Mesa (main): gallium: remove PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT CAP

GitLab Mirror gitlab-mirror at kemper.freedesktop.org
Sat Jun 4 16:47:33 UTC 2022


Module: Mesa
Branch: main
Commit: 26ff49038cf788713d5231fa4bb96791ee890f75
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=26ff49038cf788713d5231fa4bb96791ee890f75

Author: Timothy Arceri <tarceri at itsqueeze.com>
Date:   Fri May  6 12:13:44 2022 +1000

gallium: remove PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT CAP

This is used for the old, buggy and slow GLSL IR loop unrolling
code. All drivers have now switched to the NIR unrolling code so
here we remove the CAP.

Reviewed-by: Alyssa Rosenzweig <alyssa at collabora.com>
Reviewed-by: Emma Anholt <emma at anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16366>

---

 docs/gallium/screen.rst                          | 4 ----
 src/gallium/auxiliary/gallivm/lp_bld_limits.h    | 1 -
 src/gallium/auxiliary/tgsi/tgsi_exec.h           | 1 -
 src/gallium/drivers/asahi/agx_pipe.c             | 1 -
 src/gallium/drivers/crocus/crocus_screen.c       | 1 -
 src/gallium/drivers/d3d12/d3d12_screen.cpp       | 1 -
 src/gallium/drivers/etnaviv/etnaviv_screen.c     | 1 -
 src/gallium/drivers/freedreno/freedreno_screen.c | 1 -
 src/gallium/drivers/i915/i915_screen.c           | 1 -
 src/gallium/drivers/iris/iris_screen.c           | 1 -
 src/gallium/drivers/lima/lima_screen.c           | 4 ----
 src/gallium/drivers/nouveau/nv30/nv30_screen.c   | 2 --
 src/gallium/drivers/nouveau/nv50/nv50_screen.c   | 1 -
 src/gallium/drivers/nouveau/nvc0/nvc0_screen.c   | 1 -
 src/gallium/drivers/panfrost/pan_screen.c        | 1 -
 src/gallium/drivers/r300/r300_screen.c           | 2 --
 src/gallium/drivers/r600/r600_pipe.c             | 1 -
 src/gallium/drivers/radeonsi/si_get.c            | 2 --
 src/gallium/drivers/svga/svga_screen.c           | 3 ---
 src/gallium/drivers/v3d/v3d_screen.c             | 3 ---
 src/gallium/drivers/vc4/vc4_screen.c             | 1 -
 src/gallium/drivers/zink/zink_screen.c           | 3 ---
 src/gallium/include/pipe/p_defines.h             | 1 -
 src/mesa/state_tracker/st_extensions.c           | 4 ----
 24 files changed, 42 deletions(-)

diff --git a/docs/gallium/screen.rst b/docs/gallium/screen.rst
index 808afec859a..71239a5bc56 100644
--- a/docs/gallium/screen.rst
+++ b/docs/gallium/screen.rst
@@ -735,10 +735,6 @@ MOV OUT[0], CONST[0][3]  # copy vector 3 of constbuf 0
 * ``PIPE_SHADER_CAP_LDEXP_SUPPORTED``: Whether LDEXP is supported.
 * ``PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE``: Whether the driver doesn't
   ignore tgsi_declaration_range::Last for shader inputs and outputs.
-* ``PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT``: This is the maximum number
-  of iterations that loops are allowed to have to be unrolled. It is only
-  a hint to gallium frontends. Whether any loops will be unrolled is not
-  guaranteed.
 * ``PIPE_SHADER_CAP_MAX_SHADER_BUFFERS``: Maximum number of memory buffers
   (also used to implement atomic counters). Having this be non-0 also
   implies support for the ``LOAD``, ``STORE``, and ``ATOM*`` TGSI
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_limits.h b/src/gallium/auxiliary/gallivm/lp_bld_limits.h
index e2a440e81c6..312b7410604 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_limits.h
+++ b/src/gallium/auxiliary/gallivm/lp_bld_limits.h
@@ -157,7 +157,6 @@ gallivm_get_shader_param(enum pipe_shader_cap param)
    case PIPE_SHADER_CAP_LDEXP_SUPPORTED:
    case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
    case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
       return 0;
    case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
       return LP_MAX_TGSI_SHADER_BUFFERS;
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.h b/src/gallium/auxiliary/tgsi/tgsi_exec.h
index bd3de6978ae..253a53cd030 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_exec.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_exec.h
@@ -469,7 +469,6 @@ tgsi_exec_get_shader_param(enum pipe_shader_cap param)
    case PIPE_SHADER_CAP_FP16_CONST_BUFFERS:
    case PIPE_SHADER_CAP_INT16:
    case PIPE_SHADER_CAP_GLSL_16BIT_CONSTS:
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
       return 0;
    case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
       return PIPE_MAX_SAMPLERS;
diff --git a/src/gallium/drivers/asahi/agx_pipe.c b/src/gallium/drivers/asahi/agx_pipe.c
index c64bf396f85..90d48055ca8 100644
--- a/src/gallium/drivers/asahi/agx_pipe.c
+++ b/src/gallium/drivers/asahi/agx_pipe.c
@@ -981,7 +981,6 @@ agx_get_shader_param(struct pipe_screen* pscreen,
    case PIPE_SHADER_CAP_SUPPORTED_IRS:
       return (1 << PIPE_SHADER_IR_NIR) | (1 << PIPE_SHADER_IR_NIR_SERIALIZED);
 
