cDrmDevice Class Reference

#include <drmdevice.h>

Collaboration diagram for cDrmDevice:

Public Member Functions
	cDrmDevice (cVideoRender *, const char *)
	cDrmDevice constructor More...
virtual	~cDrmDevice (void)
	cDrmDevice destructor More...
int	Init (void)
	Initiate the drm device. More...
int	Fd (void)
void	Close (void)
	Close drm file handle. More...
uint32_t	ConnectorId (void)
uint64_t	DisplayWidth (void)
uint64_t	DisplayHeight (void)
uint32_t	CrtcId (void)
int	UseZpos (void)
uint64_t	ZposOverlay (void)
uint64_t	ZposPrimary (void)
cDrmPlane *	OsdPlane (void)
cDrmPlane *	VideoPlane (void)
cDrmPlane *	PipPlane (void)
int	SetPropertyRequest (drmModeAtomicReqPtr, uint32_t, uint32_t, const char *, uint64_t)
	Add a property to a request. More...
void	SaveCrtc (void)
	Saves information of a CRTC. More...
void	RestoreCrtc (void)
	Restore information of a CRTC. More...
int	HandleEvent (void)
	Polls for a drm event. More...
int	CreatePropertyBlob (uint32_t *)
	Creates a property blob. More...
void	InitEvent (void)
	Init the event context. More...

Private Member Functions
int32_t	FindCrtcForConnector (const drmModeRes *, const drmModeConnector *)
	Finds the CRTC_ID for the given connector. More...

Private Attributes
cVideoRender *	m_pRender
	pointer to cVideoRender object More...
int	m_fdDrm
	drm file descriptor More...
uint32_t	m_connectorId
	connector id More...
drmModeModeInfo	m_drmModeInfo
	mode info More...
uint32_t	m_crtcId
	current crtc ID More...
uint32_t	m_crtcIndex
	current crtc index More...
drmModeCrtc *	m_drmModeCrtcSaved
	saved CRTC infos More...
drmEventContext	m_drmEventCtx
	drm event context More...
int	m_userReqDisplayWidth
	user requested display width More...
int	m_userReqDisplayHeight
	user requested display height More...
uint32_t	m_userReqDisplayRefreshRate
	user requested display refresh rate More...
bool	m_useZpos
	is set, if drm hardware can use zpos More...
uint64_t	m_zposOverlay
	zpos of overlay plane More...
uint64_t	m_zposPrimary
	zpos of primary plane More...
cDrmPlane	m_videoPlane
	the video drm plane More...
cDrmPlane	m_osdPlane
	the osd drm plane More...
uint64_t	m_zposPip
	zpos of pip plane More...
cDrmPlane	m_pipPlane
	the pip drm plane More...

Detailed Description

Definition at line 75 of file drmdevice.h.

Constructor & Destructor Documentation

cDrmDevice()

cDrmDevice::cDrmDevice	(	cVideoRender *	render,
		const char *	resolution
	)

cDrmDevice constructor

Parameters

render

pointer to cVideoRender object

Definition at line 77 of file drmdevice.cpp.

References m_fdDrm, m_pRender, m_userReqDisplayHeight, m_userReqDisplayRefreshRate, m_userReqDisplayWidth, and m_useZpos.

~cDrmDevice()

cDrmDevice::~cDrmDevice ( void  )

virtual

cDrmDevice destructor

Definition at line 91 of file drmdevice.cpp.

References L_DRM, and LOGDEBUG2.

Member Function Documentation

Close()

void cDrmDevice::Close

(

void

)

Close drm file handle.

Definition at line 939 of file drmdevice.cpp.

References L_DRM, LOGDEBUG2, and m_fdDrm.

Referenced by cVideoRender::Exit().

ConnectorId()

uint32_t cDrmDevice::ConnectorId ( void  )

inline

Definition at line 86 of file drmdevice.h.

References m_connectorId.

Referenced by cVideoRender::Init().

CreatePropertyBlob()

int cDrmDevice::CreatePropertyBlob

(

uint32_t *

modeID

)

Creates a property blob.

Definition at line 951 of file drmdevice.cpp.

References m_drmModeInfo, and m_fdDrm.

Referenced by cVideoRender::Init().

CrtcId()

uint32_t cDrmDevice::CrtcId ( void  )

inline

Definition at line 91 of file drmdevice.h.

References m_crtcId.

Referenced by cVideoRender::Init(), cVideoRender::SetOsdBuffer(), cVideoRender::SetPipBuffer(), and cVideoRender::SetVideoBuffer().

DisplayHeight()

uint64_t cDrmDevice::DisplayHeight ( void  )

inline

Definition at line 89 of file drmdevice.h.

References m_drmModeInfo.

