Introduction

This is DSS Display Controller driver documentation

Sub Modules
	Display Controller IOCTLs

Files
file	dss_dctrl.h
	DSS Controller Driver API/interface file.

Data Structures
struct	Dss_DctrlPathInfo
	Structure containing DSS path information. This structure is used as an argument to IOCTL_DSS_DCTRL_SET_PATH. This IOCTL takes the array of edges connected between nodes. More...

struct	Dss_DctrlSyncOpCfg
	Structure containing DSS sync operations configuration. This structure is used as a part of Dss_DctrlVpParams. More...

struct	Dss_DctrlVpParams
	Structure containing Video Port information. This structure is used as an argument to IOCTL_DSS_DCTRL_SET_VP_PARAMS. More...

struct	Dss_DctrlOverlayParams
	Structure containing Overlay information. This structure is used as an argument to IOCTL_DSS_DCTRL_SET_OVERLAY_PARAMS. More...

struct	Dss_DctrlOverlayLayerParams
	Structure containing Overlay layer information. This structure is used as an argument to IOCTL_DSS_DCTRL_SET_LAYER_PARAMS. More...

struct	Dss_DctrlVpCscCoeff
	Structure containing Video Port CSC information. This structure is used as an argument to IOCTL_DSS_DCTRL_SET_VP_CSC_COEFF. More...

struct	Dss_DctrlAdvVpParams
	Structure containing advance Video Port information. This structure is used as an argument to IOCTL_DSS_DCTRL_SET_ADV_VP_PARAMS. More...

struct	Dss_DctrlLcdBlankTimingParams
	Structure containing LCD Blank Timing Configuration. This structure is used as an argument to IOCTL_DSS_DCTRL_SET_LCD_BLANK_TIMING_PARAMS. More...

struct	Dss_DctrlRegionSafetyChkCfg
	Structure containing Safety Check configuration for a particular region. More...

struct	Dss_DctrlVpSafetyCbData
	Structure containing safety error callback data. This structure is returned by the driver . More...

struct	Dss_DctrlVpSafetyChkParams
	Structure containing Safety Check configuration of Video Port. This structure is used as an argument to IOCTL_DSS_DCTRL_SET_VP_SAFETY_CHK_PARAMS. More...

struct	Dss_DctrlVpErrorStats
	Structure containing Error Stats of Video Port. This structure is used as an argument to IOCTL_DSS_DCTRL_GET_VP_ERROR_STATS. More...

struct	Dss_DctrlGlobalDssParams
	Structure containing global DSS Configuration. This structure is used as an argument to IOCTL_DSS_DCTRL_SET_GLOBAL_DSS_PARAMS. More...

struct	Dss_DctrlSyncLostCbParams
	Structure containing Sync Lost callback parameters. This structure is used as an argument to IOCTL_DSS_DCTRL_REGISTER_SYNCLOST_CB. More...

struct	Dss_DctrlLineNumCbParams
	Structure containing line number interrupt callback parameters. This structure is used as an argument to IOCTL_DSS_DCTRL_REGISTER_LINENUM_CB. More...

struct	Dss_DctrlDsiParams
	Structure containing DSI Output parameters. This structure is used as an argument to IOCTL_DSS_DCTRL_SET_DSI_PARAMS. More...

Functions
static void	Dss_dctrlPathInfoInit (Dss_DctrlPathInfo *pathInfo)
	Dss_DctrlPathInfo structure init function. More...

static void	Dss_dctrlVpParamsInit (Dss_DctrlVpParams *vpParams)
	Dss_DctrlVpParams structure init function. More...

static void	Dss_dctrlOverlayParamsInit (Dss_DctrlOverlayParams *overlayParams)
	Dss_DctrlOverlayParams structure init function. More...

static void	Dss_dctrlOverlayLayerParamsInit (Dss_DctrlOverlayLayerParams *layerParams)
	Dss_DctrlOverlayLayerParams structure init function. More...

static void	Dss_dctrlAdvVpParamsInit (Dss_DctrlAdvVpParams *advVpParams)
	Dss_DctrlAdvVpParams structure init function. More...

static void	Dss_dctrlLcdBlankTimingParamsInit (Dss_DctrlLcdBlankTimingParams *lcdBlankTimingParams)
	Dss_DctrlLcdBlankTimingParams structure init function. More...

static void	Dss_dctrlRegionSafetyChkCfgInit (Dss_DctrlRegionSafetyChkCfg *regionSafetyChkCfg)
	Dss_DctrlRegionSafetyChkCfg structure init function. More...

