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[68.111.217.79]) by smtp.gmail.com with ESMTPSA id e5sm1279660pgn.57.2017.09.01.13.41.25 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 01 Sep 2017 13:41:26 -0700 (PDT) From: Bjorn Andersson To: Marcel Holtmann , Gustavo Padovan , Johan Hedberg Cc: "David S. Miller" , linux-bluetooth@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Loic Poulain Subject: [PATCH 2/2] Bluetooth: btqcomsmd: BD address setup Date: Fri, 1 Sep 2017 13:41:18 -0700 Message-Id: <20170901204118.17123-3-bjorn.andersson@linaro.org> X-Mailer: git-send-email 2.12.0 In-Reply-To: <20170901204118.17123-1-bjorn.andersson@linaro.org> References: <20170901204118.17123-1-bjorn.andersson@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Loic Poulain Bluetooth BD address can be retrieved in the same way as for wcnss-wlan MAC address. This patch mainly stores the local-mac-address property and sets the BD address during hci device setup. Signed-off-by: Loic Poulain Signed-off-by: Bjorn Andersson --- drivers/bluetooth/btqcomsmd.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) -- 2.12.0 diff --git a/drivers/bluetooth/btqcomsmd.c b/drivers/bluetooth/btqcomsmd.c index d00c4fdae924..443bb2099329 100644 --- a/drivers/bluetooth/btqcomsmd.c +++ b/drivers/bluetooth/btqcomsmd.c @@ -26,6 +26,7 @@ struct btqcomsmd { struct hci_dev *hdev; + const bdaddr_t *addr; struct rpmsg_endpoint *acl_channel; struct rpmsg_endpoint *cmd_channel; }; @@ -100,6 +101,27 @@ static int btqcomsmd_close(struct hci_dev *hdev) return 0; } +static int btqcomsmd_setup(struct hci_dev *hdev) +{ + struct btqcomsmd *btq = hci_get_drvdata(hdev); + struct sk_buff *skb; + + skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) + return PTR_ERR(skb); + kfree_skb(skb); + + if (btq->addr) { + bdaddr_t bdaddr; + + /* btq->addr stored with most significant byte first */ + baswap(&bdaddr, btq->addr); + return qca_set_bdaddr_rome(hdev, &bdaddr); + } + + return 0; +} + static int btqcomsmd_probe(struct platform_device *pdev) { struct btqcomsmd *btq; @@ -123,6 +145,11 @@ static int btqcomsmd_probe(struct platform_device *pdev) if (IS_ERR(btq->cmd_channel)) return PTR_ERR(btq->cmd_channel); + btq->addr = of_get_property(pdev->dev.of_node, "local-mac-address", + &ret); + if (ret != sizeof(bdaddr_t)) + btq->addr = NULL; + hdev = hci_alloc_dev(); if (!hdev) return -ENOMEM; @@ -135,6 +162,7 @@ static int btqcomsmd_probe(struct platform_device *pdev) hdev->open = btqcomsmd_open; hdev->close = btqcomsmd_close; hdev->send = btqcomsmd_send; + hdev->setup = btqcomsmd_setup; hdev->set_bdaddr = qca_set_bdaddr_rome; ret = hci_register_dev(hdev);