* [chenxing:msc313_mainlining 68/69] drivers/irqchip/irq-msc313-pm-wakeup.c:21:25: error: redefinition of 'field_mask' as different kind of symbol
@ 2021-11-27 2:12 kernel test robot
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From: kernel test robot @ 2021-11-27 2:12 UTC (permalink / raw)
To: Daniel Palmer; +Cc: llvm, kbuild-all, linux-kernel
tree: git://github.com/linux-chenxing/linux.git msc313_mainlining
head: df6df62e60f3a32773b02a41e0d6a4e0f2b353b5
commit: 294ac78fcc3c89b63c48a5f85d4352de0a73b078 [68/69] irqchip: MStar wakeup intc
config: arm64-randconfig-r035-20211126 (https://download.01.org/0day-ci/archive/20211127/202111271000.4rTe0TiV-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5162b558d8c0b542e752b037e72a69d5fd51eb1e)
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/linux-chenxing/linux/commit/294ac78fcc3c89b63c48a5f85d4352de0a73b078
git remote add chenxing git://github.com/linux-chenxing/linux.git
git fetch --no-tags chenxing msc313_mainlining
git checkout 294ac78fcc3c89b63c48a5f85d4352de0a73b078
# 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 drivers/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> drivers/irqchip/irq-msc313-pm-wakeup.c:21:25: error: redefinition of 'field_mask' as different kind of symbol
static struct reg_field field_mask = REG_FIELD(MSTAR_PMSLEEP_WAKEUPSOURCE, 0, 7);
^
include/linux/bitfield.h:122:28: note: previous definition is here
static __always_inline u64 field_mask(u64 field)
^
>> drivers/irqchip/irq-msc313-pm-wakeup.c:118:43: error: passing 'u64 (u64)' (aka 'unsigned long long (unsigned long long)') to parameter of incompatible type 'struct reg_field'
intc->mask = regmap_field_alloc(pmsleep, field_mask);
^~~~~~~~~~
include/linux/regmap.h:1265:20: note: passing argument to parameter 'reg_field' here
struct reg_field reg_field);
^
drivers/irqchip/irq-msc313-pm-wakeup.c:132:2: warning: ignoring return value of function declared with 'warn_unused_result' attribute [-Wunused-result]
request_irq(irq, msc313_pm_wakeup_intc_chainedhandler, IRQF_SHARED,
^~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning and 2 errors generated.
vim +/field_mask +21 drivers/irqchip/irq-msc313-pm-wakeup.c
20
> 21 static struct reg_field field_mask = REG_FIELD(MSTAR_PMSLEEP_WAKEUPSOURCE, 0, 7);
22 static struct reg_field field_type = REG_FIELD(MSTAR_PMSLEEP_REG24, 0, 7);
23 static struct reg_field field_status = REG_FIELD(MSTAR_PMSLEEP_WAKEINT_STATUS, 0, 7);
24
25 struct msc313_sleep_intc {
26 struct regmap_field *mask;
27 struct regmap_field *type;
28 struct regmap_field *status;
29 };
30
31 static void msc313_pm_wakeup_intc_mask_irq(struct irq_data *data)
32 {
33 struct msc313_sleep_intc *intc = irq_data_get_irq_chip_data(data);
34
35 regmap_field_update_bits(intc->mask, 1 << data->hwirq, ~0);
36 }
37
38 static void msc313_pm_wakeup_intc_unmask_irq(struct irq_data *data)
39 {
40 struct msc313_sleep_intc *intc = irq_data_get_irq_chip_data(data);
41
42 regmap_field_update_bits(intc->mask, 1 << data->hwirq, 0);
43 }
44
45 static void msc313_pm_wakeup_intc_irq_eoi(struct irq_data *data)
46 {
47 }
48
49 static int msc313_pm_wakeup_intc_set_type_irq(struct irq_data *data,
50 unsigned int flow_type)
51 {
52 return 0;
53 }
54
55 static struct irq_chip msc313_pm_wakeup_intc_chip = {
56 .name = "PM-WAKEUP",
57 .irq_mask = msc313_pm_wakeup_intc_mask_irq,
58 .irq_unmask = msc313_pm_wakeup_intc_unmask_irq,
59 .irq_eoi = msc313_pm_wakeup_intc_irq_eoi,
60 .irq_set_type = msc313_pm_wakeup_intc_set_type_irq,
61 };
62
63 static irqreturn_t msc313_pm_wakeup_intc_chainedhandler(int irq, void *data)
64 {
65 struct irq_domain *domain = data;
66 struct msc313_sleep_intc *intc = domain->host_data;
67 unsigned int hwirq, status;
68
69 regmap_field_read(intc->status, &status);
70 printk("wakeupint %x\n", status);
71
72 while (status) {
73 hwirq = __ffs(status);
74 generic_handle_domain_irq(domain, hwirq);
75 status &= ~BIT(hwirq);
76 }
77
78 return IRQ_HANDLED;
79 }
80
81 static int msc313_pm_wakeup_intc_domain_map(struct irq_domain *domain,
82 unsigned int irq, irq_hw_number_t hw)
83 {
84 struct msc313_sleep_intc *intc = domain->host_data;
85
86 irq_set_chip_and_handler(irq, &msc313_pm_wakeup_intc_chip, handle_level_irq);
87 irq_set_chip_data(irq, intc);
88 irq_set_probe(irq);
89
90 return 0;
91 }
92
93 static const struct irq_domain_ops msc313_pm_wakeup_intc_domain_ops = {
94 .xlate = irq_domain_xlate_twocell,
95 .map = msc313_pm_wakeup_intc_domain_map,
96 };
97
98 static int __init msc313_pm_wakeup_intc_of_init(struct device_node *node,
99 struct device_node *parent)
100 {
101 int ret = 0, irq;
102 struct regmap *pmsleep;
103 struct msc313_sleep_intc *intc;
104 struct irq_domain *domain;
105
106 irq = of_irq_get(node, 0);
107 if (irq <= 0)
108 return irq;
109
110 pmsleep = syscon_regmap_lookup_by_phandle(node, "mstar,pmsleep");
111 if (IS_ERR(pmsleep))
112 return PTR_ERR(pmsleep);
113
114 intc = kzalloc(sizeof(*intc), GFP_KERNEL);
115 if (!intc)
116 return -ENOMEM;
117
> 118 intc->mask = regmap_field_alloc(pmsleep, field_mask);
119 intc->type = regmap_field_alloc(pmsleep, field_type);
120 intc->status = regmap_field_alloc(pmsleep, field_status);
121
122 /* The masks survive deep sleep so clear them. */
123 regmap_field_write(intc->mask, ~0);
124
125 domain = irq_domain_add_linear(node, NUM_IRQ,
126 &msc313_pm_wakeup_intc_domain_ops, intc);
127 if (!domain) {
128 ret = -ENOMEM;
129 goto out_free;
130 }
131
132 request_irq(irq, msc313_pm_wakeup_intc_chainedhandler, IRQF_SHARED,
133 "pmsleep", domain);
134
135 return 0;
136
137 out_free:
138 kfree(intc);
139 return ret;
140 }
141
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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