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drm/amdgpu/gfx9: implement wave VGPR reading 

This is already hooked up to the "amdgpu_gpr" debugfs file used by
the umr userspace debugging tool.

Signed-off-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Nicolai Hähnle 2017-09-09 00:09:29 +02:00 committed by Alex Deucher
parent f5eaffccf1
commit 822770ad49
1 changed files with 10 additions and 0 deletions
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10
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
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@ -997,12 +997,22 @@ static void gfx_v9_0_read_wave_sgprs(struct amdgpu_device *adev, uint32_t simd,
start + SQIND_WAVE_SGPRS_OFFSET, size, dst); start + SQIND_WAVE_SGPRS_OFFSET, size, dst);
} }
static void gfx_v9_0_read_wave_vgprs(struct amdgpu_device *adev, uint32_t simd,
uint32_t wave, uint32_t thread,
uint32_t start, uint32_t size,
uint32_t *dst)
{
wave_read_regs(
adev, simd, wave, thread,
start + SQIND_WAVE_VGPRS_OFFSET, size, dst);
}
static const struct amdgpu_gfx_funcs gfx_v9_0_gfx_funcs = { static const struct amdgpu_gfx_funcs gfx_v9_0_gfx_funcs = {
.get_gpu_clock_counter = &gfx_v9_0_get_gpu_clock_counter, .get_gpu_clock_counter = &gfx_v9_0_get_gpu_clock_counter,
.select_se_sh = &gfx_v9_0_select_se_sh, .select_se_sh = &gfx_v9_0_select_se_sh,
.read_wave_data = &gfx_v9_0_read_wave_data, .read_wave_data = &gfx_v9_0_read_wave_data,
.read_wave_sgprs = &gfx_v9_0_read_wave_sgprs, .read_wave_sgprs = &gfx_v9_0_read_wave_sgprs,
.read_wave_vgprs = &gfx_v9_0_read_wave_vgprs,
}; };
static void gfx_v9_0_gpu_early_init(struct amdgpu_device *adev) static void gfx_v9_0_gpu_early_init(struct amdgpu_device *adev)