diff options
Diffstat (limited to 'include/linux/clk-provider.h')
| -rw-r--r-- | include/linux/clk-provider.h | 9 |
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 */ |