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Searched refs:nbits (Results 1 – 25 of 114) sorted by relevance

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/linux-6.1.9/include/linux/
Dbitmap.h122 unsigned long *bitmap_alloc(unsigned int nbits, gfp_t flags);
123 unsigned long *bitmap_zalloc(unsigned int nbits, gfp_t flags);
124 unsigned long *bitmap_alloc_node(unsigned int nbits, gfp_t flags, int node);
125 unsigned long *bitmap_zalloc_node(unsigned int nbits, gfp_t flags, int node);
130 unsigned int nbits, gfp_t flags);
132 unsigned int nbits, gfp_t flags);
139 const unsigned long *bitmap2, unsigned int nbits);
143 unsigned int nbits);
145 unsigned int nbits);
147 unsigned int shift, unsigned int nbits);
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Dnodemask.h141 static inline void __nodes_setall(nodemask_t *dstp, unsigned int nbits) in __nodes_setall() argument
143 bitmap_fill(dstp->bits, nbits); in __nodes_setall()
147 static inline void __nodes_clear(nodemask_t *dstp, unsigned int nbits) in __nodes_clear() argument
149 bitmap_zero(dstp->bits, nbits); in __nodes_clear()
165 const nodemask_t *src2p, unsigned int nbits) in __nodes_and() argument
167 bitmap_and(dstp->bits, src1p->bits, src2p->bits, nbits); in __nodes_and()
173 const nodemask_t *src2p, unsigned int nbits) in __nodes_or() argument
175 bitmap_or(dstp->bits, src1p->bits, src2p->bits, nbits); in __nodes_or()
181 const nodemask_t *src2p, unsigned int nbits) in __nodes_xor() argument
183 bitmap_xor(dstp->bits, src1p->bits, src2p->bits, nbits); in __nodes_xor()
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/linux-6.1.9/tools/include/linux/
Dbitmap.h26 #define BITMAP_LAST_WORD_MASK(nbits) (~0UL >> (-(nbits) & (BITS_PER_LONG - 1))) argument
28 static inline void bitmap_zero(unsigned long *dst, unsigned int nbits) in bitmap_zero() argument
30 if (small_const_nbits(nbits)) in bitmap_zero()
33 int len = BITS_TO_LONGS(nbits) * sizeof(unsigned long); in bitmap_zero()
38 static inline void bitmap_fill(unsigned long *dst, unsigned int nbits) in bitmap_fill() argument
40 unsigned int nlongs = BITS_TO_LONGS(nbits); in bitmap_fill()
41 if (!small_const_nbits(nbits)) { in bitmap_fill()
45 dst[nlongs - 1] = BITMAP_LAST_WORD_MASK(nbits); in bitmap_fill()
48 static inline bool bitmap_empty(const unsigned long *src, unsigned int nbits) in bitmap_empty() argument
50 if (small_const_nbits(nbits)) in bitmap_empty()
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/linux-6.1.9/net/ethtool/
Dbitset.c128 static void ethnl_bitmap32_update(u32 *dst, unsigned int nbits, in ethnl_bitmap32_update() argument
131 while (nbits > 0) { in ethnl_bitmap32_update()
135 if (nbits < 32) in ethnl_bitmap32_update()
136 real_mask &= ethnl_lower_bits(nbits); in ethnl_bitmap32_update()
143 if (nbits <= 32) in ethnl_bitmap32_update()
146 nbits -= 32; in ethnl_bitmap32_update()
171 int ethnl_bitset32_size(const u32 *val, const u32 *mask, unsigned int nbits, in ethnl_bitset32_size() argument
183 unsigned int nwords = DIV_ROUND_UP(nbits, 32); in ethnl_bitset32_size()
191 for (i = 0; i < nbits; i++) { in ethnl_bitset32_size()
