linux-kernel - [PATCH] rpmsg: Correct support for MODULE_DEVICE

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Date:   Sat, 21 Apr 2018 18:55:29 -0500
From:   "Andrew F. Davis" <afd@...com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     <linux-kernel@...r.kernel.org>, "Andrew F . Davis" <afd@...com>
Subject: [PATCH] rpmsg: Correct support for MODULE_DEVICE_TABLE()

Due to missing a missing entry in file2alias.c MODULE_DEVICE_TABLE() are
not generating the proper module aliases. Add the needed entry here.

Reported-by: Suman Anna <s-anna@...com>
Signed-off-by: Andrew F. Davis <afd@...com>
---
 scripts/mod/devicetable-offsets.c |  3 +++
 scripts/mod/file2alias.c          | 11 +++++++++++
 2 files changed, 14 insertions(+)

diff --git a/scripts/mod/devicetable-offsets.c b/scripts/mod/devicetable-offsets.c
index 9fad6afe4c41..6667f7b491d6 100644
--- a/scripts/mod/devicetable-offsets.c
+++ b/scripts/mod/devicetable-offsets.c
@@ -139,6 +139,9 @@ int main(void)
 	DEVID(hv_vmbus_device_id);
 	DEVID_FIELD(hv_vmbus_device_id, guid);
 
+	DEVID(rpmsg_device_id);
+	DEVID_FIELD(rpmsg_device_id, name);
+
 	DEVID(i2c_device_id);
 	DEVID_FIELD(i2c_device_id, name);
 
diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index b9beeaa4695b..52fd54a8fe39 100644
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -944,6 +944,17 @@ static int do_vmbus_entry(const char *filename, void *symval,
 }
 ADD_TO_DEVTABLE("vmbus", hv_vmbus_device_id, do_vmbus_entry);
 
+/* Looks like: rpmsg:S */
+static int do_rpmsg_entry(const char *filename, void *symval,
+			  char *alias)
+{
+	DEF_FIELD_ADDR(symval, rpmsg_device_id, name);
+	sprintf(alias, RPMSG_DEVICE_MODALIAS_FMT, *name);
+
+	return 1;
+}
+ADD_TO_DEVTABLE("rpmsg", rpmsg_device_id, do_rpmsg_entry);
+
 /* Looks like: i2c:S */
 static int do_i2c_entry(const char *filename, void *symval,
 			char *alias)
-- 
2.17.0