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authorIngo Molnar <mingo@kernel.org>2015-06-02 02:05:42 -0400
committerIngo Molnar <mingo@kernel.org>2015-06-02 02:05:42 -0400
commitf407a8258610169cd8e975dba7f0b2824562014c (patch)
tree6c87b2d168a4665411a9e16b9f481599f2db25bc /drivers/clk/clk.c
parent960d447b94b22ceba286917056871d1dac8da697 (diff)
parentc46a024ea5eb0165114dbbc8c82c29b7bcf66e71 (diff)
Merge branch 'linus' into sched/core, to resolve conflict
Conflicts: arch/sparc/include/asm/topology_64.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/clk/clk.c')
-rw-r--r--drivers/clk/clk.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 459ce9da13e0..5b0f41868b42 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -1475,8 +1475,10 @@ static struct clk_core *__clk_set_parent_before(struct clk_core *clk,
1475 */ 1475 */
1476 if (clk->prepare_count) { 1476 if (clk->prepare_count) {
1477 clk_core_prepare(parent); 1477 clk_core_prepare(parent);
1478 flags = clk_enable_lock();
1478 clk_core_enable(parent); 1479 clk_core_enable(parent);
1479 clk_core_enable(clk); 1480 clk_core_enable(clk);
1481 clk_enable_unlock(flags);
1480 } 1482 }
1481 1483
1482 /* update the clk tree topology */ 1484 /* update the clk tree topology */
@@ -1491,13 +1493,17 @@ static void __clk_set_parent_after(struct clk_core *core,
1491 struct clk_core *parent, 1493 struct clk_core *parent,
1492 struct clk_core *old_parent) 1494 struct clk_core *old_parent)
1493{ 1495{
1496 unsigned long flags;
1497
1494 /* 1498 /*
1495 * Finish the migration of prepare state and undo the changes done 1499 * Finish the migration of prepare state and undo the changes done
1496 * for preventing a race with clk_enable(). 1500 * for preventing a race with clk_enable().
1497 */ 1501 */
1498 if (core->prepare_count) { 1502 if (core->prepare_count) {
1503 flags = clk_enable_lock();
1499 clk_core_disable(core); 1504 clk_core_disable(core);
1500 clk_core_disable(old_parent); 1505 clk_core_disable(old_parent);
1506 clk_enable_unlock(flags);
1501 clk_core_unprepare(old_parent); 1507 clk_core_unprepare(old_parent);
1502 } 1508 }
1503} 1509}
@@ -1525,8 +1531,10 @@ static int __clk_set_parent(struct clk_core *clk, struct clk_core *parent,
1525 clk_enable_unlock(flags); 1531 clk_enable_unlock(flags);
1526 1532
1527 if (clk->prepare_count) { 1533 if (clk->prepare_count) {
1534 flags = clk_enable_lock();
1528 clk_core_disable(clk); 1535 clk_core_disable(clk);
1529 clk_core_disable(parent); 1536 clk_core_disable(parent);
1537 clk_enable_unlock(flags);
1530 clk_core_unprepare(parent); 1538 clk_core_unprepare(parent);
1531 } 1539 }
1532 return ret; 1540 return ret;