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[SCSI] qla4xxx: add support for set_net_config

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Allows user space (iscsiadm) to send down network configuration
parameters for LLD to set private network configuration on the iSCSI
adapters.

Based on patches from Vikas Chaudhary.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Mike Christie 2011-07-25 13:48:38 -05:00 committed by James Bottomley
parent 56c155b5ca
commit d00efe3fa8
4 changed files with 494 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

77
drivers/scsi/qla4xxx/ql4_fw.h
View File

@ -434,6 +434,14 @@ struct qla_flt_region {
#define ACB_STATE_VALID 0x05 #define ACB_STATE_VALID 0x05
#define ACB_STATE_DISABLING 0x06 #define ACB_STATE_DISABLING 0x06
/* FLASH offsets */
#define FLASH_SEGMENT_IFCB 0x04000000
#define FLASH_OPT_RMW_HOLD 0
#define FLASH_OPT_RMW_INIT 1
#define FLASH_OPT_COMMIT 2
#define FLASH_OPT_RMW_COMMIT 3
/*************************************************************************/ /*************************************************************************/
/* Host Adapter Initialization Control Block (from host) */ /* Host Adapter Initialization Control Block (from host) */
@ -473,6 +481,7 @@ struct addr_ctrl_blk {
uint16_t iscsi_opts; /* 30-31 */ uint16_t iscsi_opts; /* 30-31 */
uint16_t ipv4_tcp_opts; /* 32-33 */ uint16_t ipv4_tcp_opts; /* 32-33 */
#define TCPOPT_DHCP_ENABLE 0x0200
uint16_t ipv4_ip_opts; /* 34-35 */ uint16_t ipv4_ip_opts; /* 34-35 */
#define IPOPT_IPv4_PROTOCOL_ENABLE 0x8000 #define IPOPT_IPv4_PROTOCOL_ENABLE 0x8000
@ -574,6 +583,74 @@ struct init_fw_ctrl_blk {
/* struct addr_ctrl_blk sec;*/ /* struct addr_ctrl_blk sec;*/
}; };
struct addr_ctrl_blk_def {
uint8_t reserved1[1]; /* 00 */
uint8_t control; /* 01 */
uint8_t reserved2[11]; /* 02-0C */
uint8_t inst_num; /* 0D */
uint8_t reserved3[34]; /* 0E-2F */
uint16_t iscsi_opts; /* 30-31 */
uint16_t ipv4_tcp_opts; /* 32-33 */
uint16_t ipv4_ip_opts; /* 34-35 */
uint16_t iscsi_max_pdu_size; /* 36-37 */
uint8_t ipv4_tos; /* 38 */
uint8_t ipv4_ttl; /* 39 */
uint8_t reserved4[2]; /* 3A-3B */
uint16_t def_timeout; /* 3C-3D */
uint16_t iscsi_fburst_len; /* 3E-3F */
uint8_t reserved5[4]; /* 40-43 */
uint16_t iscsi_max_outstnd_r2t; /* 44-45 */
uint8_t reserved6[2]; /* 46-47 */
uint16_t ipv4_port; /* 48-49 */
uint16_t iscsi_max_burst_len; /* 4A-4B */
uint8_t reserved7[4]; /* 4C-4F */
uint8_t ipv4_addr[4]; /* 50-53 */
uint16_t ipv4_vlan_tag; /* 54-55 */
uint8_t ipv4_addr_state; /* 56 */
uint8_t ipv4_cacheid; /* 57 */
uint8_t reserved8[8]; /* 58-5F */
uint8_t ipv4_subnet[4]; /* 60-63 */
uint8_t reserved9[12]; /* 64-6F */
uint8_t ipv4_gw_addr[4]; /* 70-73 */
uint8_t reserved10[84]; /* 74-C7 */
uint8_t abort_timer; /* C8 */
uint8_t ipv4_tcp_wsf; /* C9 */
uint8_t reserved11[10]; /* CA-D3 */
uint8_t ipv4_dhcp_vid_len; /* D4 */
uint8_t ipv4_dhcp_vid[11]; /* D5-DF */
uint8_t reserved12[20]; /* E0-F3 */
uint8_t ipv4_dhcp_alt_cid_len; /* F4 */
uint8_t ipv4_dhcp_alt_cid[11]; /* F5-FF */
uint8_t iscsi_name[224]; /* 100-1DF */
uint8_t reserved13[32]; /* 1E0-1FF */
uint32_t cookie; /* 200-203 */
uint16_t ipv6_port; /* 204-205 */
uint16_t ipv6_opts; /* 206-207 */
