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i2c: mux: pca954x: Use __i2c_transfer because of quirks 

pca9541 and pca954x are calling master_xfer() of the parent adapter directly
thus bypassing the quirks checks of the adapter. Use __i2c_transfer() instead.

Signed-off-by: Alexander Sverdlin <alexander.sverdlin@nokia.com>
Tested-by: Łukasz Gemborowski <lukasz.gemborowski@nokia.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jisheng Zhang <jszhang@marvell.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Cc: stable@kernel.org
Fixes: b7f6258402 ("i2c: add quirk checks to core")
This commit is contained in:
Alexander Sverdlin 2015-06-12 14:41:00 +02:00 committed by Wolfram Sang
parent e766f338a7
commit 0a8237ae31
2 changed files with 3 additions and 3 deletions
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4
drivers/i2c/muxes/i2c-mux-pca9541.c
View File

@ -104,7 +104,7 @@ static int pca9541_reg_write(struct i2c_client *client, u8 command, u8 val)
buf[0] = command;
buf[1] = val;
msg.buf = buf;
ret = adap->algo->master_xfer(adap, &msg, 1);
ret = __i2c_transfer(adap, &msg, 1);
} else {
union i2c_smbus_data data;
@ -144,7 +144,7 @@ static int pca9541_reg_read(struct i2c_client *client, u8 command)
.buf = &val
}
};
ret = adap->algo->master_xfer(adap, msg, 2);
ret = __i2c_transfer(adap, msg, 2);
if (ret == 2)
ret = val;
else if (ret >= 0)

2
drivers/i2c/muxes/i2c-mux-pca954x.c
View File

@ -134,7 +134,7 @@ static int pca954x_reg_write(struct i2c_adapter *adap,
msg.len = 1;
buf[0] = val;
msg.buf = buf;
ret = adap->algo->master_xfer(adap, &msg, 1);
ret = __i2c_transfer(adap, &msg, 1);
} else {
union i2c_smbus_data data;
ret = adap->algo->smbus_xfer(adap, client->addr,