tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 4b48fa45408a2757255bdd0c640c1f693b424fe4 commit: e34a52d4eed8912f6dfdc7d68152c45f7a071ca8 [3479/3479] ubcore: implement ubcore connection management and messaging feature. config: arm64-randconfig-r061-20251205 (https://download.01.org/0day-ci/archive/20251205/202512052329.KGMXGdpW-lkp@i...) compiler: aarch64-linux-gcc (GCC) 9.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251205/202512052329.KGMXGdpW-lkp@i...) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512052329.KGMXGdpW-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

drivers/ub/urma/ubcore/ubcore_segment.c:20:25: warning: no previous prototype for 'ubcore_alloc_token_id' [-Wmissing-prototypes] 20 | struct ubcore_token_id *ubcore_alloc_token_id(struct ubcore_device *dev, | ^~~~~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcore_segment.c:51:5: warning: no previous prototype for 'ubcore_free_token_id' [-Wmissing-prototypes] 51 | int ubcore_free_token_id(struct ubcore_token_id *token_id) | ^~~~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcore_segment.c:115:27: warning: no previous prototype for 'ubcore_register_seg' [-Wmissing-prototypes] 115 | struct ubcore_target_seg *ubcore_register_seg(struct ubcore_device *dev, | ^~~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcore_segment.c:170:5: warning: no previous prototype for 'ubcore_unregister_seg' [-Wmissing-prototypes] 170 | int ubcore_unregister_seg(struct ubcore_target_seg *tseg) | ^~~~~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcore_segment.c:204:27: warning: no previous prototype for 'ubcore_import_seg' [-Wmissing-prototypes] 204 | struct ubcore_target_seg *ubcore_import_seg(struct ubcore_device *dev, | ^~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcore_segment.c:239:5: warning: no previous prototype for 'ubcore_unimport_seg' [-Wmissing-prototypes] 239 | int ubcore_unimport_seg(struct ubcore_target_seg *tseg) | ^~~~~~~~~~~~~~~~~~~ -- In file included from drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:16: drivers/ub/urma/ubcore/ubcore_topo_info.h:56:34: warning: 'union ubcore_eid' declared inside parameter list will not be visible outside of this definition or declaration 56 | int ubcore_get_primary_eid(union ubcore_eid *eid, | ^~~~~~~~~~ drivers/ub/urma/ubcore/ubcore_topo_info.h:59:49: warning: 'union ubcore_eid' declared inside parameter list will not be visible outside of this definition or declaration 59 | int ubcore_get_primary_eid_by_bonding_eid(union ubcore_eid *bonding_eid, | ^~~~~~~~~~ drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:143:23: warning: no previous prototype for 'ubmad_create_rt_work' [-Wmissing-prototypes] 143 | struct ubmad_rt_work *ubmad_create_rt_work(struct workqueue_struct *rt_wq, | ^~~~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c: In function 'ubmad_do_post_send_conn_data': drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:365:8: error: implicit declaration of function 'ubcore_post_jetty_send_wr' [-Werror=implicit-function-declaration] 365 | ret = ubcore_post_jetty_send_wr(jetty, jfs_wr, &jfs_bad_wr); | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c: In function 'ubmad_post_send': drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:506:31: error: passing argument 1 of 'ubcore_get_primary_eid' from incompatible pointer type [-Werror=incompatible-pointer-types] 506 | ret = ubcore_get_primary_eid(&send_buf->dst_eid, &dst_primary_eid); | ^~~~~~~~~~~~~~~~~~ | | | union ubcore_eid * In file included from drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:16: drivers/ub/urma/ubcore/ubcore_topo_info.h:56:46: note: expected 'union ubcore_eid *' but argument is of type 'union ubcore_eid *' 56 | int ubcore_get_primary_eid(union ubcore_eid *eid, | ~~~~~~~~~~~~~~~~~~^~~ drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:506:51: error: passing argument 2 of 'ubcore_get_primary_eid' from incompatible pointer type [-Werror=incompatible-pointer-types] 506 | ret = ubcore_get_primary_eid(&send_buf->dst_eid, &dst_primary_eid); | ^~~~~~~~~~~~~~~~ | | | union ubcore_eid * In file included from drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:16: drivers/ub/urma/ubcore/ubcore_topo_info.h:57:25: note: expected 'union ubcore_eid *' but argument is of type 'union ubcore_eid *' 57 | union ubcore_eid *primary_eid); | ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~ drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:470:23: warning: variable 'wk_jetty' set but not used [-Wunused-but-set-variable] 470 | struct ubcore_jetty *wk_jetty; // well-known jetty | ^~~~~~~~ drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c: At top level: drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:532:5: warning: no previous prototype for 'ubmad_post_send_conn_ack' [-Wmissing-prototypes] 532 | int ubmad_post_send_conn_ack(struct ubmad_jetty_resource *rsrc, | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:552:5: warning: no previous prototype for 'ubmad_repost_send_conn_data' [-Wmissing-prototypes] 552 | int ubmad_repost_send_conn_data(struct ubcore_jetty *jetty, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c: In function 'ubmad_post_recv': drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:724:8: error: implicit declaration of function 'ubcore_post_jetty_recv_wr' [-Werror=implicit-function-declaration] 724 | ret = ubcore_post_jetty_recv_wr(rsrc->jetty, &jfr_wr, &jfr_bad_wr); | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c: At top level: drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:759:6: warning: no previous prototype for 'ubmad_process_rx_msn' [-Wmissing-prototypes] 759 | bool ubmad_process_rx_msn(struct ubmad_bitmap *rx_bitmap, uint64_t msn) | ^~~~~~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c: In function 'ubmad_send_work_handler': drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:1007:12: error: implicit declaration of function 'ubcore_poll_jfc' [-Werror=implicit-function-declaration] 1007 | cr_cnt = ubcore_poll_jfc(jfc, 1, &cr); | ^~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:1047:8: error: implicit declaration of function 'ubcore_rearm_jfc' [-Werror=implicit-function-declaration] 1047 | ret = ubcore_rearm_jfc(jfc, false); | ^~~~~~~~~~~~~~~~ drivers/ub/urma/ubcore/ubcm/ubmad_datapath.c:989:20: warning: variable 'msg' set but not used [-Wunused-but-set-variable] 989 | struct ubmad_msg *msg; | ^~~ cc1: some warnings being treated as errors

Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for PGP_PRELOAD Depends on [n]: CRYPTO [=y] && ASYMMETRIC_KEY_TYPE [=n] Selected by [y]: - PGP_PRELOAD_PUBLIC_KEYS [=y] && CRYPTO [=y] vim +/ubcore_alloc_token_id +20 drivers/ub/urma/ubcore/ubcore_segment.c 39ee38e13c0fb8 Wen Chen 2025-11-12 19 39ee38e13c0fb8 Wen Chen 2025-11-12 @20 struct ubcore_token_id *ubcore_alloc_token_id(struct ubcore_device *dev, 39ee38e13c0fb8 Wen Chen 2025-11-12 21 union ubcore_token_id_flag flag, 39ee38e13c0fb8 Wen Chen 2025-11-12 22 struct ubcore_udata *udata) 39ee38e13c0fb8 Wen Chen 2025-11-12 23 { 39ee38e13c0fb8 Wen Chen 2025-11-12 24 struct ubcore_token_id *token_id; 39ee38e13c0fb8 Wen Chen 2025-11-12 25 39ee38e13c0fb8 Wen Chen 2025-11-12 26 if (flag.bs.pa == 1 && udata != NULL) { 39ee38e13c0fb8 Wen Chen 2025-11-12 27 ubcore_log_err("invalid parameter of pa.\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 28 return ERR_PTR(-EINVAL); 39ee38e13c0fb8 Wen Chen 2025-11-12 29 } 39ee38e13c0fb8 Wen Chen 2025-11-12 30 39ee38e13c0fb8 Wen Chen 2025-11-12 31 if (dev == NULL || dev->ops == NULL || 39ee38e13c0fb8 Wen Chen 2025-11-12 32 dev->ops->alloc_token_id == NULL || 39ee38e13c0fb8 Wen Chen 2025-11-12 33 dev->ops->free_token_id == NULL) { 39ee38e13c0fb8 Wen Chen 2025-11-12 34 ubcore_log_err("invalid parameter.\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 35 return ERR_PTR(-EINVAL); 39ee38e13c0fb8 Wen Chen 2025-11-12 36 } 39ee38e13c0fb8 Wen Chen 2025-11-12 37 39ee38e13c0fb8 Wen Chen 2025-11-12 38 token_id = dev->ops->alloc_token_id(dev, flag, udata); 39ee38e13c0fb8 Wen Chen 2025-11-12 39 if (IS_ERR_OR_NULL(token_id)) { 39ee38e13c0fb8 Wen Chen 2025-11-12 40 ubcore_log_err("failed to alloc token_id id.\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 41 return UBCORE_CHECK_RETURN_ERR_PTR(token_id, ENOEXEC); 39ee38e13c0fb8 Wen Chen 2025-11-12 42 } 39ee38e13c0fb8 Wen Chen 2025-11-12 43 token_id->flag = flag; 39ee38e13c0fb8 Wen Chen 2025-11-12 44 token_id->ub_dev = dev; 39ee38e13c0fb8 Wen Chen 2025-11-12 45 token_id->uctx = ubcore_get_uctx(udata); 39ee38e13c0fb8 Wen Chen 2025-11-12 46 atomic_set(&token_id->use_cnt, 0); 39ee38e13c0fb8 Wen Chen 2025-11-12 47 return token_id; 39ee38e13c0fb8 Wen Chen 2025-11-12 48 } 39ee38e13c0fb8 Wen Chen 2025-11-12 49 EXPORT_SYMBOL(ubcore_alloc_token_id); 39ee38e13c0fb8 Wen Chen 2025-11-12 50 39ee38e13c0fb8 Wen Chen 2025-11-12 @51 int ubcore_free_token_id(struct ubcore_token_id *token_id) 39ee38e13c0fb8 Wen Chen 2025-11-12 52 { 39ee38e13c0fb8 Wen Chen 2025-11-12 53 struct ubcore_device *dev; 39ee38e13c0fb8 Wen Chen 2025-11-12 54 39ee38e13c0fb8 Wen Chen 2025-11-12 55 if (token_id == NULL || token_id->ub_dev == NULL || 39ee38e13c0fb8 Wen Chen 2025-11-12 56 token_id->ub_dev->ops == NULL || 39ee38e13c0fb8 Wen Chen 2025-11-12 57 token_id->ub_dev->ops->free_token_id == NULL) { 39ee38e13c0fb8 Wen Chen 2025-11-12 58 ubcore_log_err("invalid parameter.