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drm/amd/amdgpu: Add gpr reading for GFX v7 

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Acked-by: Edward O'Callaghan <funfunctor@folklore1984.net>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tom St Denis 2016-12-05 13:24:49 -05:00 committed by Alex Deucher
parent 34e646f444
commit cc3f5b8df9
1 changed files with 25 additions and 0 deletions
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25
drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
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@ -4380,6 +4380,21 @@ static uint32_t wave_read_ind(struct amdgpu_device *adev, uint32_t simd, uint32_
return RREG32(mmSQ_IND_DATA); return RREG32(mmSQ_IND_DATA);
} }
static void wave_read_regs(struct amdgpu_device *adev, uint32_t simd,
uint32_t wave, uint32_t thread,
uint32_t regno, uint32_t num, uint32_t *out)
{
WREG32(mmSQ_IND_INDEX,
(wave << SQ_IND_INDEX__WAVE_ID__SHIFT) |
(simd << SQ_IND_INDEX__SIMD_ID__SHIFT) |
(regno << SQ_IND_INDEX__INDEX__SHIFT) |
(thread << SQ_IND_INDEX__THREAD_ID__SHIFT) |
(SQ_IND_INDEX__FORCE_READ_MASK) |
(SQ_IND_INDEX__AUTO_INCR_MASK));
while (num--)
*(out++) = RREG32(mmSQ_IND_DATA);
}
static void gfx_v7_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields) static void gfx_v7_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields)
{ {
/* type 0 wave data */ /* type 0 wave data */
@ -4404,10 +4419,20 @@ static void gfx_v7_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, u
dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_M0); dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_M0);
} }
static void gfx_v7_0_read_wave_sgprs(struct amdgpu_device *adev, uint32_t simd,
uint32_t wave, uint32_t start,
uint32_t size, uint32_t *dst)
{
wave_read_regs(
adev, simd, wave, 0,
start + SQIND_WAVE_SGPRS_OFFSET, size, dst);
}
static const struct amdgpu_gfx_funcs gfx_v7_0_gfx_funcs = { static const struct amdgpu_gfx_funcs gfx_v7_0_gfx_funcs = {
.get_gpu_clock_counter = &gfx_v7_0_get_gpu_clock_counter, .get_gpu_clock_counter = &gfx_v7_0_get_gpu_clock_counter,
.select_se_sh = &gfx_v7_0_select_se_sh, .select_se_sh = &gfx_v7_0_select_se_sh,
.read_wave_data = &gfx_v7_0_read_wave_data, .read_wave_data = &gfx_v7_0_read_wave_data,
.read_wave_sgprs = &gfx_v7_0_read_wave_sgprs,
}; };
static const struct amdgpu_rlc_funcs gfx_v7_0_rlc_funcs = { static const struct amdgpu_rlc_funcs gfx_v7_0_rlc_funcs = {