//----------------------------------------------------------------------------
static void CamPipeMgr_StorePipeInfo(MUINT32 PipeMask)
{
MUINT32 i;
//
//LOG_MSG("PipeMask(0x%08X)",PipeMask);
//
CamPipeMgr.PipeMask |= PipeMask;
//
for(i=0;i<CAM_PIPE_MGR_PIPE_AMOUNT;i++)
{
if((1<<i) & PipeMask)
{
if( CamPipeMgr.PipeInfo[i].Pid == 0 &&
CamPipeMgr.PipeInfo[i].Tgid == 0)
{
CamPipeMgr.PipeInfo[i].Pid = current->pid;
CamPipeMgr.PipeInfo[i].Tgid = current->tgid;
strcpy(CamPipeMgr.PipeInfo[i].ProcName,current->comm);
CamPipeMgr_GetTime(&(CamPipeMgr.PipeInfo[i].TimeS), &(CamPipeMgr.PipeInfo[i].TimeUS));
}
else
{
LOG_ERR("PipeMask(0x%08lX),Pipe(%ld,%s),Pid(%d),Tgid(%d),Time(%ld.%06ld)",
PipeMask,
i,
CamPipeMgr.PipeInfo[i].ProcName,
CamPipeMgr.PipeInfo[i].Pid,
CamPipeMgr.PipeInfo[i].Tgid,
CamPipeMgr.PipeInfo[i].TimeS,
CamPipeMgr.PipeInfo[i].TimeUS);
}
}
}
}
//-----------------------------------------------------------------------------
static int CamPipeMgr_Open(
struct inode* pInode,
struct file* pFile)
{
int Ret = 0;
MUINT32 Sec = 0,USec = 0;
CAM_PIPE_MGR_PROC_STRUCT* pProc;
//
CamPipeMgr_GetTime(&Sec, &USec);
//
LOG_MSG("Cur:Name(%s),pid(%d),tgid(%d),Time(%ld.%06ld)",
current->comm,
current->pid,
current->tgid,
Sec,
USec);
//
CamPipeMgr_SpinLock();
//
pFile->private_data = NULL;
pFile->private_data = kmalloc(sizeof(CAM_PIPE_MGR_PROC_STRUCT),GFP_ATOMIC);
if(pFile->private_data == NULL)
{
Ret = -ENOMEM;
}
else
{
pProc = (CAM_PIPE_MGR_PROC_STRUCT*)pFile->private_data;
pProc->Pid = 0;
pProc->Tgid = 0;
strcpy(pProc->ProcName,CAM_PIPE_MGR_PROC_NAME);
pProc->PipeMask = 0;
pProc->TimeS = Sec;
pProc->TimeUS = USec;
}
//
CamPipeMgr_SpinUnlock();
//
if(Ret == (-ENOMEM))
{
LOG_ERR("No enough memory");
/*
LOG_ERR("Cur:Name(%s),pid(%d),tgid(%d),Time(%ld.%06ld)",
current->comm,
current->pid,
current->tgid,
Sec,
USec);
*/
}
//
//LOG_MSG("OK");
return Ret;
}
//-----------------------------------------------------------------------------
static long CamPipeMgr_Ioctl(
struct file* pFile,
unsigned int Cmd,
unsigned long Param)
{
MINT32 Ret = 0;
MUINT32 Sec = 0,USec = 0;
pid_t Pid;
pid_t Tgid;
char ProcName[TASK_COMM_LEN];
CAM_PIPE_MGR_LOCK_STRUCT Lock;
CAM_PIPE_MGR_UNLOCK_STRUCT Unlock;
CAM_PIPE_MGR_MODE_STRUCT Mode;
CAM_PIPE_MGR_ENABLE_STRUCT Enable;
CAM_PIPE_MGR_DISABLE_STRUCT Disable;
CAM_PIPE_MGR_PROC_STRUCT* pProc = (CAM_PIPE_MGR_PROC_STRUCT*)pFile->private_data;
CAM_PIPE_MGR_STATUS_ENUM Status;
//
CamPipeMgr_GetTime(&Sec, &USec);
/*
LOG_MSG("Cur:Name(%s),pid(%d),tgid(%d),Time(%ld.%06ld)",
current->comm,
current->pid,
current->tgid,
Sec,
USec);
*/