\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 59 return -EINVAL; 39ee38e13c0fb8 Wen Chen 2025-11-12 60 } 39ee38e13c0fb8 Wen Chen 2025-11-12 61 dev = token_id->ub_dev; 39ee38e13c0fb8 Wen Chen 2025-11-12 62 39ee38e13c0fb8 Wen Chen 2025-11-12 63 if (atomic_read(&token_id->use_cnt)) { 39ee38e13c0fb8 Wen Chen 2025-11-12 64 ubcore_log_err("The token_id is still being used"); 39ee38e13c0fb8 Wen Chen 2025-11-12 65 return -EBUSY; 39ee38e13c0fb8 Wen Chen 2025-11-12 66 } 39ee38e13c0fb8 Wen Chen 2025-11-12 67 return dev->ops->free_token_id(token_id); 39ee38e13c0fb8 Wen Chen 2025-11-12 68 } 39ee38e13c0fb8 Wen Chen 2025-11-12 69 EXPORT_SYMBOL(ubcore_free_token_id); 39ee38e13c0fb8 Wen Chen 2025-11-12 70 39ee38e13c0fb8 Wen Chen 2025-11-12 71 static int ubcore_check_register_seg_para(struct ubcore_device *dev, 39ee38e13c0fb8 Wen Chen 2025-11-12 72 struct ubcore_seg_cfg *cfg, 39ee38e13c0fb8 Wen Chen 2025-11-12 73 struct ubcore_udata *udata) 39ee38e13c0fb8 Wen Chen 2025-11-12 74 { 39ee38e13c0fb8 Wen Chen 2025-11-12 75 if (dev == NULL || cfg == NULL || dev->ops == NULL || 39ee38e13c0fb8 Wen Chen 2025-11-12 76 dev->ops->register_seg == NULL || 39ee38e13c0fb8 Wen Chen 2025-11-12 77 dev->ops->unregister_seg == NULL || 39ee38e13c0fb8 Wen Chen 2025-11-12 78 IS_ERR_OR_NULL(dev->eid_table.eid_entries)) { 39ee38e13c0fb8 Wen Chen 2025-11-12 79 ubcore_log_err("invalid parameter.\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 80 return -1; 39ee38e13c0fb8 Wen Chen 2025-11-12 81 } 39ee38e13c0fb8 Wen Chen 2025-11-12 82 39ee38e13c0fb8 Wen Chen 2025-11-12 83 if (ubcore_is_bonding_dev(dev)) 39ee38e13c0fb8 Wen Chen 2025-11-12 84 return 0; 39ee38e13c0fb8 Wen Chen 2025-11-12 85 39ee38e13c0fb8 Wen Chen 2025-11-12 86 if (cfg->flag.bs.pa == 1 && udata != NULL) { 39ee38e13c0fb8 Wen Chen 2025-11-12 87 ubcore_log_err("invalid parameter of pa.\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 88 return -1; 39ee38e13c0fb8 Wen Chen 2025-11-12 89 } 39ee38e13c0fb8 Wen Chen 2025-11-12 90 39ee38e13c0fb8 Wen Chen 2025-11-12 91 if (dev->transport_type == UBCORE_TRANSPORT_UB && 39ee38e13c0fb8 Wen Chen 2025-11-12 92 ((cfg->flag.bs.token_id_valid == UBCORE_TOKEN_ID_VALID && 39ee38e13c0fb8 Wen Chen 2025-11-12 93 cfg->token_id == NULL) || 39ee38e13c0fb8 Wen Chen 2025-11-12 94 (cfg->flag.bs.token_id_valid == UBCORE_TOKEN_ID_INVALID && 39ee38e13c0fb8 Wen Chen 2025-11-12 95 cfg->token_id != NULL))) { 39ee38e13c0fb8 Wen Chen 2025-11-12 96 ubcore_log_err("invalid parameter of token_id.\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 97 return -1; 39ee38e13c0fb8 Wen Chen 2025-11-12 98 } 39ee38e13c0fb8 Wen Chen 2025-11-12 99 39ee38e13c0fb8 Wen Chen 2025-11-12 100 if (dev->transport_type == UBCORE_TRANSPORT_UB && 39ee38e13c0fb8 Wen Chen 2025-11-12 101 cfg->flag.bs.token_id_valid == UBCORE_TOKEN_ID_VALID && 39ee38e13c0fb8 Wen Chen 2025-11-12 102 cfg->token_id->flag.bs.pa != cfg->flag.bs.pa) { 39ee38e13c0fb8 Wen Chen 2025-11-12 103 ubcore_log_err("invalid parameter of token_id pa.