233 const u32 *mask, unsigned int nbits, in ethnl_put_bitset32() argument
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Dbitset.h12 unsigned int nbits, ethnl_string_array_t names,
14 int ethnl_bitset32_size(const u32 *val, const u32 *mask, unsigned int nbits,
18 unsigned int nbits, ethnl_string_array_t names,
21 const u32 *mask, unsigned int nbits,
23 int ethnl_update_bitset(unsigned long *bitmap, unsigned int nbits,
26 int ethnl_update_bitset32(u32 *bitmap, unsigned int nbits,
30 unsigned int nbits, const struct nlattr *attr,
/linux-6.1.9/fs/ntfs3/
Dbitfunc.c33 bool are_bits_clear(const ulong *lmap, size_t bit, size_t nbits) in are_bits_clear() argument
39 if (8 - pos >= nbits) in are_bits_clear()
40 return !nbits || !(*map & fill_mask[pos + nbits] & in are_bits_clear()
45 nbits -= 8 - pos; in are_bits_clear()
51 if (nbits >= pos * 8) { in are_bits_clear()
52 for (nbits -= pos * 8; pos; pos--, map++) { in are_bits_clear()
59 for (pos = nbits / BITS_IN_SIZE_T; pos; pos--, map += sizeof(size_t)) { in are_bits_clear()
64 for (pos = (nbits % BITS_IN_SIZE_T) >> 3; pos; pos--, map++) { in are_bits_clear()
69 pos = nbits & 7; in are_bits_clear()
81 bool are_bits_set(const ulong *lmap, size_t bit, size_t nbits) in are_bits_set() argument
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/linux-6.1.9/lib/
Dtest_bitmap.c78 unsigned int nbits) in __check_eq_bitmap() argument
80 if (!bitmap_equal(exp_bmap, bmap, nbits)) { in __check_eq_bitmap()
83 nbits, exp_bmap, nbits, bmap); in __check_eq_bitmap()
92 const unsigned long *bitmap, unsigned int nbits) in __check_eq_pbl() argument
94 snprintf(pbl_buffer, sizeof(pbl_buffer), "%*pbl", nbits, bitmap); in __check_eq_pbl()
337 unsigned int nbits = 64; in test_replace() local
338 unsigned int nlongs = DIV_ROUND_UP(nbits, BITS_PER_LONG); in test_replace()
341 BUILD_BUG_ON(EXP2_IN_BITS < nbits * 2); in test_replace()
344 bitmap_replace(bmap, &exp2[0 * nlongs], &exp2[1 * nlongs], exp2_to_exp3_mask, nbits); in test_replace()
345 expect_eq_bitmap(bmap, exp3_0_1, nbits); in test_replace()
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Dbitmap.c104 unsigned shift, unsigned nbits) in __bitmap_shift_right() argument
106 unsigned k, lim = BITS_TO_LONGS(nbits); in __bitmap_shift_right()
108 unsigned long mask = BITMAP_LAST_WORD_MASK(nbits); in __bitmap_shift_right()
149 unsigned int shift, unsigned int nbits) in __bitmap_shift_left() argument
152 unsigned int lim = BITS_TO_LONGS(nbits); in __bitmap_shift_left()
211 unsigned int first, unsigned int cut, unsigned int nbits) in bitmap_cut() argument
213 unsigned int len = BITS_TO_LONGS(nbits); in bitmap_cut()
296 const unsigned long *mask, unsigned int nbits) in __bitmap_replace() argument
299 unsigned int nr = BITS_TO_LONGS(nbits); in __bitmap_replace()
650 unsigned int nbits; member
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Dfind_bit.c131 unsigned long _find_next_bit(const unsigned long *addr, unsigned long nbits, unsigned long start) in _find_next_bit() argument
133 return FIND_NEXT_BIT(addr[idx], /* nop */, nbits, start); in _find_next_bit()
