| /linux/drivers/media/i2c/ |
| H A D | aptina-pll.c | 16 const struct aptina_pll_limits *limits, in aptina_pll_calculate() argument
29 if (pll->ext_clock < limits->ext_clock_min || in aptina_pll_calculate()
30 pll->ext_clock > limits->ext_clock_max) { in aptina_pll_calculate()
35 if (pll->pix_clock == 0 || pll->pix_clock > limits->pix_clock_max) { in aptina_pll_calculate()
55 mf_min = DIV_ROUND_UP(limits->m_min, pll->m); in aptina_pll_calculate()
56 mf_min = max(mf_min, limits->out_clock_min / in aptina_pll_calculate()
57 (pll->ext_clock / limits->n_min * pll->m)); in aptina_pll_calculate()
58 mf_min = max(mf_min, limits->n_min * limits->p1_min / div); in aptina_pll_calculate()
59 mf_max = limits->m_max / pll->m; in aptina_pll_calculate()
60 mf_max = min(mf_max, limits->out_clock_max / in aptina_pll_calculate()
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| /linux/drivers/net/ipa/ |
| H A D | ipa_resource.c | 35 /* We program at most 8 source or destination resource group limits */ in ipa_resource_limits_valid()
50 if (resource->limits[j].min || resource->limits[j].max) in ipa_resource_limits_valid()
63 if (resource->limits[j].min || resource->limits[j].max) in ipa_resource_limits_valid()
99 ylimits = group_count == 1 ? NULL : &resource->limits[1]; in ipa_resource_config_src()
101 &resource->limits[0], ylimits); in ipa_resource_config_src()
106 ylimits = group_count == 3 ? NULL : &resource->limits[3]; in ipa_resource_config_src()
108 &resource->limits[2], ylimits); in ipa_resource_config_src()
113 ylimits = group_count == 5 ? NULL : &resource->limits[5]; in ipa_resource_config_src()
115 &resource->limits[4], ylimits); in ipa_resource_config_src()
120 ylimits = group_count == 7 ? NULL : &resource->limits[7]; in ipa_resource_config_src()
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| /linux/drivers/infiniband/hw/mthca/ |
| H A D | mthca_main.c | 168 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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| H A D | mthca_profile.c | 94 profile[MTHCA_RES_MTT].size = dev->limits.mtt_seg_size; in mthca_make_profile()
173 dev->limits.num_qps = profile[i].num; in mthca_make_profile()
178 dev->limits.num_eecs = profile[i].num; in mthca_make_profile()
183 dev->limits.num_srqs = profile[i].num; in mthca_make_profile()
188 dev->limits.num_cqs = profile[i].num; in mthca_make_profile()
199 dev->limits.num_eqs = profile[i].num; in mthca_make_profile()
212 dev->limits.num_mgms = profile[i].num >> 1; in mthca_make_profile()
213 dev->limits.num_amgms = profile[i].num >> 1; in mthca_make_profile()
220 dev->limits.num_mpts = profile[i].num; in mthca_make_profile()
226 dev->limits.num_mtt_segs = profile[i].num; in mthca_make_profile()
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| H A D | mthca_mr.c | 221 for (i = dev->limits.mtt_seg_size / 8; i < size; i <<= 1) in __mthca_alloc_mtt()
267 mtt->first_seg * dev->limits.mtt_seg_size + in __mthca_write_mtt()
320 mtts = dev->mr_table.tavor_fmr.mtt_base + mtt->first_seg * dev->limits.mtt_seg_size + in mthca_tavor_write_mtt_seg()
339 BUG_ON(s % dev->limits.mtt_seg_size); in mthca_arbel_write_mtt_seg()
342 s / dev->limits.mtt_seg_size, &dma_handle); in mthca_arbel_write_mtt_seg()
475 mr->mtt->first_seg * dev->limits.mtt_seg_size); in mthca_mr_alloc()
489 key & (dev->limits.num_mpts - 1)); in mthca_mr_alloc()
556 (dev->limits.num_mpts - 1)); in mthca_free_mr()
570 dev->limits.num_mpts, in mthca_init_mr_table()
571 ~0, dev->limits.reserved_mrws); in mthca_init_mr_table()
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| H A D | mthca_srq.c | 215 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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| /linux/drivers/clk/ |
| H A D | clk-axi-clkgen.c | 66 struct axi_clkgen_limits limits; member
132 static void axi_clkgen_calc_params(const struct axi_clkgen_limits *limits, in axi_clkgen_calc_params() argument
151 d_min = max(DIV_ROUND_UP(fin, limits->fpfd_max), 1); in axi_clkgen_calc_params()
152 d_max = min(fin / limits->fpfd_min, 80); in axi_clkgen_calc_params()
155 fvco_min_fract = limits->fvco_min << fract_shift; in axi_clkgen_calc_params()
156 fvco_max_fract = limits->fvco_max << fract_shift; in axi_clkgen_calc_params()
350 const struct axi_clkgen_limits *limits = &axi_clkgen->limits; in axi_clkgen_set_rate() local
358 axi_clkgen_calc_params(limits, parent_rate, rate, &d, &m, &dout); in axi_clkgen_set_rate()
399 const struct axi_clkgen_limits *limits = &axi_clkgen->limits; in axi_clkgen_determine_rate() local
403 axi_clkgen_calc_params(limits, req->best_parent_rate, req->rate, in axi_clkgen_determine_rate()
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| /linux/include/linux/ |
| H A D | blkdev.h | 352 * Flags automatically inherited when stacking limits.
