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authorIngo Molnar <mingo@kernel.org>2018-11-03 23:42:16 +0100
committerIngo Molnar <mingo@kernel.org>2018-11-03 23:42:16 +0100
commit23a12ddee1ce28065b71f14ccc695b5a0c8a64ff (patch)
treecedaa1cde5b2557116e523c31552187804704093 /include/linux/clk-provider.h
parent98f76206b33504b934209d16196477dfa519a807 (diff)
parentbcb6fb5da77c2a228adf07cc9cb1a0c2aa2001c6 (diff)
Merge branch 'core/urgent' into x86/urgent, to pick up objtool fix
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/clk-provider.h')
-rw-r--r--include/linux/clk-provider.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h
index 08b1aa70a38d..60c51871b04b 100644
--- a/include/linux/clk-provider.h
+++ b/include/linux/clk-provider.h
@@ -119,6 +119,11 @@ struct clk_duty {
* Called with enable_lock held. This function must not
* sleep.
*
+ * @save_context: Save the context of the clock in prepration for poweroff.
+ *
+ * @restore_context: Restore the context of the clock after a restoration
+ * of power.
+ *
* @recalc_rate Recalculate the rate of this clock, by querying hardware. The
* parent rate is an input parameter. It is up to the caller to
* ensure that the prepare_mutex is held across this call.
@@ -223,6 +228,8 @@ struct clk_ops {
void (*disable)(struct clk_hw *hw);
int (*is_enabled)(struct clk_hw *hw);
void (*disable_unused)(struct clk_hw *hw);
+ int (*save_context)(struct clk_hw *hw);
+ void (*restore_context)(struct clk_hw *hw);
unsigned long (*recalc_rate)(struct clk_hw *hw,
unsigned long parent_rate);
long (*round_rate)(struct clk_hw *hw, unsigned long rate,
@@ -1011,5 +1018,7 @@ static inline void clk_writel(u32 val, u32 __iomem *reg)
#endif /* platform dependent I/O accessors */
+void clk_gate_restore_context(struct clk_hw *hw);
+
#endif /* CONFIG_COMMON_CLK */
#endif /* CLK_PROVIDER_H */