uint16_t ipv6_addtl_opts; /* 208-209 */
uint16_t ipv6_tcp_opts; /* 20A-20B */
uint8_t ipv6_tcp_wsf; /* 20C */
uint16_t ipv6_flow_lbl; /* 20D-20F */
uint8_t ipv6_dflt_rtr_addr[16]; /* 210-21F */
uint16_t ipv6_vlan_tag; /* 220-221 */
uint8_t ipv6_lnk_lcl_addr_state; /* 222 */
uint8_t ipv6_addr0_state; /* 223 */
uint8_t ipv6_addr1_state; /* 224 */
uint8_t ipv6_dflt_rtr_state; /* 225 */
uint8_t ipv6_traffic_class; /* 226 */
uint8_t ipv6_hop_limit; /* 227 */
uint8_t ipv6_if_id[8]; /* 228-22F */
uint8_t ipv6_addr0[16]; /* 230-23F */
uint8_t ipv6_addr1[16]; /* 240-24F */
uint32_t ipv6_nd_reach_time; /* 250-253 */
uint32_t ipv6_nd_rexmit_timer; /* 254-257 */
uint32_t ipv6_nd_stale_timeout; /* 258-25B */
uint8_t ipv6_dup_addr_detect_count; /* 25C */
uint8_t ipv6_cache_id; /* 25D */
uint8_t reserved14[18]; /* 25E-26F */
uint32_t ipv6_gw_advrt_mtu; /* 270-273 */
uint8_t reserved15[140]; /* 274-2FF */
};
/*************************************************************************/ /*************************************************************************/
struct dev_db_entry { struct dev_db_entry {

20
drivers/scsi/qla4xxx/ql4_glbl.h
View File

@ -52,7 +52,17 @@ int qla4xxx_get_fwddb_entry(struct scsi_qla_host *ha,
int qla4xxx_set_ddb_entry(struct scsi_qla_host * ha, uint16_t fw_ddb_index, int qla4xxx_set_ddb_entry(struct scsi_qla_host * ha, uint16_t fw_ddb_index,
dma_addr_t fw_ddb_entry_dma); dma_addr_t fw_ddb_entry_dma);
uint8_t qla4xxx_get_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd,
uint32_t *mbox_sts, dma_addr_t init_fw_cb_dma);
int qla4xxx_conn_close_sess_logout(struct scsi_qla_host *ha,
uint16_t fw_ddb_index,
uint16_t connection_id,
uint16_t option);
int qla4xxx_disable_acb(struct scsi_qla_host *ha);
int qla4xxx_set_acb(struct scsi_qla_host *ha, uint32_t *mbox_cmd,
uint32_t *mbox_sts, dma_addr_t acb_dma);
int qla4xxx_get_acb(struct scsi_qla_host *ha, uint32_t *mbox_cmd,
uint32_t *mbox_sts, dma_addr_t acb_dma);
void qla4xxx_mark_device_missing(struct scsi_qla_host *ha, void qla4xxx_mark_device_missing(struct scsi_qla_host *ha,
struct ddb_entry *ddb_entry); struct ddb_entry *ddb_entry);
u16 rd_nvram_word(struct scsi_qla_host *ha, int offset); u16 rd_nvram_word(struct scsi_qla_host *ha, int offset);
@ -75,7 +85,8 @@ void qla4xxx_dump_buffer(void *b, uint32_t size);
int qla4xxx_send_marker_iocb(struct scsi_qla_host *ha, int qla4xxx_send_marker_iocb(struct scsi_qla_host *ha,
struct ddb_entry *ddb_entry, int lun, uint16_t mrkr_mod); struct ddb_entry *ddb_entry, int lun, uint16_t mrkr_mod);
int qla4_is_relogin_allowed(struct scsi_qla_host *ha, uint32_t conn_err); int qla4_is_relogin_allowed(struct scsi_qla_host *ha, uint32_t conn_err);
int qla4xxx_set_flash(struct scsi_qla_host *ha, dma_addr_t dma_addr,
uint32_t offset, uint32_t length, uint32_t options);
int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount, int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount,
uint8_t outCount, uint32_t *mbx_cmd, uint32_t *mbx_sts); uint8_t outCount, uint32_t *mbx_cmd, uint32_t *mbx_sts);
@ -95,6 +106,11 @@ void qla4xxx_wake_dpc(struct scsi_qla_host *ha);
void qla4xxx_get_conn_event_log(struct scsi_qla_host *ha); void qla4xxx_get_conn_event_log(struct scsi_qla_host *ha);
