PCI hotplug: shpchp: message refinement

[linux-2.6-omap-h63xx.git] / drivers / pci / hotplug / shpchp_core.c

diff --git a/drivers/pci/hotplug/shpchp_core.c b/drivers/pci/hotplug/shpchp_core.c
index cc38615395f1087f10a07764fe8d402524a9830b..fe8d149c2293572a2d9e9b0afa68c6959aa43a55 100644 (file)
--- a/drivers/pci/hotplug/shpchp_core.c
+++ b/drivers/pci/hotplug/shpchp_core.c
@@ -89,7 +89,8 @@ static void release_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));
 
        kfree(slot->hotplug_slot->info);
        kfree(slot->hotplug_slot);
@@ -101,8 +102,9 @@ static int init_slots(struct controller *ctrl)
        struct slot *slot;
        struct hotplug_slot *hotplug_slot;
        struct hotplug_slot_info *info;
+       char name[SLOT_NAME_SIZE];
        int retval = -ENOMEM;
-       int i, len, dup = 1;
+       int i;
 
        for (i = 0; i < ctrl->num_slots; i++) {
                slot = kzalloc(sizeof(*slot), GFP_KERNEL);
@@ -119,8 +121,6 @@ static int init_slots(struct controller *ctrl)
                        goto error_hpslot;
                hotplug_slot->info = info;
 
-               hotplug_slot->name = slot->name;
-
                slot->hp_slot = i;
                slot->ctrl = ctrl;
                slot->bus = ctrl->pci_dev->subordinate->number;
@@ -133,37 +133,27 @@ static int init_slots(struct controller *ctrl)
                /* register this slot with the hotplug pci core */
                hotplug_slot->private = slot;
                hotplug_slot->release = &release_slot;
-               snprintf(slot->name, SLOT_NAME_SIZE, "%d", slot->number);
+               snprintf(name, SLOT_NAME_SIZE, "%d", slot->number);
                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);
-duplicate_name:
+               ctrl_dbg(ctrl, "Registering domain:bus:dev=%04x:%02x:%02x "
+                        "hp_slot=%x sun=%x slot_device_offset=%x\n",
+                        pci_domain_nr(ctrl->pci_dev->subordinate),
+                        slot->bus, slot->device, slot->hp_slot, slot->number,
+                        ctrl->slot_device_offset);
                retval = pci_hp_register(slot->hotplug_slot,
-                               ctrl->pci_dev->subordinate, slot->device);
+                               ctrl->pci_dev->subordinate, 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);
+
                list_add(&slot->slot_list, &ctrl->slot_list);
        }
 
@@ -201,7 +191,8 @@ static int set_attention_status (struct hotplug_slot *hotplug_slot, u8 status)
 {
        struct slot *slot = get_slot(hotplug_slot);
 
-       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;
        slot->hpc_ops->set_attention_status(slot, status);
@@ -213,7 +204,8 @@ static int enable_slot (struct hotplug_slot *hotplug_slot)
 {
        struct slot *slot = get_slot(hotplug_slot);
 
-       dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+       ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
+                __func__, slot_name(slot));
 
        return shpchp_sysfs_enable_slot(slot);
 }
@@ -222,7 +214,8 @@ static int disable_slot (struct hotplug_slot *hotplug_slot)
 {
        struct slot *slot = get_slot(hotplug_slot);
 
-       dbg("%s - physical_slot = %s\n", __func__, hotplug_slot->name);
+       ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
+                __func__, slot_name(slot));
 
        return shpchp_sysfs_disable_slot(slot);
 }
@@ -232,7 +225,8 @@ static int get_power_status (struct hotplug_slot *hotplug_slot, u8 *value)
        struct slot *slot = get_slot(hotplug_slot);
        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)
@@ -246,7 +240,8 @@ static int get_attention_status (struct hotplug_slot *hotplug_slot, u8 *value)
        struct slot *slot = get_slot(hotplug_slot);
        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)
@@ -260,7 +255,8 @@ static int get_latch_status (struct hotplug_slot *hotplug_slot, u8 *value)
        struct slot *slot = get_slot(hotplug_slot);
        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)
@@ -274,7 +270,8 @@ static int get_adapter_status (struct hotplug_slot *hotplug_slot, u8 *value)
        struct slot *slot = get_slot(hotplug_slot);
        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)
@@ -289,7 +286,8 @@ static int get_max_bus_speed(struct hotplug_slot *hotplug_slot,
        struct slot *slot = get_slot(hotplug_slot);
        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)
@@ -303,7 +301,8 @@ static int get_cur_bus_speed (struct hotplug_slot *hotplug_slot, enum pci_bus_sp
        struct slot *slot = get_slot(hotplug_slot);
        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)
@@ -334,15 +333,14 @@ static int shpc_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
        ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL);
        if (!ctrl) {
-               err("%s : out of memory\n", __func__);
+               dev_err(&pdev->dev, "%s: Out of memory\n", __func__);
                goto err_out_none;
        }
        INIT_LIST_HEAD(&ctrl->slot_list);
 
        rc = shpc_init(ctrl, pdev);
        if (rc) {
-               dbg("%s: controller initialization failed\n",
-                   SHPC_MODULE_NAME);
+               ctrl_dbg(ctrl, "Controller initialization failed\n");
                goto err_out_free_ctrl;
        }
 
@@ -351,7 +349,7 @@ static int shpc_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
        /* Setup the slot information structures */
        rc = init_slots(ctrl);
        if (rc) {
-               err("%s: slot initialization failed\n", SHPC_MODULE_NAME);
+               ctrl_err(ctrl, "Slot initialization failed\n");
                goto err_out_release_ctlr;
        }