[mchinth:sep_socwatch_linux_5_16 1/1] drivers/platform/x86/socperf/pci.c:76:12: sparse: sparse: function 'SOCPERF_PCI_Read_From_Memory_Address' with external linkage has definition

From: kernel test robot
Date: Sun Jun 26 2022 - 14:42:43 EST

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tree: https://github.com/mchinth/linux sep_socwatch_linux_5_16
head: 4cbfca15a262729ae8557758b49226fe4769f582
commit: 4cbfca15a262729ae8557758b49226fe4769f582 [1/1] Platform/x86 Updated SEP/SOCPERF drivers to latest version
config: i386-randconfig-s001
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.4-31-g4880bd19-dirty
# https://github.com/mchinth/linux/commit/4cbfca15a262729ae8557758b49226fe4769f582
git remote add mchinth https://github.com/mchinth/linux
git fetch --no-tags mchinth sep_socwatch_linux_5_16
git checkout 4cbfca15a262729ae8557758b49226fe4769f582
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/platform/x86/socperf/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

sparse warnings: (new ones prefixed by >>)
>> drivers/platform/x86/socperf/pci.c:76:12: sparse: sparse: function 'SOCPERF_PCI_Read_From_Memory_Address' with external linkage has definition
>> drivers/platform/x86/socperf/pci.c:122:12: sparse: sparse: function 'SOCPERF_PCI_Write_To_Memory_Address' with external linkage has definition
>> drivers/platform/x86/socperf/pci.c:163:12: sparse: sparse: function 'SOCPERF_PCI_Read_Ulong' with external linkage has definition
>> drivers/platform/x86/socperf/pci.c:185:13: sparse: sparse: function 'SOCPERF_PCI_Write_Ulong' with external linkage has definition
>> drivers/platform/x86/socperf/pci.c:94:14: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *[usertype] base @@ got void [noderef] __iomem * @@
drivers/platform/x86/socperf/pci.c:94:14: sparse: expected void *[usertype] base
drivers/platform/x86/socperf/pci.c:94:14: sparse: got void [noderef] __iomem *
>> drivers/platform/x86/socperf/pci.c:99:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
drivers/platform/x86/socperf/pci.c:99:28: sparse: expected void const volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/pci.c:99:28: sparse: got void *
>> drivers/platform/x86/socperf/pci.c:105:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *[usertype] base @@
drivers/platform/x86/socperf/pci.c:105:17: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/pci.c:105:17: sparse: got void *[usertype] base
drivers/platform/x86/socperf/pci.c:140:14: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *[usertype] base @@ got void [noderef] __iomem * @@
drivers/platform/x86/socperf/pci.c:140:14: sparse: expected void *[usertype] base
drivers/platform/x86/socperf/pci.c:140:14: sparse: got void [noderef] __iomem *
>> drivers/platform/x86/socperf/pci.c:145:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/platform/x86/socperf/pci.c:145:26: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/pci.c:145:26: sparse: got void *
drivers/platform/x86/socperf/pci.c:147:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *[usertype] base @@
drivers/platform/x86/socperf/pci.c:147:17: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/pci.c:147:17: sparse: got void *[usertype] base
--
>> drivers/platform/x86/socperf/npk_uncore.c:92:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/npk_uncore.c:92:36: sparse: expected void const volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/npk_uncore.c:92:36: sparse: got unsigned int [usertype] *
>> drivers/platform/x86/socperf/npk_uncore.c:119:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/npk_uncore.c:119:17: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/npk_uncore.c:119:17: sparse: got unsigned int [usertype] *
>> drivers/platform/x86/socperf/npk_uncore.c:340:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/platform/x86/socperf/npk_uncore.c:340:34: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/npk_uncore.c:340:34: sparse: got void *
drivers/platform/x86/socperf/npk_uncore.c:345:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/platform/x86/socperf/npk_uncore.c:345:34: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/npk_uncore.c:345:34: sparse: got void *
--
>> drivers/platform/x86/socperf/utility.c:75:13: sparse: sparse: function 'SOCPERF_UTILITY_Read_TSC' with external linkage has definition