void qla4xxx_mailbox_premature_completion(struct scsi_qla_host *ha); void qla4xxx_mailbox_premature_completion(struct scsi_qla_host *ha);
void qla4xxx_dump_registers(struct scsi_qla_host *ha); void qla4xxx_dump_registers(struct scsi_qla_host *ha);
uint8_t qla4xxx_update_local_ifcb(struct scsi_qla_host *ha,
uint32_t *mbox_cmd,
uint32_t *mbox_sts,
struct addr_ctrl_blk *init_fw_cb,
dma_addr_t init_fw_cb_dma);
void qla4_8xxx_pci_config(struct scsi_qla_host *); void qla4_8xxx_pci_config(struct scsi_qla_host *);
int qla4_8xxx_iospace_config(struct scsi_qla_host *ha); int qla4_8xxx_iospace_config(struct scsi_qla_host *ha);

119
drivers/scsi/qla4xxx/ql4_mbx.c
View File

@ -303,7 +303,7 @@ qla4xxx_set_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd,
return QLA_SUCCESS; return QLA_SUCCESS;
} }
static uint8_t uint8_t
qla4xxx_get_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd, qla4xxx_get_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd,
uint32_t *mbox_sts, dma_addr_t init_fw_cb_dma) uint32_t *mbox_sts, dma_addr_t init_fw_cb_dma)
{ {
@ -363,7 +363,7 @@ qla4xxx_update_local_ip(struct scsi_qla_host *ha,
} }
} }
static uint8_t uint8_t
qla4xxx_update_local_ifcb(struct scsi_qla_host *ha, qla4xxx_update_local_ifcb(struct scsi_qla_host *ha,
uint32_t *mbox_cmd, uint32_t *mbox_cmd,
uint32_t *mbox_sts, uint32_t *mbox_sts,
@ -1207,3 +1207,118 @@ exit_send_tgts_no_free:
return ret_val; return ret_val;
} }
int qla4xxx_set_flash(struct scsi_qla_host *ha, dma_addr_t dma_addr,
uint32_t offset, uint32_t length, uint32_t options)
{
uint32_t mbox_cmd[MBOX_REG_COUNT];
uint32_t mbox_sts[MBOX_REG_COUNT];
int status = QLA_SUCCESS;
memset(&mbox_cmd, 0, sizeof(mbox_cmd));
memset(&mbox_sts, 0, sizeof(mbox_sts));
mbox_cmd[0] = MBOX_CMD_WRITE_FLASH;
mbox_cmd[1] = LSDW(dma_addr);
mbox_cmd[2] = MSDW(dma_addr);
mbox_cmd[3] = offset;
mbox_cmd[4] = length;
mbox_cmd[5] = options;
status = qla4xxx_mailbox_command(ha, 6, 2, &mbox_cmd[0], &mbox_sts[0]);
if (status != QLA_SUCCESS) {
DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_WRITE_FLASH "
"failed w/ status %04X, mbx1 %04X\n",
__func__, mbox_sts[0], mbox_sts[1]));
}
return status;
}
int qla4xxx_conn_close_sess_logout(struct scsi_qla_host *ha,
uint16_t fw_ddb_index,
uint16_t connection_id,
uint16_t option)
{
uint32_t mbox_cmd[MBOX_REG_COUNT];
uint32_t mbox_sts[MBOX_REG_COUNT];
int status = QLA_SUCCESS;
memset(&mbox_cmd, 0, sizeof(mbox_cmd));
memset(&mbox_sts, 0, sizeof(mbox_sts));
mbox_cmd[0] = MBOX_CMD_CONN_CLOSE_SESS_LOGOUT;
mbox_cmd[1] = fw_ddb_index;
mbox_cmd[2] = connection_id;
mbox_cmd[3] = option;
status = qla4xxx_mailbox_command(ha, 4, 2, &mbox_cmd[0], &mbox_sts[0]);
if (status != QLA_SUCCESS) {
DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_CONN_CLOSE "
"option %04x failed w/ status %04X %04X\n",
__func__, option, mbox_sts[0], mbox_sts[1]));
}
return status;
}
int qla4xxx_disable_acb(struct scsi_qla_host *ha)
{
uint32_t mbox_cmd[MBOX_REG_COUNT];
uint32_t mbox_sts[MBOX_REG_COUNT];
int status = QLA_SUCCESS;
memset(&mbox_cmd, 0, sizeof(mbox_cmd));
memset(&mbox_sts, 0, sizeof(mbox_sts));
mbox_cmd[0] = MBOX_CMD_DISABLE_ACB;
status = qla4xxx_mailbox_command(ha, 8, 5, &mbox_cmd[0], &mbox_sts[0]);
if (status != QLA_SUCCESS) {
DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_DISABLE_ACB "
"failed w/ status %04X %04X %04X", __func__,
mbox_sts[0], mbox_sts[1], mbox_sts[2]));
}
return status;
}
int qla4xxx_get_acb(struct scsi_qla_host *ha, uint32_t *mbox_cmd,
uint32_t *mbox_sts, dma_addr_t acb_dma)
{
int status = QLA_SUCCESS;
memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT);
memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT);
mbox_cmd[0] = MBOX_CMD_GET_ACB;
mbox_cmd[1] = 0; /* Primary ACB */
mbox_cmd[2] = LSDW(acb_dma);
mbox_cmd[3] = MSDW(acb_dma);
mbox_cmd[4] = sizeof(struct addr_ctrl_blk);
status = qla4xxx_mailbox_command(ha, 5, 5, &mbox_cmd[0], &mbox_sts[0]);
if (status != QLA_SUCCESS) {
DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_GET_ACB "
"failed w/ status %04X\n", __func__,
mbox_sts[0]));
}
return status;
}
int qla4xxx_set_acb(struct scsi_qla_host *ha, uint32_t *mbox_cmd,
uint32_t *mbox_sts, dma_addr_t acb_dma)
{
int status = QLA_SUCCESS;
memset(mbox_cmd, 0, sizeof(mbox_cmd[0]) * MBOX_REG_COUNT);
memset(mbox_sts, 0, sizeof(mbox_sts[0]) * MBOX_REG_COUNT);
mbox_cmd[0] = MBOX_CMD_SET_ACB;
mbox_cmd[1] = 0; /* Primary ACB */
mbox_cmd[2] = LSDW(acb_dma);
mbox_cmd[3] = MSDW(acb_dma);
mbox_cmd[4] = sizeof(struct addr_ctrl_blk);
status = qla4xxx_mailbox_command(ha, 5, 5, &mbox_cmd[0], &mbox_sts[0]);
if (status != QLA_SUCCESS) {
DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_SET_ACB "
"failed w/ status %04X\n", __func__,
mbox_sts[0]));
}
return status;
}

282
drivers/scsi/qla4xxx/ql4_os.c
View File

@ -80,6 +80,8 @@ static int qla4xxx_sess_get_param(struct iscsi_cls_session *sess,
enum iscsi_param param, char *buf); enum iscsi_param param, char *buf);
static int qla4xxx_host_get_param(struct Scsi_Host *shost, static int qla4xxx_host_get_param(struct Scsi_Host *shost,
enum iscsi_host_param param, char *buf); enum iscsi_host_param param, char *buf);
static int qla4xxx_iface_set_param(struct Scsi_Host *shost, char *data,
int count);
static void qla4xxx_recovery_timedout(struct iscsi_cls_session *session); static void qla4xxx_recovery_timedout(struct iscsi_cls_session *session);
static enum blk_eh_timer_return qla4xxx_eh_cmd_timed_out(struct scsi_cmnd *sc); static enum blk_eh_timer_return qla4xxx_eh_cmd_timed_out(struct scsi_cmnd *sc);
@ -142,6 +144,7 @@ static struct iscsi_transport qla4xxx_iscsi_transport = {
.get_conn_param = qla4xxx_conn_get_param, .get_conn_param = qla4xxx_conn_get_param,
.get_session_param = qla4xxx_sess_get_param, .get_session_param = qla4xxx_sess_get_param,
.get_host_param = qla4xxx_host_get_param, .get_host_param = qla4xxx_host_get_param,
.set_iface_param = qla4xxx_iface_set_param,
.session_recovery_timedout = qla4xxx_recovery_timedout, .session_recovery_timedout = qla4xxx_recovery_timedout,
}; };
@ -202,6 +205,285 @@ static int qla4xxx_host_get_param(struct Scsi_Host *shost,
return len; return len;
} }
static void qla4xxx_set_ipv6(struct scsi_qla_host *ha,
struct iscsi_iface_param_info *iface_param,
struct addr_ctrl_blk *init_fw_cb)
{
/*
* iface_num 0 is valid for IPv6 Addr, linklocal, router, autocfg.
* iface_num 1 is valid only for IPv6 Addr.
*/
switch (iface_param->param) {
case ISCSI_NET_PARAM_IPV6_ADDR:
if (iface_param->iface_num & 0x1)
/* IPv6 Addr 1 */
memcpy(init_fw_cb->ipv6_addr1, iface_param->value,
sizeof(init_fw_cb->ipv6_addr1));
else
/* IPv6 Addr 0 */
memcpy(init_fw_cb->ipv6_addr0, iface_param->value,
sizeof(init_fw_cb->ipv6_addr0));
break;
case ISCSI_NET_PARAM_IPV6_LINKLOCAL:
if (iface_param->iface_num & 0x1)
break;
memcpy(init_fw_cb->ipv6_if_id, &iface_param->value[8],
sizeof(init_fw_cb->ipv6_if_id));
break;
case ISCSI_NET_PARAM_IPV6_ROUTER:
if (iface_param->iface_num & 0x1)
break;
memcpy(init_fw_cb->ipv6_dflt_rtr_addr, iface_param->value,
sizeof(init_fw_cb->ipv6_dflt_rtr_addr));
break;
case ISCSI_NET_PARAM_IPV6_ADDR_AUTOCFG:
/* Autocfg applies to even interface */
if (iface_param->iface_num & 0x1)
break;
if (iface_param->value[0] == ISCSI_IPV6_AUTOCFG_DISABLE)
init_fw_cb->ipv6_addtl_opts &=
cpu_to_le16(
~IPV6_ADDOPT_NEIGHBOR_DISCOVERY_ADDR_ENABLE);
else if (iface_param->value[0] == ISCSI_IPV6_AUTOCFG_ND_ENABLE)
init_fw_cb->ipv6_addtl_opts |=
cpu_to_le16(
IPV6_ADDOPT_NEIGHBOR_DISCOVERY_ADDR_ENABLE);
else
ql4_printk(KERN_ERR, ha, "Invalid autocfg setting for "
"IPv6 addr\n");
break;
case ISCSI_NET_PARAM_IPV6_LINKLOCAL_AUTOCFG:
/* Autocfg applies to even interface */
if (iface_param->iface_num & 0x1)
break;
if (iface_param->value[0] ==
ISCSI_IPV6_LINKLOCAL_AUTOCFG_ENABLE)
init_fw_cb->ipv6_addtl_opts |= cpu_to_le16(
IPV6_ADDOPT_AUTOCONFIG_LINK_LOCAL_ADDR);
else if (iface_param->value[0] ==
ISCSI_IPV6_LINKLOCAL_AUTOCFG_DISABLE)
init_fw_cb->ipv6_addtl_opts &= cpu_to_le16(
~IPV6_ADDOPT_AUTOCONFIG_LINK_LOCAL_ADDR);
else
ql4_printk(KERN_ERR, ha, "Invalid autocfg setting for "
"IPv6 linklocal addr\n");
break;
case ISCSI_NET_PARAM_IPV6_ROUTER_AUTOCFG:
/* Autocfg applies to even interface */
if (iface_param->iface_num & 0x1)
break;
if (iface_param->value[0] == ISCSI_IPV6_ROUTER_AUTOCFG_ENABLE)
memset(init_fw_cb->ipv6_dflt_rtr_addr, 0,
sizeof(init_fw_cb->ipv6_dflt_rtr_addr));
break;
case ISCSI_NET_PARAM_IFACE_ENABLE:
if (iface_param->value[0] == ISCSI_IFACE_ENABLE)
init_fw_cb->ipv6_opts |=
cpu_to_le16(IPV6_OPT_IPV6_PROTOCOL_ENABLE);
else
init_fw_cb->ipv6_opts &=
cpu_to_le16(~IPV6_OPT_IPV6_PROTOCOL_ENABLE &
0xFFFF);
break;
case ISCSI_NET_PARAM_VLAN_ID:
if (iface_param->len != sizeof(init_fw_cb->ipv6_vlan_tag))
break;
init_fw_cb->ipv6_vlan_tag = *(uint16_t *)iface_param->value;
break;
default:
ql4_printk(KERN_ERR, ha, "Unknown IPv6 param = %d\n",
iface_param->param);
break;
}
}
static void qla4xxx_set_ipv4(struct scsi_qla_host *ha,
