[PATCH 10/14] clk: Add lock to different clock types
Sascha Hauer
s.hauer at pengutronix.de
Tue May 18 04:49:25 PDT 2021
The different clock types in Linux have a spinlock_t *lock field. Add
the same in barebox to ease code porting from Linux.
Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
include/linux/clk.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/include/linux/clk.h b/include/linux/clk.h
index b297dfc4f7..85242b3bbc 100644
--- a/include/linux/clk.h
+++ b/include/linux/clk.h
@@ -11,6 +11,7 @@
#define __LINUX_CLK_H
#include <linux/err.h>
+#include <linux/spinlock.h>
#include <linux/stringify.h>
struct device_d;
@@ -437,6 +438,7 @@ struct clk_divider {
const struct clk_div_table *table;
int max_div_index;
int table_size;
+ spinlock_t *lock;
};
#define to_clk_divider(_hw) container_of(_hw, struct clk_divider, hw)
@@ -533,6 +535,7 @@ struct clk_fractional_divider {
void (*approximation)(struct clk *clk,
unsigned long rate, unsigned long *parent_rate,
unsigned long *m, unsigned long *n);
+ spinlock_t *lock;
};
#define CLK_FRAC_DIVIDER_ZERO_BASED BIT(0)
@@ -558,6 +561,7 @@ struct clk_mux {
int shift;
int width;
unsigned flags;
+ spinlock_t *lock;
};
#define to_clk_mux(_hw) container_of(_hw, struct clk_mux, hw)
@@ -580,6 +584,7 @@ struct clk_gate {
int shift;
const char *parent;
unsigned flags;
+ spinlock_t *lock;
};
int clk_gate_is_enabled(struct clk_hw *hw);
--
2.29.2
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