\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 104 return -1; 39ee38e13c0fb8 Wen Chen 2025-11-12 105 } 39ee38e13c0fb8 Wen Chen 2025-11-12 106 39ee38e13c0fb8 Wen Chen 2025-11-12 107 if (cfg->eid_index >= dev->eid_table.eid_cnt) { 39ee38e13c0fb8 Wen Chen 2025-11-12 108 ubcore_log_warn("eid_index:%u >= eid_table cnt:%u.\n", 39ee38e13c0fb8 Wen Chen 2025-11-12 109 cfg->eid_index, dev->eid_table.eid_cnt); 39ee38e13c0fb8 Wen Chen 2025-11-12 110 return -1; 39ee38e13c0fb8 Wen Chen 2025-11-12 111 } 39ee38e13c0fb8 Wen Chen 2025-11-12 112 return 0; 39ee38e13c0fb8 Wen Chen 2025-11-12 113 } 39ee38e13c0fb8 Wen Chen 2025-11-12 114 39ee38e13c0fb8 Wen Chen 2025-11-12 @115 struct ubcore_target_seg *ubcore_register_seg(struct ubcore_device *dev, 39ee38e13c0fb8 Wen Chen 2025-11-12 116 struct ubcore_seg_cfg *cfg, 39ee38e13c0fb8 Wen Chen 2025-11-12 117 struct ubcore_udata *udata) 39ee38e13c0fb8 Wen Chen 2025-11-12 118 { 39ee38e13c0fb8 Wen Chen 2025-11-12 119 union ubcore_token_id_flag flag = { 0 }; 39ee38e13c0fb8 Wen Chen 2025-11-12 120 bool alloc_token_id = false; 39ee38e13c0fb8 Wen Chen 2025-11-12 121 struct ubcore_seg_cfg tmp_cfg; 39ee38e13c0fb8 Wen Chen 2025-11-12 122 struct ubcore_target_seg *tseg; 39ee38e13c0fb8 Wen Chen 2025-11-12 123 39ee38e13c0fb8 Wen Chen 2025-11-12 124 if (ubcore_check_register_seg_para(dev, cfg, udata) != 0) 39ee38e13c0fb8 Wen Chen 2025-11-12 125 return ERR_PTR(-EINVAL); 39ee38e13c0fb8 Wen Chen 2025-11-12 126 39ee38e13c0fb8 Wen Chen 2025-11-12 127 if (udata == NULL && 39ee38e13c0fb8 Wen Chen 2025-11-12 128 cfg->flag.bs.token_id_valid == UBCORE_TOKEN_ID_INVALID && 39ee38e13c0fb8 Wen Chen 2025-11-12 129 dev->transport_type == UBCORE_TRANSPORT_UB) 39ee38e13c0fb8 Wen Chen 2025-11-12 130 alloc_token_id = true; 39ee38e13c0fb8 Wen Chen 2025-11-12 131 39ee38e13c0fb8 Wen Chen 2025-11-12 132 tmp_cfg = *cfg; 39ee38e13c0fb8 Wen Chen 2025-11-12 133 if (alloc_token_id == true) { 39ee38e13c0fb8 Wen Chen 2025-11-12 134 flag.bs.pa = cfg->flag.bs.pa; 39ee38e13c0fb8 Wen Chen 2025-11-12 135 tmp_cfg.token_id = ubcore_alloc_token_id(dev, flag, NULL); 39ee38e13c0fb8 Wen Chen 2025-11-12 136 if (IS_ERR_OR_NULL(tmp_cfg.token_id)) { 39ee38e13c0fb8 Wen Chen 2025-11-12 137 ubcore_log_err("alloc token id failed.\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 138 return (void *)tmp_cfg.token_id; 39ee38e13c0fb8 Wen Chen 2025-11-12 139 } 39ee38e13c0fb8 Wen Chen 2025-11-12 140 } 39ee38e13c0fb8 Wen Chen 2025-11-12 141 39ee38e13c0fb8 Wen Chen 2025-11-12 142 tseg = dev->ops->register_seg(dev, &tmp_cfg, udata); 39ee38e13c0fb8 Wen Chen 2025-11-12 143 if (IS_ERR_OR_NULL(tseg)) { 39ee38e13c0fb8 Wen Chen 2025-11-12 144 ubcore_log_err_rl("UBEP failed to register segment.