if(pFile->private_data == NULL)
{
LOG_ERR("private_data is NULL");
Ret = -EFAULT;
goto EXIT;
}
//
switch(Cmd)
{
case CAM_PIPE_MGR_LOCK:
{
if(copy_from_user(&Lock, (void*)Param, sizeof(CAM_PIPE_MGR_LOCK_STRUCT)) == 0)
{
if((Lock.PipeMask & CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw]) != Lock.PipeMask)
{
if( (Lock.PipeMask & CAM_PIPE_MGR_PIPE_MASK_CDP_CONCUR) ||
(Lock.PipeMask & CAM_PIPE_MGR_PIPE_MASK_CDP_LINK))
{
LOG_WRN("LOCK:Sw(%d),Hw(%d),LPM(0x%08lX),PLT(0x%08lX) fail",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Lock.PipeMask,
CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw]);
}
else
{
LOG_ERR("LOCK:Sw(%d),Hw(%d),LPM(0x%08lX),PLT(0x%08lX) fail",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Lock.PipeMask,
CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw]);
}
Ret = -EFAULT;
}
else
{
CamPipeMgr_SpinLock();
Status = CamPipeMgr_LockPipe(&Lock);
if(Status == CAM_PIPE_MGR_STATUS_OK)
{
pProc->PipeMask |= Lock.PipeMask;
if(pProc->Tgid == 0)
{
pProc->Pid = current->pid;
pProc->Tgid = current->tgid;
strcpy(pProc->ProcName,current->comm);
CamPipeMgr_SpinUnlock();
if(CamPipeMgr.LogMask & Lock.PipeMask)
{
LOG_MSG("LOCK:Sw(%d),Hw(%d),LPM(0x%08lX),PLT(0x%08lX) OK",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Lock.PipeMask,
CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw]);
LOG_MSG("LOCK:Proc:Name(%s),Pid(%d),Tgid(%d),PipeMask(0x%08lX)",
pProc->ProcName,
pProc->Pid,
pProc->Tgid,
pProc->PipeMask);
}
}
else
{
CamPipeMgr_SpinUnlock();
if(pProc->Tgid != current->tgid)
{
LOG_ERR("LOCK:Tgid is inconsistent");
Ret = -EFAULT;
}
}
}
else
{
CamPipeMgr_SpinUnlock();
if( (CamPipeMgr.LogMask & Lock.PipeMask) ||
(CamPipeMgr.Mode.ScenSw == CAM_PIPE_MGR_SCEN_SW_NONE))
{
if( (Lock.PipeMask & CAM_PIPE_MGR_PIPE_MASK_CDP_CONCUR) ||
(Lock.PipeMask & CAM_PIPE_MGR_PIPE_MASK_CDP_LINK))
{
LOG_WRN("LOCK:Sw(%d),Hw(%d),LPM(0x%08lX),PLT(0x%08lX) fail,Status(%d)",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Lock.PipeMask,
CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw],
Status);
}
else
{
LOG_ERR("LOCK:Sw(%d),Hw(%d),LPM(0x%08lX),PLT(0x%08lX) fail,Status(%d)",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Lock.PipeMask,
CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw],
Status);
}
}
Ret = -EFAULT;
}
}
}
else
{
LOG_ERR("LOCK:copy_from_user fail");
Ret = -EFAULT;
}
break;
}
//
case CAM_PIPE_MGR_UNLOCK:
{
if(copy_from_user(&Unlock, (void*)Param, sizeof(CAM_PIPE_MGR_UNLOCK_STRUCT)) == 0)
{
CamPipeMgr_SpinLock();
if(pProc->PipeMask & Unlock.PipeMask)
{
CamPipeMgr_UnlockPipe(&Unlock);
//Store info before clear.
