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Commit 766154b7 authored by Loic Poulain's avatar Loic Poulain Committed by Marcel Holtmann
Browse files

Bluetooth: btqcomsmd: retrieve BD address from DT property 



Retrieve BD address from the local-bd-address property.
This address must be unique and is usually added in the DT
by the bootloader which has access to the provisioned data.

Signed-off-by: default avatarLoic Poulain <loic.poulain@linaro.org>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent e7868a2f

drivers/bluetooth/btqcomsmd.c

+11 −0
Original line number Original line Diff line number Diff line
@@ -15,6 +15,8 @@ 
#include <linux/module.h>

#include <linux/module.h>

#include <linux/slab.h>

#include <linux/slab.h>

#include <linux/rpmsg.h>

#include <linux/rpmsg.h>

#include <linux/of.h>



#include <linux/soc/qcom/wcnss_ctrl.h>

#include <linux/soc/qcom/wcnss_ctrl.h>

#include <linux/platform_device.h>

#include <linux/platform_device.h>
@@ -156,6 +158,15 @@ static int btqcomsmd_probe(struct platform_device *pdev) 
	if (IS_ERR(btq->cmd_channel))

	if (IS_ERR(btq->cmd_channel))

		return PTR_ERR(btq->cmd_channel);

		return PTR_ERR(btq->cmd_channel);





	/* The local-bd-address property is usually injected by the

	 * bootloader which has access to the allocated BD address.

	 */

	if (!of_property_read_u8_array(pdev->dev.of_node, "local-bd-address",

				       (u8 *)&btq->bdaddr, sizeof(bdaddr_t))) {

		dev_info(&pdev->dev, "BD address %pMR retrieved from device-tree",

			 &btq->bdaddr);

	}



	hdev = hci_alloc_dev();

	hdev = hci_alloc_dev();

	if (!hdev)

	if (!hdev)

		return -ENOMEM;

		return -ENOMEM;