sys/external/bsd/drm/dist/shared-core/nouveau_swmthd.c

   1 /*
   2  * Copyright (C) 2007 Arthur Huillet.
   3  *
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining
   7  * a copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sublicense, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial
  16  * portions of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  19  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  21  * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
  22  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  23  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  24  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  */
  27
  28 /*
  29  * Authors:
  30  *   Arthur Huillet <arthur.huillet AT free DOT fr>
  31  */
  32
  33 #include "drmP.h"
  34 #include "drm.h"
  35 #include "nouveau_drm.h"
  36 #include "nouveau_drv.h"
  37 #include "nouveau_reg.h"
  38
  39 /*TODO: add a "card_type" attribute*/
  40 typedef struct{
  41         uint32_t oclass; /* object class for this software method */
  42         uint32_t mthd; /* method number */
  43         void (*method_code)(struct drm_device *dev, uint32_t oclass, uint32_t mthd); /* pointer to the function that does the work */
  44  } nouveau_software_method_t;
  45
  46
  47  /* This function handles the NV04 setcontext software methods.
  48 One function for all because they are very similar.*/
  49 static void nouveau_NV04_setcontext_sw_method(struct drm_device *dev, uint32_t oclass, uint32_t mthd) {
  50         struct drm_nouveau_private *dev_priv = dev->dev_private;
  51         uint32_t inst_loc = NV_READ(NV04_PGRAPH_CTX_SWITCH4) & 0xFFFF;
  52         uint32_t value_to_set = 0, bit_to_set = 0;
  53
  54         switch ( oclass ) {
  55                 case 0x4a:
  56                         switch ( mthd ) {
  57                                 case 0x188 :
  58                                 case 0x18c :
  59                                         bit_to_set = 0;
  60                                         break;
  61                                 case 0x198 :
  62                                         bit_to_set = 1 << 24; /*PATCH_STATUS_VALID*/
  63                                         break;
  64                                 case 0x2fc :
  65                                         bit_to_set = NV_READ(NV04_PGRAPH_TRAPPED_DATA) << 15; /*PATCH_CONFIG = NV04_PGRAPH_TRAPPED_DATA*/
  66                                         break;
  67                                 default : ;
  68                                 };
  69                         break;
  70                 case 0x5c:
  71                         switch ( mthd ) {
  72                                 case 0x184:
  73                                         bit_to_set = 1 << 13; /*USER_CLIP_ENABLE*/
  74                                         break;
  75                                 case 0x188:
  76                                 case 0x18c:
  77                                         bit_to_set = 0;
  78                                         break;
  79                                 case 0x198:
  80                                         bit_to_set = 1 << 24; /*PATCH_STATUS_VALID*/
  81                                         break;
  82                                 case 0x2fc :
  83                                         bit_to_set = NV_READ(NV04_PGRAPH_TRAPPED_DATA) << 15; /*PATCH_CONFIG = NV04_PGRAPH_TRAPPED_DATA*/
  84                                         break;
  85                         };
  86                         break;
  87                 case 0x5f:
  88                         switch ( mthd ) {
  89                                 case 0x184 :
  90                                         bit_to_set = 1 << 12; /*CHROMA_KEY_ENABLE*/
  91                                         break;
  92                                 case 0x188 :
  93                                         bit_to_set = 1 << 13; /*USER_CLIP_ENABLE*/
  94                                         break;
  95                                 case 0x18c :
  96                                 case 0x190 :
  97                                         bit_to_set = 0;
  98                                         break;
  99                                 case 0x19c :
 100                                         bit_to_set = 1 << 24; /*PATCH_STATUS_VALID*/
 101                                         break;
 102                                 case 0x2fc :
 103                                         bit_to_set = NV_READ(NV04_PGRAPH_TRAPPED_DATA) << 15; /*PATCH_CONFIG = NV04_PGRAPH_TRAPPED_DATA*/
