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Searched refs:nbits (Results 1 – 25 of 81) sorted by relevance

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/Linux-v4.19/include/linux/
Dbitmap.h111 extern unsigned long *bitmap_alloc(unsigned int nbits, gfp_t flags);
112 extern unsigned long *bitmap_zalloc(unsigned int nbits, gfp_t flags);
119 extern int __bitmap_empty(const unsigned long *bitmap, unsigned int nbits);
120 extern int __bitmap_full(const unsigned long *bitmap, unsigned int nbits);
122 const unsigned long *bitmap2, unsigned int nbits);
124 unsigned int nbits);
126 unsigned int shift, unsigned int nbits);
128 unsigned int shift, unsigned int nbits);
130 const unsigned long *bitmap2, unsigned int nbits);
132 const unsigned long *bitmap2, unsigned int nbits);
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Dnodemask.h140 static inline void __nodes_setall(nodemask_t *dstp, unsigned int nbits) in __nodes_setall() argument
142 bitmap_fill(dstp->bits, nbits); in __nodes_setall()
146 static inline void __nodes_clear(nodemask_t *dstp, unsigned int nbits) in __nodes_clear() argument
148 bitmap_zero(dstp->bits, nbits); in __nodes_clear()
164 const nodemask_t *src2p, unsigned int nbits) in __nodes_and() argument
166 bitmap_and(dstp->bits, src1p->bits, src2p->bits, nbits); in __nodes_and()
172 const nodemask_t *src2p, unsigned int nbits) in __nodes_or() argument
174 bitmap_or(dstp->bits, src1p->bits, src2p->bits, nbits); in __nodes_or()
180 const nodemask_t *src2p, unsigned int nbits) in __nodes_xor() argument
182 bitmap_xor(dstp->bits, src1p->bits, src2p->bits, nbits); in __nodes_xor()
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/Linux-v4.19/tools/include/linux/
Dbitmap.h21 #define BITMAP_LAST_WORD_MASK(nbits) \ argument
23 ((nbits) % BITS_PER_LONG) ? \
24 (1UL<<((nbits) % BITS_PER_LONG))-1 : ~0UL \
27 #define small_const_nbits(nbits) \ argument
28 (__builtin_constant_p(nbits) && (nbits) <= BITS_PER_LONG)
30 static inline void bitmap_zero(unsigned long *dst, int nbits) in bitmap_zero() argument
32 if (small_const_nbits(nbits)) in bitmap_zero()
35 int len = BITS_TO_LONGS(nbits) * sizeof(unsigned long); in bitmap_zero()
40 static inline void bitmap_fill(unsigned long *dst, unsigned int nbits) in bitmap_fill() argument
42 unsigned int nlongs = BITS_TO_LONGS(nbits); in bitmap_fill()
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/Linux-v4.19/lib/
Dtest_bitmap.c37 unsigned int nbits) in __check_eq_bitmap() argument
39 if (!bitmap_equal(exp_bmap, bmap, nbits)) { in __check_eq_bitmap()
42 nbits, exp_bmap, nbits, bmap); in __check_eq_bitmap()
51 const unsigned long *bitmap, unsigned int nbits) in __check_eq_pbl() argument
53 snprintf(pbl_buffer, sizeof(pbl_buffer), "%*pbl", nbits, bitmap); in __check_eq_pbl()
211 const int nbits; member
276 err = bitmap_parselist(ptest.in, bmap, ptest.nbits); in test_bitmap_parselist()
286 && !__bitmap_equal(bmap, ptest.expected, ptest.nbits)) { in test_bitmap_parselist()
303 unsigned int nbits, next_bit; in test_bitmap_arr32() local
309 for (nbits = 0; nbits < EXP_BYTES; ++nbits) { in test_bitmap_arr32()
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Dbitmap.c86 unsigned shift, unsigned nbits) in __bitmap_shift_right() argument
88 unsigned k, lim = BITS_TO_LONGS(nbits); in __bitmap_shift_right()
90 unsigned long mask = BITMAP_LAST_WORD_MASK(nbits); in __bitmap_shift_right()
131 unsigned int shift, unsigned int nbits) in __bitmap_shift_left() argument
134 unsigned int lim = BITS_TO_LONGS(nbits); in __bitmap_shift_left()
364 int c, old_c, totaldigits, ndigits, nchunks, nbits; in __bitmap_parse() local
370 nchunks = nbits = totaldigits = c = 0; in __bitmap_parse()