Pid = pProc->Pid;
Tgid = pProc->Tgid;
strcpy(ProcName,pProc->ProcName);
//
pProc->PipeMask &= (~Unlock.PipeMask);
if(pProc->PipeMask == 0)
{
pProc->Pid = 0;
pProc->Tgid = 0;
strcpy(pProc->ProcName,CAM_PIPE_MGR_PROC_NAME);
}
CamPipeMgr_SpinUnlock();
if(CamPipeMgr.LogMask & Unlock.PipeMask)
{
LOG_MSG("UNLOCK:Sw(%d),Hw(%d),UPM(0x%08lX),PLT(0x%08lX) OK",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Unlock.PipeMask,
CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw]);
LOG_MSG("UNLOCK:Proc:Name(%s),Pid(%d),Tgid(%d),PipeMask(0x%08lX)",
ProcName,
Pid,
Tgid,
pProc->PipeMask);
}
}
else
{
CamPipeMgr_SpinUnlock();
if( (CamPipeMgr.LogMask & Unlock.PipeMask) ||
(CamPipeMgr.Mode.ScenSw == CAM_PIPE_MGR_SCEN_SW_NONE))
{
LOG_ERR("UNLOCK:Sw(%d),Hw(%d),UPM(0x%08lX),PLT(0x%08lX) fail, it was not locked before",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Unlock.PipeMask,
CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw]);
}
Ret = -EFAULT;
}
}
else
{
LOG_ERR("UNLOCK:copy_from_user fail");
Ret = -EFAULT;
}
break;
}
//
case CAM_PIPE_MGR_DUMP:
{
CamPipeMgr_DumpPipeInfo();
break;
}
//
case CAM_PIPE_MGR_SET_MODE:
{
if(copy_from_user(&Mode, (void*)Param, sizeof(CAM_PIPE_MGR_MODE_STRUCT)) == 0)
{
LOG_MSG("SET_MODE:Sw(%d),Hw(%d)",Mode.ScenSw,Mode.ScenHw);
if((CamPipeMgr.PipeMask | CamPipeMgr.PipeLockTable[Mode.ScenHw]) ^ CamPipeMgr.PipeLockTable[Mode.ScenHw])
{
LOG_ERR("SET_MODE:PM(0x%08lX),PLT(0x%08lX), some pipe should be unlock",
CamPipeMgr.PipeMask,
CamPipeMgr.PipeLockTable[Mode.ScenHw]);
Ret = -EFAULT;
}
//
CamPipeMgr_SpinLock();
memcpy(
&(CamPipeMgr.Mode),
&Mode,
sizeof(CAM_PIPE_MGR_MODE_STRUCT));
CamPipeMgr_UpdatePipeLockTable(CamPipeMgr.Mode.ScenSw);
CamPipeMgr_SpinUnlock();
LOG_MSG("SET_MODE:done");
}
else
{
LOG_ERR("SET_MODE:copy_from_user fail");
Ret = -EFAULT;
}
break;
}
//
case CAM_PIPE_MGR_GET_MODE:
{
if(copy_to_user((void*)Param, &(CamPipeMgr.Mode), sizeof(CAM_PIPE_MGR_MODE_STRUCT)) == 0)
{
//do nothing.
}
else
{
LOG_ERR("GET_MODE:copy_to_user fail");
Ret = -EFAULT;
}
break;
}
//
case CAM_PIPE_MGR_ENABLE_PIPE:
{
if(copy_from_user(&Enable, (void*)Param, sizeof(CAM_PIPE_MGR_ENABLE_STRUCT)) == 0)
{
LOG_MSG("ENABLE_PIPE:Sw(%d),Hw(%d):EPM(0x%08lX),PLT(0x%08lX)",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Enable.PipeMask,
CamPipeMgr_GtePipeLockTable(CamPipeMgr.Mode.ScenSw,CamPipeMgr.Mode.ScenHw));
if((Enable.PipeMask & CamPipeMgr_GtePipeLockTable(CamPipeMgr.Mode.ScenSw,CamPipeMgr.Mode.ScenHw)) != Enable.PipeMask)
{
LOG_ERR("ENABLE_PIPE:Some pipe are not available");
Ret = -EFAULT;
}
else
{
CamPipeMgr_SpinLock();
CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw] |= Enable.PipeMask;
CamPipeMgr_SpinUnlock();
}
}
else
{
LOG_ERR("ENABLE_PIPE:copy_from_user fail");
Ret = -EFAULT;
}
break;
}
//
case CAM_PIPE_MGR_DISABLE_PIPE:
{
if(copy_from_user(&Disable, (void*)Param, sizeof(CAM_PIPE_MGR_DISABLE_STRUCT)) == 0)
{
LOG_MSG("DISABLE_PIPE:Sw(%d),Hw(%d):DPM(0x%08lX),PLT(0x%08lX)",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Disable.PipeMask,
CamPipeMgr_GtePipeLockTable(CamPipeMgr.Mode.ScenSw,CamPipeMgr.Mode.ScenHw));
if((Disable.PipeMask & CamPipeMgr_GtePipeLockTable(CamPipeMgr.Mode.ScenSw,CamPipeMgr.Mode.ScenHw)) != Disable.PipeMask)
{
LOG_ERR("DISABLE_PIPE:Some pipe are not available");
Ret = -EFAULT;
}
else
{
CamPipeMgr_SpinLock();
CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw] &= (~Disable.PipeMask);
CamPipeMgr_SpinUnlock();
}
}
else
{
LOG_ERR("DISABLE_PIPE:copy_from_user fail");
Ret = -EFAULT;
}
break;
}
//
default:
{
LOG_ERR("Unknown cmd");
Ret = -EFAULT;
break;
}
}
//
EXIT:
if(Ret != 0)
{
if( (CamPipeMgr.LogMask & Lock.PipeMask) ||
(CamPipeMgr.Mode.ScenSw == CAM_PIPE_MGR_SCEN_SW_NONE))
{
LOG_ERR("Fail");
LOG_ERR("Cur:Name(%s),pid(%d),tgid(%d),Time(%ld.%06ld)",
current->comm,
current->pid,
current->tgid,
Sec,
USec);
if(pFile->private_data != NULL)
{
LOG_ERR("Proc:Name(%s),Pid(%d),Tgid(%d),PipeMask(0x%08lX),Time(%ld.%06ld)",
pProc->ProcName,
pProc->Pid,
pProc->Tgid,
pProc->PipeMask,
Sec,
USec);
}
CamPipeMgr_DumpPipeInfo();
}
}
return Ret;
}
//-----------------------------------------------------------------------------
static int CamPipeMgr_Flush(
struct file* pFile,
fl_owner_t Id)
{
MUINT32 Sec = 0,USec = 0;
CAM_PIPE_MGR_PROC_STRUCT* pProc;
CAM_PIPE_MGR_UNLOCK_STRUCT Unlock;
//
CamPipeMgr_GetTime(&Sec, &USec);
//
LOG_MSG("Cur:Name(%s),pid(%d),tgid(%d),Time(%ld.%06ld)",
current->comm,
current->pid,
current->tgid,
Sec,
USec);
//
if(pFile->private_data != NULL)
{
pProc = (CAM_PIPE_MGR_PROC_STRUCT*)pFile->private_data;
//
if( pProc->Pid != 0 ||
pProc->Tgid != 0 ||
pProc->PipeMask != 0)
{
//
LOG_WRN("Proc:Name(%s),Pid(%d),Tgid(%d),PipeMask(0x%08lX),Time(%ld.%06ld)",
pProc->ProcName,
pProc->Pid,
pProc->Tgid,
pProc->PipeMask,
pProc->TimeS,
pProc->TimeUS);
//
if( pProc->Tgid == 0 &&
pProc->PipeMask != 0)
{
LOG_ERR("No Tgid info");
/*
LOG_ERR("Cur:Name(%s),pid(%d),tgid(%d),Time(%ld.%06ld)",
current->comm,
current->pid,
current->tgid,
Sec,
USec);
LOG_ERR("Proc:Name(%s),Pid(%d),Tgid(%d),PipeMask(0x%08lX),Time(%ld.%06ld)",
pProc->ProcName,
pProc->Pid,
pProc->Tgid,
pProc->PipeMask,
pProc->TimeS,
pProc->TimeUS);
*/
}
else
if( (pProc->Tgid == current->tgid) ||
