r600c: add tiling support for evergreen+

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>

diff --git a/src/mesa/drivers/dri/radeon/radeon_screen.c b/src/mesa/drivers/dri/radeon/radeon_screen.c
index 6cf843406f9a1130a0ac786799f8d010fcd55cb0..c5ddb6d3ebec2eca9f371c305e33572b1674a7b7 100644 (file)
--- a/src/mesa/drivers/dri/radeon/radeon_screen.c
+++ b/src/mesa/drivers/dri/radeon/radeon_screen.c
@@ -1658,52 +1658,102 @@ radeonCreateScreen2(__DRIscreen *sPriv)
           screen->group_bytes = 512;
    else
           screen->group_bytes = 256;
-   if (IS_R600_CLASS(screen) && (sPriv->drm_version.minor >= 6) &&
-       (screen->chip_family < CHIP_FAMILY_CEDAR)) {
-          ret = radeonGetParam(sPriv, RADEON_INFO_TILE_CONFIG, &temp);
-          if (ret)
-                  fprintf(stderr, "failed to get tiling info\n");
-          else {
-                  screen->tile_config = temp;
-                  screen->r7xx_bank_op = 0;
-                  switch((screen->tile_config & 0xe) >> 1) {
-                  case 0:
-                          screen->num_channels = 1;
-                          break;
-                  case 1:
-                          screen->num_channels = 2;
-                          break;
-                  case 2:
-                          screen->num_channels = 4;
-                          break;
-                  case 3:
-                          screen->num_channels = 8;
-                          break;
-                  default:
-                          fprintf(stderr, "bad channels\n");
-                          break;
+   if (IS_R600_CLASS(screen)) {
+          if ((sPriv->drm_version.minor >= 6) &&
+              (screen->chip_family < CHIP_FAMILY_CEDAR)) {
+                  ret = radeonGetParam(sPriv, RADEON_INFO_TILE_CONFIG, &temp);
+                  if (ret)
+                          fprintf(stderr, "failed to get tiling info\n");
+                  else {
+                          screen->tile_config = temp;
+                          screen->r7xx_bank_op = 0;
+                          switch ((screen->tile_config & 0xe) >> 1) {
+                          case 0:
+                                  screen->num_channels = 1;
+                                  break;
+                          case 1:
+                                  screen->num_channels = 2;
+                                  break;
+                          case 2:
+                                  screen->num_channels = 4;
+                                  break;
+                          case 3:
+                                  screen->num_channels = 8;
+                                  break;
+                          default:
+                                  fprintf(stderr, "bad channels\n");
+                                  break;
+                          }
+                          switch ((screen->tile_config & 0x30) >> 4) {
+                          case 0:
+                                  screen->num_banks = 4;
+                                  break;
+                          case 1:
+                                  screen->num_banks = 8;
+                                  break;
+                          default:
+                                  fprintf(stderr, "bad banks\n");
+                                  break;
+                          }
+                          switch ((screen->tile_config & 0xc0) >> 6) {
+                          case 0:
+                                  screen->group_bytes = 256;
+                                  break;
+                          case 1:
+                                  screen->group_bytes = 512;
+                                  break;
+                          default:
+                                  fprintf(stderr, "bad group_bytes\n");
+                                  break;
+                          }
                   }
-                  switch((screen->tile_config & 0x30) >> 4) {
-                  case 0:
-                          screen->num_banks = 4;
-                          break;
-                  case 1:
-                          screen->num_banks = 8;
-                          break;
-                  default:
-                          fprintf(stderr, "bad banks\n");
-                          break;
-                  }
-                  switch((screen->tile_config & 0xc0) >> 6) {
-                  case 0:
-                          screen->group_bytes = 256;
-                          break;
-                  case 1:
-                          screen->group_bytes = 512;
-                          break;
-                  default:
-                          fprintf(stderr, "bad group_bytes\n");
-                          break;
+          } else if ((sPriv->drm_version.minor >= 7) &&
+                     (screen->chip_family >= CHIP_FAMILY_CEDAR)) {
+                  ret = radeonGetParam(sPriv, RADEON_INFO_TILE_CONFIG, &temp);
+                  if (ret)
+                          fprintf(stderr, "failed to get tiling info\n");
+                  else {
+                          screen->tile_config = temp;
+                          screen->r7xx_bank_op = 0;
+                          switch (screen->tile_config & 0xf) {
+                          case 0:
+                                  screen->num_channels = 1;
+                                  break;
+                          case 1:
+                                  screen->num_channels = 2;
+                                  break;
+                          case 2:
+                                  screen->num_channels = 4;
+                                  break;
+                          case 3:
+                                  screen->num_channels = 8;
+                                  break;
+                          default:
+                                  fprintf(stderr, "bad channels\n");
+                                  break;
+                          }
+                          switch ((screen->tile_config & 0xf0) >> 4) {
+                          case 0:
+                                  screen->num_banks = 4;
+                                  break;
+                          case 1:
+                                  screen->num_banks = 8;
+                                  break;
+                          default:
+                                  fprintf(stderr, "bad banks\n");
+                                  break;
+                          }
+                          switch ((screen->tile_config & 0xf00) >> 8) {
+                          case 0:
+                                  screen->group_bytes = 256;
+                                  break;
+                          case 1:
+                                  screen->group_bytes = 512;
+                                  break;
+                          default:
+                                  fprintf(stderr, "bad group_bytes\n");
+                                  break;
+                          }
                   }
           }
    }