msm: ADSPRPC: Allocate cached memory for ADSP RPC buffers
Pass ION_FLAG_CACHED flag to allocate cached memory for ADSP
RPC buffers that are flushed before being passed to the remote
processor.
Change-Id: I5faa2c074157efcdc3d859090c046b6a700e52a4
Acked-by: Sathish Ambley <sambley@qti.qualcomm.com>
Signed-off-by: Mitchel Humpherys <mitchelh@codeaurora.org>
diff --git a/drivers/char/adsprpc.c b/drivers/char/adsprpc.c
index a740be6..4507f80 100644
--- a/drivers/char/adsprpc.c
+++ b/drivers/char/adsprpc.c
@@ -232,7 +232,7 @@
buf->virt = 0;
heap = me->smmu.enabled ? ION_HEAP(ION_IOMMU_HEAP_ID) :
ION_HEAP(ION_ADSP_HEAP_ID) | ION_HEAP(ION_AUDIO_HEAP_ID);
- buf->handle = ion_alloc(clnt, buf->size, SZ_4K, heap, 0);
+ buf->handle = ion_alloc(clnt, buf->size, SZ_4K, heap, ION_FLAG_CACHED);
VERIFY(err, 0 == IS_ERR_OR_NULL(buf->handle));
if (err)
goto bail;