422 nbits += (nchunks == 1) ? nbits_to_hold_value(chunk) : CHUNKSZ; in __bitmap_parse()
423 if (nbits > nmaskbits) in __bitmap_parse()
676 static int bitmap_pos_to_ord(const unsigned long *buf, unsigned int pos, unsigned int nbits) in bitmap_pos_to_ord() argument
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Dfind_bit.c35 const unsigned long *addr2, unsigned long nbits, in _find_next_bit() argument
40 if (unlikely(start >= nbits)) in _find_next_bit()
41 return nbits; in _find_next_bit()
54 if (start >= nbits) in _find_next_bit()
55 return nbits; in _find_next_bit()
63 return min(start + __ffs(tmp), nbits); in _find_next_bit()
170 const unsigned long *addr2, unsigned long nbits, in _find_next_bit_le() argument
175 if (unlikely(start >= nbits)) in _find_next_bit_le()
176 return nbits; in _find_next_bit_le()
189 if (start >= nbits) in _find_next_bit_le()
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Dgenalloc.c186 int nbits = size >> pool->min_alloc_order; in gen_pool_add_virt() local
188 BITS_TO_LONGS(nbits) * sizeof(long); in gen_pool_add_virt()
295 int nbits, start_bit, end_bit, remain; in gen_pool_alloc_algo() local
304 nbits = (size + (1UL << order) - 1) >> order; in gen_pool_alloc_algo()
314 nbits, data, pool); in gen_pool_alloc_algo()
317 remain = bitmap_set_ll(chunk->bits, start_bit, nbits); in gen_pool_alloc_algo()
320 nbits - remain); in gen_pool_alloc_algo()
326 size = nbits << order; in gen_pool_alloc_algo()
378 int start_bit, nbits, remain; in gen_pool_free() local
384 nbits = (size + (1UL << order) - 1) >> order; in gen_pool_free()
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/Linux-v4.19/drivers/isdn/i4l/
Disdn_audio.c304 while (s->nleft < s->nbits) { in isdn_audio_get_bits()
310 s->nleft -= s->nbits; in isdn_audio_get_bits()
311 return (s->word >> s->nleft) & bitmask[s->nbits]; in isdn_audio_get_bits()
315 isdn_audio_put_bits(int data, int nbits, adpcm_state *s, in isdn_audio_put_bits() argument
318 s->word = (s->word << nbits) | (data & bitmask[nbits]); in isdn_audio_put_bits()
319 s->nleft += nbits; in isdn_audio_put_bits()
329 isdn_audio_adpcm_init(adpcm_state *s, int nbits) in isdn_audio_adpcm_init() argument
338 s->nbits = nbits; in isdn_audio_adpcm_init()
366 int nbits = s->nbits; in isdn_audio_adpcm2xlaw() local
373 if (nbits == 4 && e == 0) in isdn_audio_adpcm2xlaw()
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/Linux-v4.19/lib/mpi/
Dmpicoder.c39 unsigned nbits, nlimbs; in mpi_read_raw_data() local
48 nbits = nbytes * 8; in mpi_read_raw_data()
49 if (nbits > MAX_EXTERN_MPI_BITS) { in mpi_read_raw_data()
50 pr_info("MPI: mpi too large (%u bits)\n", nbits); in mpi_read_raw_data()
54 nbits -= count_leading_zeros(buffer[0]) - (BITS_PER_LONG - 8); in mpi_read_raw_data()
60 val->nbits = nbits; in mpi_read_raw_data()
84 unsigned int nbits, nbytes; in mpi_read_from_buffer() local
89 nbits = buffer[0] << 8 | buffer[1]; in mpi_read_from_buffer()
91 if (nbits > MAX_EXTERN_MPI_BITS) { in mpi_read_from_buffer()
92 pr_info("MPI: mpi too large (%u bits)\n", nbits); in mpi_read_from_buffer()
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/Linux-v4.19/tools/lib/
Dfind_bit.c36 const unsigned long *addr2, unsigned long nbits, in _find_next_bit() argument
41 if (unlikely(start >= nbits)) in _find_next_bit()
42 return nbits; in _find_next_bit()
55 if (start >= nbits) in _find_next_bit()
56 return nbits; in _find_next_bit()
64 return min(start + __ffs(tmp), nbits); in _find_next_bit()
Dbitmap.c33 size_t bitmap_scnprintf(unsigned long *bitmap, int nbits, in bitmap_scnprintf() argument
41 rbot = cur = find_first_bit(bitmap, nbits); in bitmap_scnprintf()
