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-rw-r--r--drivers/scsi/libfc/fc_exch.c23
-rw-r--r--drivers/scsi/libiscsi.c4
-rw-r--r--drivers/scsi/libsas/sas_expander.c147
-rw-r--r--drivers/scsi/libsas/sas_port.c19
-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_base.c98
-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_base.h6
-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_config.c91
-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_scsih.c124
-rw-r--r--drivers/scsi/qla4xxx/ql4_dbg.c15
-rw-r--r--drivers/scsi/qla4xxx/ql4_def.h9
-rw-r--r--drivers/scsi/qla4xxx/ql4_fw.h7
-rw-r--r--drivers/scsi/qla4xxx/ql4_iocb.c133
-rw-r--r--drivers/scsi/qla4xxx/ql4_isr.c145
-rw-r--r--drivers/scsi/qla4xxx/ql4_mbx.c10
-rw-r--r--drivers/scsi/qla4xxx/ql4_os.c40
-rw-r--r--drivers/scsi/qla4xxx/ql4_version.h2
-rw-r--r--drivers/scsi/scsi_transport_iscsi.c4
-rw-r--r--drivers/scsi/sd.c20
18 files changed, 553 insertions, 344 deletions
diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c
index 2bc22be5f849..145ab9ba55ea 100644
--- a/drivers/scsi/libfc/fc_exch.c
+++ b/drivers/scsi/libfc/fc_exch.c
@@ -415,9 +415,9 @@ static void fc_exch_timeout(struct work_struct *work)
415 e_stat = ep->esb_stat; 415 e_stat = ep->esb_stat;
416 if (e_stat & ESB_ST_COMPLETE) { 416 if (e_stat & ESB_ST_COMPLETE) {
417 ep->esb_stat = e_stat & ~ESB_ST_REC_QUAL; 417 ep->esb_stat = e_stat & ~ESB_ST_REC_QUAL;
418 spin_unlock_bh(&ep->ex_lock);
418 if (e_stat & ESB_ST_REC_QUAL) 419 if (e_stat & ESB_ST_REC_QUAL)
419 fc_exch_rrq(ep); 420 fc_exch_rrq(ep);
420 spin_unlock_bh(&ep->ex_lock);
421 goto done; 421 goto done;
422 } else { 422 } else {
423 resp = ep->resp; 423 resp = ep->resp;
@@ -1624,14 +1624,14 @@ static void fc_exch_rrq(struct fc_exch *ep)
1624 struct fc_lport *lp; 1624 struct fc_lport *lp;
1625 struct fc_els_rrq *rrq; 1625 struct fc_els_rrq *rrq;
1626 struct fc_frame *fp; 1626 struct fc_frame *fp;
1627 struct fc_seq *rrq_sp;
1628 u32 did; 1627 u32 did;
1629 1628
1630 lp = ep->lp; 1629 lp = ep->lp;
1631 1630
1632 fp = fc_frame_alloc(lp, sizeof(*rrq)); 1631 fp = fc_frame_alloc(lp, sizeof(*rrq));
1633 if (!fp) 1632 if (!fp)
1634 return; 1633 goto retry;
1634
1635 rrq = fc_frame_payload_get(fp, sizeof(*rrq)); 1635 rrq = fc_frame_payload_get(fp, sizeof(*rrq));
1636 memset(rrq, 0, sizeof(*rrq)); 1636 memset(rrq, 0, sizeof(*rrq));
1637 rrq->rrq_cmd = ELS_RRQ; 1637 rrq->rrq_cmd = ELS_RRQ;
@@ -1647,13 +1647,20 @@ static void fc_exch_rrq(struct fc_exch *ep)
1647 fc_host_port_id(lp->host), FC_TYPE_ELS, 1647 fc_host_port_id(lp->host), FC_TYPE_ELS,
1648 FC_FC_FIRST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT, 0); 1648 FC_FC_FIRST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT, 0);
1649 1649
1650 rrq_sp = fc_exch_seq_send(lp, fp, fc_exch_rrq_resp, NULL, ep, 1650 if (fc_exch_seq_send(lp, fp, fc_exch_rrq_resp, NULL, ep, lp->e_d_tov))
1651 lp->e_d_tov); 1651 return;
1652 if (!rrq_sp) { 1652
1653 ep->esb_stat |= ESB_ST_REC_QUAL; 1653retry:
1654 fc_exch_timer_set_locked(ep, ep->r_a_tov); 1654 spin_lock_bh(&ep->ex_lock);
1655 if (ep->state & (FC_EX_RST_CLEANUP | FC_EX_DONE)) {
1656 spin_unlock_bh(&ep->ex_lock);
1657 /* drop hold for rec qual */
1658 fc_exch_release(ep);
1655 return; 1659 return;
1656 } 1660 }
1661 ep->esb_stat |= ESB_ST_REC_QUAL;
1662 fc_exch_timer_set_locked(ep, ep->r_a_tov);
1663 spin_unlock_bh(&ep->ex_lock);
1657} 1664}
1658 1665
1659 1666
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 716cc344c5df..a751f6230c22 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -1974,10 +1974,10 @@ int iscsi_eh_abort(struct scsi_cmnd *sc)
1974 * good and have never sent us a successful tmf response 1974 * good and have never sent us a successful tmf response
1975 * then sent more data for the cmd. 1975 * then sent more data for the cmd.
1976 */ 1976 */
1977 spin_lock(&session->lock); 1977 spin_lock_bh(&session->lock);
1978 fail_scsi_task(task, DID_ABORT); 1978 fail_scsi_task(task, DID_ABORT);
1979 conn->tmf_state = TMF_INITIAL; 1979 conn->tmf_state = TMF_INITIAL;
1980 spin_unlock(&session->lock); 1980 spin_unlock_bh(&session->lock);
1981 iscsi_start_tx(conn); 1981 iscsi_start_tx(conn);
1982 goto success_unlocked; 1982 goto success_unlocked;
1983 case TMF_TIMEDOUT: 1983 case TMF_TIMEDOUT:
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index 54fa1e42dc4d..b3381959acce 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -766,6 +766,7 @@ static int sas_ex_join_wide_port(struct domain_device *parent, int phy_id)
766 if (!memcmp(phy->attached_sas_addr, ephy->attached_sas_addr, 766 if (!memcmp(phy->attached_sas_addr, ephy->attached_sas_addr,
767 SAS_ADDR_SIZE) && ephy->port) { 767 SAS_ADDR_SIZE) && ephy->port) {
768 sas_port_add_phy(ephy->port, phy->phy); 768 sas_port_add_phy(ephy->port, phy->phy);
769 phy->port = ephy->port;
769 phy->phy_state = PHY_DEVICE_DISCOVERED; 770 phy->phy_state = PHY_DEVICE_DISCOVERED;
770 return 0; 771 return 0;
771 } 772 }
@@ -945,11 +946,21 @@ static int sas_ex_discover_dev(struct domain_device *dev, int phy_id)
945 if (ex->ex_phy[i].phy_state == PHY_VACANT || 946 if (ex->ex_phy[i].phy_state == PHY_VACANT ||
946 ex->ex_phy[i].phy_state == PHY_NOT_PRESENT) 947 ex->ex_phy[i].phy_state == PHY_NOT_PRESENT)
947 continue; 948 continue;
948 949 /*
950 * Due to races, the phy might not get added to the
951 * wide port, so we add the phy to the wide port here.
952 */
949 if (SAS_ADDR(ex->ex_phy[i].attached_sas_addr) == 953 if (SAS_ADDR(ex->ex_phy[i].attached_sas_addr) ==
950 SAS_ADDR(child->sas_addr)) 954 SAS_ADDR(child->sas_addr)) {
951 ex->ex_phy[i].phy_state= PHY_DEVICE_DISCOVERED; 955 ex->ex_phy[i].phy_state= PHY_DEVICE_DISCOVERED;
956 res = sas_ex_join_wide_port(dev, i);
957 if (!res)
958 SAS_DPRINTK("Attaching ex phy%d to wide port %016llx\n",
959 i, SAS_ADDR(ex->ex_phy[i].attached_sas_addr));
960
961 }
952 } 962 }
963 res = 0;
953 } 964 }
954 965
955 return res; 966 return res;
@@ -1598,7 +1609,7 @@ static int sas_get_phy_attached_sas_addr(struct domain_device *dev,
1598} 1609}
1599 1610
1600static int sas_find_bcast_phy(struct domain_device *dev, int *phy_id, 1611static int sas_find_bcast_phy(struct domain_device *dev, int *phy_id,
1601 int from_phy) 1612 int from_phy, bool update)
1602{ 1613{
1603 struct expander_device *ex = &dev->ex_dev; 1614 struct expander_device *ex = &dev->ex_dev;
1604 int res = 0; 1615 int res = 0;
@@ -1611,7 +1622,9 @@ static int sas_find_bcast_phy(struct domain_device *dev, int *phy_id,
1611 if (res) 1622 if (res)
1612 goto out; 1623 goto out;
1613 else if (phy_change_count != ex->ex_phy[i].phy_change_count) { 1624 else if (phy_change_count != ex->ex_phy[i].phy_change_count) {
1614 ex->ex_phy[i].phy_change_count = phy_change_count; 1625 if (update)
1626 ex->ex_phy[i].phy_change_count =
1627 phy_change_count;
1615 *phy_id = i; 1628 *phy_id = i;
1616 return 0; 1629 return 0;
1617 } 1630 }
@@ -1653,31 +1666,52 @@ out:
1653 kfree(rg_req); 1666 kfree(rg_req);
1654 return res; 1667 return res;
1655} 1668}
1669/**
1670 * sas_find_bcast_dev - find the device issue BROADCAST(CHANGE).
1671 * @dev:domain device to be detect.
1672 * @src_dev: the device which originated BROADCAST(CHANGE).
1673 *
1674 * Add self-configuration expander suport. Suppose two expander cascading,
1675 * when the first level expander is self-configuring, hotplug the disks in
1676 * second level expander, BROADCAST(CHANGE) will not only be originated
1677 * in the second level expander, but also be originated in the first level
1678 * expander (see SAS protocol SAS 2r-14, 7.11 for detail), it is to say,
1679 * expander changed count in two level expanders will all increment at least
1680 * once, but the phy which chang count has changed is the source device which
1681 * we concerned.
1682 */
1656 1683
1657static int sas_find_bcast_dev(struct domain_device *dev, 1684static int sas_find_bcast_dev(struct domain_device *dev,
1658 struct domain_device **src_dev) 1685 struct domain_device **src_dev)
1659{ 1686{
1660 struct expander_device *ex = &dev->ex_dev; 1687 struct expander_device *ex = &dev->ex_dev;
1661 int ex_change_count = -1; 1688 int ex_change_count = -1;
1689 int phy_id = -1;
1662 int res; 1690 int res;
1691 struct domain_device *ch;
1663 1692
1664 res = sas_get_ex_change_count(dev, &ex_change_count); 1693 res = sas_get_ex_change_count(dev, &ex_change_count);
1665 if (res) 1694 if (res)
1666 goto out; 1695 goto out;
1667 if (ex_change_count != -1 && 1696 if (ex_change_count != -1 && ex_change_count != ex->ex_change_count) {
1668 ex_change_count != ex->ex_change_count) { 1697 /* Just detect if this expander phys phy change count changed,
1669 *src_dev = dev; 1698 * in order to determine if this expander originate BROADCAST,
1670 ex->ex_change_count = ex_change_count; 1699 * and do not update phy change count field in our structure.