Referenced by cVideoRender::Init(), cVideoRender::SetPipBuffer(), and cVideoRender::SetVideoBuffer().

DisplayWidth()

uint64_t cDrmDevice::DisplayWidth ( void  )

inline

Definition at line 88 of file drmdevice.h.

References m_drmModeInfo.

Referenced by cVideoRender::Init(), cVideoRender::SetPipBuffer(), and cVideoRender::SetVideoBuffer().

Fd()

int cDrmDevice::Fd ( void  )

inline

Definition at line 82 of file drmdevice.h.

References m_fdDrm.

Referenced by cVideoRender::CommitBuffer(), cVideoRender::Init(), and cVideoRender::PushFrame().

FindCrtcForConnector()

int32_t cDrmDevice::FindCrtcForConnector ( const drmModeRes *  resources, const drmModeConnector *  connector  )

private

Finds the CRTC_ID for the given connector.

Definition at line 916 of file drmdevice.cpp.

References FindCrtcForEncoder(), and m_fdDrm.

Referenced by Init().

HandleEvent()

int cDrmDevice::HandleEvent

(

void

)

Polls for a drm event.

Definition at line 1013 of file drmdevice.cpp.

References m_drmEventCtx, and m_fdDrm.

Referenced by cVideoRender::DrmHandleEvent(), and cVideoRender::PageFlip().

Init()

int cDrmDevice::Init

(

void

)

Initiate the drm device.

Returns

0 on success, a negative value on error

Definition at line 258 of file drmdevice.cpp.

References cDrmPlane::FillProperties(), FindCrtcForConnector(), FindDrmConnector(), FindDrmDevice(), cDrmPlane::GetId(), GetPropertyValue(), cDrmPlane::GetType(), cDrmPlane::GetZpos(), cDrmPlane::HasZpos(), L_DRM, LOGDEBUG2, LOGERROR, LOGFATAL, LOGINFO, LOGWARNING, m_connectorId, m_crtcId, m_crtcIndex, m_drmModeInfo, m_fdDrm, m_osdPlane, m_pipPlane, m_pRender, m_userReqDisplayHeight, m_userReqDisplayRefreshRate, m_userReqDisplayWidth, m_useZpos, m_videoPlane, m_zposOverlay, m_zposPip, m_zposPrimary, cDrmPlane::SetId(), cVideoRender::SetScreenSize(), cDrmPlane::SetType(), and cDrmPlane::SetZpos().

Referenced by cVideoRender::Init().

InitEvent()

void cDrmDevice::InitEvent

(

void

)

Init the event context.

Definition at line 1021 of file drmdevice.cpp.

References m_drmEventCtx.

Referenced by cVideoRender::Init().

OsdPlane()

cDrmPlane * cDrmDevice::OsdPlane ( void  )

inline

Definition at line 96 of file drmdevice.h.

References m_osdPlane.

Referenced by cVideoRender::CommitBuffer(), cVideoRender::Exit(), cVideoRender::Init(), and cVideoRender::SetOsdBuffer().

PipPlane()

cDrmPlane * cDrmDevice::PipPlane ( void  )

inline

Definition at line 98 of file drmdevice.h.

References m_pipPlane.

Referenced by cVideoRender::CommitBuffer(), and cVideoRender::SetPipBuffer().

RestoreCrtc()

void cDrmDevice::RestoreCrtc

(

void

)

Restore information of a CRTC.

Definition at line 1001 of file drmdevice.cpp.

References m_connectorId, m_drmModeCrtcSaved, and m_fdDrm.

Referenced by cVideoRender::Exit().

SaveCrtc()

void cDrmDevice::SaveCrtc

(

void

)

Saves information of a CRTC.

Definition at line 993 of file drmdevice.cpp.

References m_crtcId, m_drmModeCrtcSaved, and m_fdDrm.

Referenced by cVideoRender::Init().

SetPropertyRequest()

int cDrmDevice::SetPropertyRequest	(	drmModeAtomicReqPtr	ModeReq,
		uint32_t	objectID,
		uint32_t	objectType,
		const char *	propName,
		uint64_t	value
	)

Add a property to a request.

Definition at line 959 of file drmdevice.cpp.

References L_DRM, LOGDEBUG2, and m_fdDrm.

Referenced by cVideoRender::Init().

UseZpos()

int cDrmDevice::UseZpos ( void  )

inline

Definition at line 92 of file drmdevice.h.

References m_useZpos.

Referenced by cVideoRender::Init(), and cVideoRender::SetOsdBuffer().

VideoPlane()

cDrmPlane * cDrmDevice::VideoPlane ( void  )

inline

Definition at line 97 of file drmdevice.h.

References m_videoPlane.

