tests/amdgpu: add a test for cp dma copy
Use the CP to copy data between buffers
Reviewed-by: Ken Wang <Qingqing.Wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/tests/amdgpu/basic_tests.c b/tests/amdgpu/basic_tests.c
index 5a02ab5..4ef6014 100644
--- a/tests/amdgpu/basic_tests.c
+++ b/tests/amdgpu/basic_tests.c
@@ -455,12 +455,19 @@
amdgpu_command_submission_const_fill_helper(AMDGPU_HW_IP_GFX);
}
+static void amdgpu_command_submission_cp_copy_data(void)
+{
+ amdgpu_command_submission_copy_linear_helper(AMDGPU_HW_IP_GFX);
+}
+
static void amdgpu_command_submission_gfx(void)
{
/* write data using the CP */
amdgpu_command_submission_cp_write_data();
/* const fill using the CP */
amdgpu_command_submission_cp_const_fill();
+ /* copy data using the CP */
+ amdgpu_command_submission_cp_copy_data();
/* separate IB buffers for multi-IB submission */
amdgpu_command_submission_gfx_separate_ibs();
/* shared IB buffer for multi-IB submission */
@@ -1023,6 +1030,17 @@
pm4[i++] = (0xffffffff00000000 & bo1_mc) >> 32;
pm4[i++] = 0xffffffff & bo2_mc;
pm4[i++] = (0xffffffff00000000 & bo2_mc) >> 32;
+ } else if (ip_type == AMDGPU_HW_IP_GFX) {
+ pm4[i++] = PACKET3(PACKET3_DMA_DATA, 5);
+ pm4[i++] = PACKET3_DMA_DATA_ENGINE(0) |
+ PACKET3_DMA_DATA_DST_SEL(0) |
+ PACKET3_DMA_DATA_SRC_SEL(0) |
+ PACKET3_DMA_DATA_CP_SYNC;
+ pm4[i++] = 0xfffffffc & bo1_mc;
+ pm4[i++] = (0xffffffff00000000 & bo1_mc) >> 32;
+ pm4[i++] = 0xfffffffc & bo2_mc;
+ pm4[i++] = (0xffffffff00000000 & bo2_mc) >> 32;
+ pm4[i++] = sdma_write_length;
}
amdgpu_test_exec_cs_helper(context_handle,