1671 } else { 1700 */
1672 struct domain_device *ch; 1701 res = sas_find_bcast_phy(dev, &phy_id, 0, false);
1673 1702 if (phy_id != -1) {
1674 list_for_each_entry(ch, &ex->children, siblings) { 1703 *src_dev = dev;
1675 if (ch->dev_type == EDGE_DEV || 1704 ex->ex_change_count = ex_change_count;
1676 ch->dev_type == FANOUT_DEV) { 1705 SAS_DPRINTK("Expander phy change count has changed\n");
1677 res = sas_find_bcast_dev(ch, src_dev); 1706 return res;
1678 if (src_dev) 1707 } else
1679 return res; 1708 SAS_DPRINTK("Expander phys DID NOT change\n");
1680 } 1709 }
1710 list_for_each_entry(ch, &ex->children, siblings) {
1711 if (ch->dev_type == EDGE_DEV || ch->dev_type == FANOUT_DEV) {
1712 res = sas_find_bcast_dev(ch, src_dev);
1713 if (src_dev)
1714 return res;
1681 } 1715 }
1682 } 1716 }
1683out: 1717out:
@@ -1700,24 +1734,26 @@ static void sas_unregister_ex_tree(struct domain_device *dev)
1700} 1734}
1701 1735
1702static void sas_unregister_devs_sas_addr(struct domain_device *parent, 1736static void sas_unregister_devs_sas_addr(struct domain_device *parent,
1703 int phy_id) 1737 int phy_id, bool last)
1704{ 1738{
1705 struct expander_device *ex_dev = &parent->ex_dev; 1739 struct expander_device *ex_dev = &parent->ex_dev;
1706 struct ex_phy *phy = &ex_dev->ex_phy[phy_id]; 1740 struct ex_phy *phy = &ex_dev->ex_phy[phy_id];
1707 struct domain_device *child, *n; 1741 struct domain_device *child, *n;
1708 1742 if (last) {
1709 list_for_each_entry_safe(child, n, &ex_dev->children, siblings) { 1743 list_for_each_entry_safe(child, n,
1710 if (SAS_ADDR(child->sas_addr) == 1744 &ex_dev->children, siblings) {
1711 SAS_ADDR(phy->attached_sas_addr)) { 1745 if (SAS_ADDR(child->sas_addr) ==
1712 if (child->dev_type == EDGE_DEV || 1746 SAS_ADDR(phy->attached_sas_addr)) {
1713 child->dev_type == FANOUT_DEV) 1747 if (child->dev_type == EDGE_DEV ||
1714 sas_unregister_ex_tree(child); 1748 child->dev_type == FANOUT_DEV)
1715 else 1749 sas_unregister_ex_tree(child);
1716 sas_unregister_dev(child); 1750 else
1717 break; 1751 sas_unregister_dev(child);
1752 break;
1753 }
1718 } 1754 }
1755 sas_disable_routing(parent, phy->attached_sas_addr);
1719 } 1756 }
1720 sas_disable_routing(parent, phy->attached_sas_addr);
1721 memset(phy->attached_sas_addr, 0, SAS_ADDR_SIZE); 1757 memset(phy->attached_sas_addr, 0, SAS_ADDR_SIZE);
1722 sas_port_delete_phy(phy->port, phy->phy); 1758 sas_port_delete_phy(phy->port, phy->phy);
1723 if (phy->port->num_phys == 0) 1759 if (phy->port->num_phys == 0)
@@ -1770,15 +1806,31 @@ static int sas_discover_new(struct domain_device *dev, int phy_id)
1770{ 1806{
1771 struct ex_phy *ex_phy = &dev->ex_dev.ex_phy[phy_id]; 1807 struct ex_phy *ex_phy = &dev->ex_dev.ex_phy[phy_id];
1772 struct domain_device *child; 1808 struct domain_device *child;
1773 int res; 1809 bool found = false;
1810 int res, i;
1774 1811
1775 SAS_DPRINTK("ex %016llx phy%d new device attached\n", 1812 SAS_DPRINTK("ex %016llx phy%d new device attached\n",
1776 SAS_ADDR(dev->sas_addr), phy_id); 1813 SAS_ADDR(dev->sas_addr), phy_id);
1777 res = sas_ex_phy_discover(dev, phy_id); 1814 res = sas_ex_phy_discover(dev, phy_id);
1778 if (res) 1815 if (res)
1779 goto out; 1816 goto out;
1817 /* to support the wide port inserted */
1818 for (i = 0; i < dev->ex_dev.num_phys; i++) {
1819 struct ex_phy *ex_phy_temp = &dev->ex_dev.ex_phy[i];
1820 if (i == phy_id)
1821 continue;
1822 if (SAS_ADDR(ex_phy_temp->attached_sas_addr) ==
1823 SAS_ADDR(ex_phy->attached_sas_addr)) {
1824 found = true;
1825 break;
1826 }
1827 }
1828 if (found) {
1829 sas_ex_join_wide_port(dev, phy_id);
1830 return 0;
1831 }
1780 res = sas_ex_discover_devices(dev, phy_id); 1832 res = sas_ex_discover_devices(dev, phy_id);
1781 if (res) 1833 if (!res)
1782 goto out; 1834 goto out;
1783 list_for_each_entry(child, &dev->ex_dev.children, siblings) { 1835 list_for_each_entry(child, &dev->ex_dev.children, siblings) {
1784 if (SAS_ADDR(child->sas_addr) == 1836 if (SAS_ADDR(child->sas_addr) ==
@@ -1793,7 +1845,7 @@ out:
1793 return res; 1845 return res;
1794} 1846}
1795 1847
1796static int sas_rediscover_dev(struct domain_device *dev, int phy_id) 1848static int sas_rediscover_dev(struct domain_device *dev, int phy_id, bool last)
1797{ 1849{
1798 struct expander_device *ex = &dev->ex_dev; 1850 struct expander_device *ex = &dev->ex_dev;
1799 struct ex_phy *phy = &ex->ex_phy[phy_id]; 1851 struct ex_phy *phy = &ex->ex_phy[phy_id];
@@ -1804,11 +1856,11 @@ static int sas_rediscover_dev(struct domain_device *dev, int phy_id)
1804 switch (res) { 1856 switch (res) {
1805 case SMP_RESP_NO_PHY: 1857 case SMP_RESP_NO_PHY:
1806 phy->phy_state = PHY_NOT_PRESENT; 1858 phy->phy_state = PHY_NOT_PRESENT;
1807 sas_unregister_devs_sas_addr(dev, phy_id); 1859 sas_unregister_devs_sas_addr(dev, phy_id, last);
1808 goto out; break; 1860 goto out; break;
1809 case SMP_RESP_PHY_VACANT: 1861 case SMP_RESP_PHY_VACANT:
1810 phy->phy_state = PHY_VACANT; 1862 phy->phy_state = PHY_VACANT;
1811 sas_unregister_devs_sas_addr(dev, phy_id); 1863 sas_unregister_devs_sas_addr(dev, phy_id, last);
1812 goto out; break; 1864 goto out; break;
1813 case SMP_RESP_FUNC_ACC: 1865 case SMP_RESP_FUNC_ACC:
1814 break; 1866 break;
@@ -1816,7 +1868,7 @@ static int sas_rediscover_dev(struct domain_device *dev, int phy_id)
1816 1868
1817 if (SAS_ADDR(attached_sas_addr) == 0) { 1869 if (SAS_ADDR(attached_sas_addr) == 0) {
1818 phy->phy_state = PHY_EMPTY; 1870 phy->phy_state = PHY_EMPTY;
1819 sas_unregister_devs_sas_addr(dev, phy_id); 1871 sas_unregister_devs_sas_addr(dev, phy_id, last);
1820 } else if (SAS_ADDR(attached_sas_addr) == 1872 } else if (SAS_ADDR(attached_sas_addr) ==
1821 SAS_ADDR(phy->attached_sas_addr)) { 1873 SAS_ADDR(phy->attached_sas_addr)) {
1822 SAS_DPRINTK("ex %016llx phy 0x%x broadcast flutter\n", 1874 SAS_DPRINTK("ex %016llx phy 0x%x broadcast flutter\n",
@@ -1828,12 +1880,27 @@ out:
1828 return res; 1880 return res;
1829} 1881}
1830 1882
1883/**
1884 * sas_rediscover - revalidate the domain.
1885 * @dev:domain device to be detect.
1886 * @phy_id: the phy id will be detected.
1887 *
1888 * NOTE: this process _must_ quit (return) as soon as any connection
1889 * errors are encountered. Connection recovery is done elsewhere.
1890 * Discover process only interrogates devices in order to discover the
1891 * domain.For plugging out, we un-register the device only when it is
1892 * the last phy in the port, for other phys in this port, we just delete it
1893 * from the port.For inserting, we do discovery when it is the
1894 * first phy,for other phys in this port, we add it to the port to
1895 * forming the wide-port.
1896 */
1831static int sas_rediscover(struct domain_device *dev, const int phy_id) 1897static int sas_rediscover(struct domain_device *dev, const int phy_id)
1832{ 1898{
1833 struct expander_device *ex = &dev->ex_dev; 1899 struct expander_device *ex = &dev->ex_dev;
1834 struct ex_phy *changed_phy = &ex->ex_phy[phy_id]; 1900 struct ex_phy *changed_phy = &ex->ex_phy[phy_id];
1835 int res = 0; 1901 int res = 0;
1836 int i; 1902 int i;
1903 bool last = true; /* is this the last phy of the port */
1837 1904
1838 SAS_DPRINTK("ex %016llx phy%d originated BROADCAST(CHANGE)\n", 1905 SAS_DPRINTK("ex %016llx phy%d originated BROADCAST(CHANGE)\n",
1839 SAS_ADDR(dev->sas_addr), phy_id); 1906 SAS_ADDR(dev->sas_addr), phy_id);
@@ -1848,13 +1915,13 @@ static int sas_rediscover(struct domain_device *dev, const int phy_id)
1848 SAS_ADDR(changed_phy->attached_sas_addr)) { 1915 SAS_ADDR(changed_phy->attached_sas_addr)) {
1849 SAS_DPRINTK("phy%d part of wide port with " 1916 SAS_DPRINTK("phy%d part of wide port with "
1850 "phy%d\n", phy_id, i); 1917 "phy%d\n", phy_id, i);
1851 goto out; 1918 last = false;
1919 break;
1852 } 1920 }
1853 } 1921 }
1854 res = sas_rediscover_dev(dev, phy_id); 1922 res = sas_rediscover_dev(dev, phy_id, last);
1855 } else 1923 } else
1856 res = sas_discover_new(dev, phy_id); 1924 res = sas_discover_new(dev, phy_id);
1857out:
1858 return res; 1925 return res;
1859} 1926}
1860 1927
@@ -1881,7 +1948,7 @@ int sas_ex_revalidate_domain(struct domain_device *port_dev)
1881 1948
1882 do { 1949 do {
1883 phy_id = -1; 1950 phy_id = -1;
1884 res = sas_find_bcast_phy(dev, &phy_id, i); 1951 res = sas_find_bcast_phy(dev, &phy_id, i, true);
1885 if (phy_id == -1) 1952 if (phy_id == -1)
1886 break; 1953 break;
1887 res = sas_rediscover(dev, phy_id); 1954 res = sas_rediscover(dev, phy_id);
diff --git a/drivers/scsi/libsas/sas_port.c b/drivers/scsi/libsas/sas_port.c
index e6ac59c023f1..fe8b74c706d2 100644
--- a/drivers/scsi/libsas/sas_port.c
+++ b/drivers/scsi/libsas/sas_port.c
@@ -56,7 +56,7 @@ static void sas_form_port(struct asd_sas_phy *phy)
56 } 56 }
57 } 57 }
58 58
59 /* find a port */ 59 /* see if the phy should be part of a wide port */
60 spin_lock_irqsave(&sas_ha->phy_port_lock, flags); 60 spin_lock_irqsave(&sas_ha->phy_port_lock, flags);
61 for (i = 0; i < sas_ha->num_phys; i++) { 61 for (i = 0; i < sas_ha->num_phys; i++) {
62 port = sas_ha->sas_port[i]; 62 port = sas_ha->sas_port[i];
@@ -69,12 +69,23 @@ static void sas_form_port(struct asd_sas_phy *phy)
69 SAS_DPRINTK("phy%d matched wide port%d\n", phy->id, 69 SAS_DPRINTK("phy%d matched wide port%d\n", phy->id,
70 port->id); 70 port->id);
71 break; 71 break;
72 } else if (*(u64 *) port->sas_addr == 0 && port->num_phys==0) {
73 memcpy(port->sas_addr, phy->sas_addr, SAS_ADDR_SIZE);
74 break;
75 } 72 }
76 spin_unlock(&port->phy_list_lock); 73 spin_unlock(&port->phy_list_lock);
77 } 74 }
75 /* The phy does not match any existing port, create a new one */
76 if (i == sas_ha->num_phys) {
77 for (i = 0; i < sas_ha->num_phys; i++) {
78 port = sas_ha->sas_port[i];
79 spin_lock(&port->phy_list_lock);
80 if (*(u64 *)port->sas_addr == 0
81 && port->num_phys == 0) {
82 memcpy(port->sas_addr, phy->sas_addr,
83 SAS_ADDR_SIZE);
84 break;
85 }
86 spin_unlock(&port->phy_list_lock);
87 }
88 }
78 89
79 if (i >= sas_ha->num_phys) { 90 if (i >= sas_ha->num_phys) {
80 printk(KERN_NOTICE "%s: couldn't find a free port, bug?\n", 91 printk(KERN_NOTICE "%s: couldn't find a free port, bug?\n",
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
index f3da592f7bcc..35a13867495e 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -119,6 +119,64 @@ _base_fault_reset_work(struct work_struct *work)
119 spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); 119 spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
120} 120}
121 121
122/**
123 * mpt2sas_base_start_watchdog - start the fault_reset_work_q
124 * @ioc: pointer to scsi command object
125 * Context: sleep.
126 *
127 * Return nothing.
128 */
129void
130mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc)
131{
132 unsigned long flags;
133
134 if (ioc->fault_reset_work_q)
135 return;
136
137 /* initialize fault polling */
138 INIT_DELAYED_WORK(&ioc->fault_reset_work, _base_fault_reset_work);
139 snprintf(ioc->fault_reset_work_q_name,
140 sizeof(ioc->fault_reset_work_q_name), "poll_%d_status", ioc->id);
141 ioc->fault_reset_work_q =
142 create_singlethread_workqueue(ioc->fault_reset_work_q_name);
143 if (!ioc->fault_reset_work_q) {
144 printk(MPT2SAS_ERR_FMT "%s: failed (line=%d)\n",
145 ioc->name, __func__, __LINE__);
146 return;
147 }
148 spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
149 if (ioc->fault_reset_work_q)
150 queue_delayed_work(ioc->fault_reset_work_q,
151 &ioc->fault_reset_work,
152 msecs_to_jiffies(FAULT_POLLING_INTERVAL));
153 spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
154}
155
156/**
157 * mpt2sas_base_stop_watchdog - stop the fault_reset_work_q
158 * @ioc: pointer to scsi command object
159 * Context: sleep.
160 *
161 * Return nothing.
