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/linux/drivers/infiniband/sw/rdmavt/
H A Dmr.c11 #include "mr.h"
15 * rvt_driver_mr_init - Init MR resources per driver
62 * rvt_mr_exit - clean up MR
70 rvt_pr_err(rdi, "DMA MR not null!\n"); in rvt_mr_exit()
75 static void rvt_deinit_mregion(struct rvt_mregion *mr) in rvt_deinit_mregion() argument
77 int i = mr->mapsz; in rvt_deinit_mregion()
79 mr->mapsz = 0; in rvt_deinit_mregion()
81 kfree(mr->map[--i]); in rvt_deinit_mregion()
82 percpu_ref_exit(&mr->refcount); in rvt_deinit_mregion()
87 struct rvt_mregion *mr = container_of(ref, struct rvt_mregion, in __rvt_mregion_complete() local
[all …]
H A Dtrace_mr.h15 #include "mr.h"
21 TP_PROTO(struct rvt_mregion *mr, u16 m, u16 n, void *v, size_t len),
22 TP_ARGS(mr, m, n, v, len),
24 RDI_DEV_ENTRY(ib_to_rvt(mr->pd->device))
37 RDI_DEV_ASSIGN(ib_to_rvt(mr->pd->device));
40 __entry->iova = mr->iova;
41 __entry->user_base = mr->user_base;
42 __entry->lkey = mr->lkey;
46 __entry->length = mr->length;
47 __entry->offset = mr->offset;
[all …]
/linux/drivers/infiniband/sw/rxe/
H A Drxe_mr.c14 * if this is the first key for an MR or MW
27 int mr_check_range(struct rxe_mr *mr, u64 iova, size_t length) in mr_check_range() argument
29 switch (mr->ibmr.type) { in mr_check_range()
35 if (iova < mr->ibmr.iova || in mr_check_range()
36 iova + length > mr->ibmr.iova + mr->ibmr.length) { in mr_check_range()
37 rxe_dbg_mr(mr, "iova/length out of range\n"); in mr_check_range()
43 rxe_dbg_mr(mr, "mr type not supported\n"); in mr_check_range()
48 void rxe_mr_init(int access, struct rxe_mr *mr) in rxe_mr_init() argument
50 u32 key = mr->elem.index << 8 | rxe_get_next_key(-1); in rxe_mr_init()
57 mr->lkey = mr->ibmr.lkey = key; in rxe_mr_init()
[all …]
H A Drxe_mw.c51 struct rxe_mw *mw, struct rxe_mr *mr, int access) in rxe_check_bind_mw() argument
83 if (unlikely(!mr || wqe->wr.wr.mw.length == 0)) { in rxe_check_bind_mw()
85 "attempt to invalidate type 2 MW by binding with NULL or zero length MR\n"); in rxe_check_bind_mw()
90 /* remaining checks only apply to a nonzero MR */ in rxe_check_bind_mw()
91 if (!mr) in rxe_check_bind_mw()
94 if (unlikely(mr->access & IB_ZERO_BASED)) { in rxe_check_bind_mw()
95 rxe_dbg_mw(mw, "attempt to bind MW to zero based MR\n"); in rxe_check_bind_mw()
100 if (unlikely(!(mr->access & IB_ACCESS_MW_BIND))) { in rxe_check_bind_mw()
102 "attempt to bind an MW to an MR without bind access\n"); in rxe_check_bind_mw()
109 !(mr->access & IB_ACCESS_LOCAL_WRITE))) { in rxe_check_bind_mw()
[all …]
/linux/fs/smb/smbdirect/
H A Dmr.c12 * All MRs are kept in mr_list. The MR can be recovered after it's used
19 struct smbdirect_mr_io *mr; in smbdirect_connection_create_mr_list() local
31 mr = kzalloc_obj(*mr); in smbdirect_connection_create_mr_list()
