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Date: Fri, 29 Jul 2022 12:38:01 +0800
From: kernel test robot <lkp@...el.com>
To: Manisha Chinthapally <manisha.chinthapally@...el.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Faycal Benmlih <faycal.benmlih@...el.com>
Subject: drivers/platform/x86/socperf/haswellunc_sa.c:203:39: sparse: sparse:
cast removes address space '__iomem' of expression
tree: https://github.com/mchinth/linux sep_socwatch_linux_5_10
head: c55df4a2b60fc7c6c4d00fd9f9fb447087833513
commit: 4a8adda8065c4c6944ffedd3025605c845c262a5 SEP/SOCWATCH resolve build errors after rebasing to linux v5.6-rc3
date: 1 year, 10 months ago
config: x86_64-randconfig-s022 (https://download.01.org/0day-ci/archive/20220729/202207291223.XKAecRuS-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.4-39-gce1a6720-dirty
# https://github.com/mchinth/linux/commit/4a8adda8065c4c6944ffedd3025605c845c262a5
git remote add mchinth https://github.com/mchinth/linux
git fetch --no-tags mchinth sep_socwatch_linux_5_10
git checkout 4a8adda8065c4c6944ffedd3025605c845c262a5
# 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=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/platform/x86/socperf/haswellunc_sa.c:203:39: sparse: sparse: cast removes address space '__iomem' of expression
drivers/platform/x86/socperf/haswellunc_sa.c:395:10: sparse: sparse: Initializer entry defined twice
drivers/platform/x86/socperf/haswellunc_sa.c:399:10: sparse: also defined here
--
>> drivers/platform/x86/socperf/soc_uncore.c:756:47: sparse: sparse: cast removes address space '__iomem' of expression
drivers/platform/x86/socperf/soc_uncore.c:889:10: sparse: sparse: Initializer entry defined twice
drivers/platform/x86/socperf/soc_uncore.c:893:10: sparse: also defined here
--
>> drivers/platform/x86/socperf/npk_uncore.c:292:39: sparse: sparse: cast removes address space '__iomem' of expression
drivers/platform/x86/socperf/npk_uncore.c:492:10: sparse: sparse: Initializer entry defined twice
drivers/platform/x86/socperf/npk_uncore.c:496:10: sparse: also defined here
--
>> drivers/platform/x86/socwatch/sw_telem.c:239:33: sparse: sparse: cast removes address space '__iomem' of expression
drivers/platform/x86/socwatch/sw_telem.c:242:28: sparse: sparse: cast removes address space '__iomem' of expression
drivers/platform/x86/socwatch/sw_telem.c:245:58: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/platform/x86/socwatch/sw_telem.c:260:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned long long volatile [usertype] *static [assigned] [toplevel] s_punitInterfaceAddr @@
drivers/platform/x86/socwatch/sw_telem.c:260:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socwatch/sw_telem.c:260:25: sparse: got unsigned long long volatile [usertype] *static [assigned] [toplevel] s_punitInterfaceAddr
drivers/platform/x86/socwatch/sw_telem.c:264:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned long long volatile [usertype] *static [assigned] [toplevel] s_punitDataAddr @@
drivers/platform/x86/socwatch/sw_telem.c:264:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socwatch/sw_telem.c:264:25: sparse: got unsigned long long volatile [usertype] *static [assigned] [toplevel] s_punitDataAddr
>> drivers/platform/x86/socwatch/sw_telem.c:268:54: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned long long volatile [usertype] *ssram_virt_addr @@
drivers/platform/x86/socwatch/sw_telem.c:268:54: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socwatch/sw_telem.c:268:54: sparse: got unsigned long long volatile [usertype] *ssram_virt_addr
drivers/platform/x86/socwatch/sw_telem.c:280:28: sparse: sparse: cast removes address space '__iomem' of expression
drivers/platform/x86/socwatch/sw_telem.c:283:28: sparse: sparse: cast removes address space '__iomem' of expression
drivers/platform/x86/socwatch/sw_telem.c:286:29: sparse: sparse: cast removes address space '__iomem' of expression
drivers/platform/x86/socwatch/sw_telem.c:289:29: sparse: sparse: cast removes address space '__iomem' of expression
drivers/platform/x86/socwatch/sw_telem.c:292:56: sparse: sparse: cast removes address space '__iomem' of expression
drivers/platform/x86/socwatch/sw_telem.c:307:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned long long volatile [usertype] *static [assigned] [toplevel] s_pmcIPCCmdAddr @@
drivers/platform/x86/socwatch/sw_telem.c:307:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socwatch/sw_telem.c:307:25: sparse: got unsigned long long volatile [usertype] *static [assigned] [toplevel] s_pmcIPCCmdAddr
drivers/platform/x86/socwatch/sw_telem.c:311:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned long long volatile [usertype] *static [assigned] [toplevel] s_pmcIPCStsAddr @@
drivers/platform/x86/socwatch/sw_telem.c:311:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socwatch/sw_telem.c:311:25: sparse: got unsigned long long volatile [usertype] *static [assigned] [toplevel] s_pmcIPCStsAddr
drivers/platform/x86/socwatch/sw_telem.c:315:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned long long volatile [usertype] *static [assigned] [toplevel] s_pmcIPCWBufAddr @@
drivers/platform/x86/socwatch/sw_telem.c:315:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socwatch/sw_telem.c:315:25: sparse: got unsigned long long volatile [usertype] *static [assigned] [toplevel] s_pmcIPCWBufAddr
drivers/platform/x86/socwatch/sw_telem.c:319:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned long long volatile [usertype] *static [assigned] [toplevel] s_pmcIPCRBufAddr @@
drivers/platform/x86/socwatch/sw_telem.c:319:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socwatch/sw_telem.c:319:25: sparse: got unsigned long long volatile [usertype] *static [assigned] [toplevel] s_pmcIPCRBufAddr
drivers/platform/x86/socwatch/sw_telem.c:323:52: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned long long volatile [usertype] *ssram_virt_addr @@
drivers/platform/x86/socwatch/sw_telem.c:323:52: sparse: expected void volatile [noderef] __iomem *addr
drivers/platform/x86/socwatch/sw_telem.c:323:52: sparse: got unsigned long long volatile [usertype] *ssram_virt_addr
>> drivers/platform/x86/socwatch/sw_telem.c:671:5: sparse: sparse: symbol 'read_telem' was not declared. Should it be static?
