This is a note to let you know that I've just added the patch titled i2c: mux: pca954x: Use __i2c_transfer because of quirks to the 4.1-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: i2c-mux-pca954x-use-__i2c_transfer-because-of-quirks.patch and it can be found in the queue-4.1 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 0a8237ae319ab5988d40a7a9b33d68846aae34b4 Mon Sep 17 00:00:00 2001 From: Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx> Date: Fri, 12 Jun 2015 14:41:00 +0200 Subject: i2c: mux: pca954x: Use __i2c_transfer because of quirks MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx> commit 0a8237ae319ab5988d40a7a9b33d68846aae34b4 upstream. 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@xxxxxxxxx> Tested-by: Łukasz Gemborowski <lukasz.gemborowski@xxxxxxxxx> Acked-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> Reviewed-by: Jisheng Zhang <jszhang@xxxxxxxxxxx> Signed-off-by: Wolfram Sang <wsa@xxxxxxxxxxxxx> Fixes: b7f625840267b1 ("i2c: add quirk checks to core") Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/i2c/muxes/i2c-mux-pca9541.c | 4 ++-- drivers/i2c/muxes/i2c-mux-pca954x.c | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) --- 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_ 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_c .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) --- 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_ 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, Patches currently in stable-queue which might be from alexander.sverdlin@xxxxxxxxx are queue-4.1/i2c-mux-pca954x-use-__i2c_transfer-because-of-quirks.patch queue-4.1/i2c-mux-use-__i2c_transfer-instead-of-calling-parent-s-master_xfer.patch queue-4.1/i2c-use-parent-adapter-quirks-in-mux.patch -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html