This patch enables Command DB driver to be loaded as a module. Command
DB is inherent to RPMH interaction and as such would never be unloaded.
Add supress_bind_attrs to make it a permanently loaded module.
Reviewed-by: John Stultz <john.stultz@xxxxxxxxxx>
Tested-by: John Stultz <john.stultz@xxxxxxxxxx>
Signed-off-by: Lina Iyer <ilina@xxxxxxxxxxxxxx>
---
Changes in v3:
- Update copyright, suggested by Greg K-H
Changes in v2:
- Add reviewed and tested tags provided in IRC chat
---
drivers/soc/qcom/Kconfig | 2 +-
drivers/soc/qcom/cmd-db.c | 8 +++++++-
2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/soc/qcom/Kconfig b/drivers/soc/qcom/Kconfig
index 3dc3e3d61ea3..e2b8427af84c 100644
--- a/drivers/soc/qcom/Kconfig
+++ b/drivers/soc/qcom/Kconfig
@@ -17,7 +17,7 @@ config QCOM_AOSS_QMP
Subsystem (AOSS) using Qualcomm Messaging Protocol (QMP).
config QCOM_COMMAND_DB
- bool "Qualcomm Command DB"
+ tristate "Qualcomm Command DB"
depends on ARCH_QCOM || COMPILE_TEST
depends on OF_RESERVED_MEM
help
diff --git a/drivers/soc/qcom/cmd-db.c b/drivers/soc/qcom/cmd-db.c
index fc5610603b17..dd872017f345 100644
--- a/drivers/soc/qcom/cmd-db.c
+++ b/drivers/soc/qcom/cmd-db.c
@@ -1,8 +1,9 @@
/* SPDX-License-Identifier: GPL-2.0 */
-/* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. */
+/* Copyright (c) 2016-2018, 2020, The Linux Foundation. All rights reserved. */
#include <linux/debugfs.h>
#include <linux/kernel.h>
+#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_reserved_mem.h>
@@ -340,12 +341,14 @@ static const struct of_device_id cmd_db_match_table[] = {
{ .compatible = "qcom,cmd-db" },
{ }
};
+MODULE_DEVICE_TABLE(of, cmd_db_match_table);
static struct platform_driver cmd_db_dev_driver = {
.probe = cmd_db_dev_probe,
.driver = {
.name = "cmd-db",
.of_match_table = cmd_db_match_table,
+ .suppress_bind_attrs = true,
},
};
@@ -354,3 +357,6 @@ static int __init cmd_db_device_init(void)
return platform_driver_register(&cmd_db_dev_driver);
}
arch_initcall(cmd_db_device_init);
+
+MODULE_DESCRIPTION("Qualcomm Technologies, Inc. Command DB Driver");
+MODULE_LICENSE("GPL v2");
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
