drivers/gpu/rogue_m/system/rk3368/sysconfig.c

   1 /*************************************************************************/ /*!
   2 @File
   3 @Title          System Configuration
   4 @Copyright      Copyright (c) Imagination Technologies Ltd. All Rights Reserved
   5 @Description    System Configuration functions
   6 @License        Dual MIT/GPLv2
   7
   8 The contents of this file are subject to the MIT license as set out below.
   9
  10 Permission is hereby granted, free of charge, to any person obtaining a copy
  11 of this software and associated documentation files (the "Software"), to deal
  12 in the Software without restriction, including without limitation the rights
  13 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  14 copies of the Software, and to permit persons to whom the Software is
  15 furnished to do so, subject to the following conditions:
  16
  17 The above copyright notice and this permission notice shall be included in
  18 all copies or substantial portions of the Software.
  19
  20 Alternatively, the contents of this file may be used under the terms of
  21 the GNU General Public License Version 2 ("GPL") in which case the provisions
  22 of GPL are applicable instead of those above.
  23
  24 If you wish to allow use of your version of this file only under the terms of
  25 GPL, and not to allow others to use your version of this file under the terms
  26 of the MIT license, indicate your decision by deleting the provisions above
  27 and replace them with the notice and other provisions required by GPL as set
  28 out in the file called "GPL-COPYING" included in this distribution. If you do
  29 not delete the provisions above, a recipient may use your version of this file
  30 under the terms of either the MIT license or GPL.
  31
  32 This License is also included in this distribution in the file called
  33 "MIT-COPYING".
  34
  35 EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS
  36 PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
  37 BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
  38 PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR
  39 COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
  40 IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  41 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  42 */ /**************************************************************************/
  43 #include <linux/version.h>
  44 #include "pvrsrv_device.h"
  45 #include "syscommon.h"
  46 #include "sysconfig.h"
  47 #include "physheap.h"
  48 #if defined(SUPPORT_ION)
  49 #include "ion_support.h"
  50 #endif
  51 #include "rk_init.h"
  52
  53 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0))
  54 #include <linux/platform_device.h>
  55 extern struct platform_device *gpsPVRLDMDev;
  56 #endif
  57
  58 static RGX_TIMING_INFORMATION   gsRGXTimingInfo;
  59 static RGX_DATA                 gsRGXData;
  60 static PVRSRV_DEVICE_CONFIG     gsDevices[1];
  61 static PVRSRV_SYSTEM_CONFIG     gsSysConfig;
  62
  63 static PHYS_HEAP_FUNCTIONS      gsPhysHeapFuncs;
  64 #if defined(TDMETACODE)
  65 static PHYS_HEAP_CONFIG         gsPhysHeapConfig[3];
  66 #else
  67 static PHYS_HEAP_CONFIG         gsPhysHeapConfig[1];
  68 #endif
  69
  70 /*
  71         CPU to Device physcial address translation
  72 */
  73 static
  74 IMG_VOID UMAPhysHeapCpuPAddrToDevPAddr(IMG_HANDLE hPrivData,
  75                                                                            IMG_UINT32 ui32NumOfAddr,
  76                                                                            IMG_DEV_PHYADDR *psDevPAddr,
  77                                                                            IMG_CPU_PHYADDR *psCpuPAddr)
