aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/scsi/qla2xxx/qla_attr.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_attr.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_attr.c773
1 files changed, 764 insertions, 9 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index fbcb82a2f7f4..1c7ef55966fb 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -8,10 +8,13 @@
8 8
9#include <linux/kthread.h> 9#include <linux/kthread.h>
10#include <linux/vmalloc.h> 10#include <linux/vmalloc.h>
11#include <linux/slab.h>
11#include <linux/delay.h> 12#include <linux/delay.h>
12 13
13static int qla24xx_vport_disable(struct fc_vport *, bool); 14static int qla24xx_vport_disable(struct fc_vport *, bool);
14 15static int qla84xx_reset(scsi_qla_host_t *, struct msg_echo_lb *, struct fc_bsg_job *);
16int qla84xx_reset_chip(scsi_qla_host_t *, uint16_t, uint16_t *);
17static int qla84xx_mgmt_cmd(scsi_qla_host_t *, struct msg_echo_lb *, struct fc_bsg_job *);
15/* SYSFS attributes --------------------------------------------------------- */ 18/* SYSFS attributes --------------------------------------------------------- */
16 19
17static ssize_t 20static ssize_t
@@ -232,6 +235,9 @@ qla2x00_sysfs_write_optrom_ctl(struct kobject *kobj,
232 if (off) 235 if (off)
233 return 0; 236 return 0;
234 237
238 if (unlikely(pci_channel_offline(ha->pdev)))
239 return 0;
240
235 if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1) 241 if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
236 return -EINVAL; 242 return -EINVAL;
237 if (start > ha->optrom_size) 243 if (start > ha->optrom_size)
@@ -379,6 +385,9 @@ qla2x00_sysfs_read_vpd(struct kobject *kobj,
379 struct device, kobj))); 385 struct device, kobj)));
380 struct qla_hw_data *ha = vha->hw; 386 struct qla_hw_data *ha = vha->hw;
381 387
388 if (unlikely(pci_channel_offline(ha->pdev)))
389 return 0;
390
382 if (!capable(CAP_SYS_ADMIN)) 391 if (!capable(CAP_SYS_ADMIN))
383 return 0; 392 return 0;
384 393
@@ -398,6 +407,9 @@ qla2x00_sysfs_write_vpd(struct kobject *kobj,
398 struct qla_hw_data *ha = vha->hw; 407 struct qla_hw_data *ha = vha->hw;
399 uint8_t *tmp_data; 408 uint8_t *tmp_data;
400 409
410 if (unlikely(pci_channel_offline(ha->pdev)))
411 return 0;
412
401 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size || 413 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
402 !ha->isp_ops->write_nvram) 414 !ha->isp_ops->write_nvram)
403 return 0; 415 return 0;
@@ -1159,6 +1171,28 @@ qla2x00_total_isp_aborts_show(struct device *dev,
1159} 1171}
1160 1172
1161static ssize_t 1173static ssize_t
1174qla24xx_84xx_fw_version_show(struct device *dev,
1175 struct device_attribute *attr, char *buf)
1176{
1177 int rval = QLA_SUCCESS;
1178 uint16_t status[2] = {0, 0};
1179 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1180 struct qla_hw_data *ha = vha->hw;
1181
1182 if (IS_QLA84XX(ha) && ha->cs84xx) {
1183 if (ha->cs84xx->op_fw_version == 0) {
1184 rval = qla84xx_verify_chip(vha, status);
1185 }
1186
1187 if ((rval == QLA_SUCCESS) && (status[0] == 0))
1188 return snprintf(buf, PAGE_SIZE, "%u\n",
1189 (uint32_t)ha->cs84xx->op_fw_version);
1190 }
1191
1192 return snprintf(buf, PAGE_SIZE, "\n");
1193}
1194
1195static ssize_t
1162qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr, 1196qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1163 char *buf) 1197 char *buf)
1164{ 1198{
@@ -1238,10 +1272,15 @@ qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1238 char *buf) 1272 char *buf)
1239{ 1273{
1240 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1274 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1241 int rval; 1275 int rval = QLA_FUNCTION_FAILED;
1242 uint16_t state[5]; 1276 uint16_t state[5];
1243 1277
1244 rval = qla2x00_get_firmware_state(vha, state); 1278 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1279 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1280 DEBUG2_3_11(printk("%s(%ld): isp reset in progress.\n",
1281 __func__, vha->host_no));
1282 else if (!vha->hw->flags.eeh_busy)
1283 rval = qla2x00_get_firmware_state(vha, state);
1245 if (rval != QLA_SUCCESS) 1284 if (rval != QLA_SUCCESS)
1246 memset(state, -1, sizeof(state)); 1285 memset(state, -1, sizeof(state));
1247 1286
