Add ioctl to clear IRQ which can be used to free the allocated IRQ vectors and free the requested IRQ. Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx> --- drivers/misc/pci_endpoint_test.c | 10 ++++++++++ include/uapi/linux/pcitest.h | 1 + 2 files changed, 11 insertions(+) diff --git a/drivers/misc/pci_endpoint_test.c b/drivers/misc/pci_endpoint_test.c index 04505890eae9..861b3d0cea19 100644 --- a/drivers/misc/pci_endpoint_test.c +++ b/drivers/misc/pci_endpoint_test.c @@ -555,6 +555,13 @@ static bool pci_endpoint_test_read(struct pci_endpoint_test *test, size_t size) return ret; } +static bool pci_endpoint_test_clear_irq(struct pci_endpoint_test *test) +{ + pci_endpoint_test_release_irq(test); + pci_endpoint_test_free_irq_vectors(test); + return true; +} + static bool pci_endpoint_test_set_irq(struct pci_endpoint_test *test, int req_irq_type) { @@ -625,6 +632,9 @@ static long pci_endpoint_test_ioctl(struct file *file, unsigned int cmd, case PCITEST_GET_IRQTYPE: ret = irq_type; break; + case PCITEST_CLEAR_IRQ: + ret = pci_endpoint_test_clear_irq(test); + break; } ret: diff --git a/include/uapi/linux/pcitest.h b/include/uapi/linux/pcitest.h index cbf422e56696..c6d3076fa732 100644 --- a/include/uapi/linux/pcitest.h +++ b/include/uapi/linux/pcitest.h @@ -19,5 +19,6 @@ #define PCITEST_MSIX _IOW('P', 0x7, int) #define PCITEST_SET_IRQTYPE _IOW('P', 0x8, int) #define PCITEST_GET_IRQTYPE _IO('P', 0x9) +#define PCITEST_CLEAR_IRQ _IO('P', 0x10) #endif /* __UAPI_LINUX_PCITEST_H */ -- 2.17.1