Introduction

DSS Driver AM62px SOC specific file.

Data Structures
struct	Dss_IrqParams
	Structure containing DSS interrupt information. Events should be enabled only for available Video Ports and Video Pipes. More...

struct	Dss_RmInfo
	Structure containing resources manager information. This enables display sharing between two different softwares. More...

struct	Dss_SocParams
	DSS SOC parameters. More...

struct	Dss_DctrlOldiParams
	Structure containing OLDI configuration. This structure is used as an argument to IOCTL_DSS_DCTRL_SET_OLDI_PARAMS. More...

Macros
#define	DSS_DCTRL_MAX_NODES ((uint32_t) 9U)
	Defines maximum number of nodes for allocation including invalid node. More...

#define	DSS_DCTRL_MAX_EDGES ((uint32_t) 8U)
	Defines maximum number of edges for allocation. This is derived by looking at all possible DSS connections in the SoC. More...

#define	DSS_FUNC_IRQ_DEFAULT_NUM (CSLR_WKUP_R5FSS0_CORE0_INTR_DSS0_DISPC_INTR_REQ_0_0)

#define	IOCTL_DSS_DCTRL_SET_OLDI_PARAMS (DSS_DCTRL_SOC_IOCTL_BASE + 0x01U)
	IOCTL to set the OLDI configuration of given video port. More...

DSS DCTRL Instance IDs
#define	DSS_DCTRL_INST_0 (0U)
	Display controller instance 0. More...

#define	DSS_DCTRL_INST_MAX (1U)
	Maximum number of display driver instances. More...

DSS Display Instance IDs
#define	DSS_DISP_INST_VID1 (CSL_DSS_VID_PIPE_ID_VID1)
	Video 1 Pipeline display driver instance number. More...

#define	DSS_DISP_INST_VIDL1 (CSL_DSS_VID_PIPE_ID_VIDL1)
	Video Lite 1 Pipeline display driver instance number. More...

#define	DSS_DISP_INST_MAX (CSL_DSS_VID_PIPE_ID_MAX)
	Maximum number of display driver instances. More...

#define	DSS_DISP_INST_INVALID (CSL_DSS_VID_PIPE_ID_INVALID)
	Maximum number of display driver instances. More...

DSS DCTRL Node type
Node types that are used by the set path to connect different modules and create a graph
#define	DSS_DCTRL_NODE_TYPE_INVALID ((uint32_t) 0x0U)

#define	DSS_DCTRL_NODE_TYPE_PIPE ((uint32_t) 0x1U)

#define	DSS_DCTRL_NODE_TYPE_OVERLAY ((uint32_t) 0x2U)

#define	DSS_DCTRL_NODE_TYPE_VP ((uint32_t) 0x3U)

#define	DSS_DCTRL_NODE_TYPE_OUTPUT ((uint32_t) 0x4U)

DSS DCTRL Node Id
Node ids that are used by the set path to connect different modules and create a graph
#define	DSS_DCTRL_NODE_INVALID ((uint32_t) 0x0U)

#define	DSS_DCTRL_NODE_VID1 ((uint32_t) 0x1U)

#define	DSS_DCTRL_NODE_VIDL1 ((uint32_t) 0x2U)

#define	DSS_DCTRL_NODE_OVR1 ((uint32_t) 0x3U)

#define	DSS_DCTRL_NODE_OVR2 ((uint32_t) 0x4U)

#define	DSS_DCTRL_NODE_VP1 ((uint32_t) 0x5U)

#define	DSS_DCTRL_NODE_VP2 ((uint32_t) 0x6U)

#define	DSS_DCTRL_NODE_OLDI ((uint32_t) 0x7U)

#define	DSS_DCTRL_NODE_DPI ((uint32_t) 0x8U)


#define	DSS_FWL_REGIONS_MAX (8U)
	DSS register regions and associated firewall IDs. More...

#define	DSS_FWL_COMMON0_ID CSL_STD_FW_DSS0_COMMON_ID
	Properties of firewall at slave: DSS0_COMMON. More...

#define	DSS_FWL_COMMON0_START CSL_STD_FW_DSS0_COMMON_COMMON_START

#define	DSS_FWL_COMMON0_END CSL_STD_FW_DSS0_COMMON_COMMON_END

#define	DSS_FWL_COMMON1_ID CSL_STD_FW_DSS0_COMMON1_ID
	Properties of firewall at slave: DSS0_COMMON1. More...