162 */
163void
164mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc)
165{
166 unsigned long flags;
167 struct workqueue_struct *wq;
168
169 spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
170 wq = ioc->fault_reset_work_q;
171 ioc->fault_reset_work_q = NULL;
172 spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
173 if (wq) {
174 if (!cancel_delayed_work(&ioc->fault_reset_work))
175 flush_workqueue(wq);
176 destroy_workqueue(wq);
177 }
178}
179
122#ifdef CONFIG_SCSI_MPT2SAS_LOGGING 180#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
123/** 181/**
124 * _base_sas_ioc_info - verbose translation of the ioc status 182 * _base_sas_ioc_info - verbose translation of the ioc status
@@ -440,6 +498,10 @@ _base_sas_log_info(struct MPT2SAS_ADAPTER *ioc , u32 log_info)
440 if (sas_loginfo.dw.bus_type != 3 /*SAS*/) 498 if (sas_loginfo.dw.bus_type != 3 /*SAS*/)
441 return; 499 return;
442 500
501 /* each nexus loss loginfo */
502 if (log_info == 0x31170000)
503 return;
504
443 /* eat the loginfos associated with task aborts */ 505 /* eat the loginfos associated with task aborts */
444 if (ioc->ignore_loginfos && (log_info == 30050000 || log_info == 506 if (ioc->ignore_loginfos && (log_info == 30050000 || log_info ==
445 0x31140000 || log_info == 0x31130000)) 507 0x31140000 || log_info == 0x31130000))
@@ -1109,7 +1171,6 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc)
1109 } 1171 }
1110 } 1172 }
1111 1173
1112 pci_set_drvdata(pdev, ioc->shost);
1113 _base_mask_interrupts(ioc); 1174 _base_mask_interrupts(ioc);
1114 r = _base_enable_msix(ioc); 1175 r = _base_enable_msix(ioc);
1115 if (r) 1176 if (r)
@@ -1132,7 +1193,6 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc)
1132 ioc->pci_irq = -1; 1193 ioc->pci_irq = -1;
1133 pci_release_selected_regions(ioc->pdev, ioc->bars); 1194 pci_release_selected_regions(ioc->pdev, ioc->bars);
1134 pci_disable_device(pdev); 1195 pci_disable_device(pdev);
1135 pci_set_drvdata(pdev, NULL);
1136 return r; 1196 return r;
1137} 1197}
1138 1198
@@ -3191,7 +3251,6 @@ mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc)
3191 ioc->chip_phys = 0; 3251 ioc->chip_phys = 0;
3192 pci_release_selected_regions(ioc->pdev, ioc->bars); 3252 pci_release_selected_regions(ioc->pdev, ioc->bars);
3193 pci_disable_device(pdev); 3253 pci_disable_device(pdev);
3194 pci_set_drvdata(pdev, NULL);
3195 return; 3254 return;
3196} 3255}
3197 3256
@@ -3205,7 +3264,6 @@ int
3205mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) 3264mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
3206{ 3265{
3207 int r, i; 3266 int r, i;
3208 unsigned long flags;
3209 3267
3210 dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, 3268 dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name,
3211 __func__)); 3269 __func__));
@@ -3214,6 +3272,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
3214 if (r) 3272 if (r)
3215 return r; 3273 return r;
3216 3274
3275 pci_set_drvdata(ioc->pdev, ioc->shost);
3217 r = _base_make_ioc_ready(ioc, CAN_SLEEP, SOFT_RESET); 3276 r = _base_make_ioc_ready(ioc, CAN_SLEEP, SOFT_RESET);
3218 if (r) 3277 if (r)
3219 goto out_free_resources; 3278 goto out_free_resources;
@@ -3288,23 +3347,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
3288 if (r) 3347 if (r)
3289 goto out_free_resources; 3348 goto out_free_resources;
3290 3349
3291 /* initialize fault polling */ 3350 mpt2sas_base_start_watchdog(ioc);
3292 INIT_DELAYED_WORK(&ioc->fault_reset_work, _base_fault_reset_work);
3293 snprintf(ioc->fault_reset_work_q_name,
3294 sizeof(ioc->fault_reset_work_q_name), "poll_%d_status", ioc->id);
3295 ioc->fault_reset_work_q =
3296 create_singlethread_workqueue(ioc->fault_reset_work_q_name);
3297 if (!ioc->fault_reset_work_q) {
3298 printk(MPT2SAS_ERR_FMT "%s: failed (line=%d)\n",
3299 ioc->name, __func__, __LINE__);
3300 goto out_free_resources;
3301 }
3302 spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
3303 if (ioc->fault_reset_work_q)
3304 queue_delayed_work(ioc->fault_reset_work_q,
3305 &ioc->fault_reset_work,
3306 msecs_to_jiffies(FAULT_POLLING_INTERVAL));
3307 spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
3308 return 0; 3351 return 0;
3309 3352
3310 out_free_resources: 3353 out_free_resources:
@@ -3312,6 +3355,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
3312 ioc->remove_host = 1; 3355 ioc->remove_host = 1;
3313 mpt2sas_base_free_resources(ioc); 3356 mpt2sas_base_free_resources(ioc);
3314 _base_release_memory_pools(ioc); 3357 _base_release_memory_pools(ioc);
3358 pci_set_drvdata(ioc->pdev, NULL);
3315 kfree(ioc->tm_cmds.reply); 3359 kfree(ioc->tm_cmds.reply);
3316 kfree(ioc->transport_cmds.reply); 3360 kfree(ioc->transport_cmds.reply);
3317 kfree(ioc->config_cmds.reply); 3361 kfree(ioc->config_cmds.reply);
@@ -3337,22 +3381,14 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
3337void 3381void
3338mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc) 3382mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc)
3339{ 3383{
3340 unsigned long flags;
3341 struct workqueue_struct *wq;
3342 3384
3343 dexitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, 3385 dexitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name,
3344 __func__)); 3386 __func__));
3345 3387
3346 spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags); 3388 mpt2sas_base_stop_watchdog(ioc);
3347 wq = ioc->fault_reset_work_q;
3348 ioc->fault_reset_work_q = NULL;
3349 spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags);
3350 if (!cancel_delayed_work(&ioc->fault_reset_work))
3351 flush_workqueue(wq);
3352 destroy_workqueue(wq);
3353
3354 mpt2sas_base_free_resources(ioc); 3389 mpt2sas_base_free_resources(ioc);
3355 _base_release_memory_pools(ioc); 3390 _base_release_memory_pools(ioc);
3391 pci_set_drvdata(ioc->pdev, NULL);
3356 kfree(ioc->pfacts); 3392 kfree(ioc->pfacts);
3357 kfree(ioc->ctl_cmds.reply); 3393 kfree(ioc->ctl_cmds.reply);
3358 kfree(ioc->base_cmds.reply); 3394 kfree(ioc->base_cmds.reply);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.h b/drivers/scsi/mpt2sas/mpt2sas_base.h
index 286c185fa9e4..acdcff150a35 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.h
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.h
@@ -69,10 +69,10 @@
69#define MPT2SAS_DRIVER_NAME "mpt2sas" 69#define MPT2SAS_DRIVER_NAME "mpt2sas"
70#define MPT2SAS_AUTHOR "LSI Corporation <DL-MPTFusionLinux@lsi.com>" 70#define MPT2SAS_AUTHOR "LSI Corporation <DL-MPTFusionLinux@lsi.com>"
71#define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver" 71#define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver"
72#define MPT2SAS_DRIVER_VERSION "01.100.03.00" 72#define MPT2SAS_DRIVER_VERSION "01.100.04.00"
73#define MPT2SAS_MAJOR_VERSION 01 73#define MPT2SAS_MAJOR_VERSION 01
74#define MPT2SAS_MINOR_VERSION 100 74#define MPT2SAS_MINOR_VERSION 100
75#define MPT2SAS_BUILD_VERSION 03 75#define MPT2SAS_BUILD_VERSION 04
76#define MPT2SAS_RELEASE_VERSION 00 76#define MPT2SAS_RELEASE_VERSION 00
77 77
78/* 78/*
@@ -673,6 +673,8 @@ typedef void (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID,
673 673
674/* base shared API */ 674/* base shared API */
675extern struct list_head mpt2sas_ioc_list; 675extern struct list_head mpt2sas_ioc_list;
676void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc);
677void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc);
676 678
677int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc); 679int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc);
678void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc); 680void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_config.c b/drivers/scsi/mpt2sas/mpt2sas_config.c
index 58cfb97846f7..6ddee161beb3 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_config.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_config.c
@@ -236,17 +236,25 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
236 Mpi2ConfigRequest_t *config_request; 236 Mpi2ConfigRequest_t *config_request;
237 int r; 237 int r;
238 u8 retry_count; 238 u8 retry_count;
239 u8 issue_reset; 239 u8 issue_host_reset = 0;
240 u16 wait_state_count; 240 u16 wait_state_count;
241 241
242 mutex_lock(&ioc->config_cmds.mutex);
242 if (ioc->config_cmds.status != MPT2_CMD_NOT_USED) { 243 if (ioc->config_cmds.status != MPT2_CMD_NOT_USED) {
243 printk(MPT2SAS_ERR_FMT "%s: config_cmd in use\n", 244 printk(MPT2SAS_ERR_FMT "%s: config_cmd in use\n",
244 ioc->name, __func__); 245 ioc->name, __func__);
246 mutex_unlock(&ioc->config_cmds.mutex);
245 return -EAGAIN; 247 return -EAGAIN;
246 } 248 }
247 retry_count = 0; 249 retry_count = 0;
248 250
249 retry_config: 251 retry_config:
252 if (retry_count) {
253 if (retry_count > 2) /* attempt only 2 retries */
254 return -EFAULT;
255 printk(MPT2SAS_INFO_FMT "%s: attempting retry (%d)\n",
256 ioc->name, __func__, retry_count);
257 }
250 wait_state_count = 0; 258 wait_state_count = 0;
251 ioc_state = mpt2sas_base_get_iocstate(ioc, 1); 259 ioc_state = mpt2sas_base_get_iocstate(ioc, 1);
252 while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { 260 while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
@@ -254,8 +262,8 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
254 printk(MPT2SAS_ERR_FMT 262 printk(MPT2SAS_ERR_FMT
255 "%s: failed due to ioc not operational\n", 263 "%s: failed due to ioc not operational\n",
256 ioc->name, __func__); 264 ioc->name, __func__);
257 ioc->config_cmds.status = MPT2_CMD_NOT_USED; 265 r = -EFAULT;
258 return -EFAULT; 266 goto out;
259 } 267 }
260 ssleep(1); 268 ssleep(1);
261 ioc_state = mpt2sas_base_get_iocstate(ioc, 1); 269 ioc_state = mpt2sas_base_get_iocstate(ioc, 1);
@@ -271,8 +279,8 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
271 if (!smid) { 279 if (!smid) {
272 printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", 280 printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n",
273 ioc->name, __func__); 281 ioc->name, __func__);
274 ioc->config_cmds.status = MPT2_CMD_NOT_USED; 282 r = -EAGAIN;
275 return -EAGAIN; 283 goto out;
276 } 284 }
277 285
278 r = 0; 286 r = 0;
@@ -292,9 +300,15 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
292 ioc->name, __func__); 300 ioc->name, __func__);
293 _debug_dump_mf(mpi_request, 301 _debug_dump_mf(mpi_request,
294 sizeof(Mpi2ConfigRequest_t)/4); 302 sizeof(Mpi2ConfigRequest_t)/4);
295 if (!(ioc->config_cmds.status & MPT2_CMD_RESET)) 303 retry_count++;
296 issue_reset = 1; 304 if (ioc->config_cmds.smid == smid)
297 goto issue_host_reset; 305 mpt2sas_base_free_smid(ioc, smid);
306 if ((ioc->shost_recovery) ||
307 (ioc->config_cmds.status & MPT2_CMD_RESET))
308 goto retry_config;
309 issue_host_reset = 1;
310 r = -EFAULT;
311 goto out;
298 } 312 }
299 if (ioc->config_cmds.status & MPT2_CMD_REPLY_VALID) 313 if (ioc->config_cmds.status & MPT2_CMD_REPLY_VALID)
300 memcpy(mpi_reply, ioc->config_cmds.reply, 314 memcpy(mpi_reply, ioc->config_cmds.reply,
@@ -302,21 +316,13 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
302 if (retry_count) 316 if (retry_count)
303 printk(MPT2SAS_INFO_FMT "%s: retry completed!!\n", 317 printk(MPT2SAS_INFO_FMT "%s: retry completed!!\n",
304 ioc->name, __func__); 318 ioc->name, __func__);
319out:
305 ioc->config_cmds.status = MPT2_CMD_NOT_USED; 320 ioc->config_cmds.status = MPT2_CMD_NOT_USED;
306 return r; 321 mutex_unlock(&ioc->config_cmds.mutex);
307 322 if (issue_host_reset)
308 issue_host_reset:
309 if (issue_reset)
310 mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, 323 mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP,
311 FORCE_BIG_HAMMER); 324 FORCE_BIG_HAMMER);
312 ioc->config_cmds.status = MPT2_CMD_NOT_USED; 325 return r;
313 if (!retry_count) {
314 printk(MPT2SAS_INFO_FMT "%s: attempting retry\n",
315 ioc->name, __func__);
316 retry_count++;
317 goto retry_config;
318 }
319 return -EFAULT;
320} 326}
321 327
322/** 328/**
@@ -375,7 +381,6 @@ mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
375 int r; 381 int r;
376 struct config_request mem; 382 struct config_request mem;
