diff options
Diffstat (limited to 'drivers/pci/hotplug')
-rw-r--r-- | drivers/pci/hotplug/acpiphp.h | 10 | ||||
-rw-r--r-- | drivers/pci/hotplug/acpiphp_core.c | 37 | ||||
-rw-r--r-- | drivers/pci/hotplug/acpiphp_glue.c | 23 | ||||
-rw-r--r-- | drivers/pci/hotplug/acpiphp_ibm.c | 58 |
4 files changed, 54 insertions, 74 deletions
diff --git a/drivers/pci/hotplug/acpiphp.h b/drivers/pci/hotplug/acpiphp.h index f4e0289..26100f5 100644 --- a/drivers/pci/hotplug/acpiphp.h +++ b/drivers/pci/hotplug/acpiphp.h @@ -39,16 +39,6 @@ #include <linux/mutex.h> #include <linux/pci_hotplug.h> -#define dbg(format, arg...) \ - do { \ - if (acpiphp_debug) \ - printk(KERN_DEBUG "%s: " format, \ - MY_NAME , ## arg); \ - } while (0) -#define err(format, arg...) printk(KERN_ERR "%s: " format, MY_NAME , ## arg) -#define info(format, arg...) printk(KERN_INFO "%s: " format, MY_NAME , ## arg) -#define warn(format, arg...) printk(KERN_WARNING "%s: " format, MY_NAME , ## arg) - struct acpiphp_context; struct acpiphp_bridge; struct acpiphp_slot; diff --git a/drivers/pci/hotplug/acpiphp_core.c b/drivers/pci/hotplug/acpiphp_core.c index bf2203e..8650d39 100644 --- a/drivers/pci/hotplug/acpiphp_core.c +++ b/drivers/pci/hotplug/acpiphp_core.c @@ -31,6 +31,8 @@ * */ +#define pr_fmt(fmt) "acpiphp: " fmt + #include <linux/init.h> #include <linux/module.h> #include <linux/moduleparam.h> @@ -43,12 +45,9 @@ #include <linux/smp.h> #include "acpiphp.h" -#define MY_NAME "acpiphp" - /* name size which is used for entries in pcihpfs */ #define SLOT_NAME_SIZE 21 /* {_SUN} */ -bool acpiphp_debug; bool acpiphp_disabled; /* local variables */ @@ -61,9 +60,7 @@ static struct acpiphp_attention_info *attention_info; MODULE_AUTHOR(DRIVER_AUTHOR); MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL"); -MODULE_PARM_DESC(debug, "Debugging mode enabled or not"); MODULE_PARM_DESC(disable, "disable acpiphp driver"); -module_param_named(debug, acpiphp_debug, bool, 0644); module_param_named(disable, acpiphp_disabled, bool, 0444); /* export the attention callback registration methods */ @@ -139,7 +136,7 @@ static int enable_slot(struct hotplug_slot *hotplug_slot) { struct slot *slot = hotplug_slot->private; - dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); + pr_debug("%s - physical_slot = %s\n", __func__, slot_name(slot)); /* enable the specified slot */ return acpiphp_enable_slot(slot->acpi_slot); @@ -156,7 +153,7 @@ static int disable_slot(struct hotplug_slot *hotplug_slot) { struct slot *slot = hotplug_slot->private; - dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); + pr_debug("%s - physical_slot = %s\n", __func__, slot_name(slot)); /* disable the specified slot */ return acpiphp_disable_and_eject_slot(slot->acpi_slot); @@ -176,8 +173,9 @@ static int disable_slot(struct hotplug_slot *hotplug_slot) { int retval = -ENODEV; - dbg("%s - physical_slot = %s\n", __func__, hotplug_slot_name(hotplug_slot)); - + pr_debug("%s - physical_slot = %s\n", __func__, + hotplug_slot_name(hotplug_slot)); + if (attention_info && try_module_get(attention_info->owner)) { retval = attention_info->set_attn(hotplug_slot, status); module_put(attention_info->owner); @@ -199,7 +197,7 @@ static int get_power_status(struct hotplug_slot *hotplug_slot, u8 *value) { struct slot *slot = hotplug_slot->private; - dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); + pr_debug("%s - physical_slot = %s\n", __func__, slot_name(slot)); *value = acpiphp_get_power_status(slot->acpi_slot); @@ -221,7 +219,8 @@ static int get_attention_status(struct hotplug_slot *hotplug_slot, u8 *value) { int retval = -EINVAL; - dbg("%s - physical_slot = %s\n", __func__, hotplug_slot_name(hotplug_slot)); + pr_debug("%s - physical_slot = %s\n", __func__, + hotplug_slot_name(hotplug_slot)); if (attention_info && try_module_get(attention_info->owner)) { retval = attention_info->get_attn(hotplug_slot, value); @@ -244,7 +243,7 @@ static int get_latch_status(struct hotplug_slot *hotplug_slot, u8 *value) { struct slot *slot = hotplug_slot->private; - dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); + pr_debug("%s - physical_slot = %s\n", __func__, slot_name(slot)); *value = acpiphp_get_latch_status(slot->acpi_slot); @@ -264,7 +263,7 @@ static int get_adapter_status(struct hotplug_slot *hotplug_slot, u8 *value) { struct slot *slot = hotplug_slot->private; - dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); + pr_debug("%s - physical_slot = %s\n", __func__, slot_name(slot)); *value = acpiphp_get_adapter_status(slot->acpi_slot); @@ -279,7 +278,7 @@ static void release_slot(struct hotplug_slot *hotplug_slot) { struct slot *slot = hotplug_slot->private; - dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); + pr_debug("%s - physical_slot = %s\n", __func__, slot_name(slot)); kfree(slot->hotplug_slot); kfree(slot); @@ -322,11 +321,11 @@ int acpiphp_register_hotplug_slot(struct acpiphp_slot *acpiphp_slot, if (retval == -EBUSY) goto error_hpslot; if (retval) { - err("pci_hp_register failed with error %d\n", retval); + pr_err("pci_hp_register failed with error %d\n", retval); goto error_hpslot; } - info("Slot [%s] registered\n", slot_name(slot)); + pr_info("Slot [%s] registered\n", slot_name(slot)); return 0; error_hpslot: @@ -343,17 +342,17 @@ void acpiphp_unregister_hotplug_slot(struct acpiphp_slot *acpiphp_slot) struct slot *slot = acpiphp_slot->slot; int retval = 0; - info("Slot [%s] unregistered\n", slot_name(slot)); + pr_info("Slot [%s] unregistered\n", slot_name(slot)); retval = pci_hp_deregister(slot->hotplug_slot); if (retval) - err("pci_hp_deregister failed with error %d\n", retval); + pr_err("pci_hp_deregister failed with error %d\n", retval); } void __init acpiphp_init(void) { - info(DRIVER_DESC " version: " DRIVER_VERSION "%s\n", + pr_info(DRIVER_DESC " version: " DRIVER_VERSION "%s\n", acpiphp_disabled ? ", disabled by user; please report a bug" : ""); } diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index 0b7d23b..6557702 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -39,6 +39,8 @@ * bus. It loses the refcount when the the driver unloads. */ +#define pr_fmt(fmt) "acpiphp_glue: " fmt + #include <linux/init.h> #include <linux/module.h> @@ -58,8 +60,6 @@ static LIST_HEAD(bridge_list); static DEFINE_MUTEX(bridge_mutex); static DEFINE_MUTEX(acpiphp_context_lock); -#define MY_NAME "acpiphp_glue" - static void handle_hotplug_event(acpi_handle handle, u32 type, void *data); static void acpiphp_sanitize_bus(struct pci_bus *bus); static void acpiphp_set_hpp_values(struct pci_bus *bus); @@ -335,7 +335,7 @@ static acpi_status register_slot(acpi_handle handle, u32 lvl, void *data, if (ACPI_FAILURE(status)) sun = bridge->nr_slots; - dbg("found ACPI PCI Hotplug slot %llu at PCI %04x:%02x:%02x\n", + pr_debug("found ACPI PCI Hotplug slot %llu at PCI %04x:%02x:%02x\n", sun, pci_domain_nr(pbus), pbus->number, device); retval = acpiphp_register_hotplug_slot(slot, sun); @@ -343,10 +343,10 @@ static acpi_status register_slot(acpi_handle handle, u32 lvl, void *data, slot->slot = NULL; bridge->nr_slots--; if (retval == -EBUSY) - warn("Slot %llu already registered by another " + pr_warn("Slot %llu already registered by another " "hotplug driver\n", sun); else - warn("acpiphp_register_hotplug_slot failed " + pr_warn("acpiphp_register_hotplug_slot failed " "(err code = 0x%x)\n", retval); } /* Even if the slot registration fails, we can still use it. */ @@ -369,7 +369,7 @@ static acpi_status register_slot(acpi_handle handle, u32 lvl, void *data, if (register_hotplug_dock_device(handle, &acpiphp_dock_ops, context, acpiphp_dock_init, acpiphp_dock_release)) - dbg("failed to register dock device\n"); + pr_debug("failed to register dock device\n"); } /* install notify handler */ @@ -427,7 +427,7 @@ static void cleanup_bridge(struct acpiphp_bridge *bridge) ACPI_SYSTEM_NOTIFY, handle_hotplug_event); if (ACPI_FAILURE(status)) - err("failed to remove notify