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authorJaganath Kanakkassery <jaganath.k.os@gmail.com>2018-07-19 17:09:37 +0530
committerMarcel Holtmann <marcel@holtmann.org>2018-07-30 13:44:52 +0200
commit45bdd86eafc7d29e0b4b6681bec9c6ab8eddc6bf (patch)
tree32555a56b757e9ca988537a7fb9b35dd9015ed3d /net/bluetooth/hci_request.c
parentb7c23df85b6a1c3bcfb591cfa938d341fc3a556e (diff)
downloadlinux-45bdd86eafc7d29e0b4b6681bec9c6ab8eddc6bf.tar.bz2
Bluetooth: Set Scan PHYs based on selected PHYs by user
Use the PHYs selected in Set Phy Configuration management command while scanning. < HCI Command: LE Set Extended Scan Parameters (0x08|0x0041) plen 13 Own address type: Random (0x01) Filter policy: Accept all advertisement (0x00) PHYs: 0x05 Entry 0: LE 1M Type: Active (0x01) Interval: 11.250 msec (0x0012) Window: 11.250 msec (0x0012) Entry 1: LE Coded Type: Active (0x01) Interval: 11.250 msec (0x0012) Window: 11.250 msec (0x0012) > HCI Event: Command Complete (0x0e) plen 4 LE Set Extended Scan Parameters (0x08|0x0041) ncmd 1 Status: Success (0x00) < HCI Command: LE Set Extended Scan Enable (0x08|0x0042) plen 6 Extended scan: Enabled (0x01) Filter duplicates: Enabled (0x01) Duration: 0 msec (0x0000) Period: 0.00 sec (0x0000) > HCI Event: Command Complete (0x0e) plen 4 LE Set Extended Scan Enable (0x08|0x0042) ncmd 2 Status: Success (0x00) Signed-off-by: Jaganath Kanakkassery <jaganathx.kanakkassery@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/bluetooth/hci_request.c')
-rw-r--r--net/bluetooth/hci_request.c37
1 files changed, 28 insertions, 9 deletions
diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c
index faf7c711234c..215059a7646e 100644
--- a/net/bluetooth/hci_request.c
+++ b/net/bluetooth/hci_request.c
@@ -790,8 +790,8 @@ static void hci_req_start_scan(struct hci_request *req, u8 type, u16 interval,
struct hci_cp_le_set_ext_scan_params *ext_param_cp;
struct hci_cp_le_set_ext_scan_enable ext_enable_cp;
struct hci_cp_le_scan_phy_params *phy_params;
- /* Ony single PHY (1M) is supported as of now */
- u8 data[sizeof(*ext_param_cp) + sizeof(*phy_params) * 1];
+ u8 data[sizeof(*ext_param_cp) + sizeof(*phy_params) * 2];
+ u32 plen;
ext_param_cp = (void *)data;
phy_params = (void *)ext_param_cp->data;
@@ -799,16 +799,35 @@ static void hci_req_start_scan(struct hci_request *req, u8 type, u16 interval,
memset(ext_param_cp, 0, sizeof(*ext_param_cp));
ext_param_cp->own_addr_type = own_addr_type;
ext_param_cp->filter_policy = filter_policy;
- ext_param_cp->scanning_phys = LE_SCAN_PHY_1M;
- memset(phy_params, 0, sizeof(*phy_params));
- phy_params->type = type;
- phy_params->interval = cpu_to_le16(interval);
- phy_params->window = cpu_to_le16(window);
+ plen = sizeof(*ext_param_cp);
+
+ if (scan_1m(hdev) || scan_2m(hdev)) {
+ ext_param_cp->scanning_phys |= LE_SCAN_PHY_1M;
+
+ memset(phy_params, 0, sizeof(*phy_params));
+ phy_params->type = type;
+ phy_params->interval = cpu_to_le16(interval);
+ phy_params->window = cpu_to_le16(window);
+
+ plen += sizeof(*phy_params);
+ phy_params++;
+ }
+
+ if (scan_coded(hdev)) {
+ ext_param_cp->scanning_phys |= LE_SCAN_PHY_CODED;
+
+ memset(phy_params, 0, sizeof(*phy_params));
+ phy_params->type = type;
+ phy_params->interval = cpu_to_le16(interval);
+ phy_params->window = cpu_to_le16(window);
+
+ plen += sizeof(*phy_params);
+ phy_params++;
+ }
hci_req_add(req, HCI_OP_LE_SET_EXT_SCAN_PARAMS,
- sizeof(*ext_param_cp) + sizeof(*phy_params),
- ext_param_cp);
+ plen, ext_param_cp);
memset(&ext_enable_cp, 0, sizeof(ext_enable_cp));
ext_enable_cp.enable = LE_SCAN_ENABLE;