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path: root/drivers/pci/hotplug/shpchp_ctrl.c
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Diffstat (limited to 'drivers/pci/hotplug/shpchp_ctrl.c')
-rw-r--r--drivers/pci/hotplug/shpchp_ctrl.c30
1 files changed, 15 insertions, 15 deletions
diff --git a/drivers/pci/hotplug/shpchp_ctrl.c b/drivers/pci/hotplug/shpchp_ctrl.c
index 9f90eb8e6ecd..490a9553a062 100644
--- a/drivers/pci/hotplug/shpchp_ctrl.c
+++ b/drivers/pci/hotplug/shpchp_ctrl.c
@@ -1885,7 +1885,7 @@ int shpchp_enable_slot (struct slot *p_slot)
1885 func = shpchp_slot_find(p_slot->bus, p_slot->device, 0); 1885 func = shpchp_slot_find(p_slot->bus, p_slot->device, 0);
1886 if (!func) { 1886 if (!func) {
1887 dbg("%s: Error! slot NULL\n", __FUNCTION__); 1887 dbg("%s: Error! slot NULL\n", __FUNCTION__);
1888 return 1; 1888 return -ENODEV;
1889 } 1889 }
1890 1890
1891 /* Check to see if (latch closed, card present, power off) */ 1891 /* Check to see if (latch closed, card present, power off) */
@@ -1894,19 +1894,19 @@ int shpchp_enable_slot (struct slot *p_slot)
1894 if (rc || !getstatus) { 1894 if (rc || !getstatus) {
1895 info("%s: no adapter on slot(%x)\n", __FUNCTION__, p_slot->number); 1895 info("%s: no adapter on slot(%x)\n", __FUNCTION__, p_slot->number);
1896 up(&p_slot->ctrl->crit_sect); 1896 up(&p_slot->ctrl->crit_sect);
1897 return 1; 1897 return -ENODEV;
1898 } 1898 }
1899 rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus); 1899 rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
1900 if (rc || getstatus) { 1900 if (rc || getstatus) {
1901 info("%s: latch open on slot(%x)\n", __FUNCTION__, p_slot->number); 1901 info("%s: latch open on slot(%x)\n", __FUNCTION__, p_slot->number);
1902 up(&p_slot->ctrl->crit_sect); 1902 up(&p_slot->ctrl->crit_sect);
1903 return 1; 1903 return -ENODEV;
1904 } 1904 }
1905 rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus); 1905 rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
1906 if (rc || getstatus) { 1906 if (rc || getstatus) {
1907 info("%s: already enabled on slot(%x)\n", __FUNCTION__, p_slot->number); 1907 info("%s: already enabled on slot(%x)\n", __FUNCTION__, p_slot->number);
1908 up(&p_slot->ctrl->crit_sect); 1908 up(&p_slot->ctrl->crit_sect);
1909 return 1; 1909 return -ENODEV;
1910 } 1910 }
1911 up(&p_slot->ctrl->crit_sect); 1911 up(&p_slot->ctrl->crit_sect);
1912 1912
@@ -1914,7 +1914,7 @@ int shpchp_enable_slot (struct slot *p_slot)
1914 1914
1915 func = shpchp_slot_create(p_slot->bus); 1915 func = shpchp_slot_create(p_slot->bus);
1916 if (func == NULL) 1916 if (func == NULL)
1917 return 1; 1917 return -ENOMEM;
1918 1918
1919 func->bus = p_slot->bus; 1919 func->bus = p_slot->bus;
1920 func->device = p_slot->device; 1920 func->device = p_slot->device;
@@ -1939,7 +1939,7 @@ int shpchp_enable_slot (struct slot *p_slot)
1939 /* Setup slot structure with entry for empty slot */ 1939 /* Setup slot structure with entry for empty slot */
1940 func = shpchp_slot_create(p_slot->bus); 1940 func = shpchp_slot_create(p_slot->bus);
1941 if (func == NULL) 1941 if (func == NULL)
1942 return (1); /* Out of memory */ 1942 return -ENOMEM; /* Out of memory */
1943 1943
1944 func->bus = p_slot->bus; 1944 func->bus = p_slot->bus;
1945 func->device = p_slot->device; 1945 func->device = p_slot->device;
@@ -1972,7 +1972,7 @@ int shpchp_disable_slot (struct slot *p_slot)
1972 struct pci_func *func; 1972 struct pci_func *func;
1973 1973
1974 if (!p_slot->ctrl) 1974 if (!p_slot->ctrl)
1975 return 1; 1975 return -ENODEV;
1976 1976
