diff options
| author | Christian König <christian.koenig@amd.com> | 2018-08-21 12:45:31 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-08-27 15:10:29 -0500 |
| commit | f5d850331ea9bdf18e68ae298cff35c7b7233993 (patch) | |
| tree | 5bef3dd4a1605cbdecdd2870f1241ab23008fe78 /drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | |
| parent | efb6706405963047fb312efbe1af2d7490b58261 (diff) | |
drm/amdgpu: implement soft_recovery for GFX8 v2
Try to kill waves on the SQ.
v2: only for the GFX ring for now.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 282dba6cce86..9de940a65c80 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -6714,6 +6714,18 @@ static void gfx_v8_0_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, amdgpu_ring_write(ring, val); } +static void gfx_v8_0_ring_soft_recovery(struct amdgpu_ring *ring, unsigned vmid) +{ + struct amdgpu_device *adev = ring->adev; + uint32_t value = 0; + + value = REG_SET_FIELD(value, SQ_CMD, CMD, 0x03); + value = REG_SET_FIELD(value, SQ_CMD, MODE, 0x01); + value = REG_SET_FIELD(value, SQ_CMD, CHECK_VMID, 1); + value = REG_SET_FIELD(value, SQ_CMD, VM_ID, vmid); + WREG32(mmSQ_CMD, value); +} + static void gfx_v8_0_set_gfx_eop_interrupt_state(struct amdgpu_device *adev, enum amdgpu_interrupt_state state) { @@ -7171,6 +7183,7 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_gfx = { .init_cond_exec = gfx_v8_0_ring_emit_init_cond_exec, .patch_cond_exec = gfx_v8_0_ring_emit_patch_cond_exec, .emit_wreg = gfx_v8_0_ring_emit_wreg, + .soft_recovery = gfx_v8_0_ring_soft_recovery, }; static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_compute = { |