[PATCH] mailbox: convert to subsys_platform_driver()

[Brian Masney <bmasney@redhat.com>]

Reduce boilerplate code in these drivers and convert them over to use
the macro subsys_platform_driver().

Signed-off-by: Brian Masney <bmasney@redhat.com>
---
 drivers/mailbox/mailbox-xgene-slimpro.c | 13 +------------
 drivers/mailbox/mtk-cmdq-mailbox.c      | 13 +------------
 drivers/mailbox/zynqmp-ipi-mailbox.c    | 12 +-----------
 3 files changed, 3 insertions(+), 35 deletions(-)

diff --git a/drivers/mailbox/mailbox-xgene-slimpro.c b/drivers/mailbox/mailbox-xgene-slimpro.c
index 1f87a84e5995..f489bcabceff 100644
--- a/drivers/mailbox/mailbox-xgene-slimpro.c
+++ b/drivers/mailbox/mailbox-xgene-slimpro.c
@@ -243,18 +243,7 @@ static struct platform_driver slimpro_mbox_driver = {
 	},
 };
 
-static int __init slimpro_mbox_init(void)
-{
-	return platform_driver_register(&slimpro_mbox_driver);
-}
-
-static void __exit slimpro_mbox_exit(void)
-{
-	platform_driver_unregister(&slimpro_mbox_driver);
-}
-
-subsys_initcall(slimpro_mbox_init);
-module_exit(slimpro_mbox_exit);
+subsys_platform_driver(slimpro_mbox_driver);
 
 MODULE_DESCRIPTION("APM X-Gene SLIMpro Mailbox Driver");
 MODULE_LICENSE("GPL");
diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c
index 96462ca84471..262832753fa5 100644
--- a/drivers/mailbox/mtk-cmdq-mailbox.c
+++ b/drivers/mailbox/mtk-cmdq-mailbox.c
@@ -875,18 +875,7 @@ static struct platform_driver cmdq_drv = {
 	}
 };
 
-static int __init cmdq_drv_init(void)
-{
-	return platform_driver_register(&cmdq_drv);
-}
-
-static void __exit cmdq_drv_exit(void)
-{
-	platform_driver_unregister(&cmdq_drv);
-}
-
-subsys_initcall(cmdq_drv_init);
-module_exit(cmdq_drv_exit);
+subsys_platform_driver(cmdq_drv);
 
 MODULE_DESCRIPTION("Mediatek Command Queue(CMDQ) Mailbox driver");
 MODULE_LICENSE("GPL v2");
diff --git a/drivers/mailbox/zynqmp-ipi-mailbox.c b/drivers/mailbox/zynqmp-ipi-mailbox.c
index 42d2583e44ca..f2a082f2dc7e 100644
--- a/drivers/mailbox/zynqmp-ipi-mailbox.c
+++ b/drivers/mailbox/zynqmp-ipi-mailbox.c
@@ -1023,17 +1023,7 @@ static struct platform_driver zynqmp_ipi_driver = {
 	},
 };
 
-static int __init zynqmp_ipi_init(void)
-{
-	return platform_driver_register(&zynqmp_ipi_driver);
-}
-subsys_initcall(zynqmp_ipi_init);
-
-static void __exit zynqmp_ipi_exit(void)
-{
-	platform_driver_unregister(&zynqmp_ipi_driver);
-}
-module_exit(zynqmp_ipi_exit);
+subsys_platform_driver(zynqmp_ipi_driver);
 
 MODULE_LICENSE("GPL v2");
 MODULE_DESCRIPTION("Xilinx ZynqMP IPI Mailbox driver");

---
base-commit: ddfe51b0a0f5dc9e415cc2c8ad8db17532dd426b
base-tree: git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
change-id: 20261106-mailbox-subsys-9ddd537d3eec

Best regards,
--  
Brian Masney <bmasney@redhat.com>