diff options
Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_os.c')
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_os.c | 98 |
1 files changed, 68 insertions, 30 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index da21f5fbbf8..b1d565c12c5 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -10,6 +10,10 @@ #include <scsi/scsicam.h> #include "ql4_def.h" +#include "ql4_version.h" +#include "ql4_glbl.h" +#include "ql4_dbg.h" +#include "ql4_inline.h" /* * Driver version @@ -50,12 +54,15 @@ static void qla4xxx_config_dma_addressing(struct scsi_qla_host *ha); /* * iSCSI template entry points */ -static int qla4xxx_tgt_dscvr(enum iscsi_tgt_dscvr type, uint32_t host_no, - uint32_t enable, struct sockaddr *dst_addr); +static int qla4xxx_tgt_dscvr(struct Scsi_Host *shost, + enum iscsi_tgt_dscvr type, uint32_t enable, + struct sockaddr *dst_addr); static int qla4xxx_conn_get_param(struct iscsi_cls_conn *conn, enum iscsi_param param, char *buf); static int qla4xxx_sess_get_param(struct iscsi_cls_session *sess, enum iscsi_param param, char *buf); +static int qla4xxx_host_get_param(struct Scsi_Host *shost, + enum iscsi_host_param param, char *buf); static void qla4xxx_conn_stop(struct iscsi_cls_conn *conn, int flag); static int qla4xxx_conn_start(struct iscsi_cls_conn *conn); static void qla4xxx_recovery_timedout(struct iscsi_cls_session *session); @@ -95,16 +102,20 @@ static struct scsi_host_template qla4xxx_driver_template = { static struct iscsi_transport qla4xxx_iscsi_transport = { .owner = THIS_MODULE, .name = DRIVER_NAME, - .param_mask = ISCSI_CONN_PORT | - ISCSI_CONN_ADDRESS | - ISCSI_TARGET_NAME | - ISCSI_TPGT, + .caps = CAP_FW_DB | CAP_SENDTARGETS_OFFLOAD | + CAP_DATA_PATH_OFFLOAD, + .param_mask = ISCSI_CONN_PORT | ISCSI_CONN_ADDRESS | + ISCSI_TARGET_NAME | ISCSI_TPGT, + .host_param_mask = ISCSI_HOST_HWADDRESS | + ISCSI_HOST_IPADDRESS | + ISCSI_HOST_INITIATOR_NAME, .sessiondata_size = sizeof(struct ddb_entry), .host_template = &qla4xxx_driver_template, .tgt_dscvr = qla4xxx_tgt_dscvr, .get_conn_param = qla4xxx_conn_get_param, .get_session_param = qla4xxx_sess_get_param, + .get_host_param = qla4xxx_host_get_param, .start_conn = qla4xxx_conn_start, .stop_conn = qla4xxx_conn_stop, .session_recovery_timedout = qla4xxx_recovery_timedout, @@ -161,6 +172,43 @@ static void qla4xxx_conn_stop(struct iscsi_cls_conn *conn, int flag) printk(KERN_ERR "iscsi: invalid stop flag %d\n", flag); } +static ssize_t format_addr(char *buf, const unsigned char *addr, int len) +{ + int i; + char *cp = buf; + + for (i = 0; i < len; i++) + cp += sprintf(cp, "%02x%c", addr[i], + i == (len - 1) ? '\n' : ':'); + return cp - buf; +} + + +static int qla4xxx_host_get_param(struct Scsi_Host *shost, + enum iscsi_host_param param, char *buf) +{ + struct scsi_qla_host *ha = to_qla_host(shost); + int len; + + switch (param) { + case ISCSI_HOST_PARAM_HWADDRESS: + len = format_addr(buf, ha->my_mac, MAC_ADDR_LEN); + break; + case ISCSI_HOST_PARAM_IPADDRESS: + len = sprintf(buf, "%d.