linux-kernel - [PATCH 09/10] fpga: fpga-mgr: zynqmp: Simplify registration

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Message-Id: <20201004051423.75879-10-mdf@kernel.org>
Date:   Sat,  3 Oct 2020 22:14:22 -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 09/10] fpga: fpga-mgr: zynqmp: Simplify registration

Simplify registration using new devm_fpga_mgr_register() API.

Signed-off-by: Moritz Fischer <mdf@...nel.org>
---
 drivers/fpga/zynqmp-fpga.c | 21 +--------------------
 1 file changed, 1 insertion(+), 20 deletions(-)

diff --git a/drivers/fpga/zynqmp-fpga.c b/drivers/fpga/zynqmp-fpga.c
index 4a1139e05280..125743c9797f 100644
--- a/drivers/fpga/zynqmp-fpga.c
+++ b/drivers/fpga/zynqmp-fpga.c
@@ -95,7 +95,6 @@ static int zynqmp_fpga_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	struct zynqmp_fpga_priv *priv;
 	struct fpga_manager *mgr;
-	int ret;
 
 	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
 	if (!priv)
@@ -108,24 +107,7 @@ static int zynqmp_fpga_probe(struct platform_device *pdev)
 	if (!mgr)
 		return -ENOMEM;
 
-	platform_set_drvdata(pdev, mgr);
-
-	ret = fpga_mgr_register(mgr);
-	if (ret) {
-		dev_err(dev, "unable to register FPGA manager");
-		return ret;
-	}
-
-	return 0;
-}
-
-static int zynqmp_fpga_remove(struct platform_device *pdev)
-{
-	struct fpga_manager *mgr = platform_get_drvdata(pdev);
-
-	fpga_mgr_unregister(mgr);
-
-	return 0;
+	return devm_fpga_mgr_register(dev, mgr);
 }
 
 static const struct of_device_id zynqmp_fpga_of_match[] = {
@@ -137,7 +119,6 @@ MODULE_DEVICE_TABLE(of, zynqmp_fpga_of_match);
 
 static struct platform_driver zynqmp_fpga_driver = {
 	.probe = zynqmp_fpga_probe,
-	.remove = zynqmp_fpga_remove,
 	.driver = {
 		.name = "zynqmp_fpga_manager",
 		.of_match_table = of_match_ptr(zynqmp_fpga_of_match),
-- 
2.28.0