On some systems the processor thermal device interrupt is shared with other PCI devices. In this case return IRQ_NONE from the interrupt handler when the interrupt is not for the processor thermal device.
Signed-off-by: Srinivas Pandruvada srinivas.pandruvada@linux.intel.com Fixes: f0658708e863 ("thermal: int340x: processor_thermal: Use non MSI interrupts by default") Cc: stable@vger.kernel.org # v6.7+ --- This was only observed on a non production system. So not urgent.
.../intel/int340x_thermal/processor_thermal_device_pci.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/thermal/intel/int340x_thermal/processor_thermal_device_pci.c b/drivers/thermal/intel/int340x_thermal/processor_thermal_device_pci.c index 14e34eabc419..4a1bfebb1b8e 100644 --- a/drivers/thermal/intel/int340x_thermal/processor_thermal_device_pci.c +++ b/drivers/thermal/intel/int340x_thermal/processor_thermal_device_pci.c @@ -150,7 +150,7 @@ static irqreturn_t proc_thermal_irq_handler(int irq, void *devid) { struct proc_thermal_pci *pci_info = devid; struct proc_thermal_device *proc_priv; - int ret = IRQ_HANDLED; + int ret = IRQ_NONE; u32 status;
proc_priv = pci_info->proc_priv; @@ -175,6 +175,7 @@ static irqreturn_t proc_thermal_irq_handler(int irq, void *devid) /* Disable enable interrupt flag */ proc_thermal_mmio_write(pci_info, PROC_THERMAL_MMIO_INT_ENABLE_0, 0); pkg_thermal_schedule_work(&pci_info->work); + ret = IRQ_HANDLED; }
pci_write_config_byte(pci_info->pdev, 0xdc, 0x01);