Commit a358ef86 authored by Kiran K's avatar Kiran K Committed by Luiz Augusto von Dentz
Browse files

Bluetooth: btintel: Read supported offload use cases 



Read offload use cases supported by controller.

Signed-off-by: default avatarKiran K <kiran.k@intel.com>
Reviewed-by: default avatarChethan T N <chethan.tumkur.narayan@intel.com>
Reviewed-by: default avatarSrivatsa Ravishankar <ravishankar.srivatsa@intel.com>
Signed-off-by: default avatarLuiz Augusto von Dentz <luiz.von.dentz@intel.com>
parent 9ae66402

drivers/bluetooth/btintel.c

+32 −0
Original line number Original line Diff line number Diff line
@@ -2158,6 +2158,35 @@ static int btintel_prepare_fw_download_tlv(struct hci_dev *hdev, 
	return err;

	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,

static int btintel_bootloader_setup_tlv(struct hci_dev *hdev,

					struct intel_version_tlv *ver)

					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);

	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);

	hci_dev_clear_flag(hdev, HCI_QUALITY_REPORT);





	/* Read the Intel version information after loading the FW  */

	/* Read the Intel version information after loading the FW  */

drivers/bluetooth/btintel.h

+5 −0
Original line number Original line Diff line number Diff line
@@ -132,6 +132,11 @@ struct intel_debug_features { 
	__u8    page1[16];

	__u8    page1[16];

} __packed;

} __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_PLATFORM(cnvx_bt)	((u8)(((cnvx_bt) & 0x0000ff00) >> 8))

#define INTEL_HW_VARIANT(cnvx_bt)	((u8)(((cnvx_bt) & 0x003f0000) >> 16))

#define INTEL_HW_VARIANT(cnvx_bt)	((u8)(((cnvx_bt) & 0x003f0000) >> 16))

#define INTEL_CNVX_TOP_TYPE(cnvx_top)	((cnvx_top) & 0x00000fff)

#define INTEL_CNVX_TOP_TYPE(cnvx_top)	((cnvx_top) & 0x00000fff)