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| author | Tedd Ho-Jeong An <tedd.an@intel.com> | 2021-08-04 17:32:08 -0700 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2021-08-05 16:03:29 +0200 |
| commit | 6ec566131de0e330fffd33753b325fb4d6b2d00e (patch) | |
| tree | f72db21e1ce4294d1b484ab5f437b0faffc13f05 /include/net | |
| parent | 713baf3dae8f45dc8ada4ed2f5fdcbf94a5c274d (diff) | |
| download | linux-stable-6ec566131de0e330fffd33753b325fb4d6b2d00e.tar.gz linux-stable-6ec566131de0e330fffd33753b325fb4d6b2d00e.tar.bz2 linux-stable-6ec566131de0e330fffd33753b325fb4d6b2d00e.zip | |
Bluetooth: Add support hdev to allocate private data
This patch adds support hdev to allocate extra size for private data.
The size of private data is specified in the hdev_alloc_size(priv_size)
and the allocated buffer can be accessed with hci_get_priv(hdev).
Signed-off-by: Tedd Ho-Jeong An <tedd.an@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/bluetooth/hci_core.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index b011eeea28c3..a7d06d7da602 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -1224,10 +1224,21 @@ static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) dev_set_drvdata(&hdev->dev, data); } +static inline void *hci_get_priv(struct hci_dev *hdev) +{ + return (char *)hdev + sizeof(*hdev); +} + struct hci_dev *hci_dev_get(int index); struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src, u8 src_type); -struct hci_dev *hci_alloc_dev(void); +struct hci_dev *hci_alloc_dev_priv(int sizeof_priv); + +static inline struct hci_dev *hci_alloc_dev(void) +{ + return hci_alloc_dev_priv(0); +} + void hci_free_dev(struct hci_dev *hdev); int hci_register_dev(struct hci_dev *hdev); void hci_unregister_dev(struct hci_dev *hdev); |