Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 350ee4cf authored by Andrei Emeltchenko's avatar Andrei Emeltchenko Committed by Gustavo Padovan
Browse files

Bluetooth: Add HCI Read Data Block Size function 



Implement block size read function. Use different variables for
packet-based and block-based flow control.

Signed-off-by: default avatarAndrei Emeltchenko <andrei.emeltchenko@intel.com>
Acked-by: default avatarMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: default avatarGustavo F. Padovan <padovan@profusion.mobi>
parent c9c2659f

include/net/bluetooth/hci.h

+8 −0
Original line number Diff line number Diff line
@@ -746,6 +746,14 @@ struct hci_rp_read_bd_addr { 
	bdaddr_t bdaddr;

} __packed;



#define HCI_OP_READ_DATA_BLOCK_SIZE	0x100a

struct hci_rp_read_data_block_size {

	__u8     status;

	__le16   max_acl_len;

	__le16   block_len;

	__le16   num_blocks;

} __packed;



#define HCI_OP_WRITE_PAGE_SCAN_ACTIVITY	0x0c1c

struct hci_cp_write_page_scan_activity {

	__le16   interval;

include/net/bluetooth/hci_core.h

+5 −0
Original line number Diff line number Diff line
@@ -181,6 +181,11 @@ struct hci_dev { 
	unsigned int	sco_pkts;

	unsigned int	le_pkts;



	__u16		block_len;

	__u16		block_mtu;

	__u16		num_blocks;

	__u16		block_cnt;



	unsigned long	acl_last_tx;

	unsigned long	sco_last_tx;

	unsigned long	le_last_tx;

net/bluetooth/hci_event.c

+26 −0
Original line number Diff line number Diff line
@@ -767,6 +767,28 @@ static void hci_cc_read_bd_addr(struct hci_dev *hdev, struct sk_buff *skb) 
	hci_req_complete(hdev, HCI_OP_READ_BD_ADDR, rp->status);

}



static void hci_cc_read_data_block_size(struct hci_dev *hdev,

							struct sk_buff *skb)

{

	struct hci_rp_read_data_block_size *rp = (void *) skb->data;



	BT_DBG("%s status 0x%x", hdev->name, rp->status);



	if (rp->status)

		return;



	hdev->block_mtu = __le16_to_cpu(rp->max_acl_len);

	hdev->block_len = __le16_to_cpu(rp->block_len);

	hdev->num_blocks = __le16_to_cpu(rp->num_blocks);



	hdev->block_cnt = hdev->num_blocks;



	BT_DBG("%s blk mtu %d cnt %d len %d", hdev->name, hdev->block_mtu,

					hdev->block_cnt, hdev->block_len);



	hci_req_complete(hdev, HCI_OP_READ_DATA_BLOCK_SIZE, rp->status);

}



static void hci_cc_write_ca_timeout(struct hci_dev *hdev, struct sk_buff *skb)

{

	__u8 status = *((__u8 *) skb->data);
@@ -2018,6 +2040,10 @@ static inline void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *sk 
		hci_cc_read_bd_addr(hdev, skb);

		break;



	case HCI_OP_READ_DATA_BLOCK_SIZE:

		hci_cc_read_data_block_size(hdev, skb);

		break;



	case HCI_OP_WRITE_CA_TIMEOUT:

		hci_cc_write_ca_timeout(hdev, skb);

		break;