linux-next: build failure after merge of the scmi tree

From: Stephen Rothwell
Date: Thu Jun 30 2022 - 20:41:25 EST

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Hi all,

After merging the scmi tree, today's linux-next build (arm
multi_v7_defconfig) failed like this:

In file included from <command-line>:
drivers/firmware/arm_scmi/powercap.c: In function 'scmi_powercap_measurements_threshold_set':
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:65:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
65 | BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask), \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:65:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
65 | BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask), \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:67:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
67 | BUILD_BUG_ON_MSG((_mask) == 0, _pfx "mask is zero"); \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:67:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
67 | BUILD_BUG_ON_MSG((_mask) == 0, _pfx "mask is zero"); \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:68:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
68 | BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:68:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
68 | BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:68:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
68 | BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:69:47: note: in expansion of macro '__bf_shf'
69 | ~((_mask) >> __bf_shf(_mask)) & (_val) : 0, \
| ^~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:68:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
68 | BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:69:47: note: in expansion of macro '__bf_shf'
69 | ~((_mask) >> __bf_shf(_mask)) & (_val) : 0, \
| ^~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:71:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
71 | BUILD_BUG_ON_MSG(__bf_cast_unsigned(_mask, _mask) > \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:71:34: note: in expansion of macro '__bf_cast_unsigned'
71 | BUILD_BUG_ON_MSG(__bf_cast_unsigned(_mask, _mask) > \
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:71:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
71 | BUILD_BUG_ON_MSG(__bf_cast_unsigned(_mask, _mask) > \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:71:34: note: in expansion of macro '__bf_cast_unsigned'
71 | BUILD_BUG_ON_MSG(__bf_cast_unsigned(_mask, _mask) > \
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~~~~~~~~~~~~~
include/linux/build_bug.h:21:9: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:74:17: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
74 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~~~~~~~~~~~~~
include/linux/build_bug.h:21:9: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:74:17: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
74 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~~~~~~~~~~~~~
include/linux/build_bug.h:21:9: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:74:17: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
74 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:75:56: note: in expansion of macro '__bf_shf'
75 | (1ULL << __bf_shf(_mask))); \
| ^~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~~~~~~~~~~~~~
include/linux/build_bug.h:21:9: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:74:17: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
74 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:75:56: note: in expansion of macro '__bf_shf'
75 | (1ULL << __bf_shf(_mask))); \
| ^~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~~~~~~~~~~~~~
include/linux/build_bug.h:21:9: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:74:17: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
74 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~~~~~~~~~~~~~
include/linux/build_bug.h:21:9: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:74:17: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
74 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~~~~~~~~~~~~~
include/linux/build_bug.h:21:9: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:74:17: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
74 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:75:56: note: in expansion of macro '__bf_shf'
75 | (1ULL << __bf_shf(_mask))); \
| ^~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:332:23: note: in definition of macro '__compiletime_assert'
332 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~~~~~~~~~~~~~
include/linux/build_bug.h:21:9: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:74:17: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
74 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:75:56: note: in expansion of macro '__bf_shf'
75 | (1ULL << __bf_shf(_mask))); \
| ^~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
In file included from drivers/firmware/arm_scmi/powercap.c:10:
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/bitfield.h:45:38: note: in definition of macro '__bf_shf'
45 | #define __bf_shf(x) (__builtin_ffsll(x) - 1)
| ^
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/bitfield.h:45:38: note: in definition of macro '__bf_shf'
45 | #define __bf_shf(x) (__builtin_ffsll(x) - 1)
| ^
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/bitfield.h:115:63: note: in definition of macro 'FIELD_PREP'
115 | ((typeof(_mask))(_val) << __bf_shf(_mask)) & (_mask); \
| ^~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/bitfield.h:115:63: note: in definition of macro 'FIELD_PREP'
115 | ((typeof(_mask))(_val) << __bf_shf(_mask)) & (_mask); \
| ^~~~~
include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:29: note: in expansion of macro 'GENMASK'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~
In file included from <command-line>:
include/linux/compiler_types.h:352:45: error: call to '__compiletime_assert_210' declared with attribute error: FIELD_PREP: mask is zero
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:333:25: note: in definition of macro '__compiletime_assert'
333 | prefix ## suffix(); \
| ^~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:67:17: note: in expansion of macro 'BUILD_BUG_ON_MSG'
67 | BUILD_BUG_ON_MSG((_mask) == 0, _pfx "mask is zero"); \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:114:17: note: in expansion of macro '__BF_FIELD_CHECK'
114 | __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
| ^~~~~~~~~~~~~~~~
drivers/firmware/arm_scmi/powercap.c:556:18: note: in expansion of macro 'FIELD_PREP'
556 | FIELD_PREP(GENMASK(63, 32), power_thresh_high));
| ^~~~~~~~~~

Caused by commit

14e527571502 ("firmware: arm_scmi: Add SCMIv3.1 Powercap protocol basic support")

I have used the scmi tree from next-20220630 for today.

--
Cheers,
Stephen Rothwell

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