Patch "leds: pca955x: Correct I2C Functionality" has been added to the 4.4-stable tree
Subsystems (2)
This is a note to let you know that I've just added the patch titled
leds: pca955x: Correct I2C Functionality
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
leds-pca955x-correct-i2c-functionality.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.
Quoted 1 line
From foo@baz Tue Apr 10 10:31:53 CEST 2018
From: Tin Huynh <[email protected]>
Date: Mon, 22 May 2017 16:19:20 +0700
Subject: leds: pca955x: Correct I2C Functionality
From: Tin Huynh <[email protected]>
[ Upstream commit aace34c0bb8ea3c8bdcec865b6a4be4db0a68e33 ]
The driver checks an incorrect flag of functionality of adapter. When a driver requires i2c_smbus_read_byte_data and i2c_smbus_write_byte_data, it should check I2C_FUNC_SMBUS_BYTE_DATA instead I2C_FUNC_I2C.
This patch fixes the problem.
--- drivers/leds/leds-pca955x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
drivers/leds/leds-pca955x.c +1 -1
@@ -281,7 +281,7 @@ static int pca955x_probe(struct i2c_clie"slave address 0x%02x\n" , id->name, chip->bits, client->addr); -if (!i2c_check_functionality (adapter,I2C_FUNC_I2C )) +if (!i2c_check_functionality (adapter,I2C_FUNC_SMBUS_BYTE_DATA ))return -EIO ;if (pdata) {
Patches currently in stable-queue which might be from [email protected] are
queue-4.4/leds-pca955x-correct-i2c-functionality.patch