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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-09 16:05:57 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-09 16:05:57 -0400
commit932c37c375cca25175f9b6acee4c75d7a96d985f (patch)
treed7ba3620cd9a7a21c2de1bdfc7badd7637ed635e /arch/arm/plat-omap/clock.c
parentc855ff3718e5f667b463b20b9de516b4cd7625ad (diff)
parent805f53f085346b6765eda02820721a14ce0d644f (diff)
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (28 commits) ARM: OMAP: Fix GCC-reported compile time bug ARM: OMAP: restore CONFIG_GENERIC_TIME ARM: OMAP: partial LED fixes ARM: OMAP: add SoSSI clock (call propagate_rate for childrens) ARM: OMAP: FB sync with N800 tree (support for dynamic SRAM allocations) ARM: OMAP: Sync framebuffer headers with N800 tree ARM: OMAP: Mostly cosmetic to sync up with linux-omap tree ARM: OMAP: Fix gpmc header ARM: OMAP: Add mailbox support for IVA [ARM] armv7: add Makefile and Kconfig entries [ARM] armv7: add support for asid-tagged VIVT I-cache [ARM] armv7: add dedicated ARMv7 barrier instructions [ARM] armv7: Add ARMv7 cacheid macros [ARM] armv7: add support for ARMv7 cores. [ARM] Fix ARM branch relocation range [ARM] 4363/1: AT91: Remove legacy PIO definitions [ARM] 4361/1: AT91: Build error ARM: OMAP: Sync core code with linux-omap ARM: OMAP: Sync headers with linux-omap ARM: OMAP: h4 must have blinky leds!! ...
Diffstat (limited to 'arch/arm/plat-omap/clock.c')
-rw-r--r--arch/arm/plat-omap/clock.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index f1179ad4be1b..0a603242f367 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -33,6 +33,41 @@ static DEFINE_SPINLOCK(clockfw_lock);
33 33
34static struct clk_functions *arch_clock; 34static struct clk_functions *arch_clock;
35 35
36#ifdef CONFIG_PM_DEBUG
37
38static void print_parents(struct clk *clk)
39{
40 struct clk *p;
41 int printed = 0;
42
43 list_for_each_entry(p, &clocks, node) {
44 if (p->parent == clk && p->usecount) {
45 if (!clk->usecount && !printed) {
46 printk("MISMATCH: %s\n", clk->name);
47 printed = 1;
48 }
49 printk("\t%-15s\n", p->name);
50 }
51 }
52}
53
54void clk_print_usecounts(void)
55{
56 unsigned long flags;
57 struct clk *p;
58
59 spin_lock_irqsave(&clockfw_lock, flags);
60 list_for_each_entry(p, &clocks, node) {
61 if (p->usecount)
62 printk("%-15s: %d\n", p->name, p->usecount);
63 print_parents(p);
64
65 }
66 spin_unlock_irqrestore(&clockfw_lock, flags);
67}
68
69#endif
70
36/*------------------------------------------------------------------------- 71/*-------------------------------------------------------------------------
37 * Standard clock functions defined in include/linux/clk.h 72 * Standard clock functions defined in include/linux/clk.h
38 *-------------------------------------------------------------------------*/ 73 *-------------------------------------------------------------------------*/
@@ -249,6 +284,8 @@ void followparent_recalc(struct clk *clk)
249 return; 284 return;
250 285
251 clk->rate = clk->parent->rate; 286 clk->rate = clk->parent->rate;
287 if (unlikely(clk->flags & RATE_PROPAGATES))
288 propagate_rate(clk);
252} 289}
253 290
254/* Propagate rate to children */ 291/* Propagate rate to children */