[PATCH v1 16/17] tpm/tpm_ftpm_tee: Make use of tee specific driver registration

Uwe Kleine-König
2025-12-11T17:16:13Z

tee_client_driver_register() is typed more strongly and cares about
assigning the driver's bus. Similar for tee_client_driver_unregister().

Make use of these functions.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
---
drivers/char/tpm/tpm_ftpm_tee.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/char/tpm/tpm_ftpm_tee.c b/drivers/char/tpm/tpm_ftpm_tee.c
index 4e63c30aeaf1..e5fbc70b0eca 100644
--- a/drivers/char/tpm/tpm_ftpm_tee.c
+++ b/drivers/char/tpm/tpm_ftpm_tee.c
@@ -338,7 +338,6 @@ static struct tee_client_driver ftpm_tee_driver = {
.id_table = optee_ftpm_id_table,
.driver = {
.name = "optee-ftpm",
- .bus = &tee_bus_type,
.probe = ftpm_tee_probe,
.remove = ftpm_tee_remove,
},
@@ -352,7 +351,7 @@ static int __init ftpm_mod_init(void)
if (rc)
return rc;

- rc = driver_register(&ftpm_tee_driver.driver);
+ rc = tee_client_driver_register(&ftpm_tee_driver);
if (rc) {
platform_driver_unregister(&ftpm_tee_plat_driver);
return rc;
@@ -364,7 +363,7 @@ static int __init ftpm_mod_init(void)
static void __exit ftpm_mod_exit(void)
{
platform_driver_unregister(&ftpm_tee_plat_driver);
- driver_unregister(&ftpm_tee_driver.driver);
+ tee_client_driver_unregister(&ftpm_tee_driver);
}

module_init(ftpm_mod_init);
--
2.47.3