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
    case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
    case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
    case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
diff --git a/src/gallium/drivers/crocus/crocus_screen.c b/src/gallium/drivers/crocus/crocus_screen.c
index 2c0e82d3ec8..9d36107cf01 100644
--- a/src/gallium/drivers/crocus/crocus_screen.c
+++ b/src/gallium/drivers/crocus/crocus_screen.c
@@ -526,7 +526,6 @@ crocus_get_shader_param(struct pipe_screen *pscreen,
    case PIPE_SHADER_CAP_DFRACEXP_DLDEXP_SUPPORTED:
    case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
    case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
    case PIPE_SHADER_CAP_FP16_DERIVATIVES:
    case PIPE_SHADER_CAP_INT16:
    case PIPE_SHADER_CAP_GLSL_16BIT_CONSTS:
diff --git a/src/gallium/drivers/d3d12/d3d12_screen.cpp b/src/gallium/drivers/d3d12/d3d12_screen.cpp
index 2b7dd3aae71..697dd76f81e 100644
--- a/src/gallium/drivers/d3d12/d3d12_screen.cpp
+++ b/src/gallium/drivers/d3d12/d3d12_screen.cpp
@@ -483,7 +483,6 @@ d3d12_get_shader_param(struct pipe_screen *pscreen,
           screen->opts.ResourceBindingTier >= D3D12_RESOURCE_BINDING_TIER_3) ?
          PIPE_MAX_SHADER_IMAGES : D3D12_PS_CS_UAV_REGISTER_COUNT;
 
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
    case PIPE_SHADER_CAP_LDEXP_SUPPORTED:
    case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
    case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
diff --git a/src/gallium/drivers/etnaviv/etnaviv_screen.c b/src/gallium/drivers/etnaviv/etnaviv_screen.c
index c32fec17e4e..bf8c989d95b 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_screen.c
+++ b/src/gallium/drivers/etnaviv/etnaviv_screen.c
@@ -414,7 +414,6 @@ etna_screen_get_shader_param(struct pipe_screen *pscreen,
    case PIPE_SHADER_CAP_SUPPORTED_IRS:
       return (1 << PIPE_SHADER_IR_TGSI) |
              (1 << PIPE_SHADER_IR_NIR);
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
    case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
    case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
    case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index cc1e0d4f7d6..b698bd64844 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -649,7 +649,6 @@ fd_screen_get_shader_param(struct pipe_screen *pscreen,
    case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
    case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
    case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
       return 0;
    case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
       return 1;
diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
index d6f3acb752a..659cf244939 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -370,7 +370,6 @@ i915_get_shader_param(struct pipe_screen *screen, enum pipe_shader_type shader,
       case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
       case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
       case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
-      case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
          return 0;
 
       default:
diff --git a/src/gallium/drivers/iris/iris_screen.c b/src/gallium/drivers/iris/iris_screen.c
index df0c9012991..79b17b39c5e 100644
--- a/src/gallium/drivers/iris/iris_screen.c
+++ b/src/gallium/drivers/iris/iris_screen.c
@@ -524,7 +524,6 @@ iris_get_shader_param(struct pipe_screen *pscreen,
    case PIPE_SHADER_CAP_DFRACEXP_DLDEXP_SUPPORTED:
    case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
    case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
       return 0;
    default:
       unreachable("unknown shader param");
diff --git a/src/gallium/drivers/lima/lima_screen.c b/src/gallium/drivers/lima/lima_screen.c
index 0ac69411c36..95f2481139f 100644
--- a/src/gallium/drivers/lima/lima_screen.c
+++ b/src/gallium/drivers/lima/lima_screen.c
@@ -238,9 +238,6 @@ get_vertex_shader_param(struct lima_screen *screen,
    case PIPE_SHADER_CAP_MAX_TEMPS:
       return 256; /* need investigate */
 
