diff options
Diffstat (limited to 'drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel.h')
| -rw-r--r-- | drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel.h | 745 |
1 files changed, 745 insertions, 0 deletions
diff --git a/drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel.h b/drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel.h new file mode 100644 index 00000000000..bd701b7b9af --- /dev/null +++ b/drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel.h @@ -0,0 +1,745 @@ +/**************************************************************************** +* +* Copyright (C) 2005 - 2011 by Vivante Corp. +* +* This program is free software; you can redistribute it and/or modify +* it under the terms of the GNU General Public License as published by +* the Free Software Foundation; either version 2 of the license, or +* (at your option) any later version. +* +* This program is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with this program; if not write to the Free Software +* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +* +*****************************************************************************/ + + + + +#ifndef __gc_hal_kernel_h_ +#define __gc_hal_kernel_h_ + +#include "gc_hal.h" +#include "gc_hal_kernel_hardware.h" +#include "gc_hal_driver.h" + +#if gcdENABLE_VG +#include "gc_hal_kernel_vg.h" +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +/******************************************************************************* +***** Process Secure Cache ****************************************************/ + +#define gcdSECURE_CACHE_LRU 1 +#define gcdSECURE_CACHE_LINEAR 2 +#define gcdSECURE_CACHE_HASH 3 +#define gcdSECURE_CACHE_TABLE 4 + +typedef struct _gcskLOGICAL_CACHE * gcskLOGICAL_CACHE_PTR; +typedef struct _gcskLOGICAL_CACHE gcskLOGICAL_CACHE; +struct _gcskLOGICAL_CACHE +{ + /* Logical address. */ + gctPOINTER logical; + + /* DMAable address. */ + gctUINT32 dma; + +#if gcdSECURE_CACHE_METHOD == gcdSECURE_CACHE_HASH + /* Pointer to the previous and next hash tables. */ + gcskLOGICAL_CACHE_PTR nextHash; + gcskLOGICAL_CACHE_PTR prevHash; +#endif + +#if gcdSECURE_CACHE_METHOD != gcdSECURE_CACHE_TABLE + /* Pointer to the previous and next slot. */ + gcskLOGICAL_CACHE_PTR next; + gcskLOGICAL_CACHE_PTR prev; +#endif + +#if gcdSECURE_CACHE_METHOD == gcdSECURE_CACHE_LINEAR + /* Time stamp. */ + gctUINT64 stamp; +#endif +}; + +typedef struct _gcskSECURE_CACHE * gcskSECURE_CACHE_PTR; +typedef struct _gcskSECURE_CACHE +{ + /* Cache memory. */ + gcskLOGICAL_CACHE cache[1 + gcdSECURE_CACHE_SLOTS]; + + /* Last known index for LINEAR mode. */ + gcskLOGICAL_CACHE_PTR cacheIndex; + + /* Current free slot for LINEAR mode. */ + gctUINT32 cacheFree; + + /* Time stamp for LINEAR mode. */ + gctUINT64 cacheStamp; + +#if gcdSECURE_CACHE_METHOD == gcdSECURE_CACHE_HASH + /* Hash table for HASH mode. */ + gcskLOGICAL_CACHE hash[256]; +#endif +} +gcskSECURE_CACHE; + +/******************************************************************************* +***** Process Database Management *********************************************/ + +typedef enum _gceDATABASE_TYPE +{ + gcvDB_VIDEO_MEMORY = 1, /* Video memory created. */ + gcvDB_NON_PAGED, /* Non paged memory. */ + gcvDB_CONTIGUOUS, /* Contiguous memory. */ + gcvDB_SIGNAL, /* Signal. */ + gcvDB_VIDEO_MEMORY_LOCKED, /* Video memory