377 383
378 mutex_lock(&ioc->config_cmds.mutex);
379 memset(config_page, 0, sizeof(Mpi2ManufacturingPage0_t)); 384 memset(config_page, 0, sizeof(Mpi2ManufacturingPage0_t));
380 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 385 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
381 mpi_request.Function = MPI2_FUNCTION_CONFIG; 386 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -417,7 +422,6 @@ mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
417 _config_free_config_dma_memory(ioc, &mem); 422 _config_free_config_dma_memory(ioc, &mem);
418 423
419 out: 424 out:
420 mutex_unlock(&ioc->config_cmds.mutex);
421 return r; 425 return r;
422} 426}
423 427
@@ -438,7 +442,6 @@ mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc,
438 int r; 442 int r;
439 struct config_request mem; 443 struct config_request mem;
440 444
441 mutex_lock(&ioc->config_cmds.mutex);
442 memset(config_page, 0, sizeof(Mpi2BiosPage2_t)); 445 memset(config_page, 0, sizeof(Mpi2BiosPage2_t));
443 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 446 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
444 mpi_request.Function = MPI2_FUNCTION_CONFIG; 447 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -480,7 +483,6 @@ mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc,
480 _config_free_config_dma_memory(ioc, &mem); 483 _config_free_config_dma_memory(ioc, &mem);
481 484
482 out: 485 out:
483 mutex_unlock(&ioc->config_cmds.mutex);
484 return r; 486 return r;
485} 487}
486 488
@@ -501,7 +503,6 @@ mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
501 int r; 503 int r;
502 struct config_request mem; 504 struct config_request mem;
503 505
504 mutex_lock(&ioc->config_cmds.mutex);
505 memset(config_page, 0, sizeof(Mpi2BiosPage3_t)); 506 memset(config_page, 0, sizeof(Mpi2BiosPage3_t));
506 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 507 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
507 mpi_request.Function = MPI2_FUNCTION_CONFIG; 508 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -543,7 +544,6 @@ mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
543 _config_free_config_dma_memory(ioc, &mem); 544 _config_free_config_dma_memory(ioc, &mem);
544 545
545 out: 546 out:
546 mutex_unlock(&ioc->config_cmds.mutex);
547 return r; 547 return r;
548} 548}
549 549
@@ -564,7 +564,6 @@ mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc,
564 int r; 564 int r;
565 struct config_request mem; 565 struct config_request mem;
566 566
567 mutex_lock(&ioc->config_cmds.mutex);
568 memset(config_page, 0, sizeof(Mpi2IOUnitPage0_t)); 567 memset(config_page, 0, sizeof(Mpi2IOUnitPage0_t));
569 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 568 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
570 mpi_request.Function = MPI2_FUNCTION_CONFIG; 569 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -606,7 +605,6 @@ mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc,
606 _config_free_config_dma_memory(ioc, &mem); 605 _config_free_config_dma_memory(ioc, &mem);
607 606
608 out: 607 out:
609 mutex_unlock(&ioc->config_cmds.mutex);
610 return r; 608 return r;
611} 609}
612 610
@@ -627,7 +625,6 @@ mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
627 int r; 625 int r;
628 struct config_request mem; 626 struct config_request mem;
629 627
630 mutex_lock(&ioc->config_cmds.mutex);
631 memset(config_page, 0, sizeof(Mpi2IOUnitPage1_t)); 628 memset(config_page, 0, sizeof(Mpi2IOUnitPage1_t));
632 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 629 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
633 mpi_request.Function = MPI2_FUNCTION_CONFIG; 630 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -669,7 +666,6 @@ mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
669 _config_free_config_dma_memory(ioc, &mem); 666 _config_free_config_dma_memory(ioc, &mem);
670 667
671 out: 668 out:
672 mutex_unlock(&ioc->config_cmds.mutex);
673 return r; 669 return r;
674} 670}
675 671
@@ -690,7 +686,6 @@ mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
690 int r; 686 int r;
691 struct config_request mem; 687 struct config_request mem;
692 688
693 mutex_lock(&ioc->config_cmds.mutex);
694 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 689 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
695 mpi_request.Function = MPI2_FUNCTION_CONFIG; 690 mpi_request.Function = MPI2_FUNCTION_CONFIG;
696 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER; 691 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
@@ -732,7 +727,6 @@ mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
732 _config_free_config_dma_memory(ioc, &mem); 727 _config_free_config_dma_memory(ioc, &mem);
733 728
734 out: 729 out:
735 mutex_unlock(&ioc->config_cmds.mutex);
736 return r; 730 return r;
737} 731}
738 732
@@ -753,7 +747,6 @@ mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc,
753 int r; 747 int r;
754 struct config_request mem; 748 struct config_request mem;
755 749
756 mutex_lock(&ioc->config_cmds.mutex);
757 memset(config_page, 0, sizeof(Mpi2IOCPage8_t)); 750 memset(config_page, 0, sizeof(Mpi2IOCPage8_t));
758 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 751 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
759 mpi_request.Function = MPI2_FUNCTION_CONFIG; 752 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -795,7 +788,6 @@ mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc,
795 _config_free_config_dma_memory(ioc, &mem); 788 _config_free_config_dma_memory(ioc, &mem);
796 789
797 out: 790 out:
798 mutex_unlock(&ioc->config_cmds.mutex);
799 return r; 791 return r;
800} 792}
801 793
@@ -818,7 +810,6 @@ mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
818 int r; 810 int r;
819 struct config_request mem; 811 struct config_request mem;
820 812
821 mutex_lock(&ioc->config_cmds.mutex);
822 memset(config_page, 0, sizeof(Mpi2SasDevicePage0_t)); 813 memset(config_page, 0, sizeof(Mpi2SasDevicePage0_t));
823 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 814 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
824 mpi_request.Function = MPI2_FUNCTION_CONFIG; 815 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -863,7 +854,6 @@ mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
863 _config_free_config_dma_memory(ioc, &mem); 854 _config_free_config_dma_memory(ioc, &mem);
864 855
865 out: 856 out:
866 mutex_unlock(&ioc->config_cmds.mutex);
867 return r; 857 return r;
868} 858}
869 859
@@ -886,7 +876,6 @@ mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
886 int r; 876 int r;
887 struct config_request mem; 877 struct config_request mem;
888 878
889 mutex_lock(&ioc->config_cmds.mutex);
890 memset(config_page, 0, sizeof(Mpi2SasDevicePage1_t)); 879 memset(config_page, 0, sizeof(Mpi2SasDevicePage1_t));
891 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 880 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
892 mpi_request.Function = MPI2_FUNCTION_CONFIG; 881 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -931,7 +920,6 @@ mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
931 _config_free_config_dma_memory(ioc, &mem); 920 _config_free_config_dma_memory(ioc, &mem);
932 921
933 out: 922 out:
934 mutex_unlock(&ioc->config_cmds.mutex);
935 return r; 923 return r;
936} 924}
937 925
@@ -953,7 +941,6 @@ mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys)
953 Mpi2ConfigReply_t mpi_reply; 941 Mpi2ConfigReply_t mpi_reply;
954 Mpi2SasIOUnitPage0_t config_page; 942 Mpi2SasIOUnitPage0_t config_page;
955 943
956 mutex_lock(&ioc->config_cmds.mutex);
957 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 944 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
958 mpi_request.Function = MPI2_FUNCTION_CONFIG; 945 mpi_request.Function = MPI2_FUNCTION_CONFIG;
959 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER; 946 mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
@@ -1002,7 +989,6 @@ mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys)
1002 _config_free_config_dma_memory(ioc, &mem); 989 _config_free_config_dma_memory(ioc, &mem);
1003 990
1004 out: 991 out:
1005 mutex_unlock(&ioc->config_cmds.mutex);
1006 return r; 992 return r;
1007} 993}
1008 994
@@ -1026,8 +1012,6 @@ mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1026 Mpi2ConfigRequest_t mpi_request; 1012 Mpi2ConfigRequest_t mpi_request;
1027 int r; 1013 int r;
1028 struct config_request mem; 1014 struct config_request mem;
1029
1030 mutex_lock(&ioc->config_cmds.mutex);
1031 memset(config_page, 0, sz); 1015 memset(config_page, 0, sz);
1032 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 1016 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1033 mpi_request.Function = MPI2_FUNCTION_CONFIG; 1017 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1070,7 +1054,6 @@ mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1070 _config_free_config_dma_memory(ioc, &mem); 1054 _config_free_config_dma_memory(ioc, &mem);
1071 1055
1072 out: 1056 out:
1073 mutex_unlock(&ioc->config_cmds.mutex);
1074 return r; 1057 return r;
1075} 1058}
1076 1059
@@ -1095,7 +1078,6 @@ mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1095 int r; 1078 int r;
1096 struct config_request mem; 1079 struct config_request mem;
1097 1080
1098 mutex_lock(&ioc->config_cmds.mutex);
1099 memset(config_page, 0, sz); 1081 memset(config_page, 0, sz);
1100 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 1082 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1101 mpi_request.Function = MPI2_FUNCTION_CONFIG; 1083 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1138,7 +1120,6 @@ mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1138 _config_free_config_dma_memory(ioc, &mem); 1120 _config_free_config_dma_memory(ioc, &mem);
1139 1121
1140 out: 1122 out:
1141 mutex_unlock(&ioc->config_cmds.mutex);
1142 return r; 1123 return r;
1143} 1124}
1144 1125
@@ -1161,7 +1142,6 @@ mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1161 int r; 1142 int r;
1162 struct config_request mem; 1143 struct config_request mem;
1163 1144
1164 mutex_lock(&ioc->config_cmds.mutex);
1165 memset(config_page, 0, sizeof(Mpi2ExpanderPage0_t)); 1145 memset(config_page, 0, sizeof(Mpi2ExpanderPage0_t));
1166 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 1146 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1167 mpi_request.Function = MPI2_FUNCTION_CONFIG; 1147 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1206,7 +1186,6 @@ mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1206 _config_free_config_dma_memory(ioc, &mem); 1186 _config_free_config_dma_memory(ioc, &mem);
1207 1187
1208 out: 1188 out:
1209 mutex_unlock(&ioc->config_cmds.mutex);
1210 return r; 1189 return r;
1211} 1190}
1212 1191
@@ -1230,7 +1209,6 @@ mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1230 int r; 1209 int r;
1231 struct config_request mem; 1210 struct config_request mem;
1232 1211
1233 mutex_lock(&ioc->config_cmds.mutex);
1234 memset(config_page, 0, sizeof(Mpi2ExpanderPage1_t)); 1212 memset(config_page, 0, sizeof(Mpi2ExpanderPage1_t));
1235 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 1213 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1236 mpi_request.Function = MPI2_FUNCTION_CONFIG; 1214 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1277,7 +1255,6 @@ mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1277 _config_free_config_dma_memory(ioc, &mem); 1255 _config_free_config_dma_memory(ioc, &mem);
1278 1256
1279 out: 1257 out:
1280 mutex_unlock(&ioc->config_cmds.mutex);
1281 return r; 1258 return r;
1282} 1259}
1283 1260
@@ -1300,7 +1277,6 @@ mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1300 int r; 1277 int r;
1301 struct config_request mem; 1278 struct config_request mem;
1302 1279
1303 mutex_lock(&ioc->config_cmds.mutex);
1304 memset(config_page, 0, sizeof(Mpi2SasEnclosurePage0_t)); 1280 memset(config_page, 0, sizeof(Mpi2SasEnclosurePage0_t));