\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 145 if (alloc_token_id == true) 39ee38e13c0fb8 Wen Chen 2025-11-12 146 (void)ubcore_free_token_id(tmp_cfg.token_id); 39ee38e13c0fb8 Wen Chen 2025-11-12 147 return UBCORE_CHECK_RETURN_ERR_PTR(tseg, ENOEXEC); 39ee38e13c0fb8 Wen Chen 2025-11-12 148 } 39ee38e13c0fb8 Wen Chen 2025-11-12 149 39ee38e13c0fb8 Wen Chen 2025-11-12 150 tseg->ub_dev = dev; 39ee38e13c0fb8 Wen Chen 2025-11-12 151 tseg->uctx = ubcore_get_uctx(udata); 39ee38e13c0fb8 Wen Chen 2025-11-12 152 tseg->seg.len = tmp_cfg.len; 39ee38e13c0fb8 Wen Chen 2025-11-12 153 tseg->seg.ubva.va = tmp_cfg.va; 39ee38e13c0fb8 Wen Chen 2025-11-12 154 tseg->token_id = tmp_cfg.token_id; 39ee38e13c0fb8 Wen Chen 2025-11-12 155 39ee38e13c0fb8 Wen Chen 2025-11-12 156 (void)memcpy(tseg->seg.ubva.eid.raw, 39ee38e13c0fb8 Wen Chen 2025-11-12 157 dev->eid_table.eid_entries[cfg->eid_index].eid.raw, 39ee38e13c0fb8 Wen Chen 2025-11-12 158 UBCORE_EID_SIZE); 39ee38e13c0fb8 Wen Chen 2025-11-12 159 (void)memcpy(&tseg->seg.attr, &cfg->flag, 39ee38e13c0fb8 Wen Chen 2025-11-12 160 sizeof(union ubcore_reg_seg_flag)); 39ee38e13c0fb8 Wen Chen 2025-11-12 161 tseg->seg.attr.bs.user_token_id = tmp_cfg.flag.bs.token_id_valid; 39ee38e13c0fb8 Wen Chen 2025-11-12 162 atomic_set(&tseg->use_cnt, 0); 39ee38e13c0fb8 Wen Chen 2025-11-12 163 if (tseg->token_id != NULL) 39ee38e13c0fb8 Wen Chen 2025-11-12 164 atomic_inc(&tseg->token_id->use_cnt); 39ee38e13c0fb8 Wen Chen 2025-11-12 165 39ee38e13c0fb8 Wen Chen 2025-11-12 166 return tseg; 39ee38e13c0fb8 Wen Chen 2025-11-12 167 } 39ee38e13c0fb8 Wen Chen 2025-11-12 168 EXPORT_SYMBOL(ubcore_register_seg); 39ee38e13c0fb8 Wen Chen 2025-11-12 169 39ee38e13c0fb8 Wen Chen 2025-11-12 @170 int ubcore_unregister_seg(struct ubcore_target_seg *tseg) 39ee38e13c0fb8 Wen Chen 2025-11-12 171 { 39ee38e13c0fb8 Wen Chen 2025-11-12 172 struct ubcore_token_id *token_id = NULL; 39ee38e13c0fb8 Wen Chen 2025-11-12 173 bool free_token_id = false; 39ee38e13c0fb8 Wen Chen 2025-11-12 174 struct ubcore_device *dev; 39ee38e13c0fb8 Wen Chen 2025-11-12 175 int ret; 39ee38e13c0fb8 Wen Chen 2025-11-12 176 39ee38e13c0fb8 Wen Chen 2025-11-12 177 if (tseg == NULL || tseg->ub_dev == NULL || tseg->ub_dev->ops == NULL || 39ee38e13c0fb8 Wen Chen 2025-11-12 178 tseg->ub_dev->ops->unregister_seg == NULL) { 39ee38e13c0fb8 Wen Chen 2025-11-12 179 ubcore_log_err("invalid parameter.\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 180 return -EINVAL; 39ee38e13c0fb8 Wen Chen 2025-11-12 181 } 39ee38e13c0fb8 Wen Chen 2025-11-12 182 39ee38e13c0fb8 Wen Chen 2025-11-12 183 dev = tseg->ub_dev; 39ee38e13c0fb8 Wen Chen 2025-11-12 184 39ee38e13c0fb8 Wen Chen 2025-11-12 185 if (tseg->token_id != NULL) 39ee38e13c0fb8 Wen Chen 2025-11-12 186 atomic_dec(&tseg->token_id->use_cnt); 39ee38e13c0fb8 Wen Chen 2025-11-12 187 39ee38e13c0fb8 Wen Chen 2025-11-12 188 if (tseg->seg.attr.bs.user_token_id == UBCORE_TOKEN_ID_INVALID && 39ee38e13c0fb8 Wen Chen 2025-11-12 189 dev->transport_type == UBCORE_TRANSPORT_UB && 39ee38e13c0fb8 Wen Chen 2025-11-12 190 tseg->token_id != NULL && tseg->uctx == NULL) { 39ee38e13c0fb8 Wen Chen 2025-11-12 191 free_token_id = true; 39ee38e13c0fb8 Wen Chen 2025-11-12 192 token_id = tseg->token_id; 39ee38e13c0fb8 Wen Chen 2025-11-12 193 } 39ee38e13c0fb8 Wen Chen 2025-11-12 194 39ee38e13c0fb8 Wen Chen 2025-11-12 195 ret = dev->ops->unregister_seg(tseg); 39ee38e13c0fb8 Wen Chen 2025-11-12 196 39ee38e13c0fb8 Wen Chen 2025-11-12 197 if (free_token_id == true && token_id != NULL) 39ee38e13c0fb8 Wen Chen 2025-11-12 198 (void)ubcore_free_token_id(token_id); 39ee38e13c0fb8 Wen Chen 2025-11-12 199 39ee38e13c0fb8 Wen Chen 2025-11-12 200 return ret; 39ee38e13c0fb8 Wen Chen 2025-11-12 201 } 39ee38e13c0fb8 Wen Chen 2025-11-12 202 EXPORT_SYMBOL(ubcore_unregister_seg); 39ee38e13c0fb8 Wen Chen 2025-11-12 203 39ee38e13c0fb8 Wen Chen 2025-11-12 @204 struct ubcore_target_seg *ubcore_import_seg(struct ubcore_device *dev, 39ee38e13c0fb8 Wen Chen 2025-11-12 205 struct ubcore_target_seg_cfg *cfg, 39ee38e13c0fb8 Wen Chen 2025-11-12 206 struct ubcore_udata *udata) 39ee38e13c0fb8 Wen Chen 2025-11-12 207 { 39ee38e13c0fb8 Wen Chen 2025-11-12 208 struct ubcore_target_seg *tseg; 39ee38e13c0fb8 Wen Chen 2025-11-12 209 39ee38e13c0fb8 Wen Chen 2025-11-12 210 if (dev == NULL || cfg == NULL || dev->ops == NULL || 39ee38e13c0fb8 Wen Chen 2025-11-12 211 dev->ops->import_seg == NULL || dev->ops->unimport_seg == NULL) { 39ee38e13c0fb8 Wen Chen 2025-11-12 212 ubcore_log_err("invalid parameter.\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 213 return ERR_PTR(-EINVAL); 39ee38e13c0fb8 Wen Chen 2025-11-12 214 } 39ee38e13c0fb8 Wen Chen 2025-11-12 215 39ee38e13c0fb8 Wen Chen 2025-11-12 216 if (ubcore_is_bonding_dev(dev)) { 39ee38e13c0fb8 Wen Chen 2025-11-12 217 if (ubcore_connect_exchange_udata_when_import_seg(&cfg->seg, 39ee38e13c0fb8 Wen Chen 2025-11-12 218 udata) != 0) { 39ee38e13c0fb8 Wen Chen 2025-11-12 219 ubcore_log_err( 39ee38e13c0fb8 Wen Chen 2025-11-12 220 "failed to exchange udata when import seg\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 221 return ERR_PTR(-ENOEXEC); 39ee38e13c0fb8 Wen Chen 2025-11-12 222 } 39ee38e13c0fb8 Wen Chen 2025-11-12 223 } 39ee38e13c0fb8 Wen Chen 2025-11-12 224 39ee38e13c0fb8 Wen Chen 2025-11-12 225 tseg = dev->ops->import_seg(dev, cfg, udata); 39ee38e13c0fb8 Wen Chen 2025-11-12 226 if (IS_ERR_OR_NULL(tseg)) { 39ee38e13c0fb8 Wen Chen 2025-11-12 227 ubcore_log_err("UBEP failed to import segment with va\n"); 39ee38e13c0fb8 Wen Chen 2025-11-12 228 return UBCORE_CHECK_RETURN_ERR_PTR(tseg, ENOEXEC); 39ee38e13c0fb8 Wen Chen 2025-11-12 229 } 39ee38e13c0fb8 Wen Chen 2025-11-12 230 tseg->ub_dev = dev; 39ee38e13c0fb8 Wen Chen 2025-11-12 231 tseg->uctx = ubcore_get_uctx(udata); 39ee38e13c0fb8 Wen Chen 2025-11-12 232 tseg->seg = cfg->seg; 39ee38e13c0fb8 Wen Chen 2025-11-12 233 atomic_set(&tseg->use_cnt, 0); 39ee38e13c0fb8 Wen Chen 2025-11-12 234 39ee38e13c0fb8 Wen Chen 2025-11-12 235 return tseg; 39ee38e13c0fb8 Wen Chen 2025-11-12 236 } 39ee38e13c0fb8 Wen Chen 2025-11-12 237 EXPORT_SYMBOL(ubcore_import_seg); 39ee38e13c0fb8 Wen Chen 2025-11-12 238 :::::: The code at line 20 was first introduced by commit :::::: 39ee38e13c0fb848b3c1218b130ec629e82b1f72 ubcore: add segment management support to ubcore module. :::::: TO: Wen Chen <chenwen54@huawei.com> :::::: CC: Yongqiang Guo <guoyongqiang12@huawei.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki