diff --git a/tinygrad/llops/ops_cpu.py b/tinygrad/llops/ops_cpu.py
index 2856e9226e..0fb848bce0 100644
--- a/tinygrad/llops/ops_cpu.py
+++ b/tinygrad/llops/ops_cpu.py
@@ -60,7 +60,7 @@ def movement_op(ctx, op, x, arg=None):
   elif op == MovementOps.EXPAND: return x.expand(arg)
   else: raise Exception(f"{op} isn't supported")
 
-def processing_op(ctx, op,x,w,out_shape,C):
+def processing_op(ctx,op,x,w,C):
   assert op == ProcessingOps.CONV, f"{op} isn't supported"
   if C.px > 0 or C.py > 0: x = np.pad(x, [(0,0), (0,0), (C.py, C.py), (C.px, C.px)])
   gx = x.reshape(C.bs,C.groups,C.cin,x.shape[2],x.shape[3])
diff --git a/tinygrad/llops/ops_gpu.py b/tinygrad/llops/ops_gpu.py
index 121e5344af..7bd51e943c 100644
--- a/tinygrad/llops/ops_gpu.py
+++ b/tinygrad/llops/ops_gpu.py
@@ -127,8 +127,8 @@ def contiguous(ctx, x, st, ret=None):
 def movement_op(ctx, op, x, arg=None):
   return contiguous(ctx, x, ShapeTracker(*x.shape).movement_op(op, arg))
 
-def processing_op(ctx,op,x,w,out_shape,C):
-  ret = ctx.buffer(out_shape)
+def processing_op(ctx,op,x,w,C):
+  ret = ctx.buffer((C.bs, C.cout, C.oy, C.ox))
   assert op == ProcessingOps.CONV, f"{op} isn't supported"
   # input  = (bs, groups, cin, iy, ix)
   # weight = (groups, rcout, cin, H, W)
diff --git a/tinygrad/llops/ops_opencl.py b/tinygrad/llops/ops_opencl.py
deleted file mode 120000
index 02c9307b09..0000000000
--- a/tinygrad/llops/ops_opencl.py
+++ /dev/null
@@ -1 +0,0 @@
-../../accel/opencl/ops_opencl.py
\ No newline at end of file
diff --git a/tinygrad/llops/ops_torch.py b/tinygrad/llops/ops_torch.py
index 919dabe342..627939c865 100644
--- a/tinygrad/llops/ops_torch.py
+++ b/tinygrad/llops/ops_torch.py
@@ -25,6 +25,6 @@ from tinygrad.llops.ops_cpu import unary_op, binary_op, reduce_op, movement_op
 
 from tinygrad.ops import ProcessingOps
 
-def processing_op(ctx,op,x,w,out_shape,C):
+def processing_op(ctx,op,x,w,C):
   assert op == ProcessingOps.CONV, f"{op} isn't supported"
   return torch.conv2d(x, w, stride=(C.ys, C.xs), groups=C.groups, dilation=(C.dy, C.dx), padding=(C.py, C.px))
diff --git a/tinygrad/mlops.py b/tinygrad/mlops.py
index ba5843e06a..f583401dab 100644
--- a/tinygrad/mlops.py
+++ b/tinygrad/mlops.py
@@ -170,7 +170,7 @@ class Conv2D(Function):
   def forward(ctx, x, w, stride=1, groups=1, dilation=1, padding=0):
     C = get_conv_args(x.shape, w.shape, stride, groups, dilation=dilation, padding=padding)
     ctx.save_for_backward(x,w,C)
-    return ctx.processing_op(ProcessingOps.CONV, x, w, (C.bs, C.cout, C.oy, C.ox), C)
+    return ctx.processing_op(ProcessingOps.CONV, x, w, C)
 
   def backward(ctx, grad_output):
     x, w, C = ctx.saved_tensors
@@ -188,7 +188,7 @@ class Conv2D(Function):
       wt = ctx.movement_op(MovementOps.RESHAPE, wt, (C.groups*C.cin, C.rcout, C.H, C.W))
       Cdx = get_conv_args(xt.shape, wt.shape, dilation=(C.dy, C.dx), padding=((C.H-1)*C.dy-C.py,(C.W-1)*C.dx-C.px), groups=C.groups)
       # TODO: this shape can be wrong. support asymmetric padding to remove the slice
-      dx = ctx.processing_op(ProcessingOps.CONV, xt, wt, (Cdx.bs, Cdx.cout, Cdx.oy, Cdx.ox), Cdx)
+      dx = ctx.processing_op(ProcessingOps.CONV, xt, wt, Cdx)
       dx = ctx.movement_op(MovementOps.SLICE, dx, [(0,s) for s in x.shape])
 
     if ctx.needs_input_grad[1]:
@@ -199,7 +199,7 @@ class Conv2D(Function):
       grad_output_dw = ctx.movement_op(MovementOps.PERMUTE, grad_output, (1,0,2,3))
       grad_output_dw = ctx.movement_op(MovementOps.RESHAPE, grad_output_dw, (C.cout, C.bs, C.oy, C.ox))
       Cdw = get_conv_args(xdw.shape, grad_output_dw.shape, padding=(C.py, C.px), stride=(C.dy, C.dx), dilation=(C.ys, C.xs), groups=C.groups)
-      grad_weight = ctx.processing_op(ProcessingOps.CONV, xdw, grad_output_dw, (C.cin, C.cout, Cdw.oy, Cdw.ox), Cdw)
+      grad_weight = ctx.processing_op(ProcessingOps.CONV, xdw, grad_output_dw, Cdw)
       grad_weight = ctx.movement_op(MovementOps.PERMUTE, grad_weight, (1,0,2,3))
       # TODO: remove this slice using asymmetric padding
       dw = ctx.movement_op(MovementOps.SLICE, grad_weight, ((0, grad_weight.shape[0]), (0, grad_weight.shape[1]), (0, w.shape[2]), (0, w.shape[3])))
diff --git a/tinygrad/ops.py b/tinygrad/ops.py
index 45301b2109..40f221ab4f 100644
--- a/tinygrad/ops.py
+++ b/tinygrad/ops.py
@@ -72,12 +72,11 @@ class Ops:
     assert ret.shape == ShapeTracker(*x.shape).movement_op(op, arg).shape
     return ret
 
-  def processing_op(ctx, op:ProcessingOps, x, y, out_shape, C):
-    # TODO: can we do better than out_shape?
-    if getattr(ctx.op, "preprocessing_op", None) is not None: x,y,C = ctx.op.preprocessing_op(ctx, op, x, y, out_shape, C)
-    ret = ctx.op.processing_op(ctx, op, x, y, out_shape, C)
+  def processing_op(ctx, op:ProcessingOps, x, y, C):
+    if getattr(ctx.op, "preprocessing_op", None) is not None: x,y,C = ctx.op.preprocessing_op(ctx, op, x, y, C)
+    ret = ctx.op.processing_op(ctx, op, x, y, C)
     log_op(op, ret, [x, y])
-    if getattr(ctx.op, "postprocessing_op", None) is not None: ret = ctx.op.postprocessing_op(ctx, op, ret, out_shape, C)
+    if getattr(ctx.op, "postprocessing_op", None) is not None: ret = ctx.op.postprocessing_op(ctx, op, ret, C)
     assert isinstance(ret, ctx.buffer)
-    assert ret.shape == out_shape
+    assert ret.shape == (C.bs, C.cout, C.oy, C.ox)
     return ret
\ No newline at end of file