1305 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 1281 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1306 mpi_request.Function = MPI2_FUNCTION_CONFIG; 1282 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1345,7 +1321,6 @@ mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1345 _config_free_config_dma_memory(ioc, &mem); 1321 _config_free_config_dma_memory(ioc, &mem);
1346 1322
1347 out: 1323 out:
1348 mutex_unlock(&ioc->config_cmds.mutex);
1349 return r; 1324 return r;
1350} 1325}
1351 1326
@@ -1367,7 +1342,6 @@ mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1367 int r; 1342 int r;
1368 struct config_request mem; 1343 struct config_request mem;
1369 1344
1370 mutex_lock(&ioc->config_cmds.mutex);
1371 memset(config_page, 0, sizeof(Mpi2SasPhyPage0_t)); 1345 memset(config_page, 0, sizeof(Mpi2SasPhyPage0_t));
1372 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 1346 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1373 mpi_request.Function = MPI2_FUNCTION_CONFIG; 1347 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1413,7 +1387,6 @@ mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1413 _config_free_config_dma_memory(ioc, &mem); 1387 _config_free_config_dma_memory(ioc, &mem);
1414 1388
1415 out: 1389 out:
1416 mutex_unlock(&ioc->config_cmds.mutex);
1417 return r; 1390 return r;
1418} 1391}
1419 1392
@@ -1435,7 +1408,6 @@ mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1435 int r; 1408 int r;
1436 struct config_request mem; 1409 struct config_request mem;
1437 1410
1438 mutex_lock(&ioc->config_cmds.mutex);
1439 memset(config_page, 0, sizeof(Mpi2SasPhyPage1_t)); 1411 memset(config_page, 0, sizeof(Mpi2SasPhyPage1_t));
1440 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 1412 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1441 mpi_request.Function = MPI2_FUNCTION_CONFIG; 1413 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1481,7 +1453,6 @@ mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1481 _config_free_config_dma_memory(ioc, &mem); 1453 _config_free_config_dma_memory(ioc, &mem);
1482 1454
1483 out: 1455 out:
1484 mutex_unlock(&ioc->config_cmds.mutex);
1485 return r; 1456 return r;
1486} 1457}
1487 1458
@@ -1505,7 +1476,6 @@ mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc,
1505 int r; 1476 int r;
1506 struct config_request mem; 1477 struct config_request mem;
1507 1478
1508 mutex_lock(&ioc->config_cmds.mutex);
1509 memset(config_page, 0, sizeof(Mpi2RaidVolPage1_t)); 1479 memset(config_page, 0, sizeof(Mpi2RaidVolPage1_t));
1510 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 1480 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1511 mpi_request.Function = MPI2_FUNCTION_CONFIG; 1481 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1548,7 +1518,6 @@ mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc,
1548 _config_free_config_dma_memory(ioc, &mem); 1518 _config_free_config_dma_memory(ioc, &mem);
1549 1519
1550 out: 1520 out:
1551 mutex_unlock(&ioc->config_cmds.mutex);
1552 return r; 1521 return r;
1553} 1522}
1554 1523
@@ -1572,7 +1541,6 @@ mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle,
1572 struct config_request mem; 1541 struct config_request mem;
1573 u16 ioc_status; 1542 u16 ioc_status;
1574 1543
1575 mutex_lock(&ioc->config_cmds.mutex);
1576 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 1544 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1577 *num_pds = 0; 1545 *num_pds = 0;
1578 mpi_request.Function = MPI2_FUNCTION_CONFIG; 1546 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1620,7 +1588,6 @@ mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle,
1620 _config_free_config_dma_memory(ioc, &mem); 1588 _config_free_config_dma_memory(ioc, &mem);
1621 1589
1622 out: 1590 out:
1623 mutex_unlock(&ioc->config_cmds.mutex);
1624 return r; 1591 return r;
1625} 1592}
1626 1593
@@ -1645,7 +1612,6 @@ mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc,
1645 int r; 1612 int r;
1646 struct config_request mem; 1613 struct config_request mem;
1647 1614
1648 mutex_lock(&ioc->config_cmds.mutex);
1649 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 1615 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1650 memset(config_page, 0, sz); 1616 memset(config_page, 0, sz);
1651 mpi_request.Function = MPI2_FUNCTION_CONFIG; 1617 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1687,7 +1653,6 @@ mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc,
1687 _config_free_config_dma_memory(ioc, &mem); 1653 _config_free_config_dma_memory(ioc, &mem);
1688 1654
1689 out: 1655 out:
1690 mutex_unlock(&ioc->config_cmds.mutex);
1691 return r; 1656 return r;
1692} 1657}
1693 1658
@@ -1711,7 +1676,6 @@ mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1711 int r; 1676 int r;
1712 struct config_request mem; 1677 struct config_request mem;
1713 1678
1714 mutex_lock(&ioc->config_cmds.mutex);
1715 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 1679 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1716 memset(config_page, 0, sizeof(Mpi2RaidPhysDiskPage0_t)); 1680 memset(config_page, 0, sizeof(Mpi2RaidPhysDiskPage0_t));
1717 mpi_request.Function = MPI2_FUNCTION_CONFIG; 1681 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1754,7 +1718,6 @@ mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1754 _config_free_config_dma_memory(ioc, &mem); 1718 _config_free_config_dma_memory(ioc, &mem);
1755 1719
1756 out: 1720 out:
1757 mutex_unlock(&ioc->config_cmds.mutex);
1758 return r; 1721 return r;
1759} 1722}
1760 1723
@@ -1778,7 +1741,6 @@ mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
1778 struct config_request mem; 1741 struct config_request mem;
1779 u16 ioc_status; 1742 u16 ioc_status;
1780 1743
1781 mutex_lock(&ioc->config_cmds.mutex);
1782 *volume_handle = 0; 1744 *volume_handle = 0;
1783 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); 1745 memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t));
1784 mpi_request.Function = MPI2_FUNCTION_CONFIG; 1746 mpi_request.Function = MPI2_FUNCTION_CONFIG;
@@ -1842,7 +1804,6 @@ mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
1842 _config_free_config_dma_memory(ioc, &mem); 1804 _config_free_config_dma_memory(ioc, &mem);
1843 1805
1844 out: 1806 out:
1845 mutex_unlock(&ioc->config_cmds.mutex);
1846 return r; 1807 return r;
1847} 1808}
1848 1809
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index 2a01a5f2a84d..2e9a4445596f 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -2767,6 +2767,10 @@ _scsih_scsi_ioc_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
2767 char *desc_ioc_state = NULL; 2767 char *desc_ioc_state = NULL;
2768 char *desc_scsi_status = NULL; 2768 char *desc_scsi_status = NULL;
2769 char *desc_scsi_state = ioc->tmp_string; 2769 char *desc_scsi_state = ioc->tmp_string;
2770 u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
2771
2772 if (log_info == 0x31170000)
2773 return;
2770 2774
2771 switch (ioc_status) { 2775 switch (ioc_status) {
2772 case MPI2_IOCSTATUS_SUCCESS: 2776 case MPI2_IOCSTATUS_SUCCESS:
@@ -3426,7 +3430,7 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle)
3426 __le64 sas_address; 3430 __le64 sas_address;
3427 int i; 3431 int i;
3428 unsigned long flags; 3432 unsigned long flags;
3429 struct _sas_port *mpt2sas_port; 3433 struct _sas_port *mpt2sas_port = NULL;
3430 int rc = 0; 3434 int rc = 0;
3431 3435
3432 if (!handle) 3436 if (!handle)
@@ -3518,12 +3522,20 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle)
3518 &expander_pg1, i, handle))) { 3522 &expander_pg1, i, handle))) {
3519 printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", 3523 printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
3520 ioc->name, __FILE__, __LINE__, __func__); 3524 ioc->name, __FILE__, __LINE__, __func__);
3521 continue; 3525 rc = -1;
3526 goto out_fail;
3522 } 3527 }
3523 sas_expander->phy[i].handle = handle; 3528 sas_expander->phy[i].handle = handle;
3524 sas_expander->phy[i].phy_id = i; 3529 sas_expander->phy[i].phy_id = i;
3525 mpt2sas_transport_add_expander_phy(ioc, &sas_expander->phy[i], 3530
3526 expander_pg1, sas_expander->parent_dev); 3531 if ((mpt2sas_transport_add_expander_phy(ioc,
3532 &sas_expander->phy[i], expander_pg1,
3533 sas_expander->parent_dev))) {
3534 printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
3535 ioc->name, __FILE__, __LINE__, __func__);
3536 rc = -1;
3537 goto out_fail;
3538 }
3527 } 3539 }
3528 3540
3529 if (sas_expander->enclosure_handle) { 3541 if (sas_expander->enclosure_handle) {
@@ -3540,8 +3552,9 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle)
3540 3552
3541 out_fail: 3553 out_fail:
3542 3554
3543 if (sas_expander) 3555 if (mpt2sas_port)
3544 kfree(sas_expander->phy); 3556 mpt2sas_transport_port_remove(ioc, sas_expander->sas_address,
3557 sas_expander->parent_handle);
3545 kfree(sas_expander); 3558 kfree(sas_expander);
3546 return rc; 3559 return rc;
3547} 3560}
@@ -3663,12 +3676,11 @@ _scsih_add_device(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 phy_num, u8 is_pd)
3663 sas_device->hidden_raid_component = is_pd; 3676 sas_device->hidden_raid_component = is_pd;
3664 3677
3665 /* get enclosure_logical_id */ 3678 /* get enclosure_logical_id */
3666 if (!(mpt2sas_config_get_enclosure_pg0(ioc, &mpi_reply, &enclosure_pg0, 3679 if (sas_device->enclosure_handle && !(mpt2sas_config_get_enclosure_pg0(
3667 MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, 3680 ioc, &mpi_reply, &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
3668 sas_device->enclosure_handle))) { 3681 sas_device->enclosure_handle)))
3669 sas_device->enclosure_logical_id = 3682 sas_device->enclosure_logical_id =
3670 le64_to_cpu(enclosure_pg0.EnclosureLogicalID); 3683 le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
3671 }
3672 3684
3673 /* get device name */ 3685 /* get device name */
3674 sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName); 3686 sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName);
@@ -4250,12 +4262,6 @@ _scsih_sas_volume_add(struct MPT2SAS_ADAPTER *ioc,
4250 u16 handle = le16_to_cpu(element->VolDevHandle); 4262 u16 handle = le16_to_cpu(element->VolDevHandle);
4251 int rc; 4263 int rc;
4252 4264
4253#if 0 /* RAID_HACKS */
4254 if (le32_to_cpu(event_data->Flags) &
4255 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG)
4256 return;
4257#endif
4258
4259 mpt2sas_config_get_volume_wwid(ioc, handle, &wwid); 4265 mpt2sas_config_get_volume_wwid(ioc, handle, &wwid);
4260 if (!wwid) { 4266 if (!wwid) {
4261 printk(MPT2SAS_ERR_FMT 4267 printk(MPT2SAS_ERR_FMT
@@ -4310,12 +4316,6 @@ _scsih_sas_volume_delete(struct MPT2SAS_ADAPTER *ioc,
4310 unsigned long flags; 4316 unsigned long flags;
4311 struct MPT2SAS_TARGET *sas_target_priv_data; 4317 struct MPT2SAS_TARGET *sas_target_priv_data;
4312 4318
4313#if 0 /* RAID_HACKS */
4314 if (le32_to_cpu(event_data->Flags) &
4315 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG)
4316 return;
4317#endif
4318
4319 spin_lock_irqsave(&ioc->raid_device_lock, flags); 4319 spin_lock_irqsave(&ioc->raid_device_lock, flags);
4320 raid_device = _scsih_raid_device_find_by_handle(ioc, handle); 4320 raid_device = _scsih_raid_device_find_by_handle(ioc, handle);
4321 spin_unlock_irqrestore(&ioc->raid_device_lock, flags); 4321 spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
@@ -4428,14 +4428,38 @@ _scsih_sas_pd_add(struct MPT2SAS_ADAPTER *ioc,
4428 struct _sas_device *sas_device; 4428 struct _sas_device *sas_device;
4429 unsigned long flags; 4429 unsigned long flags;
4430 u16 handle = le16_to_cpu(element->PhysDiskDevHandle); 4430 u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
4431 Mpi2ConfigReply_t mpi_reply;
4432 Mpi2SasDevicePage0_t sas_device_pg0;
4433 u32 ioc_status;
4431 4434
4432 spin_lock_irqsave(&ioc->sas_device_lock, flags); 4435 spin_lock_irqsave(&ioc->sas_device_lock, flags);
4433 sas_device = _scsih_sas_device_find_by_handle(ioc, handle); 4436 sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
4434 spin_unlock_irqrestore(&ioc->sas_device_lock, flags); 4437 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
4435 if (sas_device) 4438 if (sas_device) {
