static const char *OMAPLFBDSSUpdateModeToString(enum omap_dss_update_mode eMode)
{
if (!OMAPLFBValidateDSSUpdateMode(eMode))
{
return "Unknown Update Mode";
}
return OMAPLFBUpdateModeToString(OMAPLFBFromDSSUpdateMode(eMode));
}
void OMAPLFBPrintInfo(OMAPLFB_DEVINFO *psDevInfo)
{
#if defined(PVR_OMAPLFB_DRM_FB)
struct drm_connector *psConnector;
unsigned uConnectors;
unsigned uConnector;
DEBUG_PRINTK((KERN_INFO DRIVER_PREFIX ": Device %u: DRM framebuffer\n", psDevInfo->uiFBDevID));
for (psConnector = NULL, uConnectors = 0;
(psConnector = omap_fbdev_get_next_connector(psDevInfo->psLINFBInfo, psConnector)) != NULL;)
{
uConnectors++;
}
DEBUG_PRINTK((KERN_INFO DRIVER_PREFIX ": Device %u: Number of screens (DRM connectors): %u\n", psDevInfo->uiFBDevID, uConnectors));
if (uConnectors == 0)
{
return;
}
for (psConnector = NULL, uConnector = 0;
(psConnector = omap_fbdev_get_next_connector(psDevInfo->psLINFBInfo, psConnector)) != NULL; uConnector++)
{
enum omap_dss_update_mode eMode = omap_connector_get_update_mode(psConnector);
DEBUG_PRINTK((KERN_INFO DRIVER_PREFIX ": Device %u: Screen %u: %s (%d)\n", psDevInfo->uiFBDevID, uConnector, OMAPLFBDSSUpdateModeToString(eMode), (int)eMode));
}
#else /* defined(PVR_OMAPLFB_DRM_FB) */
OMAPLFB_UPDATE_MODE eMode = OMAPLFBGetUpdateMode(psDevInfo);
DEBUG_PRINTK((KERN_INFO DRIVER_PREFIX ": Device %u: non-DRM framebuffer\n", psDevInfo->uiFBDevID));
DEBUG_PRINTK((KERN_INFO DRIVER_PREFIX ": Device %u: %s\n", psDevInfo->uiFBDevID, OMAPLFBUpdateModeToString(eMode)));
#endif /* defined(PVR_OMAPLFB_DRM_FB) */
}
/* Set display update mode */
OMAPLFB_BOOL OMAPLFBSetUpdateMode(OMAPLFB_DEVINFO *psDevInfo, OMAPLFB_UPDATE_MODE eMode)
{
#if defined(PVR_OMAPLFB_DRM_FB)
struct drm_connector *psConnector;
enum omap_dss_update_mode eDSSMode;
OMAPLFB_BOOL bSuccess = OMAPLFB_FALSE;
OMAPLFB_BOOL bFailure = OMAPLFB_FALSE;
if (!OMAPLFBValidateUpdateMode(eMode))
{
DEBUG_PRINTK((KERN_WARNING DRIVER_PREFIX ": %s: Device %u: Unknown update mode (%d)\n", __FUNCTION__, psDevInfo->uiFBDevID, (int)eMode));
return OMAPLFB_FALSE;
}
eDSSMode = OMAPLFBToDSSUpdateMode(eMode);
for (psConnector = NULL;
(psConnector = omap_fbdev_get_next_connector(psDevInfo->psLINFBInfo, psConnector)) != NULL;)
{
int iRes = omap_connector_set_update_mode(psConnector, eDSSMode);
OMAPLFB_BOOL bRes = (iRes == 0);
bSuccess |= bRes;
bFailure |= !bRes;
}
if (!bFailure)
{
if (!bSuccess)
{
DEBUG_PRINTK((KERN_WARNING DRIVER_PREFIX ": %s: Device %u: No screens\n", __FUNCTION__, psDevInfo->uiFBDevID));
}
return OMAPLFB_TRUE;
}
if (!bSuccess)
{
DEBUG_PRINTK((KERN_WARNING DRIVER_PREFIX ": %s: Device %u: Couldn't set %s for any screen\n", __FUNCTION__, psDevInfo->uiFBDevID, OMAPLFBUpdateModeToString(eMode)));
return OMAPLFB_FALSE;
}
if (eMode == OMAPLFB_UPDATE_MODE_AUTO)
{
DEBUG_PRINTK((KERN_WARNING DRIVER_PREFIX ": %s: Device %u: Couldn't set %s for all screens\n", __FUNCTION__, psDevInfo->uiFBDevID, OMAPLFBUpdateModeToString(eMode)));
return OMAPLFB_FALSE;
}
DEBUG_PRINTK((KERN_INFO DRIVER_PREFIX ": %s: Device %u: %s set for some screens\n", __FUNCTION__, psDevInfo->uiFBDevID, OMAPLFBUpdateModeToString(eMode)));
return OMAPLFB_TRUE;
#else /* defined(PVR_OMAPLFB_DRM_FB) */
#if LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0)
struct omap_dss_device *psDSSDev = fb2display(psDevInfo->psLINFBInfo);
OMAP_DSS_DRIVER(psDSSDrv, psDSSDev);
enum omap_dss_update_mode eDSSMode;
int res;
if (psDSSDrv == NULL || psDSSDrv->set_update_mode == NULL)
{
DEBUG_PRINTK((KERN_WARNING DRIVER_PREFIX ": %s: Device %u: Can't set update mode\n", __FUNCTION__, psDevInfo->uiFBDevID));
return OMAPLFB_FALSE;
}
if (!OMAPLFBValidateUpdateMode(eMode))
{
DEBUG_PRINTK((KERN_WARNING DRIVER_PREFIX ": %s: Device %u: Unknown update mode (%d)\n", __FUNCTION__, psDevInfo->uiFBDevID, (int)eMode));
return OMAPLFB_FALSE;
}
eDSSMode = OMAPLFBToDSSUpdateMode(eMode);
res = psDSSDrv->set_update_mode(psDSSDev, eDSSMode);
if (res != 0)
{
DEBUG_PRINTK((KERN_WARNING DRIVER_PREFIX ": %s: Device %u: set_update_mode (%s) failed (%d)\n", __FUNCTION__, psDevInfo->uiFBDevID, OMAPLFBDSSUpdateModeToString(eDSSMode), res));
}
return (res == 0);
#else
return 1;
#endif
#endif /* defined(PVR_OMAPLFB_DRM_FB) */
}