((pProc->Tgid != current->tgid) && (strcmp(current->comm, "binder") == 0)))
{
if(pProc->PipeMask)
{
LOG_WRN("Force to unlock pipe");
/*
LOG_WRN("Proc:Name(%s),Pid(%d),Tgid(%d),PipeMask(0x%08lX),Time(%ld.%06ld)",
pProc->ProcName,
pProc->Pid,
pProc->Tgid,
pProc->PipeMask,
pProc->TimeS,
pProc->TimeUS);
*/
CamPipeMgr_SpinLock();
Unlock.PipeMask = pProc->PipeMask;
CamPipeMgr_UnlockPipe(&Unlock);
pProc->PipeMask = 0;
CamPipeMgr_SpinUnlock();
}
}
}
}
else
{
LOG_WRN("private_data is NULL");
/*
LOG_WRN("Cur:Name(%s),pid(%d),tgid(%d),Time(%ld.%06ld)",
current->comm,
current->pid,
current->tgid,
Sec,
USec);
*/
}
//
//LOG_MSG("OK");
return 0;
}
//-----------------------------------------------------------------------------
static int CamPipeMgr_Release(
struct inode* pInode,
struct file* pFile)
{
MUINT32 Sec = 0,USec = 0;
CAM_PIPE_MGR_PROC_STRUCT* pProc;
CAM_PIPE_MGR_UNLOCK_STRUCT Unlock;
//
CamPipeMgr_GetTime(&Sec, &USec);
//
LOG_MSG("Cur:Name(%s),pid(%d),tgid(%d),Time(%ld.%06ld)",
current->comm,
current->pid,
current->tgid,
Sec,
USec);
//
if(pFile->private_data != NULL)
{
pProc = (CAM_PIPE_MGR_PROC_STRUCT*)pFile->private_data;
//
if( pProc->Pid != 0 ||
pProc->Tgid != 0 ||
pProc->PipeMask != 0)
{
//
LOG_WRN("Proc:Name(%s),Pid(%d),Tgid(%d),PipeMask(0x%08lX),Time(%ld.%06ld)",
pProc->ProcName,
pProc->Pid,
pProc->Tgid,
pProc->PipeMask,
pProc->TimeS,
pProc->TimeUS);
//
if(pProc->PipeMask)
{
LOG_WRN("Force to unlock pipe");
/*
LOG_WRN("Proc:Name(%s),Pid(%d),Tgid(%d),PipeMask(0x%08lX),Time(%ld.%06ld)",
pProc->ProcName,
pProc->Pid,
pProc->Tgid,
pProc->PipeMask,
pProc->TimeS,
pProc->TimeUS);
*/
CamPipeMgr_SpinLock();
Unlock.PipeMask = pProc->PipeMask;
CamPipeMgr_UnlockPipe(&Unlock);
CamPipeMgr_SpinUnlock();
}
}
//
kfree(pFile->private_data);
pFile->private_data = NULL;
}
else
{
LOG_WRN("private_data is NULL");
/*
LOG_WRN("Cur:Name(%s),pid(%d),tgid(%d),Time(%ld.%06ld)",
current->comm,
current->pid,
current->tgid,
Sec,
USec);
*/
}
//
//LOG_MSG("OK");
return 0;
}
//-----------------------------------------------------------------------------
static long CamPipeMgr_Ioctl(
struct file* pFile,
unsigned int Cmd,
unsigned long Param)
{
LOG_MSG("+ tt Cmd(0x%x)/(0x%lx)",Cmd,(unsigned long)CAM_PIPE_MGR_VENCPLL_CTRL);
MINT32 Ret = 0;
MUINT32 Sec = 0,USec = 0;
pid_t Pid;
pid_t Tgid;
char ProcName[TASK_COMM_LEN];
CAM_PIPE_MGR_LOCK_STRUCT Lock;
CAM_PIPE_MGR_UNLOCK_STRUCT Unlock;
CAM_PIPE_MGR_MODE_STRUCT Mode;
CAM_PIPE_MGR_ENABLE_STRUCT Enable;
CAM_PIPE_MGR_DISABLE_STRUCT Disable;
CAM_PIPE_MGR_PROC_STRUCT* pProc = (CAM_PIPE_MGR_PROC_STRUCT*)pFile->private_data;
CAM_PIPE_MGR_STATUS_ENUM Status;
