Add max_tasks and min_elems kwargs to Metal ext specialisations

Author: anicusan

ext/AcceleratedKernelsMetalExt.jl

@@ -14,6 +14,10 @@ function AK.accumulate!(
     dims::Union{Nothing, Int}=nothing,
     inclusive::Bool=true,
 
+    # CPU settings - not used
+    max_tasks::Int=Threads.nthreads(),
+    min_elems::Int=1,
+
     # Algorithm choice
     alg::AK.AccumulateAlgorithm=AK.ScanPrefixes(),
 
@@ -39,6 +43,10 @@ function AK.accumulate!(
     dims::Union{Nothing, Int}=nothing,
     inclusive::Bool=true,
 
+    # CPU settings - not used
+    max_tasks::Int=Threads.nthreads(),
+    min_elems::Int=1,
+
     # Algorithm choice
     alg::AK.AccumulateAlgorithm=AK.ScanPrefixes(),
 
@@ -63,6 +71,10 @@ function AK.cumsum(
     neutral=zero(eltype(src)),
     dims::Union{Nothing, Int}=nothing,
 
+    # CPU settings - not used
+    max_tasks::Int=Threads.nthreads(),
+    min_elems::Int=1,
+
     # Algorithm choice
     alg::AK.AccumulateAlgorithm=AK.ScanPrefixes(),
 
@@ -93,6 +105,10 @@ function AK.cumprod(
     neutral=one(eltype(src)),
     dims::Union{Nothing, Int}=nothing,
 
+    # CPU settings - not used
+    max_tasks::Int=Threads.nthreads(),
+    min_elems::Int=1,
+
     # Algorithm choice
     alg::AK.AccumulateAlgorithm=AK.ScanPrefixes(),