locked. */ + gcvDB_CONTEXT, /* Context */ + gcvDB_IDLE, /* GPU idle. */ + gcvDB_MAP_MEMORY, /* Map memory */ + gcvDB_SHARED_INFO, /* Private data */ + gcvDB_MAP_USER_MEMORY /* Map user memory */ +} +gceDATABASE_TYPE; + +typedef struct _gcsDATABASE_RECORD * gcsDATABASE_RECORD_PTR; +typedef struct _gcsDATABASE_RECORD +{ + /* Pointer to kernel. */ + gckKERNEL kernel; + + /* Pointer to next database record. */ + gcsDATABASE_RECORD_PTR next; + + /* Type of record. */ + gceDATABASE_TYPE type; + + /* Data for record. */ + gctPOINTER data; + gctPHYS_ADDR physical; + gctSIZE_T bytes; +} +gcsDATABASE_RECORD; + +typedef struct _gcsDATABASE * gcsDATABASE_PTR; +typedef struct _gcsDATABASE +{ + /* Pointer to next entry is hash list. */ + gcsDATABASE_PTR next; + gctSIZE_T slot; + + /* Process ID. */ + gctUINT32 processID; + + /* Sizes to query. */ + gcsDATABASE_COUNTERS vidMem; + gcsDATABASE_COUNTERS nonPaged; + gcsDATABASE_COUNTERS contiguous; + gcsDATABASE_COUNTERS mapUserMemory; + gcsDATABASE_COUNTERS mapMemory; + + /* Idle time management. */ + gctUINT64 lastIdle; + gctUINT64 idle; + + /* Pointer to database. */ + gcsDATABASE_RECORD_PTR list; + +#if gcdSECURE_USER + /* Secure cache. */ + gcskSECURE_CACHE cache; +#endif +} +gcsDATABASE; + +/* Create a process database that will contain all its allocations. */ +gceSTATUS +gckKERNEL_CreateProcessDB( + IN gckKERNEL Kernel, + IN gctUINT32 ProcessID + ); + +/* Add a record to the process database. */ +gceSTATUS +gckKERNEL_AddProcessDB( + IN gckKERNEL Kernel, + IN gctUINT32 ProcessID, + IN gceDATABASE_TYPE Type, + IN gctPOINTER Pointer, + IN gctPHYS_ADDR Physical, + IN gctSIZE_T Size + ); + +/* Remove a record to the process database. */ +gceSTATUS +gckKERNEL_RemoveProcessDB( + IN gckKERNEL Kernel, + IN gctUINT32 ProcessID, + IN gceDATABASE_TYPE Type, + IN gctPOINTER Pointer + ); + +/* Destroy the process database. */ +gceSTATUS +gckKERNEL_DestroyProcessDB( + IN gckKERNEL Kernel, + IN gctUINT32 ProcessID + ); + +/* Find a record to the process database. */ +gceSTATUS +gckKERNEL_FindProcessDB( + IN gckKERNEL Kernel, + IN gctUINT32 ProcessID, + IN gctUINT32 ThreadID, + IN gceDATABASE_TYPE Type, + IN gctPOINTER Pointer, + OUT gcsDATABASE_RECORD_PTR Record + ); + +/* Query the process database. */ +gceSTATUS +gckKERNEL_QueryProcessDB( + IN gckKERNEL Kernel, + IN gctUINT32 ProcessID, + IN gctBOOL LastProcessID, + IN gceDATABASE_TYPE Type, + OUT gcuDATABASE_INFO * Info + ); + +#if gcdSECURE_USER +/* Get secure cache from the process database. */ +gceSTATUS +gckKERNEL_GetProcessDBCache( + IN gckKERNEL Kernel, + IN gctUINT32 ProcessID, + OUT gcskSECURE_CACHE_PTR * Cache + ); +#endif + +/******************************************************************************* +********* Timer Management ****************************************************/ +typedef struct _gcsTIMER * gcsTIMER_PTR; +typedef struct _gcsTIMER +{ + /* Start and Stop time holders. */ + gctUINT64 startTime; + gctUINT64 stopTime; +} +gcsTIMER; + +/******************************************************************************\ +********************************** Structures ********************************** +\******************************************************************************/ + +/* gckDB object. */ +struct _gckDB +{ + /* Database management. */ + gcsDATABASE_PTR db[16]; + gctPOINTER dbMutex; + gcsDATABASE_PTR