CANN: Mask unsupported TRANSPOSE_1D operator (#15733)

hipudding · web-flow · commit f6da8cb86a28 · 2025-09-03T14:08:22.000+08:00
CANN currently does not support kernels larger than 255.
This change disables such cases.
diff --git a/ggml/src/ggml-cann/aclnn_ops.cpp b/ggml/src/ggml-cann/aclnn_ops.cpp
@@ -2803,16 +2803,14 @@ void ggml_cann_conv_transpose_1d(ggml_backend_cann_context& ctx, ggml_tensor* ds
     aclIntArray *padding = aclCreateIntArray(paddingVal, 1);
     int64_t dilationVal[] = {1};
     aclIntArray *dilation = aclCreateIntArray(dilationVal, 1);
-    bool transposed = true;
-    int64_t groups = 1;
     int8_t cubeMathType = 0;
 
 #ifdef ASCEND_310P
     cubeMathType = 1;
 #endif
 
     GGML_CANN_CALL_ACLNN_OP(ctx, Convolution, acl_input, acl_weight, nullptr, stride,
-        padding, dilation, transposed, padding, groups, acl_dst, cubeMathType);
+        padding, dilation, true, padding, 1, acl_dst, cubeMathType);
 
     ggml_cann_release_resources(ctx, acl_weight, acl_dst, stride, padding, dilation);
 }
diff --git a/ggml/src/ggml-cann/ggml-cann.cpp b/ggml/src/ggml-cann/ggml-cann.cpp
@@ -2479,12 +2479,14 @@ static bool ggml_backend_cann_supports_op(ggml_backend_dev_t dev,
         case GGML_OP_ARGMAX:
         case GGML_OP_COS:
         case GGML_OP_SIN:
-        case GGML_OP_CONV_TRANSPOSE_1D:
         case GGML_OP_LOG:
         case GGML_OP_MEAN:
         case GGML_OP_PAD_REFLECT_1D:
         case GGML_OP_COUNT_EQUAL:
             return true;
+        case GGML_OP_CONV_TRANSPOSE_1D:
+            // TODO: ((weightL - 1) * dilationW - padLeft)=1336 should not be larger than 255.
+            return (op->src[0]->ne[0] - 1) <= 255;
         case GGML_OP_SCALE:
             float bias;
             memcpy(&bias, (const float *)(op->op_params) + 1, sizeof(float));
