From c453b10c2b28580849e382565c2e8a18ecc8bc24 Mon Sep 17 00:00:00 2001 From: Chethan T N Date: Mon, 8 Jun 2020 17:57:47 +0530 Subject: [PATCH] Bluetooth: btusb: Configure Intel debug feature based on available support This patch shall enable the Intel telemetry exception format based on the supported features Signed-off-by: Chethan T N Signed-off-by: Ps AyappadasX Signed-off-by: Kiran K Signed-off-by: Marcel Holtmann --- drivers/bluetooth/btintel.c | 27 +++++++++++++++++++++++++++ drivers/bluetooth/btintel.h | 10 ++++++++-- drivers/bluetooth/btusb.c | 3 +++ 3 files changed, 38 insertions(+), 2 deletions(-) diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c index 105ab28836b8..5fa5be3c5598 100644 --- a/drivers/bluetooth/btintel.c +++ b/drivers/bluetooth/btintel.c @@ -786,6 +786,33 @@ int btintel_read_debug_features(struct hci_dev *hdev, } EXPORT_SYMBOL_GPL(btintel_read_debug_features); +int btintel_set_debug_features(struct hci_dev *hdev, + const struct intel_debug_features *features) +{ + u8 mask[11] = { 0x0a, 0x92, 0x02, 0x07, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00 }; + struct sk_buff *skb; + + if (!features) + return -EINVAL; + + if (!(features->page1[0] & 0x3f)) { + bt_dev_info(hdev, "Telemetry exception format not supported"); + return 0; + } + + skb = __hci_cmd_sync(hdev, 0xfc8b, 11, mask, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + bt_dev_err(hdev, "Setting Intel telemetry ddc write event mask failed (%ld)", + PTR_ERR(skb)); + return PTR_ERR(skb); + } + + kfree_skb(skb); + return 0; +} +EXPORT_SYMBOL_GPL(btintel_set_debug_features); + MODULE_AUTHOR("Marcel Holtmann "); MODULE_DESCRIPTION("Bluetooth support for Intel devices ver " VERSION); MODULE_VERSION(VERSION); diff --git a/drivers/bluetooth/btintel.h b/drivers/bluetooth/btintel.h index 7cd813fc5db4..08e20606fb58 100644 --- a/drivers/bluetooth/btintel.h +++ b/drivers/bluetooth/btintel.h @@ -92,10 +92,10 @@ int btintel_read_boot_params(struct hci_dev *hdev, int btintel_download_firmware(struct hci_dev *dev, const struct firmware *fw, u32 *boot_param); void btintel_reset_to_bootloader(struct hci_dev *hdev); - int btintel_read_debug_features(struct hci_dev *hdev, struct intel_debug_features *features); - +int btintel_set_debug_features(struct hci_dev *hdev, + const struct intel_debug_features *features); #else static inline int btintel_check_bdaddr(struct hci_dev *hdev) @@ -201,4 +201,10 @@ static inline int btintel_read_debug_features(struct hci_dev *hdev, return -EOPNOTSUPP; } +static inline int btintel_set_debug_features(struct hci_dev *hdev, + const struct intel_debug_features *features) +{ + return -EOPNOTSUPP; +} + #endif diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index e12d88e19098..c7cc8e594166 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -2548,6 +2548,9 @@ done: */ btintel_read_debug_features(hdev, &features); + /* Set DDC mask for available debug features */ + btintel_set_debug_features(hdev, &features); + /* Read the Intel version information after loading the FW */ err = btintel_read_version(hdev, &ver); if (err) -- 2.39.5