Read PPCC power limits on system resume in case those limits changed
while system was suspended.
Signed-off-by: Srinivas Pandruvada <srinivas.pandruv...@linux.intel.com>
---
.../int340x_thermal/processor_thermal_device.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c
b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c
index 436c256f111d..acb22157b9ac 100644
--- a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c
+++ b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c
@@ -465,6 +465,18 @@ static void proc_thermal_pci_remove(struct pci_dev *pdev)
pci_disable_device(pdev);
}
+static int proc_thermal_resume(struct device *dev)
+{
+ struct proc_thermal_device *proc_dev;
+
+ proc_dev = dev_get_drvdata(dev);
+ proc_thermal_read_ppcc(proc_dev);
+
+ return 0;
+}
+
+static SIMPLE_DEV_PM_OPS(proc_thermal_pm, NULL, proc_thermal_resume);
+
static const struct pci_device_id proc_thermal_pci_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_PROC_BDW_THERMAL)},
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_PROC_HSB_THERMAL)},
@@ -489,6 +501,7 @@ static struct pci_driver proc_thermal_pci_driver = {
.probe = proc_thermal_pci_probe,
.remove = proc_thermal_pci_remove,
.id_table = proc_thermal_pci_ids,
+ .driver.pm = &proc_thermal_pm,
};
static const struct acpi_device_id int3401_device_ids[] = {
@@ -503,6 +516,7 @@ static struct platform_driver int3401_driver = {
.driver = {
.name = "int3401 thermal",
.acpi_match_table = int3401_device_ids,
+ .pm = &proc_thermal_pm,
},
};
--
2.17.2
