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Subject[chenxing:msc313_mainlining 69/73] drivers/clocksource/timer-msc313e.c:38:28: error: field 'delay' has incomplete type
tree:   git://github.com/linux-chenxing/linux.git msc313_mainlining
head: 4c9fe2eaf0fcfd50fbd5abafd740731257f5a8d6
commit: 1f8be2fbd369003b7a9689b38641af0e77526761 [69/73] clocksource: Add MStar MSC313e timer support
config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20211204/202112042007.Ym1gpNiG-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 11.2.0
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
# https://github.com/linux-chenxing/linux/commit/1f8be2fbd369003b7a9689b38641af0e77526761
git remote add chenxing git://github.com/linux-chenxing/linux.git
git fetch --no-tags chenxing msc313_mainlining
git checkout 1f8be2fbd369003b7a9689b38641af0e77526761
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=sh 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/clocksource/timer-msc313e.c:38:28: error: field 'delay' has incomplete type
38 | struct delay_timer delay;
| ^~~~~
drivers/clocksource/timer-msc313e.c: In function 'msc313e_clksrc_init':
>> drivers/clocksource/timer-msc313e.c:197:9: error: implicit declaration of function 'register_current_timer_delay' [-Werror=implicit-function-declaration]
197 | register_current_timer_delay(&msc313e_delay.delay);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors


vim +/delay +38 drivers/clocksource/timer-msc313e.c

35
36 struct msc313e_delay {
37 void __iomem *base;
> 38 struct delay_timer delay;
39 };
40
41 static void __iomem *msc313e_clksrc;
42 static struct msc313e_delay msc313e_delay;
43
44 static void msc313e_timer_stop(void __iomem *base)
45 {
46 writew(0, base + MSC313E_REG_CTRL);
47 }
48
49 static void msc313e_timer_start(void __iomem *base, bool periodic)
50 {
51 u16 reg;
52
53 reg = readw(base + MSC313E_REG_CTRL);
54 if (periodic)
55 reg |= MSC313E_REG_CTRL_TIMER_EN;
56 else
57 reg |= MSC313E_REG_CTRL_TIMER_TRIG;
58 writew(reg | MSC313E_REG_CTRL_TIMER_INT_EN, base + MSC313E_REG_CTRL);
59 }
60
61 static void msc313e_timer_setup(void __iomem *base, unsigned long delay)
62 {
63 writew(delay >> 16, base + MSC313E_REG_TIMER_MAX_HIGH);
64 writew(delay & 0xffff, base + MSC313E_REG_TIMER_MAX_LOW);
65 }
66
67 static unsigned long msc313e_timer_current_value(void __iomem *base)
68 {
69 unsigned long result;
70
71 result = readw(base + MSC313E_REG_COUNTER_LOW);
72 result |= readw(base + MSC313E_REG_COUNTER_HIGH) << 16;
73
74 return result;
75 }
76
77 static int msc313e_timer_clkevt_shutdown(struct clock_event_device *evt)
78 {
79 struct timer_of *timer = to_timer_of(evt);
80
81 msc313e_timer_stop(timer_of_base(timer));
82
83 return 0;
84 }
85
86 static int msc313e_timer_clkevt_set_oneshot(struct clock_event_device *evt)
87 {
88 struct timer_of *timer = to_timer_of(evt);
89
90 msc313e_timer_stop(timer_of_base(timer));
91 msc313e_timer_start(timer_of_base(timer), false);
92
93 return 0;
94 }
95
96 static int msc313e_timer_clkevt_set_periodic(struct clock_event_device *evt)
97 {
98 struct timer_of *timer = to_timer_of(evt);
99
100 msc313e_timer_stop(timer_of_base(timer));
101 msc313e_timer_setup(timer_of_base(timer), timer_of_period(timer));
102 msc313e_timer_start(timer_of_base(timer), true);
103
104 return 0;
105 }
106
107 static int msc313e_timer_clkevt_next_event(unsigned long evt, struct clock_event_device *clkevt)
108 {
109 struct timer_of *timer = to_timer_of(clkevt);
110
111 msc313e_timer_stop(timer_of_base(timer));
112 msc313e_timer_setup(timer_of_base(timer), evt);
113 msc313e_timer_start(timer_of_base(timer), false);
114
115 return 0;
116 }
117
118 static irqreturn_t msc313e_timer_clkevt_irq(int irq, void *dev_id)
119 {
120 struct clock_event_device *evt = dev_id;
121
122 evt->event_handler(evt);
123
124 return IRQ_HANDLED;
125 }
126
127 static u64 msc313e_timer_clksrc_read(struct clocksource *cs)
128 {
129 return msc313e_timer_current_value(msc313e_clksrc) & cs->mask;
130 }
131
132 static unsigned long msc313e_read_delay_timer_read(void)
133 {
134 return msc313e_timer_current_value(msc313e_delay.base);
135 }
136
137 static u64 msc313e_timer_sched_clock_read(void)
138 {
139 return msc313e_timer_current_value(msc313e_clksrc);
140 }
141
142 static struct clock_event_device msc313e_clkevt = {
143 .name = TIMER_NAME,
144 .rating = 300,
145 .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
146 .set_state_shutdown = msc313e_timer_clkevt_shutdown,
147 .set_state_periodic = msc313e_timer_clkevt_set_periodic,
148 .set_state_oneshot = msc313e_timer_clkevt_set_oneshot,
149 .tick_resume = msc313e_timer_clkevt_shutdown,
150 .set_next_event = msc313e_timer_clkevt_next_event,
151 };
152
153 static int __init msc313e_clkevt_init(struct device_node *np)
154 {
155 int ret;
156 struct timer_of *to;
157
158 to = kzalloc(sizeof(*to), GFP_KERNEL);
159 if (!to)
160 return -ENOMEM;
161
162 to->flags = TIMER_OF_IRQ | TIMER_OF_CLOCK | TIMER_OF_BASE;
163 to->of_irq.handler = msc313e_timer_clkevt_irq;
164 ret = timer_of_init(np, to);
165 if (ret)
166 return ret;
167
168 msc313e_clkevt.cpumask = cpu_possible_mask;
169 msc313e_clkevt.irq = to->of_irq.irq;
170 to->clkevt = msc313e_clkevt;
171
172 clockevents_config_and_register(&to->clkevt, timer_of_rate(to),
173 TIMER_SYNC_TICKS, 0xffffffff);
174 return 0;
175 }
176
177 static int __init msc313e_clksrc_init(struct device_node *np)
178 {
179 struct timer_of to = { 0 };
180 int ret;
181 u16 reg;
182
183 to.flags = TIMER_OF_BASE | TIMER_OF_CLOCK;
184 ret = timer_of_init(np, &to);
185 if (ret)
186 return ret;
187
188 msc313e_delay.base = timer_of_base(&to);
189 msc313e_delay.delay.read_current_timer = msc313e_read_delay_timer_read;
190 msc313e_delay.delay.freq = timer_of_rate(&to);
191
192 msc313e_clksrc = timer_of_base(&to);
193 reg = readw(msc313e_clksrc + MSC313E_REG_CTRL);
194 reg |= MSC313E_REG_CTRL_TIMER_EN;
195 writew(reg, msc313e_clksrc + MSC313E_REG_CTRL);
196
> 197 register_current_timer_delay(&msc313e_delay.delay);
198
199 sched_clock_register(msc313e_timer_sched_clock_read, 32, timer_of_rate(&to));
200 return clocksource_mmio_init(timer_of_base(&to), TIMER_NAME, timer_of_rate(&to), 300, 32,
201 msc313e_timer_clksrc_read);
202 }
203

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

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