hexagon: use the generic global coherent pool
Switch hexagon to use the generic code for dma_alloc_coherent from
a global pre-filled pool.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Cain <bcain@codeaurora.org>
diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig
index e5a8520..aab1a40 100644
--- a/arch/hexagon/Kconfig
+++ b/arch/hexagon/Kconfig
@@ -7,6 +7,7 @@
select ARCH_32BIT_OFF_T
select ARCH_HAS_SYNC_DMA_FOR_DEVICE
select ARCH_NO_PREEMPT
+ select DMA_GLOBAL_POOL
# Other pending projects/to-do items.
# select HAVE_REGS_AND_STACK_ACCESS_API
# select HAVE_HW_BREAKPOINT if PERF_EVENTS