diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2016-02-03 18:59:33 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-02-04 12:24:15 -0500 |
| commit | 6950af4e8475fa969ba46675fe2665c842fc4b79 (patch) | |
| tree | b37222dc40478701b78611048d1c08b9609f99ff | |
| parent | 35c35ea66d7940e78cf375e569e659f66e9fb69d (diff) | |
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>
| -rw-r--r-- | tests/amdgpu/basic_tests.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/amdgpu/basic_tests.c b/tests/amdgpu/basic_tests.c index 5a02ab5a1f7a..4ef6014e289f 100644 --- a/tests/amdgpu/basic_tests.c +++ b/tests/amdgpu/basic_tests.c @@ -455,12 +455,19 @@ static void amdgpu_command_submission_cp_const_fill(void) 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 @@ static void amdgpu_command_submission_copy_linear_helper(unsigned ip_type) 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, |