| /* | |
| * Copyright © 2015 Broadcom | |
| * | |
| * This program is free software; you can redistribute it and/or modify | |
| * it under the terms of the GNU General Public License version 2 as | |
| * published by the Free Software Foundation. | |
| */ | |
| #ifndef __SOC_RASPBERRY_FIRMWARE_H__ | |
| #define __SOC_RASPBERRY_FIRMWARE_H__ | |
| #include <linux/types.h> | |
| #include <linux/of_device.h> | |
| struct rpi_firmware; | |
| enum rpi_firmware_property_status { | |
| RPI_FIRMWARE_STATUS_REQUEST = 0, | |
| RPI_FIRMWARE_STATUS_SUCCESS = 0x80000000, | |
| RPI_FIRMWARE_STATUS_ERROR = 0x80000001, | |
| }; | |
| /** | |
| * struct rpi_firmware_property_tag_header - Firmware property tag header | |
| * @tag: One of enum_mbox_property_tag. | |
| * @buf_size: The number of bytes in the value buffer following this | |
| * struct. | |
| * @req_resp_size: On submit, the length of the request (though it doesn't | |
| * appear to be currently used by the firmware). On return, | |
| * the length of the response (always 4 byte aligned), with | |
| * the low bit set. | |
| */ | |
| struct rpi_firmware_property_tag_header { | |
| u32 tag; | |
| u32 buf_size; | |
| u32 req_resp_size; | |
| }; | |
| enum rpi_firmware_property_tag { | |
| RPI_FIRMWARE_PROPERTY_END = 0, | |
| RPI_FIRMWARE_GET_FIRMWARE_REVISION = 0x00000001, | |
| RPI_FIRMWARE_SET_CURSOR_INFO = 0x00008010, | |
| RPI_FIRMWARE_SET_CURSOR_STATE = 0x00008011, | |
| RPI_FIRMWARE_GET_BOARD_MODEL = 0x00010001, | |
| RPI_FIRMWARE_GET_BOARD_REVISION = 0x00010002, | |
| RPI_FIRMWARE_GET_BOARD_MAC_ADDRESS = 0x00010003, | |
| RPI_FIRMWARE_GET_BOARD_SERIAL = 0x00010004, | |
| RPI_FIRMWARE_GET_ARM_MEMORY = 0x00010005, | |
| RPI_FIRMWARE_GET_VC_MEMORY = 0x00010006, | |
| RPI_FIRMWARE_GET_CLOCKS = 0x00010007, | |
| RPI_FIRMWARE_GET_POWER_STATE = 0x00020001, | |
| RPI_FIRMWARE_GET_TIMING = 0x00020002, | |
| RPI_FIRMWARE_SET_POWER_STATE = 0x00028001, | |
| RPI_FIRMWARE_GET_CLOCK_STATE = 0x00030001, | |
| RPI_FIRMWARE_GET_CLOCK_RATE = 0x00030002, | |
| RPI_FIRMWARE_GET_VOLTAGE = 0x00030003, | |
| RPI_FIRMWARE_GET_MAX_CLOCK_RATE = 0x00030004, | |
| RPI_FIRMWARE_GET_MAX_VOLTAGE = 0x00030005, | |
| RPI_FIRMWARE_GET_TEMPERATURE = 0x00030006, | |
| RPI_FIRMWARE_GET_MIN_CLOCK_RATE = 0x00030007, | |
| RPI_FIRMWARE_GET_MIN_VOLTAGE = 0x00030008, | |
| RPI_FIRMWARE_GET_TURBO = 0x00030009, | |
| RPI_FIRMWARE_GET_MAX_TEMPERATURE = 0x0003000a, | |
| RPI_FIRMWARE_ALLOCATE_MEMORY = 0x0003000c, | |
| RPI_FIRMWARE_LOCK_MEMORY = 0x0003000d, | |
| RPI_FIRMWARE_UNLOCK_MEMORY = 0x0003000e, | |
| RPI_FIRMWARE_RELEASE_MEMORY = 0x0003000f, | |
| RPI_FIRMWARE_EXECUTE_CODE = 0x00030010, | |
| RPI_FIRMWARE_EXECUTE_QPU = 0x00030011, | |
| RPI_FIRMWARE_SET_ENABLE_QPU = 0x00030012, | |
| RPI_FIRMWARE_GET_DISPMANX_RESOURCE_MEM_HANDLE = 0x00030014, | |
| RPI_FIRMWARE_GET_EDID_BLOCK = 0x00030020, | |
| RPI_FIRMWARE_GET_DOMAIN_STATE = 0x00030030, | |
