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192 lines
9.4 KiB
192 lines
9.4 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* Copyright © 2015 Broadcom |
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*/ |
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#ifndef __SOC_RASPBERRY_FIRMWARE_H__ |
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#define __SOC_RASPBERRY_FIRMWARE_H__ |
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#include <linux/types.h> |
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#include <linux/of_device.h> |
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#define RPI_FIRMWARE_CHAN_FB 1 |
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struct rpi_firmware; |
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enum rpi_firmware_property_status { |
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RPI_FIRMWARE_STATUS_REQUEST = 0, |
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RPI_FIRMWARE_STATUS_SUCCESS = 0x80000000, |
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RPI_FIRMWARE_STATUS_ERROR = 0x80000001, |
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}; |
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/** |
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* struct rpi_firmware_property_tag_header - Firmware property tag header |
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* @tag: One of enum_mbox_property_tag. |
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* @buf_size: The number of bytes in the value buffer following this |
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* struct. |
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* @req_resp_size: On submit, the length of the request (though it doesn't |
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* appear to be currently used by the firmware). On return, |
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* the length of the response (always 4 byte aligned), with |
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* the low bit set. |
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*/ |
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struct rpi_firmware_property_tag_header { |
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u32 tag; |
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u32 buf_size; |
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u32 req_resp_size; |
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}; |
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enum rpi_firmware_property_tag { |
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RPI_FIRMWARE_PROPERTY_END = 0, |
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RPI_FIRMWARE_GET_FIRMWARE_REVISION = 0x00000001, |
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RPI_FIRMWARE_GET_FIRMWARE_VARIANT = 0x00000002, |
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RPI_FIRMWARE_GET_FIRMWARE_HASH = 0x00000003, |
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RPI_FIRMWARE_SET_CURSOR_INFO = 0x00008010, |
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RPI_FIRMWARE_SET_CURSOR_STATE = 0x00008011, |
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RPI_FIRMWARE_GET_BOARD_MODEL = 0x00010001, |
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RPI_FIRMWARE_GET_BOARD_REVISION = 0x00010002, |
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RPI_FIRMWARE_GET_BOARD_MAC_ADDRESS = 0x00010003, |
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RPI_FIRMWARE_GET_BOARD_SERIAL = 0x00010004, |
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RPI_FIRMWARE_GET_ARM_MEMORY = 0x00010005, |
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RPI_FIRMWARE_GET_VC_MEMORY = 0x00010006, |
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RPI_FIRMWARE_GET_CLOCKS = 0x00010007, |
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RPI_FIRMWARE_GET_POWER_STATE = 0x00020001, |
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RPI_FIRMWARE_GET_TIMING = 0x00020002, |
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RPI_FIRMWARE_SET_POWER_STATE = 0x00028001, |
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RPI_FIRMWARE_GET_CLOCK_STATE = 0x00030001, |
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RPI_FIRMWARE_GET_CLOCK_RATE = 0x00030002, |
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RPI_FIRMWARE_GET_VOLTAGE = 0x00030003, |
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RPI_FIRMWARE_GET_MAX_CLOCK_RATE = 0x00030004, |
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RPI_FIRMWARE_GET_MAX_VOLTAGE = 0x00030005, |
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RPI_FIRMWARE_GET_TEMPERATURE = 0x00030006, |
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RPI_FIRMWARE_GET_MIN_CLOCK_RATE = 0x00030007, |
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RPI_FIRMWARE_GET_MIN_VOLTAGE = 0x00030008, |
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RPI_FIRMWARE_GET_TURBO = 0x00030009, |
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RPI_FIRMWARE_GET_MAX_TEMPERATURE = 0x0003000a, |
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RPI_FIRMWARE_GET_STC = 0x0003000b, |
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RPI_FIRMWARE_ALLOCATE_MEMORY = 0x0003000c, |