freeDatabase; + gcsDATABASE_RECORD_PTR freeRecord; + gcsDATABASE_PTR lastDatabase; + gctUINT32 lastProcessID; + gctUINT64 lastIdle; + gctUINT64 idleTime; + gctUINT64 lastSlowdown; + gctUINT64 lastSlowdownIdle; +}; + +/* gckKERNEL object. */ +struct _gckKERNEL +{ + /* Object. */ + gcsOBJECT object; + + /* Pointer to gckOS object. */ + gckOS os; + + /* Core */ + gceCORE core; + + /* Pointer to gckHARDWARE object. */ + gckHARDWARE hardware; + + /* Pointer to gckCOMMAND object. */ + gckCOMMAND command; + + /* Pointer to gckEVENT object. */ + gckEVENT eventObj; + + /* Pointer to context. */ + gctPOINTER context; + + /* Pointer to gckMMU object. */ + gckMMU mmu; + + /* Arom holding number of clients. */ + gctPOINTER atomClients; + +#if VIVANTE_PROFILER + /* Enable profiling */ + gctBOOL profileEnable; + + /* The profile file name */ + gctCHAR profileFileName[gcdMAX_PROFILE_FILE_NAME]; +#endif + +#ifdef QNX_SINGLE_THREADED_DEBUGGING + gctPOINTER debugMutex; +#endif + + /* Database management. */ + gckDB db; + gctBOOL dbCreated; + + /* Pointer to gckEVENT object. */ + gcsTIMER timers[8]; + gctUINT32 timeOut; + +#if gcdENABLE_VG + gckVGKERNEL vg; +#endif +}; + +/* gckCOMMAND object. */ +struct _gckCOMMAND +{ + /* Object. */ + gcsOBJECT object; + + /* Pointer to required object. */ + gckKERNEL kernel; + gckOS os; + + /* Number of bytes per page. */ + gctSIZE_T pageSize; + + /* Current pipe select. */ + gcePIPE_SELECT pipeSelect; + + /* Command queue running flag. */ + gctBOOL running; + + /* Idle flag and commit stamp. */ + gctBOOL idle; + gctUINT64 commitStamp; + + /* Command queue mutex. */ + gctPOINTER mutexQueue; + + /* Context switching mutex. */ + gctPOINTER mutexContext; + + /* Command queue power semaphore. */ + gctPOINTER powerSemaphore; + + /* Current command queue. */ + struct _gcskCOMMAND_QUEUE + { + gctSIGNAL signal; + gctPHYS_ADDR physical; + gctPOINTER logical; + } + queues[gcdCOMMAND_QUEUES]; + + gctPHYS_ADDR physical; + gctPOINTER logical; + gctUINT32 offset; + gctINT index; +#if gcmIS_DEBUG(gcdDEBUG_TRACE) + gctUINT wrapCount; +#endif + + /* The command queue is new. */ + gctBOOL newQueue; + + /* Context management. */ + gckCONTEXT currContext; + + /* Pointer to last WAIT command. */ + gctPHYS_ADDR waitPhysical; + gctPOINTER waitLogical; + gctSIZE_T waitSize; + + /* Command buffer alignment. */ + gctSIZE_T alignment; + gctSIZE_T reservedHead; + gctSIZE_T reservedTail; + + /* Commit counter. */ + gctPOINTER atomCommit; + + /* Kernel process ID. */ + gctUINT32 kernelProcessID; + + /* End Event signal. */ + gctSIGNAL endEventSignal; + +#if gcdSECURE_USER + /* Hint array copy buffer. */ + gctBOOL hintArrayAllocated; + gctUINT hintArraySize; + gctUINT32_PTR hintArray; +#endif +}; + +typedef struct _gcsEVENT * gcsEVENT_PTR; + +/* Structure holding one event to be processed. */ +typedef struct _gcsEVENT +{ + /* Pointer to next event in queue. */ + gcsEVENT_PTR next; + + /* Event information. */ + gcsHAL_INTERFACE info; + + /* Process ID owning the event. */ + gctUINT32 processID; + +#ifdef __QNXNTO__ + /* Kernel. */ + gckKERNEL kernel; +#endif +} +gcsEVENT; + +/* Structure holding a list of events to be processed by an interrupt. */ +typedef struct _gcsEVENT_QUEUE * gcsEVENT_QUEUE_PTR; +typedef struct _gcsEVENT_QUEUE +{ + /* Time stamp. */ + gctUINT64 stamp; + + /* Source of the event. */ + gceKERNEL_WHERE source; + + /* Pointer to head of event queue. */ + gcsEVENT_PTR head; + + /* Pointer to tail of event queue. */ + gcsEVENT_PTR tail; + + /* Next list of events. */ + gcsEVENT_QUEUE_PTR next; +} +gcsEVENT_QUEUE; + +/* + gcdREPO_LIST_COUNT defines the maximum number of event queues with different + hardware module sources that may coexist at the same time. Only two sources + are supported - gcvKERNEL_COMMAND and gcvKERNEL_PIXEL. gcvKERNEL_COMMAND + source is used only for managing the kernel command queue and is only issued + when the current command queue gets full. Since we commit event queues every + time we commit command buffers, in the worst case we can have up to three + pending event queues: + - gcvKERNEL_PIXEL + - gcvKERNEL_COMMAND (queue overflow) + - gcvKERNEL_PIXEL +*/ +#define gcdREPO_LIST_COUNT 3 + +/* gckEVENT object. */ +struct _gckEVENT +{ + /* The object. */ + gcsOBJECT object; + + /* Pointer to required objects. */ + gckOS os; + gckKERNEL kernel; + + /* Time stamp. */ + gctUINT64 stamp; + gctUINT64 lastCommitStamp; + + /* Queue mutex. */ + gctPOINTER eventQueueMutex; + + /* Array of event queues. */ + gcsEVENT_QUEUE queues[31]; + gctUINT8 lastID; + gctPOINTER freeAtom; + + /* Pending events. */ + volatile gctUINT pending; + + /* List of free event structures and its mutex. */ + gcsEVENT_PTR freeEventList; + gctSIZE_T freeEventCount; + gctPOINTER freeEventMutex; + + /* Event queues. */ + gcsEVENT_QUEUE_PTR queueHead; + gcsEVENT_QUEUE_PTR queueTail; + gcsEVENT_QUEUE_PTR freeList; + gcsEVENT_QUEUE repoList[gcdREPO_LIST_COUNT]; + gctPOINTER eventListMutex; +}; + +/* Free all events belonging to a process. */ +gceSTATUS +gckEVENT_FreeProcess( + IN gckEVENT Event, + IN gctUINT32 ProcessID + ); + +gceSTATUS +gckEVENT_Stop( + IN gckEVENT Event, + IN gctUINT32 ProcessID, + IN gctPHYS_ADDR Handle, + IN gctPOINTER Logical, + IN gctSIGNAL Signal, + IN OUT gctSIZE_T * waitSize + ); + +/* gcuVIDMEM_NODE structure. */ +typedef union _gcuVIDMEM_NODE +{ + /* Allocated from gckVIDMEM. */ + struct _gcsVIDMEM_NODE_VIDMEM + { + /* Owner of this node. */ + gckVIDMEM memory; + + /* Dual-linked list of nodes. */ + gcuVIDMEM_NODE_PTR next; + gcuVIDMEM_NODE_PTR prev; + + /* Dual linked list of free nodes. */ + gcuVIDMEM_NODE_PTR nextFree; + gcuVIDMEM_NODE_PTR prevFree; + + /* Information for this node. */ + gctUINT32 offset; + gctSIZE_T bytes; + gctUINT32 alignment; + +#ifdef __QNXNTO__ + /* Client/server vaddr (mapped using mmap_join). */ + gctPOINTER logical; +#endif + + /* Locked counter. */ + gctINT32 locked; + + /* Memory pool. */ + gcePOOL pool; + gctUINT32 physical; + + /* Process ID owning this memory. */ + gctUINT32 processID; + + /* Prevent compositor from freeing until client unlocks. */ + gctBOOL freePending; + + /* */ + gcsVIDMEM_NODE_SHARED_INFO sharedInfo; + } + VidMem; + + /* Allocated from gckOS. */ + struct _gcsVIDMEM_NODE_VIRTUAL + { + /* Pointer to gckKERNEL object. */ + gckKERNEL kernel; + + /* Information for this node. */ + /* Contiguously allocated? */ + gctBOOL contiguous; + /* mdl record pointer... a kmalloc address. Process agnostic. */ + gctPHYS_ADDR physical; + gctSIZE_T bytes; + /* do_mmap_pgoff address... mapped per-process. */ + gctPOINTER logical; + + /* Page table information. */ + /* Used only when node is not contiguous */ + gctSIZE_T pageCount; + + /* Used only when node is not contiguous */ + gctPOINTER pageTables[gcdCORE_COUNT]; + /* Pointer to gckKERNEL object who lock this. */ + gckKERNEL lockKernels[gcdCORE_COUNT]; + /* Actual physical address */ + gctUINT32 addresses[gcdCORE_COUNT]; + + /* Mutex. */ + gctPOINTER mutex; + + /* Locked counter. */ + gctINT32 lockeds[gcdCORE_COUNT]; + +#ifdef __QNXNTO__ + /* Single linked list of nodes. */ + gcuVIDMEM_NODE_PTR next; + + /* Unlock pending flag. */ + gctBOOL unlockPendings[gcdCORE_COUNT]; + + /* Free pending flag. */ + gctBOOL freePending; +#endif + + /* Process ID owning this memory. */ + gctUINT32 processID; + + /* Owner process sets freed to true + * when it trys to free a locked + * node */ + gctBOOL freed; + + /* */ + gcsVIDMEM_NODE_SHARED_INFO sharedInfo; + } + Virtual; +} +gcuVIDMEM_NODE; + +/* gckVIDMEM object. */ +struct _gckVIDMEM +{ + /* Object. */ + gcsOBJECT object; + + /* Pointer to gckOS object. */ + gckOS os; + + /* Information for this video memory heap. */ + gctUINT32 baseAddress; + gctSIZE_T bytes; + gctSIZE_T freeBytes; + + /* Mapping for each type of surface. */ + gctINT mapping[gcvSURF_NUM_TYPES]; + + /* Sentinel nodes for up to 8 banks. */ + gcuVIDMEM_NODE sentinel[8]; + + /* Allocation threshold. */ + gctSIZE_T threshold; + + /* The heap mutex. */ + gctPOINTER mutex; + +#if gcdUSE_VIDMEM_PER_PID + /* The Pid this VidMem belongs to. */ + gctUINT32 pid; + + struct _gckVIDMEM* next; +#endif +}; + +/* gckMMU object. */ +struct _gckMMU +{ + /* The object. */ + gcsOBJECT object; + + /* Pointer to gckOS object. */ + gckOS os; + + /* Pointer to gckHARDWARE object. */ + gckHARDWARE hardware; + + /* The page table mutex. */ + gctPOINTER pageTableMutex; + + /* Page table information. */ + gctSIZE_T pageTableSize; + gctPHYS_ADDR pageTablePhysical; + gctUINT32_PTR pageTableLogical; + gctUINT32 pageTableEntries; + + /* Free entries. */ + gctUINT32 heapList; + gctBOOL freeNodes; + + gctPOINTER staticSTLB; + gctBOOL enabled; + +#ifdef __QNXNTO__ + /* Single linked list of all allocated nodes. */ + gctPOINTER nodeMutex; + gcuVIDMEM_NODE_PTR nodeList; +#endif +}; + +gceSTATUS +gckKERNEL_AttachProcess( + IN gckKERNEL Kernel, + IN gctBOOL Attach + ); + +gceSTATUS +gckKERNEL_AttachProcessEx( + IN gckKERNEL Kernel, + IN gctBOOL Attach, + IN gctUINT32 PID + ); + +#if gcdSECURE_USER +gceSTATUS +gckKERNEL_MapLogicalToPhysical( + IN gckKERNEL Kernel, + IN gcskSECURE_CACHE_PTR Cache, + IN OUT gctPOINTER * Data + ); + +gceSTATUS +gckKERNEL_FlushTranslationCache( + IN gckKERNEL Kernel, + IN gcskSECURE_CACHE_PTR Cache, + IN gctPOINTER Logical, + IN gctSIZE_T Bytes + ); +#endif + +gceSTATUS +gckHARDWARE_QueryIdle( + IN gckHARDWARE Hardware, + OUT gctBOOL_PTR IsIdle + ); + +/******************************************************************************\ +******************************* gckCONTEXT Object ******************************* +\******************************************************************************/ + +gceSTATUS +gckCONTEXT_Construct( + IN gckOS Os, + IN gckHARDWARE Hardware, + IN gctUINT32 ProcessID, + OUT gckCONTEXT * Context + ); + +gceSTATUS +gckCONTEXT_Destroy( + IN gckCONTEXT Context + ); + +gceSTATUS +gckCONTEXT_Update( + IN gckCONTEXT Context, + IN gctUINT32 ProcessID, + IN gcsSTATE_DELTA_PTR StateDelta + ); + +#ifdef __cplusplus +} +#endif + +#endif /* __gc_hal_kernel_h_ */ |