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author | Yuval Mintz <Yuval.Mintz@qlogic.com> | 2016-06-03 14:35:33 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2016-06-03 20:08:39 -0400 |
commit | 7a9b6b8f6e4c52b31830d32570c2a226e27651f9 (patch) | |
tree | 1fe9ddf621b4232d5e2fa3a82fbcdab974f668e9 /include/linux/qed/storage_common.h | |
parent | qed: Revisit chain implementation (diff) | |
download | linux-7a9b6b8f6e4c52b31830d32570c2a226e27651f9.tar.xz linux-7a9b6b8f6e4c52b31830d32570c2a226e27651f9.zip |
qed: Add common HSI for new protocols
This adds the qed portion of the RoCE & iSCSI firmware HSI,
as well as adding several new common HSI files which would be required
by both qed and qed* protocols.
Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/qed/storage_common.h')
-rw-r--r-- | include/linux/qed/storage_common.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/include/linux/qed/storage_common.h b/include/linux/qed/storage_common.h new file mode 100644 index 000000000000..3b8e1efd9bc2 --- /dev/null +++ b/include/linux/qed/storage_common.h @@ -0,0 +1,91 @@ +/* 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__ */ |