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Bluetooth: Enable all supported LE PHY by default 

This enables 2M and Coded PHY by default if they are marked as supported
in the LE features bits.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Luiz Augusto von Dentz 2022-12-19 13:37:02 -08:00
parent 0fe8c8d071
commit 288c90224e
3 changed files with 30 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
include/net/bluetooth/hci_core.h
View File

@ -1683,9 +1683,13 @@ void hci_conn_del_sysfs(struct hci_conn *conn);
#define scan_1m(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_1M) || \
((dev)->le_rx_def_phys & HCI_LE_SET_PHY_1M))
#define le_2m_capable(dev) (((dev)->le_features[1] & HCI_LE_PHY_2M))
#define scan_2m(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_2M) || \
((dev)->le_rx_def_phys & HCI_LE_SET_PHY_2M))
#define le_coded_capable(dev) (((dev)->le_features[1] & HCI_LE_PHY_CODED))
#define scan_coded(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_CODED) || \
((dev)->le_rx_def_phys & HCI_LE_SET_PHY_CODED))

28
net/bluetooth/hci_sync.c
View File

@ -4414,18 +4414,38 @@ static int hci_le_set_write_def_data_len_sync(struct hci_dev *hdev)
sizeof(cp), &cp, HCI_CMD_TIMEOUT);
}
/* Set Default PHY parameters if command is supported */
/* Set Default PHY parameters if command is supported, enables all supported
* PHYs according to the LE Features bits.
*/
static int hci_le_set_default_phy_sync(struct hci_dev *hdev)
{
struct hci_cp_le_set_default_phy cp;
if (!(hdev->commands[35] & 0x20))
if (!(hdev->commands[35] & 0x20)) {
/* If the command is not supported it means only 1M PHY is
* supported.
*/
hdev->le_tx_def_phys = HCI_LE_SET_PHY_1M;
hdev->le_rx_def_phys = HCI_LE_SET_PHY_1M;
return 0;
}
memset(&cp, 0, sizeof(cp));
cp.all_phys = 0x00;
cp.tx_phys = hdev->le_tx_def_phys;
cp.rx_phys = hdev->le_rx_def_phys;
cp.tx_phys = HCI_LE_SET_PHY_1M;
cp.rx_phys = HCI_LE_SET_PHY_1M;
/* Enables 2M PHY if supported */
if (le_2m_capable(hdev)) {
cp.tx_phys |= HCI_LE_SET_PHY_2M;
cp.rx_phys |= HCI_LE_SET_PHY_2M;
}
/* Enables Coded PHY if supported */
if (le_coded_capable(hdev)) {
cp.tx_phys |= HCI_LE_SET_PHY_CODED;
cp.rx_phys |= HCI_LE_SET_PHY_CODED;
}
return __hci_cmd_sync_status(hdev, HCI_OP_LE_SET_DEFAULT_PHY,
sizeof(cp), &cp, HCI_CMD_TIMEOUT);

4
net/bluetooth/mgmt.c
View File

@ -8393,10 +8393,10 @@ static u32 get_supported_adv_flags(struct hci_dev *hdev)
flags |= MGMT_ADV_FLAG_HW_OFFLOAD;
flags |= MGMT_ADV_FLAG_CAN_SET_TX_POWER;
if (hdev->le_features[1] & HCI_LE_PHY_2M)
if (le_2m_capable(hdev))
flags |= MGMT_ADV_FLAG_SEC_2M;
if (hdev->le_features[1] & HCI_LE_PHY_CODED)
if (le_coded_capable(hdev))
flags |= MGMT_ADV_FLAG_SEC_CODED;
}