fuchsia.hardware.dsi

PROTOCOLS

DsiBase

Defined in fuchsia.hardware.dsi/dsi.fidl

SendCmd

This function is used to send a MIPI-DSI command.

Request

Name	Type
`cmd`	`MipiDsiCmd`
`txdata`	`vector<uint8>[64]`

Response

Name	Type
`result`	`DsiBase_SendCmd_Result`

DsiExtended

Defined in fuchsia.hardware.dsi/dsi.fidl

Config

This function is used to configure all the DSI parameters needed to operated in both Command and Video Mode.

Request

Name	Type
`dsi_config`	`DsiConfig`

Response

Name	Type
`result`	`DsiExtended_Config_Result`

EnableBist

This function enables Built-In Self-Test (BIST) pattern generation.

Request

Name	Type
`pattern`	`uint32`

Response

Name	Type
`result`	`DsiExtended_EnableBist_Result`

IsPoweredUp

This function returns true if the DSI IP block is powered on and not in reset.

Request

Name	Type

Response

Name	Type
`on`	`bool`

PhyConfig

This function configures the MIPI D-PHY block if it exists within the DSI IP block.

Request

Name	Type
`dsi_config`	`DsiConfig`

Response

Name	Type
`result`	`DsiExtended_PhyConfig_Result`

PhyPowerDown

This function is used to power down the MIPI D-PHY block.

Request

Name	Type

Response

Name	Type

PhyPowerUp

This function is used to power up the MIPI D-PHY block.

Request

Name	Type

Response

Name	Type

PhySendCode

This function is used to communicate with the MIPI D-PHY block.

Request

Name	Type
`code`	`uint32`
`parameter`	`uint32`

Response

Name	Type

PhyWaitForReady

This function returns ZX_OK once MIPI D-PHY block is ready. MIPI D-PHY block is considered ready once the LOCK Bit and StopStateClk bit are set.

Request

Name	Type

Response

Name	Type
`result`	`DsiExtended_PhyWaitForReady_Result`

PowerDown

This function is called to power down the DSI interface.

Request

Name	Type

Response

Name	Type

PowerUp

This function is called to power up the DSI interface.

Request

Name	Type

Response

Name	Type

PrintDsiRegisters

This function prints the value of all DSI IP block registers.

Request

Name	Type

Response

Name	Type

ReadReg

This function returns the value of any register within the DSI IP block.

Request

Name	Type
`reg`	`uint32`

Response

Name	Type
`result`	`DsiExtended_ReadReg_Result`

Reset

This function resets the DSI IP block.

Request

Name	Type

Response

Name	Type

SendCmd

This function is used to send a MIPI-DSI command.

Request

Name	Type
`cmd`	`MipiDsiCmd`
`txdata`	`vector<uint8>[64]`

Response

Name	Type
`result`	`DsiBase_SendCmd_Result`

SetMode

This function is used to change modes between Video and Command.

Request

Name	Type
`mode`	`DsiMode`

Response

Name	Type

WriteReg

This function allows writing to any register within the DSI IP block. This could be used for debug purposes during development stages.

Request

Name	Type
`reg`	`uint32`
`val`	`uint32`

Response

Name	Type
`result`	`DsiExtended_WriteReg_Result`

STRUCTS

DsiBase_SendCmd_Response

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description	Default
`rxdata`	`vector<uint8>[64]`		No default

DsiExtended_Config_Response

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description	Default

DsiExtended_EnableBist_Response

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description	Default

DsiExtended_PhyConfig_Response

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description	Default

DsiExtended_PhyWaitForReady_Response

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description	Default

DsiExtended_ReadReg_Response

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description	Default
`val`	`uint32`		No default

DsiExtended_WriteReg_Response

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description	Default

ENUMS

ColorCode

Type: uint8

Defined in fuchsia.hardware.dsi/dsi.fidl

Supported color codes for the DSI interface

Name	Value	Description
`PACKED_16BIT_565`	`1`
`PACKED_18BIT_666`	`2`
`LOOSE_24BIT_666`	`3`
`PACKED_24BIT_888`	`4`

DsiMode

Type: uint8

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Value	Description
`VIDEO`	`1`
`COMMAND`	`2`

VideoMode

Type: uint8

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Value	Description
`NON_BURST_PULSE`	`1`
`NON_BURST_EVENT`	`2`
`BURST`	`3`

TABLES

DisplaySetting

Defined in fuchsia.hardware.dsi/dsi.fidl

Vendor-provided configurations based on hardware/lcd type.

Ordinal	Name	Type
1	`lane_num`	`uint32`
2	`bit_rate_max`	`uint32`
3	`clock_factor`	`uint32`
4	`lcd_clock`	`uint32`
5	`h_active`	`uint32`
6	`v_active`	`uint32`
7	`h_period`	`uint32`
8	`v_period`	`uint32`
9	`hsync_width`	`uint32`
10	`hsync_bp`	`uint32`
11	`hsync_pol`	`uint32`
12	`vsync_width`	`uint32`
13	`vsync_bp`	`uint32`
14	`vsync_pol`	`uint32`

DsiConfig

Defined in fuchsia.hardware.dsi/dsi.fidl

Complete MIPI-DSI and MIPI D-PHY configuration information

Ordinal	Name	Type
1	`display_setting`	`DisplaySetting`
2	`video_mode_type`	`VideoMode`
3	`color_coding`	`ColorCode`
4	`vendor_config`	`VendorConfig`

MipiDsiCmd

Defined in fuchsia.hardware.dsi/dsi.fidl

Generic MIPI-DSI command structure

Ordinal	Name	Type
1	`virtual_channel_id`	`uint8`
2	`dsi_data_type`	`uint8`
3	`write_length`	`uint32`
4	`expected_read_length`	`uint32`
5	`flags`	`uint32`

VendorConfig

Defined in fuchsia.hardware.dsi/dsi.fidl

Vendor specific data

Ordinal	Name	Type
1	`lp_escape_time`	`uint32`
2	`lp_cmd_pkt_size`	`uint32`
3	`phy_timer_clkhs_to_lp`	`uint32`
4	`phy_timer_clklp_to_hs`	`uint32`
5	`phy_timer_hs_to_lp`	`uint32`
6	`phy_timer_lp_to_hs`	`uint32`
7	`auto_clklane`	`uint8`

UNIONS

DsiBase_SendCmd_Result

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description
`response`	`DsiBase_SendCmd_Response`
`err`	`zx/status`

DsiExtended_Config_Result

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description
`response`	`DsiExtended_Config_Response`
`err`	`zx/status`

DsiExtended_EnableBist_Result

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description
`response`	`DsiExtended_EnableBist_Response`
`err`	`zx/status`

DsiExtended_PhyConfig_Result

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description
`response`	`DsiExtended_PhyConfig_Response`
`err`	`zx/status`

DsiExtended_PhyWaitForReady_Result

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description
`response`	`DsiExtended_PhyWaitForReady_Response`
`err`	`zx/status`

DsiExtended_ReadReg_Result

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description
`response`	`DsiExtended_ReadReg_Response`
`err`	`zx/status`

DsiExtended_WriteReg_Result

Defined in fuchsia.hardware.dsi/dsi.fidl

Name	Type	Description
`response`	`DsiExtended_WriteReg_Response`
`err`	`zx/status`

CONSTANTS

Name	Value	Type	Description
MAX_PAYLOAD_SIZE	`64`	`uint32`