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

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
...@@ -15,6 +15,8 @@ ...@@ -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) ...@@ -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;
......
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