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* [ogabbay:next 15/16] drivers/misc/habanalabs/common/firmware_if.c:1195:14: sparse: sparse: incorrect type in argument 2 (different base types)
@ 2021-05-02  9:51 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-05-02  9:51 UTC (permalink / raw)
  To: kbuild-all

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git next
head:   0d0e8e8ec8dfdbbeba5f62002d609c11082893dc
commit: 47bd5c6d3178737e4ce9d0781063848c9ca116b6 [15/16] habanalabs: load boot fit to device
config: x86_64-randconfig-s021-20210502 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.3-341-g8af24329-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git/commit/?id=47bd5c6d3178737e4ce9d0781063848c9ca116b6
        git remote add ogabbay https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git
        git fetch --no-tags ogabbay next
        git checkout 47bd5c6d3178737e4ce9d0781063848c9ca116b6
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=x86_64 

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/misc/habanalabs/common/firmware_if.c:181:20: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] fence @@     got unsigned int @@
   drivers/misc/habanalabs/common/firmware_if.c:181:20: sparse:     expected restricted __le32 [usertype] fence
   drivers/misc/habanalabs/common/firmware_if.c:181:20: sparse:     got unsigned int
>> drivers/misc/habanalabs/common/firmware_if.c:1195:14: sparse: sparse: incorrect type in argument 2 (different base types) @@     expected unsigned int [usertype] reg @@     got restricted __le32 [usertype] cpu_cmd_status_to_host @@
   drivers/misc/habanalabs/common/firmware_if.c:1195:14: sparse:     expected unsigned int [usertype] reg
   drivers/misc/habanalabs/common/firmware_if.c:1195:14: sparse:     got restricted __le32 [usertype] cpu_cmd_status_to_host
>> drivers/misc/habanalabs/common/firmware_if.c:1195:14: sparse: sparse: incorrect type in argument 2 (different base types) @@     expected unsigned int [usertype] reg @@     got restricted __le32 [usertype] cpu_cmd_status_to_host @@
   drivers/misc/habanalabs/common/firmware_if.c:1195:14: sparse:     expected unsigned int [usertype] reg
   drivers/misc/habanalabs/common/firmware_if.c:1195:14: sparse:     got restricted __le32 [usertype] cpu_cmd_status_to_host