>> drivers/platform/x86/socperf/utility.c:104:13: sparse: sparse: function 'SOCPERF_UTILITY_Read_Cpuid' with external linkage has definition
>> drivers/platform/x86/socperf/utility.c:136:17: sparse: sparse: function 'SOCPERF_UTILITY_Configure_CPU' with external linkage has definition
--
>> drivers/platform/x86/socperf/soc_uncore.c:422:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/soc_uncore.c:422:33: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/soc_uncore.c:422:33: sparse: got unsigned int [usertype] *
>> drivers/platform/x86/socperf/soc_uncore.c:593:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/platform/x86/socperf/soc_uncore.c:593:26: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/soc_uncore.c:593:26: sparse: got void *
>> drivers/platform/x86/socperf/soc_uncore.c:890:79: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned long long [usertype] * @@
drivers/platform/x86/socperf/soc_uncore.c:890:79: sparse: expected void const volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/soc_uncore.c:890:79: sparse: got unsigned long long [usertype] *
--
>> drivers/platform/x86/socperf/control.c:99:13: sparse: sparse: function 'SOCPERF_Invoke_Cpu' with external linkage has definition
>> drivers/platform/x86/socperf/control.c:127:13: sparse: sparse: function 'SOCPERF_Invoke_Parallel_Service' with external linkage has definition
>> drivers/platform/x86/socperf/control.c:356:13: sparse: sparse: function 'SOCPERF_Memory_Tracker_Init' with external linkage has definition
>> drivers/platform/x86/socperf/control.c:382:13: sparse: sparse: function 'SOCPERF_Memory_Tracker_Free' with external linkage has definition
>> drivers/platform/x86/socperf/control.c:443:13: sparse: sparse: function 'SOCPERF_Memory_Tracker_Compaction' with external linkage has definition
>> drivers/platform/x86/socperf/control.c:582:14: sparse: sparse: function 'SOCPERF_Allocate_Memory' with external linkage has definition
>> drivers/platform/x86/socperf/control.c:646:14: sparse: sparse: function 'SOCPERF_Allocate_KMemory' with external linkage has definition
>> drivers/platform/x86/socperf/control.c:704:14: sparse: sparse: function 'SOCPERF_Free_Memory' with external linkage has definition
--
>> drivers/platform/x86/socperf/haswellunc_sa.c:127:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/haswellunc_sa.c:127:33: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/haswellunc_sa.c:127:33: sparse: got unsigned int [usertype] *
drivers/platform/x86/socperf/haswellunc_sa.c:160:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/haswellunc_sa.c:160:33: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/haswellunc_sa.c:160:33: sparse: got unsigned int [usertype] *
>> drivers/platform/x86/socperf/haswellunc_sa.c:209:42: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/haswellunc_sa.c:209:42: sparse: expected void const volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/haswellunc_sa.c:209:42: sparse: got unsigned int [usertype] *
drivers/platform/x86/socperf/haswellunc_sa.c:212:42: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/haswellunc_sa.c:212:42: sparse: expected void const volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/haswellunc_sa.c:212:42: sparse: got unsigned int [usertype] *
drivers/platform/x86/socperf/haswellunc_sa.c:220:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/haswellunc_sa.c:220:33: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/haswellunc_sa.c:220:33: sparse: got unsigned int [usertype] *
drivers/platform/x86/socperf/haswellunc_sa.c:257:41: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/haswellunc_sa.c:257:41: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/haswellunc_sa.c:257:41: sparse: got unsigned int [usertype] *
>> drivers/platform/x86/socperf/haswellunc_sa.c:271:42: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/platform/x86/socperf/haswellunc_sa.c:271:42: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/haswellunc_sa.c:271:42: sparse: got void *
drivers/platform/x86/socperf/haswellunc_sa.c:363:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/haswellunc_sa.c:363:33: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/haswellunc_sa.c:363:33: sparse: got unsigned int [usertype] *
drivers/platform/x86/socperf/haswellunc_sa.c:367:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/haswellunc_sa.c:367:33: sparse: expected void const volatile [noderef] __iomem *addr