32 if (!mr) { in smbdirect_connection_create_mr_list()
37 kref_init(&mr->kref); in smbdirect_connection_create_mr_list()
38 mutex_init(&mr->mutex); in smbdirect_connection_create_mr_list()
40 mr->mr = ib_alloc_mr(sc->ib.pd, in smbdirect_connection_create_mr_list()
43 if (IS_ERR(mr->mr)) { in smbdirect_connection_create_mr_list()
44 ret = PTR_ERR(mr->mr); in smbdirect_connection_create_mr_list()
51 mr->sgt.sgl = kzalloc_objs(struct scatterlist, sp->max_frmr_depth); in smbdirect_connection_create_mr_list()
[all …]
/linux/drivers/vdpa/mlx5/core/
H A Dmr.c35 static void populate_mtts(struct mlx5_vdpa_direct_mr *mr, __be64 *mtt) in populate_mtts() argument
38 int nsg = mr->nsg; in populate_mtts()
44 for_each_sg(mr->sg_head.sgl, sg, mr->nent, i) { in populate_mtts()
47 nsg--, dma_addr += BIT(mr->log_size), dma_len -= BIT(mr->log_size)) in populate_mtts()
64 struct mlx5_vdpa_direct_mr *mr, in fill_create_direct_mr() argument
72 MLX5_SET(mkc, mkc, lw, !!(mr->perm & VHOST_MAP_WO)); in fill_create_direct_mr()
73 MLX5_SET(mkc, mkc, lr, !!(mr->perm & VHOST_MAP_RO)); in fill_create_direct_mr()
77 MLX5_SET64(mkc, mkc, start_addr, mr->offset); in fill_create_direct_mr()
78 MLX5_SET64(mkc, mkc, len, mr->end - mr->start); in fill_create_direct_mr()
79 MLX5_SET(mkc, mkc, log_page_size, mr->log_size); in fill_create_direct_mr()
[all …]
/linux/net/sunrpc/xprtrdma/
H A Dfrwr_ops.c49 struct rpcrdma_mr *mr) in frwr_cid_init() argument
51 struct rpc_rdma_cid *cid = &mr->mr_cid; in frwr_cid_init()
54 cid->ci_completion_id = mr->mr_ibmr->res.id; in frwr_cid_init()
57 static void frwr_mr_unmap(struct rpcrdma_mr *mr) in frwr_mr_unmap() argument
59 if (mr->mr_device) { in frwr_mr_unmap()
60 trace_xprtrdma_mr_unmap(mr); in frwr_mr_unmap()
61 ib_dma_unmap_sg(mr->mr_device, mr->mr_sg, mr->mr_nents, in frwr_mr_unmap()
62 mr->mr_dir); in frwr_mr_unmap()
63 mr->mr_device = NULL; in frwr_mr_unmap()
68 * frwr_mr_release - Destroy one MR
[all …]
/linux/drivers/infiniband/hw/vmw_pvrdma/
H A Dpvrdma_mr.c61 struct pvrdma_user_mr *mr; in pvrdma_get_dma_mr() local
71 "unsupported dma mr access flags %#x\n", acc); in pvrdma_get_dma_mr()
75 mr = kzalloc_obj(*mr); in pvrdma_get_dma_mr()
76 if (!mr) in pvrdma_get_dma_mr()
89 kfree(mr); in pvrdma_get_dma_mr()
93 mr->mmr.mr_handle = resp->mr_handle; in pvrdma_get_dma_mr()
94 mr->ibmr.lkey = resp->lkey; in pvrdma_get_dma_mr()
95 mr->ibmr.rkey = resp->rkey; in pvrdma_get_dma_mr()
97 return &mr->ibmr; in pvrdma_get_dma_mr()
118 struct pvrdma_user_mr *mr = NULL; in pvrdma_reg_user_mr() local
[all …]
/linux/include/trace/events/
H A Dtsm_mr.h9 #include <linux/tsm-mr.h>
13 TP_PROTO(const struct tsm_measurement_register *mr),
15 TP_ARGS(mr),
18 __string(mr, mr->mr_name)
19 __string(hash, mr->mr_flags & TSM_MR_F_NOHASH ?