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
-      return 0;
-
    default:
       return 0;
    }
@@ -289,7 +286,6 @@ get_fragment_shader_param(struct lima_screen *screen,
 
    case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
    case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
       return 0;
 
    default:
diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
index 21be946e2ca..792e1da3083 100644
--- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
@@ -347,7 +347,6 @@ nv30_screen_get_shader_param(struct pipe_screen *pscreen,
          return (eng3d->oclass >= NV40_3D_CLASS) ? 32 : 13;
       case PIPE_SHADER_CAP_PREFERRED_IR:
          return (NOUVEAU_DEBUG & NOUVEAU_DEBUG_USE_TGSI) ? PIPE_SHADER_IR_TGSI : PIPE_SHADER_IR_NIR;
-      case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
       case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
       case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
          return 0;
@@ -405,7 +404,6 @@ nv30_screen_get_shader_param(struct pipe_screen *pscreen,
          return 16;
       case PIPE_SHADER_CAP_PREFERRED_IR:
          return (NOUVEAU_DEBUG & NOUVEAU_DEBUG_USE_TGSI) ? PIPE_SHADER_IR_TGSI : PIPE_SHADER_IR_NIR;
-      case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
       case PIPE_SHADER_CAP_CONT_SUPPORTED:
       case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
       case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index 215a7bd4a9a..9c2ff9d8c62 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -517,7 +517,6 @@ nv50_screen_get_shader_param(struct pipe_screen *pscreen,
       return screen->prefer_nir ? PIPE_SHADER_IR_NIR : PIPE_SHADER_IR_TGSI;
    case PIPE_SHADER_CAP_SUPPORTED_IRS:
       return (1 << PIPE_SHADER_IR_TGSI) | (1 << PIPE_SHADER_IR_NIR);
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
    case PIPE_SHADER_CAP_DROUND_SUPPORTED:
    case PIPE_SHADER_CAP_DFRACEXP_DLDEXP_SUPPORTED:
    case PIPE_SHADER_CAP_LDEXP_SUPPORTED:
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index 2a1dbf0a70a..65e7dc66983 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -552,7 +552,6 @@ nvc0_screen_get_shader_param(struct pipe_screen *pscreen,
    case PIPE_SHADER_CAP_GLSL_16BIT_CONSTS:
    case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
    case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
       return 0;
    case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
       return NVC0_MAX_BUFFERS;
diff --git a/src/gallium/drivers/panfrost/pan_screen.c b/src/gallium/drivers/panfrost/pan_screen.c
index 79a09818cda..5422c1900a5 100644
--- a/src/gallium/drivers/panfrost/pan_screen.c
+++ b/src/gallium/drivers/panfrost/pan_screen.c
@@ -457,7 +457,6 @@ panfrost_get_shader_param(struct pipe_screen *screen,
         case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
                 return allow_side_effects ? PIPE_MAX_SHADER_IMAGES : 0;
 
-        case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
                 return 0;
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index 05c0ca28a63..2b51a8859ac 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -316,7 +316,6 @@ static int r300_get_shader_param(struct pipe_screen *pscreen,
         case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
-        case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
             return 0;
         default:
             break;
@@ -408,7 +407,6 @@ static int r300_get_shader_param(struct pipe_screen *pscreen,
         case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
-        case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
             return 0;
         default:
             break;
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 85e987fff3e..b7b557c4c2d 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -642,7 +642,6 @@ static int r600_get_shader_param(struct pipe_screen* pscreen,
 		}
 		return ir;
 	}
-	case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
 	case PIPE_SHADER_CAP_DROUND_SUPPORTED:
 	case PIPE_SHADER_CAP_DFRACEXP_DLDEXP_SUPPORTED:
 	case PIPE_SHADER_CAP_LDEXP_SUPPORTED:
diff --git a/src/gallium/drivers/radeonsi/si_get.c b/src/gallium/drivers/radeonsi/si_get.c
index 06ea8c5e535..ebae415aa07 100644
--- a/src/gallium/drivers/radeonsi/si_get.c
+++ b/src/gallium/drivers/radeonsi/si_get.c
@@ -441,8 +441,6 @@ static int si_get_shader_param(struct pipe_screen *pscreen, enum pipe_shader_typ
       return SI_NUM_SHADER_BUFFERS;
    case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
       return SI_NUM_IMAGES;
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
-      return 0;
    case PIPE_SHADER_CAP_PREFERRED_IR:
       return PIPE_SHADER_IR_NIR;
 