  78 {
  79         PVR_UNREFERENCED_PARAMETER(hPrivData);
  80
  81         /* Optimise common case */
  82         psDevPAddr[0].uiAddr = psCpuPAddr[0].uiAddr;
  83         if (ui32NumOfAddr > 1)
  84         {
  85                 IMG_UINT32 ui32Idx;
  86                 for (ui32Idx = 1; ui32Idx < ui32NumOfAddr; ++ui32Idx)
  87                 {
  88                         psDevPAddr[ui32Idx].uiAddr = psCpuPAddr[ui32Idx].uiAddr;
  89                 }
  90         }
  91 }
  92
  93 /*
  94         Device to CPU physcial address translation
  95 */
  96 static
  97 IMG_VOID UMAPhysHeapDevPAddrToCpuPAddr(IMG_HANDLE hPrivData,
  98                                                                            IMG_UINT32 ui32NumOfAddr,
  99                                                                            IMG_CPU_PHYADDR *psCpuPAddr,
 100                                                                            IMG_DEV_PHYADDR *psDevPAddr)
 101 {
 102         PVR_UNREFERENCED_PARAMETER(hPrivData);
 103
 104         /* Optimise common case */
 105         psCpuPAddr[0].uiAddr = psDevPAddr[0].uiAddr;
 106         if (ui32NumOfAddr > 1)
 107         {
 108                 IMG_UINT32 ui32Idx;
 109                 for (ui32Idx = 1; ui32Idx < ui32NumOfAddr; ++ui32Idx)
 110                 {
 111                         psCpuPAddr[ui32Idx].uiAddr = psDevPAddr[ui32Idx].uiAddr;
 112                 }
 113         }
 114 }
 115
 116 /*
 117         SysCreateConfigData
 118 */
 119 PVRSRV_ERROR SysCreateConfigData(PVRSRV_SYSTEM_CONFIG **ppsSysConfig, void *hDevice)
 120 {
 121         PVR_UNREFERENCED_PARAMETER(hDevice);
 122         /* Rk Init */
 123         RgxRkInit();
 124
 125         /*
 126          * Setup information about physical memory heap(s) we have
 127          */
 128         gsPhysHeapFuncs.pfnCpuPAddrToDevPAddr = UMAPhysHeapCpuPAddrToDevPAddr;
 129         gsPhysHeapFuncs.pfnDevPAddrToCpuPAddr = UMAPhysHeapDevPAddrToCpuPAddr;
 130
 131         gsPhysHeapConfig[0].ui32PhysHeapID = 0;
 132         gsPhysHeapConfig[0].pszPDumpMemspaceName = "SYSMEM";
 133         gsPhysHeapConfig[0].eType = PHYS_HEAP_TYPE_UMA;
 134         gsPhysHeapConfig[0].psMemFuncs = &gsPhysHeapFuncs;
 135         gsPhysHeapConfig[0].hPrivData = IMG_NULL;
 136
 137 #if defined(TDMETACODE)
 138         gsPhysHeapConfig[1].ui32PhysHeapID = 1;
 139         gsPhysHeapConfig[1].pszPDumpMemspaceName = "TDMETACODEMEM";
 140         gsPhysHeapConfig[1].eType = PHYS_HEAP_TYPE_UMA;
 141         gsPhysHeapConfig[1].psMemFuncs = &gsPhysHeapFuncs;
 142         gsPhysHeapConfig[1].hPrivData = IMG_NULL;
 143
 144         gsPhysHeapConfig[2].ui32PhysHeapID = 2;
 145         gsPhysHeapConfig[2].pszPDumpMemspaceName = "TDSECUREBUFMEM";
 146         gsPhysHeapConfig[2].eType = PHYS_HEAP_TYPE_UMA;
 147         gsPhysHeapConfig[2].psMemFuncs = &gsPhysHeapFuncs;
 148         gsPhysHeapConfig[2].hPrivData = IMG_NULL;
 149 #endif
 150
 151         gsSysConfig.pasPhysHeaps = &(gsPhysHeapConfig[0]);
 152         gsSysConfig.ui32PhysHeapCount = IMG_ARR_NUM_ELEMS(gsPhysHeapConfig);
 153
 154         gsSysConfig.pui32BIFTilingHeapConfigs = gauiBIFTilingHeapXStrides;
 155         gsSysConfig.ui32BIFTilingHeapCount = IMG_ARR_NUM_ELEMS(gauiBIFTilingHeapXStrides);
 156
 157         /*
 158          * Setup RGX specific timing data
 159          */
 160         gsRGXTimingInfo.ui32CoreClockSpeed        = RGX_RK_CORE_CLOCK_SPEED;
 161         gsRGXTimingInfo.bEnableActivePM           = IMG_TRUE;
 162         gsRGXTimingInfo.bEnableRDPowIsland        = IMG_TRUE;
 163         gsRGXTimingInfo.ui32ActivePMLatencyms     = SYS_RGX_ACTIVE_POWER_LATENCY_MS;
 164
 165         /*
 166          *Setup RGX specific data
 167          */