struct iscsi_iface_param_info *iface_param,
struct addr_ctrl_blk *init_fw_cb)
{
switch (iface_param->param) {
case ISCSI_NET_PARAM_IPV4_ADDR:
memcpy(init_fw_cb->ipv4_addr, iface_param->value,
sizeof(init_fw_cb->ipv4_addr));
break;
case ISCSI_NET_PARAM_IPV4_SUBNET:
memcpy(init_fw_cb->ipv4_subnet, iface_param->value,
sizeof(init_fw_cb->ipv4_subnet));
break;
case ISCSI_NET_PARAM_IPV4_GW:
memcpy(init_fw_cb->ipv4_gw_addr, iface_param->value,
sizeof(init_fw_cb->ipv4_gw_addr));
break;
case ISCSI_NET_PARAM_IPV4_BOOTPROTO:
if (iface_param->value[0] == ISCSI_BOOTPROTO_DHCP)
init_fw_cb->ipv4_tcp_opts |=
cpu_to_le16(TCPOPT_DHCP_ENABLE);
else if (iface_param->value[0] == ISCSI_BOOTPROTO_STATIC)
init_fw_cb->ipv4_tcp_opts &=
cpu_to_le16(~TCPOPT_DHCP_ENABLE);
else
ql4_printk(KERN_ERR, ha, "Invalid IPv4 bootproto\n");
break;
case ISCSI_NET_PARAM_IFACE_ENABLE:
if (iface_param->value[0] == ISCSI_IFACE_ENABLE)
init_fw_cb->ipv4_ip_opts |=
cpu_to_le16(IPOPT_IPv4_PROTOCOL_ENABLE);
else
init_fw_cb->ipv4_ip_opts &=
cpu_to_le16(~IPOPT_IPv4_PROTOCOL_ENABLE &
0xFFFF);
break;
case ISCSI_NET_PARAM_VLAN_ID:
if (iface_param->len != sizeof(init_fw_cb->ipv4_vlan_tag))
break;
init_fw_cb->ipv4_vlan_tag = *(uint16_t *)iface_param->value;
break;
default:
ql4_printk(KERN_ERR, ha, "Unknown IPv4 param = %d\n",
iface_param->param);
break;
}
}
static void
qla4xxx_initcb_to_acb(struct addr_ctrl_blk *init_fw_cb)
{
struct addr_ctrl_blk_def *acb;
acb = (struct addr_ctrl_blk_def *)init_fw_cb;
memset(acb->reserved1, 0, sizeof(acb->reserved1));
memset(acb->reserved2, 0, sizeof(acb->reserved2));
memset(acb->reserved3, 0, sizeof(acb->reserved3));
memset(acb->reserved4, 0, sizeof(acb->reserved4));
memset(acb->reserved5, 0, sizeof(acb->reserved5));
memset(acb->reserved6, 0, sizeof(acb->reserved6));
memset(acb->reserved7, 0, sizeof(acb->reserved7));
memset(acb->reserved8, 0, sizeof(acb->reserved8));
memset(acb->reserved9, 0, sizeof(acb->reserved9));
memset(acb->reserved10, 0, sizeof(acb->reserved10));
memset(acb->reserved11, 0, sizeof(acb->reserved11));
memset(acb->reserved12, 0, sizeof(acb->reserved12));
memset(acb->reserved13, 0, sizeof(acb->reserved13));
memset(acb->reserved14, 0, sizeof(acb->reserved14));
memset(acb->reserved15, 0, sizeof(acb->reserved15));
}
static int
qla4xxx_iface_set_param(struct Scsi_Host *shost, char *data, int count)
{
struct scsi_qla_host *ha = to_qla_host(shost);
int rval = 0;
struct iscsi_iface_param_info *iface_param = NULL;
struct addr_ctrl_blk *init_fw_cb = NULL;
dma_addr_t init_fw_cb_dma;
uint32_t mbox_cmd[MBOX_REG_COUNT];
uint32_t mbox_sts[MBOX_REG_COUNT];
uint32_t total_param_count;