20 "data" : hash_algo_name[mr->mr_hash])
21 __dynamic_array(u8, d, mr->mr_size)
25 __assign_str(mr);
27 memcpy(__get_dynamic_array(d), mr->mr_value, __get_dynamic_array_len(d));
30 TP_printk("[%s] %s:%s", __get_str(mr), __get_str(hash),
[all …]
/linux/drivers/infiniband/hw/hns/
H A Dhns_roce_mr.c53 static int alloc_mr_key(struct hns_roce_dev *hr_dev, struct hns_roce_mr *mr) in alloc_mr_key() argument
60 /* Allocate a key for mr from mr_table */ in alloc_mr_key()
64 ibdev_err(ibdev, "failed to alloc id for MR key, id(%d)\n", id); in alloc_mr_key()
68 mr->key = hw_index_to_key(id); /* MR key */ in alloc_mr_key()
83 static void free_mr_key(struct hns_roce_dev *hr_dev, struct hns_roce_mr *mr) in free_mr_key() argument
85 unsigned long obj = key_to_hw_index(mr->key); in free_mr_key()
91 static int alloc_mr_pbl(struct hns_roce_dev *hr_dev, struct hns_roce_mr *mr, in alloc_mr_pbl() argument
95 bool is_fast = mr->type == MR_TYPE_FRMR; in alloc_mr_pbl()
99 mr in alloc_mr_pbl()
127 free_mr_pbl(struct hns_roce_dev * hr_dev,struct hns_roce_mr * mr) free_mr_pbl() argument
132 hns_roce_mr_free(struct hns_roce_dev * hr_dev,struct hns_roce_mr * mr) hns_roce_mr_free() argument
151 hns_roce_mr_enable(struct hns_roce_dev * hr_dev,struct hns_roce_mr * mr) hns_roce_mr_enable() argument
200 struct hns_roce_mr *mr; hns_roce_get_dma_mr() local
238 struct hns_roce_mr *mr; hns_roce_reg_user_mr() local
293 struct hns_roce_mr *mr = to_hr_mr(ibmr); hns_roce_rereg_user_mr() local
370 struct hns_roce_mr *mr = to_hr_mr(ibmr); hns_roce_dereg_mr() local
386 struct hns_roce_mr *mr; hns_roce_alloc_mr() local
435 struct hns_roce_mr *mr = to_hr_mr(ibmr); hns_roce_set_page() local
451 struct hns_roce_mr *mr = to_hr_mr(ibmr); hns_roce_map_mr_sg() local
[all...]
/linux/io_uring/
H A Dmemmap.c91 void io_free_region(struct user_struct *user, struct io_mapped_region *mr) in io_free_region() argument
93 if (mr->pages) { in io_free_region()
94 long nr_refs = mr->nr_pages; in io_free_region()
96 if (mr->flags & IO_REGION_F_SINGLE_REF) in io_free_region()
99 if (mr->flags & IO_REGION_F_USER_PROVIDED) in io_free_region()
100 unpin_user_pages(mr->pages, nr_refs); in io_free_region()
102 release_pages(mr->pages, nr_refs); in io_free_region()
104 kvfree(mr->pages); in io_free_region()
106 if ((mr->flags & IO_REGION_F_VMAP) && mr->ptr) in io_free_region()
107 vunmap(mr->ptr); in io_free_region()
[all …]
/linux/arch/powerpc/platforms/pseries/
H A DhvCall.S64 mr r4,r3; \
65 mr r3,r0; \
77 mr r5,BUFREG; \
160 mr r4,r5
161 mr r5,r6
162 mr r6,r7
163 mr r7,r8
164 mr r8,r9
165 mr r9,r10
187 mr r4,r5
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/linux/drivers/rtc/
H A Drtc-at91sam9.c133 u32 offset, alarm, mr; in at91_rtc_settime() local
140 mr = rtt_readl(rtc, MR); in at91_rtc_settime()
143 rtt_writel(rtc, MR, mr & ~(AT91_RTT_ALMIEN | AT91_RTT_RTTINCIEN)); in at91_rtc_settime()
164 mr &= ~AT91_RTT_ALMIEN; in at91_rtc_settime()
170 rtt_writel(rtc, MR, mr | AT91_RTT_RTTRST); in at91_rtc_settime()
192 if (rtt_readl(rtc, MR) & AT91_RTT_ALMIEN) in at91_rtc_readalarm()
205 u32 mr; in at91_rtc_setalarm() local
214 mr = rtt_readl(rtc, MR); in at91_rtc_setalarm()
215 rtt_writel(rtc, MR, mr & ~AT91_RTT_ALMIEN); in at91_rtc_setalarm()
226 rtt_writel(rtc, MR, mr | AT91_RTT_ALMIEN); in at91_rtc_setalarm()
[all …]
/linux/include/linux/
H A Dtsm-mr.h10 * register (MR)
11 * @mr_name: name of the MR
12 * @mr_value: buffer containing the current value of the MR
13 * @mr_size: size of the MR - typically the digest size of @mr_hash
26 * * %TSM_MR_F_READABLE - the sysfs attribute corresponding to this MR is readable.