CAM_PIPE_MGR_CMD_VECNPLL_CTRL_ENUM vencpll_ctrlEnum=CAM_PIPE_MGR_CMD_VECNPLL_CTRL_SET_LOW;
int err=0;
//
CamPipeMgr_GetTime(&Sec, &USec);
/*
LOG_MSG("Cur:Name(%s),pid(%d),tgid(%d),Time(%ld.%06ld)",
current->comm,
current->pid,
current->tgid,
Sec,
USec);
*/
if(pFile->private_data == NULL)
{
LOG_ERR("private_data is NULL");
Ret = -EFAULT;
goto EXIT;
}
//
switch(Cmd)
{
case CAM_PIPE_MGR_LOCK:
{
if(copy_from_user(&Lock, (void*)Param, sizeof(CAM_PIPE_MGR_LOCK_STRUCT)) == 0)
{
if((Lock.PipeMask & CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw]) != Lock.PipeMask)
{
LOG_ERR("LOCK:Sw(%d),Hw(%d),LPM(0x%X),PLT(0x%lX) fail",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Lock.PipeMask,
(unsigned long)CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw]);
Ret = -EFAULT;
}
else
{
CamPipeMgr_SpinLock();
Status = CamPipeMgr_LockPipe(&Lock);
if(Status == CAM_PIPE_MGR_STATUS_OK)
{
pProc->PipeMask |= Lock.PipeMask;
if(pProc->Tgid == 0)
{
pProc->Pid = current->pid;
pProc->Tgid = current->tgid;
strcpy(pProc->ProcName,current->comm);
CamPipeMgr_SpinUnlock();
if(CamPipeMgr.LogMask & Lock.PipeMask)
{
LOG_MSG("LOCK:Sw(%d),Hw(%d),LPM(0x%X),PLT(0x%lX) OK",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Lock.PipeMask,
(unsigned long)CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw]);
LOG_MSG("LOCK:Proc:Name(%s),Pid(%d),Tgid(%d),PipeMask(0x%lX)",
pProc->ProcName,
pProc->Pid,
pProc->Tgid,
pProc->PipeMask);
}
}
else
{
CamPipeMgr_SpinUnlock();
if(pProc->Tgid != current->tgid)
{
LOG_ERR("LOCK:Tgid is inconsistent");
Ret = -EFAULT;
}
}
}
else
{
CamPipeMgr_SpinUnlock();
if( (CamPipeMgr.LogMask & Lock.PipeMask) ||
(CamPipeMgr.Mode.ScenSw == CAM_PIPE_MGR_SCEN_SW_NONE))
{
LOG_ERR("LOCK:Sw(%d),Hw(%d),LPM(0x%X),PLT(0x%lX) fail,Status(%d)",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Lock.PipeMask,
(unsigned long)CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw],
Status);
}
Ret = -EFAULT;
}
}
}
else
{
LOG_ERR("LOCK:copy_from_user fail");
Ret = -EFAULT;
}
break;
}
//
case CAM_PIPE_MGR_UNLOCK:
{
if(copy_from_user(&Unlock, (void*)Param, sizeof(CAM_PIPE_MGR_UNLOCK_STRUCT)) == 0)
{
CamPipeMgr_SpinLock();
if(pProc->PipeMask & Unlock.PipeMask)
{
CamPipeMgr_UnlockPipe(&Unlock);
//Store info before clear.
Pid = pProc->Pid;
Tgid = pProc->Tgid;
strcpy(ProcName,pProc->ProcName);
//
pProc->PipeMask &= (~Unlock.PipeMask);
if(pProc->PipeMask == 0)
{
pProc->Pid = 0;
pProc->Tgid = 0;
strcpy(pProc->ProcName,CAM_PIPE_MGR_PROC_NAME);
}
CamPipeMgr_SpinUnlock();
if(CamPipeMgr.LogMask & Unlock.PipeMask)
{
LOG_MSG("UNLOCK:Sw(%d),Hw(%d),UPM(0x%X),PLT(0x%lX) OK",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Unlock.PipeMask,
