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authorTom St Denis <tom.stdenis@amd.com>2016-11-07 14:07:59 -0500
committerAlex Deucher <alexander.deucher@amd.com>2016-11-11 10:21:09 -0500
commit3ee73ed8540a937e1c6b79ee8bee1277bf8e4a6b (patch)
tree2bf11aa56c27c5d62a098a5d71ca76472baa43b3 /drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
parent25069e0696f8410dc391c909cc31693f440566e6 (diff)
downloadop-kernel-dev-3ee73ed8540a937e1c6b79ee8bee1277bf8e4a6b.zip
op-kernel-dev-3ee73ed8540a937e1c6b79ee8bee1277bf8e4a6b.tar.gz
drm/amd/amdgpu: add wave reader to gfx v6
Add support for the debugfs wave reader. Signed-off-by: Tom St Denis <tom.stdenis@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
index dc038f0..77b5918 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
@@ -2807,9 +2807,45 @@ static void gfx_v6_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags)
amdgpu_ring_write(ring, 0);
}
+
+static uint32_t wave_read_ind(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t address)
+{
+ WREG32(mmSQ_IND_INDEX,
+ (wave << SQ_IND_INDEX__WAVE_ID__SHIFT) |
+ (simd << SQ_IND_INDEX__SIMD_ID__SHIFT) |
+ (address << SQ_IND_INDEX__INDEX__SHIFT) |
+ (SQ_IND_INDEX__FORCE_READ_MASK));
+ return RREG32(mmSQ_IND_DATA);
+}
+
+static void gfx_v6_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields)
+{
+ /* type 0 wave data */
+ dst[(*no_fields)++] = 0;
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_STATUS);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_LO);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_HI);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_LO);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_HI);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_HW_ID);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW0);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW1);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_GPR_ALLOC);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_LDS_ALLOC);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TRAPSTS);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_STS);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TBA_LO);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TBA_HI);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TMA_LO);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TMA_HI);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_DBG0);
+ dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_M0);
+}
+
static const struct amdgpu_gfx_funcs gfx_v6_0_gfx_funcs = {
.get_gpu_clock_counter = &gfx_v6_0_get_gpu_clock_counter,
.select_se_sh = &gfx_v6_0_select_se_sh,
+ .read_wave_data = &gfx_v6_0_read_wave_data,
};
static int gfx_v6_0_early_init(void *handle)
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