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Searched refs:limits (Results 1 – 25 of 393) sorted by relevance

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/Linux-v5.4/block/
Dblk-settings.c121 blk_set_default_limits(&q->limits); in blk_queue_make_request()
150 q->limits.bounce_pfn = max(max_low_pfn, b_pfn); in blk_queue_bounce_limit()
154 q->limits.bounce_pfn = b_pfn; in blk_queue_bounce_limit()
159 q->limits.bounce_pfn = b_pfn; in blk_queue_bounce_limit()
185 struct queue_limits *limits = &q->limits; in blk_queue_max_hw_sectors() local
194 limits->max_hw_sectors = max_hw_sectors; in blk_queue_max_hw_sectors()
195 max_sectors = min_not_zero(max_hw_sectors, limits->max_dev_sectors); in blk_queue_max_hw_sectors()
197 limits->max_sectors = max_sectors; in blk_queue_max_hw_sectors()
218 q->limits.chunk_sectors = chunk_sectors; in blk_queue_chunk_sectors()
230 q->limits.max_hw_discard_sectors = max_discard_sectors; in blk_queue_max_discard_sectors()
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/Linux-v5.4/drivers/media/i2c/
Daptina-pll.c17 const struct aptina_pll_limits *limits, in aptina_pll_calculate() argument
30 if (pll->ext_clock < limits->ext_clock_min || in aptina_pll_calculate()
31 pll->ext_clock > limits->ext_clock_max) { in aptina_pll_calculate()
36 if (pll->pix_clock == 0 || pll->pix_clock > limits->pix_clock_max) { in aptina_pll_calculate()
56 mf_min = DIV_ROUND_UP(limits->m_min, pll->m); in aptina_pll_calculate()
57 mf_min = max(mf_min, limits->out_clock_min / in aptina_pll_calculate()
58 (pll->ext_clock / limits->n_min * pll->m)); in aptina_pll_calculate()
59 mf_min = max(mf_min, limits->n_min * limits->p1_min / div); in aptina_pll_calculate()
60 mf_max = limits->m_max / pll->m; in aptina_pll_calculate()
61 mf_max = min(mf_max, limits->out_clock_max / in aptina_pll_calculate()
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Dsmiapp-pll.c78 const struct smiapp_pll_limits *limits, in check_all_bounds() argument
86 limits->min_pll_ip_freq_hz, in check_all_bounds()
87 limits->max_pll_ip_freq_hz, in check_all_bounds()
92 limits->min_pll_multiplier, limits->max_pll_multiplier, in check_all_bounds()
97 limits->min_pll_op_freq_hz, limits->max_pll_op_freq_hz, in check_all_bounds()
127 limits->vt.min_sys_clk_freq_hz, in check_all_bounds()
128 limits->vt.max_sys_clk_freq_hz, in check_all_bounds()
133 limits->vt.min_pix_clk_freq_hz, in check_all_bounds()
134 limits->vt.max_pix_clk_freq_hz, in check_all_bounds()
152 struct device *dev, const struct smiapp_pll_limits *limits, in __smiapp_pll_calculate() argument
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/Linux-v5.4/drivers/infiniband/hw/mthca/
Dmthca_main.c168 mdev->limits.mtt_seg_size = (1 << log_mtts_per_seg) * 8; in mthca_dev_lim()
196 mdev->limits.num_ports = dev_lim->num_ports; in mthca_dev_lim()
197 mdev->limits.vl_cap = dev_lim->max_vl; in mthca_dev_lim()
198 mdev->limits.mtu_cap = dev_lim->max_mtu; in mthca_dev_lim()
199 mdev->limits.gid_table_len = dev_lim->max_gids; in mthca_dev_lim()
200 mdev->limits.pkey_table_len = dev_lim->max_pkeys; in mthca_dev_lim()
201 mdev->limits.local_ca_ack_delay = dev_lim->local_ca_ack_delay; in mthca_dev_lim()
207 mdev->limits.max_sg = min_t(int, dev_lim->max_sg, in mthca_dev_lim()
214 mdev->limits.max_wqes = dev_lim->max_qp_sz; in mthca_dev_lim()
215 mdev->limits.max_qp_init_rdma = dev_lim->max_requester_per_qp; in mthca_dev_lim()
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Dmthca_profile.c96 profile[MTHCA_RES_MTT].size = dev->limits.mtt_seg_size; in mthca_make_profile()
