66 #include "iwl-trans.h"
77 	struct iwl_trans *trans;  in iwl_trans_alloc()  local
83 	trans = devm_kzalloc(dev, sizeof(*trans) + priv_size, GFP_KERNEL);  in iwl_trans_alloc()
84 	if (!trans)  in iwl_trans_alloc()
87 	trans->trans_cfg = cfg_trans;  in iwl_trans_alloc()
107 	lockdep_init_map(&trans->sync_cmd_lockdep_map, "sync_cmd_lockdep_map",  in iwl_trans_alloc()
111 	trans->dev = dev;  in iwl_trans_alloc()
112 	trans->ops = ops;  in iwl_trans_alloc()
113 	trans->num_rx_queues = 1;  in iwl_trans_alloc()
115 	if (trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210)  in iwl_trans_alloc()
116 		trans->txqs.bc_tbl_size = sizeof(struct iwl_gen3_bc_tbl);  in iwl_trans_alloc()
118 		trans->txqs.bc_tbl_size = sizeof(struct iwlagn_scd_bc_tbl);  in iwl_trans_alloc()
124 	if (trans->trans_cfg->gen2) {  in iwl_trans_alloc()
125 		trans->txqs.bc_pool = dmam_pool_create("iwlwifi:bc", dev,  in iwl_trans_alloc()
126 						       trans->txqs.bc_tbl_size,  in iwl_trans_alloc()
128 		if (!trans->txqs.bc_pool)  in iwl_trans_alloc()
132 	if (trans->trans_cfg->use_tfh) {  in iwl_trans_alloc()
133 		trans->txqs.tfd.addr_size = 64;  in iwl_trans_alloc()
134 		trans->txqs.tfd.max_tbs = IWL_TFH_NUM_TBS;  in iwl_trans_alloc()
135 		trans->txqs.tfd.size = sizeof(struct iwl_tfh_tfd);  in iwl_trans_alloc()
137 		trans->txqs.tfd.addr_size = 36;  in iwl_trans_alloc()
138 		trans->txqs.tfd.max_tbs = IWL_NUM_OF_TBS;  in iwl_trans_alloc()
139 		trans->txqs.tfd.size = sizeof(struct iwl_tfd);  in iwl_trans_alloc()
141 	trans->max_skb_frags = IWL_TRANS_MAX_FRAGS(trans);  in iwl_trans_alloc()
143 	snprintf(trans->dev_cmd_pool_name, sizeof(trans->dev_cmd_pool_name),  in iwl_trans_alloc()
144 		 "iwl_cmd_pool:%s", dev_name(trans->dev));  in iwl_trans_alloc()
145 	trans->dev_cmd_pool =  in iwl_trans_alloc()
146 		kmem_cache_create(trans->dev_cmd_pool_name,  in iwl_trans_alloc()
149 	if (!trans->dev_cmd_pool)  in iwl_trans_alloc()
154 	trans->txqs.tso_hdr_page = alloc_percpu(struct iwl_tso_hdr_page);  in iwl_trans_alloc()
155 	if (!trans->txqs.tso_hdr_page) {  in iwl_trans_alloc()
156 		kmem_cache_destroy(trans->dev_cmd_pool);  in iwl_trans_alloc()
160 	return trans;  in iwl_trans_alloc()
163 void iwl_trans_free(struct iwl_trans *trans)  in iwl_trans_free()  argument
169 			per_cpu_ptr(trans->txqs.tso_hdr_page, i);  in iwl_trans_free()
175 	free_percpu(trans->txqs.tso_hdr_page);  in iwl_trans_free()
177 	kmem_cache_destroy(trans->dev_cmd_pool);  in iwl_trans_free()
180 int iwl_trans_send_cmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd)  in iwl_trans_send_cmd()  argument
185 		     test_bit(STATUS_RFKILL_OPMODE, &trans->status)))  in iwl_trans_send_cmd()
188 	if (unlikely(test_bit(STATUS_FW_ERROR, &trans->status)))  in iwl_trans_send_cmd()
191 	if (unlikely(trans->state != IWL_TRANS_FW_ALIVE)) {  in iwl_trans_send_cmd()
192 		IWL_ERR(trans, "%s bad state = %d\n", __func__, trans->state);  in iwl_trans_send_cmd()
201 		lock_map_acquire_read(&trans->sync_cmd_lockdep_map);  in iwl_trans_send_cmd()
203 	if (trans->wide_cmd_header && !iwl_cmd_groupid(cmd->id))  in iwl_trans_send_cmd()
206 	ret = trans->ops->send_cmd(trans, cmd);  in iwl_trans_send_cmd()
209 		lock_map_release(&trans->sync_cmd_lockdep_map);  in iwl_trans_send_cmd()
235 const char *iwl_get_cmd_string(struct iwl_trans *trans, u32 id)  in iwl_get_cmd_string()  argument
245 	if (!trans->command_groups || grp >= trans->command_groups_size ||  in iwl_get_cmd_string()
246 	    !trans->command_groups[grp].arr)  in iwl_get_cmd_string()
249 	arr = &trans->command_groups[grp];  in iwl_get_cmd_string()
257 int iwl_cmd_groups_verify_sorted(const struct iwl_trans_config *trans)  in iwl_cmd_groups_verify_sorted()  argument
262 	for (i = 0; i < trans->command_groups_size; i++) {  in iwl_cmd_groups_verify_sorted()
263 		arr = &trans->command_groups[i];  in iwl_cmd_groups_verify_sorted()