27 * * %TSM_MR_F_WRITABLE - the sysfs attribute corresponding to this MR is writable.
28 * The semantics is typically to extend the MR but could vary depending on the
29 * architecture and the MR.
30 * * %TSM_MR_F_LIVE - this MR's value may differ from the last value written, so
33 * * %TSM_MR_F_NOHASH - this MR does NOT have an associated hash algorithm.
[all …]
/linux/net/rds/
H A Drdma.c70 struct rds_mr *mr; in rds_mr_tree_walk() local
74 mr = rb_entry(parent, struct rds_mr, r_rb_node); in rds_mr_tree_walk()
76 if (key < mr->r_key) in rds_mr_tree_walk()
78 else if (key > mr->r_key) in rds_mr_tree_walk()
81 return mr; in rds_mr_tree_walk()
93 * Destroy the transport-specific part of a MR.
95 static void rds_destroy_mr(struct rds_mr *mr) in rds_destroy_mr() argument
97 struct rds_sock *rs = mr->r_sock; in rds_destroy_mr()
101 rdsdebug("RDS: destroy mr key is %x refcnt %u\n", in rds_destroy_mr()
102 mr in rds_destroy_mr()
117 struct rds_mr *mr = container_of(kref, struct rds_mr, r_kref); __rds_put_mr_final() local
129 struct rds_mr *mr; rds_rdma_drop_keys() local
176 struct rds_mr *mr = NULL, *found; __rds_rdma_map() local
402 struct rds_mr *mr; rds_free_mr() local
447 struct rds_mr *mr; rds_rdma_unuse() local
812 struct rds_mr *mr; rds_cmsg_rdma_dest() local
[all...]
/linux/drivers/gpu/drm/nouveau/nvkm/subdev/fb/
H A Dgddr5.c75 ram->mr[0] &= ~0xf7f; in nvkm_gddr5_calc()
76 ram->mr[0] |= (WR & 0x0f) << 8; in nvkm_gddr5_calc()
77 ram->mr[0] |= (CL & 0x0f) << 3; in nvkm_gddr5_calc()
78 ram->mr[0] |= (WL & 0x07) << 0; in nvkm_gddr5_calc()
80 ram->mr[1] &= ~0x0bf; in nvkm_gddr5_calc()
81 ram->mr[1] |= (xd & 0x01) << 7; in nvkm_gddr5_calc()
82 ram->mr[1] |= (at[0] & 0x03) << 4; in nvkm_gddr5_calc()
83 ram->mr[1] |= (dt & 0x03) << 2; in nvkm_gddr5_calc()
84 ram->mr[1] |= (ds & 0x03) << 0; in nvkm_gddr5_calc()
89 ram->mr1_nuts = ram->mr[1]; in nvkm_gddr5_calc()
[all …]
/linux/drivers/infiniband/core/
H A Dmr_pool.c10 struct ib_mr *mr; in ib_mr_pool_get() local
14 mr = list_first_entry_or_null(list, struct ib_mr, qp_entry); in ib_mr_pool_get()
15 if (mr) { in ib_mr_pool_get()
16 list_del(&mr->qp_entry); in ib_mr_pool_get()
21 return mr; in ib_mr_pool_get()
25 void ib_mr_pool_put(struct ib_qp *qp, struct list_head *list, struct ib_mr *mr) in ib_mr_pool_put() argument
30 list_add(&mr->qp_entry, list); in ib_mr_pool_put()
39 struct ib_mr *mr; in ib_mr_pool_init() local
45 mr = ib_alloc_mr_integrity(qp->pd, max_num_sg, in ib_mr_pool_init()
48 mr = ib_alloc_mr(qp->pd, type, max_num_sg); in ib_mr_pool_init()
[all …]
/linux/drivers/virt/coco/guest/
H A Dtsm-mr.c16 * @rwsem: protects the MR cache from concurrent access.
17 * @agrp: contains all MR attributes created by tsm_mr_create_attribute_group().
18 * @tm: input to tsm_mr_create_attribute_group() containing MR definitions/ops.
19 * @in_sync: %true if MR cache is up-to-date.
20 * @mrs: array of &struct bin_attribute, one for each MR.
25 * Given tm->refresh() is potentially expensive, tm_digest_read() caches MR
30 * will be called only when a live MR is being read and the cache is stale
34 * semantics is arch and MR specific. Most (if not all) writable MRs support the
35 * extension semantics (i.e., tm->write() extends the input buffer into the MR).
50 const struct tsm_measurement_register *mr; in tm_digest_read() local
[all …]
/linux/drivers/net/ethernet/mellanox/mlxsw/
H A Dspectrum_mr.c254 struct mlxsw_sp_mr *mr = mlxsw_sp->mr; in mlxsw_sp_mr_route_write() local
264 mr_route->route_priv = kzalloc(mr->mr_ops->route_priv_size, in mlxsw_sp_mr_route_write()
274 err = mr->mr_ops->route_create(mlxsw_sp, mr->priv, in mlxsw_sp_mr_route_write()
280 err = mr->mr_ops->route_update(mlxsw_sp, mr_route->route_priv, in mlxsw_sp_mr_route_write()
292 struct mlxsw_sp_mr *mr = mlxsw_sp->mr; in mlxsw_sp_mr_route_erase() local
294 mr->mr_ops->route_destroy(mlxsw_sp, mr->priv, mr_route->route_priv); in mlxsw_sp_mr_route_erase()
487 struct mlxsw_sp_mr *mr = mlxsw_sp->mr; in mlxsw_sp_mr_route_ivif_resolve() local
497 err = mr->mr_ops->route_irif_update(mlxsw_sp, rve->mr_route->route_priv, in mlxsw_sp_mr_route_ivif_resolve()
502 err = mr->mr_ops->route_action_update(mlxsw_sp, in mlxsw_sp_mr_route_ivif_resolve()
521 struct mlxsw_sp_mr *mr = mlxsw_sp->mr; in mlxsw_sp_mr_route_ivif_unresolve() local
[all …]
/linux/drivers/infiniband/ulp/iser/
H A Diser_memory.c160 * The signature MR cannot be invalidated and reused without checking. in iser_unreg_mem_fastreg()
162 * SCSI-Response is received. And the signature MR is not checked if in iser_unreg_mem_fastreg()
164 * handling. That's why we must check the signature MR here before in iser_unreg_mem_fastreg()
236 static inline void iser_inv_rkey(struct ib_send_wr *inv_wr, struct ib_mr *mr, in iser_inv_rkey() argument
241 inv_wr->ex.invalidate_rkey = mr->rkey; in iser_inv_rkey()
255 struct ib_mr *mr = rsc->sig_mr; in iser_reg_sig_mr() local
256 struct ib_sig_attrs *sig_attrs = mr->sig_attrs; in iser_reg_sig_mr()
268 iser_inv_rkey(&tx_desc->inv_wr, mr, cqe, &wr->wr); in iser_reg_sig_mr()
270 ib_update_fast_reg_key(mr, ib_inc_rkey(mr->rkey)); in iser_reg_sig_mr()
272 ret = ib_map_mr_sg_pi(mr, mem->sg, mem->dma_nents, NULL, in iser_reg_sig_mr()
[all …]
/linux/drivers/sh/intc/
H A Dhandle.c44 struct intc_mask_reg *mr = desc->hw.mask_regs; in _intc_mask_data() local
48 while (mr && enum_id && *reg_idx < desc->hw.nr_mask_regs) { in _intc_mask_data()
49 mr = desc->hw.mask_regs + *reg_idx; in _intc_mask_data()
51 for (; *fld_idx < ARRAY_SIZE(mr->enum_ids); (*fld_idx)++) { in _intc_mask_data()
52 if (mr->enum_ids[*fld_idx] != enum_id) in _intc_mask_data()
55 if (mr->set_reg && mr->clr_reg) { in _intc_mask_data()
58 reg_e = mr->clr_reg; in _intc_mask_data()
59 reg_d = mr->set_reg; in _intc_mask_data()
62 if (mr->set_reg) { in _intc_mask_data()
64 reg_e = mr->set_reg; in _intc_mask_data()
[all …]
/linux/include/rdma/
H A Drdmavt_mr.h10 * For Memory Regions. This stuff should probably be moved into rdmavt/mr.h once
11 * drivers no longer need access to the MR directly.