403 /* atomic write limits */
528 struct queue_limits limits;
605 * Protects queue limits and also sysfs attribute read_ahead_kb.
684 #define blk_queue_nonrot(q) (!((q)->limits.features & BLK_FEAT_ROTATIONAL))
685 #define blk_queue_io_stat(q) ((q)->limits.features & BLK_FEAT_IO_STAT)
687 ((q)->limits.flags & BLK_FLAG_IOSTATS_PASSTHROUGH)
688 #define blk_queue_dax(q) ((q)->limits.features & BLK_FEAT_DAX)
689 #define blk_queue_pci_p2pdma(q) ((q)->limits.features & BLK_FEAT_PCI_P2PDMA)
705 ((q)->limits
518 struct queue_limits limits; global() member
1830 blk_atomic_write_start_sect_aligned(sector_t sector,struct queue_limits * limits) blk_atomic_write_start_sect_aligned() argument
1841 struct queue_limits *limits = &bd_queue->limits; bdev_can_atomic_write() local
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| H A D | t10-pi.h | 45 rq->q->limits.integrity.interval_exp) in t10_pi_ref_tag()
46 shift = rq->q->limits.integrity.interval_exp; in t10_pi_ref_tag()
70 rq->q->limits.integrity.interval_exp) in ext_pi_ref_tag()
71 shift = rq->q->limits.integrity.interval_exp; in ext_pi_ref_tag()
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| /linux/security/apparmor/include/ |
| H A D | resource.h | 5 * This file contains AppArmor resource limits function definitions.
22 * @mask: which hard limits to set
23 * @limits: rlimit values that override task limits
26 * limits specified in @mask will be controlled by apparmor.
30 struct rlimit limits[RLIM_NLIMITS]; member
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| /linux/block/ |
| H A D | blk-settings.c | 31 * blk_set_stacking_limits - set default limits for stacking devices
34 * Prepare queue limits for applying limits from underlying devices using
47 /* Inherit limits from component devices */ in blk_set_stacking_limits()
288 /* UINT_MAX indicates stacked limits in initial state */ in blk_validate_atomic_write_limits()
346 * Check that the limits in lim are valid, initialize defaults for unset
472 * might need to move out of stacking limits since we have immutable in blk_validate_limits()
501 * to set the limits. Once the transition is finished the check in blk_validate_limits()
527 * Set the default limits for a newly allocated queue. @lim contains the
528 * initial limits set by the driver, which could be no limit in which case
535 * but these limits are special and need an explicit initialization to in blk_set_default_limits()
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| /linux/drivers/md/ |
| H A D | dm-table.c | 234 struct queue_limits *limits = data; in device_area_is_invalid() local
238 limits->logical_block_size >> SECTOR_SHIFT; in device_area_is_invalid()
292 limits->logical_block_size, bdev); in device_area_is_invalid()
300 limits->logical_block_size, bdev); in device_area_is_invalid()
423 struct queue_limits *limits = data; in dm_set_device_limits() local
428 DMWARN("%s: Cannot set limits for nonexistent device %pg", in dm_set_device_limits()
438 limits->features |= (q->limits.features & BLK_FEAT_ATOMIC_WRITES); in dm_set_device_limits()
440 if (blk_stack_limits(limits, &q->limits, in dm_set_device_limits()
446 q->limits.physical_block_size, in dm_set_device_limits()
447 q->limits.logical_block_size, in dm_set_device_limits()
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| H A D | dm-zone.c | 296 * sharing may happen and the zone limits will not be reliable. in device_get_zone_resource_limits()
306 * any zone resource limits. in device_get_zone_resource_limits()
312 * If the target does not map all sequential zones, the limits in device_get_zone_resource_limits()
322 * we do not have limits for this target. in device_get_zone_resource_limits()
324 max_active_zones = disk->queue->limits.max_active_zones; in device_get_zone_resource_limits()
330 max_open_zones = disk->queue->limits.max_open_zones; in device_get_zone_resource_limits()
369 * Determine the max open and max active zone limits for the mapped in dm_set_zones_restrictions()
370 * device by inspecting the zone resource limits and the zones mapped in dm_set_zones_restrictions()
387 DMERR("Could not determine %s zone resource limits", in dm_set_zones_restrictions()
409 if (q->limits.chunk_sectors != lim->chunk_sectors) { in dm_set_zones_restrictions()
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| /linux/Documentation/admin-guide/sysctl/ |
| H A D | user.rst | 15 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.