160 unsigned long nbits, unsigned long start) in _find_next_and_bit() argument
162 return FIND_NEXT_BIT(addr1[idx] & addr2[idx], /* nop */, nbits, start); in _find_next_and_bit()
169 unsigned long nbits, unsigned long start) in _find_next_andnot_bit() argument
171 return FIND_NEXT_BIT(addr1[idx] & ~addr2[idx], /* nop */, nbits, start); in _find_next_andnot_bit()
177 unsigned long _find_next_zero_bit(const unsigned long *addr, unsigned long nbits, in _find_next_zero_bit() argument
180 return FIND_NEXT_BIT(~addr[idx], /* nop */, nbits, start); in _find_next_zero_bit()
/linux-6.1.9/lib/mpi/
Dmpicoder.c40 unsigned nbits, nlimbs; in mpi_read_raw_data() local
49 nbits = nbytes * 8; in mpi_read_raw_data()
50 if (nbits > MAX_EXTERN_MPI_BITS) { in mpi_read_raw_data()
51 pr_info("MPI: mpi too large (%u bits)\n", nbits); in mpi_read_raw_data()
55 nbits -= count_leading_zeros(buffer[0]) - (BITS_PER_LONG - 8); in mpi_read_raw_data()
61 val->nbits = nbits; in mpi_read_raw_data()
85 unsigned int nbits, nbytes; in mpi_read_from_buffer() local
90 nbits = buffer[0] << 8 | buffer[1]; in mpi_read_from_buffer()
92 if (nbits > MAX_EXTERN_MPI_BITS) { in mpi_read_from_buffer()
93 pr_info("MPI: mpi too large (%u bits)\n", nbits); in mpi_read_from_buffer()
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Dmpi-bit.c183 unsigned int nbits = (n%BITS_PER_MPI_LIMB); in mpi_rshift() local
198 if (x->nlimbs && nbits) in mpi_rshift()
199 mpihelp_rshift(x->d, x->d, x->nlimbs, nbits); in mpi_rshift()
222 if (x->nlimbs && nbits) in mpi_rshift()
223 mpihelp_rshift(x->d, x->d, x->nlimbs, nbits); in mpi_rshift()
232 if (nbits) in mpi_rshift()
233 mpihelp_rshift(x->d, a->d, x->nlimbs, nbits); in mpi_rshift()
276 unsigned int nbits = (n%BITS_PER_MPI_LIMB); in mpi_lshift() local
296 if (nlimbs && !nbits) { in mpi_lshift()
304 mpi_rshift(x, x, BITS_PER_MPI_LIMB - nbits); in mpi_lshift()
/linux-6.1.9/fs/xfs/
Dxfs_buf_item.c64 int nbits) in xfs_buf_item_straddle() argument
70 offset + ((first_bit + nbits) << XFS_BLF_SHIFT)); in xfs_buf_item_straddle()
72 if (last - first != nbits * XFS_BLF_CHUNK) in xfs_buf_item_straddle()
95 int nbits; in xfs_buf_item_size_segment() local
107 nbits = xfs_contig_bits(blfp->blf_data_map, in xfs_buf_item_size_segment()
109 ASSERT(nbits > 0); in xfs_buf_item_size_segment()
115 if (nbits > 1 && in xfs_buf_item_size_segment()
116 xfs_buf_item_straddle(bp, offset, first_bit, nbits)) in xfs_buf_item_size_segment()
120 *nbytes += nbits * XFS_BLF_CHUNK; in xfs_buf_item_size_segment()
129 (uint)first_bit + nbits + 1); in xfs_buf_item_size_segment()
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/linux-6.1.9/drivers/soc/tegra/fuse/
Dfuse-tegra.c103 .nbits = 32,
109 .nbits = 32,
115 .nbits = 32,
121 .nbits = 32,
127 .nbits = 32,
133 .nbits = 2,
139 .nbits = 32,
145 .nbits = 32,
151 .nbits = 32,
157 .nbits = 32,
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/linux-6.1.9/tools/lib/
Dfind_bit.c103 unsigned long _find_next_bit(const unsigned long *addr, unsigned long nbits, unsigned long start) in _find_next_bit() argument
