[Mesa-dev] [PATCH 2/2] intel/isl: Replace switch statements of doom with a macro

[Jason Ekstrand]

---
 src/intel/isl/isl.c | 135 +++++++++++++++-------------------------------------
 1 file changed, 39 insertions(+), 96 deletions(-)

diff --git a/src/intel/isl/isl.c b/src/intel/isl/isl.c
index 1339867..3788f9c 100644
--- a/src/intel/isl/isl.c
+++ b/src/intel/isl/isl.c
@@ -1742,6 +1742,42 @@ isl_surf_get_ccs_surf(const struct isl_device *dev,
                         .tiling_flags = ISL_TILING_CCS_BIT);
 }
 
+#define isl_genX_call(dev, func, ...)              \
+   switch (ISL_DEV_GEN(dev)) {                     \
+   case 4:                                         \
+      /* G45 surface state is the same as gen5 */  \
+      if (ISL_DEV_IS_G4X(dev)) {                   \
+         isl_gen5_##func(__VA_ARGS__);             \
+      } else {                                     \
+         isl_gen4_##func(__VA_ARGS__);             \
+      }                                            \
+      break;                                       \
+   case 5:                                         \
+      isl_gen5_##func(__VA_ARGS__);                \
+      break;                                       \
+   case 6:                                         \
+      isl_gen6_##func(__VA_ARGS__);                \
+      break;                                       \
+   case 7:                                         \
+      if (ISL_DEV_IS_HASWELL(dev)) {               \
+         isl_gen75_##func(__VA_ARGS__);            \
+      } else {                                     \
+         isl_gen7_##func(__VA_ARGS__);             \
+      }                                            \
+      break;                                       \
+   case 8:                                         \
+      isl_gen8_##func(__VA_ARGS__);                \
+      break;                                       \
+   case 9:                                         \
+      isl_gen9_##func(__VA_ARGS__);                \
+      break;                                       \
+   case 10:                                        \
+      isl_gen10_##func(__VA_ARGS__);               \
+      break;                                       \
+   default:                                        \
+      assert(!"Unknown hardware generation");      \
+   }
+
 void
 isl_surf_fill_state_s(const struct isl_device *dev, void *state,
                       const struct isl_surf_fill_state_info *restrict info)
@@ -1765,74 +1801,14 @@ isl_surf_fill_state_s(const struct isl_device *dev, void *state,
              info->surf->logical_level0_px.array_len);
    }
 
-   switch (ISL_DEV_GEN(dev)) {
-   case 4:
-      if (ISL_DEV_IS_G4X(dev)) {
-         /* G45 surface state is the same as gen5 */
-         isl_gen5_surf_fill_state_s(dev, state, info);
-      } else {
-         isl_gen4_surf_fill_state_s(dev, state, info);
-      }
-      break;
-   case 5:
-      isl_gen5_surf_fill_state_s(dev, state, info);
-      break;
-   case 6:
-      isl_gen6_surf_fill_state_s(dev, state, info);
-      break;
-   case 7:
-      if (ISL_DEV_IS_HASWELL(dev)) {
-         isl_gen75_surf_fill_state_s(dev, state, info);
-      } else {
-         isl_gen7_surf_fill_state_s(dev, state, info);
-      }
-      break;
-   case 8:
-      isl_gen8_surf_fill_state_s(dev, state, info);
-      break;
-   case 9:
-      isl_gen9_surf_fill_state_s(dev, state, info);
-      break;
-   case 10:
-      isl_gen10_surf_fill_state_s(dev, state, info);
-      break;
-   default:
-      assert(!"Cannot fill surface state for this gen");
-   }
+   isl_genX_call(dev, surf_fill_state_s, dev, state, info);
 }
 
 void
 isl_buffer_fill_state_s(const struct isl_device *dev, void *state,
                         const struct isl_buffer_fill_state_info *restrict info)
 {
-   switch (ISL_DEV_GEN(dev)) {
-   case 4:
-   case 5:
-      /* Gen 4-5 are all the same when it comes to buffer surfaces */
-      isl_gen5_buffer_fill_state_s(state, info);
-      break;
-   case 6:
-      isl_gen6_buffer_fill_state_s(state, info);
-      break;
-   case 7:
-      if (ISL_DEV_IS_HASWELL(dev)) {
-         isl_gen75_buffer_fill_state_s(state, info);
-      } else {
-         isl_gen7_buffer_fill_state_s(state, info);
-      }
-      break;
-   case 8:
-      isl_gen8_buffer_fill_state_s(state, info);
-      break;
-   case 9:
-      isl_gen9_buffer_fill_state_s(state, info);
-      break;
-   case 10:
-      isl_gen10_buffer_fill_state_s(state, info);
-      break;
-   default:
-      assert(!"Cannot fill surface state for this gen");
-   }
+   isl_genX_call(dev, buffer_fill_state_s, state, info);
 }
 
 void
@@ -1869,40 +1845,7 @@ isl_emit_depth_stencil_hiz_s(const struct isl_device *dev, void *batch,
       }
    }
 
-   switch (ISL_DEV_GEN(dev)) {
-   case 4:
-      if (ISL_DEV_IS_G4X(dev)) {
-         /* G45 surface state is the same as gen5 */
-         isl_gen5_emit_depth_stencil_hiz_s(dev, batch, info);
-      } else {
-         isl_gen4_emit_depth_stencil_hiz_s(dev, batch, info);
-      }
-      break;
-   case 5:
-      isl_gen5_emit_depth_stencil_hiz_s(dev, batch, info);
-      break;
-   case 6:
-      isl_gen6_emit_depth_stencil_hiz_s(dev, batch, info);
-      break;
-   case 7:
-      if (ISL_DEV_IS_HASWELL(dev)) {
-         isl_gen75_emit_depth_stencil_hiz_s(dev, batch, info);
-      } else {
-         isl_gen7_emit_depth_stencil_hiz_s(dev, batch, info);
-      }
-      break;
-   case 8:
-      isl_gen8_emit_depth_stencil_hiz_s(dev, batch, info);
-      break;
-   case 9:
-      isl_gen9_emit_depth_stencil_hiz_s(dev, batch, info);
-      break;
-   case 10:
-      isl_gen10_emit_depth_stencil_hiz_s(dev, batch, info);
-      break;
-   default:
-      assert(!"Cannot fill surface state for this gen");
-   }
+   isl_genX_call(dev, emit_depth_stencil_hiz_s, dev, batch, info);
 }
 
 /**
-- 
2.5.0.400.gff86faf