static void	Dss_dctrlVpSafetyCbDataInit (Dss_DctrlVpSafetyCbData *safetyCbData)
	Dss_DctrlVpSafetyCbData structure init function. More...

static void	Dss_dctrlVpSafetyChkParamsInit (Dss_DctrlVpSafetyChkParams *vpSafetyChkParams)
	Dss_DctrlVpSafetyChkParams structure init function. More...

static void	Dss_dctrlVpErrorStatsInit (Dss_DctrlVpErrorStats *vpErrorStats)
	Dss_DctrlVpErrorStats structure init function. More...

static void	Dss_dctrlGlobalDssParamsInit (Dss_DctrlGlobalDssParams *globalDssParams)
	Dss_DctrlGlobalDssParams structure init function. More...

static void	Dss_dctrlSyncLostCbParamsInit (Dss_DctrlSyncLostCbParams *syncLostCbParams)
	Dss_DctrlSyncLostCbParams structure init function. More...

static void	Dss_dctrlLineNumCbParamsInit (Dss_DctrlLineNumCbParams *lineNumCbParams)
	Dss_DctrlLineNumCbParams structure init function. More...

static void	Dss_DctrlSyncOpCfgInit (Dss_DctrlSyncOpCfg *syncOpCfg)

Typedefs
typedef void(*	Dss_DctrlSyncLostCbFxn) (uint32_t vpId, void *appData)
	Video Port sync loss callback function prototype. More...

typedef void(*	Dss_DctrlSafetyErrCbFxn) (uint32_t vpId, Dss_DctrlVpSafetyCbData safetyCbData, void *appData)
	Video Port safety error callback function prototype. More...

typedef void(*	Dss_DctrlLineNumCbFxn) (uint32_t vpId, void *appData)
	Video Port line number callback function prototype. More...

Typedef Documentation

◆ Dss_DctrlSyncLostCbFxn

typedef void(* Dss_DctrlSyncLostCbFxn) (uint32_t vpId, void *appData)

Video Port sync loss callback function prototype.

Parameters

vpId	[OUT] Video Port Id.
appData	[OUT] Application's private data.

Returns: None.

◆ Dss_DctrlSafetyErrCbFxn

typedef void(* Dss_DctrlSafetyErrCbFxn) (uint32_t vpId, Dss_DctrlVpSafetyCbData safetyCbData, void *appData)

Video Port safety error callback function prototype.

Parameters

vpId	[OUT] Video Port Id.
safetyCbData	[OUT] Safety Callback Data. Refer Dss_DctrlVpSafetyCbData_t for details
appData	[OUT] Application's private data.

Returns: None.

◆ Dss_DctrlLineNumCbFxn

typedef void(* Dss_DctrlLineNumCbFxn) (uint32_t vpId, void *appData)

Video Port line number callback function prototype.

Parameters

vpId	[OUT] Video Port Id.
appData	[OUT] Application's private data.

Returns: None.

Function Documentation

◆ Dss_dctrlPathInfoInit()

static void Dss_dctrlPathInfoInit ( Dss_DctrlPathInfo * pathInfo )

inlinestatic

Dss_DctrlPathInfo structure init function.

Parameters

pathInfo [IN]Pointer to Dss_DctrlPathInfo structure.

Returns: None

◆ Dss_dctrlVpParamsInit()

static void Dss_dctrlVpParamsInit ( Dss_DctrlVpParams * vpParams )

inlinestatic

Dss_DctrlVpParams structure init function.

Parameters

vpParams [IN]Pointer to Dss_DctrlVpParams structure.

Returns: None

◆ Dss_dctrlOverlayParamsInit()

static void Dss_dctrlOverlayParamsInit ( Dss_DctrlOverlayParams * overlayParams )

inlinestatic

Dss_DctrlOverlayParams structure init function.

Parameters

overlayParams [IN]Pointer to Dss_DctrlOverlayParams structure.

Returns: None

◆ Dss_dctrlOverlayLayerParamsInit()

static void Dss_dctrlOverlayLayerParamsInit ( Dss_DctrlOverlayLayerParams * layerParams )

inlinestatic

Dss_DctrlOverlayLayerParams structure init function.

Parameters

layerParams [IN]Pointer to Dss_DctrlOverlayLayerParams structure.

Returns: None

◆ Dss_dctrlAdvVpParamsInit()

static void Dss_dctrlAdvVpParamsInit ( Dss_DctrlAdvVpParams * advVpParams )

inlinestatic

Dss_DctrlAdvVpParams structure init function.

Parameters

advVpParams [IN]Pointer to Dss_DctrlAdvVpParams structure.

