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path: root/drivers/pci/hotplug/pnv_php.c
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Diffstat (limited to 'drivers/pci/hotplug/pnv_php.c')
-rw-r--r--drivers/pci/hotplug/pnv_php.c45
1 files changed, 17 insertions, 28 deletions
diff --git a/drivers/pci/hotplug/pnv_php.c b/drivers/pci/hotplug/pnv_php.c
index 74f6a17e4614..23da3046f160 100644
--- a/drivers/pci/hotplug/pnv_php.c
+++ b/drivers/pci/hotplug/pnv_php.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* PCI Hotplug Driver for PowerPC PowerNV platform.
*
* Copyright Gavin Shan, IBM Corporation 2016.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/libfdt.h>
@@ -266,22 +262,18 @@ static int pnv_php_add_devtree(struct pnv_php_slot *php_slot)
fdt1 = kzalloc(0x10000, GFP_KERNEL);
if (!fdt1) {
ret = -ENOMEM;
- dev_warn(&php_slot->pdev->dev, "Cannot alloc FDT blob\n");
goto out;
}
ret = pnv_pci_get_device_tree(php_slot->dn->phandle, fdt1, 0x10000);
if (ret) {
- dev_warn(&php_slot->pdev->dev, "Error %d getting FDT blob\n",
- ret);
+ pci_warn(php_slot->pdev, "Error %d getting FDT blob\n", ret);
goto free_fdt1;
}
fdt = kzalloc(fdt_totalsize(fdt1), GFP_KERNEL);
if (!fdt) {
ret = -ENOMEM;
- dev_warn(&php_slot->pdev->dev, "Cannot %d bytes memory\n",
- fdt_totalsize(fdt1));
goto free_fdt1;
}
@@ -290,7 +282,7 @@ static int pnv_php_add_devtree(struct pnv_php_slot *php_slot)
dt = of_fdt_unflatten_tree(fdt, php_slot->dn, NULL);
if (!dt) {
ret = -EINVAL;
- dev_warn(&php_slot->pdev->dev, "Cannot unflatten FDT\n");
+ pci_warn(php_slot->pdev, "Cannot unflatten FDT\n");
goto free_fdt;
}
@@ -300,7 +292,7 @@ static int pnv_php_add_devtree(struct pnv_php_slot *php_slot)
ret = pnv_php_populate_changeset(&php_slot->ocs, php_slot->dn);
if (ret) {
pnv_php_reverse_nodes(php_slot->dn);
- dev_warn(&php_slot->pdev->dev, "Error %d populating changeset\n",
+ pci_warn(php_slot->pdev, "Error %d populating changeset\n",
ret);
goto free_dt;
}
@@ -308,8 +300,7 @@ static int pnv_php_add_devtree(struct pnv_php_slot *php_slot)
php_slot->dn->child = NULL;
ret = of_changeset_apply(&php_slot->ocs);
if (ret) {
- dev_warn(&php_slot->pdev->dev, "Error %d applying changeset\n",
- ret);
+ pci_warn(php_slot->pdev, "Error %d applying changeset\n", ret);
goto destroy_changeset;
}
@@ -345,14 +336,14 @@ int pnv_php_set_slot_power_state(struct hotplug_slot *slot,
if (be64_to_cpu(msg.params[1]) != php_slot->dn->phandle ||
be64_to_cpu(msg.params[2]) != state ||
be64_to_cpu(msg.params[3]) != OPAL_SUCCESS) {
- dev_warn(&php_slot->pdev->dev, "Wrong msg (%lld, %lld, %lld)\n",
+ pci_warn(php_slot->pdev, "Wrong msg (%lld, %lld, %lld)\n",
be64_to_cpu(msg.params[1]),
be64_to_cpu(msg.params[2]),
be64_to_cpu(msg.params[3]));
return -ENOMSG;
}
} else if (ret < 0) {
- dev_warn(&php_slot->pdev->dev, "Error %d powering %s\n",
+ pci_warn(php_slot->pdev, "Error %d powering %s\n",
ret, (state == OPAL_PCI_SLOT_POWER_ON) ? "on" : "off");
return ret;
}
@@ -379,7 +370,7 @@ static int pnv_php_get_power_state(struct hotplug_slot *slot, u8 *state)