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RPI_FIRMWARE_LOCK_MEMORY = 0x0003000d, |
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RPI_FIRMWARE_UNLOCK_MEMORY = 0x0003000e, |
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RPI_FIRMWARE_RELEASE_MEMORY = 0x0003000f, |
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RPI_FIRMWARE_EXECUTE_CODE = 0x00030010, |
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RPI_FIRMWARE_EXECUTE_QPU = 0x00030011, |
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RPI_FIRMWARE_SET_ENABLE_QPU = 0x00030012, |
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RPI_FIRMWARE_GET_DISPMANX_RESOURCE_MEM_HANDLE = 0x00030014, |
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RPI_FIRMWARE_GET_EDID_BLOCK = 0x00030020, |
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RPI_FIRMWARE_GET_CUSTOMER_OTP = 0x00030021, |
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RPI_FIRMWARE_GET_EDID_BLOCK_DISPLAY = 0x00030023, |
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RPI_FIRMWARE_GET_DOMAIN_STATE = 0x00030030, |
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RPI_FIRMWARE_GET_THROTTLED = 0x00030046, |
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RPI_FIRMWARE_GET_CLOCK_MEASURED = 0x00030047, |
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RPI_FIRMWARE_NOTIFY_REBOOT = 0x00030048, |
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RPI_FIRMWARE_SET_CLOCK_STATE = 0x00038001, |
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RPI_FIRMWARE_SET_CLOCK_RATE = 0x00038002, |
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RPI_FIRMWARE_SET_VOLTAGE = 0x00038003, |
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RPI_FIRMWARE_SET_TURBO = 0x00038009, |
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RPI_FIRMWARE_SET_CUSTOMER_OTP = 0x00038021, |
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RPI_FIRMWARE_SET_DOMAIN_STATE = 0x00038030, |
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RPI_FIRMWARE_GET_GPIO_STATE = 0x00030041, |
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RPI_FIRMWARE_SET_GPIO_STATE = 0x00038041, |
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RPI_FIRMWARE_SET_SDHOST_CLOCK = 0x00038042, |
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RPI_FIRMWARE_GET_GPIO_CONFIG = 0x00030043, |
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RPI_FIRMWARE_SET_GPIO_CONFIG = 0x00038043, |
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RPI_FIRMWARE_GET_PERIPH_REG = 0x00030045, |
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RPI_FIRMWARE_SET_PERIPH_REG = 0x00038045, |
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RPI_FIRMWARE_GET_POE_HAT_VAL = 0x00030049, |
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RPI_FIRMWARE_SET_POE_HAT_VAL = 0x00038049, |
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RPI_FIRMWARE_SET_POE_HAT_VAL_OLD = 0x00030050, |
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RPI_FIRMWARE_NOTIFY_XHCI_RESET = 0x00030058, |
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RPI_FIRMWARE_GET_REBOOT_FLAGS = 0x00030064, |
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RPI_FIRMWARE_SET_REBOOT_FLAGS = 0x00038064, |
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/* Dispmanx TAGS */ |
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RPI_FIRMWARE_FRAMEBUFFER_ALLOCATE = 0x00040001, |
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RPI_FIRMWARE_FRAMEBUFFER_BLANK = 0x00040002, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_PHYSICAL_WIDTH_HEIGHT = 0x00040003, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_VIRTUAL_WIDTH_HEIGHT = 0x00040004, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_DEPTH = 0x00040005, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_PIXEL_ORDER = 0x00040006, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_ALPHA_MODE = 0x00040007, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_PITCH = 0x00040008, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_VIRTUAL_OFFSET = 0x00040009, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_OVERSCAN = 0x0004000a, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_PALETTE = 0x0004000b, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_LAYER = 0x0004000c, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_TRANSFORM = 0x0004000d, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_VSYNC = 0x0004000e, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_TOUCHBUF = 0x0004000f, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_GPIOVIRTBUF = 0x00040010, |
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RPI_FIRMWARE_FRAMEBUFFER_RELEASE = 0x00048001, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_DISPLAY_ID = 0x00040016, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_DISPLAY_NUM = 0x00048013, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_NUM_DISPLAYS = 0x00040013, |
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RPI_FIRMWARE_FRAMEBUFFER_GET_DISPLAY_SETTINGS = 0x00040014, |
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RPI_FIRMWARE_FRAMEBUFFER_TEST_PHYSICAL_WIDTH_HEIGHT = 0x00044003, |
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RPI_FIRMWARE_FRAMEBUFFER_TEST_VIRTUAL_WIDTH_HEIGHT = 0x00044004, |