Returns: None

◆ Dss_dctrlLcdBlankTimingParamsInit()

static void Dss_dctrlLcdBlankTimingParamsInit ( Dss_DctrlLcdBlankTimingParams * lcdBlankTimingParams )

inlinestatic

Dss_DctrlLcdBlankTimingParams structure init function.

Parameters

lcdBlankTimingParams [IN]Pointer to Dss_DctrlLcdBlankTimingParams structure.

Returns: None

◆ Dss_dctrlRegionSafetyChkCfgInit()

static void Dss_dctrlRegionSafetyChkCfgInit ( Dss_DctrlRegionSafetyChkCfg * regionSafetyChkCfg )

inlinestatic

Dss_DctrlRegionSafetyChkCfg structure init function.

Parameters

regionSafetyChkCfg [IN]Pointer to Dss_DctrlRegionSafetyChkCfg structure.

Returns: None

◆ Dss_dctrlVpSafetyCbDataInit()

static void Dss_dctrlVpSafetyCbDataInit ( Dss_DctrlVpSafetyCbData * safetyCbData )

inlinestatic

Dss_DctrlVpSafetyCbData structure init function.

Parameters

safetyCbData [IN]Pointer to Dss_DctrlVpSafetyCbData_t structure.

Returns: None

◆ Dss_dctrlVpSafetyChkParamsInit()

static void Dss_dctrlVpSafetyChkParamsInit ( Dss_DctrlVpSafetyChkParams * vpSafetyChkParams )

inlinestatic

Dss_DctrlVpSafetyChkParams structure init function.

Parameters

vpSafetyChkParams [IN]Pointer to Dss_DctrlVpSafetyChkParams structure.

Returns: None

◆ Dss_dctrlVpErrorStatsInit()

static void Dss_dctrlVpErrorStatsInit ( Dss_DctrlVpErrorStats * vpErrorStats )

inlinestatic

Dss_DctrlVpErrorStats structure init function.

Parameters

vpErrorStats [IN]Pointer to Dss_DctrlVpErrorStats structure.

Returns: None

◆ Dss_dctrlGlobalDssParamsInit()

static void Dss_dctrlGlobalDssParamsInit ( Dss_DctrlGlobalDssParams * globalDssParams )

inlinestatic

Dss_DctrlGlobalDssParams structure init function.

Parameters

globalDssParams [IN]Pointer to Dss_DctrlGlobalDssParams structure.

Returns: None

◆ Dss_dctrlSyncLostCbParamsInit()

static void Dss_dctrlSyncLostCbParamsInit ( Dss_DctrlSyncLostCbParams * syncLostCbParams )

inlinestatic

Dss_DctrlSyncLostCbParams structure init function.

Parameters

syncLostCbParams [IN]Pointer to Dss_DctrlSyncLostCbParams structure.

Returns: None

◆ Dss_dctrlLineNumCbParamsInit()

static void Dss_dctrlLineNumCbParamsInit ( Dss_DctrlLineNumCbParams * lineNumCbParams )

inlinestatic

Dss_DctrlLineNumCbParams structure init function.

Parameters

lineNumCbParams [IN]Pointer to Dss_DctrlLineNumCbParams structure.

Returns: None

◆ Dss_DctrlSyncOpCfgInit()

static void Dss_DctrlSyncOpCfgInit ( Dss_DctrlSyncOpCfg * syncOpCfg )

inlinestatic

Introduction

Sub Modules

Files

Data Structures

Functions

Typedefs

Typedef Documentation

◆ Dss_DctrlSyncLostCbFxn

◆ Dss_DctrlSafetyErrCbFxn

◆ Dss_DctrlLineNumCbFxn

Function Documentation

◆ Dss_dctrlPathInfoInit()

◆ Dss_dctrlVpParamsInit()

◆ Dss_dctrlOverlayParamsInit()

◆ Dss_dctrlOverlayLayerParamsInit()

◆ Dss_dctrlAdvVpParamsInit()

◆ Dss_dctrlLcdBlankTimingParamsInit()

◆ Dss_dctrlRegionSafetyChkCfgInit()

◆ Dss_dctrlVpSafetyCbDataInit()

◆ Dss_dctrlVpSafetyChkParamsInit()

◆ Dss_dctrlVpErrorStatsInit()

◆ Dss_dctrlGlobalDssParamsInit()

◆ Dss_dctrlSyncLostCbParamsInit()

◆ Dss_dctrlLineNumCbParamsInit()

◆ Dss_DctrlSyncOpCfgInit()