[Intel-gfx] [PATCH 7/8] drm/i915: Clean up SSKPD/MLTR defines
kernel test robot
lkp at intel.com
Fri Feb 11 17:59:09 UTC 2022
Hi Ville,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on drm-tip/drm-tip next-20220211]
[cannot apply to v5.17-rc3]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Ville-Syrjala/drm-i915-Plane-wm-cleanups/20220211-170856
base: git://anongit.freedesktop.org/drm-intel for-linux-next
config: i386-debian-10.3 (https://download.01.org/0day-ci/archive/20220212/202202120007.9ivbCK9s-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/24cedeb8c8ca97104e12936a4647665dd0e9b0f8
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Ville-Syrjala/drm-i915-Plane-wm-cleanups/20220211-170856
git checkout 24cedeb8c8ca97104e12936a4647665dd0e9b0f8
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/drm/i915/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>
All warnings (new ones prefixed by >>):
| ^~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:53:38: note: in expansion of macro '_REG_GENMASK'
53 | #define REG_GENMASK64(__high, __low) _REG_GENMASK(u64, __high, __low)
| ^~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg.h:1900:34: note: in expansion of macro 'REG_GENMASK64'
1900 | #define SSKPD_NEW_WM0_MASK_HSW REG_GENMASK64(63, 56)
| ^~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:27: note: in expansion of macro 'SSKPD_NEW_WM0_MASK_HSW'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/bits.h:35:22: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/compiler_types.h:326:9: note: in definition of macro '__compiletime_assert'
326 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:346:2: note: in expansion of macro '_compiletime_assert'
346 | _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:65:3: note: in expansion of macro 'BUILD_BUG_ON_MSG'
65 | BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:66:19: note: in expansion of macro '__bf_shf'
66 | ~((_mask) >> __bf_shf(_mask)) & (_val) : 0, \
| ^~~~~~~~
include/linux/bitfield.h:125:3: note: in expansion of macro '__BF_FIELD_CHECK'
125 | __BF_FIELD_CHECK(_mask, _reg, 0U, "FIELD_GET: "); \
| ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:77:56: note: in expansion of macro 'FIELD_GET'
77 | #define _REG_FIELD_GET(__type, __mask, __val) ((__type)FIELD_GET(__mask, __val))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:101:40: note: in expansion of macro '_REG_FIELD_GET'
101 | #define REG_FIELD_GET64(__mask, __val) _REG_FIELD_GET(u64, __mask, __val)
| ^~~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:11: note: in expansion of macro 'REG_FIELD_GET64'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~
include/linux/bits.h:38:31: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:26:12: note: in expansion of macro 'GENMASK'
26 | ((__type)(GENMASK(__high, __low) + \
| ^~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:53:38: note: in expansion of macro '_REG_GENMASK'
53 | #define REG_GENMASK64(__high, __low) _REG_GENMASK(u64, __high, __low)
| ^~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg.h:1900:34: note: in expansion of macro 'REG_GENMASK64'
1900 | #define SSKPD_NEW_WM0_MASK_HSW REG_GENMASK64(63, 56)
| ^~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:27: note: in expansion of macro 'SSKPD_NEW_WM0_MASK_HSW'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/bits.h:36:11: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:326:9: note: in definition of macro '__compiletime_assert'
326 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:346:2: note: in expansion of macro '_compiletime_assert'
346 | _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:65:3: note: in expansion of macro 'BUILD_BUG_ON_MSG'
65 | BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:66:19: note: in expansion of macro '__bf_shf'
66 | ~((_mask) >> __bf_shf(_mask)) & (_val) : 0, \
| ^~~~~~~~
include/linux/bitfield.h:125:3: note: in expansion of macro '__BF_FIELD_CHECK'
125 | __BF_FIELD_CHECK(_mask, _reg, 0U, "FIELD_GET: "); \
| ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:77:56: note: in expansion of macro 'FIELD_GET'
77 | #define _REG_FIELD_GET(__type, __mask, __val) ((__type)FIELD_GET(__mask, __val))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:101:40: note: in expansion of macro '_REG_FIELD_GET'
101 | #define REG_FIELD_GET64(__mask, __val) _REG_FIELD_GET(u64, __mask, __val)
| ^~~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:11: note: in expansion of macro 'REG_FIELD_GET64'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~
include/linux/bits.h:38:31: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:26:12: note: in expansion of macro 'GENMASK'
26 | ((__type)(GENMASK(__high, __low) + \