175 dev->limits.num_qps = profile[i].num; in mthca_make_profile()
180 dev->limits.num_eecs = profile[i].num; in mthca_make_profile()
185 dev->limits.num_srqs = profile[i].num; in mthca_make_profile()
190 dev->limits.num_cqs = profile[i].num; in mthca_make_profile()
201 dev->limits.num_eqs = profile[i].num; in mthca_make_profile()
214 dev->limits.num_mgms = profile[i].num >> 1; in mthca_make_profile()
215 dev->limits.num_amgms = profile[i].num >> 1; in mthca_make_profile()
222 dev->limits.num_mpts = profile[i].num; in mthca_make_profile()
228 dev->limits.num_mtt_segs = profile[i].num; in mthca_make_profile()
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Dmthca_mr.c223 for (i = dev->limits.mtt_seg_size / 8; i < size; i <<= 1) in __mthca_alloc_mtt()
269 mtt->first_seg * dev->limits.mtt_seg_size + in __mthca_write_mtt()
322 mtts = dev->mr_table.tavor_fmr.mtt_base + mtt->first_seg * dev->limits.mtt_seg_size + in mthca_tavor_write_mtt_seg()
341 BUG_ON(s % dev->limits.mtt_seg_size); in mthca_arbel_write_mtt_seg()
344 s / dev->limits.mtt_seg_size, &dma_handle); in mthca_arbel_write_mtt_seg()
478 mr->mtt->first_seg * dev->limits.mtt_seg_size); in mthca_mr_alloc()
492 key & (dev->limits.num_mpts - 1)); in mthca_mr_alloc()
559 (dev->limits.num_mpts - 1)); in mthca_free_mr()
593 idx = key & (dev->limits.num_mpts - 1); in mthca_fmr_alloc()
613 mtt_seg = mr->mtt->first_seg * dev->limits.mtt_seg_size; in mthca_fmr_alloc()
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Dmthca_provider.c97 props->page_size_cap = mdev->limits.page_size_cap; in mthca_query_device()
98 props->max_qp = mdev->limits.num_qps - mdev->limits.reserved_qps; in mthca_query_device()
99 props->max_qp_wr = mdev->limits.max_wqes; in mthca_query_device()
100 props->max_send_sge = mdev->limits.max_sg; in mthca_query_device()
101 props->max_recv_sge = mdev->limits.max_sg; in mthca_query_device()
102 props->max_sge_rd = mdev->limits.max_sg; in mthca_query_device()
103 props->max_cq = mdev->limits.num_cqs - mdev->limits.reserved_cqs; in mthca_query_device()
104 props->max_cqe = mdev->limits.max_cqes; in mthca_query_device()
105 props->max_mr = mdev->limits.num_mpts - mdev->limits.reserved_mrws; in mthca_query_device()
106 props->max_pd = mdev->limits.num_pds - mdev->limits.reserved_pds; in mthca_query_device()
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Dmthca_uar.c59 dev->limits.num_uars, in mthca_init_uar_table()
60 dev->limits.num_uars - 1, in mthca_init_uar_table()
61 dev->limits.reserved_uars + 1); in mthca_init_uar_table()
Dmthca_srq.c215 if (attr->max_wr > dev->limits.max_srq_wqes || in mthca_alloc_srq()
216 attr->max_sge > dev->limits.max_srq_sge) in mthca_alloc_srq()
232 if (!mthca_is_memfree(dev) && (ds > dev->limits.max_desc_sz)) in mthca_alloc_srq()
285 srq->srqn & (dev->limits.num_srqs - 1), in mthca_alloc_srq()
355 srq->srqn & (dev->limits.num_srqs - 1)); in mthca_free_srq()
437 srq = mthca_array_get(&dev->srq_table.srq, srqn & (dev->limits.num_srqs - 1)); in mthca_srq_event()
645 return dev->limits.max_sg; in mthca_max_srq_sge()
661 return min_t(int, dev->limits.max_sg, in mthca_max_srq_sge()
662 ((1 << (fls(dev->limits.max_desc_sz) - 1)) - in mthca_max_srq_sge()
677 dev->limits.num_srqs, in mthca_init_srq_table()
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Dmthca_qp.c245 qp = mthca_array_get(&dev->qp_table.qp, qpn & (dev->limits.num_qps - 1)); in mthca_qp_event()
317 param.port_width = dev->limits.port_width_cap; in init_port()
318 param.vl_cap = dev->limits.vl_cap; in init_port()