@@ -1271,6 +1310,8 @@ static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1271 qla2x00_optrom_fcode_version_show, NULL); 1310 qla2x00_optrom_fcode_version_show, NULL);
1272static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show, 1311static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1273 NULL); 1312 NULL);
1313static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1314 NULL);
1274static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show, 1315static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1275 NULL); 1316 NULL);
1276static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL); 1317static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
@@ -1300,6 +1341,7 @@ struct device_attribute *qla2x00_host_attrs[] = {
1300 &dev_attr_optrom_efi_version, 1341 &dev_attr_optrom_efi_version,
1301 &dev_attr_optrom_fcode_version, 1342 &dev_attr_optrom_fcode_version,
1302 &dev_attr_optrom_fw_version, 1343 &dev_attr_optrom_fw_version,
1344 &dev_attr_84xx_fw_version,
1303 &dev_attr_total_isp_aborts, 1345 &dev_attr_total_isp_aborts,
1304 &dev_attr_mpi_version, 1346 &dev_attr_mpi_version,
1305 &dev_attr_phy_version, 1347 &dev_attr_phy_version,
@@ -1452,10 +1494,13 @@ qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1452 if (!fcport) 1494 if (!fcport)
1453 return; 1495 return;
1454 1496
1455 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) 1497 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1498 return;
1499
1500 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1456 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); 1501 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1457 else 1502 return;
1458 qla2x00_abort_fcport_cmds(fcport); 1503 }
1459 1504
1460 /* 1505 /*
1461 * Transport has effectively 'deleted' the rport, clear 1506 * Transport has effectively 'deleted' the rport, clear
@@ -1475,6 +1520,9 @@ qla2x00_terminate_rport_io(struct fc_rport *rport)
1475 if (!fcport) 1520 if (!fcport)
1476 return; 1521 return;
1477 1522
1523 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1524 return;
1525
1478 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { 1526 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1479 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); 1527 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1480 return; 1528 return;
@@ -1488,8 +1536,6 @@ qla2x00_terminate_rport_io(struct fc_rport *rport)
1488 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha, 1536 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1489 fcport->loop_id, fcport->d_id.b.domain, 1537 fcport->loop_id, fcport->d_id.b.domain,
1490 fcport->d_id.b.area, fcport->d_id.b.al_pa); 1538 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1491
1492 qla2x00_abort_fcport_cmds(fcport);
1493} 1539}
1494 1540
1495static int 1541static int
@@ -1515,6 +1561,12 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1515 pfc_host_stat = &ha->fc_host_stat; 1561 pfc_host_stat = &ha->fc_host_stat;
1516 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics)); 1562 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
1517 1563
1564 if (test_bit(UNLOADING, &vha->dpc_flags))
1565 goto done;
1566
1567 if (unlikely(pci_channel_offline(ha->pdev)))
1568 goto done;
1569
1518 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma); 1570 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
1519 if (stats == NULL) { 1571 if (stats == NULL) {
1520 DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n", 1572 DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
@@ -1654,7 +1706,8 @@ qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1654 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN); 1706 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
1655 } 1707 }
1656 1708
1657 if (scsi_add_host(vha->host, &fc_vport->dev)) { 1709 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
1710 &ha->pdev->dev)) {
1658 DEBUG15(printk("scsi(%ld): scsi_add_host failure for VP[%d].\n", 1711 DEBUG15(printk("scsi(%ld): scsi_add_host failure for VP[%d].\n",
1659 vha->host_no, vha->vp_idx)); 1712 vha->host_no, vha->vp_idx));
1660 goto vport_create_failed_2; 1713 goto vport_create_failed_2;
@@ -1772,6 +1825,582 @@ qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
1772 return 0; 1825 return 0;
1773} 1826}
1774 1827
1828/* BSG support for ELS/CT pass through */
1829inline srb_t *
1830qla2x00_get_ctx_bsg_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size)
1831{
1832 srb_t *sp;
1833 struct qla_hw_data *ha = vha->hw;
1834 struct srb_bsg_ctx *ctx;
1835
1836 sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
1837 if (!sp)
1838 goto done;
1839 ctx = kzalloc(size, GFP_KERNEL);
1840 if (!ctx) {
1841 mempool_free(sp, ha->srb_mempool);
1842 goto done;
1843 }
1844
1845 memset(sp, 0, sizeof(*sp));
1846 sp->fcport = fcport;
1847 sp->ctx = ctx;
1848done:
1849 return sp;
1850}
1851
1852static int
1853qla2x00_process_els(struct fc_bsg_job *bsg_job)
1854{
1855 struct fc_rport *rport;
1856 fc_port_t *fcport;
1857 struct Scsi_Host *host;
1858 scsi_qla_host_t *vha;
1859 struct qla_hw_data *ha;
1860 srb_t *sp;
1861 const char *type;
1862 int req_sg_cnt, rsp_sg_cnt;
1863 int rval = (DRIVER_ERROR << 16);
1864 uint16_t nextlid = 0;
1865 struct srb_bsg *els;
1866
1867 /* Multiple SG's are not supported for ELS requests */
1868 if (bsg_job->request_payload.sg_cnt > 1 ||
1869 bsg_job->reply_payload.sg_cnt > 1) {
1870 DEBUG2(printk(KERN_INFO
1871 "multiple SG's are not supported for ELS requests"
1872 " [request_sg_cnt: %x reply_sg_cnt: %x]\n",
1873 bsg_job->request_payload.sg_cnt,
1874 bsg_job->reply_payload.sg_cnt));
1875 rval = -EPERM;
1876 goto done;
1877 }
1878
1879 /* ELS request for rport */
1880 if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) {
1881 rport = bsg_job->rport;
1882 fcport = *(fc_port_t **) rport->dd_data;
1883 host = rport_to_shost(rport);
1884 vha = shost_priv(host);
1885 ha = vha->hw;
1886 type = "FC_BSG_RPT_ELS";
1887
1888 /* make sure the rport is logged in,
1889 * if not perform fabric login
1890 */
1891 if (qla2x00_fabric_login(vha, fcport, &nextlid)) {
1892 DEBUG2(qla_printk(KERN_WARNING, ha,
1893 "failed to login port %06X for ELS passthru\n",
1894 fcport->d_id.b24));
1895 rval = -EIO;
1896 goto done;
1897 }
1898 } else {
1899 host = bsg_job->shost;
1900 vha = shost_priv(host);
1901 ha = vha->hw;
1902 type = "FC_BSG_HST_ELS_NOLOGIN";
1903
1904 /* Allocate a dummy fcport structure, since functions
1905 * preparing the IOCB and mailbox command retrieves port
1906 * specific information from fcport structure. For Host based
1907 * ELS commands there will be no fcport structure allocated
1908 */
1909 fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1910 if (!fcport) {
1911 rval = -ENOMEM;
1912 goto done;
1913 }
1914
1915 /* Initialize all required fields of fcport */
1916 fcport->vha = vha;
1917 fcport->vp_idx = vha->vp_idx;
1918 fcport->d_id.b.al_pa =
1919 bsg_job->request->rqst_data.h_els.port_id[0];
1920 fcport->d_id.b.area =
1921 bsg_job->request->rqst_data.h_els.port_id[1];
1922 fcport->d_id.b.domain =
1923 bsg_job->request->rqst_data.h_els.port_id[2];
1924 fcport->loop_id =
1925 (fcport->d_id.b.al_pa == 0xFD) ?
1926 NPH_FABRIC_CONTROLLER : NPH_F_PORT;
1927 }
1928
1929 if (!vha->flags.online) {
1930 DEBUG2(qla_printk(KERN_WARNING, ha,
1931 "host not online\n"));
1932 rval = -EIO;
1933 goto done;
1934 }
1935
1936 req_sg_cnt =
1937 dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
1938 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
1939 if (!req_sg_cnt) {
1940 rval = -ENOMEM;
1941 goto done_free_fcport;
1942 }
1943 rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
1944 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
1945 if (!rsp_sg_cnt) {
1946 rval = -ENOMEM;
1947 goto done_free_fcport;
1948 }
1949
1950 if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
1951 (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt))
1952 {
1953 DEBUG2(printk(KERN_INFO
1954 "dma mapping resulted in different sg counts \
1955 [request_sg_cnt: %x dma_request_sg_cnt: %x\
1956 reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n",
1957 bsg_job->request_payload.sg_cnt, req_sg_cnt,
1958 bsg_job->reply_payload.sg_cnt, rsp_sg_cnt));
1959 rval = -EAGAIN;
1960 goto done_unmap_sg;
1961 }
1962
1963 /* Alloc SRB structure */
1964 sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_bsg));
1965 if (!sp) {
1966 rval = -ENOMEM;
1967 goto done_unmap_sg;
1968 }
1969
1970 els = sp->ctx;
1971 els->ctx.type =
1972 (bsg_job->request->msgcode == FC_BSG_RPT_ELS ?
1973 SRB_ELS_CMD_RPT : SRB_ELS_CMD_HST);
1974 els->bsg_job = bsg_job;
1975
1976 DEBUG2(qla_printk(KERN_INFO, ha,
1977 "scsi(%ld:%x): bsg rqst type: %s els type: %x - loop-id=%x "
1978 "portid=%02x%02x%02x.\n", vha->host_no, sp->handle, type,
1979 bsg_job->request->rqst_data.h_els.command_code,
1980 fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area,
1981 fcport->d_id.b.al_pa));
1982
1983 rval = qla2x00_start_sp(sp);
1984 if (rval != QLA_SUCCESS) {
1985 kfree(sp->ctx);
1986 mempool_free(sp, ha->srb_mempool);
1987 rval = -EIO;
1988 goto done_unmap_sg;
1989 }
1990 return rval;
1991
1992done_unmap_sg:
1993 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
1994 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
1995 dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
1996 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
1997 goto done_free_fcport;
1998
1999done_free_fcport:
2000 if (bsg_job->request->msgcode == FC_BSG_HST_ELS_NOLOGIN)
2001 kfree(fcport);
2002done:
2003 return rval;
2004}
2005
2006static int
2007qla2x00_process_ct(struct fc_bsg_job *bsg_job)
2008{
2009 srb_t *sp;
2010 struct Scsi_Host *host = bsg_job->shost;
2011 scsi_qla_host_t *vha = shost_priv(host);
2012 struct qla_hw_data *ha = vha->hw;
2013 int rval = (DRIVER_ERROR << 16);
2014 int req_sg_cnt, rsp_sg_cnt;
2015 uint16_t loop_id;
2016 struct fc_port *fcport;
2017 char *type = "FC_BSG_HST_CT";
2018 struct srb_bsg *ct;
2019
2020 /* pass through is supported only for ISP 4Gb or higher */
2021 if (!IS_FWI2_CAPABLE(ha)) {
2022 DEBUG2(qla_printk(KERN_INFO, ha,
2023 "scsi(%ld):Firmware is not capable to support FC "
2024 "CT pass thru\n", vha->host_no));
2025 rval = -EPERM;
2026 goto done;
2027 }
2028
2029 req_sg_cnt =
2030 dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
2031 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
2032 if (!req_sg_cnt) {
2033 rval = -ENOMEM;
2034 goto done;
2035 }
2036
2037 rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
2038 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
2039 if (!rsp_sg_cnt) {
2040 rval = -ENOMEM;
2041 goto done;
2042 }
2043
2044 if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
2045 (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt))
2046 {
2047 DEBUG2(qla_printk(KERN_WARNING, ha,
2048 "dma mapping resulted in different sg counts \
2049 [request_sg_cnt: %x dma_request_sg_cnt: %x\
2050 reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n",
2051 bsg_job->request_payload.sg_cnt, req_sg_cnt,
2052 bsg_job->reply_payload.sg_cnt, rsp_sg_cnt));
2053 rval = -EAGAIN;
2054 goto done_unmap_sg;
2055 }
2056
2057 if (!vha->flags.online) {
2058 DEBUG2(qla_printk(KERN_WARNING, ha,
2059 "host not online\n"));
2060 rval = -EIO;
2061 goto done_unmap_sg;
2062 }
2063
2064 loop_id =
2065 (bsg_job->request->rqst_data.h_ct.preamble_word1 & 0xFF000000)
2066 >> 24;
2067 switch (loop_id) {
2068 case 0xFC:
2069 loop_id = cpu_to_le16(NPH_SNS);
2070 break;
2071 case 0xFA:
2072 loop_id = vha->mgmt_svr_loop_id;
2073 break;
2074 default:
2075 DEBUG2(qla_printk(KERN_INFO, ha,
2076 "Unknown loop id: %x\n", loop_id));
2077 rval = -EINVAL;
2078 goto done_unmap_sg;
2079 }
2080
2081 /* Allocate a dummy fcport structure, since functions preparing the
2082 * IOCB and mailbox command retrieves port specific information
2083 * from fcport structure. For Host based ELS commands there will be
2084 * no fcport structure allocated
2085 */
2086 fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
2087 if (!fcport)
2088 {
2089 rval = -ENOMEM;
2090 goto done_unmap_sg;
2091 }
2092
2093 /* Initialize all required fields of fcport */
2094 fcport->vha = vha;
2095 fcport->vp_idx = vha->vp_idx;
2096 fcport->d_id.b.al_pa = bsg_job->request->rqst_data.h_ct.port_id[0];
2097 fcport->d_id.b.area = bsg_job->request->rqst_data.h_ct.port_id[1];
2098 fcport->d_id.b.domain = bsg_job->request->rqst_data.h_ct.port_id[2];
2099 fcport->loop_id = loop_id;
2100
2101 /* Alloc SRB structure */
2102 sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_bsg));
2103 if (!sp) {
2104 rval = -ENOMEM;
2105 goto done_free_fcport;
2106 }
2107
2108 ct = sp->ctx;
2109 ct->ctx.type = SRB_CT_CMD;
2110 ct->bsg_job = bsg_job;
2111
2112 DEBUG2(qla_printk(KERN_INFO, ha,
2113 "scsi(%ld:%x): bsg rqst type: %s els type: %x - loop-id=%x "
2114 "portid=%02x%02x%02x.\n", vha->host_no, sp->handle, type,
2115 (bsg_job->request->rqst_data.h_ct.preamble_word2 >> 16),
2116 fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area,
2117 fcport->d_id.b.al_pa));
2118
2119 rval = qla2x00_start_sp(sp);
2120 if (rval != QLA_SUCCESS) {
2121 kfree(sp->ctx);
2122 mempool_free(sp, ha->srb_mempool);
2123 rval = -EIO;
2124 goto done_free_fcport;
2125 }
2126 return rval;
2127
2128done_free_fcport:
2129 kfree(fcport);
2130done_unmap_sg:
2131 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
2132 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
2133 dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
2134 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
2135done:
2136 return rval;
2137}
2138
2139static int
2140qla2x00_process_vendor_specific(struct fc_bsg_job *bsg_job)
2141{
2142 struct Scsi_Host *host = bsg_job->shost;
2143 scsi_qla_host_t *vha = shost_priv(host);
2144 struct qla_hw_data *ha = vha->hw;
2145 int rval;
2146 uint8_t command_sent;
2147 uint32_t vendor_cmd;
2148 char *type;
2149 struct msg_echo_lb elreq;
2150 uint16_t response[MAILBOX_REGISTER_COUNT];
2151 uint8_t* fw_sts_ptr;
2152 uint8_t *req_data;
2153 dma_addr_t req_data_dma;
2154 uint32_t req_data_len;
2155 uint8_t *rsp_data;
2156 dma_addr_t rsp_data_dma;
2157 uint32_t rsp_data_len;
2158
2159 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
2160 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
2161 test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
2162 rval = -EBUSY;
2163 goto done;
2164 }
2165
2166 if (!vha->flags.online) {
2167 DEBUG2(qla_printk(KERN_WARNING, ha,
2168 "host not online\n"));
2169 rval = -EIO;
2170 goto done;
2171 }
2172
2173 elreq.req_sg_cnt =
2174 dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
2175 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
2176 if (!elreq.req_sg_cnt) {
2177 rval = -ENOMEM;
2178 goto done;
2179 }
2180 elreq.rsp_sg_cnt =
2181 dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
2182 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
2183 if (!elreq.rsp_sg_cnt) {
2184 rval = -ENOMEM;
2185 goto done;
2186 }
2187
2188 if ((elreq.req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
2189 (elreq.rsp_sg_cnt != bsg_job->reply_payload.sg_cnt))
2190 {
2191 DEBUG2(printk(KERN_INFO
2192 "dma mapping resulted in different sg counts \
2193 [request_sg_cnt: %x dma_request_sg_cnt: %x\
2194 reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n",
2195 bsg_job->request_payload.sg_cnt, elreq.req_sg_cnt,
2196 bsg_job->reply_payload.sg_cnt, elreq.rsp_sg_cnt));
2197 rval = -EAGAIN;
2198 goto done_unmap_sg;
2199 }
2200 req_data_len = rsp_data_len = bsg_job->request_payload.payload_len;
2201 req_data = dma_alloc_coherent(&ha->pdev->dev, req_data_len,
2202 &req_data_dma, GFP_KERNEL);
2203
2204 rsp_data = dma_alloc_coherent(&ha->pdev->dev, rsp_data_len,
2205 &rsp_data_dma, GFP_KERNEL);
2206
2207 /* Copy the request buffer in req_data now */
2208 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
2209 bsg_job->request_payload.sg_cnt, req_data,
2210 req_data_len);
2211
2212 elreq.send_dma = req_data_dma;
2213 elreq.rcv_dma = rsp_data_dma;
2214 elreq.transfer_size = req_data_len;
2215
2216 /* Vendor cmd : loopback or ECHO diagnostic
2217 * Options:
2218 * Loopback : Either internal or external loopback
2219 * ECHO: ECHO ELS or Vendor specific FC4 link data
2220 */
2221 vendor_cmd = bsg_job->request->rqst_data.h_vendor.vendor_cmd[0];
2222 elreq.options =
2223 *(((uint32_t *)bsg_job->request->rqst_data.h_vendor.vendor_cmd)
2224 + 1);
2225
2226 switch (bsg_job->request->rqst_data.h_vendor.vendor_cmd[0]) {
2227 case QL_VND_LOOPBACK:
2228 if (ha->current_topology != ISP_CFG_F) {
2229 type = "FC_BSG_HST_VENDOR_LOOPBACK";
2230
2231 DEBUG2(qla_printk(KERN_INFO, ha,
2232 "scsi(%ld) bsg rqst type: %s vendor rqst type: %x options: %x.\n",
2233 vha->host_no, type, vendor_cmd, elreq.options));
2234
2235 command_sent = INT_DEF_LB_LOOPBACK_CMD;
2236 rval = qla2x00_loopback_test(vha, &elreq, response);
2237 if (IS_QLA81XX(ha)) {
2238 if (response[0] == MBS_COMMAND_ERROR && response[1] == MBS_LB_RESET) {
2239 DEBUG2(printk(KERN_ERR "%s(%ld): ABORTing "
2240 "ISP\n", __func__, vha->host_no));
2241 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2242 qla2xxx_wake_dpc(vha);
2243 }
2244 }
2245 } else {
2246 type = "FC_BSG_HST_VENDOR_ECHO_DIAG";
2247 DEBUG2(qla_printk(KERN_INFO, ha,
2248 "scsi(%ld) bsg rqst type: %s vendor rqst type: %x options: %x.\n",
2249 vha->host_no, type, vendor_cmd, elreq.options));
2250
2251 command_sent = INT_DEF_LB_ECHO_CMD;
2252 rval = qla2x00_echo_test(vha, &elreq, response);
2253 }
2254 break;
2255 case QLA84_RESET:
2256 if (!IS_QLA84XX(vha->hw)) {
2257 rval = -EINVAL;
2258 DEBUG16(printk(
2259 "%s(%ld): 8xxx exiting.\n",
2260 __func__, vha->host_no));
2261 return rval;
2262 }
2263 rval = qla84xx_reset(vha, &elreq, bsg_job);
2264 break;
2265 case QLA84_MGMT_CMD:
2266 if (!IS_QLA84XX(vha->hw)) {
2267 rval = -EINVAL;
2268 DEBUG16(printk(
2269 "%s(%ld): 8xxx exiting.\n",
2270 __func__, vha->host_no));
2271 return rval;
2272 }
2273 rval = qla84xx_mgmt_cmd(vha, &elreq, bsg_job);
2274 break;
2275 default:
2276 rval = -ENOSYS;
2277 }
2278
2279 if (rval != QLA_SUCCESS) {
2280 DEBUG2(qla_printk(KERN_WARNING, ha,
2281 "scsi(%ld) Vendor request %s failed\n", vha->host_no, type));
2282 rval = 0;
2283 bsg_job->reply->result = (DID_ERROR << 16);
2284 bsg_job->reply->reply_payload_rcv_len = 0;
2285 fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
2286 memcpy( fw_sts_ptr, response, sizeof(response));
2287 fw_sts_ptr += sizeof(response);
2288 *fw_sts_ptr = command_sent;
2289 } else {
2290 DEBUG2(qla_printk(KERN_WARNING, ha,
2291 "scsi(%ld) Vendor request %s completed\n", vha->host_no, type));
2292 rval = bsg_job->reply->result = 0;
2293 bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(response) + sizeof(uint8_t);
2294 bsg_job->reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len;
2295 fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
2296 memcpy(fw_sts_ptr, response, sizeof(response));
2297 fw_sts_ptr += sizeof(response);
2298 *fw_sts_ptr = command_sent;
2299 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
2300 bsg_job->reply_payload.sg_cnt, rsp_data,
2301 rsp_data_len);
2302 }
2303 bsg_job->job_done(bsg_job);
2304
2305done_unmap_sg:
2306
2307 if(req_data)
2308 dma_free_coherent(&ha->pdev->dev, req_data_len,
2309 req_data, req_data_dma);
2310 dma_unmap_sg(&ha->pdev->dev,
2311 bsg_job->request_payload.sg_list,
2312 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
2313 dma_unmap_sg(&ha->pdev->dev,
2314 bsg_job->reply_payload.sg_list,
2315 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
2316
2317done:
2318 return rval;
2319}
2320
2321static int
2322qla24xx_bsg_request(struct fc_bsg_job *bsg_job)
2323{
2324 int ret = -EINVAL;
2325
2326 switch (bsg_job->request->msgcode) {
2327 case FC_BSG_RPT_ELS:
2328 case FC_BSG_HST_ELS_NOLOGIN:
2329 ret = qla2x00_process_els(bsg_job);
2330 break;
2331 case FC_BSG_HST_CT:
2332 ret = qla2x00_process_ct(bsg_job);
2333 break;
2334 case FC_BSG_HST_VENDOR:
2335 ret = qla2x00_process_vendor_specific(bsg_job);
2336 break;
2337 case FC_BSG_HST_ADD_RPORT:
2338 case FC_BSG_HST_DEL_RPORT:
2339 case FC_BSG_RPT_CT:
2340 default:
2341 DEBUG2(printk("qla2xxx: unsupported BSG request\n"));
2342 break;
2343 }
2344 return ret;
2345}
2346
2347static int
2348qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job)
2349{
2350 scsi_qla_host_t *vha = shost_priv(bsg_job->shost);
2351 struct qla_hw_data *ha = vha->hw;
2352 srb_t *sp;
2353 int cnt, que;
2354 unsigned long flags;
2355 struct req_que *req;
2356 struct srb_bsg *sp_bsg;
2357
2358 /* find the bsg job from the active list of commands */
2359 spin_lock_irqsave(&ha->hardware_lock, flags);
2360 for (que = 0; que < ha->max_req_queues; que++) {
2361 req = ha->req_q_map[que];
2362 if (!req)
2363 continue;
2364
2365 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++ ) {
2366 sp = req->outstanding_cmds[cnt];
2367
2368 if (sp) {
2369 sp_bsg = (struct srb_bsg*)sp->ctx;
2370
2371 if (((sp_bsg->ctx.type == SRB_CT_CMD) ||
2372 (sp_bsg->ctx.type == SRB_ELS_CMD_RPT)
2373 || ( sp_bsg->ctx.type == SRB_ELS_CMD_HST)) &&
2374 (sp_bsg->bsg_job == bsg_job)) {
2375 if (ha->isp_ops->abort_command(sp)) {
2376 DEBUG2(qla_printk(KERN_INFO, ha,
2377 "scsi(%ld): mbx abort_command failed\n", vha->host_no));
2378 bsg_job->req->errors = bsg_job->reply->result = -EIO;
2379 } else {
2380 DEBUG2(qla_printk(KERN_INFO, ha,
2381 "scsi(%ld): mbx abort_command success\n", vha->host_no));
2382 bsg_job->req->errors = bsg_job->reply->result = 0;
2383 }
2384 goto done;
2385 }
2386 }
2387 }
2388 }
2389 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2390 DEBUG2(qla_printk(KERN_INFO, ha,
2391 "scsi(%ld) SRB not found to abort\n", vha->host_no));
2392 bsg_job->req->errors = bsg_job->reply->result = -ENXIO;
2393 return 0;
2394
2395done:
2396 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2397 if (bsg_job->request->msgcode == FC_BSG_HST_CT)
2398 kfree(sp->fcport);
2399 kfree(sp->ctx);
2400 mempool_free(sp, ha->srb_mempool);
2401 return 0;
2402}
2403
1775struct fc_function_template qla2xxx_transport_functions = { 2404struct fc_function_template qla2xxx_transport_functions = {
1776 2405
1777 .show_host_node_name = 1, 2406 .show_host_node_name = 1,
@@ -1815,6 +2444,8 @@ struct fc_function_template qla2xxx_transport_functions = {
1815 .vport_create = qla24xx_vport_create, 2444 .vport_create = qla24xx_vport_create,
1816 .vport_disable = qla24xx_vport_disable, 2445 .vport_disable = qla24xx_vport_disable,
1817 .vport_delete = qla24xx_vport_delete, 2446 .vport_delete = qla24xx_vport_delete,
2447 .bsg_request = qla24xx_bsg_request,
2448 .bsg_timeout = qla24xx_bsg_timeout,
1818}; 2449};
1819 2450
1820struct fc_function_template qla2xxx_transport_vport_functions = { 2451struct fc_function_template qla2xxx_transport_vport_functions = {
@@ -1855,6 +2486,8 @@ struct fc_function_template qla2xxx_transport_vport_functions = {
1855 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk, 2486 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
1856 .terminate_rport_io = qla2x00_terminate_rport_io, 2487 .terminate_rport_io = qla2x00_terminate_rport_io,
1857 .get_fc_host_stats = qla2x00_get_fc_host_stats, 2488 .get_fc_host_stats = qla2x00_get_fc_host_stats,
2489 .bsg_request = qla24xx_bsg_request,
2490 .bsg_timeout = qla24xx_bsg_timeout,
1858}; 2491};
1859 2492
1860void 2493void
@@ -1883,3 +2516,125 @@ qla2x00_init_host_attr(scsi_qla_host_t *vha)
1883 speed = FC_PORTSPEED_1GBIT; 2516 speed = FC_PORTSPEED_1GBIT;
1884 fc_host_supported_speeds(vha->host) = speed; 2517 fc_host_supported_speeds(vha->host) = speed;
1885} 2518}
2519static int
2520qla84xx_reset(scsi_qla_host_t *ha, struct msg_echo_lb *mreq, struct fc_bsg_job *bsg_job)
2521{
2522 int ret = 0;
2523 int cmd;
2524 uint16_t cmd_status;
2525
2526 DEBUG16(printk("%s(%ld): entered.\n", __func__, ha->host_no));
2527
2528 cmd = (*((bsg_job->request->rqst_data.h_vendor.vendor_cmd) + 2))
2529 == A84_RESET_FLAG_ENABLE_DIAG_FW ?