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| /linux/drivers/mfd/ |
| H A D | max14577.c | 43 * @limits: constraints for charger, matching the MBCICHWRC register
54 * - is always between <limits.min, limits.max>;
60 * is outside of given charger limits) and 'dst' is not set.
62 int maxim_charger_calc_reg_current(const struct maxim_charger_current *limits, in maxim_charger_calc_reg_current() argument
70 if (min_ua > limits->max || max_ua < limits->min) in maxim_charger_calc_reg_current()
73 if (max_ua < limits->high_start) { in maxim_charger_calc_reg_current()
82 /* max_ua is in range: <high_start, infinite>, cut it to limits.max */ in maxim_charger_calc_reg_current()
83 max_ua = min(limits->max, max_ua); in maxim_charger_calc_reg_current()
84 max_ua -= limits->high_start; in maxim_charger_calc_reg_current()
87 * - max_ua >= limits.high_start in maxim_charger_calc_reg_current()
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| /linux/Documentation/hwmon/ |
| H A D | lm77.rst | 27 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.
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| H A D | emc1403.rst | 72 The chips implement three limits for each sensor: low (tempX_min), high
74 hysteresis mechanism which applies to all limits. The relative difference
77 all three limits.
90 hysteresis applies automatically to all other limits.
91 * The limits should be set before the hysteresis.
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| /linux/drivers/macintosh/ |
| H A D | therm_adt746x.c | 80 u8 limits[3]; member
216 " limits: %d,%d,%d;" in display_stats()
219 th->limits[0], th->limits[1], th->limits[2], in display_stats()
237 int var = th->temps[i] - th->limits[i]; in update_fans_speed()
314 th->limits[i] = default_limits_chip[i] + limit_adjust; in set_limit()
315 write_reg(th, LIMIT_REG[i], th->limits[i]); in set_limit()
317 /* set our limits to normal */ in set_limit()
318 th->limits[i] = default_limits_local[i] + limit_adjust; in set_limit()
357 printk(KERN_INFO "Adjusting limits by %d degrees\n", val); \
378 BUILD_SHOW_FUNC_INT(sensor1_limit, th->limits[1])
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| /linux/drivers/clk/sophgo/ |
| H A D | clk-sg2044-pll.c | 73 const struct sg2044_pll_limit *limits; member
165 static int sg2042_pll_compute_postdiv(const struct sg2044_pll_limit *limits, in sg2042_pll_compute_postdiv() argument
177 for_each_pll_limit_range(div2, &limits[PLL_LIMIT_POSTDIV2]) { in sg2042_pll_compute_postdiv()
178 for_each_pll_limit_range(div1, &limits[PLL_LIMIT_POSTDIV1]) { in sg2042_pll_compute_postdiv()
207 static int sg2044_compute_pll_setting(const struct sg2044_pll_limit *limits, in sg2044_compute_pll_setting() argument
217 for_each_pll_limit_range(fbdiv, &limits[PLL_LIMIT_FBDIV]) { in sg2044_compute_pll_setting()
218 for_each_pll_limit_range(refdiv, &limits[PLL_LIMIT_REFDIV]) { in sg2044_compute_pll_setting()
221 if (!sg2044_clk_fit_limit(vco, &limits[PLL_LIMIT_FOUTVCO])) in sg2044_compute_pll_setting()
224 ret = sg2042_pll_compute_postdiv(limits, in sg2044_compute_pll_setting()
268 target = clamp(req->rate, pll->pll.limits[PLL_LIMIT_FOUT].min, in sg2044_pll_determine_rate()
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| /linux/Documentation/admin-guide/cgroup-v1/ |
| H A D | rdma.rst | 47 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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| /linux/drivers/gpu/drm/exynos/ |
| H A D | exynos_drm_ipp.c | 206 * exynos_drm_ipp_get_limits_ioctl - get ipp module limits
245 if (copy_to_user((void __user *)ptr, format->limits, in exynos_drm_ipp_get_limits_ioctl()
246 sizeof(*format->limits) * format->num_limits)) in exynos_drm_ipp_get_limits_ioctl()
431 static void __get_size_limit(const struct drm_exynos_ipp_limit *limits, in __get_size_limit()
