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author | Paul Mundt <lethal@linux-sh.org> | 2009-05-12 03:45:08 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2009-05-12 03:45:08 +0900 |
commit | b68d8201433a91cabbcbeae48b53d8c1c426433a (patch) | |
tree | fed76b13249a01356509c0860260434216352f8c /arch/sh/kernel/cpu/clock.c | |
parent | ccc195655fb25d7d967b278c4a4725dc5e7a6bf4 (diff) | |
download | blackbird-op-linux-b68d8201433a91cabbcbeae48b53d8c1c426433a.tar.gz blackbird-op-linux-b68d8201433a91cabbcbeae48b53d8c1c426433a.zip |
sh: clkfwk: Make recalc return an unsigned long.
This is prep work for cleaning up some of the rate propagation bits.
Trivial conversion.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/cpu/clock.c')
-rw-r--r-- | arch/sh/kernel/cpu/clock.c | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/arch/sh/kernel/cpu/clock.c b/arch/sh/kernel/cpu/clock.c index 133dbe403341..b022affb44cd 100644 --- a/arch/sh/kernel/cpu/clock.c +++ b/arch/sh/kernel/cpu/clock.c @@ -75,6 +75,7 @@ static struct clk *onchip_clocks[] = { &cpu_clk, }; +/* Propagate rate to children */ static void propagate_rate(struct clk *clk) { struct clk *clkp; @@ -83,7 +84,7 @@ static void propagate_rate(struct clk *clk) if (likely(clkp->parent != clk)) continue; if (likely(clkp->ops && clkp->ops->recalc)) - clkp->ops->recalc(clkp); + clkp->rate = clkp->ops->recalc(clkp); if (unlikely(clkp->flags & CLK_RATE_PROPAGATES)) propagate_rate(clkp); } @@ -240,7 +241,7 @@ void clk_recalc_rate(struct clk *clk) unsigned long flags; spin_lock_irqsave(&clock_lock, flags); - clk->ops->recalc(clk); + clk->rate = clk->ops->recalc(clk); spin_unlock_irqrestore(&clock_lock, flags); } @@ -377,20 +378,22 @@ static int clks_sysdev_suspend(struct sys_device *dev, pm_message_t state) switch (state.event) { case PM_EVENT_ON: /* Resumeing from hibernation */ - if (prev_state.event == PM_EVENT_FREEZE) { - list_for_each_entry(clkp, &clock_list, node) - if (likely(clkp->ops)) { - unsigned long rate = clkp->rate; - - if (likely(clkp->ops->set_parent)) - clkp->ops->set_parent(clkp, - clkp->parent); - if (likely(clkp->ops->set_rate)) - clkp->ops->set_rate(clkp, - rate, NO_CHANGE); - else if (likely(clkp->ops->recalc)) - clkp->ops->recalc(clkp); - } + if (prev_state.event != PM_EVENT_FREEZE) + break; + + list_for_each_entry(clkp, &clock_list, node) { + if (likely(clkp->ops)) { + unsigned long rate = clkp->rate; + + if (likely(clkp->ops->set_parent)) + clkp->ops->set_parent(clkp, + clkp->parent); + if (likely(clkp->ops->set_rate)) + clkp->ops->set_rate(clkp, + rate, NO_CHANGE); + else if (likely(clkp->ops->recalc)) + clkp->rate = clkp->ops->recalc(clkp); + } } break; case PM_EVENT_FREEZE: |