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path: root/drivers/pci/hotplug/pciehp_core.c
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Diffstat (limited to 'drivers/pci/hotplug/pciehp_core.c')
-rw-r--r--drivers/pci/hotplug/pciehp_core.c103
1 files changed, 53 insertions, 50 deletions
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
index 4fd5355bc3b5..62be1b59c74b 100644
--- a/drivers/pci/hotplug/pciehp_core.c
+++ b/drivers/pci/hotplug/pciehp_core.c
@@ -144,9 +144,10 @@ set_lock_exit:
* sysfs interface which allows the user to toggle the Electro Mechanical
* Interlock. Valid values are either 0 or 1. 0 == unlock, 1 == lock
*/
-static ssize_t lock_write_file(struct hotplug_slot *slot, const char *buf,
- size_t count)
+static ssize_t lock_write_file(struct hotplug_slot *hotplug_slot,
+ const char *buf, size_t count)
{
+ struct slot *slot = hotplug_slot->private;
unsigned long llock;
u8 lock;
int retval = 0;
@@ -157,10 +158,11 @@ static ssize_t lock_write_file(struct hotplug_slot *slot, const char *buf,
switch (lock) {
case 0:
case 1:
- retval = set_lock_status(slot, lock);
+ retval = set_lock_status(hotplug_slot, lock);
break;
default:
- err ("%d is an invalid lock value\n", lock);
+ ctrl_err(slot->ctrl, "%d is an invalid lock value\n",
+ lock);
retval = -EINVAL;
}
if (retval)
@@ -180,7 +182,10 @@ static struct hotplug_slot_attribute hotplug_slot_attr_lock = {
*/
static void release_slot(struct hotplug_slot *hotplug_slot)
{
- dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+ struct slot *slot = hotplug_slot->private;
+
+ ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+ __func__, hotplug_slot_name(hotplug_slot));
kfree(hotplug_slot->info);
kfree(hotplug_slot);
@@ -191,7 +196,7 @@ static int init_slots(struct controller *ctrl)
struct slot *slot;
struct hotplug_slot *hotplug_slot;
struct hotplug_slot_info *info;
- int len, dup = 1;
+ char name[SLOT_NAME_SIZE];
int retval = -ENOMEM;
list_for_each_entry(slot, &ctrl->slot_list, slot_list) {
@@ -205,46 +210,36 @@ static int init_slots(struct controller *ctrl)
/* register this slot with the hotplug pci core */
hotplug_slot->info = info;
- hotplug_slot->name = slot->name;
hotplug_slot->private = slot;
hotplug_slot->release = &release_slot;
hotplug_slot->ops = &pciehp_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);
slot->hotplug_slot = hotplug_slot;
+ snprintf(name, SLOT_NAME_SIZE, "%u", slot->number);
- 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);
-duplicate_name:
+ ctrl_dbg(ctrl, "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(hotplug_slot,
ctrl->pci_dev->subordinate,
- slot->device);
+ slot->device,
+ name);
if (retval) {
- /*
- * If slot N already exists, we'll try to create
- * slot N-1, N-2 ... N-M, until we overflow.
- */
- if (retval == -EEXIST) {
- len = snprintf(slot->name, SLOT_NAME_SIZE,
- "%d-%d", slot->number, dup++);
- if (len < SLOT_NAME_SIZE)
- goto duplicate_name;
- else
- err("duplicate slot name overflow\n");
- }
- err("pci_hp_register failed with error %d\n", retval);
+ ctrl_err(ctrl, "pci_hp_register failed with error %d\n",
+ retval);
goto error_info;
}
+ 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);
/* create additional sysfs entries */
if (EMI(ctrl)) {
retval = sysfs_create_file(&hotplug_slot->pci_slot->kobj,
&hotplug_slot_attr_lock.attr);
if (retval) {
pci_hp_deregister(hotplug_slot);
- err("cannot create additional sysfs entries\n");
+ ctrl_err(ctrl, "cannot create additional sysfs "
+ "entries\n");
goto error_info;
}
}
@@ -278,7 +273,8 @@ static int set_attention_status(struct hotplug_slot *hotplug_slot, u8 status)
{
struct slot *slot = hotplug_slot->private;
- dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+ ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+ __func__, slot_name(slot));
hotplug_slot->info->attention_status = status;
@@ -293,7 +289,8 @@ static int enable_slot(struct hotplug_slot *hotplug_slot)
{
struct slot *slot = hotplug_slot->private;
- dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+ ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+ __func__, slot_name(slot));
return pciehp_sysfs_enable_slot(slot);
}
@@ -303,7 +300,8 @@ static int disable_slot(struct hotplug_slot *hotplug_slot)
{
struct slot *slot = hotplug_slot->private;
- dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+ ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+ __func__, slot_name(slot));
return pciehp_sysfs_disable_slot(slot);
}
@@ -313,7 +311,8 @@ static int get_power_status(struct hotplug_slot *hotplug_slot, u8 *value)
struct slot *slot = hotplug_slot->private;
int retval;
- dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+ ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+ __func__, slot_name(slot));
retval = slot->hpc_ops->get_power_status(slot, value);
if (retval < 0)
@@ -327,7 +326,8 @@ static int get_attention_status(struct hotplug_slot *hotplug_slot, u8 *value)
struct slot *slot = hotplug_slot->private;
int retval;
- dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+ ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+ __func__, slot_name(slot));
retval = slot->hpc_ops->get_attention_status(slot, value);
if (retval < 0)
@@ -341,7 +341,8 @@ static int get_latch_status(struct hotplug_slot *hotplug_slot, u8 *value)
struct slot *slot = hotplug_slot->private;
int retval;
- dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+ ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+ __func__, slot_name(slot));
retval = slot->hpc_ops->get_latch_status(slot, value);
if (retval < 0)
@@ -355,7 +356,8 @@ static int get_adapter_status(struct hotplug_slot *hotplug_slot, u8 *value)
struct slot *slot = hotplug_slot->private;
int retval;
- dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+ ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+ __func__, slot_name(slot));
retval = slot->hpc_ops->get_adapter_status(slot, value);
if (retval < 0)
@@ -370,7 +372,8 @@ static int get_max_bus_speed(struct hotplug_slot *hotplug_slot,
struct slot *slot = hotplug_slot->private;
int retval;
- dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+ ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+ __func__, slot_name(slot));
retval = slot->hpc_ops->get_max_bus_speed(slot, value);
if (retval < 0)
@@ -384,7 +387,8 @@ static int get_cur_bus_speed(struct hotplug_slot *hotplug_slot, enum pci_bus_spe
struct slot *slot = hotplug_slot->private;
int retval;
- dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+ ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n",
+ __func__, slot_name(slot));
retval = slot->hpc_ops->get_cur_bus_speed(slot, value);
if (retval < 0)
@@ -402,14 +406,15 @@ static int pciehp_probe(struct pcie_device *dev, const struct pcie_port_service_
struct pci_dev *pdev = dev->port;
if (pciehp_force)
- dbg("Bypassing BIOS check for pciehp use on %s\n",
- pci_name(pdev));
+ dev_info(&dev->device,
+ "Bypassing BIOS check for pciehp use on %s\n",
+ pci_name(pdev));
else if (pciehp_get_hp_hw_control_from_firmware(pdev))
goto err_out_none;
ctrl = pcie_init(dev);
if (!ctrl) {
- dbg("%s: controller initialization failed\n", PCIE_MODULE_NAME);
+ dev_err(&dev->device, "controller initialization failed\n");
goto err_out_none;
}
set_service_data(dev, ctrl);
@@ -418,11 +423,10 @@ static int pciehp_probe(struct pcie_device *dev, const struct pcie_port_service_
rc = init_slots(ctrl);
if (rc) {
if (rc == -EBUSY)
- warn("%s: slot already registered by another "
- "hotplug driver\n", PCIE_MODULE_NAME);
+ ctrl_warn(ctrl, "slot already registered by another "
+ "hotplug driver\n");
else
- err("%s: slot initialization failed\n",
- PCIE_MODULE_NAME);
+ ctrl_err(ctrl, "slot initialization failed\n");
goto err_out_release_ctlr;
}
@@ -461,13 +465,13 @@ static void pciehp_remove (struct pcie_device *dev)
#ifdef CONFIG_PM
static int pciehp_suspend (struct pcie_device *dev, pm_message_t state)
{
- printk("%s ENTRY\n", __func__);
+ dev_info(&dev->device, "%s ENTRY\n", __func__);
return 0;
}
static int pciehp_resume (struct pcie_device *dev)
{
- printk("%s ENTRY\n", __func__);
+ dev_info(&dev->device, "%s ENTRY\n", __func__);
if (pciehp_force) {
struct controller *ctrl = get_service_data(dev);
struct slot *t_slot;
@@ -497,10 +501,9 @@ static struct pcie_port_service_id port_pci_ids[] = { {
.driver_data = 0,
}, { /* end: all zeroes */ }
};
-static const char device_name[] = "hpdriver";
static struct pcie_port_service_driver hpdriver_portdrv = {
- .name = (char *)device_name,
+ .name = PCIE_MODULE_NAME,
.id_table = &port_pci_ids[0],
.probe = pciehp_probe,
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-07 12:02:53 +0000