319 param.mtu_cap = dev->limits.mtu_cap; in init_port()
320 param.gid_cap = dev->limits.gid_table_len; in init_port()
321 param.pkey_cap = dev->limits.pkey_table_len; in init_port()
405 if (port_num == 0 || port_num > dev->limits.num_ports) in to_rdma_ah_attr()
423 (dev->limits.gid_table_len - 1), in to_rdma_ah_attr()
533 if (grh->sgid_index >= dev->limits.gid_table_len) { in mthca_path_set()
536 dev->limits.gid_table_len - 1); in mthca_path_set()
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/Linux-v5.4/drivers/media/i2c/smiapp/
Dsmiapp-core.c243 .min_pre_pll_clk_div = sensor->limits[SMIAPP_LIMIT_MIN_PRE_PLL_CLK_DIV], in smiapp_pll_try()
244 .max_pre_pll_clk_div = sensor->limits[SMIAPP_LIMIT_MAX_PRE_PLL_CLK_DIV], in smiapp_pll_try()
245 .min_pll_ip_freq_hz = sensor->limits[SMIAPP_LIMIT_MIN_PLL_IP_FREQ_HZ], in smiapp_pll_try()
246 .max_pll_ip_freq_hz = sensor->limits[SMIAPP_LIMIT_MAX_PLL_IP_FREQ_HZ], in smiapp_pll_try()
247 .min_pll_multiplier = sensor->limits[SMIAPP_LIMIT_MIN_PLL_MULTIPLIER], in smiapp_pll_try()
248 .max_pll_multiplier = sensor->limits[SMIAPP_LIMIT_MAX_PLL_MULTIPLIER], in smiapp_pll_try()
249 .min_pll_op_freq_hz = sensor->limits[SMIAPP_LIMIT_MIN_PLL_OP_FREQ_HZ], in smiapp_pll_try()
250 .max_pll_op_freq_hz = sensor->limits[SMIAPP_LIMIT_MAX_PLL_OP_FREQ_HZ], in smiapp_pll_try()
252 .op.min_sys_clk_div = sensor->limits[SMIAPP_LIMIT_MIN_OP_SYS_CLK_DIV], in smiapp_pll_try()
253 .op.max_sys_clk_div = sensor->limits[SMIAPP_LIMIT_MAX_OP_SYS_CLK_DIV], in smiapp_pll_try()
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Dsmiapp-quirk.c47 sensor->limits[limit] = val; in smiapp_replace_limit()
103 .limits = jt8ew9_limits,
215 .limits = jt8ev1_limits,
230 .limits = tcm8500md_limits,
/Linux-v5.4/include/linux/
Dblkdev.h500 struct queue_limits limits; member
692 return q->limits.zoned; in blk_queue_zoned_model()
708 return blk_queue_is_zoned(q) ? q->limits.chunk_sectors : 0; in blk_queue_zone_sectors()
722 return sector >> ilog2(q->limits.chunk_sectors); in blk_queue_zone_no()
997 return min(q->limits.max_discard_sectors, in blk_queue_get_max_sectors()
1001 return q->limits.max_write_same_sectors; in blk_queue_get_max_sectors()
1004 return q->limits.max_write_zeroes_sectors; in blk_queue_get_max_sectors()
1006 return q->limits.max_sectors; in blk_queue_get_max_sectors()
1016 if (!q->limits.chunk_sectors) in blk_max_size_offset()
1017 return q->limits.max_sectors; in blk_max_size_offset()
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/Linux-v5.4/drivers/video/fbdev/matrox/
Dmatroxfb_misc.c543 minfo->limits.pixel.vcomax = maxdac; in parse_pins1()
555 minfo->limits.pixel.vcomax = 220000; in default_pins1()
564 minfo->limits.pixel.vcomax = in parse_pins2()
565 minfo->limits.system.vcomax = (bd->pins[41] == 0xFF) ? 230000 : ((bd->pins[41] + 100) * 1000); in parse_pins2()
578 minfo->limits.pixel.vcomax = in default_pins2()
579 minfo->limits.system.vcomax = 230000; in default_pins2()
588 minfo->limits.pixel.vcomax = in parse_pins3()
589 minfo->limits.system.vcomax = (bd->pins[36] == 0xFF) ? 230000 : ((bd->pins[36] + 100) * 1000); in parse_pins3()
606 minfo->limits.pixel.vcomax = in default_pins3()
607 minfo->limits.system.vcomax = 230000; in default_pins3()
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/Linux-v5.4/drivers/macintosh/
Dtherm_adt746x.c79 u8 limits[3]; member
218 th->limits[0], th->limits[1], th->limits[2], in display_stats()
236 int var = th->temps[i] - th->limits[i]; in update_fans_speed()
313 th->limits[i] = default_limits_chip[i] + limit_adjust; in set_limit()