| ^~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:53:38: note: in expansion of macro '_REG_GENMASK'
53 | #define REG_GENMASK64(__high, __low) _REG_GENMASK(u64, __high, __low)
| ^~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg.h:1900:34: note: in expansion of macro 'REG_GENMASK64'
1900 | #define SSKPD_NEW_WM0_MASK_HSW REG_GENMASK64(63, 56)
| ^~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:27: note: in expansion of macro 'SSKPD_NEW_WM0_MASK_HSW'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~~~~~~~~
>> include/linux/bitfield.h:66:16: warning: right shift count is negative [-Wshift-count-negative]
66 | ~((_mask) >> __bf_shf(_mask)) & (_val) : 0, \
| ^~
include/linux/compiler_types.h:326:9: note: in definition of macro '__compiletime_assert'
326 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:346:2: note: in expansion of macro '_compiletime_assert'
346 | _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:65:3: note: in expansion of macro 'BUILD_BUG_ON_MSG'
65 | BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:125:3: note: in expansion of macro '__BF_FIELD_CHECK'
125 | __BF_FIELD_CHECK(_mask, _reg, 0U, "FIELD_GET: "); \
| ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:77:56: note: in expansion of macro 'FIELD_GET'
77 | #define _REG_FIELD_GET(__type, __mask, __val) ((__type)FIELD_GET(__mask, __val))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:101:40: note: in expansion of macro '_REG_FIELD_GET'
101 | #define REG_FIELD_GET64(__mask, __val) _REG_FIELD_GET(u64, __mask, __val)
| ^~~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:11: note: in expansion of macro 'REG_FIELD_GET64'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~
include/linux/bits.h:35:22: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/compiler_types.h:326:9: note: in definition of macro '__compiletime_assert'
326 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:346:2: note: in expansion of macro '_compiletime_assert'
346 | _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:68:3: note: in expansion of macro 'BUILD_BUG_ON_MSG'
68 | BUILD_BUG_ON_MSG(__bf_cast_unsigned(_mask, _mask) > \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:68:20: note: in expansion of macro '__bf_cast_unsigned'
68 | BUILD_BUG_ON_MSG(__bf_cast_unsigned(_mask, _mask) > \
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:125:3: note: in expansion of macro '__BF_FIELD_CHECK'
125 | __BF_FIELD_CHECK(_mask, _reg, 0U, "FIELD_GET: "); \
| ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:77:56: note: in expansion of macro 'FIELD_GET'
77 | #define _REG_FIELD_GET(__type, __mask, __val) ((__type)FIELD_GET(__mask, __val))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:101:40: note: in expansion of macro '_REG_FIELD_GET'
101 | #define REG_FIELD_GET64(__mask, __val) _REG_FIELD_GET(u64, __mask, __val)
| ^~~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:11: note: in expansion of macro 'REG_FIELD_GET64'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~
include/linux/bits.h:38:31: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:26:12: note: in expansion of macro 'GENMASK'
26 | ((__type)(GENMASK(__high, __low) + \
| ^~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:53:38: note: in expansion of macro '_REG_GENMASK'
53 | #define REG_GENMASK64(__high, __low) _REG_GENMASK(u64, __high, __low)
| ^~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg.h:1900:34: note: in expansion of macro 'REG_GENMASK64'
1900 | #define SSKPD_NEW_WM0_MASK_HSW REG_GENMASK64(63, 56)
| ^~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:27: note: in expansion of macro 'SSKPD_NEW_WM0_MASK_HSW'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/bits.h:36:11: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:326:9: note: in definition of macro '__compiletime_assert'
326 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:346:2: note: in expansion of macro '_compiletime_assert'
346 | _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:68:3: note: in expansion of macro 'BUILD_BUG_ON_MSG'
68 | BUILD_BUG_ON_MSG(__bf_cast_unsigned(_mask, _mask) > \
| ^~~~~~~~~~~~~~~~
include/linux/bitfield.h:68:20: note: in expansion of macro '__bf_cast_unsigned'
68 | BUILD_BUG_ON_MSG(__bf_cast_unsigned(_mask, _mask) > \
| ^~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:125:3: note: in expansion of macro '__BF_FIELD_CHECK'
125 | __BF_FIELD_CHECK(_mask, _reg, 0U, "FIELD_GET: "); \
| ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:77:56: note: in expansion of macro 'FIELD_GET'
77 | #define _REG_FIELD_GET(__type, __mask, __val) ((__type)FIELD_GET(__mask, __val))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:101:40: note: in expansion of macro '_REG_FIELD_GET'