435 const struct drm_exynos_ipp_limit *l = limits; in __get_size_limit()
440 for (l = limits; l - limits < num_limits; l++) { in __get_size_limit()
458 DRM_DEBUG_DRIVER("Value %d exceeds HW limits (align %d)\n", in __align_check()
469 DRM_DEBUG_DRIVER("Value %d exceeds HW limits (min %d, max %d)\n", in __size_limit_check()
477 const struct drm_exynos_ipp_limit *limits, unsigne in exynos_drm_ipp_check_size_limits()
430 __get_size_limit(const struct drm_exynos_ipp_limit * limits,unsigned int num_limits,enum drm_ipp_size_id id,struct drm_ipp_limit * res) __get_size_limit() argument
476 exynos_drm_ipp_check_size_limits(struct exynos_drm_ipp_buffer * buf,const struct drm_exynos_ipp_limit * limits,unsigned int num_limits,bool rotate,bool swap) exynos_drm_ipp_check_size_limits() argument
523 exynos_drm_ipp_check_scale_limits(struct drm_exynos_ipp_task_rect * src,struct drm_exynos_ipp_task_rect * dst,const struct drm_exynos_ipp_limit * limits,unsigned int num_limits,bool swap) exynos_drm_ipp_check_scale_limits() argument
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| /linux/drivers/platform/x86/ |
| H A D | intel_ips.c | 246 /* Per-SKU limits */
321 struct ips_mcp_limits *limits; member
400 * as low as the platform limits will allow (though we could go lower there
590 * mcp_exceeded - check whether we're outside our thermal & power limits
620 * cpu_exceeded - check whether a CPU core is outside its limits
636 if (avg > (ips->limits->core_temp_limit * 100)) in cpu_exceeded()
662 if (ips->mch_avg_temp > (ips->limits->mch_temp_limit * 100)) in mch_exceeded()
672 * verify_limits - verify BIOS provided limits
675 * BIOS can optionally provide non-default limits for power and temp. Check
681 if (ips->mcp_power_limit < ips->limits->mcp_power_limit || in verify_limits()
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| H A D | asus-armoury.c | 835 * @limits: Pointer to the power_limits structure containing limit values
838 * It returns false if limits is NULL or if the corresponding limit value is zero.
842 static bool has_valid_limit(const char *name, const struct power_limits *limits) in has_valid_limit() argument
846 if (!limits) in has_valid_limit()
850 limit_value = limits->ppt_pl1_spl_max; in has_valid_limit()
852 limit_value = limits->ppt_pl2_sppt_max; in has_valid_limit()
854 limit_value = limits->ppt_pl3_fppt_max; in has_valid_limit()
856 limit_value = limits->ppt_apu_sppt_max; in has_valid_limit()
858 limit_value = limits->ppt_platform_sppt_max; in has_valid_limit()
860 limit_value = limits->nv_dynamic_boost_max; in has_valid_limit()
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| /linux/include/uapi/linux/ |
| H A D | dqblk_xfs.h | 37 #define Q_XGETQUOTA XQM_CMD(3) /* get disk limits and usage */
38 #define Q_XSETQLIM XQM_CMD(4) /* set disk limits */
43 #define Q_XGETNEXTQUOTA XQM_CMD(9) /* get disk limits and usage >= ID */
64 __s32 d_itimer; /* Zero if within inode limits. If
96 * automatically started and stopped. Superusers timer values set the limits
109 * below the soft limit). Superusers warning values set the warning limits
138 #define FS_QUOTA_UDQ_ENFD (1<<1) /* user quota limits enforcement */
140 #define FS_QUOTA_GDQ_ENFD (1<<3) /* group quota limits enforcement */
142 #define FS_QUOTA_PDQ_ENFD (1<<5) /* project quota limits enforcement */
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| /linux/Documentation/userspace-api/media/v4l/ |
| H A D | selection-api-configuration.rst | 10 settings and hardware limits.
17 the source and the sink may have arbitrary upper and lower size limits.
50 The composing targets refer to a memory buffer. The limits of composing
61 to the bounding limits. Moreover, the driver can perform other
90 to be inserted into a video signal or graphical screen. The limits of
112 driver must adjust the area to fit to the bounding limits. Moreover, the
|