclk * p * n, refclk * m1);
m = m1 * m2;
vco = updrate * m;