 168         gsRGXData.psRGXTimingInfo = &gsRGXTimingInfo;
 169 #if defined(TDMETACODE)
 170         gsRGXData.bHasTDMetaCodePhysHeap = IMG_TRUE;
 171         gsRGXData.uiTDMetaCodePhysHeapID = 1;
 172
 173         gsRGXData.bHasTDSecureBufPhysHeap = IMG_TRUE;
 174         gsRGXData.uiTDSecureBufPhysHeapID = 2;
 175 #endif
 176
 177         /*
 178          * Setup RGX device
 179          */
 180         gsDevices[0].eDeviceType            = PVRSRV_DEVICE_TYPE_RGX;
 181         gsDevices[0].pszName                = "RGX";
 182
 183         /* Device setup information */
 184         gsDevices[0].sRegsCpuPBase.uiAddr   = RK_GPU_PBASE;
 185         gsDevices[0].ui32RegsSize           = RK_GPU_SIZE;
 186 #if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 4, 0))
 187         gsDevices[0].ui32IRQ                = RK_IRQ_GPU;
 188 #else
 189         gsDevices[0].ui32IRQ                = platform_get_irq(gpsPVRLDMDev, 0);
 190 #endif
 191         gsDevices[0].bIRQIsShared           = IMG_FALSE;
 192
 193         /* Device's physical heap IDs */
 194         gsDevices[0].aui32PhysHeapID[PVRSRV_DEVICE_PHYS_HEAP_GPU_LOCAL] = 0;
 195         gsDevices[0].aui32PhysHeapID[PVRSRV_DEVICE_PHYS_HEAP_CPU_LOCAL] = 0;
 196
 197         /* No power management on RK system */
 198         gsDevices[0].pfnPrePowerState       = RkPrePowerState;
 199         gsDevices[0].pfnPostPowerState      = RkPostPowerState;
 200
 201         /* No clock frequency either */
 202         gsDevices[0].pfnClockFreqGet        = IMG_NULL;
 203
 204         /* No interrupt handled either */
 205         gsDevices[0].pfnInterruptHandled    = IMG_NULL;
 206
 207         gsDevices[0].pfnCheckMemAllocSize   = SysCheckMemAllocSize;
 208
 209         gsDevices[0].hDevData               = &gsRGXData;
 210
 211         /*
 212          * Setup system config
 213          */
 214         gsSysConfig.pszSystemName = RGX_RK_SYSTEM_NAME;
 215         gsSysConfig.uiDeviceCount = sizeof(gsDevices)/sizeof(gsDevices[0]);
 216         gsSysConfig.pasDevices = &gsDevices[0];
 217
 218         /* No power management on no HW system */
 219         gsSysConfig.pfnSysPrePowerState = IMG_NULL;
 220         gsSysConfig.pfnSysPostPowerState = IMG_NULL;
 221
 222         /* no cache snooping */
 223         gsSysConfig.eCacheSnoopingMode = PVRSRV_SYSTEM_SNOOP_NONE;
 224
 225         /* Setup other system specific stuff */
 226 #if defined(SUPPORT_ION)
 227         IonInit(NULL);
 228 #endif
 229
 230         *ppsSysConfig = &gsSysConfig;
 231
 232         return PVRSRV_OK;
 233 }
 234
 235 /*
 236         SysDestroyConfigData
 237 */
 238 IMG_VOID SysDestroyConfigData(PVRSRV_SYSTEM_CONFIG *psSysConfig)
 239 {
 240         PVR_UNREFERENCED_PARAMETER(psSysConfig);
 241
 242         /* Rk UnInit */
 243         RgxRkUnInit();
 244
 245 #if defined(SUPPORT_ION)
 246         IonDeinit();
 247 #endif
 248 }
 249
 250 PVRSRV_ERROR SysAcquireSystemData(IMG_HANDLE hSysData)
 251 {
 252         PVR_UNREFERENCED_PARAMETER(hSysData);
 253
 254         return PVRSRV_ERROR_NOT_SUPPORTED;
 255 }
 256
 257 PVRSRV_ERROR SysReleaseSystemData(IMG_HANDLE hSysData)
 258 {
 259         PVR_UNREFERENCED_PARAMETER(hSysData);
 260
 261         return PVRSRV_ERROR_NOT_SUPPORTED;
 262 }
 263
 264 PVRSRV_ERROR SysDebugInfo(PVRSRV_SYSTEM_CONFIG *psSysConfig, DUMPDEBUG_PRINTF_FUNC *pfnDumpDebugPrintf)
 265 {
 266         PVR_UNREFERENCED_PARAMETER(psSysConfig);
 267         PVR_UNREFERENCED_PARAMETER(pfnDumpDebugPrintf);
 268         return PVRSRV_OK;
 269 }
 270
 271 /******************************************************************************
 272  End of file (sysconfig.c)
 273 ******************************************************************************/