change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/drivers/scsi/fnic/vnic_devcmd.h
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@@ -170,7 +170,8 @@
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 	/* variant of CMD_INIT, with provisioning info
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 	 *     (u64)a0=paddr of vnic_devcmd_provinfo
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-	 *     (u32)a1=sizeof provision info */
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+	 *     (u32)a1=sizeof provision info
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+	 */
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 	CMD_INIT_PROV_INFO	= _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 27),
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 	/* enable virtual link */
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@@ -262,11 +263,131 @@
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 	 *             non-zero for resetting vlan to the default
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 	 * out: (u16)a0=old default vlan
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 	 */
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-	CMD_SET_DEFAULT_VLAN = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 46)
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+	CMD_SET_DEFAULT_VLAN = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 46),
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+
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+	/* init_prov_info2:
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+	 * Variant of CMD_INIT_PROV_INFO, where it will not try to enable
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+	 * the vnic until CMD_ENABLE2 is issued.
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+	 *     (u64)a0=paddr of vnic_devcmd_provinfo
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+	 *     (u32)a1=sizeof provision info
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+	 */
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+	CMD_INIT_PROV_INFO2  = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 47),
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+
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+	/* enable2:
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+	 *      (u32)a0=0                  ==> standby
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+	 *             =CMD_ENABLE2_ACTIVE ==> active
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+	 */
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+	CMD_ENABLE2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 48),
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+
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+	/*
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+	 * cmd_status:
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+	 *     Returns the status of the specified command
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+	 * Input:
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+	 *     a0 = command for which status is being queried.
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+	 *          Possible values are:
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+	 *              CMD_SOFT_RESET
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+	 *              CMD_HANG_RESET
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+	 *              CMD_OPEN
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+	 *              CMD_INIT
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+	 *              CMD_INIT_PROV_INFO
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+	 *              CMD_DEINIT
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+	 *              CMD_INIT_PROV_INFO2
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+	 *              CMD_ENABLE2
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+	 * Output:
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+	 *     if status == STAT_ERROR
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+	 *        a0 = ERR_ENOTSUPPORTED - status for command in a0 is
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+	 *                                 not supported
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+	 *     if status == STAT_NONE
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+	 *        a0 = status of the devcmd specified in a0 as follows.
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+	 *             ERR_SUCCESS   - command in a0 completed successfully
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+	 *             ERR_EINPROGRESS - command in a0 is still in progress
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+	 */
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+	CMD_STATUS = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 49),
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+
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+	/*
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+	 * Returns interrupt coalescing timer conversion factors.
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+	 * After calling this devcmd, ENIC driver can convert
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+	 * interrupt coalescing timer in usec into CPU cycles as follows:
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+	 *
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+	 *   intr_timer_cycles = intr_timer_usec * multiplier / divisor
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+	 *
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+	 * Interrupt coalescing timer in usecs can be be converted/obtained
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+	 * from CPU cycles as follows:
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+	 *
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+	 *   intr_timer_usec = intr_timer_cycles * divisor / multiplier
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+	 *
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+	 * in: none
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+	 * out: (u32)a0 = multiplier
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+	 *      (u32)a1 = divisor
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+	 *      (u32)a2 = maximum timer value in usec
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+	 */
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+	CMD_INTR_COAL_CONVERT = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 50),
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+
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+	/*
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+	 * ISCSI DUMP API:
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+	 * in: (u64)a0=paddr of the param or param itself
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+	 *     (u32)a1=ISCSI_CMD_xxx
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+	 */
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+	CMD_ISCSI_DUMP_REQ = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 51),
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+
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+	/*
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+	 * ISCSI DUMP STATUS API:
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+	 * in: (u32)a0=cmd tag
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+	 * in: (u32)a1=ISCSI_CMD_xxx
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+	 * out: (u32)a0=cmd status
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+	 */
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+	CMD_ISCSI_DUMP_STATUS = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 52),
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+
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+	/*
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+	 * Subvnic migration from MQ <--> VF.
