[Hexagon] Guard UserDMA code with architecture check (#10770)

UserDMA is only available in Hexagon V68 and later. This fixes issue #10768.
apache · Mar 24, 2022 · 3918717 · 3918717
1 parent 4bff490
commit 3918717
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/src/runtime/hexagon/hexagon/hexagon_user_dma.cc b/src/runtime/hexagon/hexagon/hexagon_user_dma.cc
@@ -29,7 +29,7 @@ namespace runtime {
 namespace hexagon {
 
 int init_hexagon_user_dma() {
-#if defined(__hexagon__)
+#if defined(__hexagon__) && __HEXAGON_ARCH__ >= 68
   // reset DMA engine
   unsigned int status = dmpause() & DM0_STATUS_MASK;
   if (status != DM0_STATUS_IDLE) {
@@ -40,7 +40,7 @@ int init_hexagon_user_dma() {
 }
 
 int hexagon_user_dma_1d_sync(void* dst, void* src, uint32_t length) {
-#if defined(__hexagon__)
+#if defined(__hexagon__) && __HEXAGON_ARCH__ >= 68
   static int config_dma = init_hexagon_user_dma();
   if (config_dma != DMA_SUCCESS) {
     return DMA_FAILURE;

diff --git a/src/runtime/hexagon/hexagon/hexagon_user_dma_instructions.h b/src/runtime/hexagon/hexagon/hexagon_user_dma_instructions.h
@@ -24,7 +24,7 @@ namespace tvm {
 namespace runtime {
 namespace hexagon {
 
-#if defined(__hexagon__)
+#if defined(__hexagon__) && __HEXAGON_ARCH__ >= 68
 
 inline unsigned int dmpause() {
   unsigned int dm0 = 0;