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RPI_FIRMWARE_FRAMEBUFFER_TEST_DEPTH = 0x00044005, |
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RPI_FIRMWARE_FRAMEBUFFER_TEST_PIXEL_ORDER = 0x00044006, |
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RPI_FIRMWARE_FRAMEBUFFER_TEST_ALPHA_MODE = 0x00044007, |
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RPI_FIRMWARE_FRAMEBUFFER_TEST_VIRTUAL_OFFSET = 0x00044009, |
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RPI_FIRMWARE_FRAMEBUFFER_TEST_OVERSCAN = 0x0004400a, |
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RPI_FIRMWARE_FRAMEBUFFER_TEST_PALETTE = 0x0004400b, |
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RPI_FIRMWARE_FRAMEBUFFER_TEST_LAYER = 0x0004400c, |
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RPI_FIRMWARE_FRAMEBUFFER_TEST_TRANSFORM = 0x0004400d, |
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RPI_FIRMWARE_FRAMEBUFFER_TEST_VSYNC = 0x0004400e, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_PHYSICAL_WIDTH_HEIGHT = 0x00048003, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_VIRTUAL_WIDTH_HEIGHT = 0x00048004, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_DEPTH = 0x00048005, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_PIXEL_ORDER = 0x00048006, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_ALPHA_MODE = 0x00048007, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_PITCH = 0x00048008, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_VIRTUAL_OFFSET = 0x00048009, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_OVERSCAN = 0x0004800a, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_PALETTE = 0x0004800b, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_TOUCHBUF = 0x0004801f, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_GPIOVIRTBUF = 0x00048020, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_VSYNC = 0x0004800e, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_LAYER = 0x0004800c, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_TRANSFORM = 0x0004800d, |
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RPI_FIRMWARE_FRAMEBUFFER_SET_BACKLIGHT = 0x0004800f, |
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RPI_FIRMWARE_VCHIQ_INIT = 0x00048010, |
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RPI_FIRMWARE_SET_PLANE = 0x00048015, |
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RPI_FIRMWARE_GET_DISPLAY_TIMING = 0x00040017, |
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RPI_FIRMWARE_SET_TIMING = 0x00048017, |
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RPI_FIRMWARE_GET_DISPLAY_CFG = 0x00040018, |
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RPI_FIRMWARE_SET_DISPLAY_POWER = 0x00048019, |
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RPI_FIRMWARE_GET_COMMAND_LINE = 0x00050001, |
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RPI_FIRMWARE_GET_DMA_CHANNELS = 0x00060001, |
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}; |
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#define GET_DISPLAY_SETTINGS_PAYLOAD_SIZE 64 |
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#if IS_ENABLED(CONFIG_RASPBERRYPI_FIRMWARE) |
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int rpi_firmware_property(struct rpi_firmware *fw, |
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u32 tag, void *data, size_t len); |
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int rpi_firmware_property_list(struct rpi_firmware *fw, |
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void *data, size_t tag_size); |
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struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node); |
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#else |
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static inline int rpi_firmware_property(struct rpi_firmware *fw, u32 tag, |
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void *data, size_t len) |
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{ |
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return -ENOSYS; |
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} |
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static inline int rpi_firmware_property_list(struct rpi_firmware *fw, |
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void *data, size_t tag_size) |
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{ |
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return -ENOSYS; |
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} |
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static inline struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node) |
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{ |
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return NULL; |
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} |
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#endif |
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int rpi_firmware_transaction(struct rpi_firmware *fw, u32 chan, u32 data); |
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#endif /* __SOC_RASPBERRY_FIRMWARE_H__ */
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