scsi/snic/snic_fwint.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
13 enum snic_io_type {
40 }; /* end of enum snic_io_type */
46 enum snic_io_status {
78 }; /* end of enum snic_io_status */
81  * snic_io_hdr : host <--> firmware
103 	hdr->type = typ;  in snic_io_hdr_enc()
104 	hdr->status = status;  in snic_io_hdr_enc()
105 	hdr->protocol = 0;  in snic_io_hdr_enc()
106 	hdr->hid = cpu_to_le32(hid);  in snic_io_hdr_enc()
107 	hdr->cmnd_id = cpu_to_le32(id);  in snic_io_hdr_enc()
108 	hdr->sg_cnt = cpu_to_le16(sg_cnt);  in snic_io_hdr_enc()
109 	hdr->init_ctx = ctx;  in snic_io_hdr_enc()
110 	hdr->flags = 0;  in snic_io_hdr_enc()
118 	*typ = hdr->type;  in snic_io_hdr_dec()
119 	*stat = hdr->status;  in snic_io_hdr_dec()
120 	*hid = le32_to_cpu(hdr->hid);  in snic_io_hdr_dec()
121 	*cmnd_id = le32_to_cpu(hdr->cmnd_id);  in snic_io_hdr_dec()
122 	*ctx = hdr->init_ctx;  in snic_io_hdr_dec()
126  * snic_host_info: host -> firmware
137  * Bit 0-7 : OS information
138  * Bit 8-31: Feature/Capability Information
148  * Bit 3: Async event notifications on tgt online/offline events.
150  * Bit 5-31: Reserved.
153 #define SNIC_HBA_CAP_AEN	0x04	/* Supports Async Event Noitifcation */
157  * snic_exch_ver_rsp : firmware -> host
175  * snic_report_tgts : host -> firmware request
187 enum snic_type {
195 enum snic_tgt_type {
209  * snic_report_tgts_cmpl : firmware -> host response
223  * Bit 2: ESGL - sg/esg array contains extended sg
224  *	  ESGE - is a host buffer contains sg elements
225  * Bit 3-4: Task Attributes
226  *		00b - simple
227  *		01b - head of queue
228  *		10b - ordered
229  * Bit 5-7: Priority - future use
230  * Bit 8-15: Reserved
249  * snic_icmnd : host-> firmware request
251  * used for sending out an initiator SCSI 16/32-byte command
272  * Bit 2-7: Reserved
278  * snic_icmnd_cmpl: firmware -> host response
290  * snic_itmf: host->firmware request
310 enum snic_itmf_tm_type {
320  * snic_itmf_cmpl: firmware -> host resposne
332  * Bit 0 : 1 - Num terminated field valid
333  * Bit 1 - 7 : Reserved
338  * snic_hba_reset: host -> firmware request
348  * snic_hba_reset_cmpl: firmware -> host response
358  * snic_notify_msg: firmware -> host response
370 /* snic_async_evnotify: firmware -> host notification
383 /* async event flags */
384 enum snic_ev_type {
400 /* Payload 88 bytes = 128 - 24 - 16 */
401 #define SNIC_HOST_REQ_PAYLOAD	((int)(SNIC_HOST_REQ_LEN -		\
402 					sizeof(struct snic_io_hdr) -	\
403 					(2 * sizeof(u64)) - sizeof(ulong)))
406  * snic_host_req: host -> firmware request
412 	u64	ctrl_data[2];	/*16 bytes - Control Data */
449 		u8	buf[SNIC_FW_REQ_LEN - sizeof(struct snic_io_hdr)];
469 		/* async notification event */
490 	u8 *c = ((u8 *) req) + sizeof(struct snic_fw_req) - 1;  in snic_color_enc()
501 	u8 *c = ((u8 *) req) + sizeof(struct snic_fw_req) - 1;  in snic_color_dec()