diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ddi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ddi.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index f6b3ccc4ab66..42c14870ef43 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -1149,7 +1149,6 @@ static void skl_wrpll_try_divider(struct skl_wrpll_context *ctx, ctx->dco_freq = dco_freq; ctx->p = divider; } - } static void skl_wrpll_get_multipliers(unsigned int p, @@ -1315,9 +1314,17 @@ skl_ddi_calculate_wrpll(int clock /* in Hz */, dco_central_freq[dco], dco_freq, p); + /* + * Skip the remaining dividers if we're sure to + * have found the definitive divider, we can't + * improve a 0 deviation. + */ + if (ctx.min_deviation == 0) + goto skip_remaining_dividers; } } +skip_remaining_dividers: /* * If a solution is found with an even divider, prefer * this one. |
