diff options
Diffstat (limited to 'drivers/usb/dwc3/io.h')
| -rw-r--r-- | drivers/usb/dwc3/io.h | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/usb/dwc3/io.h b/drivers/usb/dwc3/io.h index 071d561f3e68..a50f76b9d19b 100644 --- a/drivers/usb/dwc3/io.h +++ b/drivers/usb/dwc3/io.h @@ -41,14 +41,26 @@ #include <linux/io.h> +#include "core.h" + static inline u32 dwc3_readl(void __iomem *base, u32 offset) { - return readl(base + offset); + /* + * We requested the mem region starting from the Globals address + * space, see dwc3_probe in core.c. + * However, the offsets are given starting from xHCI address space. + */ + return readl(base + (offset - DWC3_GLOBALS_REGS_START)); } static inline void dwc3_writel(void __iomem *base, u32 offset, u32 value) { - writel(value, base + offset); + /* + * We requested the mem region starting from the Globals address + * space, see dwc3_probe in core.c. + * However, the offsets are given starting from xHCI address space. + */ + writel(value, base + (offset - DWC3_GLOBALS_REGS_START)); } #endif /* __DRIVERS_USB_DWC3_IO_H */ |