linux-sg2042/include/linux/qed/storage_common.h

92 lines
2.2 KiB
C

/* QLogic qed NIC Driver
* Copyright (c) 2015 QLogic Corporation
*
* This software is available under the terms of the GNU General Public License
* (GPL) Version 2, available from the file COPYING in the main directory of
* this source tree.
*/
#ifndef __STORAGE_COMMON__
#define __STORAGE_COMMON__
#define NUM_OF_CMDQS_CQS (NUM_OF_GLOBAL_QUEUES / 2)
#define BDQ_NUM_RESOURCES (4)
#define BDQ_ID_RQ (0)
#define BDQ_ID_IMM_DATA (1)
#define BDQ_NUM_IDS (2)
#define BDQ_MAX_EXTERNAL_RING_SIZE (1 << 15)
struct scsi_bd {
struct regpair address;
struct regpair opaque;
};
struct scsi_bdq_ram_drv_data {
__le16 external_producer;
__le16 reserved0[3];
};
struct scsi_drv_cmdq {
__le16 cmdq_cons;
__le16 reserved0;
__le32 reserved1;
};
struct scsi_init_func_params {
__le16 num_tasks;
u8 log_page_size;
u8 debug_mode;
u8 reserved2[12];
};
struct scsi_init_func_queues {
struct regpair glbl_q_params_addr;
__le16 rq_buffer_size;
__le16 cq_num_entries;
__le16 cmdq_num_entries;
u8 bdq_resource_id;
u8 q_validity;
#define SCSI_INIT_FUNC_QUEUES_RQ_VALID_MASK 0x1
#define SCSI_INIT_FUNC_QUEUES_RQ_VALID_SHIFT 0
#define SCSI_INIT_FUNC_QUEUES_IMM_DATA_VALID_MASK 0x1
#define SCSI_INIT_FUNC_QUEUES_IMM_DATA_VALID_SHIFT 1
#define SCSI_INIT_FUNC_QUEUES_CMD_VALID_MASK 0x1
#define SCSI_INIT_FUNC_QUEUES_CMD_VALID_SHIFT 2
#define SCSI_INIT_FUNC_QUEUES_RESERVED_VALID_MASK 0x1F
#define SCSI_INIT_FUNC_QUEUES_RESERVED_VALID_SHIFT 3
u8 num_queues;
u8 queue_relative_offset;
u8 cq_sb_pi;
u8 cmdq_sb_pi;
__le16 cq_cmdq_sb_num_arr[NUM_OF_CMDQS_CQS];
__le16 reserved0;
u8 bdq_pbl_num_entries[BDQ_NUM_IDS];
struct regpair bdq_pbl_base_address[BDQ_NUM_IDS];
__le16 bdq_xoff_threshold[BDQ_NUM_IDS];
__le16 bdq_xon_threshold[BDQ_NUM_IDS];
__le16 cmdq_xoff_threshold;
__le16 cmdq_xon_threshold;
__le32 reserved1;
};
struct scsi_ram_per_bdq_resource_drv_data {
struct scsi_bdq_ram_drv_data drv_data_per_bdq_id[BDQ_NUM_IDS];
};
struct scsi_sge {
struct regpair sge_addr;
__le16 sge_len;
__le16 reserved0;
__le32 reserved1;
};
struct scsi_terminate_extra_params {
__le16 unsolicited_cq_count;
__le16 cmdq_count;
u8 reserved[4];
};
#endif /* __STORAGE_COMMON__ */