101 | #define REG_FIELD_GET64(__mask, __val) _REG_FIELD_GET(u64, __mask, __val)
| ^~~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:11: note: in expansion of macro 'REG_FIELD_GET64'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
--
| ^~
include/linux/compiler_types.h:326:9: note: in definition of macro '__compiletime_assert'
326 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:346:2: note: in expansion of macro '_compiletime_assert'
346 | _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:50:2: 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:21:2: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:71:3: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
71 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:72:21: note: in expansion of macro '__bf_shf'
72 | (1ULL << __bf_shf(_mask))); \
| ^~~~~~~~
include/linux/bitfield.h:125:3: note: in expansion of macro '__BF_FIELD_CHECK'
125 | __BF_FIELD_CHECK(_mask, _reg, 0U, "FIELD_GET: "); \
| ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:77:56: note: in expansion of macro 'FIELD_GET'
77 | #define _REG_FIELD_GET(__type, __mask, __val) ((__type)FIELD_GET(__mask, __val))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:101:40: note: in expansion of macro '_REG_FIELD_GET'
101 | #define REG_FIELD_GET64(__mask, __val) _REG_FIELD_GET(u64, __mask, __val)
| ^~~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:11: note: in expansion of macro 'REG_FIELD_GET64'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~
include/linux/bits.h:38:31: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:26:12: note: in expansion of macro 'GENMASK'
26 | ((__type)(GENMASK(__high, __low) + \
| ^~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:53:38: note: in expansion of macro '_REG_GENMASK'
53 | #define REG_GENMASK64(__high, __low) _REG_GENMASK(u64, __high, __low)
| ^~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg.h:1900:34: note: in expansion of macro 'REG_GENMASK64'
1900 | #define SSKPD_NEW_WM0_MASK_HSW REG_GENMASK64(63, 56)
| ^~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:27: note: in expansion of macro 'SSKPD_NEW_WM0_MASK_HSW'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/bits.h:36:11: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:326:9: note: in definition of macro '__compiletime_assert'
326 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:346:2: note: in expansion of macro '_compiletime_assert'
346 | _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:50:2: 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:21:2: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:71:3: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
71 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:72:21: note: in expansion of macro '__bf_shf'
72 | (1ULL << __bf_shf(_mask))); \
| ^~~~~~~~
include/linux/bitfield.h:125:3: note: in expansion of macro '__BF_FIELD_CHECK'
125 | __BF_FIELD_CHECK(_mask, _reg, 0U, "FIELD_GET: "); \
| ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:77:56: note: in expansion of macro 'FIELD_GET'
77 | #define _REG_FIELD_GET(__type, __mask, __val) ((__type)FIELD_GET(__mask, __val))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:101:40: note: in expansion of macro '_REG_FIELD_GET'
101 | #define REG_FIELD_GET64(__mask, __val) _REG_FIELD_GET(u64, __mask, __val)
| ^~~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:11: note: in expansion of macro 'REG_FIELD_GET64'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~
include/linux/bits.h:38:31: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:26:12: note: in expansion of macro 'GENMASK'
26 | ((__type)(GENMASK(__high, __low) + \
| ^~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:53:38: note: in expansion of macro '_REG_GENMASK'
53 | #define REG_GENMASK64(__high, __low) _REG_GENMASK(u64, __high, __low)
| ^~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg.h:1900:34: note: in expansion of macro 'REG_GENMASK64'
1900 | #define SSKPD_NEW_WM0_MASK_HSW REG_GENMASK64(63, 56)
| ^~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:27: note: in expansion of macro 'SSKPD_NEW_WM0_MASK_HSW'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~~~~~~~~
>> include/linux/bitfield.h:72:18: warning: left shift count is negative [-Wshift-count-negative]
72 | (1ULL << __bf_shf(_mask))); \
| ^~
include/linux/compiler_types.h:326:9: note: in definition of macro '__compiletime_assert'
326 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:346:2: note: in expansion of macro '_compiletime_assert'
346 | _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:50:2: 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:21:2: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:71:3: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