(unsigned long)CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw]);
LOG_MSG("UNLOCK:Proc:Name(%s),Pid(%d),Tgid(%d),PipeMask(0x%lX)",
ProcName,
Pid,
Tgid,
pProc->PipeMask);
}
}
else
{
CamPipeMgr_SpinUnlock();
if( (CamPipeMgr.LogMask & Unlock.PipeMask) ||
(CamPipeMgr.Mode.ScenSw == CAM_PIPE_MGR_SCEN_SW_NONE))
{
LOG_ERR("UNLOCK:Sw(%d),Hw(%d),UPM(0x%X),PLT(0x%lX) fail, it was not locked before",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Unlock.PipeMask,
(unsigned long)CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw]);
}
Ret = -EFAULT;
}
}
else
{
LOG_ERR("UNLOCK:copy_from_user fail");
Ret = -EFAULT;
}
break;
}
//
case CAM_PIPE_MGR_DUMP:
{
CamPipeMgr_DumpPipeInfo();
break;
}
//
case CAM_PIPE_MGR_SET_MODE:
{
if(copy_from_user(&Mode, (void*)Param, sizeof(CAM_PIPE_MGR_MODE_STRUCT)) == 0)
{
if((Mode.ScenHw > CAM_PIPE_MGR_SCEN_HW_VSS) || (Mode.ScenHw<0))
{
LOG_ERR("ScenHw(%d) > max(%d)",Mode.ScenHw,CAM_PIPE_MGR_SCEN_HW_VSS);
Ret = -EFAULT;
goto EXIT;
}
if((Mode.ScenSw > CAM_PIPE_MGR_SCEN_SW_N3D) || (Mode.ScenSw<0))
{
LOG_ERR("ScenSw(%d) > max(%d)",Mode.ScenSw,CAM_PIPE_MGR_SCEN_SW_N3D);
Ret = -EFAULT;
goto EXIT;
}
if((Mode.Dev > CAM_PIPE_MGR_DEV_VT) || (Mode.Dev<0))
{
LOG_ERR("Dev(%d) > max(%d)",Mode.Dev,CAM_PIPE_MGR_DEV_VT);
Ret = -EFAULT;
goto EXIT;
}
//
LOG_MSG("SET_MODE:Sw(%d),Hw(%d)",Mode.ScenSw,Mode.ScenHw);
if((CamPipeMgr.PipeMask | CamPipeMgr.PipeLockTable[Mode.ScenHw]) ^ CamPipeMgr.PipeLockTable[Mode.ScenHw])
{
LOG_ERR("SET_MODE:PM(0x%lX),PLT(0x%lX), some pipe should be unlock",
CamPipeMgr.PipeMask,
CamPipeMgr.PipeLockTable[Mode.ScenHw]);
Ret = -EFAULT;
}
//
CamPipeMgr_SpinLock();
memcpy(
&(CamPipeMgr.Mode),
&Mode,
sizeof(CAM_PIPE_MGR_MODE_STRUCT));
CamPipeMgr_UpdatePipeLockTable(CamPipeMgr.Mode.ScenSw);
CamPipeMgr_SpinUnlock();
LOG_MSG("SET_MODE:done");
}
else
{
LOG_ERR("SET_MODE:copy_from_user fail");
Ret = -EFAULT;
}
break;
}
//
case CAM_PIPE_MGR_GET_MODE:
{
if((CamPipeMgr.Mode.ScenHw > CAM_PIPE_MGR_SCEN_HW_VSS) ||(CamPipeMgr.Mode.ScenHw <0))
{
LOG_ERR("ScenHw(%d) > max(%d)",CamPipeMgr.Mode.ScenHw,CAM_PIPE_MGR_SCEN_HW_VSS);
Ret = -EFAULT;
goto EXIT;
}
if((CamPipeMgr.Mode.ScenSw > CAM_PIPE_MGR_SCEN_SW_N3D) || (CamPipeMgr.Mode.ScenSw<0))
{
LOG_ERR("ScenSw(%d) > max(%d)",CamPipeMgr.Mode.ScenSw,CAM_PIPE_MGR_SCEN_SW_N3D);
Ret = -EFAULT;
goto EXIT;
}
if((CamPipeMgr.Mode.Dev > CAM_PIPE_MGR_DEV_VT) || (CamPipeMgr.Mode.Dev<0))
{
LOG_ERR("Dev(%d) > max(%d)",CamPipeMgr.Mode.Dev,CAM_PIPE_MGR_DEV_VT);
Ret = -EFAULT;
goto EXIT;
}
//
if(copy_to_user((void*)Param, &(CamPipeMgr.Mode), sizeof(CAM_PIPE_MGR_MODE_STRUCT)) == 0)
{
//do nothing.
