diff options
| author | Jason Wang <[email protected]> | 2022-05-27 14:01:16 +0800 |
|---|---|---|
| committer | Michael S. Tsirkin <[email protected]> | 2022-05-31 12:45:09 -0400 |
| commit | 9e9b2893284fa0681ab5c0632d02214385a174c3 (patch) | |
| tree | 59678d19f60cb5f48575b785be0eecae36817318 | |
| parent | 48b3dd24382139a239a43bca7c1c632438d1dfb2 (diff) | |
virtio-mmio: implement synchronize_cbs()
Simply synchronize the platform irq that is used by us.
Cc: Thomas Gleixner <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: "Paul E. McKenney" <[email protected]>
Cc: Marc Zyngier <[email protected]>
Cc: Halil Pasic <[email protected]>
Cc: Cornelia Huck <[email protected]>
Cc: Vineeth Vijayan <[email protected]>
Cc: Peter Oberparleiter <[email protected]>
Cc: [email protected]
Reviewed-by: Cornelia Huck <[email protected]>
Signed-off-by: Jason Wang <[email protected]>
Message-Id: <[email protected]>
Signed-off-by: Michael S. Tsirkin <[email protected]>
Reviewed-by: Xuan Zhuo <[email protected]>
| -rw-r--r-- | drivers/virtio/virtio_mmio.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c index 839684d672af..c9699a59f93c 100644 --- a/drivers/virtio/virtio_mmio.c +++ b/drivers/virtio/virtio_mmio.c @@ -345,6 +345,13 @@ static void vm_del_vqs(struct virtio_device *vdev) free_irq(platform_get_irq(vm_dev->pdev, 0), vm_dev); } +static void vm_synchronize_cbs(struct virtio_device *vdev) +{ + struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vdev); + + synchronize_irq(platform_get_irq(vm_dev->pdev, 0)); +} + static struct virtqueue *vm_setup_vq(struct virtio_device *vdev, unsigned int index, void (*callback)(struct virtqueue *vq), const char *name, bool ctx) @@ -541,6 +548,7 @@ static const struct virtio_config_ops virtio_mmio_config_ops = { .finalize_features = vm_finalize_features, .bus_name = vm_bus_name, .get_shm_region = vm_get_shm_region, + .synchronize_cbs = vm_synchronize_cbs, }; |