handler\n"); + pr_err("failed to remove notify handler\n"); } } if (slot->slot) @@ -830,8 +830,9 @@ static void hotplug_event(acpi_handle handle, u32 type, void *data) switch (type) { case ACPI_NOTIFY_BUS_CHECK: /* bus re-enumerate */ - dbg("%s: Bus check notify on %s\n", __func__, objname); - dbg("%s: re-enumerating slots under %s\n", __func__, objname); + pr_debug("%s: Bus check notify on %s\n", __func__, objname); + pr_debug("%s: re-enumerating slots under %s\n", + __func__, objname); if (bridge) { acpiphp_check_bridge(bridge); } else { @@ -845,7 +846,7 @@ static void hotplug_event(acpi_handle handle, u32 type, void *data) case ACPI_NOTIFY_DEVICE_CHECK: /* device check */ - dbg("%s: Device check notify on %s\n", __func__, objname); + pr_debug("%s: Device check notify on %s\n", __func__, objname); if (bridge) { acpiphp_check_bridge(bridge); } else { @@ -866,7 +867,7 @@ static void hotplug_event(acpi_handle handle, u32 type, void *data) case ACPI_NOTIFY_EJECT_REQUEST: /* request device eject */ - dbg("%s: Device eject notify on %s\n", __func__, objname); + pr_debug("%s: Device eject notify on %s\n", __func__, objname); acpiphp_disable_and_eject_slot(func->slot); break; } diff --git a/drivers/pci/hotplug/acpiphp_ibm.c b/drivers/pci/hotplug/acpiphp_ibm.c index 2f5786c..0d64c41 100644 --- a/drivers/pci/hotplug/acpiphp_ibm.c +++ b/drivers/pci/hotplug/acpiphp_ibm.c @@ -25,6 +25,8 @@ * */ +#define pr_fmt(fmt) "acpiphp_ibm: " fmt + #include <linux/init.h> #include <linux/slab.h> #include <linux/module.h> @@ -43,23 +45,11 @@ #define DRIVER_AUTHOR "Irene Zubarev <zubarev@us.ibm.com>, Vernon Mauery <vernux@us.ibm.com>" #define DRIVER_DESC "ACPI Hot Plug PCI Controller Driver IBM extension" -static bool debug; MODULE_AUTHOR(DRIVER_AUTHOR); MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL"); MODULE_VERSION(DRIVER_VERSION); -module_param(debug, bool, 0644); -MODULE_PARM_DESC(debug, " Debugging mode enabled or not"); -#define MY_NAME "acpiphp_ibm" - -#undef dbg -#define dbg(format, arg...) \ -do { \ - if (debug) \ - printk(KERN_DEBUG "%s: " format, \ - MY_NAME , ## arg); \ -} while (0) #define FOUND_APCI 0x61504349 /* these are the names for the IBM ACPI pseudo-device */ @@ -189,7 +179,7 @@ static int ibm_set_attention_status(struct hotplug_slot *slot, u8 status) ibm_slot = ibm_slot_from_id(hpslot_to_sun(slot)); - dbg("%s: set slot %d (%d) attention status to %d\n", __func__, + pr_debug("%s: set slot %d (%d) attention status to %d\n", __func__, ibm_slot->slot.slot_num, ibm_slot->slot.slot_id, (status ? 1 : 0)); @@ -202,10 +192,10 @@ static int ibm_set_attention_status(struct hotplug_slot *slot, u8 status) stat = acpi_evaluate_integer(ibm_acpi_handle, "APLS", ¶ms, &rc); if (ACPI_FAILURE(stat)) { - err("APLS evaluation failed: 0x%08x\n", stat); + pr_err("APLS evaluation failed: 0x%08x\n", stat); return -ENODEV; } else if (!rc) { - err("APLS method failed: 0x%08llx\n", rc); + pr_err("APLS method failed: 0x%08llx\n", rc); return -ERANGE; } return 0; @@ -234,7 +224,7 @@ static int ibm_get_attention_status(struct hotplug_slot *slot, u8 *status) else *status = 0; - dbg("%s: get slot %d (%d) attention status is %d\n", __func__, + pr_debug("%s: get slot %d (%d) attention status is %d\n", __func__, ibm_slot->slot.slot_num, ibm_slot->slot.slot_id, *status); @@ -266,10 +256,10 @@ static void ibm_handle_events(acpi_handle handle, u32 event, void *context) u8 subevent = event & 0xf0; struct notification *note = context; - dbg("%s: Received notification %02x\n", __func__, event); + pr_debug("%s: Received notification %02x\n", __func__, event); if (subevent == 0x80) { - dbg("%s: generationg bus event\n", __func__); + pr_debug("%s: generationg bus event\n", __func__); acpi_bus_generate_netlink_event(note->device->pnp.device_class, dev_name(¬e->device->dev), note->event, detail); @@ -301,7 +291,7 @@ static int ibm_get_table_from_acpi(char **bufp) status = acpi_evaluate_object(ibm_acpi_handle, "APCI", NULL, &buffer); if (ACPI_FAILURE(status)) { - err("%s: APCI evaluation failed\n", __func__); + pr_err("%s: APCI evaluation failed\n", __func__); return -ENODEV; } @@ -309,13 +299,13 @@ static int ibm_get_table_from_acpi(char **bufp) if (!