diff options
| author | Hauke Mehrtens <hauke@hauke-m.de> | 2019-09-27 23:37:09 +0200 |
|---|---|---|
| committer | Hauke Mehrtens <hauke@hauke-m.de> | 2019-10-09 23:03:34 +0200 |
| commit | d6907ffcfbe4b9f43b0192c6eb8deabedb6d27ae (patch) | |
| tree | bf7f1b70ac7bbbf6538f0b3053e493e4d097d0f8 /backport | |
| parent | a70458678f0a7fb0e9ff552ed25632e6fa956cc7 (diff) | |
backports: platform_device.h: Add devm_platform_ioremap_resource()
Add devm_platform_ioremap_resource() from upstream kernel commit
7945f929f1a7 ("drivers: provide devm_platform_ioremap_resource()") which
is now used by the mt76 driver.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Diffstat (limited to 'backport')
| -rw-r--r-- | backport/backport-include/linux/platform_device.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/backport/backport-include/linux/platform_device.h b/backport/backport-include/linux/platform_device.h index 5b821ee4..87142d7c 100644 --- a/backport/backport-include/linux/platform_device.h +++ b/backport/backport-include/linux/platform_device.h @@ -33,4 +33,26 @@ module_exit(__platform_driver##_exit); platform_driver_unregister) #endif +#if LINUX_VERSION_IS_LESS(5,1,0) +/** + * devm_platform_ioremap_resource - call devm_ioremap_resource() for a platform + * device + * + * @pdev: platform device to use both for memory resource lookup as well as + * resource management + * @index: resource index + */ +#ifdef CONFIG_HAS_IOMEM +#define devm_platform_ioremap_resource LINUX_BACKPORT(devm_platform_ioremap_resource) +static inline void __iomem *devm_platform_ioremap_resource(struct platform_device *pdev, + unsigned int index) +{ + struct resource *res; + + res = platform_get_resource(pdev, IORESOURCE_MEM, index); + return devm_ioremap_resource(&pdev->dev, res); +} +#endif /* CONFIG_HAS_IOMEM */ +#endif + #endif /* __BACKPORT_PLATFORM_DEVICE_H */ |