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| author |   Alexander Sverdlin <alexander.sverdlin@nokia.com> | 2015-06-12 14:41:00 +0200 |
|---|---|---|
| committer |   Wolfram Sang <wsa@the-dreams.de> | 2015-06-17 14:35:38 +0200 |
| commit | 0a8237ae319ab5988d40a7a9b33d68846aae34b4 (patch) | |
| tree | f58ce655b695e0d27e2294b255ad44b8830cd848 /drivers/i2c/muxes | |
| parent | i2c: mux: Use __i2c_transfer() instead of calling parent's master_xfer() (diff) | |
| download | wireguard-linux-0a8237ae319ab5988d40a7a9b33d68846aae34b4.tar.xz wireguard-linux-0a8237ae319ab5988d40a7a9b33d68846aae34b4.zip | |
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: b7f625840267b1 ("i2c: add quirk checks to core")
Diffstat (limited to 'drivers/i2c/muxes')
| -rw-r--r-- | drivers/i2c/muxes/i2c-mux-pca9541.c | 4 | ||||
| -rw-r--r-- | drivers/i2c/muxes/i2c-mux-pca954x.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/i2c/muxes/i2c-mux-pca9541.c b/drivers/i2c/muxes/i2c-mux-pca9541.c index cb772775da43..0c8d4d2cbdaf 100644 --- a/drivers/i2c/muxes/i2c-mux-pca9541.c +++ b/drivers/i2c/muxes/i2c-mux-pca9541.c @@ -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) diff --git a/drivers/i2c/muxes/i2c-mux-pca954x.c b/drivers/i2c/muxes/i2c-mux-pca954x.c index bea0d2de2993..ea4aa9dfcea9 100644 --- a/drivers/i2c/muxes/i2c-mux-pca954x.c +++ b/drivers/i2c/muxes/i2c-mux-pca954x.c @@ -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, |