diff options
Diffstat (limited to 'src/soc/intel/common/block/include/intelblocks')
| -rw-r--r-- | src/soc/intel/common/block/include/intelblocks/xhci.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/soc/intel/common/block/include/intelblocks/xhci.h b/src/soc/intel/common/block/include/intelblocks/xhci.h index 32ae9a2a05..86b598fda1 100644 --- a/src/soc/intel/common/block/include/intelblocks/xhci.h +++ b/src/soc/intel/common/block/include/intelblocks/xhci.h @@ -16,6 +16,34 @@ #ifndef SOC_INTEL_COMMON_BLOCK_XHCI_H #define SOC_INTEL_COMMON_BLOCK_XHCI_H +#include <device/device.h> + +/** + * struct xhci_usb_info - Data containing number of USB ports & offset. + * @usb2_port_status_reg: Offset to USB2 port status register. + * @num_usb2_ports: Number of USB2 ports. + * @usb3_port_status_reg: Offset to USB3 port status register. + * @num_usb3_ports: Number of USB3 ports. + */ +struct xhci_usb_info { + uint32_t usb2_port_status_reg; + uint32_t num_usb2_ports; + uint32_t usb3_port_status_reg; + uint32_t num_usb3_ports; +}; + +/** + * pch_xhci_update_wake_event() - Identify and log XHCI wake events. + * @info: Information about number of USB ports and their status reg offset. + * + * This function goes through individual USB port status registers within the + * XHCI block and identifies if any of those USB ports triggered a wake-up and + * log information about those ports to the event log. + * + * Return: True if any port is identified as a wake source, false if none. + */ +bool pch_xhci_update_wake_event(const struct xhci_usb_info *info); + void soc_xhci_init(struct device *dev); #endif /* SOC_INTEL_COMMON_BLOCK_XHCI_H */ |