#define	DSS_FWL_COMMON1_START CSL_STD_FW_DSS0_COMMON1_COMMON1_START

#define	DSS_FWL_COMMON1_END CSL_STD_FW_DSS0_COMMON1_COMMON1_END

#define	DSS_FWL_VIDL1_ID CSL_STD_FW_DSS0_VIDL1_ID
	Properties of firewall at slave: DSS0_VIDL1. More...

#define	DSS_FWL_VIDL1_START CSL_STD_FW_DSS0_VIDL1_VIDL1_START

#define	DSS_FWL_VIDL1_END CSL_STD_FW_DSS0_VIDL1_VIDL1_END

#define	DSS_FWL_VID1_ID CSL_STD_FW_DSS0_VID_ID
	Properties of firewall at slave: DSS0_VID. More...

#define	DSS_FWL_VID1_START CSL_STD_FW_DSS0_VID_VID_START

#define	DSS_FWL_VID1_END CSL_STD_FW_DSS0_VID_VID_END

#define	DSS_FWL_OVR1_ID CSL_STD_FW_DSS0_OVR1_ID
	Properties of firewall at slave: DSS0_OVR1. More...

#define	DSS_FWL_OVR1_START CSL_STD_FW_DSS0_OVR1_OVR1_START

#define	DSS_FWL_OVR1_END CSL_STD_FW_DSS0_OVR1_OVR1_END

#define	DSS_FWL_OVR2_ID CSL_STD_FW_DSS0_OVR2_ID
	Properties of firewall at slave: DSS0_OVR2. More...

#define	DSS_FWL_OVR2_START CSL_STD_FW_DSS0_OVR2_OVR2_START

#define	DSS_FWL_OVR2_END CSL_STD_FW_DSS0_OVR2_OVR2_END

#define	DSS_FWL_VP1_ID CSL_STD_FW_DSS0_VP1_ID
	Properties of firewall at slave: DSS0_VP1. More...

#define	DSS_FWL_VP1_START CSL_STD_FW_DSS0_VP1_VP1_START

#define	DSS_FWL_VP1_END CSL_STD_FW_DSS0_VP1_VP1_END

#define	DSS_FWL_VP2_ID CSL_STD_FW_DSS0_VP2_ID
	Properties of firewall at slave: DSS0_VP2. More...

#define	DSS_FWL_VP2_START CSL_STD_FW_DSS0_VP2_VP2_START

#define	DSS_FWL_VP2_END CSL_STD_FW_DSS0_VP2_VP2_END

Instance Ids for DSS Event Manager.

#define	DSS_EVT_MGR_INST_ID_FUNC ((uint32_t) 0x00U)
	Instance Id for functional interrupts. More...

#define	DSS_EVT_MGR_INST_ID_MAX ((uint32_t) 0x01U)
	Invalid Instance Id. More...

#define	DSS_EVT_MGR_INST_ID_INVALID ((uint32_t) 0xFFU)

Functions
static uint32_t	Dss_dispIsVidInst (uint32_t instId)
	Check if the display driver instance is of type Video pipeline. More...

static uint32_t	Dss_dispIsVidLInst (uint32_t instId)
	Check if the display driver instance is of type Video lite pipeline. More...

static void	Dss_irqParamsInit (Dss_IrqParams *irqParams)
	Dss_IrqParams structure init function. More...

static void	Dss_rmInfoInit (Dss_RmInfo *rmInfo)
	Dss_RmInfo structure init function. More...

static void	Dss_socParamsInit (Dss_SocParams *socParams)
	Dss_SocParams structure init function. More...

static void	Dss_dctrlOldiParamsInit (Dss_DctrlOldiParams *oldiParams)
	Dss_DctrlOldiParams structure init function. More...

void	Dss_setDssSoftReset (void)
	Perform DSS Soft Reset. More...

void	Dss_setOLDITxPowerDown (uint32_t oldiLinkMode, bool powerState)
	Set OLDI Power Domain Control to power on and off OLDI TX. More...

Introduction

Data Structures

Macros

Functions