From ef967eb670bbc29d7bbbe4742f247ec87bc6fb69 Mon Sep 17 00:00:00 2001 From: Sudha Bheemanna Date: Wed, 7 Sep 2016 16:47:58 +0530 Subject: [PATCH] Bluetooth: Add H/W TX timeout error MGMT event This patch sends the H/W TX timeout error MGMT event if HCI command timeout occurs after sending HCI commands. Change-Id: I5eb593f2fe4d31c404dd94ef582790e47d03b10a Signed-off-by: Sudha Bheemanna Signed-off-by: Amit Purwar --- include/net/bluetooth/hci.h | 4 ++++ include/net/bluetooth/hci_core.h | 1 + include/net/bluetooth/mgmt_tizen.h | 4 ++++ net/bluetooth/hci_core.c | 11 +++++++++++ net/bluetooth/mgmt.c | 5 +++++ 5 files changed, 25 insertions(+) diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index 94aa9c1..252e0bf 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -279,7 +279,11 @@ enum { #define HCI_DISCONN_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */ #define HCI_PAIRING_TIMEOUT msecs_to_jiffies(60000) /* 60 seconds */ #define HCI_INIT_TIMEOUT msecs_to_jiffies(10000) /* 10 seconds */ +#ifdef TIZEN_BT +#define HCI_CMD_TIMEOUT msecs_to_jiffies(5000) /* 5 seconds */ +#else #define HCI_CMD_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */ +#endif #define HCI_ACL_TX_TIMEOUT msecs_to_jiffies(45000) /* 45 seconds */ #define HCI_AUTO_OFF_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */ #define HCI_POWER_OFF_TIMEOUT msecs_to_jiffies(5000) /* 5 seconds */ diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 6998103..50b3132 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -1677,6 +1677,7 @@ int mgmt_le_conn_updated(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type, int mgmt_le_conn_update_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, u8 addr_type, u8 status); void mgmt_hardware_error(struct hci_dev *hdev, u8 err_code); +void mgmt_tx_timeout_error(struct hci_dev *hdev); #endif u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, diff --git a/include/net/bluetooth/mgmt_tizen.h b/include/net/bluetooth/mgmt_tizen.h index 680ad8b..fd5a9fe 100644 --- a/include/net/bluetooth/mgmt_tizen.h +++ b/include/net/bluetooth/mgmt_tizen.h @@ -169,6 +169,10 @@ struct mgmt_ev_hardware_error { } __packed; /* handling of hardware error event */ +/* For HCI TX Timeout Error */ +#define MGMT_EV_TX_TIMEOUT_ERROR (TIZEN_EV_BASE + 0x03) +/* HCI TX Timeout Error */ + /* For handling of RSSI Events */ #define MGMT_EV_RSSI_ALERT (TIZEN_EV_BASE + 0x04) struct mgmt_ev_vendor_specific_rssi_alert { diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 3bfc815..0b75655 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -1109,6 +1109,13 @@ void hci_le_discovery_set_state(struct hci_dev *hdev, int state) hdev->le_discovery.state = state; } + +static void hci_tx_timeout_error_evt(struct hci_dev *hdev) +{ + BT_ERR("%s H/W TX Timeout error", hdev->name); + + mgmt_tx_timeout_error(hdev); +} #endif void hci_inquiry_cache_flush(struct hci_dev *hdev) @@ -2623,6 +2630,10 @@ static void hci_cmd_timeout(struct work_struct *work) bt_dev_err(hdev, "command tx timeout"); } +#ifdef TIZEN_BT + hci_tx_timeout_error_evt(hdev); +#endif + atomic_set(&hdev->cmd_cnt, 1); queue_work(hdev->workqueue, &hdev->cmd_work); } diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 6481015..9e5b85f 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -6751,6 +6751,11 @@ void mgmt_hardware_error(struct hci_dev *hdev, u8 err_code) ev.error_code = err_code; mgmt_event(MGMT_EV_HARDWARE_ERROR, hdev, &ev, sizeof(ev), NULL); } + +void mgmt_tx_timeout_error(struct hci_dev *hdev) +{ + mgmt_event(MGMT_EV_TX_TIMEOUT_ERROR, hdev, NULL, 0, NULL); +} #endif /* TIZEN_BT */ static bool ltk_is_valid(struct mgmt_ltk_info *key) -- 2.7.4