Messages in this thread | | | Date | Sun, 3 Apr 2022 20:24:36 +0800 | From | kernel test robot <> | Subject | drivers/firmware/arm_scmi/optee.c:428:20: sparse: sparse: incorrect type in return expression (different address spaces) |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: be2d3ecedd9911fbfd7e55cc9ceac5f8b79ae4cf commit: 5f90f189a052f6fc46048f6ce29a37b709548b81 firmware: arm_scmi: Add optee transport date: 5 months ago config: arm64-randconfig-s031-20220403 (https://download.01.org/0day-ci/archive/20220403/202204032039.TEInlRXP-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5f90f189a052f6fc46048f6ce29a37b709548b81 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 5f90f189a052f6fc46048f6ce29a37b709548b81 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/bus/ drivers/firmware/arm_scmi/ drivers/firmware/meson/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>) drivers/firmware/arm_scmi/optee.c:295:24: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct scmi_shared_mem [noderef] __iomem *shmem @@ got void * @@ drivers/firmware/arm_scmi/optee.c:295:24: sparse: expected struct scmi_shared_mem [noderef] __iomem *shmem drivers/firmware/arm_scmi/optee.c:295:24: sparse: got void * drivers/firmware/arm_scmi/optee.c:296:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *p @@ got struct scmi_shared_mem [noderef] __iomem *shmem @@ drivers/firmware/arm_scmi/optee.c:296:23: sparse: expected void *p drivers/firmware/arm_scmi/optee.c:296:23: sparse: got struct scmi_shared_mem [noderef] __iomem *shmem >> drivers/firmware/arm_scmi/optee.c:428:20: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected struct scmi_shared_mem * @@ got struct scmi_shared_mem [noderef] __iomem *shmem @@ drivers/firmware/arm_scmi/optee.c:428:20: sparse: expected struct scmi_shared_mem * drivers/firmware/arm_scmi/optee.c:428:20: sparse: got struct scmi_shared_mem [noderef] __iomem *shmem >> drivers/firmware/arm_scmi/optee.c:440:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct scmi_shared_mem [noderef] __iomem *shmem @@ got struct scmi_shared_mem *shmem @@ drivers/firmware/arm_scmi/optee.c:440:26: sparse: expected struct scmi_shared_mem [noderef] __iomem *shmem drivers/firmware/arm_scmi/optee.c:440:26: sparse: got struct scmi_shared_mem *shmem drivers/firmware/arm_scmi/optee.c:444:51: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct scmi_shared_mem [noderef] __iomem *shmem @@ got struct scmi_shared_mem *shmem @@ drivers/firmware/arm_scmi/optee.c:444:51: sparse: expected struct scmi_shared_mem [noderef] __iomem *shmem drivers/firmware/arm_scmi/optee.c:444:51: sparse: got struct scmi_shared_mem *shmem drivers/firmware/arm_scmi/optee.c:456:30: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct scmi_shared_mem [noderef] __iomem *shmem @@ got struct scmi_shared_mem *shmem @@ drivers/firmware/arm_scmi/optee.c:456:30: sparse: expected struct scmi_shared_mem [noderef] __iomem *shmem drivers/firmware/arm_scmi/optee.c:456:30: sparse: got struct scmi_shared_mem *shmem drivers/firmware/arm_scmi/optee.c:465:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct scmi_shared_mem [noderef] __iomem *shmem @@ got struct scmi_shared_mem *shmem @@ drivers/firmware/arm_scmi/optee.c:465:32: sparse: expected struct scmi_shared_mem [noderef] __iomem *shmem drivers/firmware/arm_scmi/optee.c:465:32: sparse: got struct scmi_shared_mem *shmem
vim +428 drivers/firmware/arm_scmi/optee.c
421 422 static struct scmi_shared_mem *get_channel_shm(struct scmi_optee_channel *chan, 423 struct scmi_xfer *xfer) 424 { 425 if (!chan) 426 return NULL; 427 > 428 return chan->shmem; 429 } 430 431 432 static int scmi_optee_send_message(struct scmi_chan_info *cinfo, 433 struct scmi_xfer *xfer) 434 { 435 struct scmi_optee_channel *channel = cinfo->transport_info; 436 struct scmi_shared_mem *shmem = get_channel_shm(channel, xfer); 437 int ret; 438 439 mutex_lock(&channel->mu); > 440 shmem_tx_prepare(shmem, xfer); 441 442 ret = invoke_process_smt_channel(channel); 443 444 scmi_rx_callback(cinfo, shmem_read_header(shmem), NULL); 445 mutex_unlock(&channel->mu); 446 447 return ret; 448 } 449
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