linux-kernel - [PATCH v2 10/10] fpga: fpga-mgr: altera-pr-ip: Simplify registration

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Message-Id: <20201005173735.162408-11-mdf@kernel.org>
Date:   Mon,  5 Oct 2020 10:37:35 -0700
From:   Moritz Fischer <mdf@...nel.org>
To:     linux-fpga@...r.kernel.org
Cc:     trix@...hat.com, hao.wu@...el.com, michal.simek@...inx.com,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        russell.h.weight@...el.com, matthew.gerlach@...el.com,
        Moritz Fischer <mdf@...nel.org>
Subject: [PATCH v2 10/10] fpga: fpga-mgr: altera-pr-ip: Simplify registration

Simplify registration using new devm_fpga_mgr_register() API.

Signed-off-by: Moritz Fischer <mdf@...nel.org>
---

Changes from v1:
- Removed part that removes unused symbol

---
 drivers/fpga/altera-pr-ip-core-plat.c | 10 ----------
 drivers/fpga/altera-pr-ip-core.c      |  4 +---
 2 files changed, 1 insertion(+), 13 deletions(-)

diff --git a/drivers/fpga/altera-pr-ip-core-plat.c b/drivers/fpga/altera-pr-ip-core-plat.c
index 99b9cc0e70f0..b008a6b8d2d3 100644
--- a/drivers/fpga/altera-pr-ip-core-plat.c
+++ b/drivers/fpga/altera-pr-ip-core-plat.c
@@ -28,15 +28,6 @@ static int alt_pr_platform_probe(struct platform_device *pdev)
 	return alt_pr_register(dev, reg_base);
 }
 
-static int alt_pr_platform_remove(struct platform_device *pdev)
-{
-	struct device *dev = &pdev->dev;
-
-	alt_pr_unregister(dev);
-
-	return 0;
-}
-
 static const struct of_device_id alt_pr_of_match[] = {
 	{ .compatible = "altr,a10-pr-ip", },
 	{},
@@ -46,7 +37,6 @@ MODULE_DEVICE_TABLE(of, alt_pr_of_match);
 
 static struct platform_driver alt_pr_platform_driver = {
 	.probe = alt_pr_platform_probe,
-	.remove = alt_pr_platform_remove,
 	.driver = {
 		.name	= "alt_a10_pr_ip",
 		.of_match_table = alt_pr_of_match,
diff --git a/drivers/fpga/altera-pr-ip-core.c b/drivers/fpga/altera-pr-ip-core.c
index 2cf25fd5e897..5b130c4d9882 100644
--- a/drivers/fpga/altera-pr-ip-core.c
+++ b/drivers/fpga/altera-pr-ip-core.c
@@ -195,9 +195,7 @@ int alt_pr_register(struct device *dev, void __iomem *reg_base)
 	if (!mgr)
 		return -ENOMEM;
 
-	dev_set_drvdata(dev, mgr);
-
-	return fpga_mgr_register(mgr);
+	return devm_fpga_mgr_register(dev, mgr);
 }
 EXPORT_SYMBOL_GPL(alt_pr_register);
 
-- 
2.28.0