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Bluetooth: hci_sync: Add support for HCI_LE_Set_Host_Feature [v2]

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This adds support for using HCI_LE_Set_Host_Feature [v2] instead of v1
if LL Extented Features is supported and the controller supports the
command.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Luiz Augusto von Dentz
2026-05-26 12:43:42 -04:00
parent ddb249341d
commit eb87bf6fca
2 changed files with 29 additions and 1 deletions
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6
include/net/bluetooth/hci.h
View File

@@ -2486,6 +2486,12 @@ struct hci_rp_le_cs_test {
#define HCI_OP_LE_CS_TEST_END 0x2096
#define HCI_OP_LE_SET_HOST_FEATURE_V2 0x2097
struct hci_cp_le_set_host_feature_v2 {
__le16 bit_number;
__u8 bit_value;
} __packed;
/* ---- HCI Events ---- */
struct hci_ev_status {
__u8 status;

24
net/bluetooth/hci_sync.c
View File

@@ -4588,11 +4588,33 @@ static int hci_set_le_support_sync(struct hci_dev *hdev)
sizeof(cp), &cp, HCI_CMD_TIMEOUT);
}
/* LE Set Host Feature V2 */
static int hci_le_set_host_feature_v2_sync(struct hci_dev *hdev, u16 bit,
u8 value)
{
struct hci_cp_le_set_host_feature_v2 cp;
memset(&cp, 0, sizeof(cp));
/* Connected Isochronous Channels (Host Support) */
cp.bit_number = cpu_to_le16(bit);
cp.bit_value = value;
return __hci_cmd_sync_status(hdev, HCI_OP_LE_SET_HOST_FEATURE_V2,
sizeof(cp), &cp, HCI_CMD_TIMEOUT);
}
/* LE Set Host Feature */
static int hci_le_set_host_feature_sync(struct hci_dev *hdev, u8 bit, u8 value)
static int hci_le_set_host_feature_sync(struct hci_dev *hdev, u16 bit, u8 value)
{
struct hci_cp_le_set_host_feature cp;
if (ll_ext_feature_capable(hdev) && hdev->commands[47] & BIT(4))
return hci_le_set_host_feature_v2_sync(hdev, bit, value);
if (bit > 255)
return 0;
memset(&cp, 0, sizeof(cp));
/* Connected Isochronous Channels (Host Support) */