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index 67ae0543612..fd765ba9254 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -554,7 +554,6 @@ vgpu9_get_shader_param(struct pipe_screen *screen,
       case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
       case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
       case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
-      case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
          return 0;
       }
       /* If we get here, we failed to handle a cap above */
@@ -621,7 +620,6 @@ vgpu9_get_shader_param(struct pipe_screen *screen,
       case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
       case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
       case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
-      case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
          return 0;
       }
       /* If we get here, we failed to handle a cap above */
@@ -743,7 +741,6 @@ vgpu10_get_shader_param(struct pipe_screen *screen,
    case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
       return sws->have_gl43 ? SVGA_MAX_ATOMIC_BUFFERS : 0;
 
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
    case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
    case PIPE_SHADER_CAP_INT64_ATOMICS:
       return 0;
diff --git a/src/gallium/drivers/v3d/v3d_screen.c b/src/gallium/drivers/v3d/v3d_screen.c
index b0dca2afcb0..a079f2b2edc 100644
--- a/src/gallium/drivers/v3d/v3d_screen.c
+++ b/src/gallium/drivers/v3d/v3d_screen.c
@@ -466,9 +466,6 @@ v3d_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
                 return PIPE_SHADER_IR_NIR;
         case PIPE_SHADER_CAP_SUPPORTED_IRS:
                 return 1 << PIPE_SHADER_IR_NIR;
-        case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
-                /* We use NIR's loop unrolling */
-                return 0;
         default:
                 fprintf(stderr, "unknown shader param %d\n", param);
                 return 0;
diff --git a/src/gallium/drivers/vc4/vc4_screen.c b/src/gallium/drivers/vc4/vc4_screen.c
index 5bd4e35d502..0f17f03922e 100644
--- a/src/gallium/drivers/vc4/vc4_screen.c
+++ b/src/gallium/drivers/vc4/vc4_screen.c
@@ -311,7 +311,6 @@ vc4_screen_get_shader_param(struct pipe_screen *pscreen,
                 return PIPE_SHADER_IR_NIR;
         case PIPE_SHADER_CAP_SUPPORTED_IRS:
                 return 1 << PIPE_SHADER_IR_NIR;
-        case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
         case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
         case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
diff --git a/src/gallium/drivers/zink/zink_screen.c b/src/gallium/drivers/zink/zink_screen.c
index 3645c7fb8ca..0805ad5d7df 100644
--- a/src/gallium/drivers/zink/zink_screen.c
+++ b/src/gallium/drivers/zink/zink_screen.c
@@ -1012,9 +1012,6 @@ zink_get_shader_param(struct pipe_screen *pscreen,
    case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
       return 0; /* no idea */
 
-   case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
-      return 0;
-
    case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
       switch (shader) {
       case PIPE_SHADER_VERTEX:
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index e6b4a711f32..b26cbf7cba6 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -1101,7 +1101,6 @@ enum pipe_shader_cap
    PIPE_SHADER_CAP_DROUND_SUPPORTED, /* all rounding modes */
    PIPE_SHADER_CAP_DFRACEXP_DLDEXP_SUPPORTED,
    PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE,
-   PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT,
    PIPE_SHADER_CAP_MAX_SHADER_BUFFERS,
    PIPE_SHADER_CAP_SUPPORTED_IRS,
    PIPE_SHADER_CAP_MAX_SHADER_IMAGES,
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index e0ceb29a26d..c0e87b14363 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -351,10 +351,6 @@ void st_init_limits(struct pipe_screen *screen,
          can_ubo = false;
       }
 
-      options->MaxUnrollIterations =
-         screen->get_shader_param(screen, sh,
-                              PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT);
-
       if (!screen->get_param(screen, PIPE_CAP_NIR_COMPACT_ARRAYS))
          options->LowerCombinedClipCullDistance = true;
 



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