diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c index a331a59c49e3..bdb84a53f0e4 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c @@ -347,6 +347,36 @@ static void nbio_v7_9_enable_doorbell_interrupt(struct amdgpu_device *adev, DOORBELL_INTERRUPT_DISABLE, enable ? 0 : 1); } +static enum amdgpu_gfx_partition nbio_v7_9_get_compute_partition_mode(struct amdgpu_device *adev) +{ + u32 tmp; + + tmp = RREG32_SOC15(NBIO, 0, regBIF_BX_PF0_PARTITION_COMPUTE_CAP); + + if (REG_GET_FIELD(tmp, BIF_BX_PF0_PARTITION_COMPUTE_CAP, SPX_SUPPORT)) + return AMDGPU_SPX_PARTITION_MODE; + else if (REG_GET_FIELD(tmp, BIF_BX_PF0_PARTITION_COMPUTE_CAP, DPX_SUPPORT)) + return AMDGPU_DPX_PARTITION_MODE; + else if (REG_GET_FIELD(tmp, BIF_BX_PF0_PARTITION_COMPUTE_CAP, TPX_SUPPORT)) + return AMDGPU_TPX_PARTITION_MODE; + else if (REG_GET_FIELD(tmp, BIF_BX_PF0_PARTITION_COMPUTE_CAP, CPX_SUPPORT)) + return AMDGPU_CPX_PARTITION_MODE; + else + return AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE; +} + +static void nbio_v7_9_set_compute_partition_mode(struct amdgpu_device *adev, + enum amdgpu_gfx_partition mode) +{ + u32 tmp; + + tmp = RREG32_SOC15(NBIO, 0, regBIF_BX_PF0_PARTITION_COMPUTE_CAP); + tmp &= ~0x1f; + tmp |= 1 << mode; + + WREG32_SOC15(NBIO, 0, regBIF_BX_PF0_PARTITION_COMPUTE_CAP, tmp); +} + const struct amdgpu_nbio_funcs nbio_v7_9_funcs = { .get_hdp_flush_req_offset = nbio_v7_9_get_hdp_flush_req_offset, .get_hdp_flush_done_offset = nbio_v7_9_get_hdp_flush_done_offset, @@ -366,4 +396,6 @@ const struct amdgpu_nbio_funcs nbio_v7_9_funcs = { .get_clockgating_state = nbio_v7_9_get_clockgating_state, .ih_control = nbio_v7_9_ih_control, .remap_hdp_registers = nbio_v7_9_remap_hdp_registers, + .get_compute_partition_mode = nbio_v7_9_get_compute_partition_mode, + .set_compute_partition_mode = nbio_v7_9_set_compute_partition_mode, }; |