(package) || (package->type != ACPI_TYPE_PACKAGE) || !(package->package.elements)) { - err("%s: Invalid APCI object\n", __func__); + pr_err("%s: Invalid APCI object\n", __func__); goto read_table_done; } for(size = 0, i = 0; i < package->package.count; i++) { if (package->package.elements[i].type != ACPI_TYPE_BUFFER) { - err("%s: Invalid APCI element %d\n", __func__, i); + pr_err("%s: Invalid APCI element %d\n", __func__, i); goto read_table_done; } size += package->package.elements[i].buffer.length; @@ -325,7 +315,7 @@ static int ibm_get_table_from_acpi(char **bufp) goto read_table_done; lbuf = kzalloc(size, GFP_KERNEL); - dbg("%s: element count: %i, ASL table size: %i, &table = 0x%p\n", + pr_debug("%s: element count: %i, ASL table size: %i, &table = 0x%p\n", __func__, package->package.count, size, lbuf); if (lbuf) { @@ -370,8 +360,8 @@ static ssize_t ibm_read_apci_table(struct file *filp, struct kobject *kobj, { int bytes_read = -EINVAL; char *table = NULL; - - dbg("%s: pos = %d, size = %zd\n", __func__, (int)pos, size); + + pr_debug("%s: pos = %d, size = %zd\n", __func__, (int)pos, size); if (pos == 0) { bytes_read = ibm_get_table_from_acpi(&table); @@ -403,7 +393,7 @@ static acpi_status __init ibm_find_acpi_device(acpi_handle handle, status = acpi_get_object_info(handle, &info); if (ACPI_FAILURE(status)) { - err("%s: Failed to get device information status=0x%x\n", + pr_err("%s: Failed to get device information status=0x%x\n", __func__, status); return retval; } @@ -411,7 +401,7 @@ static acpi_status __init ibm_find_acpi_device(acpi_handle handle, if (info->current_status && (info->valid & ACPI_VALID_HID) && (!strcmp(info->hardware_id.string, IBM_HARDWARE_ID1) || !strcmp(info->hardware_id.string, IBM_HARDWARE_ID2))) { - dbg("found hardware: %s, handle: %p\n", + pr_debug("found hardware: %s, handle: %p\n", info->hardware_id.string, handle); *phandle = handle; /* returning non-zero causes the search to stop @@ -432,18 +422,18 @@ static int __init ibm_acpiphp_init(void) struct acpi_device *device; struct kobject *sysdir = &pci_slots_kset->kobj; - dbg("%s\n", __func__); + pr_debug("%s\n", __func__); if (acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX, ibm_find_acpi_device, NULL, &ibm_acpi_handle, NULL) != FOUND_APCI) { - err("%s: acpi_walk_namespace failed\n", __func__); + pr_err("%s: acpi_walk_namespace failed\n", __func__); retval = -ENODEV; goto init_return; } - dbg("%s: found IBM aPCI device\n", __func__); + pr_debug("%s: found IBM aPCI device\n", __func__); if (acpi_bus_get_device(ibm_acpi_handle, &device)) { - err("%s: acpi_bus_get_device failed\n", __func__); + pr_err("%s: acpi_bus_get_device failed\n", __func__); retval = -ENODEV; goto init_return; } @@ -457,7 +447,7 @@ static int __init ibm_acpiphp_init(void) ACPI_DEVICE_NOTIFY, ibm_handle_events, &ibm_note); if (ACPI_FAILURE(status)) { - err("%s: Failed to register notification handler\n", + pr_err("%s: Failed to register notification handler\n", __func__); retval = -EBUSY; goto init_cleanup; @@ -479,17 +469,17 @@ static void __exit ibm_acpiphp_exit(void) acpi_status status; struct kobject *sysdir = &pci_slots_kset->kobj; - dbg("%s\n", __func__); + pr_debug("%s\n", __func__); if (acpiphp_unregister_attention(&ibm_attention_info)) - err("%s: attention info deregistration failed", __func__); + pr_err("%s: attention info deregistration failed", __func__); status = acpi_remove_notify_handler( ibm_acpi_handle, ACPI_DEVICE_NOTIFY, ibm_handle_events); if (ACPI_FAILURE(status)) - err("%s: Notification handler removal failed\n", __func__); + pr_err("%s: Notification handler removal failed\n", __func__); /* remove the /sys entries */ sysfs_remove_bin_file(sysdir, &ibm_apci_table_attr); } |