diff options
| -rw-r--r-- | drivers/pci/hotplug/shpchp.h | 7 | ||||
| -rw-r--r-- | drivers/pci/hotplug/shpchp_core.c | 120 |
2 files changed, 63 insertions, 64 deletions
diff --git a/drivers/pci/hotplug/shpchp.h b/drivers/pci/hotplug/shpchp.h index 5a22a43cc38..e03ee082670 100644 --- a/drivers/pci/hotplug/shpchp.h +++ b/drivers/pci/hotplug/shpchp.h @@ -428,13 +428,6 @@ static inline void amd_pogo_errata_restore_misc_reg(struct slot *p_slot) pci_write_config_dword(p_slot->ctrl->pci_dev, PCIX_MISCII_OFFSET, pcix_misc2_temp); } -#define SLOT_NAME_SIZE 10 - -static inline void make_slot_name(char *buffer, int buffer_size, struct slot *slot) -{ - snprintf(buffer, buffer_size, "%04d_%04d", slot->bus, slot->number); -} - enum php_ctlr_type { PCI, ISA, diff --git a/drivers/pci/hotplug/shpchp_core.c b/drivers/pci/hotplug/shpchp_core.c index a2b3f0010ce..29261b8824c 100644 --- a/drivers/pci/hotplug/shpchp_core.c +++ b/drivers/pci/hotplug/shpchp_core.c @@ -99,89 +99,95 @@ static void release_slot(struct hotplug_slot *hotplug_slot) kfree(slot); } +#define SLOT_NAME_SIZE 10 +static void make_slot_name(struct slot *slot) +{ + snprintf(slot->hotplug_slot->name, SLOT_NAME_SIZE, "%04d_%04d", + slot->bus, slot->number); +} + static int init_slots(struct controller *ctrl) { - struct slot *new_slot; - u8 number_of_slots; - u8 slot_device; - u32 slot_number, sun; - int result = -ENOMEM; - - number_of_slots = ctrl->num_slots; - slot_device = ctrl->slot_device_offset; - slot_number = ctrl->first_slot; - - while (number_of_slots) { - new_slot = (struct slot *) kmalloc(sizeof(struct slot), GFP_KERNEL); - if (!new_slot) + struct slot *slot; + struct hotplug_slot *hotplug_slot; + struct hotplug_slot_info *info; + char *name; + int retval = -ENOMEM; + int i; + u32 sun; + + for (i = 0; i < ctrl->num_slots; i++) { + slot = kmalloc(sizeof(struct slot), GFP_KERNEL); + if (!slot) goto error; + memset(slot, 0, sizeof(struct slot)); - memset(new_slot, 0, sizeof(struct slot)); - new_slot->hotplug_slot = kmalloc (sizeof (struct hotplug_slot), GFP_KERNEL); - if (!new_slot->hotplug_slot) + hotplug_slot = kmalloc(sizeof(struct hotplug_slot), + GFP_KERNEL); + if (!hotplug_slot) goto error_slot; - memset(new_slot->hotplug_slot, 0, sizeof (struct hotplug_slot)); + memset(hotplug_slot, 0, sizeof(struct hotplug_slot)); + slot->hotplug_slot = hotplug_slot; - new_slot->hotplug_slot->info = kmalloc (sizeof (struct hotplug_slot_info), GFP_KERNEL); - if (!new_slot->hotplug_slot->info) + info = kmalloc(sizeof(struct hotplug_slot_info), GFP_KERNEL); + if (!info) goto error_hpslot; - memset(new_slot->hotplug_slot->info, 0, sizeof (struct hotplug_slot_info)); - new_slot->hotplug_slot->name = kmalloc (SLOT_NAME_SIZE, GFP_KERNEL); - if (!new_slot->hotplug_slot->name) + memset(info, 0, sizeof (struct hotplug_slot_info)); + hotplug_slot->info = info; + + name = kmalloc(SLOT_NAME_SIZE, GFP_KERNEL); + if (!name) goto error_info; + hotplug_slot->name = name; - new_slot->magic = SLOT_MAGIC; - new_slot->ctrl = ctrl; - new_slot->bus = ctrl->slot_bus; - new_slot->device = slot_device; - new_slot->hpc_ops = ctrl->hpc_ops; + slot->hp_slot = i; + slot->magic = SLOT_MAGIC; + slot->ctrl = ctrl; + slot->bus = ctrl->slot_bus; + slot->device = ctrl->slot_device_offset + i; + slot->hpc_ops = ctrl->hpc_ops; if (shpchprm_get_physical_slot_number(ctrl, &sun, - new_slot->bus, new_slot->device)) + slot->bus, slot->device)) goto error_name; - new_slot->number = sun; - new_slot->hp_slot = slot_device - ctrl->slot_device_offset; + slot->number = sun; /* register this slot with the hotplug pci core */ - new_slot->hotplug_slot->private = new_slot; - new_slot->hotplug_slot->release = &release_slot; - make_slot_name(new_slot->hotplug_slot->name, SLOT_NAME_SIZE, new_slot); - new_slot->hotplug_slot->ops = &shpchp_hotplug_slot_ops; - - new_slot->hpc_ops->get_power_status(new_slot, &(new_slot->hotplug_slot->info->power_status)); - new_slot->hpc_ops->get_attention_status(new_slot, &(new_slot->hotplug_slot->info->attention_status)); - new_slot->hpc_ops->get_latch_status(new_slot, &(new_slot->hotplug_slot->info->latch_status)); - new_slot->hpc_ops->get_adapter_status(new_slot, &(new_slot->hotplug_slot->info->adapter_status)); - - dbg("Registering bus=%x dev=%x hp_slot=%x sun=%x slot_device_offset=%x\n", new_slot->bus, - new_slot->device, new_slot->hp_slot, new_slot->number, ctrl->slot_device_offset); - result = pci_hp_register (new_slot->hotplug_slot); - if (result) { - err ("pci_hp_register failed with error %d\n", result); + hotplug_slot->private = slot; + hotplug_slot->release = &release_slot; + make_slot_name(slot); + hotplug_slot->ops = &shpchp_hotplug_slot_ops; + + get_power_status(hotplug_slot, &info->power_status); + get_attention_status(hotplug_slot, &info->attention_status); + get_latch_status(hotplug_slot, &info->latch_status); + get_adapter_status(hotplug_slot, &info->adapter_status); + + dbg("Registering bus=%x dev=%x hp_slot=%x sun=%x " + "slot_device_offset=%x\n", slot->bus, slot->device, + slot->hp_slot, slot->number, ctrl->slot_device_offset); + retval = pci_hp_register(slot->hotplug_slot); + if (retval) { + err("pci_hp_register failed with error %d\n", retval); goto error_name; } - new_slot->next = ctrl->slot; - ctrl->slot = new_slot; - - number_of_slots--; - slot_device++; - slot_number += ctrl->slot_num_inc; + slot->next = ctrl->slot; + ctrl->slot = slot; } return 0; - error_name: - kfree(new_slot->hotplug_slot->name); + kfree(name); error_info: - kfree(new_slot->hotplug_slot->info); + kfree(info); error_hpslot: - kfree(new_slot->hotplug_slot); + kfree(hotplug_slot); error_slot: - kfree(new_slot); + kfree(slot); error: - return result; + return retval; } static void cleanup_slots(struct controller *ctrl) |