forked from luck/tmp_suning_uos_patched
rtc: Use devm_platform_ioremap_resource()
Simplify probe by using a known wrapper function. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Link: https://lore.kernel.org/r/4552ef52-f218-93b1-6dfa-668d137676f8@web.de Link: https://lore.kernel.org/r/5ecfcf43-d6b2-1a38-dee8-b8806f30bc83@web.de Link: https://lore.kernel.org/r/25448e11-c43f-9ae0-4c43-6f789accc026@web.de Reviewed-by: Akinobu Mita <akinobu.mita@gmail.com> Link: https://lore.kernel.org/r/8c17a59c-82ff-aa6b-5653-a38d786d3e83@web.de Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
parent
eaa6ef563d
commit
89576bebbc
|
@ -248,7 +248,6 @@ static const struct rtc_class_ops ftm_rtc_ops = {
|
|||
static int ftm_rtc_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct device_node *np = pdev->dev.of_node;
|
||||
struct resource *r;
|
||||
int irq;
|
||||
int ret;
|
||||
struct ftm_rtc *rtc;
|
||||
|
@ -265,13 +264,7 @@ static int ftm_rtc_probe(struct platform_device *pdev)
|
|||
if (IS_ERR(rtc->rtc_dev))
|
||||
return PTR_ERR(rtc->rtc_dev);
|
||||
|
||||
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
|
||||
if (!r) {
|
||||
dev_err(&pdev->dev, "cannot get resource for rtc\n");
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
rtc->base = devm_ioremap_resource(&pdev->dev, r);
|
||||
rtc->base = devm_platform_ioremap_resource(pdev, 0);
|
||||
if (IS_ERR(rtc->base)) {
|
||||
dev_err(&pdev->dev, "cannot ioremap resource for rtc\n");
|
||||
return PTR_ERR(rtc->base);
|
||||
|
|
|
@ -165,7 +165,6 @@ static const struct rtc_class_ops goldfish_rtc_ops = {
|
|||
static int goldfish_rtc_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct goldfish_rtc *rtcdrv;
|
||||
struct resource *r;
|
||||
int err;
|
||||
|
||||
rtcdrv = devm_kzalloc(&pdev->dev, sizeof(*rtcdrv), GFP_KERNEL);
|
||||
|
@ -173,12 +172,7 @@ static int goldfish_rtc_probe(struct platform_device *pdev)
|
|||
return -ENOMEM;
|
||||
|
||||
platform_set_drvdata(pdev, rtcdrv);
|
||||
|
||||
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
|
||||
if (!r)
|
||||
return -ENODEV;
|
||||
|
||||
rtcdrv->base = devm_ioremap_resource(&pdev->dev, r);
|
||||
rtcdrv->base = devm_platform_ioremap_resource(pdev, 0);
|
||||
if (IS_ERR(rtcdrv->base))
|
||||
return -ENODEV;
|
||||
|
||||
|
|
|
@ -218,7 +218,6 @@ static bool m48t86_verify_chip(struct platform_device *pdev)
|
|||
static int m48t86_rtc_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct m48t86_rtc_info *info;
|
||||
struct resource *res;
|
||||
unsigned char reg;
|
||||
int err;
|
||||
struct nvmem_config m48t86_nvmem_cfg = {
|
||||
|
@ -235,17 +234,11 @@ static int m48t86_rtc_probe(struct platform_device *pdev)
|
|||
if (!info)
|
||||
return -ENOMEM;
|
||||
|
||||
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
|
||||
if (!res)
|
||||
return -ENODEV;
|
||||
info->index_reg = devm_ioremap_resource(&pdev->dev, res);
|
||||
info->index_reg = devm_platform_ioremap_resource(pdev, 0);
|
||||
if (IS_ERR(info->index_reg))
|
||||
return PTR_ERR(info->index_reg);
|
||||
|
||||
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
|
||||
if (!res)
|
||||
return -ENODEV;
|
||||
info->data_reg = devm_ioremap_resource(&pdev->dev, res);
|
||||
info->data_reg = devm_platform_ioremap_resource(pdev, 1);
|
||||
if (IS_ERR(info->data_reg))
|
||||
return PTR_ERR(info->data_reg);
|
||||
|
||||
|
|
|
@ -354,21 +354,16 @@ static void rtc7301_init(struct rtc7301_priv *priv)
|
|||
|
||||
static int __init rtc7301_rtc_probe(struct platform_device *dev)
|
||||
{
|
||||
struct resource *res;
|
||||
void __iomem *regs;
|
||||
struct rtc7301_priv *priv;
|
||||
struct rtc_device *rtc;
|
||||
int ret;
|
||||
|
||||
res = platform_get_resource(dev, IORESOURCE_MEM, 0);
|
||||
if (!res)
|
||||
return -ENODEV;
|
||||
|
||||
priv = devm_kzalloc(&dev->dev, sizeof(*priv), GFP_KERNEL);
|
||||
if (!priv)
|
||||
return -ENOMEM;
|
||||
|
||||
regs = devm_ioremap_resource(&dev->dev, res);
|
||||
regs = devm_platform_ioremap_resource(dev, 0);
|
||||
if (IS_ERR(regs))
|
||||
return PTR_ERR(regs);
|
||||
|
||||
|
|
Loading…
Reference in New Issue
Block a user