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Searched refs:num_bits (Results 1 – 25 of 43) sorted by relevance

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/linux/include/rdma/
H A Diba.h56 #define _IBA_SET(field_struct, field_offset, field_mask, num_bits, ptr, value) \ argument
59 _iba_set##num_bits((void *)_ptr + (field_offset), field_mask, \
64 #define _IBA_GET_MEM_PTR(field_struct, field_offset, type, num_bits, ptr) \ argument
72 #define _IBA_SET_MEM(field_struct, field_offset, type, num_bits, ptr, in, \ argument
76 WARN_ON(bytes * 8 > num_bits); \
79 type, num_bits, ptr), \
84 #define _IBA_GET(field_struct, field_offset, field_mask, num_bits, ptr) \ argument
87 (u##num_bits) FIELD_GET( \
88 field_mask, _iba_get##num_bits((const void *)_ptr + \
93 #define _IBA_GET_MEM(field_struct, field_offset, type, num_bits, pt argument
118 IBA_FIELD_BLOC(field_struct,byte_offset,bit_offset,num_bits) global() argument
122 IBA_FIELD8_LOC(field_struct,byte_offset,num_bits) global() argument
125 IBA_FIELD16_LOC(field_struct,byte_offset,num_bits) global() argument
131 IBA_FIELD32_LOC(field_struct,byte_offset,num_bits) global() argument
143 IBA_FIELD_MLOC(field_struct,byte_offset,num_bits,type) global() argument
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/linux/tools/perf/bench/
H A Dfind-bit-bench.c55 static int do_for_each_set_bit(unsigned int num_bits) in do_for_each_set_bit() argument
57 unsigned long *to_test = bitmap_zalloc(num_bits); in do_for_each_set_bit()
68 for (set_bits = 1; set_bits <= num_bits; set_bits <<= 1) { in do_for_each_set_bit()
69 bitmap_zero(to_test, num_bits); in do_for_each_set_bit()
70 skip = num_bits / set_bits; in do_for_each_set_bit()
71 for (i = 0; i < num_bits; i += skip) in do_for_each_set_bit()
81 for_each_set_bit(bit, to_test, num_bits) in do_for_each_set_bit()
95 for (bit = 0; bit < num_bits; bit++) { in do_for_each_set_bit()
108 inner_iterations, set_bits, num_bits); in do_for_each_set_bit()
/linux/arch/arm64/kvm/
H A Dtrng.c27 u32 num_bits = smccc_get_arg1(vcpu); in kvm_trng_do_rnd() local
30 if (num_bits > 3 * size) { in kvm_trng_do_rnd()
36 for (i = 0; i < DIV_ROUND_UP(num_bits, BITS_PER_LONG); i++) in kvm_trng_do_rnd()
39 bitmap_clear(bits, num_bits, TRNG_MAX_BITS64 - num_bits); in kvm_trng_do_rnd()
/linux/fs/hfs/
H A Dbitmap.c116 * Search for 'num_bits' consecutive cleared bits in the bitmap blocks of
123 * u16 *num_bits: Pointer to the number of cleared bits
126 * u16 *num_bits: The number of consecutive clear bits of the
131 * found. When 'num_bits' is zero, this is invalid!
134 * 'num_bits' points to a variable of type (u16), which contains
137 * 'num_bits' is set to the length of the found sequence.
139 u32 hfs_vbm_search_free(struct super_block *sb, u32 goal, u32 *num_bits) in hfs_vbm_search_free() argument
145 if (!*num_bits) in hfs_vbm_search_free()
151 pos = hfs_find_set_zero_bits(bitmap, HFS_SB(sb)->fs_ablocks, goal, num_bits); in hfs_vbm_search_free()
154 pos = hfs_find_set_zero_bits(bitmap, goal, 0, num_bits); in hfs_vbm_search_free()
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/linux/drivers/gpu/drm/omapdrm/
H A Dtcm-sita.c41 * num_bits number of bits in bitmap
44 size_t num_bits) in r2l_b2t_1d() argument
50 *pos = num_bits - w; in r2l_b2t_1d()
52 while (search_count < num_bits) { in r2l_b2t_1d()
53 bit = find_next_bit(map, num_bits, *pos); in r2l_b2t_1d()
62 search_count = num_bits - bit + w; in r2l_b2t_1d()
76 * num_bits = size of bitmap
81 unsigned long *map, size_t num_bits, size_t slot_stride) in l2r_t2b() argument
96 while (curr_bit < num_bits) { in l2r_t2b()
97 *pos = bitmap_find_next_zero_area(map, num_bits, curr_bi in l2r_t2b()
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/linux/scripts/
H A Dgen-crc-consts.py36 def bitreflect(poly, num_bits): argument
37 assert poly.bit_length() <= num_bits
38 return xor(((poly >> i) & 1) << (num_bits - 1 - i) for i in range(num_bits))
41 def fmt_poly(variant, poly, num_bits): argument
43 poly = bitreflect(poly, num_bits)
44 return f'0x{poly:0{2*num_bits//8}x}'
268 sys.stderr.write(' CRC_VARIANT is crc${num_bits}_${bit_order}_${generator_poly_as_hex}\n')
270 sys.stderr.write(' Polynomial must use the given bit_order and exclude x^{num_bits}\n')
/linux/drivers/ras/amd/atl/
H A Dinternal.h297 * Make a gap in @data that is @num_bits long starting at @bit_num.
300 * num_bits = 2
303 static inline u64 expand_bits(u8 bit_num, u8 num_bits, u64 data) in expand_bits() argument
307 if (!num_bits) in expand_bits()
311 WARN_ON_ONCE(num_bits >= BITS_PER_LONG); in expand_bits()
312 return data << num_bits; in expand_bits()
320 temp2 <<= num_bits; in expand_bits()
/linux/lib/
H A Ddecompress_unlzma.c398 int num_bits; in process_bit1() local
463 num_bits = LZMA_LEN_NUM_LOW_BITS; in process_bit1()
473 num_bits = LZMA_LEN_NUM_MID_BITS; in process_bit1()
479 num_bits = LZMA_LEN_NUM_HIGH_BITS; in process_bit1()
483 rc_bit_tree_decode(rc, prob_len, num_bits, &len); in process_bit1()
501 num_bits = (pos_slot >> 1) - 1; in process_bit1()
504 cst->rep0 <<= num_bits; in process_bit1()
508 num_bits -= LZMA_NUM_ALIGN_BITS; in process_bit1()
509 while (num_bits--) in process_bit1()
514 num_bits in process_bit1()
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/linux/fs/ocfs2/
H A Dsuballoc.h77 u32 num_bits,
81 u32 num_bits,
90 unsigned int num_bits,
99 u32 *num_bits,
H A Dlocalalloc.h40 u32 *num_bits);
46 u32 num_bits);
H A Dsuballoc.c427 u32 bit_off, num_bits; in ocfs2_block_group_alloc_contig() local
434 &num_bits); in ocfs2_block_group_alloc_contig()
455 bg_blkno, num_bits, alloc_rec, cl); in ocfs2_block_group_alloc_contig()
469 u32 *bit_off, u32 *num_bits) in ocfs2_block_group_claim_bits() argument
475 bit_off, num_bits); in ocfs2_block_group_claim_bits()
584 u32 bit_off, num_bits; in ocfs2_block_group_alloc_discontig() local
613 &bit_off, &num_bits); in ocfs2_block_group_alloc_discontig()
619 min_bits = num_bits; in ocfs2_block_group_alloc_discontig()
635 bg_blkno, num_bits, alloc_rec, cl); in ocfs2_block_group_alloc_discontig()
1368 unsigned int num_bits, in ocfs2_block_group_set_bits() argument
1634 ocfs2_alloc_dinode_update_counts(struct inode * inode,handle_t * handle,struct buffer_head * di_bh,u32 num_bits,u16 chain) ocfs2_alloc_dinode_update_counts() argument
1660 ocfs2_rollback_alloc_dinode_counts(struct inode * inode,struct buffer_head * di_bh,u32 num_bits,u16 chain) ocfs2_rollback_alloc_dinode_counts() argument
2072 ocfs2_claim_metadata(handle_t * handle,struct ocfs2_alloc_context * ac,u32 bits_wanted,u64 * suballoc_loc,u16 * suballoc_bit_start,unsigned int * num_bits,u64 * blkno_start) ocfs2_claim_metadata() argument
2467 ocfs2_block_group_clear_bits(handle_t * handle,struct inode * alloc_inode,struct ocfs2_group_desc * bg,struct buffer_head * group_bh,unsigned int bit_off,unsigned int num_bits,unsigned int max_contig_bits,void (* undo_fn)(unsigned int bit,unsigned long * bmap)) ocfs2_block_group_clear_bits() argument
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H A Dlocalalloc.c719 u32 *num_bits) in ocfs2_claim_local_alloc_bits() argument
744 *num_bits = bits_wanted; in ocfs2_claim_local_alloc_bits()
761 le32_add_cpu(&alloc->id1.bitmap1.i_used, *num_bits); in ocfs2_claim_local_alloc_bits()
774 u32 num_bits) in ocfs2_free_local_alloc_bits() argument
791 clear_bits = num_bits; in ocfs2_free_local_alloc_bits()
805 le32_add_cpu(&alloc->id1.bitmap1.i_used, -num_bits); in ocfs2_free_local_alloc_bits()
/linux/tools/perf/util/
H A Dpmus.c684 unsigned int num_bits; in build_format_string() local
694 num_bits = bits ? bitmap_weight(bits, PERF_PMU_FORMAT_BITS) : 0; in build_format_string()
695 if (num_bits <= 1) { in build_format_string()
699 } else if (num_bits > 8) { in build_format_string()
701 ULLONG_MAX >> (64 - num_bits)); in build_format_string()
704 ULLONG_MAX >> (64 - num_bits)); in build_format_string()
