diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2013-09-24 22:26:19 +0400 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-10-01 09:45:42 +0400 |
| commit | 5de56df5c708f5d0d1bb2c156385a6740436affa (patch) | |
| tree | 8e05cd19f762c2f49d9824accd8f39612e19816c | |
| parent | 43b0ac531745c3b7cb523dbd2b3f80a2a97ca675 (diff) | |
| download | linux-5de56df5c708f5d0d1bb2c156385a6740436affa.tar.xz | |
drm/i915: Use DIV_ROUND_CLOSEST()
vlv_find_best_dpll() has an open coded DIV_ROUND_CLOSEST(). Replace it
with the real thing.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 3 |
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; |