All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH 1/4] crypto: picoxcell - Use devm_ioremap_resource()
@ 2014-02-12  4:22 Jingoo Han
  2014-02-12  4:23 ` [PATCH 2/4] crypto: sahara " Jingoo Han
                   ` (4 more replies)
  0 siblings, 5 replies; 7+ messages in thread
From: Jingoo Han @ 2014-02-12  4:22 UTC (permalink / raw)
  To: 'Herbert Xu'
  Cc: 'David Miller', linux-crypto, 'Jingoo Han',
	'Mathias Krause', 'Jamie Iles'

>From c0c9c31eba90635cac93f3d5e5311beb10afafb7 Mon Sep 17 00:00:00 2001
From: Jingoo Han <jg1.han@samsung.com>
Date: Wed, 12 Feb 2014 13:08:54 +0900
Subject: [PATCH 1/4] crypto: picoxcell - Use devm_ioremap_resource()

Use devm_ioremap_resource() in order to make the code simpler,
and remove redundant return value check of platform_get_resource()
because the value is checked by devm_ioremap_resource().

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
---
 drivers/crypto/picoxcell_crypto.c |   16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/drivers/crypto/picoxcell_crypto.c b/drivers/crypto/picoxcell_crypto.c
index a6175ba..5da5b98 100644
--- a/drivers/crypto/picoxcell_crypto.c
+++ b/drivers/crypto/picoxcell_crypto.c
@@ -1720,22 +1720,16 @@ static int spacc_probe(struct platform_device *pdev)
 	engine->name = dev_name(&pdev->dev);
 
 	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	engine->regs = devm_ioremap_resource(&pdev->dev, mem);
+	if (IS_ERR(engine->regs))
+		return PTR_ERR(engine->regs);
+
 	irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-	if (!mem || !irq) {
+	if (!irq) {
 		dev_err(&pdev->dev, "no memory/irq resource for engine\n");
 		return -ENXIO;
 	}
 
-	if (!devm_request_mem_region(&pdev->dev, mem->start, resource_size(mem),
-				     engine->name))
-		return -ENOMEM;
-
-	engine->regs = devm_ioremap(&pdev->dev, mem->start, resource_size(mem));
-	if (!engine->regs) {
-		dev_err(&pdev->dev, "memory map failed\n");
-		return -ENOMEM;
-	}
-
 	if (devm_request_irq(&pdev->dev, irq->start, spacc_spacc_irq, 0,
 			     engine->name, engine)) {
 		dev_err(engine->dev, "failed to request IRQ\n");
-- 
1.7.10.4

^ permalink raw reply related	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2014-02-25 12:17 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-02-12  4:22 [PATCH 1/4] crypto: picoxcell - Use devm_ioremap_resource() Jingoo Han
2014-02-12  4:23 ` [PATCH 2/4] crypto: sahara " Jingoo Han
2014-02-12  4:24 ` [PATCH 3/4] crypto: s5p-sss " Jingoo Han
2014-02-12  4:26 ` [PATCH 4/4] crypto: tegra-aes " Jingoo Han
2014-02-12  4:31   ` Varun Wadekar
2014-02-12  4:28 ` [PATCH 1/4] crypto: picoxcell " Jingoo Han
2014-02-25 12:17 ` Herbert Xu

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.