drivers/platform/x86/socperf/haswellunc_sa.c:367:33: sparse: got unsigned int [usertype] *
--
drivers/platform/x86/socperf/socperfdrv.c:208:13: sparse: sparse: function 'SOCPERF_Read_Data3' with external linkage has definition
>> drivers/platform/x86/socperf/socperfdrv.c:1175:13: sparse: sparse: function 'lwpmudrv_Stop_Mem' with external linkage has definition
>> drivers/platform/x86/socperf/socperfdrv.c:1392:22: sparse: sparse: function 'socperf_Service_IOCTL' with external linkage has definition
>> drivers/platform/x86/socperf/socperfdrv.c:1516:13: sparse: sparse: function 'socperf_Device_Control' with external linkage has definition
>> drivers/platform/x86/socperf/socperfdrv.c:1602:12: sparse: sparse: function 'SOCPERF_Abnormal_Terminate' with external linkage has definition
drivers/platform/x86/socperf/socperfdrv.c:104:22: sparse: sparse: symbol 'socperf_drv_version' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:105:5: sparse: sparse: symbol 'read_unc_ctr_info' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:106:10: sparse: sparse: symbol 'dispatch_uncore' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:108:14: sparse: sparse: symbol 'socperf_global_ec' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:109:14: sparse: sparse: symbol 'socperf_abnormal_terminate' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:110:11: sparse: sparse: symbol 'socperf_control' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:114:8: sparse: sparse: symbol 'socperf_pcb_size' was not declared. Should it be static?
>> drivers/platform/x86/socperf/socperfdrv.c:246:18: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/socperfdrv.c:246:18: sparse: expected void const volatile [noderef] __user *ptr
drivers/platform/x86/socperf/socperfdrv.c:246:18: sparse: got unsigned int [usertype] *
>> drivers/platform/x86/socperf/socperfdrv.c:246:18: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __user *__ptr_pu @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/socperfdrv.c:246:18: sparse: expected void [noderef] __user *__ptr_pu
drivers/platform/x86/socperf/socperfdrv.c:246:18: sparse: got unsigned int [usertype] *
>> drivers/platform/x86/socperf/socperfdrv.c:328:37: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got void *[usertype] buf_drv_to_usr @@
drivers/platform/x86/socperf/socperfdrv.c:328:37: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:328:37: sparse: got void *[usertype] buf_drv_to_usr
drivers/platform/x86/socperf/socperfdrv.c:407:62: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got void *[usertype] buf_drv_to_usr @@
drivers/platform/x86/socperf/socperfdrv.c:407:62: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:407:62: sparse: got void *[usertype] buf_drv_to_usr
>> drivers/platform/x86/socperf/socperfdrv.c:559:63: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got char *[usertype] buf_usr_to_drv @@
drivers/platform/x86/socperf/socperfdrv.c:559:63: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:559:63: sparse: got char *[usertype] buf_usr_to_drv
drivers/platform/x86/socperf/socperfdrv.c:641:39: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got char *[usertype] buf_usr_to_drv @@
drivers/platform/x86/socperf/socperfdrv.c:641:39: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:641:39: sparse: got char *[usertype] buf_usr_to_drv
drivers/platform/x86/socperf/socperfdrv.c:742:64: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got char *[usertype] buf_usr_to_drv @@
drivers/platform/x86/socperf/socperfdrv.c:742:64: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:742:64: sparse: got char *[usertype] buf_usr_to_drv
>> drivers/platform/x86/socperf/socperfdrv.c:1043:43: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got unsigned int [usertype] * @@
drivers/platform/x86/socperf/socperfdrv.c:1043:43: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:1043:43: sparse: got unsigned int [usertype] *
>> drivers/platform/x86/socperf/socperfdrv.c:1066:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got char *[usertype] buf_drv_to_usr @@
drivers/platform/x86/socperf/socperfdrv.c:1066:29: sparse: expected void [noderef] __user *to
drivers/platform/x86/socperf/socperfdrv.c:1066:29: sparse: got char *[usertype] buf_drv_to_usr
drivers/platform/x86/socperf/socperfdrv.c:1089:28: sparse: sparse: Using plain integer as NULL pointer