--
>> drivers/platform/x86/socwatch/sw_trace_notifier_provider.c:1634:67: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected unsigned int flags @@ got restricted gfp_t @@
drivers/platform/x86/socwatch/sw_trace_notifier_provider.c:1634:67: sparse: expected unsigned int flags
drivers/platform/x86/socwatch/sw_trace_notifier_provider.c:1634:67: sparse: got restricted gfp_t
vim +/__iomem +203 drivers/platform/x86/socperf/haswellunc_sa.c
71
72 /*!
73 * @fn static VOID hswunc_sa_Write_PMU(VOID*)
74 *
75 * @brief Initial write of PMU registers
76 * Walk through the entries and write the value of the register accordingly.
77 * When current_group = 0, then this is the first time this routine is called,
78 *
79 * @param param - device index
80 *
81 * @return None
82 *
83 * <I>Special Notes:</I>
84 */
85 static VOID hswunc_sa_Write_PMU(VOID *param)
86 {
87 U32 dev_idx = *((U32 *)param);
88 U32 cur_grp = LWPMU_DEVICE_cur_group(device_uncore);
89 ECB pecb = LWPMU_DEVICE_PMU_register_data(device_uncore)[cur_grp];
90 DRV_PCI_DEVICE_ENTRY dpden;
91 U32 pci_address;
92 U32 bar_lo;
93 U64 bar_hi;
94 U64 final_bar;
95 U64 physical_address;
96 U32 dev_index = 0;
97 S32 bar_list[HSWUNC_SA_MAX_PCI_DEVICES];
98 U32 bar_index = 0;
99 U64 gdxc_bar = 0;
100 U32 map_size = 0;
101 U64 virtual_address = 0;
102 U64 mmio_offset = 0;
103 U32 bar_name = 0;
104 DRV_PCI_DEVICE_ENTRY curr_pci_entry = NULL;
105 U32 next_bar_offset = 0;
106 U32 i = 0;
107
108 for (dev_index = 0; dev_index < HSWUNC_SA_MAX_PCI_DEVICES;
109 dev_index++) {
110 bar_list[dev_index] = -1;
111 }
112
113 device_id = dev_idx;
114 // initialize the CHAP per-counter overflow numbers
115 for (i = 0; i < HSWUNC_SA_MAX_COUNTERS; i++) {
116 counter_overflow[i] = 0;
117 socperf_pcb[0].last_uncore_count[i] = 0;
118 }
119
120 ECB_pcidev_entry_list(pecb) = (DRV_PCI_DEVICE_ENTRY)(
121 (S8 *)pecb + ECB_pcidev_list_offset(pecb));
122 dpden = ECB_pcidev_entry_list(pecb);
123
124 if (counter_virtual_address) {
125 for (i = 0; i < ECB_num_entries(pecb); i++) {
126 writel(HSWUNC_SA_CHAP_STOP,
127 (void __iomem *)(((char *)(UIOP)counter_virtual_address) +
128 HSWUNC_SA_CHAP_CTRL_REG_OFFSET +
129 i * 0x10));
130 }
131 }
132
133 for (dev_index = 0; dev_index < ECB_num_pci_devices(pecb);
134 dev_index++) {
135 curr_pci_entry = &dpden[dev_index];
136 mmio_offset = DRV_PCI_DEVICE_ENTRY_base_offset_for_mmio(
137 curr_pci_entry);
138 bar_name = DRV_PCI_DEVICE_ENTRY_bar_name(curr_pci_entry);
139 if (DRV_PCI_DEVICE_ENTRY_config_type(curr_pci_entry) ==
140 UNC_PCICFG) {
141 pci_address = FORM_PCI_ADDR(
142 DRV_PCI_DEVICE_ENTRY_bus_no(curr_pci_entry),
143 DRV_PCI_DEVICE_ENTRY_dev_no(curr_pci_entry),
144 DRV_PCI_DEVICE_ENTRY_func_no(curr_pci_entry),
145 mmio_offset);
146 SOCPERF_PCI_Write_Ulong(
147 pci_address,
148 DRV_PCI_DEVICE_ENTRY_value(curr_pci_entry));
