[ARM] Add support for init/exit methods in sa1100 MTD map driver (0d2ef7d7) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/mtd/maps/sa1100-flash.c

+15 −3

Original line number	Diff line number	Diff line
		@@ -223,7 +223,7 @@ static int sa1100_probe_subdev(struct sa_subdev_info subdev, struct resource r
		return ret;
		}

		static void sa1100_destroy(struct sa_info *info)
		static void sa1100_destroy(struct sa_info info, struct flash_platform_data plat)
		{
		int i;

		@@ -242,6 +242,9 @@ static void sa1100_destroy(struct sa_info *info)
		for (i = info->num_subdev - 1; i >= 0; i--)
		sa1100_destroy_subdev(&info->subdev[i]);
		kfree(info);

		if (plat->exit)
		plat->exit();
		}

		static struct sa_info *__init
		@@ -275,6 +278,12 @@ sa1100_setup_mtd(struct platform_device pdev, struct flash_platform_data plat)

		memset(info, 0, size);

		if (plat->init) {
		ret = plat->init();
		if (ret)
		goto err;
		}

		/*
		* Claim and then map the memory regions.
		*/
		@@ -336,7 +345,7 @@ sa1100_setup_mtd(struct platform_device pdev, struct flash_platform_data plat)
		return info;

		err:
		sa1100_destroy(info);
		sa1100_destroy(info, plat);
		out:
		return ERR_PTR(ret);
		}
		@@ -397,8 +406,11 @@ static int __init sa1100_mtd_probe(struct device *dev)
		static int __exit sa1100_mtd_remove(struct device *dev)
		{
		struct sa_info *info = dev_get_drvdata(dev);
		struct flash_platform_data *plat = dev->platform_data;

		dev_set_drvdata(dev, NULL);
		sa1100_destroy(info);
		sa1100_destroy(info, plat);

		return 0;
		}