[PATCH 5/6] crypto: sa2ul - Use devm_platform_ioremap_resource()

From: Suman Anna
Date: Fri May 14 2021 - 12:13:22 EST


Simplify the platform_get_resource() and devm_ioremap_resource()
calls with devm_platform_ioremap_resource(). Also add error checking
and move up this block to simplify the cleanup in sa_ul_probe().

Signed-off-by: Suman Anna <s-anna@xxxxxx>
---
drivers/crypto/sa2ul.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/crypto/sa2ul.c b/drivers/crypto/sa2ul.c
index 9f077ec9dbb7..216702fef945 100644
--- a/drivers/crypto/sa2ul.c
+++ b/drivers/crypto/sa2ul.c
@@ -2390,7 +2390,6 @@ static int sa_ul_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct device_node *node = dev->of_node;
- struct resource *res;
static void __iomem *saul_base;
struct sa_crypto_data *dev_data;
int ret;
@@ -2403,9 +2402,14 @@ static int sa_ul_probe(struct platform_device *pdev)
if (!dev_data->match_data)
return -ENODEV;

+ saul_base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(saul_base))
+ return PTR_ERR(saul_base);
+
sa_k3_dev = dev;
dev_data->dev = dev;
dev_data->pdev = pdev;
+ dev_data->base = saul_base;
platform_set_drvdata(pdev, dev_data);
dev_set_drvdata(sa_k3_dev, dev_data);

@@ -2424,10 +2428,6 @@ static int sa_ul_probe(struct platform_device *pdev)
goto destroy_dma_pool;

spin_lock_init(&dev_data->scid_lock);
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- saul_base = devm_ioremap_resource(dev, res);
-
- dev_data->base = saul_base;

if (!dev_data->match_data->skip_engine_control) {
u32 val = SA_EEC_ENCSS_EN | SA_EEC_AUTHSS_EN | SA_EEC_CTXCACH_EN |
--
2.30.1