105 return FIND_NEXT_BIT(addr[idx], /* nop */, nbits, start); in _find_next_bit()
111 unsigned long nbits, unsigned long start) in _find_next_and_bit() argument
113 return FIND_NEXT_BIT(addr1[idx] & addr2[idx], /* nop */, nbits, start); in _find_next_and_bit()
118 unsigned long _find_next_zero_bit(const unsigned long *addr, unsigned long nbits, in _find_next_zero_bit() argument
121 return FIND_NEXT_BIT(~addr[idx], /* nop */, nbits, start); in _find_next_zero_bit()
Dbitmap.c31 size_t bitmap_scnprintf(unsigned long *bitmap, unsigned int nbits, in bitmap_scnprintf() argument
39 rbot = cur = find_first_bit(bitmap, nbits); in bitmap_scnprintf()
40 while (cur < nbits) { in bitmap_scnprintf()
42 cur = find_next_bit(bitmap, nbits, cur + 1); in bitmap_scnprintf()
43 if (cur < nbits && cur <= rtop + 1) in bitmap_scnprintf()
/linux-6.1.9/include/asm-generic/
Dbitsperlong.h35 #define small_const_nbits(nbits) \ argument
36 (__builtin_constant_p(nbits) && (nbits) <= BITS_PER_LONG && (nbits) > 0)
/linux-6.1.9/tools/include/asm-generic/
Dbitsperlong.h21 #define small_const_nbits(nbits) \ argument
22 (__builtin_constant_p(nbits) && (nbits) <= BITS_PER_LONG && (nbits) > 0)
/linux-6.1.9/fs/omfs/
Dbitmap.c13 int nbits = sb->s_blocksize * 8; in omfs_count_free() local
16 sum += nbits - bitmap_weight(sbi->s_imap[i], nbits); in omfs_count_free()
26 static int count_run(unsigned long **addr, int nbits, in count_run() argument
33 x = find_next_bit(*addr, nbits, bit); in count_run()
36 if (x < nbits || count > max) in count_run()
49 int nbits, int bit, int count, int set) in set_run() argument
62 if (bit >= nbits) { in set_run()
/linux-6.1.9/arch/ia64/mm/
Dtlb.c250 unsigned long end, unsigned long nbits) in ia64_global_tlb_purge() argument
273 ia64_ptcga(start, (nbits << 2)); in ia64_global_tlb_purge()
275 start += (1UL << nbits); in ia64_global_tlb_purge()
316 unsigned long nbits; in __flush_tlb_range() local
325 nbits = ia64_fls(size + 0xfff); in __flush_tlb_range()
326 while (unlikely (((1UL << nbits) & purge.mask) == 0) && in __flush_tlb_range()
327 (nbits < purge.max_bits)) in __flush_tlb_range()
328 ++nbits; in __flush_tlb_range()
329 if (nbits > purge.max_bits) in __flush_tlb_range()
330 nbits = purge.max_bits; in __flush_tlb_range()
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/linux-6.1.9/drivers/regulator/
Dda903x-regulator.c309 #define DA903x_LDO(_pmic, _id, min, max, step, vreg, shift, nbits, ereg, ebit) \ argument
324 .vol_nbits = (nbits), \
329 #define DA903x_DVC(_pmic, _id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \ argument
344 .vol_nbits = (nbits), \
351 #define DA9034_LDO(_id, min, max, step, vreg, shift, nbits, ereg, ebit) \ argument
352 DA903x_LDO(DA9034, _id, min, max, step, vreg, shift, nbits, ereg, ebit)
354 #define DA9030_LDO(_id, min, max, step, vreg, shift, nbits, ereg, ebit) \ argument
355 DA903x_LDO(DA9030, _id, min, max, step, vreg, shift, nbits, ereg, ebit)
357 #define DA9030_DVC(_id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \ argument
358 DA903x_DVC(DA9030, _id, min, max, step, vreg, nbits, ureg, ubit, \
