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Bluetooth: Use DECLARE_BITMAP for hdev->dev_flags field

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The hdev->dev_flags field has outgrown itself on 32-bit systems. So
instead of hacking around it, switch to using DECLARE_BITMAP.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2015-03-13 09:04:17 -07:00 committed by Johan Hedberg
parent 6576fe4afc
commit eacb44dff9
4 changed files with 17 additions and 16 deletions
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7
include/net/bluetooth/hci.h
View File

@ -226,14 +226,9 @@ enum {
HCI_FAST_CONNECTABLE,
HCI_BREDR_ENABLED,
HCI_LE_SCAN_INTERRUPTED,
__HCI_NUM_FLAGS,
};
/* A mask for the flags that are supposed to remain when a reset happens
* or the HCI device is closed.
*/
#define HCI_PERSISTENT_MASK (BIT(HCI_LE_SCAN) | BIT(HCI_PERIODIC_INQ) | \
BIT(HCI_LE_ADV))
/* HCI timeouts */
#define HCI_DISCONN_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */
#define HCI_PAIRING_TIMEOUT msecs_to_jiffies(60000) /* 60 seconds */

22
include/net/bluetooth/hci_core.h
View File

@ -354,7 +354,7 @@ struct hci_dev {
struct rfkill *rfkill;
unsigned long dbg_flags;
unsigned long dev_flags;
DECLARE_BITMAP(dev_flags, __HCI_NUM_FLAGS);
struct delayed_work le_scan_disable;
struct delayed_work le_scan_restart;
@ -502,14 +502,20 @@ extern struct list_head hci_cb_list;
extern rwlock_t hci_dev_list_lock;
extern struct mutex hci_cb_list_lock;
#define hci_dev_set_flag(hdev, nr) set_bit((nr), &(hdev)->dev_flags)
#define hci_dev_clear_flag(hdev, nr) clear_bit((nr), &(hdev)->dev_flags)
#define hci_dev_change_flag(hdev, nr) change_bit((nr), &(hdev)->dev_flags)
#define hci_dev_test_flag(hdev, nr) test_bit((nr), &(hdev)->dev_flags)
#define hci_dev_set_flag(hdev, nr) set_bit((nr), (hdev)->dev_flags)
#define hci_dev_clear_flag(hdev, nr) clear_bit((nr), (hdev)->dev_flags)
#define hci_dev_change_flag(hdev, nr) change_bit((nr), (hdev)->dev_flags)
#define hci_dev_test_flag(hdev, nr) test_bit((nr), (hdev)->dev_flags)
#define hci_dev_test_and_set_flag(hdev, nr) test_and_set_bit((nr), (hdev)->dev_flags)
#define hci_dev_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), (hdev)->dev_flags)
#define hci_dev_test_and_change_flag(hdev, nr) test_and_change_bit((nr), (hdev)->dev_flags)
#define hci_dev_test_and_set_flag(hdev, nr) test_and_set_bit((nr), &(hdev)->dev_flags)
#define hci_dev_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), &(hdev)->dev_flags)
#define hci_dev_test_and_change_flag(hdev, nr) test_and_change_bit((nr), &(hdev)->dev_flags)
#define hci_dev_clear_volatile_flags(hdev) \
do { \
hci_dev_clear_flag(hdev, HCI_LE_SCAN); \
hci_dev_clear_flag(hdev, HCI_LE_ADV); \
hci_dev_clear_flag(hdev, HCI_PERIODIC_INQ); \
} while (0)
/* ----- HCI interface to upper protocols ----- */
int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr);

2
net/bluetooth/hci_core.c
View File

@ -1699,7 +1699,7 @@ static int hci_dev_do_close(struct hci_dev *hdev)
/* Clear flags */
hdev->flags &= BIT(HCI_RAW);
hdev->dev_flags &= ~HCI_PERSISTENT_MASK;
hci_dev_clear_volatile_flags(hdev);
/* Controller radio is available but is currently powered down */
hdev->amp_status = AMP_STATUS_POWERED_DOWN;

2
net/bluetooth/hci_event.c
View File

@ -198,7 +198,7 @@ static void hci_cc_reset(struct hci_dev *hdev, struct sk_buff *skb)
return;
/* Reset all non-persistent flags */
hdev->dev_flags &= ~HCI_PERSISTENT_MASK;
hci_dev_clear_volatile_flags(hdev);
hci_discovery_set_state(hdev, DISCOVERY_STOPPED);