drivers/platform/x86/socperf/socperfdrv.c:1100:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got char *[usertype] buf_drv_to_usr @@
drivers/platform/x86/socperf/socperfdrv.c:1100:29: sparse: expected void [noderef] __user *to
drivers/platform/x86/socperf/socperfdrv.c:1100:29: sparse: got char *[usertype] buf_drv_to_usr
>> drivers/platform/x86/socperf/socperfdrv.c:1135:45: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got unsigned long long [usertype] * @@
drivers/platform/x86/socperf/socperfdrv.c:1135:45: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:1135:45: sparse: got unsigned long long [usertype] *
drivers/platform/x86/socperf/socperfdrv.c:1154:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got char *[usertype] buf_drv_to_usr @@
drivers/platform/x86/socperf/socperfdrv.c:1154:29: sparse: expected void [noderef] __user *to
drivers/platform/x86/socperf/socperfdrv.c:1154:29: sparse: got char *[usertype] buf_drv_to_usr
drivers/platform/x86/socperf/socperfdrv.c:1175:13: sparse: sparse: symbol 'lwpmudrv_Stop_Mem' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:1286:54: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got char *[usertype] buf_usr_to_drv @@
drivers/platform/x86/socperf/socperfdrv.c:1286:54: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:1286:54: sparse: got char *[usertype] buf_usr_to_drv
drivers/platform/x86/socperf/socperfdrv.c:1310:30: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got char *[usertype] buf_drv_to_usr @@
drivers/platform/x86/socperf/socperfdrv.c:1310:30: sparse: expected void [noderef] __user *to
drivers/platform/x86/socperf/socperfdrv.c:1310:30: sparse: got char *[usertype] buf_drv_to_usr
>> drivers/platform/x86/socperf/socperfdrv.c:1348:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got char *buf @@
drivers/platform/x86/socperf/socperfdrv.c:1348:26: sparse: expected void [noderef] __user *to
drivers/platform/x86/socperf/socperfdrv.c:1348:26: sparse: got char *buf
>> drivers/platform/x86/socperf/socperfdrv.c:1368:76: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got char const * @@
drivers/platform/x86/socperf/socperfdrv.c:1368:76: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:1368:76: sparse: got char const *
drivers/platform/x86/socperf/socperfdrv.c:1392:22: sparse: sparse: symbol 'socperf_Service_IOCTL' was not declared. Should it be static?
>> drivers/platform/x86/socperf/socperfdrv.c:1537:55: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got struct IOCTL_ARGS_NODE_S [usertype] *[usertype] @@
drivers/platform/x86/socperf/socperfdrv.c:1537:55: sparse: expected void const [noderef] __user *from
drivers/platform/x86/socperf/socperfdrv.c:1537:55: sparse: got struct IOCTL_ARGS_NODE_S [usertype] *[usertype]
drivers/platform/x86/socperf/socperfdrv.c:1516:13: sparse: sparse: symbol 'socperf_Device_Control' was not declared. Should it be static?
drivers/platform/x86/socperf/socperfdrv.c:1602:12: sparse: sparse: symbol 'SOCPERF_Abnormal_Terminate' was not declared. Should it be static?
>> drivers/platform/x86/socperf/socperfdrv.c:1637:17: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@ expected int ( *read )( ... ) @@ got int ( * )( ... ) @@
drivers/platform/x86/socperf/socperfdrv.c:1637:17: sparse: expected int ( *read )( ... )
drivers/platform/x86/socperf/socperfdrv.c:1637:17: sparse: got int ( * )( ... )
>> drivers/platform/x86/socperf/socperfdrv.c:1638:18: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@ expected int ( *write )( ... ) @@ got int ( * )( ... ) @@
drivers/platform/x86/socperf/socperfdrv.c:1638:18: sparse: expected int ( *write )( ... )
drivers/platform/x86/socperf/socperfdrv.c:1638:18: sparse: got int ( * )( ... )
--
>> drivers/platform/x86/socperf/pmu_list.c:246:17: sparse: sparse: function 'PMU_LIST_Check_MMIO' with external linkage has definition
>> drivers/platform/x86/socperf/pmu_list.c:303:18: sparse: sparse: function 'PMU_LIST_Initialize' with external linkage has definition
>> drivers/platform/x86/socperf/pmu_list.c:327:18: sparse: sparse: function 'PMU_LIST_Build_MMIO_List' with external linkage has definition
>> drivers/platform/x86/socperf/pmu_list.c:380:18: sparse: sparse: function 'PMU_LIST_Clean_Up' with external linkage has definition

vim +/SOCPERF_PCI_Read_From_Memory_Address +76 drivers/platform/x86/socperf/pci.c

63
64 /* ------------------------------------------------------------------------- */
65 /*!