*/
ret = pnv_pci_get_power_state(php_slot->id, &power_state);
if (ret) {
- dev_warn(&php_slot->pdev->dev, "Error %d getting power status\n",
+ pci_warn(php_slot->pdev, "Error %d getting power status\n",
ret);
} else {
*state = power_state;
@@ -405,8 +396,7 @@ static int pnv_php_get_adapter_state(struct hotplug_slot *slot, u8 *state)
slot->info->adapter_status = presence;
ret = 0;
} else {
- dev_warn(&php_slot->pdev->dev, "Error %d getting presence\n",
- ret);
+ pci_warn(php_slot->pdev, "Error %d getting presence\n", ret);
}
return ret;
@@ -629,8 +619,7 @@ static int pnv_php_register_slot(struct pnv_php_slot *php_slot)
ret = pci_hp_register(&php_slot->slot, php_slot->bus,
php_slot->slot_no, php_slot->name);
if (ret) {
- dev_warn(&php_slot->pdev->dev, "Error %d registering slot\n",
- ret);
+ pci_warn(php_slot->pdev, "Error %d registering slot\n", ret);
return ret;
}
@@ -683,7 +672,7 @@ static int pnv_php_enable_msix(struct pnv_php_slot *php_slot)
/* Enable MSIx */
ret = pci_enable_msix_exact(pdev, &entry, 1);
if (ret) {
- dev_warn(&pdev->dev, "Error %d enabling MSIx\n", ret);
+ pci_warn(pdev, "Error %d enabling MSIx\n", ret);
return ret;
}
@@ -727,7 +716,7 @@ static irqreturn_t pnv_php_interrupt(int irq, void *data)
(sts & PCI_EXP_SLTSTA_PDC)) {
ret = pnv_pci_get_presence_state(php_slot->id, &presence);
if (ret) {
- dev_warn(&pdev->dev, "PCI slot [%s] error %d getting presence (0x%04x), to retry the operation.\n",
+ pci_warn(pdev, "PCI slot [%s] error %d getting presence (0x%04x), to retry the operation.\n",
php_slot->name, ret, sts);
return IRQ_HANDLED;
}
@@ -757,12 +746,12 @@ static irqreturn_t pnv_php_interrupt(int irq, void *data)
*/
event = kzalloc(sizeof(*event), GFP_ATOMIC);
if (!event) {
- dev_warn(&pdev->dev, "PCI slot [%s] missed hotplug event 0x%04x\n",
+ pci_warn(pdev, "PCI slot [%s] missed hotplug event 0x%04x\n",
php_slot->name, sts);
return IRQ_HANDLED;
}
- dev_info(&pdev->dev, "PCI slot [%s] %s (IRQ: %d)\n",
+ pci_info(pdev, "PCI slot [%s] %s (IRQ: %d)\n",
php_slot->name, added ? "added" : "removed", irq);
INIT_WORK(&event->work, pnv_php_event_handler);
event->added = added;
@@ -782,7 +771,7 @@ static void pnv_php_init_irq(struct pnv_php_slot *php_slot, int irq)
/* Allocate workqueue */
php_slot->wq = alloc_workqueue("pciehp-%s", 0, 0, php_slot->name);
if (!php_slot->wq) {
- dev_warn(&pdev->dev, "Cannot alloc workqueue\n");
+ pci_warn(pdev, "Cannot alloc workqueue\n");
pnv_php_disable_irq(php_slot, true);
return;
}
@@ -806,7 +795,7 @@ static void pnv_php_init_irq(struct pnv_php_slot *php_slot, int irq)
php_slot->name, php_slot);
if (ret) {
pnv_php_disable_irq(php_slot, true);
- dev_warn(&pdev->dev, "Error %d enabling IRQ %d\n", ret, irq);
+ pci_warn(pdev, "Error %d enabling IRQ %d\n", ret, irq);
return;
}
@@ -842,7 +831,7 @@ static void pnv_php_enable_irq(struct pnv_php_slot *php_slot)
ret = pci_enable_device(pdev);
if (ret) {
- dev_warn(&pdev->dev, "Error %d enabling device\n", ret);
+ pci_warn(pdev, "Error %d enabling device\n", ret);
return;
}