--- zzzz-none-000/linux-3.10.107/drivers/pci/hotplug/acpiphp_core.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/pci/hotplug/acpiphp_core.c 2021-02-04 17:41:59.000000000 +0000 @@ -31,6 +31,8 @@ * */ +#define pr_fmt(fmt) "acpiphp: " fmt + #include #include #include @@ -43,12 +45,9 @@ #include #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 */ @@ -61,15 +60,9 @@ 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 */ -EXPORT_SYMBOL_GPL(acpiphp_register_attention); -EXPORT_SYMBOL_GPL(acpiphp_unregister_attention); - static int enable_slot (struct hotplug_slot *slot); static int disable_slot (struct hotplug_slot *slot); static int set_attention_status (struct hotplug_slot *slot, u8 value); @@ -107,6 +100,7 @@ } return retval; } +EXPORT_SYMBOL_GPL(acpiphp_register_attention); /** @@ -114,7 +108,7 @@ * @info: must match the pointer used to register * * Description: This is used to un-register a hardware specific acpi - * driver that manipulates the attention LED. The pointer to the + * driver that manipulates the attention LED. The pointer to the * info struct must be the same as the one used to set it. */ int acpiphp_unregister_attention(struct acpiphp_attention_info *info) @@ -127,6 +121,7 @@ } return retval; } +EXPORT_SYMBOL_GPL(acpiphp_unregister_attention); /** @@ -139,7 +134,7 @@ { 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); @@ -155,15 +150,11 @@ static int disable_slot(struct hotplug_slot *hotplug_slot) { struct slot *slot = hotplug_slot->private; - int retval; - 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 */ - retval = acpiphp_disable_slot(slot->acpi_slot); - if (!retval) - retval = acpiphp_eject_slot(slot->acpi_slot); - return retval; + return acpiphp_disable_slot(slot->acpi_slot); } @@ -176,20 +167,21 @@ * was registered with us. This allows hardware specific * ACPI implementations to blink the light for us. */ - static int set_attention_status(struct hotplug_slot *hotplug_slot, u8 status) - { +static int set_attention_status(struct hotplug_slot *hotplug_slot, u8 status) +{ 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); } else attention_info = NULL; return retval; - } - +} + /** * get_power_status - get power status of a slot @@ -203,7 +195,7 @@ { 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); @@ -225,7 +217,8 @@ { 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); @@ -248,7 +241,7 @@ { 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); @@ -268,7 +261,7 @@ { 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); @@ -283,14 +276,15 @@ { 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); } /* callback routine to initialize 'struct slot' for each slot */ -int acpiphp_register_hotplug_slot(struct acpiphp_slot *acpiphp_slot) +int acpiphp_register_hotplug_slot(struct acpiphp_slot *acpiphp_slot, + unsigned int sun) { struct slot *slot; int retval = -ENOMEM; @@ -317,20 +311,19 @@ slot->hotplug_slot->info->adapter_status = acpiphp_get_adapter_status(slot->acpi_slot); acpiphp_slot->slot = slot; - snprintf(name, SLOT_NAME_SIZE, "%llu", slot->acpi_slot->sun); + slot->sun = sun; + snprintf(name, SLOT_NAME_SIZE, "%u", sun); - retval = pci_hp_register(slot->hotplug_slot, - acpiphp_slot->bridge->pci_bus, - acpiphp_slot->device, - name); + retval = pci_hp_register(slot->hotplug_slot, acpiphp_slot->bus, + acpiphp_slot->device, name); 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: @@ -347,17 +340,17 @@ 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" : ""); }