1977 pci_bus = p_slot->ctrl->pci_dev->subordinate; 1977 pci_bus = p_slot->ctrl->pci_dev->subordinate;
1978 1978
@@ -1983,19 +1983,19 @@ int shpchp_disable_slot (struct slot *p_slot)
1983 if (ret || !getstatus) { 1983 if (ret || !getstatus) {
1984 info("%s: no adapter on slot(%x)\n", __FUNCTION__, p_slot->number); 1984 info("%s: no adapter on slot(%x)\n", __FUNCTION__, p_slot->number);
1985 up(&p_slot->ctrl->crit_sect); 1985 up(&p_slot->ctrl->crit_sect);
1986 return 1; 1986 return -ENODEV;
1987 } 1987 }
1988 ret = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus); 1988 ret = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
1989 if (ret || getstatus) { 1989 if (ret || getstatus) {
1990 info("%s: latch open on slot(%x)\n", __FUNCTION__, p_slot->number); 1990 info("%s: latch open on slot(%x)\n", __FUNCTION__, p_slot->number);
1991 up(&p_slot->ctrl->crit_sect); 1991 up(&p_slot->ctrl->crit_sect);
1992 return 1; 1992 return -ENODEV;
1993 } 1993 }
1994 ret = p_slot->hpc_ops->get_power_status(p_slot, &getstatus); 1994 ret = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
1995 if (ret || !getstatus) { 1995 if (ret || !getstatus) {
1996 info("%s: already disabled slot(%x)\n", __FUNCTION__, p_slot->number); 1996 info("%s: already disabled slot(%x)\n", __FUNCTION__, p_slot->number);
1997 up(&p_slot->ctrl->crit_sect); 1997 up(&p_slot->ctrl->crit_sect);
1998 return 1; 1998 return -ENODEV;
1999 } 1999 }
2000 up(&p_slot->ctrl->crit_sect); 2000 up(&p_slot->ctrl->crit_sect);
2001 2001
@@ -2011,7 +2011,7 @@ int shpchp_disable_slot (struct slot *p_slot)
2011 /* Check the Class Code */ 2011 /* Check the Class Code */
2012 rc = pci_bus_read_config_byte (pci_bus, devfn, 0x0B, &class_code); 2012 rc = pci_bus_read_config_byte (pci_bus, devfn, 0x0B, &class_code);
2013 if (rc) 2013 if (rc)
2014 return rc; 2014 return -ENODEV;
2015 2015
2016 if (class_code == PCI_BASE_CLASS_DISPLAY) { 2016 if (class_code == PCI_BASE_CLASS_DISPLAY) {
2017 /* Display/Video adapter (not supported) */ 2017 /* Display/Video adapter (not supported) */
@@ -2020,13 +2020,13 @@ int shpchp_disable_slot (struct slot *p_slot)
2020 /* See if it's a bridge */ 2020 /* See if it's a bridge */
2021 rc = pci_bus_read_config_byte (pci_bus, devfn, PCI_HEADER_TYPE, &header_type); 2021 rc = pci_bus_read_config_byte (pci_bus, devfn, PCI_HEADER_TYPE, &header_type);
2022 if (rc) 2022 if (rc)
2023 return rc; 2023 return -ENODEV;
2024 2024
2025 /* If it's a bridge, check the VGA Enable bit */ 2025 /* If it's a bridge, check the VGA Enable bit */
2026 if ((header_type & 0x7F) == PCI_HEADER_TYPE_BRIDGE) { 2026 if ((header_type & 0x7F) == PCI_HEADER_TYPE_BRIDGE) {
2027 rc = pci_bus_read_config_byte (pci_bus, devfn, PCI_BRIDGE_CONTROL, &BCR); 2027 rc = pci_bus_read_config_byte (pci_bus, devfn, PCI_BRIDGE_CONTROL, &BCR);
2028 if (rc) 2028 if (rc)
2029 return rc; 2029 return -ENODEV;
2030 2030
2031 /* If the VGA Enable bit is set, remove isn't supported */ 2031 /* If the VGA Enable bit is set, remove isn't supported */
2032 if (BCR & PCI_BRIDGE_CTL_VGA) { 2032 if (BCR & PCI_BRIDGE_CTL_VGA) {
@@ -2042,12 +2042,12 @@ int shpchp_disable_slot (struct slot *p_slot)
2042 if ((func != NULL) && !rc) { 2042 if ((func != NULL) && !rc) {
2043 rc = remove_board(func, p_slot->ctrl); 2043 rc = remove_board(func, p_slot->ctrl);
2044 } else if (!rc) 2044 } else if (!rc)
2045 rc = 1; 2045 rc = -ENODEV;
2046 2046
2047 if (p_slot) 2047 if (p_slot)
2048 update_slot_info(p_slot); 2048 update_slot_info(p_slot);
2049 2049
2050 return(rc); 2050 return rc;
2051} 2051}
2052 2052
2053 2053