 104                                         break;
 105                         };
 106                         break;
 107                 case 0x61:
 108                         switch ( mthd ) {
 109                                 case 0x188 :
 110                                         bit_to_set = 1 << 13; /*USER_CLIP_ENABLE*/
 111                                         break;
 112                                 case 0x18c :
 113                                 case 0x190 :
 114                                         bit_to_set = 0;
 115                                         break;
 116                                 case 0x19c :
 117                                         bit_to_set = 1 << 24; /*PATCH_STATUS_VALID*/
 118                                         break;
 119                                 case 0x2fc :
 120                                         bit_to_set = NV_READ(NV04_PGRAPH_TRAPPED_DATA) << 15; /*PATCH_CONFIG = NV04_PGRAPH_TRAPPED_DATA*/
 121                                         break;
 122                         };
 123                         break;
 124                 case 0x77:
 125                         switch ( mthd ) {
 126                                 case 0x198 :
 127                                         bit_to_set = 1 << 24; /*PATCH_STATUS_VALID*/
 128                                         break;
 129                                 case 0x304 :
 130                                         bit_to_set = NV_READ(NV04_PGRAPH_TRAPPED_DATA) << 15; //PATCH_CONFIG
 131                                         break;
 132                         };
 133                         break;
 134                 default :;
 135                 };
 136
 137         value_to_set = (NV_READ(0x00700000 | inst_loc << 4))| bit_to_set;
 138
 139         /*RAMIN*/
 140         nouveau_wait_for_idle(dev);
 141         NV_WRITE(0x00700000 | inst_loc << 4, value_to_set);
 142
 143         /*DRM_DEBUG("CTX_SWITCH1 value is %#x\n", NV_READ(NV04_PGRAPH_CTX_SWITCH1));*/
 144         NV_WRITE(NV04_PGRAPH_CTX_SWITCH1, value_to_set);
 145
 146         /*DRM_DEBUG("CTX_CACHE1 + xxx value is %#x\n", NV_READ(NV04_PGRAPH_CTX_CACHE1 + (((NV_READ(NV04_PGRAPH_TRAPPED_ADDR) >> 13) & 0x7) << 2)));*/
 147         NV_WRITE(NV04_PGRAPH_CTX_CACHE1 + (((NV_READ(NV04_PGRAPH_TRAPPED_ADDR) >> 13) & 0x7) << 2), value_to_set);
 148 }
 149
 150  nouveau_software_method_t nouveau_sw_methods[] = {
 151         /*NV04 context software methods*/
 152         { 0x4a, 0x188, nouveau_NV04_setcontext_sw_method },
 153         { 0x4a, 0x18c, nouveau_NV04_setcontext_sw_method },
 154         { 0x4a, 0x198, nouveau_NV04_setcontext_sw_method },
 155         { 0x4a, 0x2fc, nouveau_NV04_setcontext_sw_method },
 156         { 0x5c, 0x184, nouveau_NV04_setcontext_sw_method },
 157         { 0x5c, 0x188, nouveau_NV04_setcontext_sw_method },
 158         { 0x5c, 0x18c, nouveau_NV04_setcontext_sw_method },
 159         { 0x5c, 0x198, nouveau_NV04_setcontext_sw_method },
 160         { 0x5c, 0x2fc, nouveau_NV04_setcontext_sw_method },
 161         { 0x5f, 0x184, nouveau_NV04_setcontext_sw_method },
 162         { 0x5f, 0x188, nouveau_NV04_setcontext_sw_method },
 163         { 0x5f, 0x18c, nouveau_NV04_setcontext_sw_method },
 164         { 0x5f, 0x190, nouveau_NV04_setcontext_sw_method },
 165         { 0x5f, 0x19c, nouveau_NV04_setcontext_sw_method },
 166         { 0x5f, 0x2fc, nouveau_NV04_setcontext_sw_method },
 167         { 0x61, 0x188, nouveau_NV04_setcontext_sw_method },
 168         { 0x61, 0x18c, nouveau_NV04_setcontext_sw_method },
 169         { 0x61, 0x190, nouveau_NV04_setcontext_sw_method },
 170         { 0x61, 0x19c, nouveau_NV04_setcontext_sw_method },
 171         { 0x61, 0x2fc, nouveau_NV04_setcontext_sw_method },
 172         { 0x77, 0x198, nouveau_NV04_setcontext_sw_method },
 173         { 0x77, 0x304, nouveau_NV04_setcontext_sw_method },
 174         /*terminator*/
 175         { 0x0, 0x0, NULL, },
 176  };
 177
 178  int nouveau_sw_method_execute(struct drm_device *dev, uint32_t oclass, uint32_t method) {
 179         int i = 0;
 180         while ( nouveau_sw_methods[ i ] . method_code != NULL )
 181                 {
 182                 if ( nouveau_sw_methods[ i ] . oclass == oclass && nouveau_sw_methods[ i ] . mthd == method )
 183                         {
 184                         nouveau_sw_methods[ i ] . method_code(dev, oclass, method);
 185                         return 0;
 186                         }
 187                 i ++;
 188                 }
 189
 190          return 1;
 191  }