71 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:125:3: note: in expansion of macro '__BF_FIELD_CHECK'
125 | __BF_FIELD_CHECK(_mask, _reg, 0U, "FIELD_GET: "); \
| ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:77:56: note: in expansion of macro 'FIELD_GET'
77 | #define _REG_FIELD_GET(__type, __mask, __val) ((__type)FIELD_GET(__mask, __val))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:101:40: note: in expansion of macro '_REG_FIELD_GET'
101 | #define REG_FIELD_GET64(__mask, __val) _REG_FIELD_GET(u64, __mask, __val)
| ^~~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:11: note: in expansion of macro 'REG_FIELD_GET64'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~
include/linux/bits.h:35:22: warning: left shift count >= width of type [-Wshift-count-overflow]
35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \
| ^~
include/linux/compiler_types.h:326:9: note: in definition of macro '__compiletime_assert'
326 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:346:2: note: in expansion of macro '_compiletime_assert'
346 | _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:50:2: 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:21:2: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:71:3: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
71 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/bitfield.h:125:3: note: in expansion of macro '__BF_FIELD_CHECK'
125 | __BF_FIELD_CHECK(_mask, _reg, 0U, "FIELD_GET: "); \
| ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:77:56: note: in expansion of macro 'FIELD_GET'
77 | #define _REG_FIELD_GET(__type, __mask, __val) ((__type)FIELD_GET(__mask, __val))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:101:40: note: in expansion of macro '_REG_FIELD_GET'
101 | #define REG_FIELD_GET64(__mask, __val) _REG_FIELD_GET(u64, __mask, __val)
| ^~~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:11: note: in expansion of macro 'REG_FIELD_GET64'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~
include/linux/bits.h:38:31: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:26:12: note: in expansion of macro 'GENMASK'
26 | ((__type)(GENMASK(__high, __low) + \
| ^~~~~~~
drivers/gpu/drm/i915/i915_reg_defs.h:53:38: note: in expansion of macro '_REG_GENMASK'
53 | #define REG_GENMASK64(__high, __low) _REG_GENMASK(u64, __high, __low)
| ^~~~~~~~~~~~
drivers/gpu/drm/i915/i915_reg.h:1900:34: note: in expansion of macro 'REG_GENMASK64'
1900 | #define SSKPD_NEW_WM0_MASK_HSW REG_GENMASK64(63, 56)
| ^~~~~~~~~~~~~
drivers/gpu/drm/i915/intel_pm.c:2949:27: note: in expansion of macro 'SSKPD_NEW_WM0_MASK_HSW'
2949 | wm[0] = REG_FIELD_GET64(SSKPD_NEW_WM0_MASK_HSW, sskpd);
| ^~~~~~~~~~~~~~~~~~~~~~
include/linux/bits.h:36:11: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/compiler_types.h:326:9: note: in definition of macro '__compiletime_assert'
326 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler_types.h:346:2: note: in expansion of macro '_compiletime_assert'
346 | _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:50:2: 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:21:2: note: in expansion of macro 'BUILD_BUG_ON'
21 | BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
| ^~~~~~~~~~~~
include/linux/bitfield.h:71:3: note: in expansion of macro '__BUILD_BUG_ON_NOT_POWER_OF_2'
71 | __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
..
vim +66 include/linux/bitfield.h
bff8c3848e071d3 Peter Zijlstra 2021-11-10 59
3e9b3112ec74f19 Jakub Kicinski 2016-08-31 60 #define __BF_FIELD_CHECK(_mask, _reg, _val, _pfx) \
3e9b3112ec74f19 Jakub Kicinski 2016-08-31 61 ({ \
3e9b3112ec74f19 Jakub Kicinski 2016-08-31 62 BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask), \
3e9b3112ec74f19 Jakub Kicinski 2016-08-31 63 _pfx "mask is not constant"); \
e36488c83b6d871 Arnd Bergmann 2018-08-17 64 BUILD_BUG_ON_MSG((_mask) == 0, _pfx "mask is zero"); \
3e9b3112ec74f19 Jakub Kicinski 2016-08-31 65 BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \
3e9b3112ec74f19 Jakub Kicinski 2016-08-31 @66 ~((_mask) >> __bf_shf(_mask)) & (_val) : 0, \
3e9b3112ec74f19 Jakub Kicinski 2016-08-31 67 _pfx "value too large for the field"); \
bff8c3848e071d3 Peter Zijlstra 2021-11-10 68 BUILD_BUG_ON_MSG(__bf_cast_unsigned(_mask, _mask) > \
bff8c3848e071d3 Peter Zijlstra 2021-11-10 69 __bf_cast_unsigned(_reg, ~0ull), \
3e9b3112ec74f19 Jakub Kicinski 2016-08-31 70 _pfx "type of reg too small for mask"); \
3e9b3112ec74f19 Jakub Kicinski 2016-08-31 71 __BUILD_BUG_ON_NOT_POWER_OF_2((_mask) + \
3e9b3112ec74f19 Jakub Kicinski 2016-08-31 @72 (1ULL << __bf_shf(_mask))); \
3e9b3112ec74f19 Jakub Kicinski 2016-08-31 73 })
3e9b3112ec74f19 Jakub Kicinski 2016-08-31 74
---
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