| RPI_FIRMWARE_SET_CLOCK_STATE = 0x00038001, | |
| RPI_FIRMWARE_SET_CLOCK_RATE = 0x00038002, | |
| RPI_FIRMWARE_SET_VOLTAGE = 0x00038003, | |
| RPI_FIRMWARE_SET_TURBO = 0x00038009, | |
| RPI_FIRMWARE_SET_DOMAIN_STATE = 0x00038030, | |
| /* Dispmanx TAGS */ | |
| RPI_FIRMWARE_FRAMEBUFFER_ALLOCATE = 0x00040001, | |
| RPI_FIRMWARE_FRAMEBUFFER_BLANK = 0x00040002, | |
| RPI_FIRMWARE_FRAMEBUFFER_GET_PHYSICAL_WIDTH_HEIGHT = 0x00040003, | |
| RPI_FIRMWARE_FRAMEBUFFER_GET_VIRTUAL_WIDTH_HEIGHT = 0x00040004, | |
| RPI_FIRMWARE_FRAMEBUFFER_GET_DEPTH = 0x00040005, | |
| RPI_FIRMWARE_FRAMEBUFFER_GET_PIXEL_ORDER = 0x00040006, | |
| RPI_FIRMWARE_FRAMEBUFFER_GET_ALPHA_MODE = 0x00040007, | |
| RPI_FIRMWARE_FRAMEBUFFER_GET_PITCH = 0x00040008, | |
| RPI_FIRMWARE_FRAMEBUFFER_GET_VIRTUAL_OFFSET = 0x00040009, | |
| RPI_FIRMWARE_FRAMEBUFFER_GET_OVERSCAN = 0x0004000a, | |
| RPI_FIRMWARE_FRAMEBUFFER_GET_PALETTE = 0x0004000b, | |
| RPI_FIRMWARE_FRAMEBUFFER_RELEASE = 0x00048001, | |
| RPI_FIRMWARE_FRAMEBUFFER_TEST_PHYSICAL_WIDTH_HEIGHT = 0x00044003, | |
| RPI_FIRMWARE_FRAMEBUFFER_TEST_VIRTUAL_WIDTH_HEIGHT = 0x00044004, | |
| RPI_FIRMWARE_FRAMEBUFFER_TEST_DEPTH = 0x00044005, | |
| RPI_FIRMWARE_FRAMEBUFFER_TEST_PIXEL_ORDER = 0x00044006, | |
| RPI_FIRMWARE_FRAMEBUFFER_TEST_ALPHA_MODE = 0x00044007, | |
| RPI_FIRMWARE_FRAMEBUFFER_TEST_VIRTUAL_OFFSET = 0x00044009, | |
| RPI_FIRMWARE_FRAMEBUFFER_TEST_OVERSCAN = 0x0004400a, | |
| RPI_FIRMWARE_FRAMEBUFFER_TEST_PALETTE = 0x0004400b, | |
| RPI_FIRMWARE_FRAMEBUFFER_SET_PHYSICAL_WIDTH_HEIGHT = 0x00048003, | |
| RPI_FIRMWARE_FRAMEBUFFER_SET_VIRTUAL_WIDTH_HEIGHT = 0x00048004, | |
| RPI_FIRMWARE_FRAMEBUFFER_SET_DEPTH = 0x00048005, | |
| RPI_FIRMWARE_FRAMEBUFFER_SET_PIXEL_ORDER = 0x00048006, | |
| RPI_FIRMWARE_FRAMEBUFFER_SET_ALPHA_MODE = 0x00048007, | |
| RPI_FIRMWARE_FRAMEBUFFER_SET_VIRTUAL_OFFSET = 0x00048009, | |
| RPI_FIRMWARE_FRAMEBUFFER_SET_OVERSCAN = 0x0004800a, | |
| RPI_FIRMWARE_FRAMEBUFFER_SET_PALETTE = 0x0004800b, | |
| RPI_FIRMWARE_VCHIQ_INIT = 0x00048010, | |
| RPI_FIRMWARE_GET_COMMAND_LINE = 0x00050001, | |
| RPI_FIRMWARE_GET_DMA_CHANNELS = 0x00060001, | |
| }; | |
| #if IS_ENABLED(CONFIG_RASPBERRYPI_FIRMWARE) | |
| int rpi_firmware_property(struct rpi_firmware *fw, | |
| u32 tag, void *data, size_t len); | |
| int rpi_firmware_property_list(struct rpi_firmware *fw, | |
| void *data, size_t tag_size); | |
| struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node); | |
| #else | |
| static inline int rpi_firmware_property(struct rpi_firmware *fw, u32 tag, | |
| void *data, size_t len) | |
| { | |
| return 0; | |
| } | |
| static inline int rpi_firmware_property_list(struct rpi_firmware *fw, | |
| void *data, size_t tag_size) | |
| { | |
| return 0; | |
| } | |
| static inline struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node) | |
| { | |
| return NULL; | |
| } | |
| #endif | |
| #endif /* __SOC_RASPBERRY_FIRMWARE_H__ */ |