diff options
Diffstat (limited to 'drivers/tee/optee/device.c')
| -rw-r--r-- | drivers/tee/optee/device.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/tee/optee/device.c b/drivers/tee/optee/device.c index e3a148521ec1..acff7dd677d6 100644 --- a/drivers/tee/optee/device.c +++ b/drivers/tee/optee/device.c @@ -65,6 +65,13 @@ static int get_devices(struct tee_context *ctx, u32 session, return 0; } +static void optee_release_device(struct device *dev) +{ + struct tee_client_device *optee_device = to_tee_client_device(dev); + + kfree(optee_device); +} + static int optee_register_device(const uuid_t *device_uuid, u32 device_id) { struct tee_client_device *optee_device = NULL; @@ -75,6 +82,7 @@ static int optee_register_device(const uuid_t *device_uuid, u32 device_id) return -ENOMEM; optee_device->dev.bus = &tee_bus_type; + optee_device->dev.release = optee_release_device; dev_set_name(&optee_device->dev, "optee-clnt%u", device_id); uuid_copy(&optee_device->id.uuid, device_uuid); @@ -158,3 +166,17 @@ out_ctx: return rc; } + +static int __optee_unregister_device(struct device *dev, void *data) +{ + if (!strncmp(dev_name(dev), "optee-clnt", strlen("optee-clnt"))) + device_unregister(dev); + + return 0; +} + +void optee_unregister_devices(void) +{ + bus_for_each_dev(&tee_bus_type, NULL, NULL, + __optee_unregister_device); +} |