uint32_t length;
init_fw_cb = dma_alloc_coherent(&ha->pdev->dev,
sizeof(struct addr_ctrl_blk),
&init_fw_cb_dma, GFP_KERNEL);
if (!init_fw_cb) {
ql4_printk(KERN_ERR, ha, "%s: Unable to alloc init_cb\n",
__func__);
return -ENOMEM;
}
memset(init_fw_cb, 0, sizeof(struct addr_ctrl_blk));
memset(&mbox_cmd, 0, sizeof(mbox_cmd));
memset(&mbox_sts, 0, sizeof(mbox_sts));
if (qla4xxx_get_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma)) {
ql4_printk(KERN_ERR, ha, "%s: get ifcb failed\n", __func__);
rval = -EIO;
goto exit_init_fw_cb;
}
total_param_count = count;
iface_param = (struct iscsi_iface_param_info *)data;
for ( ; total_param_count != 0; total_param_count--) {
length = iface_param->len;
if (iface_param->param_type != ISCSI_NET_PARAM)
continue;
switch (iface_param->iface_type) {
case ISCSI_IFACE_TYPE_IPV4:
switch (iface_param->iface_num) {
case 0:
qla4xxx_set_ipv4(ha, iface_param, init_fw_cb);
break;
default:
/* Cannot have more than one IPv4 interface */
ql4_printk(KERN_ERR, ha, "Invalid IPv4 iface "
"number = %d\n",
iface_param->iface_num);
break;
}
break;
case ISCSI_IFACE_TYPE_IPV6:
switch (iface_param->iface_num) {
case 0:
case 1:
qla4xxx_set_ipv6(ha, iface_param, init_fw_cb);
break;
default:
/* Cannot have more than two IPv6 interface */
ql4_printk(KERN_ERR, ha, "Invalid IPv6 iface "
"number = %d\n",
iface_param->iface_num);
break;
}
break;
default:
ql4_printk(KERN_ERR, ha, "Invalid iface type\n");
break;
}
iface_param = (struct iscsi_iface_param_info *)
((uint8_t *)iface_param +
sizeof(struct iscsi_iface_param_info) + length);
}
init_fw_cb->cookie = cpu_to_le32(0x11BEAD5A);
rval = qla4xxx_set_flash(ha, init_fw_cb_dma, FLASH_SEGMENT_IFCB,
sizeof(struct addr_ctrl_blk),
FLASH_OPT_RMW_COMMIT);
if (rval != QLA_SUCCESS) {
ql4_printk(KERN_ERR, ha, "%s: set flash mbx failed\n",
__func__);
rval = -EIO;
goto exit_init_fw_cb;
}
qla4xxx_disable_acb(ha);
qla4xxx_initcb_to_acb(init_fw_cb);
rval = qla4xxx_set_acb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma);
if (rval != QLA_SUCCESS) {
ql4_printk(KERN_ERR, ha, "%s: set acb mbx failed\n",
__func__);
rval = -EIO;
goto exit_init_fw_cb;
}
memset(init_fw_cb, 0, sizeof(struct addr_ctrl_blk));
qla4xxx_update_local_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb,
init_fw_cb_dma);
exit_init_fw_cb:
dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk),
init_fw_cb, init_fw_cb_dma);
return rval;
}
static int qla4xxx_sess_get_param(struct iscsi_cls_session *sess, static int qla4xxx_sess_get_param(struct iscsi_cls_session *sess,
enum iscsi_param param, char *buf) enum iscsi_param param, char *buf)
{ {