Referenced by cVideoRender::CommitBuffer(), cVideoRender::Exit(), cVideoRender::Init(), cVideoRender::SetOsdBuffer(), and cVideoRender::SetVideoBuffer().

ZposOverlay()

uint64_t cDrmDevice::ZposOverlay ( void  )

inline

Definition at line 93 of file drmdevice.h.

References m_zposOverlay.

Referenced by cVideoRender::Init(), and cVideoRender::SetOsdBuffer().

ZposPrimary()

uint64_t cDrmDevice::ZposPrimary ( void  )

inline

Definition at line 94 of file drmdevice.h.

References m_zposPrimary.

Referenced by cVideoRender::Init(), and cVideoRender::SetOsdBuffer().

Member Data Documentation

m_connectorId

uint32_t cDrmDevice::m_connectorId

private

connector id

Definition at line 120 of file drmdevice.h.

Referenced by ConnectorId(), Init(), and RestoreCrtc().

m_crtcId

uint32_t cDrmDevice::m_crtcId

private

current crtc ID

Definition at line 122 of file drmdevice.h.

Referenced by CrtcId(), Init(), and SaveCrtc().

m_crtcIndex

uint32_t cDrmDevice::m_crtcIndex

private

current crtc index

Definition at line 123 of file drmdevice.h.

Referenced by Init().

m_drmEventCtx

drmEventContext cDrmDevice::m_drmEventCtx

private

drm event context

Definition at line 125 of file drmdevice.h.

Referenced by HandleEvent(), and InitEvent().

m_drmModeCrtcSaved

drmModeCrtc* cDrmDevice::m_drmModeCrtcSaved

private

saved CRTC infos

Definition at line 124 of file drmdevice.h.

Referenced by RestoreCrtc(), and SaveCrtc().

m_drmModeInfo

drmModeModeInfo cDrmDevice::m_drmModeInfo

private

mode info

Definition at line 121 of file drmdevice.h.

Referenced by CreatePropertyBlob(), DisplayHeight(), DisplayWidth(), and Init().

m_fdDrm

int cDrmDevice::m_fdDrm

private

drm file descriptor

Definition at line 119 of file drmdevice.h.

Referenced by cDrmDevice(), Close(), CreatePropertyBlob(), Fd(), FindCrtcForConnector(), HandleEvent(), Init(), RestoreCrtc(), SaveCrtc(), and SetPropertyRequest().

m_osdPlane

cDrmPlane cDrmDevice::m_osdPlane

private

the osd drm plane

Definition at line 135 of file drmdevice.h.

Referenced by Init(), and OsdPlane().

m_pipPlane

cDrmPlane cDrmDevice::m_pipPlane

private

the pip drm plane

Definition at line 137 of file drmdevice.h.

Referenced by Init(), and PipPlane().

m_pRender

cVideoRender* cDrmDevice::m_pRender

private

pointer to cVideoRender object

Definition at line 117 of file drmdevice.h.

Referenced by cDrmDevice(), and Init().

m_userReqDisplayHeight

int cDrmDevice::m_userReqDisplayHeight

private

user requested display height

Definition at line 128 of file drmdevice.h.

Referenced by cDrmDevice(), and Init().

m_userReqDisplayRefreshRate

uint32_t cDrmDevice::m_userReqDisplayRefreshRate

private

user requested display refresh rate

Definition at line 129 of file drmdevice.h.

Referenced by cDrmDevice(), and Init().

m_userReqDisplayWidth

int cDrmDevice::m_userReqDisplayWidth

private

user requested display width

Definition at line 127 of file drmdevice.h.

Referenced by cDrmDevice(), and Init().

m_useZpos

bool cDrmDevice::m_useZpos

private

is set, if drm hardware can use zpos

Definition at line 131 of file drmdevice.h.

Referenced by cDrmDevice(), Init(), and UseZpos().

m_videoPlane

cDrmPlane cDrmDevice::m_videoPlane

private

the video drm plane

Definition at line 134 of file drmdevice.h.

Referenced by Init(), and VideoPlane().

m_zposOverlay

uint64_t cDrmDevice::m_zposOverlay

private

zpos of overlay plane

Definition at line 132 of file drmdevice.h.

Referenced by Init(), and ZposOverlay().

m_zposPip

uint64_t cDrmDevice::m_zposPip

private

zpos of pip plane

Definition at line 136 of file drmdevice.h.

Referenced by Init().

m_zposPrimary

uint64_t cDrmDevice::m_zposPrimary

private

zpos of primary plane

Definition at line 133 of file drmdevice.h.

Referenced by Init(), and ZposPrimary().

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The documentation for this class was generated from the following files:

• drmdevice.h
• drmdevice.cpp