[morimoto:r4-2022-04-15-v2 15/24] drivers/i2c/busses/i2c-rcar.c:806:29: error: expected ';' after expression
From: kernel test robot
Date: Fri Apr 15 2022 - 09:21:34 EST
tree: https://github.com/morimoto/linux r4-2022-04-15-v2
head: 88d865b299bcaa6c0a206a60dbf20e4e13130568
commit: 680cb6c79b44aacc594165e88b4af5d4acfa9f7c [15/24] i2c: rcar: use flags instead of atomic_xfer
config: arm64-randconfig-r022-20220414 (https://download.01.org/0day-ci/archive/20220415/202204152116.8xUwPO61-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 6b7e6ea489f6dd45a9b0da9ac20871560917b9b0)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# https://github.com/morimoto/linux/commit/680cb6c79b44aacc594165e88b4af5d4acfa9f7c
git remote add morimoto https://github.com/morimoto/linux
git fetch --no-tags morimoto r4-2022-04-15-v2
git checkout 680cb6c79b44aacc594165e88b4af5d4acfa9f7c
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All errors (new ones prefixed by >>):
>> drivers/i2c/busses/i2c-rcar.c:806:29: error: expected ';' after expression
priv->flags &= ~ID_P_ATOMIC
^
;
drivers/i2c/busses/i2c-rcar.c:1041:18: warning: cast to smaller integer type 'enum rcar_i2c_type' from 'const void *' [-Wvoid-pointer-to-enum-cast]
priv->devtype = (enum rcar_i2c_type)of_device_get_match_data(dev);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning and 1 error generated.
vim +806 drivers/i2c/busses/i2c-rcar.c
796
797 static int rcar_i2c_master_xfer(struct i2c_adapter *adap,
798 struct i2c_msg *msgs,
799 int num)
800 {
801 struct rcar_i2c_priv *priv = i2c_get_adapdata(adap);
802 struct device *dev = rcar_i2c_priv_to_dev(priv);
803 int i, ret;
804 long time_left;
805
> 806 priv->flags &= ~ID_P_ATOMIC
807
808 pm_runtime_get_sync(dev);
809
810 /* Check bus state before init otherwise bus busy info will be lost */
811 ret = rcar_i2c_bus_barrier(priv);
812 if (ret < 0)
813 goto out;
814
815 /* Gen3 needs a reset before allowing RXDMA once */
816 if (priv->devtype == I2C_RCAR_GEN3) {
817 priv->flags |= ID_P_NO_RXDMA;
818 if (!IS_ERR(priv->rstc)) {
819 ret = rcar_i2c_do_reset(priv);
820 if (ret == 0)
821 priv->flags &= ~ID_P_NO_RXDMA;
822 }
823 }
824
825 rcar_i2c_init(priv);
826
827 for (i = 0; i < num; i++)
828 rcar_i2c_request_dma(priv, msgs + i);
829
830 /* init first message */
831 priv->msg = msgs;
832 priv->msgs_left = num;
833 priv->flags = (priv->flags & ID_P_MASK) | ID_FIRST_MSG;
834 rcar_i2c_prepare_msg(priv);
835
836 time_left = wait_event_timeout(priv->wait, priv->flags & ID_DONE,
837 num * adap->timeout);
838
839 /* cleanup DMA if it couldn't complete properly due to an error */
840 if (priv->dma_direction != DMA_NONE)
841 rcar_i2c_cleanup_dma(priv, true);
842
843 if (!time_left) {
844 rcar_i2c_init(priv);
845 ret = -ETIMEDOUT;
846 } else if (priv->flags & ID_NACK) {
847 ret = -ENXIO;
848 } else if (priv->flags & ID_ARBLOST) {
849 ret = -EAGAIN;
850 } else {
851 ret = num - priv->msgs_left; /* The number of transfer */
852 }
853 out:
854 pm_runtime_put(dev);
855
856 if (ret < 0 && ret != -ENXIO)
857 dev_err(dev, "error %d : %x\n", ret, priv->flags);
858
859 return ret;
860 }
861
--
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