66 * @fn extern int SOCPERF_PCI_Read_From_Memory_Address(addr, val)
67 *
68 * @param addr - physical address in mmio
69 * @param *value - value at this address
70 *
71 * @return status
72 *
73 * @brief Read memory mapped i/o physical location
74 *
75 */
> 76 extern int SOCPERF_PCI_Read_From_Memory_Address(U32 addr, U32 *val)
77 {
78 U32 aligned_addr, offset, value;
79 PVOID base;
80
81 if (addr <= 0) {
82 return OS_INVALID;
83 }
84
85 SOCPERF_PRINT_DEBUG(
86 "SOCPERF_PCI_Read_From_Memory_Address: reading physical address:%x\n",
87 addr);
88 offset = addr & ~PAGE_MASK;
89 aligned_addr = addr & PAGE_MASK;
90 SOCPERF_PRINT_DEBUG(
91 "SOCPERF_PCI_Read_From_Memory_Address: aligned physical address:%x,offset:%x\n",
92 aligned_addr, offset);
93
> 94 base = ioremap(aligned_addr, PAGE_SIZE);
95 if (base == NULL) {
96 return OS_INVALID;
97 }
98
> 99 value = readl(base + offset);
100 *val = value;
101 SOCPERF_PRINT_DEBUG(
102 "SOCPERF_PCI_Read_From_Memory_Address: value at this physical address:%x\n",
103 value);
104
> 105 iounmap(base);
106
107 return OS_SUCCESS;
108 }
109
110 /* ------------------------------------------------------------------------- */
111 /*!
112 * @fn extern int SOCPERF_PCI_Write_To_Memory_Address(addr, val)
113 *
114 * @param addr - physical address in mmio
115 * @param value - value to be written
116 *
117 * @return status
118 *
119 * @brief Write to memory mapped i/o physical location
120 *
121 */
> 122 extern int SOCPERF_PCI_Write_To_Memory_Address(U32 addr, U32 val)
123 {
124 U32 aligned_addr, offset;
125 PVOID base;
126
127 if (addr <= 0) {
128 return OS_INVALID;
129 }
130
131 SOCPERF_PRINT_DEBUG(
132 "SOCPERF_PCI_Write_To_Memory_Address: writing physical address:%x with value:%x\n",
133 addr, val);
134 offset = addr & ~PAGE_MASK;
135 aligned_addr = addr & PAGE_MASK;
136 SOCPERF_PRINT_DEBUG(
137 "SOCPERF_PCI_Write_To_Memory_Address: aligned physical address:%x,offset:%x\n",
138 aligned_addr, offset);
139
140 base = ioremap(aligned_addr, PAGE_SIZE);
141 if (base == NULL) {
142 return OS_INVALID;
143 }
144
> 145 writel(val, base + offset);
146
147 iounmap(base);
148
149 return OS_SUCCESS;
150 }
151
152 /* ------------------------------------------------------------------------- */
153 /*!
154 * @fn extern int SOCPERF_PCI_Read_Ulong(pci_address)
155 *
156 * @param pci_address - PCI configuration address
157 *
158 * @return value at this location
159 *
160 * @brief Reads a ULONG from PCI configuration space
161 *
162 */
> 163 extern int SOCPERF_PCI_Read_Ulong(U32 pci_address)
164 {
165 U32 temp_ulong = 0;
166
167 outl(pci_address, PCI_ADDR_IO);
168 temp_ulong = inl(PCI_DATA_IO);
169
170 return temp_ulong;
171 }
172
173 /* ------------------------------------------------------------------------- */
174 /*!
175 * @fn extern int SOCPERF_PCI_Write_Ulong(addr, val)
176 *
177 * @param pci_address - PCI configuration address
178 * @param value - Value to be written
179 *
180 * @return status
181 *
182 * @brief Writes a ULONG to PCI configuration space
183 *
184 */
> 185 extern void SOCPERF_PCI_Write_Ulong(U32 pci_address, U32 value)

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