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+	 * Enable the LIF migration from MQ to VF and vice versa. MQ and VF
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+	 * indexes are statically bound at the time of initialization.
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+	 * Based on the
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+	 * direction of migration, the resources of either MQ or the VF shall
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+	 * be attached to the LIF.
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+	 * in:        (u32)a0=Direction of Migration
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+	 *					0=> Migrate to VF
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+	 *					1=> Migrate to MQ
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+	 *            (u32)a1=VF index (MQ index)
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+	 */
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+	CMD_MIGRATE_SUBVNIC = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 53),
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+
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+	/*
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+	 * Register / Deregister the notification block for MQ subvnics
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+	 * in:
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+	 *   (u64)a0=paddr to notify (set paddr=0 to unset)
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+	 *   (u32)a1 & 0x00000000ffffffff=sizeof(struct vnic_devcmd_notify)
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+	 *   (u16)a1 & 0x0000ffff00000000=intr num (-1 for no intr)
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+	 * out:
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+	 *   (u32)a1 = effective size
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+	 */
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+	CMD_SUBVNIC_NOTIFY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 54),
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+
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+	/*
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+	 * Set the predefined mac address as default
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+	 * in:
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+	 *   (u48)a0=mac addr
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+	 */
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+	CMD_SET_MAC_ADDR = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 55),
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+
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+	/* Update the provisioning info of the given VIF
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+	 *     (u64)a0=paddr of vnic_devcmd_provinfo
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+	 *     (u32)a1=sizeof provision info
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+	 */
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+	CMD_PROV_INFO_UPDATE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 56),
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+
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+	/*
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+	 * Initialization for the devcmd2 interface.
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+	 * in: (u64) a0=host result buffer physical address
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+	 * in: (u16) a1=number of entries in result buffer
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+	 */
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+	CMD_INITIALIZE_DEVCMD2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 57)
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 };
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 /* flags for CMD_OPEN */
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 #define CMD_OPENF_OPROM		0x1	/* open coming from option rom */
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+
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+#define CMD_OPENF_RQ_ENABLE_THEN_POST   0x2
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 /* flags for CMD_INIT */
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 #define CMD_INITF_DEFAULT_MAC	0x1	/* init with default mac addr */
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@@ -321,7 +442,7 @@
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 struct vnic_devcmd_provinfo {
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 	u8 oui[3];
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 	u8 type;
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-	u8 data[0];
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+	u8 data[];
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 };
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 /*
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@@ -345,4 +466,39 @@
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 	u64 args[VNIC_DEVCMD_NARGS];	/* RW cmd args (little-endian) */
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 };
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+/*
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+ * Version 2 of the interface.
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+ *
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+ * Some things are carried over, notably the vnic_devcmd_cmd enum.
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+ */
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+
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+/*
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+ * Flags for vnic_devcmd2.flags
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+ */
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+
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+#define DEVCMD2_FNORESULT	0x1 /* Don't copy result to host */
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+
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+#define VNIC_DEVCMD2_NARGS			VNIC_DEVCMD_NARGS
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+
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+struct vnic_devcmd2 {
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+	u16 pad;
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+	u16 flags;
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+	u32 cmd;                /* same command #defines as original */
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+	u64 args[VNIC_DEVCMD2_NARGS];
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+};
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+
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+#define VNIC_DEVCMD2_NRESULTS			VNIC_DEVCMD_NARGS
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+struct devcmd2_result {
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+	u64 results[VNIC_DEVCMD2_NRESULTS];
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+	u32 pad;
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+	u16 completed_index;    /* into copy WQ */
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+	u8  error;              /* same error codes as original */
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+	u8  color;              /* 0 or 1 as with completion queues */
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+};
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+
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+#define DEVCMD2_RING_SIZE			32
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+#define DEVCMD2_DESC_SIZE			128
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+
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+#define DEVCMD2_RESULTS_SIZE_MAX		((1 << 16) - 1)
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+
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 #endif /* _VNIC_DEVCMD_H_ */