diff options
| author | Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> | 2019-04-29 20:47:43 -0700 |
|---|---|---|
| committer | Zhang Rui <rui.zhang@intel.com> | 2019-06-25 21:21:01 +0800 |
| commit | aaba9791fbb4c5c5af86ea296f5b8d577aa293d8 (patch) | |
| tree | 5fe898cb72d8605c77c5dedae1ea56fdbcd43392 /drivers/thermal | |
| parent | 4b972a01a7da614b4796475f933094751a295a2f (diff) | |
| download | linux-aaba9791fbb4c5c5af86ea296f5b8d577aa293d8.tar.bz2 | |
drivers: thermal: processor_thermal: Read PPCC on resume
Read PPCC power limits on system resume in case those limits changed
while system was suspended.
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Diffstat (limited to 'drivers/thermal')
| -rw-r--r-- | drivers/thermal/intel/int340x_thermal/processor_thermal_device.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c index 53c84fa498ce..a3210f09f366 100644 --- a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c +++ b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c @@ -443,6 +443,18 @@ 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)}, @@ -465,6 +477,7 @@ 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[] = { @@ -479,6 +492,7 @@ static struct platform_driver int3401_driver = { .driver = { .name = "int3401 thermal", .acpi_match_table = int3401_device_ids, + .pm = &proc_thermal_pm, }, }; |