diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c index b594d5c05149..9053435488c5 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c @@ -621,7 +621,7 @@ static int gfx_v9_4_3_switch_compute_partition(struct amdgpu_device *adev, int num_xccs_per_xcp) { int ret, i, num_xcc; - u32 tmp = 0; + u32 tmp = 0, regval; if (adev->psp.funcs) { ret = psp_spatial_partition(&adev->psp, @@ -629,23 +629,24 @@ static int gfx_v9_4_3_switch_compute_partition(struct amdgpu_device *adev, num_xccs_per_xcp); if (ret) return ret; - } else { - num_xcc = NUM_XCC(adev->gfx.xcc_mask); + } + + num_xcc = NUM_XCC(adev->gfx.xcc_mask); - for (i = 0; i < num_xcc; i++) { - tmp = REG_SET_FIELD(tmp, CP_HYP_XCP_CTL, NUM_XCC_IN_XCP, - num_xccs_per_xcp); - tmp = REG_SET_FIELD(tmp, CP_HYP_XCP_CTL, VIRTUAL_XCC_ID, - i % num_xccs_per_xcp); + for (i = 0; i < num_xcc; i++) { + tmp = REG_SET_FIELD(tmp, CP_HYP_XCP_CTL, NUM_XCC_IN_XCP, + num_xccs_per_xcp); + tmp = REG_SET_FIELD(tmp, CP_HYP_XCP_CTL, VIRTUAL_XCC_ID, + i % num_xccs_per_xcp); + regval = RREG32_SOC15(GC, GET_INST(GC, i), regCP_HYP_XCP_CTL); + if (regval != tmp) WREG32_SOC15(GC, GET_INST(GC, i), regCP_HYP_XCP_CTL, tmp); - } - ret = 0; } adev->gfx.num_xcc_per_xcp = num_xccs_per_xcp; - return ret; + return 0; } static int gfx_v9_4_3_ih_to_xcc_inst(struct amdgpu_device *adev, int ih_node) |