diff options
author | Shai Malin <smalin@marvell.com> | 2021-06-02 20:16:53 +0300 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2021-06-03 14:04:17 -0700 |
commit | ab47bdfd2e2e9670172a737d12ebfc94bf9d299d (patch) | |
tree | 1c4cd624db5f84861049bbd186edb8e0fbc016a4 /include/linux/qed/qed_nvmetcp_if.h | |
parent | 203d136e8958a7c65834601f669bdd0fcaa6fcbd (diff) |
qed: Add NVMeTCP Offload IO Level FW and HW HSI
This patch introduces the NVMeTCP Offload FW and HW HSI in order
to initialize the IO level configuration into a per IO HW
resource ("task") as part of the IO path flow.
Acked-by: Igor Russkikh <irusskikh@marvell.com>
Signed-off-by: Prabhakar Kushwaha <pkushwaha@marvell.com>
Signed-off-by: Omkar Kulkarni <okulkarni@marvell.com>
Signed-off-by: Shai Malin <smalin@marvell.com>
Signed-off-by: Michal Kalderon <mkalderon@marvell.com>
Signed-off-by: Ariel Elior <aelior@marvell.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/qed/qed_nvmetcp_if.h')
-rw-r--r-- | include/linux/qed/qed_nvmetcp_if.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/linux/qed/qed_nvmetcp_if.h b/include/linux/qed/qed_nvmetcp_if.h index 5180edad24e5..606427ebb63c 100644 --- a/include/linux/qed/qed_nvmetcp_if.h +++ b/include/linux/qed/qed_nvmetcp_if.h @@ -5,6 +5,8 @@ #define _QED_NVMETCP_IF_H #include <linux/types.h> #include <linux/qed/qed_if.h> +#include <linux/qed/storage_common.h> +#include <linux/qed/nvmetcp_common.h> #define QED_NVMETCP_MAX_IO_SIZE 0x800000 @@ -72,6 +74,35 @@ struct qed_nvmetcp_cb_ops { struct qed_common_cb_ops common; }; +struct nvmetcp_sge { + struct regpair sge_addr; /* SGE address */ + __le32 sge_len; /* SGE length */ + __le32 reserved; +}; + +/* IO path HSI function SGL params */ +struct storage_sgl_task_params { + struct nvmetcp_sge *sgl; + struct regpair sgl_phys_addr; + u32 total_buffer_size; + u16 num_sges; + bool small_mid_sge; +}; + +/* IO path HSI function FW task context params */ +struct nvmetcp_task_params { + void *context; /* Output parameter - set/filled by the HSI function */ + struct nvmetcp_wqe *sqe; + u32 tx_io_size; /* in bytes (Without DIF, if exists) */ + u32 rx_io_size; /* in bytes (Without DIF, if exists) */ + u16 conn_icid; + u16 itid; + struct regpair opq; /* qedn_task_ctx address */ + u16 host_cccid; + u8 cq_rss_number; + bool send_write_incapsule; +}; + /** * struct qed_nvmetcp_ops - qed NVMeTCP operations. * @common: common operations pointer |