}
else
{
LOG_ERR("GET_MODE:copy_to_user fail");
Ret = -EFAULT;
}
break;
}
//
case CAM_PIPE_MGR_ENABLE_PIPE:
{
if(copy_from_user(&Enable, (void*)Param, sizeof(CAM_PIPE_MGR_ENABLE_STRUCT)) == 0)
{
LOG_MSG("ENABLE_PIPE:Sw(%d),Hw(%d):EPM(0x%X),PLT(0x%lX)",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Enable.PipeMask,
(unsigned long)CamPipeMgr_GtePipeLockTable(CamPipeMgr.Mode.ScenSw,CamPipeMgr.Mode.ScenHw));
if((Enable.PipeMask & CamPipeMgr_GtePipeLockTable(CamPipeMgr.Mode.ScenSw,CamPipeMgr.Mode.ScenHw)) != Enable.PipeMask)
{
LOG_ERR("ENABLE_PIPE:Some pipe are not available");
Ret = -EFAULT;
}
else
{
CamPipeMgr_SpinLock();
CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw] |= Enable.PipeMask;
CamPipeMgr_SpinUnlock();
}
}
else
{
LOG_ERR("ENABLE_PIPE:copy_from_user fail");
Ret = -EFAULT;
}
break;
}
//
case CAM_PIPE_MGR_DISABLE_PIPE:
{
if(copy_from_user(&Disable, (void*)Param, sizeof(CAM_PIPE_MGR_DISABLE_STRUCT)) == 0)
{
LOG_MSG("DISABLE_PIPE:Sw(%d),Hw(%d):DPM(0x%X),PLT(0x%lX)",
CamPipeMgr.Mode.ScenSw,
CamPipeMgr.Mode.ScenHw,
Disable.PipeMask,
(unsigned long)CamPipeMgr_GtePipeLockTable(CamPipeMgr.Mode.ScenSw,CamPipeMgr.Mode.ScenHw));
if((Disable.PipeMask & CamPipeMgr_GtePipeLockTable(CamPipeMgr.Mode.ScenSw,CamPipeMgr.Mode.ScenHw)) != Disable.PipeMask)
{
LOG_ERR("DISABLE_PIPE:Some pipe are not available");
Ret = -EFAULT;
}
else
{
CamPipeMgr_SpinLock();
CamPipeMgr.PipeLockTable[CamPipeMgr.Mode.ScenHw] &= (~Disable.PipeMask);
CamPipeMgr_SpinUnlock();
}
}
else
{
LOG_ERR("DISABLE_PIPE:copy_from_user fail");
Ret = -EFAULT;
}
break;
}
//
case CAM_PIPE_MGR_VENCPLL_CTRL:
{
if(copy_from_user(&vencpll_ctrlEnum, (void*)Param, sizeof(CAM_PIPE_MGR_CMD_VECNPLL_CTRL_ENUM)) == 0)
{
LOG_MSG("VPLL CTRL(%d)",vencpll_ctrlEnum);
if(vencpll_ctrlEnum==CAM_PIPE_MGR_CMD_VECNPLL_CTRL_SET_HIGH)
{
err = mt_dfs_vencpll(0x1713B1); /* 300MHz */
if (err)
{
LOG_ERR("DISABLE_PIPE SET HIGH fail");
Ret = -EFAULT;
}
}
else if(vencpll_ctrlEnum==CAM_PIPE_MGR_CMD_VECNPLL_CTRL_SET_LOW)
{
err = mt_dfs_vencpll(0xE0000); /* 182MHz */
if (err)
{
LOG_ERR("DISABLE_PIPE SET LOW fail");
Ret = -EFAULT;
}
}
}
else
{
LOG_ERR("VENCPLL_CTRL:copy_from_user fail");
Ret = -EFAULT;
}
break;
}
//
default:
{
LOG_ERR("Unknown cmd");
Ret = -EFAULT;
break;
}
}
//
EXIT:
if(Ret != 0)
{
if( (CamPipeMgr.LogMask & Lock.PipeMask) ||
(CamPipeMgr.Mode.ScenSw == CAM_PIPE_MGR_SCEN_SW_NONE))
{
LOG_ERR("Fail");
LOG_ERR("Cur:Name(%s),pid(%d),tgid(%d),Time(%ld.%06ld)",
current->comm,
current->pid,
current->tgid,
Sec,
USec);
if(pFile->private_data != NULL)
{
LOG_ERR("Proc:Name(%s),Pid(%d),Tgid(%d),PipeMask(0x%lX),Time(%ld.%06ld)",
pProc->ProcName,
pProc->Pid,
pProc->Tgid,
pProc->PipeMask,
Sec,
USec);
}
CamPipeMgr_DumpPipeInfo();
}
}
return Ret;
}