149 continue;
150 }
151 // UNC_MMIO programming
152 if (bar_list[bar_name] != -1) {
153 bar_index = bar_list[bar_name];
154 virtual_address = DRV_PCI_DEVICE_ENTRY_virtual_address(
155 &dpden[bar_index]);
156 DRV_PCI_DEVICE_ENTRY_virtual_address(curr_pci_entry) =
157 DRV_PCI_DEVICE_ENTRY_virtual_address(
158 &dpden[bar_index]);
159 writel(DRV_PCI_DEVICE_ENTRY_value(curr_pci_entry),
160 (void __iomem *)(((char *)(UIOP)virtual_address) +
161 mmio_offset));
162 continue;
163 }
164 if (bar_name == UNC_GDXCBAR) {
165 DRV_PCI_DEVICE_ENTRY_bar_address(curr_pci_entry) =
166 gdxc_bar;
167 } else {
168 pci_address = FORM_PCI_ADDR(
169 DRV_PCI_DEVICE_ENTRY_bus_no(curr_pci_entry),
170 DRV_PCI_DEVICE_ENTRY_dev_no(curr_pci_entry),
171 DRV_PCI_DEVICE_ENTRY_func_no(curr_pci_entry),
172 DRV_PCI_DEVICE_ENTRY_bar_offset(
173 curr_pci_entry));
174 bar_lo = SOCPERF_PCI_Read_Ulong(pci_address);
175 next_bar_offset = DRV_PCI_DEVICE_ENTRY_bar_offset(
176 curr_pci_entry) +
177 HSWUNC_SA_NEXT_ADDR_OFFSET;
178 pci_address = FORM_PCI_ADDR(
179 DRV_PCI_DEVICE_ENTRY_bus_no(curr_pci_entry),
180 DRV_PCI_DEVICE_ENTRY_dev_no(curr_pci_entry),
181 DRV_PCI_DEVICE_ENTRY_func_no(curr_pci_entry),
182 next_bar_offset);
183 bar_hi = SOCPERF_PCI_Read_Ulong(pci_address);
184 final_bar =
185 (bar_hi << HSWUNC_SA_BAR_ADDR_SHIFT) | bar_lo;
186 final_bar &= HSWUNC_SA_BAR_ADDR_MASK;
187
188 DRV_PCI_DEVICE_ENTRY_bar_address(curr_pci_entry) =
189 final_bar;
190 }
191 physical_address =
192 DRV_PCI_DEVICE_ENTRY_bar_address(curr_pci_entry);
193
194 if (physical_address) {
195 if (bar_name == UNC_MCHBAR) {
196 map_size = HSWUNC_SA_MCHBAR_MMIO_PAGE_SIZE;
197 } else if (bar_name == UNC_PCIEXBAR) {
198 map_size = HSWUNC_SA_PCIEXBAR_MMIO_PAGE_SIZE;
199 } else {
200 map_size = HSWUNC_SA_OTHER_BAR_MMIO_PAGE_SIZE;
201 }
202 DRV_PCI_DEVICE_ENTRY_virtual_address(curr_pci_entry) =
> 203 (U64)(UIOP)ioremap_cache(physical_address,
204 map_size);
205 virtual_address = DRV_PCI_DEVICE_ENTRY_virtual_address(
206 curr_pci_entry);
207
208 if (!gdxc_bar && bar_name == UNC_MCHBAR) {
209 bar_lo = readl(
210 (void __iomem *)((char *)(UIOP)virtual_address +
211 HSWUNC_SA_GDXCBAR_OFFSET_LO));
212 bar_hi = readl(
213 (void __iomem *)((char *)(UIOP)virtual_address +
214 HSWUNC_SA_GDXCBAR_OFFSET_HI));
215 gdxc_bar =
216 (bar_hi << HSWUNC_SA_BAR_ADDR_SHIFT) |
217 bar_lo;
218 gdxc_bar = gdxc_bar & HSWUNC_SA_GDXCBAR_MASK;
219 }
220 writel((U32)DRV_PCI_DEVICE_ENTRY_value(curr_pci_entry),
221 (void __iomem *)(((char *)(UIOP)virtual_address) +
222 mmio_offset));
223 bar_list[bar_name] = dev_index;
224 if (counter_virtual_address == 0 &&
225 bar_name == UNC_CHAPADR) {
226 counter_virtual_address = virtual_address;
227 }
228 }
229 }
230 }
231
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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