4436 sas_device->hidden_raid_component = 1; 4439 sas_device->hidden_raid_component = 1;
4437 else 4440 return;
4438 _scsih_add_device(ioc, handle, 0, 1); 4441 }
4442
4443 if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
4444 MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
4445 printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
4446 ioc->name, __FILE__, __LINE__, __func__);
4447 return;
4448 }
4449
4450 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
4451 MPI2_IOCSTATUS_MASK;
4452 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
4453 printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
4454 ioc->name, __FILE__, __LINE__, __func__);
4455 return;
4456 }
4457
4458 _scsih_link_change(ioc,
4459 le16_to_cpu(sas_device_pg0.ParentDevHandle),
4460 handle, sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
4461
4462 _scsih_add_device(ioc, handle, 0, 1);
4439} 4463}
4440 4464
4441#ifdef CONFIG_SCSI_MPT2SAS_LOGGING 4465#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
@@ -4535,12 +4559,15 @@ _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
4535{ 4559{
4536 Mpi2EventIrConfigElement_t *element; 4560 Mpi2EventIrConfigElement_t *element;
4537 int i; 4561 int i;
4562 u8 foreign_config;
4538 4563
4539#ifdef CONFIG_SCSI_MPT2SAS_LOGGING 4564#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
4540 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) 4565 if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
4541 _scsih_sas_ir_config_change_event_debug(ioc, event_data); 4566 _scsih_sas_ir_config_change_event_debug(ioc, event_data);
4542 4567
4543#endif 4568#endif
4569 foreign_config = (le32_to_cpu(event_data->Flags) &
4570 MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0;
4544 4571
4545 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; 4572 element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
4546 for (i = 0; i < event_data->NumElements; i++, element++) { 4573 for (i = 0; i < event_data->NumElements; i++, element++) {
@@ -4548,11 +4575,13 @@ _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
4548 switch (element->ReasonCode) { 4575 switch (element->ReasonCode) {
4549 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: 4576 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED:
4550 case MPI2_EVENT_IR_CHANGE_RC_ADDED: 4577 case MPI2_EVENT_IR_CHANGE_RC_ADDED:
4551 _scsih_sas_volume_add(ioc, element); 4578 if (!foreign_config)
4579 _scsih_sas_volume_add(ioc, element);
4552 break; 4580 break;
4553 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: 4581 case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED:
4554 case MPI2_EVENT_IR_CHANGE_RC_REMOVED: 4582 case MPI2_EVENT_IR_CHANGE_RC_REMOVED:
4555 _scsih_sas_volume_delete(ioc, element); 4583 if (!foreign_config)
4584 _scsih_sas_volume_delete(ioc, element);
4556 break; 4585 break;
4557 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: 4586 case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
4558 _scsih_sas_pd_hide(ioc, element); 4587 _scsih_sas_pd_hide(ioc, element);
@@ -4671,6 +4700,9 @@ _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
4671 u32 state; 4700 u32 state;
4672 struct _sas_device *sas_device; 4701 struct _sas_device *sas_device;
4673 unsigned long flags; 4702 unsigned long flags;
4703 Mpi2ConfigReply_t mpi_reply;
4704 Mpi2SasDevicePage0_t sas_device_pg0;
4705 u32 ioc_status;
4674 4706
4675 if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED) 4707 if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED)
4676 return; 4708 return;
@@ -4687,22 +4719,40 @@ _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
4687 spin_unlock_irqrestore(&ioc->sas_device_lock, flags); 4719 spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
4688 4720
4689 switch (state) { 4721 switch (state) {
4690#if 0
4691 case MPI2_RAID_PD_STATE_OFFLINE:
4692 if (sas_device)
4693 _scsih_remove_device(ioc, handle);
4694 break;
4695#endif
4696 case MPI2_RAID_PD_STATE_ONLINE: 4722 case MPI2_RAID_PD_STATE_ONLINE:
4697 case MPI2_RAID_PD_STATE_DEGRADED: 4723 case MPI2_RAID_PD_STATE_DEGRADED:
4698 case MPI2_RAID_PD_STATE_REBUILDING: 4724 case MPI2_RAID_PD_STATE_REBUILDING:
4699 case MPI2_RAID_PD_STATE_OPTIMAL: 4725 case MPI2_RAID_PD_STATE_OPTIMAL:
4700 if (sas_device) 4726 if (sas_device) {
4701 sas_device->hidden_raid_component = 1; 4727 sas_device->hidden_raid_component = 1;
4702 else 4728 return;
4703 _scsih_add_device(ioc, handle, 0, 1); 4729 }
4730
4731 if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply,
4732 &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
4733 handle))) {
4734 printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
4735 ioc->name, __FILE__, __LINE__, __func__);
4736 return;
4737 }
4738
4739 ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
4740 MPI2_IOCSTATUS_MASK;
4741 if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
4742 printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
4743 ioc->name, __FILE__, __LINE__, __func__);
4744 return;
4745 }
4746
4747 _scsih_link_change(ioc,
4748 le16_to_cpu(sas_device_pg0.ParentDevHandle),
4749 handle, sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
4750
4751 _scsih_add_device(ioc, handle, 0, 1);
4752
4704 break; 4753 break;
4705 4754
4755 case MPI2_RAID_PD_STATE_OFFLINE:
4706 case MPI2_RAID_PD_STATE_NOT_CONFIGURED: 4756 case MPI2_RAID_PD_STATE_NOT_CONFIGURED:
4707 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: 4757 case MPI2_RAID_PD_STATE_NOT_COMPATIBLE:
4708 case MPI2_RAID_PD_STATE_HOT_SPARE: 4758 case MPI2_RAID_PD_STATE_HOT_SPARE:
@@ -5774,6 +5824,7 @@ _scsih_suspend(struct pci_dev *pdev, pm_message_t state)
5774 struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); 5824 struct MPT2SAS_ADAPTER *ioc = shost_priv(shost);
5775 u32 device_state; 5825 u32 device_state;
5776 5826
5827 mpt2sas_base_stop_watchdog(ioc);
5777 flush_scheduled_work(); 5828 flush_scheduled_work();
5778 scsi_block_requests(shost); 5829 scsi_block_requests(shost);
5779 device_state = pci_choose_state(pdev, state); 5830 device_state = pci_choose_state(pdev, state);
@@ -5816,6 +5867,7 @@ _scsih_resume(struct pci_dev *pdev)
5816 5867
5817 mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, SOFT_RESET); 5868 mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, SOFT_RESET);
5818 scsi_unblock_requests(shost); 5869 scsi_unblock_requests(shost);
5870 mpt2sas_base_start_watchdog(ioc);
5819 return 0; 5871 return 0;
5820} 5872}
5821#endif /* CONFIG_PM */ 5873#endif /* CONFIG_PM */
diff --git a/drivers/scsi/qla4xxx/ql4_dbg.c b/drivers/scsi/qla4xxx/ql4_dbg.c
index fcc184cd066d..cbceb0ebabf7 100644
--- a/drivers/scsi/qla4xxx/ql4_dbg.c
+++ b/drivers/scsi/qla4xxx/ql4_dbg.c
@@ -15,19 +15,18 @@ void qla4xxx_dump_buffer(void *b, uint32_t size)
15 uint32_t cnt; 15 uint32_t cnt;
16 uint8_t *c = b; 16 uint8_t *c = b;
17 17
18 printk(" 0 1 2 3 4 5 6 7 8 9 Ah Bh Ch Dh Eh " 18 printk(" 0 1 2 3 4 5 6 7 8 9 Ah Bh Ch Dh Eh "
19 "Fh\n"); 19 "Fh\n");
20 printk("------------------------------------------------------------" 20 printk("------------------------------------------------------------"
21 "--\n"); 21 "--\n");
22 for (cnt = 0; cnt < size; cnt++, c++) { 22 for (cnt = 0; cnt < size; c++) {
23 printk(KERN_DEBUG "%02x", *c); 23 printk(KERN_INFO "%02x", *c);
24 if (!(cnt % 16)) 24 if (!(++cnt % 16))
25 printk(KERN_DEBUG "\n"); 25 printk(KERN_INFO "\n");
26 26
27 else 27 else
28 printk(KERN_DEBUG " "); 28 printk(KERN_INFO " ");
29 } 29 }
30 if (cnt % 16) 30 printk(KERN_INFO "\n");
31 printk(KERN_DEBUG "\n");
32} 31}
33 32
diff --git a/drivers/scsi/qla4xxx/ql4_def.h b/drivers/scsi/qla4xxx/ql4_def.h
index b586f27c3bd4..81b5f29254e2 100644
--- a/drivers/scsi/qla4xxx/ql4_def.h
+++ b/drivers/scsi/qla4xxx/ql4_def.h
@@ -100,7 +100,6 @@
100#define MAX_SRBS MAX_CMDS_TO_RISC 100#define MAX_SRBS MAX_CMDS_TO_RISC
101#define MBOX_AEN_REG_COUNT 5 101#define MBOX_AEN_REG_COUNT 5
102#define MAX_INIT_RETRIES 5 102#define MAX_INIT_RETRIES 5
103#define IOCB_HIWAT_CUSHION 16
104 103
105/* 104/*
106 * Buffer sizes 105 * Buffer sizes
@@ -184,6 +183,11 @@ struct srb {
184 uint16_t cc_stat; 183 uint16_t cc_stat;
185 u_long r_start; /* Time we recieve a cmd from OS */ 184 u_long r_start; /* Time we recieve a cmd from OS */
186 u_long u_start; /* Time when we handed the cmd to F/W */ 185 u_long u_start; /* Time when we handed the cmd to F/W */
186
187 /* Used for extended sense / status continuation */
188 uint8_t *req_sense_ptr;
189 uint16_t req_sense_len;
190 uint16_t reserved2;
187}; 191};
188 192
189/* 193/*
@@ -302,7 +306,6 @@ struct scsi_qla_host {
302 uint32_t tot_ddbs; 306 uint32_t tot_ddbs;
303 307
304 uint16_t iocb_cnt; 308 uint16_t iocb_cnt;
305 uint16_t iocb_hiwat;
306 309
307 /* SRB cache. */ 310 /* SRB cache. */
308#define SRB_MIN_REQ 128 311#define SRB_MIN_REQ 128
@@ -436,6 +439,8 @@ struct scsi_qla_host {
436 /* Map ddb_list entry by FW ddb index */ 439 /* Map ddb_list entry by FW ddb index */
437 struct ddb_entry *fw_ddb_index_map[MAX_DDB_ENTRIES]; 440 struct ddb_entry *fw_ddb_index_map[MAX_DDB_ENTRIES];
438 441
442 /* Saved srb for status continuation entry processing */
443 struct srb *status_srb;
439}; 444};
440 445
441static inline int is_qla4010(struct scsi_qla_host *ha) 446static inline int is_qla4010(struct scsi_qla_host *ha)
diff --git a/drivers/scsi/qla4xxx/ql4_fw.h b/drivers/scsi/qla4xxx/ql4_fw.h
index 1b667a70cffa..9cd7a608df38 100644
--- a/drivers/scsi/qla4xxx/ql4_fw.h
+++ b/drivers/scsi/qla4xxx/ql4_fw.h
@@ -572,6 +572,7 @@ struct conn_event_log_entry {
572 *************************************************************************/ 572 *************************************************************************/
573#define IOCB_MAX_CDB_LEN 16 /* Bytes in a CBD */ 573#define IOCB_MAX_CDB_LEN 16 /* Bytes in a CBD */
574#define IOCB_MAX_SENSEDATA_LEN 32 /* Bytes of sense data */ 574#define IOCB_MAX_SENSEDATA_LEN 32 /* Bytes of sense data */
575#define IOCB_MAX_EXT_SENSEDATA_LEN 60 /* Bytes of extended sense data */
575 576
576/* IOCB header structure */ 577/* IOCB header structure */
577struct qla4_header { 578struct qla4_header {
@@ -733,6 +734,12 @@ struct status_entry {
733 734
734}; 735};
735 736
737/* Status Continuation entry */
738struct status_cont_entry {
739 struct qla4_header hdr; /* 00-03 */
740 uint8_t ext_sense_data[IOCB_MAX_EXT_SENSEDATA_LEN]; /* 04-63 */
741};
742
736struct passthru0 { 743struct passthru0 {
737 struct qla4_header hdr; /* 00-03 */ 744 struct qla4_header hdr; /* 00-03 */
738 uint32_t handle; /* 04-07 */ 745 uint32_t handle; /* 04-07 */
diff --git a/drivers/scsi/qla4xxx/ql4_iocb.c b/drivers/scsi/qla4xxx/ql4_iocb.c
index 912a67494adf..e0c32159749c 100644
--- a/drivers/scsi/qla4xxx/ql4_iocb.c
+++ b/drivers/scsi/qla4xxx/ql4_iocb.c
@@ -10,9 +10,42 @@
10#include "ql4_dbg.h" 10#include "ql4_dbg.h"
11#include "ql4_inline.h" 11#include "ql4_inline.h"
12 12
13
14#include <scsi/scsi_tcq.h> 13#include <scsi/scsi_tcq.h>
15 14
15static int
16qla4xxx_space_in_req_ring(struct scsi_qla_host *ha, uint16_t req_cnt)
17{
18 uint16_t cnt;
19
20 /* Calculate number of free request entries. */
21 if ((req_cnt + 2) >= ha->req_q_count) {
22 cnt = (uint16_t) le32_to_cpu(ha->shadow_regs->req_q_out);
23 if (ha->request_in < cnt)
24 ha->req_q_count = cnt - ha->request_in;
25 else
26 ha->req_q_count = REQUEST_QUEUE_DEPTH -
27 (ha->request_in - cnt);
28 }
29
30 /* Check if room for request in request ring. */
31 if ((req_cnt + 2) < ha->req_q_count)
32 return 1;
33 else
34 return 0;
35}
36
37static void qla4xxx_advance_req_ring_ptr(struct scsi_qla_host *ha)
38{
39 /* Advance request queue pointer */
40 if (ha->request_in == (REQUEST_QUEUE_DEPTH - 1)) {
41 ha->request_in = 0;
42 ha->request_ptr = ha->request_ring;
43 } else {
44 ha->request_in++;
45 ha->request_ptr++;
46 }
47}
48
16/** 49/**
17 * qla4xxx_get_req_pkt - returns a valid entry in request queue. 50 * qla4xxx_get_req_pkt - returns a valid entry in request queue.
18 * @ha: Pointer to host adapter structure. 51 * @ha: Pointer to host adapter structure.