314 write_reg(th, LIMIT_REG[i], th->limits[i]); in set_limit()
317 th->limits[i] = default_limits_local[i] + limit_adjust; in set_limit()
377 BUILD_SHOW_FUNC_INT(sensor1_limit, th->limits[1])
378 BUILD_SHOW_FUNC_INT(sensor2_limit, th->limits[2])
534 th->initial_limits[2], th->limits[0], th->limits[1], in probe_thermostat()
535 th->limits[2]); in probe_thermostat()
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/Linux-v5.4/Documentation/admin-guide/sysctl/
Duser.rst15 limits on the number of namespaces and other objects that have
16 per user per user namespace limits.
18 The primary purpose of these limits is to stop programs that
21 intention that the defaults of these limits are set high enough that
22 no program in normal operation should run into these limits.
31 limits in the user namespaces of those users.
34 user namespace does not allow a user to escape their current limits.
/Linux-v5.4/Documentation/hwmon/
Dlm77.rst27 The LM77 implements 3 limits: low (temp1_min), high (temp1_max) and
29 applies to all 3 limits. The relative difference is stored in a single
31 the limit and its hysteresis is always the same for all 3 limits.
44 hysteresis applies automatically to the low and high limits.
45 * The limits should be set before the hysteresis.
Demc1403.rst61 The chips implement three limits for each sensor: low (tempX_min), high
63 hysteresis mechanism which applies to all limits. The relative difference
66 all three limits.
79 hysteresis applies automatically to all other limits.
80 * The limits should be set before the hysteresis.
/Linux-v5.4/drivers/md/
Ddm-table.c283 struct queue_limits *limits = data; in device_area_is_invalid() local
288 limits->logical_block_size >> SECTOR_SHIFT; in device_area_is_invalid()
361 limits->logical_block_size, bdevname(bdev, b)); in device_area_is_invalid()
370 limits->logical_block_size, bdevname(bdev, b)); in device_area_is_invalid()
470 struct queue_limits *limits = data; in dm_set_device_limits() local
481 if (bdev_stack_limits(limits, bdev, start) < 0) in dm_set_device_limits()
486 q->limits.physical_block_size, in dm_set_device_limits()
487 q->limits.logical_block_size, in dm_set_device_limits()
488 q->limits.alignment_offset, in dm_set_device_limits()
491 limits->zoned = blk_queue_zoned_model(q); in dm_set_device_limits()
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/Linux-v5.4/drivers/gpu/drm/i915/display/
Dintel_dp_mst.c43 struct link_config_limits *limits) in intel_dp_mst_compute_link_config() argument
57 crtc_state->lane_count = limits->max_lane_count; in intel_dp_mst_compute_link_config()
58 crtc_state->port_clock = limits->max_clock; in intel_dp_mst_compute_link_config()
60 for (bpp = limits->max_bpp; bpp >= limits->min_bpp; bpp -= 2 * 3) { in intel_dp_mst_compute_link_config()
104 struct link_config_limits limits; in intel_dp_mst_compute_config() local
124 limits.min_clock = in intel_dp_mst_compute_config()
125 limits.max_clock = intel_dp_max_link_rate(intel_dp); in intel_dp_mst_compute_config()
127 limits.min_lane_count = in intel_dp_mst_compute_config()
128 limits.max_lane_count = intel_dp_max_lane_count(intel_dp); in intel_dp_mst_compute_config()
130 limits.min_bpp = intel_dp_min_bpp(pipe_config); in intel_dp_mst_compute_config()
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/Linux-v5.4/drivers/gpu/drm/exynos/
Dexynos_drm_ipp.c243 if (copy_to_user((void __user *)ptr, format->limits, in exynos_drm_ipp_get_limits_ioctl()
244 sizeof(*format->limits) * format->num_limits)) in exynos_drm_ipp_get_limits_ioctl()
