[Bluez] btmgmt: add a new command reset_hci via experimental feature

Commit Message

Hui Wang Feb. 9, 2021, 1:36 p.m. UTC

Users could reset the hci through this command, and the hci will
reset to bootloader mode if it supports, then the driver will load the
firmware in the driver's probe().
---
 tools/btmgmt.c | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

Comments

[e-mail] Feb. 9, 2021, 1:52 p.m. UTC | #1

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Dear submitter,

Thank you for submitting the patches to the linux bluetooth mailing list.
This is a CI test results with your patch series:
PW Link:https://patchwork.kernel.org/project/bluetooth/list/?series=430721

---Test result---

##############################
Test: CheckPatch - PASS

##############################
Test: CheckGitLint - PASS

##############################
Test: CheckBuild - PASS

##############################
Test: MakeCheck - PASS



---
Regards,
Linux Bluetooth

Patch

diff --git a/tools/btmgmt.c b/tools/btmgmt.c
index f4eb541fa..613a1118e 100644
--- a/tools/btmgmt.c
+++ b/tools/btmgmt.c
@@ -1728,6 +1728,18 @@  static void exp_debug_rsp(uint8_t status, uint16_t len, const void *param,
 	bt_shell_noninteractive_quit(EXIT_SUCCESS);
 }
 
+static void exp_reset_hci_rsp(uint8_t status, uint16_t len, const void *param,
+			      void *user_data)
+{
+	if (status != 0)
+		error("Set reset hci feature failed with status 0x%02x (%s)",
+						status, mgmt_errstr(status));
+	else
+		print("Reset hci feature successfully set");
+
+	bt_shell_noninteractive_quit(EXIT_SUCCESS);
+}
+
 static void cmd_exp_debug(int argc, char **argv)
 {
 	/* d4992530-b9ec-469f-ab01-6c481c47da1c */
@@ -1752,6 +1764,25 @@  static void cmd_exp_debug(int argc, char **argv)
 	}
 }
 
+static void cmd_exp_reset_hci(int argc, char **argv)
+{
+	/* 3f06cef5-2b4f-4c22-b1f4-64bb4733e637 */
+	const uint8_t uuid[16] = {
+		0x37, 0xe6, 0x33, 0x47, 0xbb, 0x64, 0xf4, 0xb1,
+		0x22, 0x4c, 0x4f, 0x2b, 0xf5, 0xce, 0x06, 0x3f,
+	};
+	struct mgmt_cp_set_exp_feature cp;
+
+	memset(&cp, 0, sizeof(cp));
+	memcpy(cp.uuid, uuid, 16);
+
+	if (mgmt_send(mgmt, MGMT_OP_SET_EXP_FEATURE, mgmt_index,
+			sizeof(cp), &cp, exp_reset_hci_rsp, NULL, NULL) == 0) {
+		error("Unable to send reset hci feature cmd");
+		return bt_shell_noninteractive_quit(EXIT_FAILURE);
+	}
+}
+
 static void print_mgmt_tlv(void *data, void *user_data)
 {
 	const struct mgmt_tlv *entry = data;
@@ -5303,6 +5334,8 @@  static const struct bt_shell_menu main_menu = {
 		cmd_expinfo,		"Show experimental features"	},
 	{ "exp-debug",		"<on/off>",
 		cmd_exp_debug,		"Set debug feature"		},
+	{ "exp-reset-hci",	NULL,
+		cmd_exp_reset_hci,	"Reset hci"	},
 	{ "read-sysconfig",	NULL,
 		cmd_read_sysconfig,	"Read System Configuration"	},
 	{ "set-sysconfig",	"<-v|-h> [options...]",