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Commit bf943cbf authored by Johan Hedberg's avatar Johan Hedberg Committed by Marcel Holtmann
Browse files

Bluetooth: Move fast connectable code to hci_request.c 



We'll soon need this both in hci_request.c and mgmt.c so move it to
hci_request.c as a generic helper.

Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent b1a8917c

net/bluetooth/hci_request.c

+35 −0
Original line number Diff line number Diff line
@@ -349,6 +349,41 @@ void hci_req_add(struct hci_request *req, u16 opcode, u32 plen, 
	hci_req_add_ev(req, opcode, plen, param, 0);

}



void __hci_req_write_fast_connectable(struct hci_request *req, bool enable)

{

	struct hci_dev *hdev = req->hdev;

	struct hci_cp_write_page_scan_activity acp;

	u8 type;



	if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))

		return;



	if (hdev->hci_ver < BLUETOOTH_VER_1_2)

		return;



	if (enable) {

		type = PAGE_SCAN_TYPE_INTERLACED;



		/* 160 msec page scan interval */

		acp.interval = cpu_to_le16(0x0100);

	} else {

		type = PAGE_SCAN_TYPE_STANDARD;	/* default */



		/* default 1.28 sec page scan */

		acp.interval = cpu_to_le16(0x0800);

	}



	acp.window = cpu_to_le16(0x0012);



	if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval ||

	    __cpu_to_le16(hdev->page_scan_window) != acp.window)

		hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY,

			    sizeof(acp), &acp);



	if (hdev->page_scan_type != type)

		hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type);

}



/* This function controls the background scanning based on hdev->pend_le_conns

 * list. If there are pending LE connection we start the background scanning,

 * otherwise we stop it.

net/bluetooth/hci_request.h

+1 −0
Original line number Diff line number Diff line
@@ -55,6 +55,7 @@ void hci_req_sync_cancel(struct hci_dev *hdev, int err); 
struct sk_buff *hci_prepare_cmd(struct hci_dev *hdev, u16 opcode, u32 plen,

				const void *param);



void __hci_req_write_fast_connectable(struct hci_request *req, bool enable);

void __hci_req_update_name(struct hci_request *req);

void __hci_req_update_eir(struct hci_request *req);

net/bluetooth/mgmt.c

+4 −39
Original line number Diff line number Diff line
@@ -1254,41 +1254,6 @@ static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, 
	return err;

}



static void write_fast_connectable(struct hci_request *req, bool enable)

{

	struct hci_dev *hdev = req->hdev;

	struct hci_cp_write_page_scan_activity acp;

	u8 type;



	if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))

		return;



	if (hdev->hci_ver < BLUETOOTH_VER_1_2)

		return;



	if (enable) {

		type = PAGE_SCAN_TYPE_INTERLACED;



		/* 160 msec page scan interval */

		acp.interval = cpu_to_le16(0x0100);

	} else {

		type = PAGE_SCAN_TYPE_STANDARD;	/* default */



		/* default 1.28 sec page scan */

		acp.interval = cpu_to_le16(0x0800);

	}



	acp.window = cpu_to_le16(0x0012);



	if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval ||

	    __cpu_to_le16(hdev->page_scan_window) != acp.window)

		hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY,

			    sizeof(acp), &acp);



	if (hdev->page_scan_type != type)

		hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type);

}



void mgmt_set_connectable_complete(struct hci_dev *hdev, u8 status)

{

	struct mgmt_pending_cmd *cmd;
@@ -4094,7 +4059,7 @@ static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, 


	hci_req_init(&req, hdev);



	write_fast_connectable(&req, cp->val);

	__hci_req_write_fast_connectable(&req, cp->val);



	err = hci_req_run(&req, fast_connectable_complete);

	if (err < 0) {
@@ -4236,7 +4201,7 @@ static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) 


	hci_req_init(&req, hdev);



	write_fast_connectable(&req, false);

	__hci_req_write_fast_connectable(&req, false);

	__hci_req_update_scan(&req);



	/* Since only the advertising data flags will change, there
@@ -6566,9 +6531,9 @@ static int powered_update_hci(struct hci_dev *hdev) 


	if (lmp_bredr_capable(hdev)) {

		if (hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE))

			write_fast_connectable(&req, true);

			__hci_req_write_fast_connectable(&req, true);

		else

			write_fast_connectable(&req, false);

			__hci_req_write_fast_connectable(&req, false);

		__hci_req_update_scan(&req);

		__hci_req_update_class(&req);

		__hci_req_update_name(&req);