OMAPLFB_ERROR OMAPLFBInit(void)
{
unsigned uiMaxFBDevIDPlusOne = OMAPLFBMaxFBDevIDPlusOne();
unsigned i;
unsigned uiDevicesFound = 0;
if(OMAPLFBGetLibFuncAddr ("PVRGetDisplayClassJTable", &gpfnGetPVRJTable) != OMAPLFB_OK)
{
return OMAPLFB_ERROR_INIT_FAILURE;
}
for(i = uiMaxFBDevIDPlusOne; i-- != 0;)
{
OMAPLFB_DEVINFO *psDevInfo = OMAPLFBInitDev(i);
if (psDevInfo != NULL)
{
OMAPLFBSetDevInfoPtr(psDevInfo->uiFBDevID, psDevInfo);
uiDevicesFound++;
}
}
return (uiDevicesFound != 0) ? OMAPLFB_OK : OMAPLFB_ERROR_INIT_FAILURE;
}
OMAPLFB_DEVINFO *OMAPLFBGetDevInfoPtr(unsigned uiFBDevID)
{
WARN_ON(uiFBDevID >= OMAPLFBMaxFBDevIDPlusOne());
if (uiFBDevID >= OMAPLFB_MAX_NUM_DEVICES)
{
return NULL;
}
return gapsDevInfo[uiFBDevID];
}
static void OMAPLFBEarlyResumeHandler(struct early_suspend *h)
{
unsigned uiMaxFBDevIDPlusOne = OMAPLFBMaxFBDevIDPlusOne();
unsigned i;
for (i=0; i < uiMaxFBDevIDPlusOne; i++)
{
OMAPLFB_DEVINFO *psDevInfo = OMAPLFBGetDevInfoPtr(i);
if (psDevInfo != NULL)
{
OMAPLFBUnblankDisplay(psDevInfo);
OMAPLFBAtomicBoolSet(&psDevInfo->sEarlySuspendFlag, OMAPLFB_FALSE);
}
}
}
OMAPLFB_ERROR OMAPLFBDeInit(void)
{
unsigned uiMaxFBDevIDPlusOne = OMAPLFBMaxFBDevIDPlusOne();
unsigned i;
OMAPLFB_BOOL bError = OMAPLFB_FALSE;
for(i = 0; i < uiMaxFBDevIDPlusOne; i++)
{
OMAPLFB_DEVINFO *psDevInfo = OMAPLFBGetDevInfoPtr(i);
if (psDevInfo != NULL)
{
bError |= !OMAPLFBDeInitDev(psDevInfo);
}
}
return (bError) ? OMAPLFB_ERROR_INIT_FAILURE : OMAPLFB_OK;
}
static OMAPLFB_DEVINFO *OMAPLFBPVRDevIDToDevInfo(unsigned uiPVRDevID)
{
unsigned uiMaxFBDevIDPlusOne = OMAPLFBMaxFBDevIDPlusOne();
unsigned i;
for (i=0; i < uiMaxFBDevIDPlusOne; i++)
{
OMAPLFB_DEVINFO *psDevInfo = OMAPLFBGetDevInfoPtr(i);
if (psDevInfo->uiPVRDevID == uiPVRDevID)
{
return psDevInfo;
}
}
printk(KERN_ERR DRIVER_PREFIX
": %s: PVR Device %u: Couldn't find device\n", __FUNCTION__, uiPVRDevID);
return NULL;
}
static PVRSRV_ERROR OpenDCDevice(IMG_UINT32 uiPVRDevID,
IMG_HANDLE *phDevice,
PVRSRV_SYNC_DATA* psSystemBufferSyncData)
{
OMAPLFB_DEVINFO *psDevInfo;
OMAPLFB_ERROR eError;
unsigned uiMaxFBDevIDPlusOne = OMAPLFBMaxFBDevIDPlusOne();
unsigned i;
for (i = 0; i < uiMaxFBDevIDPlusOne; i++)
{
psDevInfo = OMAPLFBGetDevInfoPtr(i);
if (psDevInfo != NULL && psDevInfo->uiPVRDevID == uiPVRDevID)
{
break;
}
}
if (i == uiMaxFBDevIDPlusOne)
{
DEBUG_PRINTK((KERN_WARNING DRIVER_PREFIX
": %s: PVR Device %u not found\n", __FUNCTION__, uiPVRDevID));
return PVRSRV_ERROR_INVALID_DEVICE;
}
psDevInfo->sSystemBuffer.psSyncData = psSystemBufferSyncData;
eError = OMAPLFBUnblankDisplay(psDevInfo);
if (eError != OMAPLFB_OK)
{
DEBUG_PRINTK((KERN_WARNING DRIVER_PREFIX
": %s: Device %u: OMAPLFBUnblankDisplay failed (%d)\n", __FUNCTION__, psDevInfo->uiFBDevID, eError));
return PVRSRV_ERROR_UNBLANK_DISPLAY_FAILED;
}
*phDevice = (IMG_HANDLE)psDevInfo;
return PVRSRV_OK;
}