2530 A84_ISSUE_RESET_DIAG_FW : A84_ISSUE_RESET_OP_FW;
2531 ret = qla84xx_reset_chip(ha, cmd == A84_ISSUE_RESET_DIAG_FW,
2532 &cmd_status);
2533 return ret;
2534}
2535
2536static int
2537qla84xx_mgmt_cmd(scsi_qla_host_t *ha, struct msg_echo_lb *mreq, struct fc_bsg_job *bsg_job)
2538{
2539 struct access_chip_84xx *mn;
2540 dma_addr_t mn_dma, mgmt_dma;
2541 void *mgmt_b = NULL;
2542 int ret = 0;
2543 int rsp_hdr_len, len = 0;
2544 struct qla84_msg_mgmt *ql84_mgmt;
2545
2546 ql84_mgmt = (struct qla84_msg_mgmt *) vmalloc(sizeof(struct qla84_msg_mgmt));
2547 ql84_mgmt->cmd =
2548 *((uint16_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 2));
2549 ql84_mgmt->mgmtp.u.mem.start_addr =
2550 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 3));
2551 ql84_mgmt->len =
2552 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 4));
2553 ql84_mgmt->mgmtp.u.config.id =
2554 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 5));
2555 ql84_mgmt->mgmtp.u.config.param0 =
2556 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 6));
2557 ql84_mgmt->mgmtp.u.config.param1 =
2558 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 7));
2559 ql84_mgmt->mgmtp.u.info.type =
2560 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 8));
2561 ql84_mgmt->mgmtp.u.info.context =
2562 *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 9));
2563
2564 rsp_hdr_len = bsg_job->request_payload.payload_len;
2565
2566 mn = dma_pool_alloc(ha->hw->s_dma_pool, GFP_KERNEL, &mn_dma);
2567 if (mn == NULL) {
2568 DEBUG2(printk(KERN_ERR "%s: dma alloc for fw buffer "
2569 "failed%lu\n", __func__, ha->host_no));
2570 return -ENOMEM;
2571 }
2572
2573 memset(mn, 0, sizeof (struct access_chip_84xx));
2574
2575 mn->entry_type = ACCESS_CHIP_IOCB_TYPE;
2576 mn->entry_count = 1;
2577
2578 switch (ql84_mgmt->cmd) {
2579 case QLA84_MGMT_READ_MEM:
2580 mn->options = cpu_to_le16(ACO_DUMP_MEMORY);
2581 mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.mem.start_addr);
2582 break;
2583 case QLA84_MGMT_WRITE_MEM:
2584 mn->options = cpu_to_le16(ACO_LOAD_MEMORY);
2585 mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.mem.start_addr);
2586 break;
2587 case QLA84_MGMT_CHNG_CONFIG:
2588 mn->options = cpu_to_le16(ACO_CHANGE_CONFIG_PARAM);
2589 mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.config.id);
2590 mn->parameter2 = cpu_to_le32(ql84_mgmt->mgmtp.u.config.param0);
2591 mn->parameter3 = cpu_to_le32(ql84_mgmt->mgmtp.u.config.param1);
2592 break;
2593 case QLA84_MGMT_GET_INFO:
2594 mn->options = cpu_to_le16(ACO_REQUEST_INFO);
2595 mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.info.type);
2596 mn->parameter2 = cpu_to_le32(ql84_mgmt->mgmtp.u.info.context);
2597 break;
2598 default:
2599 ret = -EIO;
2600 goto exit_mgmt0;
2601 }
2602
2603 if ((len == ql84_mgmt->len) &&
2604 ql84_mgmt->cmd != QLA84_MGMT_CHNG_CONFIG) {
2605 mgmt_b = dma_alloc_coherent(&ha->hw->pdev->dev, len,
2606 &mgmt_dma, GFP_KERNEL);
2607 if (mgmt_b == NULL) {
2608 DEBUG2(printk(KERN_ERR "%s: dma alloc mgmt_b "
2609 "failed%lu\n", __func__, ha->host_no));
2610 ret = -ENOMEM;
2611 goto exit_mgmt0;
2612 }
2613 mn->total_byte_cnt = cpu_to_le32(ql84_mgmt->len);
2614 mn->dseg_count = cpu_to_le16(1);
2615 mn->dseg_address[0] = cpu_to_le32(LSD(mgmt_dma));
2616 mn->dseg_address[1] = cpu_to_le32(MSD(mgmt_dma));
2617 mn->dseg_length = cpu_to_le32(len);
2618
2619 if (ql84_mgmt->cmd == QLA84_MGMT_WRITE_MEM) {
2620 memcpy(mgmt_b, ql84_mgmt->payload, len);
2621 }
2622 }
2623
2624 ret = qla2x00_issue_iocb(ha, mn, mn_dma, 0);
2625 if ((ret != QLA_SUCCESS) || (ql84_mgmt->cmd == QLA84_MGMT_WRITE_MEM)
2626 || (ql84_mgmt->cmd == QLA84_MGMT_CHNG_CONFIG)) {
2627 if (ret != QLA_SUCCESS)
2628 DEBUG2(printk(KERN_ERR "%s(%lu): failed\n",
2629 __func__, ha->host_no));
2630 } else if ((ql84_mgmt->cmd == QLA84_MGMT_READ_MEM) ||
2631 (ql84_mgmt->cmd == QLA84_MGMT_GET_INFO)) {
2632 }
2633
2634 if (mgmt_b)
2635 dma_free_coherent(&ha->hw->pdev->dev, len, mgmt_b, mgmt_dma);
2636
2637exit_mgmt0:
2638 dma_pool_free(ha->hw->s_dma_pool, mn, mn_dma);
2639 return ret;
2640}
generated by cgit v1.2.2 (git 2.25.0) at 2025-08-02 16:18:13 -0400