42 while (cur < nbits) { in bitmap_scnprintf()
44 cur = find_next_bit(bitmap, nbits, cur + 1); in bitmap_scnprintf()
45 if (cur < nbits && cur <= rtop + 1) in bitmap_scnprintf()
/Linux-v4.19/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-v4.19/arch/ia64/mm/
Dtlb.c241 unsigned long end, unsigned long nbits) in ia64_global_tlb_purge() argument
264 ia64_ptcga(start, (nbits << 2)); in ia64_global_tlb_purge()
266 start += (1UL << nbits); in ia64_global_tlb_purge()
306 unsigned long nbits; in flush_tlb_range() local
315 nbits = ia64_fls(size + 0xfff); in flush_tlb_range()
316 while (unlikely (((1UL << nbits) & purge.mask) == 0) && in flush_tlb_range()
317 (nbits < purge.max_bits)) in flush_tlb_range()
318 ++nbits; in flush_tlb_range()
319 if (nbits > purge.max_bits) in flush_tlb_range()
320 nbits = purge.max_bits; in flush_tlb_range()
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/Linux-v4.19/drivers/regulator/
Dda903x.c313 #define DA903x_LDO(_pmic, _id, min, max, step, vreg, shift, nbits, ereg, ebit) \ argument
328 .vol_nbits = (nbits), \
333 #define DA903x_DVC(_pmic, _id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \ argument
348 .vol_nbits = (nbits), \
355 #define DA9034_LDO(_id, min, max, step, vreg, shift, nbits, ereg, ebit) \ argument
356 DA903x_LDO(DA9034, _id, min, max, step, vreg, shift, nbits, ereg, ebit)
358 #define DA9030_LDO(_id, min, max, step, vreg, shift, nbits, ereg, ebit) \ argument
359 DA903x_LDO(DA9030, _id, min, max, step, vreg, shift, nbits, ereg, ebit)
361 #define DA9030_DVC(_id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \ argument
362 DA903x_DVC(DA9030, _id, min, max, step, vreg, nbits, ureg, ubit, \
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Dtps6586x-regulator.c112 #define TPS6586X_REGULATOR(_id, _ops, _pin_name, vdata, vreg, shift, nbits, \ argument
126 .vsel_mask = ((1 << (nbits)) - 1) << (shift), \
136 uv_step, vreg, shift, nbits, ereg0, \ argument
151 .vsel_mask = ((1 << (nbits)) - 1) << (shift), \
160 #define TPS6586X_LDO(_id, _pname, vdata, vreg, shift, nbits, \ argument
163 TPS6586X_REGULATOR(_id, rw, _pname, vdata, vreg, shift, nbits, \
168 shift, nbits, ereg0, ebit0, ereg1, ebit1) \ argument
171 min_uv, uv_step, vreg, shift, nbits, \
175 #define TPS6586X_FIXED_LDO(_id, _pname, vdata, vreg, shift, nbits, \ argument
178 TPS6586X_REGULATOR(_id, ro, _pname, vdata, vreg, shift, nbits, \
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/Linux-v4.19/drivers/net/ethernet/tehuti/
Dtehuti.h131 #define BITS_MASK(nbits) ((1<<nbits)-1) argument
132 #define GET_BITS_SHIFT(x, nbits, nshift) (((x)>>nshift)&BITS_MASK(nbits)) argument
133 #define BITS_SHIFT_MASK(nbits, nshift) (BITS_MASK(nbits)<<nshift) argument
134 #define BITS_SHIFT_VAL(x, nbits, nshift) (((x)&BITS_MASK(nbits))<<nshift) argument
135 #define BITS_SHIFT_CLEAR(x, nbits, nshift) \ argument
136 ((x)&(~BITS_SHIFT_MASK(nbits, nshift)))
/Linux-v4.19/drivers/media/usb/pwc/
Dpwc-dec23.c310 pdec->nbits = 7; /* More bits, mean more bits to encode the stream, but better quality */ in pwc_dec23_init()
312 pdec->nbits = 8; in pwc_dec23_init()
314 pdec->nbits = 6; in pwc_dec23_init()
324 pdec->nbits = 7; in pwc_dec23_init()
326 pdec->nbits = 8; in pwc_dec23_init()
328 pdec->nbits = 6; in pwc_dec23_init()
336 shift = 8 - pdec->nbits; in pwc_dec23_init()
508 __get_nbits(pdec, pdec->nbits, primary_color); in decode_block()
554 unsigned int nbits, col1; in decode_block() local
562 nbits = ptable8004[offset1 * 2]; in decode_block()
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/Linux-v4.19/drivers/net/wireless/broadcom/brcm80211/include/
Dbrcmu_utils.h55 #define NBITVAL(nbits) (1 << (nbits)) argument
56 #define MAXBITVAL(nbits) ((1 << (nbits)) - 1) argument
57 #define NBITMASK(nbits) MAXBITVAL(nbits) argument
/Linux-v4.19/sound/mips/
Dad1843.c45 char nbits; member
192 return w >> field->lo_bit & ((1 << field->nbits) - 1); in ad1843_read_bits()
206 mask = ((1 << field->nbits) - 1) << field->lo_bit; in ad1843_write_bits()
243 mask = (1 << fp->nbits) - 1; in ad1843_read_multi()
280 m = ((1 << fp->nbits) - 1) << fp->lo_bit; in ad1843_write_multi()
299 ret = (1 << gp->lfield->nbits); in ad1843_get_gain_max()
314 unsigned short mask = (1 << gp->lfield->nbits) - 1; in ad1843_get_gain()
340 unsigned short mask = (1 << gp->lfield->nbits) - 1; in ad1843_set_gain()
/Linux-v4.19/drivers/nvmem/
Dcore.c53 int nbits; member
339 cell->nbits = info->nbits; in nvmem_cell_info_to_nvmem_cell()
341 if (cell->nbits) in nvmem_cell_info_to_nvmem_cell()
342 cell->bytes = DIV_ROUND_UP(cell->nbits + cell->bit_offset, in nvmem_cell_info_to_nvmem_cell()
887 cell->nbits = be32_to_cpup(addr); in of_nvmem_cell_get()
890 if (cell->nbits) in of_nvmem_cell_get()
891 cell->bytes = DIV_ROUND_UP(cell->nbits + cell->bit_offset, in of_nvmem_cell_get()
1042 if (cell->bytes != DIV_ROUND_UP(cell->nbits, BITS_PER_BYTE)) in nvmem_shift_read_buffer_in_place()
1046 *p &= GENMASK((cell->nbits%BITS_PER_BYTE) - 1, 0); in nvmem_shift_read_buffer_in_place()
1061 if (cell->bit_offset || cell->nbits) in __nvmem_cell_read()
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/Linux-v4.19/drivers/pci/controller/
Dpcie-cadence.h113 #define CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_NBITS(nbits) \ argument
114 (((nbits) - 1) & CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_NBITS_MASK)
153 #define CDNS_PCIE_AT_OB_REGION_CPU_ADDR0_NBITS(nbits) \ argument
154 (((nbits) - 1) & CDNS_PCIE_AT_OB_REGION_CPU_ADDR0_NBITS_MASK)
164 #define CDNS_PCIE_AT_IB_RP_BAR_ADDR0_NBITS(nbits) \ argument
165 (((nbits) - 1) & CDNS_PCIE_AT_IB_RP_BAR_ADDR0_NBITS_MASK)
Dpcie-cadence.c19 int nbits = ilog2(sz); in cdns_pcie_set_outbound_region() local
22 if (nbits < 8) in cdns_pcie_set_outbound_region()
23 nbits = 8; in cdns_pcie_set_outbound_region()
26 addr0 = CDNS_PCIE_AT_OB_REGION_PCI_ADDR0_NBITS(nbits) | in cdns_pcie_set_outbound_region()
77 addr0 = CDNS_PCIE_AT_OB_REGION_CPU_ADDR0_NBITS(nbits) | in cdns_pcie_set_outbound_region()
/Linux-v4.19/drivers/mtd/nand/raw/gpmi-nand/
Dgpmi-lib.c804 size_t nbits) in gpmi_copy_bits() argument
811 if (!nbits) in gpmi_copy_bits()
830 if (nbits >= (8 - src_bit_off)) { in gpmi_copy_bits()
833 src_buffer &= GENMASK(nbits - 1, 0); in gpmi_copy_bits()
834 bits_in_src_buffer += nbits; in gpmi_copy_bits()
836 nbits -= bits_in_src_buffer; in gpmi_copy_bits()
841 nbytes = nbits / 8; in gpmi_copy_bits()
895 nbits %= 8; in gpmi_copy_bits()
901 if (!nbits && !bits_in_src_buffer) in gpmi_copy_bits()
905 if (nbits) in gpmi_copy_bits()
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/Linux-v4.19/arch/c6x/platforms/
Ddscr.c74 u8 nbits; /* number of bits per device */ member
92 u8 nbits; /* number of bits per device */ member
212 ctl_shift = ctl->shift + ctl->nbits * (id - ctl->start_id); in dscr_set_devstate()
213 ctl_mask = ((1 << ctl->nbits) - 1) << ctl_shift; in dscr_set_devstate()
241 ctl_shift = stat->shift + stat->nbits * (id - stat->start_id); in dscr_set_devstate()
251 val &= ((1 << stat->nbits) - 1); in dscr_set_devstate()
494 r->nbits = be32_to_cpup(p++); in dscr_parse_devstate_ctl_regs()
548 r->nbits = be32_to_cpup(p++); in dscr_parse_devstate_stat_regs()
/Linux-v4.19/arch/sparc/include/asm/
Dadi_64.h17 __u64 nbits; member
42 return adi_state.caps.nbits; in adi_nbits()

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