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From: Rocky Liao <rjliao@codeaurora.org>
To: marcel@holtmann.org, johan.hedberg@gmail.com
Cc: mka@chromium.org, linux-kernel@vger.kernel.org,
	linux-bluetooth@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	bgodavar@codeaurora.org, Rocky Liao <rjliao@codeaurora.org>
Subject: [PATCH v1] Bluetooth: btqca: Fix the NVM baudrate tag offcet for wcn3991
Date: Sun,  1 Mar 2020 18:11:19 +0800	[thread overview]
Message-ID: <20200301101119.5867-1-rjliao@codeaurora.org> (raw)

The baudrate set byte of wcn3991 in the NVM tag is byte 1, not byte 2.
This patch will set correct byte for wcn3991.

Signed-off-by: Rocky Liao <rjliao@codeaurora.org>
---
 drivers/bluetooth/btqca.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/bluetooth/btqca.c b/drivers/bluetooth/btqca.c
index ec69e5dd7bd3..a16845c0751d 100644
--- a/drivers/bluetooth/btqca.c
+++ b/drivers/bluetooth/btqca.c
@@ -139,7 +139,7 @@ int qca_send_pre_shutdown_cmd(struct hci_dev *hdev)
 EXPORT_SYMBOL_GPL(qca_send_pre_shutdown_cmd);
 
 static void qca_tlv_check_data(struct qca_fw_config *config,
-				const struct firmware *fw)
+		const struct firmware *fw, enum qca_btsoc_type soc_type)
 {
 	const u8 *data;
 	u32 type_len;
@@ -148,6 +148,7 @@ static void qca_tlv_check_data(struct qca_fw_config *config,
 	struct tlv_type_hdr *tlv;
 	struct tlv_type_patch *tlv_patch;
 	struct tlv_type_nvm *tlv_nvm;
+	uint8_t nvm_baud_rate = config->user_baud_rate;
 
 	tlv = (struct tlv_type_hdr *)fw->data;
 
@@ -216,7 +217,10 @@ static void qca_tlv_check_data(struct qca_fw_config *config,
 				tlv_nvm->data[0] |= 0x80;
 
 				/* UART Baud Rate */
-				tlv_nvm->data[2] = config->user_baud_rate;
+				if (soc_type == QCA_WCN3991)
+					tlv_nvm->data[1] = nvm_baud_rate;
+				else
+					tlv_nvm->data[2] = nvm_baud_rate;
 
 				break;
 
@@ -354,7 +358,7 @@ static int qca_download_firmware(struct hci_dev *hdev,
 		return ret;
 	}
 
-	qca_tlv_check_data(config, fw);
+	qca_tlv_check_data(config, fw, soc_type);
 
 	segment = fw->data;
 	remain = fw->size;
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project

             reply	other threads:[~2020-03-01 10:11 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-01 10:11 Rocky Liao [this message]
2020-03-01 13:48 ` [PATCH v1] Bluetooth: btqca: Fix the NVM baudrate tag offcet for wcn3991 Marcel Holtmann

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