@@ -26,35 +59,18 @@
26static int qla4xxx_get_req_pkt(struct scsi_qla_host *ha, 59static int qla4xxx_get_req_pkt(struct scsi_qla_host *ha,
27 struct queue_entry **queue_entry) 60 struct queue_entry **queue_entry)
28{ 61{
29 uint16_t request_in; 62 uint16_t req_cnt = 1;
30 uint8_t status = QLA_SUCCESS;
31
32 *queue_entry = ha->request_ptr;
33 63
34 /* get the latest request_in and request_out index */ 64 if (qla4xxx_space_in_req_ring(ha, req_cnt)) {
35 request_in = ha->request_in; 65 *queue_entry = ha->request_ptr;
36 ha->request_out = (uint16_t) le32_to_cpu(ha->shadow_regs->req_q_out);
37
38 /* Advance request queue pointer and check for queue full */
39 if (request_in == (REQUEST_QUEUE_DEPTH - 1)) {
40 request_in = 0;
41 ha->request_ptr = ha->request_ring;
42 } else {
43 request_in++;
44 ha->request_ptr++;
45 }
46
47 /* request queue is full, try again later */
48 if ((ha->iocb_cnt + 1) >= ha->iocb_hiwat) {
49 /* restore request pointer */
50 ha->request_ptr = *queue_entry;
51 status = QLA_ERROR;
52 } else {
53 ha->request_in = request_in;
54 memset(*queue_entry, 0, sizeof(**queue_entry)); 66 memset(*queue_entry, 0, sizeof(**queue_entry));
67
68 qla4xxx_advance_req_ring_ptr(ha);
69 ha->req_q_count -= req_cnt;
70 return QLA_SUCCESS;
55 } 71 }
56 72
57 return status; 73 return QLA_ERROR;
58} 74}
59 75
60/** 76/**
@@ -100,21 +116,14 @@ exit_send_marker:
100 return status; 116 return status;
101} 117}
102 118
103static struct continuation_t1_entry* qla4xxx_alloc_cont_entry( 119static struct continuation_t1_entry *
104 struct scsi_qla_host *ha) 120qla4xxx_alloc_cont_entry(struct scsi_qla_host *ha)
105{ 121{
106 struct continuation_t1_entry *cont_entry; 122 struct continuation_t1_entry *cont_entry;
107 123
108 cont_entry = (struct continuation_t1_entry *)ha->request_ptr; 124 cont_entry = (struct continuation_t1_entry *)ha->request_ptr;
109 125
110 /* Advance request queue pointer */ 126 qla4xxx_advance_req_ring_ptr(ha);
111 if (ha->request_in == (REQUEST_QUEUE_DEPTH - 1)) {
112 ha->request_in = 0;
113 ha->request_ptr = ha->request_ring;
114 } else {
115 ha->request_in++;
116 ha->request_ptr++;
117 }
118 127
119 /* Load packet defaults */ 128 /* Load packet defaults */
120 cont_entry->hdr.entryType = ET_CONTINUE; 129 cont_entry->hdr.entryType = ET_CONTINUE;
@@ -197,13 +206,10 @@ int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb * srb)
197 struct scsi_cmnd *cmd = srb->cmd; 206 struct scsi_cmnd *cmd = srb->cmd;
198 struct ddb_entry *ddb_entry; 207 struct ddb_entry *ddb_entry;
199 struct command_t3_entry *cmd_entry; 208 struct command_t3_entry *cmd_entry;
200
201 int nseg; 209 int nseg;
202 uint16_t tot_dsds; 210 uint16_t tot_dsds;
203 uint16_t req_cnt; 211 uint16_t req_cnt;
204
205 unsigned long flags; 212 unsigned long flags;
206 uint16_t cnt;
207 uint32_t index; 213 uint32_t index;
208 char tag[2]; 214 char tag[2];
209 215
@@ -217,6 +223,19 @@ int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb * srb)
217 223
218 index = (uint32_t)cmd->request->tag; 224 index = (uint32_t)cmd->request->tag;
219 225
226 /*
227 * Check to see if adapter is online before placing request on
228 * request queue. If a reset occurs and a request is in the queue,
229 * the firmware will still attempt to process the request, retrieving
230 * garbage for pointers.
231 */
232 if (!test_bit(AF_ONLINE, &ha->flags)) {
233 DEBUG2(printk("scsi%ld: %s: Adapter OFFLINE! "
234 "Do not issue command.\n",
235 ha->host_no, __func__));
236 goto queuing_error;
237 }
238
220 /* Calculate the number of request entries needed. */ 239 /* Calculate the number of request entries needed. */
221 nseg = scsi_dma_map(cmd); 240 nseg = scsi_dma_map(cmd);
222 if (nseg < 0) 241 if (nseg < 0)
@@ -224,17 +243,7 @@ int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb * srb)
224 tot_dsds = nseg; 243 tot_dsds = nseg;
225 244
226 req_cnt = qla4xxx_calc_request_entries(tot_dsds); 245 req_cnt = qla4xxx_calc_request_entries(tot_dsds);
227 246 if (!qla4xxx_space_in_req_ring(ha, req_cnt))
228 if (ha->req_q_count < (req_cnt + 2)) {
229 cnt = (uint16_t) le32_to_cpu(ha->shadow_regs->req_q_out);
230 if (ha->request_in < cnt)
231 ha->req_q_count = cnt - ha->request_in;
232 else
233 ha->req_q_count = REQUEST_QUEUE_DEPTH -
234 (ha->request_in - cnt);
235 }
236
237 if (ha->req_q_count < (req_cnt + 2))
238 goto queuing_error; 247 goto queuing_error;
239 248
240 /* total iocbs active */ 249 /* total iocbs active */
@@ -286,32 +295,10 @@ int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb * srb)
286 break; 295 break;
287 } 296 }
288 297
289 298 qla4xxx_advance_req_ring_ptr(ha);
290 /* Advance request queue pointer */
291 ha->request_in++;
292 if (ha->request_in == REQUEST_QUEUE_DEPTH) {
293 ha->request_in = 0;
294 ha->request_ptr = ha->request_ring;
295 } else
296 ha->request_ptr++;
297
298
299 qla4xxx_build_scsi_iocbs(srb, cmd_entry, tot_dsds); 299 qla4xxx_build_scsi_iocbs(srb, cmd_entry, tot_dsds);
300 wmb(); 300 wmb();
301 301
302 /*
303 * Check to see if adapter is online before placing request on
304 * request queue. If a reset occurs and a request is in the queue,
305 * the firmware will still attempt to process the request, retrieving
306 * garbage for pointers.
307 */
308 if (!test_bit(AF_ONLINE, &ha->flags)) {
309 DEBUG2(printk("scsi%ld: %s: Adapter OFFLINE! "
310 "Do not issue command.\n",
311 ha->host_no, __func__));
312 goto queuing_error;
313 }
314
315 srb->cmd->host_scribble = (unsigned char *)srb; 302 srb->cmd->host_scribble = (unsigned char *)srb;
316 303
317 /* update counters */ 304 /* update counters */
diff --git a/drivers/scsi/qla4xxx/ql4_isr.c b/drivers/scsi/qla4xxx/ql4_isr.c
index 799120fcb9be..8025ee16588e 100644
--- a/drivers/scsi/qla4xxx/ql4_isr.c
+++ b/drivers/scsi/qla4xxx/ql4_isr.c
@@ -11,6 +11,98 @@
11#include "ql4_inline.h" 11#include "ql4_inline.h"
12 12
13/** 13/**
14 * qla4xxx_copy_sense - copy sense data into cmd sense buffer
15 * @ha: Pointer to host adapter structure.
16 * @sts_entry: Pointer to status entry structure.
17 * @srb: Pointer to srb structure.
18 **/
19static void qla4xxx_copy_sense(struct scsi_qla_host *ha,
20 struct status_entry *sts_entry,
21 struct srb *srb)
22{
23 struct scsi_cmnd *cmd = srb->cmd;
24 uint16_t sense_len;
25
26 memset(cmd->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
27 sense_len = le16_to_cpu(sts_entry->senseDataByteCnt);
28 if (sense_len == 0)
29 return;
30
31 /* Save total available sense length,
32 * not to exceed cmd's sense buffer size */
33 sense_len = min_t(uint16_t, sense_len, SCSI_SENSE_BUFFERSIZE);
34 srb->req_sense_ptr = cmd->sense_buffer;
35 srb->req_sense_len = sense_len;
36
37 /* Copy sense from sts_entry pkt */
38 sense_len = min_t(uint16_t, sense_len, IOCB_MAX_SENSEDATA_LEN);
39 memcpy(cmd->sense_buffer, sts_entry->senseData, sense_len);
40
41 DEBUG2(printk(KERN_INFO "scsi%ld:%d:%d:%d: %s: sense key = %x, "
42 "ASL= %02x, ASC/ASCQ = %02x/%02x\n", ha->host_no,
43 cmd->device->channel, cmd->device->id,
44 cmd->device->lun, __func__,
45 sts_entry->senseData[2] & 0x0f,
46 sts_entry->senseData[7],
47 sts_entry->senseData[12],
48 sts_entry->senseData[13]));
49
50 DEBUG5(qla4xxx_dump_buffer(cmd->sense_buffer, sense_len));
51 srb->flags |= SRB_GOT_SENSE;
52
53 /* Update srb, in case a sts_cont pkt follows */
54 srb->req_sense_ptr += sense_len;
55 srb->req_sense_len -= sense_len;
56 if (srb->req_sense_len != 0)
57 ha->status_srb = srb;
58 else
59 ha->status_srb = NULL;
60}
61
62/**
63 * qla4xxx_status_cont_entry - Process a Status Continuations entry.
64 * @ha: SCSI driver HA context
65 * @sts_cont: Entry pointer
66 *
67 * Extended sense data.
68 */
69static void
70qla4xxx_status_cont_entry(struct scsi_qla_host *ha,
71 struct status_cont_entry *sts_cont)
72{
73 struct srb *srb = ha->status_srb;
74 struct scsi_cmnd *cmd;
75 uint8_t sense_len;
76
77 if (srb == NULL)
78 return;
79
80 cmd = srb->cmd;
81 if (cmd == NULL) {
82 DEBUG2(printk(KERN_INFO "scsi%ld: %s: Cmd already returned "
83 "back to OS srb=%p srb->state:%d\n", ha->host_no,
84 __func__, srb, srb->state));
85 ha->status_srb = NULL;
86 return;
87 }
88
89 /* Copy sense data. */
90 sense_len = min_t(uint16_t, srb->req_sense_len,
91 IOCB_MAX_EXT_SENSEDATA_LEN);
92 memcpy(srb->req_sense_ptr, sts_cont->ext_sense_data, sense_len);
93 DEBUG5(qla4xxx_dump_buffer(srb->req_sense_ptr, sense_len));
94
95 srb->req_sense_ptr += sense_len;
96 srb->req_sense_len -= sense_len;
97
98 /* Place command on done queue. */
99 if (srb->req_sense_len == 0) {
100 qla4xxx_srb_compl(ha, srb);
101 ha->status_srb = NULL;
102 }
103}
104
105/**
14 * qla4xxx_status_entry - processes status IOCBs 106 * qla4xxx_status_entry - processes status IOCBs
15 * @ha: Pointer to host adapter structure. 107 * @ha: Pointer to host adapter structure.
16 * @sts_entry: Pointer to status entry structure. 108 * @sts_entry: Pointer to status entry structure.
@@ -23,7 +115,6 @@ static void qla4xxx_status_entry(struct scsi_qla_host *ha,
23 struct srb *srb; 115 struct srb *srb;
24 struct ddb_entry *ddb_entry; 116 struct ddb_entry *ddb_entry;
25 uint32_t residual; 117 uint32_t residual;
26 uint16_t sensebytecnt;
27 118
28 srb = qla4xxx_del_from_active_array(ha, le32_to_cpu(sts_entry->handle)); 119 srb = qla4xxx_del_from_active_array(ha, le32_to_cpu(sts_entry->handle));
29 if (!srb) { 120 if (!srb) {
@@ -92,24 +183,7 @@ static void qla4xxx_status_entry(struct scsi_qla_host *ha,
92 break; 183 break;
93 184
94 /* Copy Sense Data into sense buffer. */ 185 /* Copy Sense Data into sense buffer. */
95 memset(cmd->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); 186 qla4xxx_copy_sense(ha, sts_entry, srb);
96
97 sensebytecnt = le16_to_cpu(sts_entry->senseDataByteCnt);
98 if (sensebytecnt == 0)
99 break;
100
101 memcpy(cmd->sense_buffer, sts_entry->senseData,
102 min_t(uint16_t, sensebytecnt, SCSI_SENSE_BUFFERSIZE));
103
104 DEBUG2(printk("scsi%ld:%d:%d:%d: %s: sense key = %x, "
105 "ASC/ASCQ = %02x/%02x\n", ha->host_no,
106 cmd->device->channel, cmd->device->id,
107 cmd->device->lun, __func__,
108 sts_entry->senseData[2] & 0x0f,
109 sts_entry->senseData[12],
110 sts_entry->senseData[13]));
111
112 srb->flags |= SRB_GOT_SENSE;
113 break; 187 break;
114 188
115 case SCS_INCOMPLETE: 189 case SCS_INCOMPLETE:
@@ -176,23 +250,7 @@ static void qla4xxx_status_entry(struct scsi_qla_host *ha,
176 break; 250 break;
177 251
178 /* Copy Sense Data into sense buffer. */ 252 /* Copy Sense Data into sense buffer. */
179 memset(cmd->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); 253 qla4xxx_copy_sense(ha, sts_entry, srb);
180
181 sensebytecnt =
182 le16_to_cpu(sts_entry->senseDataByteCnt);
183 if (sensebytecnt == 0)
184 break;
185
186 memcpy(cmd->sense_buffer, sts_entry->senseData,
187 min_t(uint16_t, sensebytecnt, SCSI_SENSE_BUFFERSIZE));
188
189 DEBUG2(printk("scsi%ld:%d:%d:%d: %s: sense key = %x, "
190 "ASC/ASCQ = %02x/%02x\n", ha->host_no,
191 cmd->device->channel, cmd->device->id,
192 cmd->device->lun, __func__,
193 sts_entry->senseData[2] & 0x0f,
194 sts_entry->senseData[12],
195 sts_entry->senseData[13]));
196 } else { 254 } else {
197 /* 255 /*
198 * If RISC reports underrun and target does not 256 * If RISC reports underrun and target does not
@@ -268,9 +326,10 @@ static void qla4xxx_status_entry(struct scsi_qla_host *ha,
268 326
269status_entry_exit: 327status_entry_exit:
270 328
271 /* complete the request */ 329 /* complete the request, if not waiting for status_continuation pkt */
272 srb->cc_stat = sts_entry->completionStatus; 330 srb->cc_stat = sts_entry->completionStatus;
273 qla4xxx_srb_compl(ha, srb); 331 if (ha->status_srb == NULL)
332 qla4xxx_srb_compl(ha, srb);
274} 333}
275 334
276/** 335/**
@@ -305,10 +364,7 @@ static void qla4xxx_process_response_queue(struct scsi_qla_host * ha)
305 /* process entry */ 364 /* process entry */
306 switch (sts_entry->hdr.entryType) { 365 switch (sts_entry->hdr.entryType) {
307 case ET_STATUS: 366 case ET_STATUS:
308 /* 367 /* Common status */
309 * Common status - Single completion posted in single
310 * IOSB.
