diff options
Diffstat (limited to 'drivers/clk')
-rw-r--r-- | drivers/clk/clk.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 8149764f8438..7ceca0e8645a 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c | |||
@@ -774,12 +774,18 @@ static struct clk *clk_calc_new_rates(struct clk *clk, unsigned long rate) | |||
774 | if (IS_ERR_OR_NULL(clk)) | 774 | if (IS_ERR_OR_NULL(clk)) |
775 | return NULL; | 775 | return NULL; |
776 | 776 | ||
777 | /* save parent rate, if it exists */ | ||
778 | if (clk->parent) | ||
779 | best_parent_rate = clk->parent->rate; | ||
780 | |||
777 | /* never propagate up to the parent */ | 781 | /* never propagate up to the parent */ |
778 | if (!(clk->flags & CLK_SET_RATE_PARENT)) { | 782 | if (!(clk->flags & CLK_SET_RATE_PARENT)) { |
779 | if (!clk->ops->round_rate) { | 783 | if (!clk->ops->round_rate) { |
780 | clk->new_rate = clk->rate; | 784 | clk->new_rate = clk->rate; |
781 | return NULL; | 785 | return NULL; |
782 | } | 786 | } |
787 | new_rate = clk->ops->round_rate(clk->hw, rate, &best_parent_rate); | ||
788 | goto out; | ||
783 | } | 789 | } |
784 | 790 | ||
785 | /* need clk->parent from here on out */ | 791 | /* need clk->parent from here on out */ |
@@ -795,7 +801,6 @@ static struct clk *clk_calc_new_rates(struct clk *clk, unsigned long rate) | |||
795 | goto out; | 801 | goto out; |
796 | } | 802 | } |
797 | 803 | ||
798 | best_parent_rate = clk->parent->rate; | ||
799 | new_rate = clk->ops->round_rate(clk->hw, rate, &best_parent_rate); | 804 | new_rate = clk->ops->round_rate(clk->hw, rate, &best_parent_rate); |
800 | 805 | ||
801 | if (best_parent_rate != clk->parent->rate) { | 806 | if (best_parent_rate != clk->parent->rate) { |