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authorJean Delvare <khali@linux-fr.org>2005-10-08 00:00:31 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2005-10-28 14:02:09 -0700
commit7865e24935ec7e76fb482c749015a23052e51f76 (patch)
tree9a5fc835415cccc57ec2b7bf86365d4d6ac3f2ba /Documentation
parent47b8b103f7f50d56568eb8d6cff0e3a2373f0eb3 (diff)
[PATCH] i2c: Documentation fixes
i2c documentation fixes. >From Hideki Iwamoto: * i2c_smbus_read_i2c_block_data is not deleted in 2.6.10. It still exists. * The name which can be set to i2c_driver is up to 31 characters. >From Jean Delvare: * Reword the paragraph about i2c_driver.name, to reflect the "new" naming policy. * Delete the out-of-date note about now gone inc_use and dec_use fields. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/i2c/writing-clients11
1 files changed, 4 insertions, 7 deletions
diff --git a/Documentation/i2c/writing-clients b/Documentation/i2c/writing-clients
index 077275722a7..1882811c7f5 100644
--- a/Documentation/i2c/writing-clients
+++ b/Documentation/i2c/writing-clients
@@ -33,8 +33,8 @@ static struct i2c_driver foo_driver = {
.command = &foo_command /* may be NULL */
}
-The name can be chosen freely, and may be upto 40 characters long. Please
-use something descriptive here.
+The name field must match the driver name, including the case. It must not
+contain spaces, and may be up to 31 characters long.
Don't worry about the flags field; just put I2C_DF_NOTIFY into it. This
means that your driver will be notified when new adapters are found.
@@ -43,9 +43,6 @@ This is almost always what you want.
All other fields are for call-back functions which will be explained
below.
-There use to be two additional fields in this structure, inc_use et dec_use,
-for module usage count, but these fields were obsoleted and removed.
-
Extra client data
=================
@@ -576,12 +573,12 @@ SMBus communication
extern s32 i2c_smbus_write_block_data(struct i2c_client * client,
u8 command, u8 length,
u8 *values);
+ extern s32 i2c_smbus_read_i2c_block_data(struct i2c_client * client,
+ u8 command, u8 *values);
These ones were removed in Linux 2.6.10 because they had no users, but could
be added back later if needed:
- extern s32 i2c_smbus_read_i2c_block_data(struct i2c_client * client,
- u8 command, u8 *values);
extern s32 i2c_smbus_read_block_data(struct i2c_client * client,
u8 command, u8 *values);
extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client * client,