iwlwifi/pcie/tx-gen2.c

21  * @cmd: a pointer to the ucode command structure
28 			       struct iwl_host_cmd *cmd)
31 	struct iwl_txq *txq = trans->txqs.txq[trans->txqs.cmd.q_id];
39 	u8 group_id = iwl_cmd_groupid(cmd->id);
45 	if (WARN_ON(cmd->flags & CMD_BLOCK_TXQS))
52 		cmddata[i] = cmd->data[i];
53 		cmdlen[i] = cmd->len[i];
55 		if (!cmd->len[i])
69 		if (cmd->dataflags[i] & IWL_HCMD_DFL_NOCOPY) {
71 			if (WARN_ON(cmd->dataflags[i] & IWL_HCMD_DFL_DUP)) {
75 		} else if (cmd->dataflags[i] & IWL_HCMD_DFL_DUP) {
100 		cmd_size += cmd->len[i];
110 		 iwl_get_cmd_string(trans, cmd->id), cmd->id, copy_size)) {
121 	if (iwl_txq_space(trans, txq) < ((cmd->flags & CMD_ASYNC) ? 2 : 1)) {
130 	out_cmd = txq->entries[idx].cmd;
135 	if (cmd->flags & CMD_WANT_SKB)
136 		out_meta->source = cmd;
139 	out_cmd->hdr_wide.cmd = iwl_cmd_opcode(cmd->id);
141 	out_cmd->hdr_wide.version = iwl_cmd_version(cmd->id);
146 		cpu_to_le16(QUEUE_TO_SEQ(trans->txqs.cmd.q_id) |
156 		if (!cmd->len[i])
160 		if (!(cmd->dataflags[i] & (IWL_HCMD_DFL_NOCOPY |
162 			copy = cmd->len[i];
164 			memcpy((u8 *)out_cmd + cmd_pos, cmd->data[i], copy);
175 		copy = min_t(int, TFD_MAX_PAYLOAD_SIZE - cmd_pos, cmd->len[i]);
177 		memcpy((u8 *)out_cmd + cmd_pos, cmd->data[i], copy);
184 			if (copy > cmd->len[i])
185 				copy = cmd->len[i];
192 		     iwl_get_cmd_string(trans, cmd->id), group_id,
193 		     out_cmd->hdr.cmd, le16_to_cpu(out_cmd->hdr.sequence),
194 		     cmd_size, txq->write_ptr, idx, trans->txqs.cmd.q_id);
223 		if (!(cmd->dataflags[i] & (IWL_HCMD_DFL_NOCOPY |
226 		if (cmd->dataflags[i] & IWL_HCMD_DFL_DUP)
239 	out_meta->flags = cmd->flags;
244 	trace_iwlwifi_dev_hcmd(trans->dev, cmd, cmd_size, &out_cmd->hdr_wide);