708 ULLONG_MAX >> (64 - num_bits)); in build_format_string()
711 ULLONG_MAX >> (64 - num_bits)); in build_format_string()
/linux/drivers/usb/mtu3/
H A Dmtu3_core.c26 u32 num_bits = DIV_ROUND_UP(seg_size, MTU3_EP_FIFO_UNIT); in ep_fifo_alloc() local
30 num_bits = roundup_pow_of_two(num_bits); in ep_fifo_alloc()
31 if (num_bits > fifo->limit) in ep_fifo_alloc()
34 mep->fifo_seg_size = num_bits * MTU3_EP_FIFO_UNIT; in ep_fifo_alloc()
35 num_bits = num_bits * (mep->slot + 1); in ep_fifo_alloc()
37 fifo->limit, 0, num_bits, 0); in ep_fifo_alloc()
41 bitmap_set(fifo->bitmap, start_bit, num_bits); in ep_fifo_alloc()
42 mep->fifo_size = num_bits * MTU3_EP_FIFO_UNI in ep_fifo_alloc()
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/linux/drivers/input/keyboard/
H A Ddlink-dir685-touchkeys.c31 const int num_bits = min_t(int, ARRAY_SIZE(tk->codes), 16); in dir685_tk_irq_thread() local
50 for_each_set_bit(i, &changed, num_bits) { in dir685_tk_irq_thread()
/linux/drivers/comedi/drivers/
H A Dcb_pcidda.c169 unsigned int num_bits) in cb_pcidda_serial_out() argument
174 for (i = 1; i <= num_bits; i++) { in cb_pcidda_serial_out()
176 if (value & (1 << (num_bits - i))) in cb_pcidda_serial_out()
/linux/drivers/input/mouse/
H A Dalps.c370 point->num_bits = 0; in alps_get_bitmap_points()
373 point->num_bits++; in alps_get_bitmap_points()
417 i = (x_low.num_bits - 1) / 2; in alps_process_bitmap()
418 x_low.num_bits = x_low.num_bits - i; in alps_process_bitmap()
420 x_high.num_bits = max(i, 1); in alps_process_bitmap()
423 i = (y_low.num_bits - 1) / 2; in alps_process_bitmap()
424 y_low.num_bits = y_low.num_bits - i; in alps_process_bitmap()
426 y_high.num_bits in alps_process_bitmap()
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H A Dalps.h212 int num_bits; member
/linux/drivers/gpu/drm/kmb/
H A Dkmb_dsi.h351 u32 num_bits, u32 value) in kmb_write_bits_mipi() argument
354 u32 mask = (1 << num_bits) - 1; in kmb_write_bits_mipi()
/linux/fs/verity/
H A Dopen.c224 unsigned long num_bits = in fsverity_create_info() local
228 vi->hash_block_verified = kvcalloc(BITS_TO_LONGS(num_bits), in fsverity_create_info()
/linux/drivers/fsi/
H A Dfsi-master-gpio.c113 uint8_t num_bits) in serial_in() argument
119 for (bit = 0; bit < num_bits; bit++) { in serial_in()
124 msg->bits += num_bits; in serial_in()
126 trace_fsi_master_gpio_in(master, num_bits, msg->msg); in serial_in()
/linux/drivers/iio/adc/
H A Dti-ads131e08.c483 u8 num_bits, *src; in ads131e08_read_direct() local
493 num_bits = ADS131E08_NUM_DATA_BITS(st->data_rate); in ads131e08_read_direct()
494 *value = sign_extend32(get_unaligned_be32(src) >> (32 - num_bits), num_bits - 1); in ads131e08_read_direct()
/linux/drivers/fpga/
H A Dintel-m10-bmc-sec-update.c216 unsigned int num_bits; in flash_count_show() local
220 num_bits = FLASH_COUNT_SIZE * 8; in flash_count_show()
232 cnt = num_bits - bitmap_weight((unsigned long *)flash_buf, num_bits); in flash_count_show()
/linux/drivers/net/ethernet/mellanox/mlx5/core/
H A Devents.c162 int num_bits = sizeof(bit_set) * BITS_PER_BYTE; in print_sensor_names_in_bit_set() local
165 for_each_set_bit(i, bit_set_ptr, num_bits) { in print_sensor_names_in_bit_set()
/linux/drivers/net/ethernet/realtek/
H A Datp.c405 int num_bits = EE_CMD_SIZE; in eeprom_op() local
407 while (--num_bits >= 0) { in eeprom_op()
408 char outval = (cmd & (1<<num_bits)) ? EE_DATA_WRITE : 0; in eeprom_op()

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