68 struct rvt_mregion *mr; member
72 u16 m; /* current index: mr->map[m] */
73 u16 n; /* current index: mr->map[m]->segs[n] */
83 static inline void rvt_put_mr(struct rvt_mregion *mr) in rvt_put_mr() argument
85 percpu_ref_put(&mr->refcount); in rvt_put_mr()
88 static inline void rvt_get_mr(struct rvt_mregion *mr) in rvt_get_mr() argument
90 percpu_ref_get(&mr->refcount); in rvt_get_mr()
96 rvt_put_mr(ss->sge.mr); in rvt_put_ss()
[all …]
/linux/drivers/gpu/drm/i915/gem/
H A Di915_gem_create.c27 struct intel_memory_region *mr = placements[i]; in object_max_page_size() local
29 GEM_BUG_ON(!is_power_of_2(mr->min_page_size)); in object_max_page_size()
30 max_page_size = max_t(u32, max_page_size, mr->min_page_size); in object_max_page_size()
51 struct intel_memory_region *mr = placements[0]; in object_set_placements() local
52 struct drm_i915_private *i915 = mr->i915; in object_set_placements()
54 obj->mm.placements = &i915->mm.regions[mr->id]; in object_set_placements()
95 struct intel_memory_region *mr = placements[0]; in __i915_gem_object_create_user_ext() local
126 ret = mr->ops->init_object(mr, obj, I915_BO_INVALID_OFFSET, size, 0, flags); in __i915_gem_object_create_user_ext()
172 struct intel_memory_region *mr; in i915_gem_dumb_create() local
208 mr = intel_memory_region_by_type(to_i915(dev), mem_type); in i915_gem_dumb_create()
[all …]
/linux/drivers/watchdog/
H A Dsama5d4_wdt.c31 u32 mr; member
54 return !(wdt->mr & wdt->wddis_mask);
90 wdt->mr &= ~wdt->wddis_mask; in sama5d4_wdt_start()
91 wdt_write(wdt, AT91_WDT_MR, wdt->mr); in sama5d4_wdt_start()
102 wdt->mr |= wdt->wddis_mask; in sama5d4_wdt_stop()
103 wdt_write(wdt, AT91_WDT_MR, wdt->mr); in sama5d4_wdt_stop()
131 wdt->mr &= ~AT91_WDT_WDV; in sama5d4_wdt_set_timeout()
132 wdt->mr |= AT91_WDT_SET_WDV(value); in sama5d4_wdt_set_timeout()
142 wdt_write(wdt, AT91_WDT_MR, wdt->mr & ~wdt->wddis_mask); in sama5d4_wdt_set_timeout()
185 wdt->mr in of_sama5d4_wdt_init()
[all...]
/linux/samples/tsm-mr/
H A Dtsm_mr_sample.c7 #include <linux/tsm-mr.h>
33 const struct tsm_measurement_register *mr, in sample_report_refresh()
42 switch (mr->mr_hash) { in sample_report_refresh()
45 sha256_update(&ctx.sha256, mr->mr_value, mr->mr_size); in sample_report_extend_mr()
46 sha256_update(&ctx.sha256, data, mr->mr_size); in sample_report_extend_mr() argument
47 sha256_final(&ctx.sha256, mr->mr_value); in sample_report_extend_mr()
51 sha384_update(&ctx.sha384, mr->mr_value, mr->mr_size); in sample_report_extend_mr()
52 sha384_update(&ctx.sha384, data, mr in sample_report_extend_mr()
69 MR_(mr,hash) global() argument
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