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From: srinivas.kandagatla@linaro.org
To: gregkh@linuxfoundation.org
Cc: linux-kernel@vger.kernel.org,
	Bartosz Golaszewski <bgolaszewski@baylibre.com>,
	Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Subject: [PATCH 10/26] nvmem: sunxi_sid: use devm_nvmem_register()
Date: Fri, 21 Sep 2018 06:40:10 -0700	[thread overview]
Message-ID: <20180921134026.4596-11-srinivas.kandagatla@linaro.org> (raw)
In-Reply-To: <20180921134026.4596-1-srinivas.kandagatla@linaro.org>

From: Bartosz Golaszewski <bgolaszewski@baylibre.com>

Use the resource managed variant of nvmem_register().

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
 drivers/nvmem/sunxi_sid.c | 20 +++-----------------
 1 file changed, 3 insertions(+), 17 deletions(-)

diff --git a/drivers/nvmem/sunxi_sid.c b/drivers/nvmem/sunxi_sid.c
index 4d0b7e72aa2e..1310f8af37f8 100644
--- a/drivers/nvmem/sunxi_sid.c
+++ b/drivers/nvmem/sunxi_sid.c
@@ -181,15 +181,13 @@ static int sunxi_sid_probe(struct platform_device *pdev)
 	else
 		econfig.reg_read = sunxi_sid_read;
 	econfig.priv = sid;
-	nvmem = nvmem_register(&econfig);
+	nvmem = devm_nvmem_register(dev, &econfig);
 	if (IS_ERR(nvmem))
 		return PTR_ERR(nvmem);
 
 	randomness = kzalloc(size, GFP_KERNEL);
-	if (!randomness) {
-		ret = -ENOMEM;
-		goto err_unreg_nvmem;
-	}
+	if (!randomness)
+		return -ENOMEM;
 
 	for (i = 0; i < size; i++)
 		econfig.reg_read(sid, i, &randomness[i], 1);
@@ -200,17 +198,6 @@ static int sunxi_sid_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, nvmem);
 
 	return 0;
-
-err_unreg_nvmem:
-	nvmem_unregister(nvmem);
-	return ret;
-}
-
-static int sunxi_sid_remove(struct platform_device *pdev)
-{
-	struct nvmem_device *nvmem = platform_get_drvdata(pdev);
-
-	return nvmem_unregister(nvmem);
 }
 
 static const struct sunxi_sid_cfg sun4i_a10_cfg = {
@@ -243,7 +230,6 @@ MODULE_DEVICE_TABLE(of, sunxi_sid_of_match);
 
 static struct platform_driver sunxi_sid_driver = {
 	.probe = sunxi_sid_probe,
-	.remove = sunxi_sid_remove,
 	.driver = {
 		.name = "eeprom-sunxi-sid",
 		.of_match_table = sunxi_sid_of_match,
-- 
2.19.0


  parent reply	other threads:[~2018-09-21 13:40 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-21 13:40 [PATCH 00/26] nvmem: patches for 4.20 srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 01/26] eeprom: eeprom_93xx46: use resource management srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 02/26] eeprom: at25: use devm_nvmem_register() srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 03/26] nvmem: provide nvmem_dev_name() srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 04/26] nvmem: remove the name field from struct nvmem_device srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 05/26] nvmem: use list_for_each_entry_safe in nvmem_device_remove_all_cells() srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 06/26] nvmem: remove a stray newline srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 07/26] nvmem: check the return value of nvmem_add_cells() srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 08/26] nvmem: use kref srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 09/26] nvmem: sunxi_sid: return -ENOMEM if kzalloc() fails srinivas.kandagatla
2018-09-21 13:40 ` srinivas.kandagatla [this message]
2018-09-21 13:40 ` [PATCH 11/26] nvmem: lpc18xx_eeprom: use devm_nvmem_register() srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 12/26] nvmem: mxs-ocotp: " srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 13/26] nvmem: change the signature of nvmem_unregister() srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 14/26] nvmem: remove the global cell list srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 15/26] nvmem: add support for cell info srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 16/26] nvmem: resolve cells from DT at registration time srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 17/26] nvmem: add support for cell lookups from machine code srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 18/26] Documentation: nvmem: document cell tables and lookup entries srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 19/26] nvmem: add a notifier chain srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 20/26] nvmem: use SPDX license identifiers srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 21/26] nvmem: make the naming of arguments in nvmem_cell_get() consistent srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 22/26] nvmem: use EOPNOTSUPP instead of ENOSYS srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 23/26] nvmem: fix commenting style srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 24/26] nvmem: use octal permissions instead of constants srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 25/26] nvmem: sunxi_sid: remove unused variable in probe srinivas.kandagatla
2018-09-21 13:40 ` [PATCH 26/26] nvmem: make nvmem_add_cells() static srinivas.kandagatla

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