diff options
| author | Kiran K <kiran.k@intel.com> | 2021-09-07 15:42:39 +0530 |
|---|---|---|
| committer | Luiz Augusto von Dentz <luiz.von.dentz@intel.com> | 2021-09-07 14:09:18 -0700 |
| commit | a358ef86da458a12e28edacfff5b7f145f888a93 (patch) | |
| tree | f75efaa37ec54aa78b65ee9007f667192d89082c | |
| parent | 9ae664028a9ea838827d6c4bc3428bdd9105f138 (diff) | |
Bluetooth: btintel: Read supported offload use cases
Read offload use cases supported by controller.
Signed-off-by: Kiran K <kiran.k@intel.com>
Reviewed-by: Chethan T N <chethan.tumkur.narayan@intel.com>
Reviewed-by: Srivatsa Ravishankar <ravishankar.srivatsa@intel.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
| -rw-r--r-- | drivers/bluetooth/btintel.c | 32 | ||||
| -rw-r--r-- | drivers/bluetooth/btintel.h | 5 |
2 files changed, 37 insertions, 0 deletions
diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c index 7236f40b7a9c..60f9866c6792 100644 --- a/drivers/bluetooth/btintel.c +++ b/drivers/bluetooth/btintel.c @@ -2158,6 +2158,35 @@ done: return err; } +static int btintel_configure_offload(struct hci_dev *hdev) +{ + struct sk_buff *skb; + int err = 0; + struct intel_offload_use_cases *use_cases; + + skb = __hci_cmd_sync(hdev, 0xfc86, 0, NULL, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + bt_dev_err(hdev, "Reading offload use cases failed (%ld)", + PTR_ERR(skb)); + return PTR_ERR(skb); + } + + if (skb->len < sizeof(*use_cases)) { + err = -EIO; + goto error; + } + + use_cases = (void *)skb->data; + + if (use_cases->status) { + err = -bt_to_errno(skb->data[0]); + goto error; + } +error: + kfree_skb(skb); + return err; +} + static int btintel_bootloader_setup_tlv(struct hci_dev *hdev, struct intel_version_tlv *ver) { @@ -2199,6 +2228,9 @@ static int btintel_bootloader_setup_tlv(struct hci_dev *hdev, */ btintel_load_ddc_config(hdev, ddcname); + /* Read supported use cases and set callbacks to fetch datapath id */ + btintel_configure_offload(hdev); + hci_dev_clear_flag(hdev, HCI_QUALITY_REPORT); /* Read the Intel version information after loading the FW */ diff --git a/drivers/bluetooth/btintel.h b/drivers/bluetooth/btintel.h index fe02cb9ac96c..e500c0d7a729 100644 --- a/drivers/bluetooth/btintel.h +++ b/drivers/bluetooth/btintel.h @@ -132,6 +132,11 @@ struct intel_debug_features { __u8 page1[16]; } __packed; +struct intel_offload_use_cases { + __u8 status; + __u8 preset[8]; +} __packed; + #define INTEL_HW_PLATFORM(cnvx_bt) ((u8)(((cnvx_bt) & 0x0000ff00) >> 8)) #define INTEL_HW_VARIANT(cnvx_bt) ((u8)(((cnvx_bt) & 0x003f0000) >> 16)) #define INTEL_CNVX_TOP_TYPE(cnvx_top) ((cnvx_top) & 0x00000fff) |