Use the new device_to_pm() helper to access Power Management callbacs
(struct dev_pm_ops) for a particular device (struct device_driver).
No functional change intended.
Signed-off-by: Krzysztof Wilczyński <kw@xxxxxxxxx>
---
drivers/pci/pci-driver.c | 32 ++++++++++++++++----------------
1 file changed, 16 insertions(+), 16 deletions(-)
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 0454ca0e4e3f..bb52bb6642a0 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -652,7 +652,7 @@ static bool pci_has_legacy_pm_support(struct pci_dev *pci_dev)
static int pci_pm_prepare(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
if (pm && pm->prepare) {
int error = pm->prepare(dev);
@@ -721,7 +721,7 @@ static void pcie_pme_root_status_cleanup(struct pci_dev *pci_dev)
static int pci_pm_suspend(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
pci_dev->skip_bus_pm = false;
@@ -787,7 +787,7 @@ static int pci_pm_suspend_late(struct device *dev)
static int pci_pm_suspend_noirq(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
if (dev_pm_smart_suspend_and_suspended(dev)) {
dev->power.may_skip_resume = true;
@@ -889,7 +889,7 @@ static int pci_pm_suspend_noirq(struct device *dev)
static int pci_pm_resume_noirq(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
pci_power_t prev_state = pci_dev->current_state;
bool skip_bus_pm = pci_dev->skip_bus_pm;
@@ -931,7 +931,7 @@ static int pci_pm_resume_noirq(struct device *dev)
static int pci_pm_resume(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
/*
* This is necessary for the suspend error path in which resume is
@@ -976,7 +976,7 @@ struct dev_pm_ops __weak pcibios_pm_ops;
static int pci_pm_freeze(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
if (pci_has_legacy_pm_support(pci_dev))
return pci_legacy_suspend(dev, PMSG_FREEZE);
@@ -1012,7 +1012,7 @@ static int pci_pm_freeze(struct device *dev)
static int pci_pm_freeze_noirq(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
if (pci_has_legacy_pm_support(pci_dev))
return pci_legacy_suspend_late(dev, PMSG_FREEZE);
@@ -1040,7 +1040,7 @@ static int pci_pm_freeze_noirq(struct device *dev)
static int pci_pm_thaw_noirq(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
int error;
if (pcibios_pm_ops.thaw_noirq) {
@@ -1073,7 +1073,7 @@ static int pci_pm_thaw_noirq(struct device *dev)
static int pci_pm_thaw(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
int error = 0;
if (pci_has_legacy_pm_support(pci_dev))
@@ -1094,7 +1094,7 @@ static int pci_pm_thaw(struct device *dev)
static int pci_pm_poweroff(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
if (pci_has_legacy_pm_support(pci_dev))
return pci_legacy_suspend(dev, PMSG_HIBERNATE);
@@ -1138,7 +1138,7 @@ static int pci_pm_poweroff_late(struct device *dev)
static int pci_pm_poweroff_noirq(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
if (dev_pm_smart_suspend_and_suspended(dev))
return 0;
@@ -1181,7 +1181,7 @@ static int pci_pm_poweroff_noirq(struct device *dev)
static int pci_pm_restore_noirq(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
int error;
if (pcibios_pm_ops.restore_noirq) {
@@ -1205,7 +1205,7 @@ static int pci_pm_restore_noirq(struct device *dev)
static int pci_pm_restore(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
/*
* This is necessary for the hibernation error path in which restore is
@@ -1248,7 +1248,7 @@ static int pci_pm_restore(struct device *dev)
static int pci_pm_runtime_suspend(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
pci_power_t prev = pci_dev->current_state;
int error;
@@ -1303,7 +1303,7 @@ static int pci_pm_runtime_suspend(struct device *dev)
static int pci_pm_runtime_resume(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
pci_power_t prev_state = pci_dev->current_state;
int error = 0;
@@ -1334,7 +1334,7 @@ static int pci_pm_runtime_resume(struct device *dev)
static int pci_pm_runtime_idle(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = driver_to_pm(dev->driver);
/*
* If pci_dev->driver is not set (unbound), the device should
--
2.26.2
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