[PATCH v2 1/3] of: Move simple-framebuffer device handling from simplefb to of

Hector Martin marcan at marcan.st
Tue Dec 7 07:29:41 UTC 2021


This code is required for both simplefb and simpledrm, so let's move it
into the OF core instead of having it as an ad-hoc initcall in the
drivers.

Signed-off-by: Hector Martin <marcan at marcan.st>
---
 drivers/of/platform.c          |  5 +++++
 drivers/video/fbdev/simplefb.c | 21 +--------------------
 2 files changed, 6 insertions(+), 20 deletions(-)

diff --git a/drivers/of/platform.c b/drivers/of/platform.c
index b3faf89744aa..e097f40b03c0 100644
--- a/drivers/of/platform.c
+++ b/drivers/of/platform.c
@@ -540,6 +540,11 @@ static int __init of_platform_default_populate_init(void)
 		of_node_put(node);
 	}
 
+	for_each_child_of_node(of_chosen, node) {
+		if (of_device_is_compatible(node, "simple-framebuffer"))
+			of_platform_device_create(node, NULL, NULL);
+	}
+
 	/* Populate everything else. */
 	of_platform_default_populate(NULL, NULL, NULL);
 
diff --git a/drivers/video/fbdev/simplefb.c b/drivers/video/fbdev/simplefb.c
index b63074fd892e..57541887188b 100644
--- a/drivers/video/fbdev/simplefb.c
+++ b/drivers/video/fbdev/simplefb.c
@@ -541,26 +541,7 @@ static struct platform_driver simplefb_driver = {
 	.remove = simplefb_remove,
 };
 
-static int __init simplefb_init(void)
-{
-	int ret;
-	struct device_node *np;
-
-	ret = platform_driver_register(&simplefb_driver);
-	if (ret)
-		return ret;
-
-	if (IS_ENABLED(CONFIG_OF_ADDRESS) && of_chosen) {
-		for_each_child_of_node(of_chosen, np) {
-			if (of_device_is_compatible(np, "simple-framebuffer"))
-				of_platform_device_create(np, NULL, NULL);
-		}
-	}
-
-	return 0;
-}
-
-fs_initcall(simplefb_init);
+module_platform_driver(simplefb_driver);
 
 MODULE_AUTHOR("Stephen Warren <swarren at wwwdotorg.org>");
 MODULE_DESCRIPTION("Simple framebuffer driver");
-- 
2.33.0



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