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From: Abhishek Pandit-Subedi <abhishekpandit@chromium.org>
To: Marcel Holtmann <marcel@holtmann.org>,
	Johan Hedberg <johan.hedberg@gmail.com>,
	Rob Herring <robh+dt@kernel.org>
Cc: linux-bluetooth@vger.kernel.org, dianders@chromium.org,
	Abhishek Pandit-Subedi <abhishekpandit@chromium.org>,
	linux-kernel@vger.kernel.org
Subject: [PATCH v2 2/4] Bluetooth: btbcm: Support pcm configuration
Date: Thu,  7 Nov 2019 15:27:10 -0800
Message-ID: <20191107232713.48577-3-abhishekpandit@chromium.org> (raw)
In-Reply-To: <20191107232713.48577-1-abhishekpandit@chromium.org>

Add BCM vendor specific commands to configure PCM.

Signed-off-by: Abhishek Pandit-Subedi <abhishekpandit@chromium.org>
---

Changes in v2: None

 drivers/bluetooth/btbcm.c | 35 +++++++++++++++++++++++++++++++++++
 drivers/bluetooth/btbcm.h | 10 ++++++++++
 2 files changed, 45 insertions(+)

diff --git a/drivers/bluetooth/btbcm.c b/drivers/bluetooth/btbcm.c
index 2d2e6d862068..f052518f7b0c 100644
--- a/drivers/bluetooth/btbcm.c
+++ b/drivers/bluetooth/btbcm.c
@@ -105,6 +105,41 @@ int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
 }
 EXPORT_SYMBOL_GPL(btbcm_set_bdaddr);
 
+int btbcm_set_pcm_params(struct hci_dev *hdev,
+			 const struct bcm_set_pcm_int_params *int_params,
+			 const struct bcm_set_pcm_format_params *format_params)
+{
+	struct sk_buff *skb;
+	int err;
+
+	if (int_params) {
+		skb = __hci_cmd_sync(hdev, 0xfc1c, 5, int_params,
+				     HCI_INIT_TIMEOUT);
+		if (IS_ERR(skb)) {
+			err = PTR_ERR(skb);
+			bt_dev_err(hdev, "BCM: Set PCM int params failed (%d)",
+				   err);
+			return err;
+		}
+		kfree_skb(skb);
+	}
+
+	if (format_params) {
+		skb = __hci_cmd_sync(hdev, 0xfc1e, 5, format_params,
+				     HCI_INIT_TIMEOUT);
+		if (IS_ERR(skb)) {
+			err = PTR_ERR(skb);
+			bt_dev_err(hdev, "BCM: Set PCM data params failed (%d)",
+				   err);
+			return err;
+		}
+		kfree_skb(skb);
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(btbcm_set_pcm_params);
+
 int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw)
 {
 	const struct hci_command_hdr *cmd;
diff --git a/drivers/bluetooth/btbcm.h b/drivers/bluetooth/btbcm.h
index d204be8a84bf..f0a63c65544e 100644
--- a/drivers/bluetooth/btbcm.h
+++ b/drivers/bluetooth/btbcm.h
@@ -54,6 +54,9 @@ struct bcm_set_pcm_format_params {
 int btbcm_check_bdaddr(struct hci_dev *hdev);
 int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
 int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw);
+int btbcm_set_pcm_params(struct hci_dev *hdev,
+			 const struct bcm_set_pcm_int_params *int_params,
+			 const struct bcm_set_pcm_format_params *format_params);
 
 int btbcm_setup_patchram(struct hci_dev *hdev);
 int btbcm_setup_apple(struct hci_dev *hdev);
@@ -74,6 +77,13 @@ static inline int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
 	return -EOPNOTSUPP;
 }
 
+int btbcm_set_pcm_params(struct hci_dev *hdev,
+			 const struct bcm_set_pcm_int_params *int_params,
+			 const struct bcm_set_pcm_format_params *format_params)
+{
+	return -EOPNOTSUPP;
+}
+
 static inline int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw)
 {
 	return -EOPNOTSUPP;
-- 
2.24.0.rc1.363.gb1bccd3e3d-goog


  parent reply index

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-07 23:27 [PATCH v2 0/4] Bluetooth: hci_bcm: Additional changes for BCM4354 support Abhishek Pandit-Subedi
2019-11-07 23:27 ` [PATCH v2 1/4] Bluetooth: hci_bcm: Disallow set_baudrate for BCM4354 Abhishek Pandit-Subedi
2019-11-08  6:08   ` Marcel Holtmann
2019-11-07 23:27 ` Abhishek Pandit-Subedi [this message]
2019-11-08  6:11   ` [PATCH v2 2/4] Bluetooth: btbcm: Support pcm configuration Marcel Holtmann
2019-11-07 23:27 ` [PATCH v2 3/4] Bluetooth: hci_bcm: Support pcm params in dts Abhishek Pandit-Subedi
2019-11-07 23:27 ` [PATCH v2 4/4] dt-bindings: net: broadcom-bluetooth: Add pcm config Abhishek Pandit-Subedi
2019-11-08  6:12   ` Marcel Holtmann

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