Re: [PATCH v2 16/17] tpm/tpm_ftpm_tee: Make use of tee specific driver registration

On Mon, Dec 15, 2025 at 03:16:46PM +0100, Uwe Kleine-König wrote:

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.

Reviewed-by: Sumit Garg sumit.garg@oss.qualcomm.com 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

Reviewed-by: Jarkko Sakkinen jarkko@kernel.org

BR, Jarkko