429 static void __get_size_limit(const struct drm_exynos_ipp_limit *limits, in __get_size_limit() argument
433 const struct drm_exynos_ipp_limit *l = limits; in __get_size_limit()
438 for (l = limits; l - limits < num_limits; l++) { in __get_size_limit()
475 const struct drm_exynos_ipp_limit *limits, unsigned int num_limits, in exynos_drm_ipp_check_size_limits() argument
483 if (!limits) in exynos_drm_ipp_check_size_limits()
486 __get_size_limit(limits, num_limits, IPP_LIMIT_BUFFER, &l); in exynos_drm_ipp_check_size_limits()
495 __get_size_limit(limits, num_limits, id, &l); in exynos_drm_ipp_check_size_limits()
522 const struct drm_exynos_ipp_limit *limits, in exynos_drm_ipp_check_scale_limits() argument
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/Linux-v5.4/drivers/regulator/
Dmax14577-regulator.c41 const struct maxim_charger_current *limits = in max14577_reg_get_current_limit() local
50 return limits->min; in max14577_reg_get_current_limit()
54 return limits->high_start + reg_data * limits->high_step; in max14577_reg_get_current_limit()
63 const struct maxim_charger_current *limits = in max14577_reg_set_current_limit() local
69 ret = maxim_charger_calc_reg_current(limits, min_uA, max_uA, &reg_data); in max14577_reg_set_current_limit()
/Linux-v5.4/drivers/gpu/drm/amd/amdgpu/
Damdgpu_dpm.c484 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *limits = in amdgpu_parse_extended_power_table() local
494 1 + (limits->numEntries * sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record))); in amdgpu_parse_extended_power_table()
498 u32 size = limits->numEntries * in amdgpu_parse_extended_power_table()
507 limits->numEntries; in amdgpu_parse_extended_power_table()
508 entry = &limits->entries[0]; in amdgpu_parse_extended_power_table()
510 for (i = 0; i < limits->numEntries; i++) { in amdgpu_parse_extended_power_table()
547 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *limits = in amdgpu_parse_extended_power_table() local
553 u32 size = limits->numEntries * in amdgpu_parse_extended_power_table()
562 limits->numEntries; in amdgpu_parse_extended_power_table()
563 entry = &limits->entries[0]; in amdgpu_parse_extended_power_table()
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/Linux-v5.4/drivers/platform/x86/
Dintel_ips.c320 struct ips_mcp_limits *limits; member
631 if (avg > (ips->limits->core_temp_limit * 100)) in cpu_exceeded()
655 if (ips->mch_avg_temp > (ips->limits->mch_temp_limit * 100)) in mch_exceeded()
674 if (ips->mcp_power_limit < ips->limits->mcp_power_limit || in verify_limits()
676 ips->mcp_power_limit = ips->limits->mcp_power_limit; in verify_limits()
678 if (ips->mcp_temp_limit < ips->limits->core_temp_limit || in verify_limits()
679 ips->mcp_temp_limit < ips->limits->mch_temp_limit || in verify_limits()
681 ips->mcp_temp_limit = min(ips->limits->core_temp_limit, in verify_limits()
682 ips->limits->mch_temp_limit); in verify_limits()
1303 struct ips_mcp_limits *limits = NULL; in ips_detect_cpu() local
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/Linux-v5.4/Documentation/admin-guide/cgroup-v1/
Drdma.rst47 But nothing limits to have it more. At present hundreds of RDMA devices per
70 (b) No resource limits were configured, but IB/RDMA stack tries to
72 running without limits and later on when limits are enforced during uncharging,
75 Resource pool is destroyed if all the resource limits are set to max and
81 IB stack honors limits enforced by the rdma controller. When application
82 query about maximum resource limits of IB device, it returns minimum of

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