311 */
312 qla4xxx_status_entry(ha, sts_entry); 368 qla4xxx_status_entry(ha, sts_entry);
313 break; 369 break;
314 370
@@ -316,9 +372,8 @@ static void qla4xxx_process_response_queue(struct scsi_qla_host * ha)
316 break; 372 break;
317 373
318 case ET_STATUS_CONTINUATION: 374 case ET_STATUS_CONTINUATION:
319 /* Just throw away the status continuation entries */ 375 qla4xxx_status_cont_entry(ha,
320 DEBUG2(printk("scsi%ld: %s: Status Continuation entry " 376 (struct status_cont_entry *) sts_entry);
321 "- ignoring\n", ha->host_no, __func__));
322 break; 377 break;
323 378
324 case ET_COMMAND: 379 case ET_COMMAND:
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index 051b0f5e8c8e..09d6d4b76f39 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -385,16 +385,6 @@ int qla4xxx_get_firmware_status(struct scsi_qla_host * ha)
385 mbox_sts[0])); 385 mbox_sts[0]));
386 return QLA_ERROR; 386 return QLA_ERROR;
387 } 387 }
388
389 /* High-water mark of IOCBs */
390 ha->iocb_hiwat = mbox_sts[2];
391 if (ha->iocb_hiwat > IOCB_HIWAT_CUSHION)
392 ha->iocb_hiwat -= IOCB_HIWAT_CUSHION;
393 else
394 dev_info(&ha->pdev->dev, "WARNING!!! You have less than %d "
395 "firmware IOCBs available (%d).\n",
396 IOCB_HIWAT_CUSHION, ha->iocb_hiwat);
397
398 return QLA_SUCCESS; 388 return QLA_SUCCESS;
399} 389}
400 390
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index ec9da6ce8489..40e3cafb3a9c 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -66,6 +66,7 @@ static int qla4xxx_sess_get_param(struct iscsi_cls_session *sess,
66static int qla4xxx_host_get_param(struct Scsi_Host *shost, 66static int qla4xxx_host_get_param(struct Scsi_Host *shost,
67 enum iscsi_host_param param, char *buf); 67 enum iscsi_host_param param, char *buf);
68static void qla4xxx_recovery_timedout(struct iscsi_cls_session *session); 68static void qla4xxx_recovery_timedout(struct iscsi_cls_session *session);
69static enum blk_eh_timer_return qla4xxx_eh_cmd_timed_out(struct scsi_cmnd *sc);
69 70
70/* 71/*
71 * SCSI host template entry points 72 * SCSI host template entry points
@@ -89,6 +90,7 @@ static struct scsi_host_template qla4xxx_driver_template = {
89 .eh_device_reset_handler = qla4xxx_eh_device_reset, 90 .eh_device_reset_handler = qla4xxx_eh_device_reset,
90 .eh_target_reset_handler = qla4xxx_eh_target_reset, 91 .eh_target_reset_handler = qla4xxx_eh_target_reset,
91 .eh_host_reset_handler = qla4xxx_eh_host_reset, 92 .eh_host_reset_handler = qla4xxx_eh_host_reset,
93 .eh_timed_out = qla4xxx_eh_cmd_timed_out,
92 94
93 .slave_configure = qla4xxx_slave_configure, 95 .slave_configure = qla4xxx_slave_configure,
94 .slave_alloc = qla4xxx_slave_alloc, 96 .slave_alloc = qla4xxx_slave_alloc,
@@ -124,6 +126,21 @@ static struct iscsi_transport qla4xxx_iscsi_transport = {
124 126
125static struct scsi_transport_template *qla4xxx_scsi_transport; 127static struct scsi_transport_template *qla4xxx_scsi_transport;
126 128
129static enum blk_eh_timer_return qla4xxx_eh_cmd_timed_out(struct scsi_cmnd *sc)
130{
131 struct iscsi_cls_session *session;
132 struct ddb_entry *ddb_entry;
133
134 session = starget_to_session(scsi_target(sc->device));
135 ddb_entry = session->dd_data;
136
137 /* if we are not logged in then the LLD is going to clean up the cmd */
138 if (atomic_read(&ddb_entry->state) != DDB_STATE_ONLINE)
139 return BLK_EH_RESET_TIMER;
140 else
141 return BLK_EH_NOT_HANDLED;
142}
143
127static void qla4xxx_recovery_timedout(struct iscsi_cls_session *session) 144static void qla4xxx_recovery_timedout(struct iscsi_cls_session *session)
128{ 145{
129 struct ddb_entry *ddb_entry = session->dd_data; 146 struct ddb_entry *ddb_entry = session->dd_data;
@@ -904,18 +921,17 @@ static int qla4xxx_recover_adapter(struct scsi_qla_host *ha,
904 /* Flush any pending ddb changed AENs */ 921 /* Flush any pending ddb changed AENs */
905 qla4xxx_process_aen(ha, FLUSH_DDB_CHANGED_AENS); 922 qla4xxx_process_aen(ha, FLUSH_DDB_CHANGED_AENS);
906 923
924 qla4xxx_flush_active_srbs(ha);
925
907 /* Reset the firmware. If successful, function 926 /* Reset the firmware. If successful, function
908 * returns with ISP interrupts enabled. 927 * returns with ISP interrupts enabled.
909 */ 928 */
910 if (status == QLA_SUCCESS) { 929 DEBUG2(printk("scsi%ld: %s - Performing soft reset..\n",
911 DEBUG2(printk("scsi%ld: %s - Performing soft reset..\n", 930 ha->host_no, __func__));
912 ha->host_no, __func__)); 931 if (ql4xxx_lock_drvr_wait(ha) == QLA_SUCCESS)
913 qla4xxx_flush_active_srbs(ha); 932 status = qla4xxx_soft_reset(ha);
914 if (ql4xxx_lock_drvr_wait(ha) == QLA_SUCCESS) 933 else
915 status = qla4xxx_soft_reset(ha); 934 status = QLA_ERROR;
916 else
917 status = QLA_ERROR;
918 }
919 935
920 /* Flush any pending ddb changed AENs */ 936 /* Flush any pending ddb changed AENs */
921 qla4xxx_process_aen(ha, FLUSH_DDB_CHANGED_AENS); 937 qla4xxx_process_aen(ha, FLUSH_DDB_CHANGED_AENS);
@@ -1527,11 +1543,9 @@ static int qla4xxx_eh_device_reset(struct scsi_cmnd *cmd)
1527{ 1543{
1528 struct scsi_qla_host *ha = to_qla_host(cmd->device->host); 1544 struct scsi_qla_host *ha = to_qla_host(cmd->device->host);
1529 struct ddb_entry *ddb_entry = cmd->device->hostdata; 1545 struct ddb_entry *ddb_entry = cmd->device->hostdata;
1530 struct srb *sp;
1531 int ret = FAILED, stat; 1546 int ret = FAILED, stat;
1532 1547
1533 sp = (struct srb *) cmd->SCp.ptr; 1548 if (!ddb_entry)
1534 if (!sp || !ddb_entry)
1535 return ret; 1549 return ret;
1536 1550
1537 dev_info(&ha->pdev->dev, 1551 dev_info(&ha->pdev->dev,
@@ -1644,7 +1658,7 @@ static int qla4xxx_eh_host_reset(struct scsi_cmnd *cmd)
1644 ha = (struct scsi_qla_host *) cmd->device->host->hostdata; 1658 ha = (struct scsi_qla_host *) cmd->device->host->hostdata;
1645 1659
1646 dev_info(&ha->pdev->dev, 1660 dev_info(&ha->pdev->dev,
1647 "scsi(%ld:%d:%d:%d): ADAPTER RESET ISSUED.\n", ha->host_no, 1661 "scsi(%ld:%d:%d:%d): HOST RESET ISSUED.\n", ha->host_no,
1648 cmd->device->channel, cmd->device->id, cmd->device->lun); 1662 cmd->device->channel, cmd->device->id, cmd->device->lun);
1649 1663
1650 if (qla4xxx_wait_for_hba_online(ha) != QLA_SUCCESS) { 1664 if (qla4xxx_wait_for_hba_online(ha) != QLA_SUCCESS) {
diff --git a/drivers/scsi/qla4xxx/ql4_version.h b/drivers/scsi/qla4xxx/ql4_version.h
index ab984cb89cea..6980cb279c81 100644
--- a/drivers/scsi/qla4xxx/ql4_version.h
+++ b/drivers/scsi/qla4xxx/ql4_version.h
@@ -5,5 +5,5 @@
5 * See LICENSE.qla4xxx for copyright and licensing details. 5 * See LICENSE.qla4xxx for copyright and licensing details.
6 */ 6 */
7 7
8#define QLA4XXX_DRIVER_VERSION "5.01.00-k8" 8#define QLA4XXX_DRIVER_VERSION "5.01.00-k9"
9 9
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 783e33c65eb7..b47240ca4b19 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -990,7 +990,7 @@ int iscsi_offload_mesg(struct Scsi_Host *shost,
990 struct iscsi_uevent *ev; 990 struct iscsi_uevent *ev;
991 int len = NLMSG_SPACE(sizeof(*ev) + data_size); 991 int len = NLMSG_SPACE(sizeof(*ev) + data_size);
992 992
993 skb = alloc_skb(len, GFP_NOIO); 993 skb = alloc_skb(len, GFP_ATOMIC);
994 if (!skb) { 994 if (!skb) {
995 printk(KERN_ERR "can not deliver iscsi offload message:OOM\n"); 995 printk(KERN_ERR "can not deliver iscsi offload message:OOM\n");
996 return -ENOMEM; 996 return -ENOMEM;
@@ -1012,7 +1012,7 @@ int iscsi_offload_mesg(struct Scsi_Host *shost,
1012 1012
1013 memcpy((char *)ev + sizeof(*ev), data, data_size); 1013 memcpy((char *)ev + sizeof(*ev), data, data_size);
1014 1014
1015 return iscsi_multicast_skb(skb, ISCSI_NL_GRP_UIP, GFP_NOIO); 1015 return iscsi_multicast_skb(skb, ISCSI_NL_GRP_UIP, GFP_ATOMIC);
1016} 1016}
1017EXPORT_SYMBOL_GPL(iscsi_offload_mesg); 1017EXPORT_SYMBOL_GPL(iscsi_offload_mesg);
1018 1018
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 5616cd780ff3..b7b9fec67a98 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -1840,6 +1840,18 @@ static void sd_read_block_characteristics(struct scsi_disk *sdkp)
1840 kfree(buffer); 1840 kfree(buffer);
1841} 1841}
1842 1842
1843static int sd_try_extended_inquiry(struct scsi_device *sdp)
1844{
1845 /*
1846 * Although VPD inquiries can go to SCSI-2 type devices,
1847 * some USB ones crash on receiving them, and the pages
1848 * we currently ask for are for SPC-3 and beyond
1849 */
1850 if (sdp->scsi_level > SCSI_SPC_2)
1851 return 1;
1852 return 0;
1853}
1854
1843/** 1855/**
1844 * sd_revalidate_disk - called the first time a new disk is seen, 1856 * sd_revalidate_disk - called the first time a new disk is seen,
1845 * performs disk spin up, read_capacity, etc. 1857 * performs disk spin up, read_capacity, etc.
@@ -1877,8 +1889,12 @@ static int sd_revalidate_disk(struct gendisk *disk)
1877 */ 1889 */
1878 if (sdkp->media_present) { 1890 if (sdkp->media_present) {
1879 sd_read_capacity(sdkp, buffer); 1891 sd_read_capacity(sdkp, buffer);
1880 sd_read_block_limits(sdkp); 1892
1881 sd_read_block_characteristics(sdkp); 1893 if (sd_try_extended_inquiry(sdp)) {
1894 sd_read_block_limits(sdkp);
1895 sd_read_block_characteristics(sdkp);
1896 }
1897
1882 sd_read_write_protect_flag(sdkp, buffer); 1898 sd_read_write_protect_flag(sdkp, buffer);
1883 sd_read_cache_type(sdkp, buffer); 1899 sd_read_cache_type(sdkp, buffer);
1884 sd_read_app_tag_own(sdkp, buffer); 1900 sd_read_app_tag_own(sdkp, buffer);
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-28 23:58:59 -0500