From f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 01:04:47 +0000
Subject: [PATCH] add driver 5G
---
kernel/include/scsi/srp.h | 34 +++++++++++++++++++++++++++-------
1 files changed, 27 insertions(+), 7 deletions(-)
diff --git a/kernel/include/scsi/srp.h b/kernel/include/scsi/srp.h
index c16a3c9..177d802 100644
--- a/kernel/include/scsi/srp.h
+++ b/kernel/include/scsi/srp.h
@@ -67,7 +67,8 @@
enum {
SRP_NO_DATA_DESC = 0,
SRP_DATA_DESC_DIRECT = 1,
- SRP_DATA_DESC_INDIRECT = 2
+ SRP_DATA_DESC_INDIRECT = 2,
+ SRP_DATA_DESC_IMM = 3, /* new in SRP2 */
};
enum {
@@ -108,12 +109,19 @@
struct srp_indirect_buf {
struct srp_direct_buf table_desc;
__be32 len;
- struct srp_direct_buf desc_list[0];
+ struct srp_direct_buf desc_list[];
} __attribute__((packed));
+/* Immediate data buffer descriptor as defined in SRP2. */
+struct srp_imm_buf {
+ __be32 len;
+};
+
+/* srp_login_req.flags */
enum {
SRP_MULTICHAN_SINGLE = 0,
- SRP_MULTICHAN_MULTI = 1
+ SRP_MULTICHAN_MULTI = 1,
+ SRP_IMMED_REQUESTED = 0x80, /* new in SRP2 */
};
struct srp_login_req {
@@ -124,7 +132,9 @@
u8 reserved2[4];
__be16 req_buf_fmt;
u8 req_flags;
- u8 reserved3[5];
+ u8 reserved3[1];
+ __be16 imm_data_offset; /* new in SRP2 */
+ u8 reserved4[2];
u8 initiator_port_id[16];
u8 target_port_id[16];
};
@@ -144,6 +154,16 @@
__be32 req_it_iu_len;
u8 initiator_port_id[16];
u8 target_port_id[16];
+ __be16 imm_data_offset;
+ u8 reserved[6];
+};
+
+/* srp_login_rsp.rsp_flags */
+enum {
+ SRP_LOGIN_RSP_MULTICHAN_NO_CHAN = 0x0,
+ SRP_LOGIN_RSP_MULTICHAN_TERMINATED = 0x1,
+ SRP_LOGIN_RSP_MULTICHAN_MAINTAINED = 0x2,
+ SRP_LOGIN_RSP_IMMED_SUPP = 0x80, /* new in SRP2 */
};
/*
@@ -224,7 +244,7 @@
u8 reserved4;
u8 add_cdb_len;
u8 cdb[16];
- u8 add_data[0];
+ u8 add_data[];
};
enum {
@@ -254,7 +274,7 @@
__be32 data_in_res_cnt;
__be32 sense_data_len;
__be32 resp_data_len;
- u8 data[0];
+ u8 data[];
} __attribute__((packed));
struct srp_cred_req {
@@ -286,7 +306,7 @@
struct scsi_lun lun;
__be32 sense_data_len;
u32 reserved3;
- u8 sense_data[0];
+ u8 sense_data[];
} __attribute__((packed));
struct srp_aer_rsp {
--
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