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From: Zijun Hu <quic_zijuhu@quicinc.com>
To: <luiz.dentz@gmail.com>, <marcel@holtmann.org>
CC: <linux-bluetooth@vger.kernel.org>
Subject: [PATCH v1] tools/btattach: Add support for all QCA soc_types
Date: Wed, 20 Mar 2024 15:19:21 +0800
Message-ID: <1710919161-19190-1-git-send-email-quic_zijuhu@quicinc.com>
In-Reply-To: <1710914907-30012-1-git-send-email-quic_zijuhu@quicinc.com>
References: <1710914907-30012-1-git-send-email-quic_zijuhu@quicinc.com>
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Tool btattach currently only supports QCA default soc_type
QCA_ROME, this change adds support for all other QCA soc_types
by adding a option to specify soc_type.
---
 tools/btattach.c   | 29 ++++++++++++++++++++++++-----
 tools/btattach.rst |  2 ++
 tools/hciattach.h  |  2 ++
 3 files changed, 28 insertions(+), 5 deletions(-)

diff --git a/tools/btattach.c b/tools/btattach.c
index 4ce1be78d69c..024b0c7a289c 100644
--- a/tools/btattach.c
+++ b/tools/btattach.c
@@ -97,7 +97,8 @@ static void local_version_callback(const void *data, uint8_t size,
 }
 
 static int attach_proto(const char *path, unsigned int proto,
-			unsigned int speed, bool flowctl, unsigned int flags)
+			unsigned int speed, bool flowctl, unsigned int flags,
+			unsigned long soc_type)
 {
 	int fd, dev_id;
 
@@ -111,6 +112,16 @@ static int attach_proto(const char *path, unsigned int proto,
 		return -1;
 	}
 
+	if ((proto == HCI_UART_QCA) && (soc_type > 0)) {
+		if (ioctl(fd, HCIUARTSETPROTODATA, soc_type) < 0) {
+			fprintf(stderr,
+				"Failed to set soc_type(%lu) for protocol qca\n",
+				soc_type);
+			close(fd);
+			return -1;
+		}
+	}
+
 	if (ioctl(fd, HCIUARTSETPROTO, proto) < 0) {
 		perror("Failed to set protocol");
 		close(fd);
@@ -181,6 +192,7 @@ static void usage(void)
 		"\t-A, --amp <device>     Attach AMP controller\n"
 		"\t-P, --protocol <proto> Specify protocol type\n"
 		"\t-S, --speed <baudrate> Specify which baudrate to use\n"
+		"\t-T, --type <soc_type>  Specify soc_type for protocol qca\n"
 		"\t-N, --noflowctl        Disable flow control\n"
 		"\t-h, --help             Show help options\n");
 }
@@ -190,6 +202,7 @@ static const struct option main_options[] = {
 	{ "amp",      required_argument, NULL, 'A' },
 	{ "protocol", required_argument, NULL, 'P' },
 	{ "speed",    required_argument, NULL, 'S' },
+	{ "type",     required_argument, NULL, 'T' },
 	{ "noflowctl",no_argument,       NULL, 'N' },
 	{ "version",  no_argument,       NULL, 'v' },
 	{ "help",     no_argument,       NULL, 'h' },
@@ -221,12 +234,13 @@ int main(int argc, char *argv[])
 	bool flowctl = true, raw_device = false;
 	int exit_status, count = 0, proto_id = HCI_UART_H4;
 	unsigned int speed = B115200;
+	unsigned long soc_type = 0;
 
 	for (;;) {
 		int opt;
 
-		opt = getopt_long(argc, argv, "B:A:P:S:NRvh",
-						main_options, NULL);
+		opt = getopt_long(argc, argv, "B:A:P:S:T:NRvh",
+				  main_options, NULL);
 		if (opt < 0)
 			break;
 
@@ -237,6 +251,9 @@ int main(int argc, char *argv[])
 		case 'A':
 			amp_path = optarg;
 			break;
+		case 'T':
+			soc_type = strtoul(optarg, NULL, 0);
+			break;
 		case 'P':
 			proto = optarg;
 			break;
@@ -298,7 +315,8 @@ int main(int argc, char *argv[])
 		if (raw_device)
 			flags = (1 << HCI_UART_RAW_DEVICE);
 
-		fd = attach_proto(bredr_path, proto_id, speed, flowctl, flags);
+		fd = attach_proto(bredr_path, proto_id, speed, flowctl, flags,
+				  soc_type);
 		if (fd >= 0) {
 			mainloop_add_fd(fd, 0, uart_callback, NULL, NULL);
 			count++;
@@ -317,7 +335,8 @@ int main(int argc, char *argv[])
 		if (raw_device)
 			flags = (1 << HCI_UART_RAW_DEVICE);
 
-		fd = attach_proto(amp_path, proto_id, speed, flowctl, flags);
+		fd = attach_proto(amp_path, proto_id, speed, flowctl, flags,
+				  soc_type);
 		if (fd >= 0) {
 			mainloop_add_fd(fd, 0, uart_callback, NULL, NULL);
 			count++;
diff --git a/tools/btattach.rst b/tools/btattach.rst
index 787d5c49e3bb..4aad3b915641 100644
--- a/tools/btattach.rst
+++ b/tools/btattach.rst
@@ -62,6 +62,8 @@ OPTIONS
 
 -S baudrate, --speed baudrate       Specify wich baudrate to use
 
+-T soc_type, --type soc_type        Specify soc_type for protocol qca
+
 -N, --noflowctl            Disable flow control
 
 -v, --version              Show version
diff --git a/tools/hciattach.h b/tools/hciattach.h
index dfa4c1e7abe7..998a2a9a8460 100644
--- a/tools/hciattach.h
+++ b/tools/hciattach.h
@@ -19,6 +19,8 @@
 #define HCIUARTGETDEVICE	_IOR('U', 202, int)
 #define HCIUARTSETFLAGS		_IOW('U', 203, int)
 #define HCIUARTGETFLAGS		_IOR('U', 204, int)
+#define HCIUARTSETPROTODATA    _IOW('U', 205, unsigned long)
+
 
 #define HCI_UART_H4	0
 #define HCI_UART_BCSP	1
-- 
2.7.4