diff options
author | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-01 16:41:27 -0800 |
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committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-01 16:41:27 -0800 |
commit | 72a73a69f6a79266b8b4b18f796907b73a5c01e3 (patch) | |
tree | 7684193f3c7f21b0ca14c430b8ead75b2c2025eb /drivers/pci/hotplug | |
parent | 4549df891a31b9a05b7d183106c09049b79327be (diff) | |
parent | 2b290da053608692ea206507d993b70c39d2cdea (diff) | |
download | linux-stable-72a73a69f6a79266b8b4b18f796907b73a5c01e3.tar.gz linux-stable-72a73a69f6a79266b8b4b18f796907b73a5c01e3.tar.bz2 linux-stable-72a73a69f6a79266b8b4b18f796907b73a5c01e3.zip |
Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6: (28 commits)
PCI: make arch/i386/pci/common.c:pci_bf_sort static
PCI: ibmphp_pci.c: fix NULL dereference
pciehp: remove unnecessary pci_disable_msi
pciehp: remove unnecessary free_irq
PCI: rpaphp: change device tree examination
PCI: Change memory allocation for acpiphp slots
i2c-i801: SMBus patch for Intel ICH9
PCI: irq: irq and pci_ids patch for Intel ICH9
PCI: pci_{enable,disable}_device() nestable ports
PCI: switch pci_{enable,disable}_device() to be nestable
PCI: arch/i386/kernel/pci-dma.c: ioremap balanced with iounmap
pci/i386: style cleanups
PCI: Block on access to temporarily unavailable pci device
pci: fix __pci_register_driver error handling
pci: clear osc support flags if no _OSC method
acpiphp: fix missing acpiphp_glue_exit()
acpiphp: fix use of list_for_each macro
Altix: Initial ACPI support - ROM shadowing.
Altix: SN ACPI hotplug support.
Altix: Add initial ACPI IO support
...
Diffstat (limited to 'drivers/pci/hotplug')
-rw-r--r-- | drivers/pci/hotplug/acpiphp.h | 4 | ||||
-rw-r--r-- | drivers/pci/hotplug/acpiphp_core.c | 39 | ||||
-rw-r--r-- | drivers/pci/hotplug/acpiphp_glue.c | 8 | ||||
-rw-r--r-- | drivers/pci/hotplug/ibmphp_pci.c | 4 | ||||
-rw-r--r-- | drivers/pci/hotplug/pciehp_core.c | 7 | ||||
-rw-r--r-- | drivers/pci/hotplug/pciehp_hpc.c | 2 | ||||
-rw-r--r-- | drivers/pci/hotplug/rpadlpar_core.c | 2 | ||||
-rw-r--r-- | drivers/pci/hotplug/rpaphp_core.c | 2 | ||||
-rw-r--r-- | drivers/pci/hotplug/sgi_hotplug.c | 35 |
9 files changed, 30 insertions, 73 deletions
diff --git a/drivers/pci/hotplug/acpiphp.h b/drivers/pci/hotplug/acpiphp.h index 59c5b242d86d..ddbadd95387e 100644 --- a/drivers/pci/hotplug/acpiphp.h +++ b/drivers/pci/hotplug/acpiphp.h @@ -62,10 +62,10 @@ struct acpiphp_slot; struct slot { struct hotplug_slot *hotplug_slot; struct acpiphp_slot *acpi_slot; + struct hotplug_slot_info info; + char name[SLOT_NAME_SIZE]; }; - - /** * struct acpiphp_bridge - PCI bridge information * diff --git a/drivers/pci/hotplug/acpiphp_core.c b/drivers/pci/hotplug/acpiphp_core.c index c57d9d5ce84e..40c79b03c7ef 100644 --- a/drivers/pci/hotplug/acpiphp_core.c +++ b/drivers/pci/hotplug/acpiphp_core.c @@ -303,25 +303,15 @@ static int __init init_acpi(void) /* read initial number of slots */ if (!retval) { num_slots = acpiphp_get_num_slots(); - if (num_slots == 0) + if (num_slots == 0) { + acpiphp_glue_exit(); retval = -ENODEV; + } } return retval; } - -/** - * make_slot_name - make a slot name that appears in pcihpfs - * @slot: slot to name - * - */ -static void make_slot_name(struct slot *slot) -{ - snprintf(slot->hotplug_slot->name, SLOT_NAME_SIZE, "%u", - slot->acpi_slot->sun); -} - /** * release_slot - free up the memory used by a slot * @hotplug_slot: slot to free @@ -332,8 +322,6 @@ static void release_slot(struct hotplug_slot *hotplug_slot) dbg("%s - physical_slot = %s\n", __FUNCTION__, hotplug_slot->name); - kfree(slot->hotplug_slot->info); - kfree(slot->hotplug_slot->name); kfree(slot->hotplug_slot); kfree(slot); } @@ -342,26 +330,19 @@ static void release_slot(struct hotplug_slot *hotplug_slot) int acpiphp_register_hotplug_slot(struct acpiphp_slot *acpiphp_slot) { struct slot *slot; - struct hotplug_slot *hotplug_slot; - struct hotplug_slot_info *hotplug_slot_info; int retval = -ENOMEM; slot = kzalloc(sizeof(*slot), GFP_KERNEL); if (!slot) goto error; - slot->hotplug_slot = kzalloc(sizeof(*hotplug_slot), GFP_KERNEL); + slot->hotplug_slot = kzalloc(sizeof(*slot->hotplug_slot), GFP_KERNEL); if (!slot->hotplug_slot) goto error_slot; - slot->hotplug_slot->info = kzalloc(sizeof(*hotplug_slot_info), - GFP_KERNEL); - if (!slot->hotplug_slot->info) - goto error_hpslot; + slot->hotplug_slot->info = &slot->info; - slot->hotplug_slot->name = kzalloc(SLOT_NAME_SIZE, GFP_KERNEL); - if (!slot->hotplug_slot->name) - goto error_info; + slot->hotplug_slot->name = slot->name; slot->hotplug_slot->private = slot; slot->hotplug_slot->release = &release_slot; @@ -376,21 +357,17 @@ int acpiphp_register_hotplug_slot(struct acpiphp_slot *acpiphp_slot) slot->hotplug_slot->info->cur_bus_speed = PCI_SPEED_UNKNOWN; acpiphp_slot->slot = slot; - make_slot_name(slot); + snprintf(slot->name, sizeof(slot->name), "%u", slot->acpi_slot->sun); retval = pci_hp_register(slot->hotplug_slot); if (retval) { err("pci_hp_register failed with error %d\n", retval); - goto error_name; + goto error_hpslot; } info("Slot [%s] registered\n", slot->hotplug_slot->name); return 0; -error_name: - kfree(slot->hotplug_slot->name); -error_info: - kfree(slot->hotplug_slot->info); error_hpslot: kfree(slot->hotplug_slot); error_slot: diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index 16167b016266..0b9d0db1590a 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -1693,14 +1693,10 @@ void __exit acpiphp_glue_exit(void) */ int __init acpiphp_get_num_slots(void) { - struct list_head *node; struct acpiphp_bridge *bridge; - int num_slots; - - num_slots = 0; + int num_slots = 0; - list_for_each (node, &bridge_list) { - bridge = (struct acpiphp_bridge *)node; + list_for_each_entry (bridge, &bridge_list, list) { dbg("Bus %04x:%02x has %d slot%s\n", pci_domain_nr(bridge->pci_bus), bridge->pci_bus->number, bridge->nr_slots, diff --git a/drivers/pci/hotplug/ibmphp_pci.c b/drivers/pci/hotplug/ibmphp_pci.c index d87a9e3eaeeb..d8f05d7a3c72 100644 --- a/drivers/pci/hotplug/ibmphp_pci.c +++ b/drivers/pci/hotplug/ibmphp_pci.c @@ -1371,12 +1371,12 @@ static int unconfigure_boot_bridge (u8 busno, u8 device, u8 function) } bus = ibmphp_find_res_bus (sec_number); - debug ("bus->busno is %x\n", bus->busno); - debug ("sec_number is %x\n", sec_number); if (!bus) { err ("cannot find Bus structure for the bridged device\n"); return -EINVAL; } + debug("bus->busno is %x\n", bus->busno); + debug("sec_number is %x\n", sec_number); ibmphp_remove_bus (bus, busno); diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c index f93e81e2d2c7..f13f31323e85 100644 --- a/drivers/pci/hotplug/pciehp_core.c +++ b/drivers/pci/hotplug/pciehp_core.c @@ -521,14 +521,9 @@ static void __exit unload_pciehpd(void) } -static int hpdriver_context = 0; - static void pciehp_remove (struct pcie_device *device) { - printk("%s ENTRY\n", __FUNCTION__); - printk("%s -> Call free_irq for irq = %d\n", - __FUNCTION__, device->irq); - free_irq(device->irq, &hpdriver_context); + /* XXX - Needs to be adapted to device driver model */ } #ifdef CONFIG_PM diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index 1c551c697c35..6d3f580f2666 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -718,8 +718,6 @@ static void hpc_release_ctlr(struct controller *ctrl) if (php_ctlr->irq) { free_irq(php_ctlr->irq, ctrl); php_ctlr->irq = 0; - if (!pcie_mch_quirk) - pci_disable_msi(php_ctlr->pci_dev); } } if (php_ctlr->pci_dev) diff --git a/drivers/pci/hotplug/rpadlpar_core.c b/drivers/pci/hotplug/rpadlpar_core.c index 46825fee3ae4..72383467a0d5 100644 --- a/drivers/pci/hotplug/rpadlpar_core.c +++ b/drivers/pci/hotplug/rpadlpar_core.c @@ -63,7 +63,7 @@ static struct device_node *find_php_slot_pci_node(char *drc_name, char *type; int rc; - while ((np = of_find_node_by_type(np, "pci"))) { + while ((np = of_find_node_by_name(np, "pci"))) { rc = rpaphp_get_drc_props(np, NULL, &name, &type, NULL); if (rc == 0) if (!strcmp(drc_name, name) && !strcmp(drc_type, type)) diff --git a/drivers/pci/hotplug/rpaphp_core.c b/drivers/pci/hotplug/rpaphp_core.c index 141486df235b..71a2cb8baa4a 100644 --- a/drivers/pci/hotplug/rpaphp_core.c +++ b/drivers/pci/hotplug/rpaphp_core.c @@ -356,7 +356,7 @@ static int __init rpaphp_init(void) info(DRIVER_DESC " version: " DRIVER_VERSION "\n"); init_MUTEX(&rpaphp_sem); - while ((dn = of_find_node_by_type(dn, "pci"))) + while ((dn = of_find_node_by_name(dn, "pci"))) rpaphp_add_slot(dn); return 0; diff --git a/drivers/pci/hotplug/sgi_hotplug.c b/drivers/pci/hotplug/sgi_hotplug.c index b62ad31a9739..5d188c558386 100644 --- a/drivers/pci/hotplug/sgi_hotplug.c +++ b/drivers/pci/hotplug/sgi_hotplug.c @@ -205,21 +205,6 @@ static struct hotplug_slot * sn_hp_destroy(void) return bss_hotplug_slot; } -static void sn_bus_alloc_data(struct pci_dev *dev) -{ - struct pci_bus *subordinate_bus; - struct pci_dev *child; - - sn_pci_fixup_slot(dev); - - /* Recursively sets up the sn_irq_info structs */ - if (dev->subordinate) { - subordinate_bus = dev->subordinate; - list_for_each_entry(child, &subordinate_bus->devices, bus_list) - sn_bus_alloc_data(child); - } -} - static void sn_bus_free_data(struct pci_dev *dev) { struct pci_bus *subordinate_bus; @@ -337,6 +322,11 @@ static int sn_slot_disable(struct hotplug_slot *bss_hotplug_slot, return rc; } +/* + * Power up and configure the slot via a SAL call to PROM. + * Scan slot (and any children), do any platform specific fixup, + * and find device driver. + */ static int enable_slot(struct hotplug_slot *bss_hotplug_slot) { struct slot *slot = bss_hotplug_slot->private; @@ -345,6 +335,7 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot) int func, num_funcs; int new_ppb = 0; int rc; + void pcibios_fixup_device_resources(struct pci_dev *); /* Serialize the Linux PCI infrastructure */ mutex_lock(&sn_hotplug_mutex); @@ -367,9 +358,6 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot) return -ENODEV; } - sn_pci_controller_fixup(pci_domain_nr(slot->pci_bus), - slot->pci_bus->number, - slot->pci_bus); /* * Map SN resources for all functions on the card * to the Linux PCI interface and tell the drivers @@ -380,6 +368,13 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot) PCI_DEVFN(slot->device_num + 1, PCI_FUNC(func))); if (dev) { + /* Need to do slot fixup on PPB before fixup of children + * (PPB's pcidev_info needs to be in pcidev_info list + * before child's SN_PCIDEV_INFO() call to setup + * pdi_host_pcidev_info). + */ + pcibios_fixup_device_resources(dev); + sn_pci_fixup_slot(dev); if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE) { unsigned char sec_bus; pci_read_config_byte(dev, PCI_SECONDARY_BUS, @@ -387,12 +382,8 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot) new_bus = pci_add_new_bus(dev->bus, dev, sec_bus); pci_scan_child_bus(new_bus); - sn_pci_controller_fixup(pci_domain_nr(new_bus), - new_bus->number, - new_bus); new_ppb = 1; } - sn_bus_alloc_data(dev); pci_dev_put(dev); } } |