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| author | Jens Wiklander <jens.wiklander@linaro.org> | 2024-08-14 18:35:57 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2024-08-26 14:16:20 +0300 |
| commit | c30b855e814d9094e369a19fbd86c9bb5badc154 (patch) | |
| tree | 6960724b5bf521a3afa9be4a55edf73ebd6a8f85 /drivers/tee | |
| parent | 7852028a35f03e04c9cdc92fd26894cca4a8a4de (diff) | |
| download | linux-c30b855e814d9094e369a19fbd86c9bb5badc154.tar.xz | |
tee: add tee_device_set_dev_groups()
Add tee_device_set_dev_groups() to TEE drivers to supply driver specific
attribute groups. The class specific attributes are from now on added
via the tee_class, which currently only consist of implementation_id.
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
Link: https://lore.kernel.org/r/20240814153558.708365-4-jens.wiklander@linaro.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/tee')
| -rw-r--r-- | drivers/tee/tee_core.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/tee/tee_core.c b/drivers/tee/tee_core.c index d52e879b204e..d113679b1e2d 100644 --- a/drivers/tee/tee_core.c +++ b/drivers/tee/tee_core.c @@ -40,10 +40,7 @@ static const uuid_t tee_client_uuid_ns = UUID_INIT(0x58ac9ca0, 0x2086, 0x4683, static DECLARE_BITMAP(dev_mask, TEE_NUM_DEVICES); static DEFINE_SPINLOCK(driver_lock); -static const struct class tee_class = { - .name = "tee", -}; - +static const struct class tee_class; static dev_t tee_devt; struct tee_context *teedev_open(struct tee_device *teedev) @@ -965,6 +962,13 @@ err: } EXPORT_SYMBOL_GPL(tee_device_alloc); +void tee_device_set_dev_groups(struct tee_device *teedev, + const struct attribute_group **dev_groups) +{ + teedev->dev.groups = dev_groups; +} +EXPORT_SYMBOL_GPL(tee_device_set_dev_groups); + static ssize_t implementation_id_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -983,6 +987,11 @@ static struct attribute *tee_dev_attrs[] = { ATTRIBUTE_GROUPS(tee_dev); +static const struct class tee_class = { + .name = "tee", + .dev_groups = tee_dev_groups, +}; + /** * tee_device_register() - Registers a TEE device * @teedev: Device to register @@ -1001,8 +1010,6 @@ int tee_device_register(struct tee_device *teedev) return -EINVAL; } - teedev->dev.groups = tee_dev_groups; - rc = cdev_device_add(&teedev->cdev, &teedev->dev); if (rc) { dev_err(&teedev->dev, |