linux-kernel - [PATCH v3] Bluetooth: btmtk: add printing firmware information

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Date:   Thu, 29 Jun 2023 06:20:03 +0800
From:   <sean.wang@...iatek.com>
To:     <marcel@...tmann.org>, <johan.hedberg@...il.com>,
        <luiz.dentz@...il.com>
CC:     <sean.wang@...iatek.com>, <chris.lu@...iatek.com>,
        <Soul.Huang@...iatek.com>, <Leon.Yen@...iatek.com>,
        <Deren.Wu@...iatek.com>, <km.lin@...iatek.com>,
        <robin.chiu@...iatek.com>, <Eddie.Chen@...iatek.com>,
        <ch.yeh@...iatek.com>, <jenhao.yang@...iatek.com>,
        <Stella.Chang@...iatek.com>, <Tom.Chou@...iatek.com>,
        <steve.lee@...iatek.com>, <jsiuda@...gle.com>,
        <frankgor@...gle.com>, <abhishekpandit@...gle.com>,
        <michaelfsun@...gle.com>, <mmandlik@...gle.com>,
        <abhishekpandit@...omium.org>, <mcchou@...omium.org>,
        <shawnku@...gle.com>, <linux-bluetooth@...r.kernel.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH v3] Bluetooth: btmtk: add printing firmware information

From: Chris Lu <chris.lu@...iatek.com>

Add printing firmware information part when driver loading firmware that
user can get mediatek bluetooth information.

Co-developed-by: Sean Wang <sean.wang@...iatek.com>
Signed-off-by: Sean Wang <sean.wang@...iatek.com>
Signed-off-by: Chris Lu <chris.lu@...iatek.com>
---
v3: resend again with the latest tree
---
 drivers/bluetooth/btmtk.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/bluetooth/btmtk.c b/drivers/bluetooth/btmtk.c
index 9482401d97fa..8490d59502a5 100644
--- a/drivers/bluetooth/btmtk.c
+++ b/drivers/bluetooth/btmtk.c
@@ -57,6 +57,7 @@ int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
 			      wmt_cmd_sync_func_t wmt_cmd_sync)
 {
 	struct btmtk_hci_wmt_params wmt_params;
+	struct btmtk_patch_header *hdr;
 	struct btmtk_global_desc *globaldesc = NULL;
 	struct btmtk_section_map *sectionmap;
 	const struct firmware *fw;
@@ -75,9 +76,13 @@ int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
 
 	fw_ptr = fw->data;
 	fw_bin_ptr = fw_ptr;
+	hdr = (struct btmtk_patch_header *)fw_ptr;
 	globaldesc = (struct btmtk_global_desc *)(fw_ptr + MTK_FW_ROM_PATCH_HEADER_SIZE);
 	section_num = le32_to_cpu(globaldesc->section_num);
 
+	bt_dev_info(hdev, "HW/SW Version: 0x%04x%04x, Build Time: %s",
+		    le16_to_cpu(hdr->hwver), le16_to_cpu(hdr->swver), hdr->datetime);
+
 	for (i = 0; i < section_num; i++) {
 		first_block = 1;
 		fw_ptr = fw_bin_ptr;
-- 
2.25.1