Append hardware lock support since it's required by Marvell PXA910.
Signed-off-by: Haojian Zhuang <haojian.zhuang@xxxxxxxxxxx>
Cc: Ben Dooks <ben-linux@xxxxxxxxx>
Cc: Jean Delvare <khali@xxxxxxxxxxxx>
---
drivers/i2c/busses/i2c-pxa.c | 3 +++
include/linux/i2c/pxa-i2c.h | 3 +++
2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index cab529d..e9a5dd8 100644
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -1120,6 +1120,9 @@ static int i2c_pxa_probe(struct platform_device *dev)
if (plat) {
i2c->adap.class = plat->class;
+ i2c->adap.hardware_lock = plat->hardware_lock;
+ i2c->adap.hardware_unlock = plat->hardware_unlock;
+ i2c->adap.hardware_trylock = plat->hardware_trylock;
i2c->use_pio = plat->use_pio;
i2c->fast_mode = plat->fast_mode;
}
diff --git a/include/linux/i2c/pxa-i2c.h b/include/linux/i2c/pxa-i2c.h
index 1a9f65e..076324f 100644
--- a/include/linux/i2c/pxa-i2c.h
+++ b/include/linux/i2c/pxa-i2c.h
@@ -67,6 +67,9 @@ struct i2c_pxa_platform_data {
unsigned int class;
unsigned int use_pio :1;
unsigned int fast_mode :1;
+ void (*hardware_lock)(struct i2c_adapter *);
+ void (*hardware_unlock)(struct i2c_adapter *);
+ int (*hardware_trylock)(struct i2c_adapter *);
};
extern void pxa_set_i2c_info(struct i2c_pxa_platform_data *info);
--
1.7.1
--
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