vim +1195 drivers/misc/habanalabs/common/firmware_if.c

08cd6811265925 Ohad Sharabi 2021-04-08  1169  
08cd6811265925 Ohad Sharabi 2021-04-08  1170  /**
08cd6811265925 Ohad Sharabi 2021-04-08  1171   * hl_fw_dynamic_wait_for_status - wait for status in dynamic FW load
08cd6811265925 Ohad Sharabi 2021-04-08  1172   *
08cd6811265925 Ohad Sharabi 2021-04-08  1173   * @hdev: pointer to the habanalabs device structure
08cd6811265925 Ohad Sharabi 2021-04-08  1174   * @fw_loader: managing structure for loading device's FW
08cd6811265925 Ohad Sharabi 2021-04-08  1175   * @expected_status: expected status to wait for
08cd6811265925 Ohad Sharabi 2021-04-08  1176   * @timeout: timeout for status wait
08cd6811265925 Ohad Sharabi 2021-04-08  1177   *
08cd6811265925 Ohad Sharabi 2021-04-08  1178   * @return 0 on success, otherwise non-zero error code
08cd6811265925 Ohad Sharabi 2021-04-08  1179   *
08cd6811265925 Ohad Sharabi 2021-04-08  1180   * waiting for status from FW include polling the FW status register until
08cd6811265925 Ohad Sharabi 2021-04-08  1181   * expected status is received or timeout occurs (whatever occurs first).
08cd6811265925 Ohad Sharabi 2021-04-08  1182   */
08cd6811265925 Ohad Sharabi 2021-04-08  1183  static int hl_fw_dynamic_wait_for_status(struct hl_device *hdev,
08cd6811265925 Ohad Sharabi 2021-04-08  1184  						struct fw_load_mgr *fw_loader,
08cd6811265925 Ohad Sharabi 2021-04-08  1185  						enum comms_sts expected_status,
08cd6811265925 Ohad Sharabi 2021-04-08  1186  						u32 timeout)
08cd6811265925 Ohad Sharabi 2021-04-08  1187  {
47bd5c6d317873 Ohad Sharabi 2021-04-11  1188  	struct cpu_dyn_regs *dyn_regs;
08cd6811265925 Ohad Sharabi 2021-04-08  1189  	u32 status;
08cd6811265925 Ohad Sharabi 2021-04-08  1190  	int rc;
08cd6811265925 Ohad Sharabi 2021-04-08  1191  
47bd5c6d317873 Ohad Sharabi 2021-04-11  1192  	dyn_regs = &fw_loader->dynamic_loader.comm_desc.cpu_dyn_regs;
47bd5c6d317873 Ohad Sharabi 2021-04-11  1193  
08cd6811265925 Ohad Sharabi 2021-04-08  1194  	/* Wait for expected status */
08cd6811265925 Ohad Sharabi 2021-04-08 @1195  	rc = hl_poll_timeout(
08cd6811265925 Ohad Sharabi 2021-04-08  1196  		hdev,
47bd5c6d317873 Ohad Sharabi 2021-04-11  1197  		dyn_regs->cpu_cmd_status_to_host,
08cd6811265925 Ohad Sharabi 2021-04-08  1198  		status,
08cd6811265925 Ohad Sharabi 2021-04-08  1199  		FIELD_GET(COMMS_STATUS_STATUS_MASK, status) == expected_status,
08cd6811265925 Ohad Sharabi 2021-04-08  1200  		10000,
08cd6811265925 Ohad Sharabi 2021-04-08  1201  		timeout);
08cd6811265925 Ohad Sharabi 2021-04-08  1202  
08cd6811265925 Ohad Sharabi 2021-04-08  1203  	if (rc) {
08cd6811265925 Ohad Sharabi 2021-04-08  1204  		hl_fw_dynamic_report_error_status(hdev, status,
08cd6811265925 Ohad Sharabi 2021-04-08  1205  							expected_status);
08cd6811265925 Ohad Sharabi 2021-04-08  1206  		return -EIO;
08cd6811265925 Ohad Sharabi 2021-04-08  1207  	}
08cd6811265925 Ohad Sharabi 2021-04-08  1208  
47bd5c6d317873 Ohad Sharabi 2021-04-11  1209  	/*
47bd5c6d317873 Ohad Sharabi 2021-04-11  1210  	 * skip storing FW response for NOOP to preserve the actual desired
47bd5c6d317873 Ohad Sharabi 2021-04-11  1211  	 * FW status
47bd5c6d317873 Ohad Sharabi 2021-04-11  1212  	 */
47bd5c6d317873 Ohad Sharabi 2021-04-11  1213  	if (expected_status == COMMS_STS_NOOP)
08cd6811265925 Ohad Sharabi 2021-04-08  1214  		return 0;
47bd5c6d317873 Ohad Sharabi 2021-04-11  1215  
47bd5c6d317873 Ohad Sharabi 2021-04-11  1216  	rc = hl_fw_dynamic_extract_fw_response(hdev, fw_loader,
47bd5c6d317873 Ohad Sharabi 2021-04-11  1217  					&fw_loader->dynamic_loader.response,
47bd5c6d317873 Ohad Sharabi 2021-04-11  1218  					status);
47bd5c6d317873 Ohad Sharabi 2021-04-11  1219  	return rc;
08cd6811265925 Ohad Sharabi 2021-04-08  1220  }
08cd6811265925 Ohad Sharabi 2021-04-08  1221  

:::::: The code at line 1195 was first introduced by commit
:::::: 08cd6811265925e075a52e639e017b87dc91cb65 habanalabs: dynamic fw load reset protocol

:::::: TO: Ohad Sharabi <osharabi@habana.ai>
:::::: CC: Oded Gabbay <ogabbay@kernel.org>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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