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Dtps6586x-regulator.c109 #define TPS6586X_REGULATOR(_id, _ops, _pin_name, vdata, vreg, shift, nbits, \ argument
123 .vsel_mask = ((1 << (nbits)) - 1) << (shift), \
133 uv_step, vreg, shift, nbits, ereg0, \ argument
148 .vsel_mask = ((1 << (nbits)) - 1) << (shift), \
157 #define TPS6586X_LDO(_id, _pname, vdata, vreg, shift, nbits, \ argument
160 TPS6586X_REGULATOR(_id, rw, _pname, vdata, vreg, shift, nbits, \
165 shift, nbits, ereg0, ebit0, ereg1, ebit1) \ argument
168 min_uv, uv_step, vreg, shift, nbits, \
172 #define TPS6586X_FIXED_LDO(_id, _pname, vdata, vreg, shift, nbits, \ argument
175 TPS6586X_REGULATOR(_id, ro, _pname, vdata, vreg, shift, nbits, \
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/linux-6.1.9/drivers/net/ethernet/tehuti/
Dtehuti.h127 #define BITS_MASK(nbits) ((1<<nbits)-1) argument
128 #define GET_BITS_SHIFT(x, nbits, nshift) (((x)>>nshift)&BITS_MASK(nbits)) argument
129 #define BITS_SHIFT_MASK(nbits, nshift) (BITS_MASK(nbits)<<nshift) argument
130 #define BITS_SHIFT_VAL(x, nbits, nshift) (((x)&BITS_MASK(nbits))<<nshift) argument
131 #define BITS_SHIFT_CLEAR(x, nbits, nshift) \ argument
132 ((x)&(~BITS_SHIFT_MASK(nbits, nshift)))
/linux-6.1.9/fs/btrfs/
Dsubpage.c247 const int nbits = len >> fs_info->sectorsize_bits; in btrfs_subpage_start_reader() local
251 atomic_add(nbits, &subpage->readers); in btrfs_subpage_start_reader()
258 const int nbits = len >> fs_info->sectorsize_bits; in btrfs_subpage_end_reader() local
264 ASSERT(atomic_read(&subpage->readers) >= nbits); in btrfs_subpage_end_reader()
265 last = atomic_sub_and_test(nbits, &subpage->readers); in btrfs_subpage_end_reader()
300 const int nbits = (len >> fs_info->sectorsize_bits); in btrfs_subpage_start_writer() local
306 ret = atomic_add_return(nbits, &subpage->writers); in btrfs_subpage_start_writer()
307 ASSERT(ret == nbits); in btrfs_subpage_start_writer()
314 const int nbits = (len >> fs_info->sectorsize_bits); in btrfs_subpage_end_and_test_writer() local
328 ASSERT(atomic_read(&subpage->writers) >= nbits); in btrfs_subpage_end_and_test_writer()
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/linux-6.1.9/drivers/media/usb/pwc/
Dpwc-dec23.c298 pdec->nbits = 7; /* More bits, mean more bits to encode the stream, but better quality */ in pwc_dec23_init()
300 pdec->nbits = 8; in pwc_dec23_init()
302 pdec->nbits = 6; in pwc_dec23_init()
312 pdec->nbits = 7; in pwc_dec23_init()
314 pdec->nbits = 8; in pwc_dec23_init()
316 pdec->nbits = 6; in pwc_dec23_init()
324 shift = 8 - pdec->nbits; in pwc_dec23_init()
496 __get_nbits(pdec, pdec->nbits, primary_color); in decode_block()
542 unsigned int nbits, col1; in decode_block() local
550 nbits = ptable8004[offset1 * 2]; in decode_block()
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/linux-6.1.9/drivers/net/wireless/broadcom/brcm80211/include/
Dbrcmu_utils.h44 #define NBITVAL(nbits) (1 << (nbits)) argument
45 #define MAXBITVAL(nbits) ((1 << (nbits)) - 1) argument
46 #define NBITMASK(nbits) MAXBITVAL(nbits) argument

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