diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/vfio/platform/vfio_platform_common.c | 14 | ||||
| -rw-r--r-- | drivers/vfio/platform/vfio_platform_private.h | 1 |
2 files changed, 13 insertions, 2 deletions
diff --git a/drivers/vfio/platform/vfio_platform_common.c b/drivers/vfio/platform/vfio_platform_common.c index ac0229622c1f..a1c50d630792 100644 --- a/drivers/vfio/platform/vfio_platform_common.c +++ b/drivers/vfio/platform/vfio_platform_common.c @@ -144,8 +144,12 @@ static void vfio_platform_release(void *device_data) mutex_lock(&driver_lock); if (!(--vdev->refcnt)) { - if (vdev->reset) + if (vdev->reset) { + dev_info(vdev->device, "reset\n"); vdev->reset(vdev); + } else { + dev_warn(vdev->device, "no reset function found!\n"); + } vfio_platform_regions_cleanup(vdev); vfio_platform_irq_cleanup(vdev); } @@ -174,8 +178,12 @@ static int vfio_platform_open(void *device_data) if (ret) goto err_irq; - if (vdev->reset) + if (vdev->reset) { + dev_info(vdev->device, "reset\n"); vdev->reset(vdev); + } else { + dev_warn(vdev->device, "no reset function found!\n"); + } } vdev->refcnt++; @@ -551,6 +559,8 @@ int vfio_platform_probe_common(struct vfio_platform_device *vdev, return -EINVAL; } + vdev->device = dev; + group = iommu_group_get(dev); if (!group) { pr_err("VFIO: No IOMMU group for device %s\n", vdev->name); diff --git a/drivers/vfio/platform/vfio_platform_private.h b/drivers/vfio/platform/vfio_platform_private.h index d1b0668fe394..42816dd280cb 100644 --- a/drivers/vfio/platform/vfio_platform_private.h +++ b/drivers/vfio/platform/vfio_platform_private.h @@ -59,6 +59,7 @@ struct vfio_platform_device { struct module *parent_module; const char *compat; struct module *reset_module; + struct device *device; /* * These fields should be filled by the bus specific binder |