%d.%d.%d\n", ha->ip_address[0], + ha->ip_address[1], ha->ip_address[2], + ha->ip_address[3]); + break; + case ISCSI_HOST_PARAM_INITIATOR_NAME: + len = sprintf(buf, "%s\n", ha->name_string); + break; + default: + return -ENOSYS; + } + + return len; +} + static int qla4xxx_sess_get_param(struct iscsi_cls_session *sess, enum iscsi_param param, char *buf) { @@ -208,21 +256,15 @@ static int qla4xxx_conn_get_param(struct iscsi_cls_conn *conn, return len; } -static int qla4xxx_tgt_dscvr(enum iscsi_tgt_dscvr type, uint32_t host_no, - uint32_t enable, struct sockaddr *dst_addr) +static int qla4xxx_tgt_dscvr(struct Scsi_Host *shost, + enum iscsi_tgt_dscvr type, uint32_t enable, + struct sockaddr *dst_addr) { struct scsi_qla_host *ha; - struct Scsi_Host *shost; struct sockaddr_in *addr; struct sockaddr_in6 *addr6; int ret = 0; - shost = scsi_host_lookup(host_no); - if (IS_ERR(shost)) { - printk(KERN_ERR "Could not find host no %u\n", host_no); - return -ENODEV; - } - ha = (struct scsi_qla_host *) shost->hostdata; switch (type) { @@ -246,8 +288,6 @@ static int qla4xxx_tgt_dscvr(enum iscsi_tgt_dscvr type, uint32_t host_no, default: ret = -ENOSYS; } - - scsi_host_put(shost); return ret; } @@ -369,14 +409,7 @@ static void qla4xxx_srb_free_dma(struct scsi_qla_host *ha, struct srb *srb) struct scsi_cmnd *cmd = srb->cmd; if (srb->flags & SRB_DMA_VALID) { - if (cmd->use_sg) { - pci_unmap_sg(ha->pdev, cmd->request_buffer, - cmd->use_sg, cmd->sc_data_direction); - } else if (cmd->request_bufflen) { - pci_unmap_single(ha->pdev, srb->dma_handle, - cmd->request_bufflen, - cmd->sc_data_direction); - } + scsi_dma_unmap(cmd); srb->flags &= ~SRB_DMA_VALID; } cmd->SCp.ptr = NULL; @@ -711,7 +744,7 @@ static int qla4xxx_cmd_wait(struct scsi_qla_host *ha) return stat; } -static void qla4xxx_hw_reset(struct scsi_qla_host *ha) +void qla4xxx_hw_reset(struct scsi_qla_host *ha) { uint32_t ctrl_status; unsigned long flags = 0; @@ -1081,13 +1114,13 @@ static void qla4xxx_free_adapter(struct scsi_qla_host *ha) if (ha->timer_active) qla4xxx_stop_timer(ha); - /* free extra memory */ - qla4xxx_mem_free(ha); - /* Detach interrupts */ if (test_and_clear_bit(AF_IRQ_ATTACHED, &ha->flags)) free_irq(ha->pdev->irq, ha); + /* free extra memory */ + qla4xxx_mem_free(ha); + pci_disable_device(ha->pdev); } @@ -1332,6 +1365,11 @@ static void __devexit qla4xxx_remove_adapter(struct pci_dev *pdev) ha = pci_get_drvdata(pdev); + qla4xxx_disable_intrs(ha); + + while (test_bit(DPC_RESET_HA_INTR, &ha->dpc_flags)) + ssleep(1); + /* remove devs from iscsi_sessions to scsi_devices */ qla4xxx_free_ddb_list(ha); @@ -1639,7 +1677,7 @@ static int __init qla4xxx_module_init(void) /* Allocate cache for SRBs. */ srb_cachep = kmem_cache_create("qla4xxx_srbs", sizeof(struct srb), 0, - SLAB_HWCACHE_ALIGN, NULL, NULL); + SLAB_HWCACHE_ALIGN, NULL); if (srb_cachep == NULL) { printk(KERN_ERR "%s: Unable to allocate SRB cache..." |