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author | Paul Mundt <lethal@linux-sh.org> | 2009-05-12 04:27:43 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2009-05-12 04:27:43 +0900 |
commit | b1f6cfe48c3cb1dfa77db3d2f42f765febaef9bc (patch) | |
tree | e5f2722c8ebd6dd64809a283133f60cbc50794df /arch/sh/include | |
parent | a02cb230bb4fca04f091746c593de720a0e3a94a (diff) | |
download | op-kernel-dev-b1f6cfe48c3cb1dfa77db3d2f42f765febaef9bc.zip op-kernel-dev-b1f6cfe48c3cb1dfa77db3d2f42f765febaef9bc.tar.gz |
sh: clkfwk: refactor rate propagation.
This resyncs the rate propagation strategy with the scheme used by the
OMAP clock framework. Child clocks are tracked on a list under each
parent and propagation happens there specifically rather than constantly
iterating over the global clock list.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/include')
-rw-r--r-- | arch/sh/include/asm/clock.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/sh/include/asm/clock.h b/arch/sh/include/asm/clock.h index 241f1c1..5dc8b73 100644 --- a/arch/sh/include/asm/clock.h +++ b/arch/sh/include/asm/clock.h @@ -27,6 +27,9 @@ struct clk { struct clk *parent; struct clk_ops *ops; + struct list_head children; + struct list_head sibling; /* node for children */ + int usecount; unsigned long rate; @@ -35,7 +38,6 @@ struct clk { }; #define CLK_ALWAYS_ENABLED (1 << 0) -#define CLK_RATE_PROPAGATES (1 << 1) #define CLK_NEEDS_INIT (1 << 2) /* Should be defined by processor-specific code */ @@ -44,9 +46,10 @@ int __init arch_clk_init(void); /* arch/sh/kernel/cpu/clock.c */ int clk_init(void); -unsigned long followparent_recalc(struct clk *clk); +unsigned long followparent_recalc(struct clk *); +void recalculate_root_clocks(void); +void propagate_rate(struct clk *); void clk_recalc_rate(struct clk *); - int clk_register(struct clk *); void clk_unregister(struct clk *); |