The attached patch marks i2c_smbus_write_block_data() and
i2c_smbus_write_i2c_block_data() buffers as const.
Signed-off-by: Krzysztof Halasa <[email protected]>
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -916,6 +916,6 @@ s32 i2c_smbus_write_word_data(struct i2c
}
s32 i2c_smbus_write_block_data(struct i2c_client *client, u8 command,
- u8 length, u8 *values)
+ u8 length, const u8 *values)
{
union i2c_smbus_data data;
@@ -947,7 +947,7 @@ s32 i2c_smbus_read_i2c_block_data(struct
}
s32 i2c_smbus_write_i2c_block_data(struct i2c_client *client, u8 command,
- u8 length, u8 *values)
+ u8 length, const u8 *values)
{
union i2c_smbus_data data;
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -94,15 +94,14 @@ extern s32 i2c_smbus_write_byte_data(str
extern s32 i2c_smbus_read_word_data(struct i2c_client * client, u8 command);
extern s32 i2c_smbus_write_word_data(struct i2c_client * client,
u8 command, u16 value);
-extern s32 i2c_smbus_write_block_data(struct i2c_client * client,
- u8 command, u8 length,
- u8 *values);
+extern s32 i2c_smbus_write_block_data(struct i2c_client * client, u8 command,
+ u8 length, const u8 *values);
/* Returns the number of read bytes */
extern s32 i2c_smbus_read_i2c_block_data(struct i2c_client * client,
u8 command, u8 *values);
extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client * client,
u8 command, u8 length,
- u8 *values);
+ const u8 *values);
/*
* A driver is capable of handling one or more physical devices present on
-
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