diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 41 |
1 files changed, 28 insertions, 13 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 43e983e42c0f..94d225931d51 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1410,7 +1410,15 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) switch (adev->ip_versions[DCE_HWIP][0]) { case IP_VERSION(2, 1, 0): init_data.flags.gpu_vm_support = true; - init_data.flags.disable_dmcu = true; + switch (adev->dm.dmcub_fw_version) { + case 0: /* development */ + case 0x1: /* linux-firmware.git hash 6d9f399 */ + case 0x01000000: /* linux-firmware.git hash 9a0b0f4 */ + init_data.flags.disable_dmcu = false; + break; + default: + init_data.flags.disable_dmcu = true; + } break; case IP_VERSION(1, 0, 0): case IP_VERSION(1, 0, 1): @@ -7241,8 +7249,8 @@ static int dm_update_mst_vcpi_slots_for_dsc(struct drm_atomic_state *state, struct drm_connector_state *new_con_state; struct amdgpu_dm_connector *aconnector; struct dm_connector_state *dm_conn_state; - int i, j, clock; - int vcpi, pbn_div, pbn = 0; + int i, j; + int vcpi, pbn_div, pbn, slot_num = 0; for_each_new_connector_in_state(state, connector, new_con_state, i) { @@ -7270,17 +7278,7 @@ static int dm_update_mst_vcpi_slots_for_dsc(struct drm_atomic_state *state, if (!stream) continue; - if (stream->timing.flags.DSC != 1) { - drm_dp_mst_atomic_enable_dsc(state, - aconnector->port, - dm_conn_state->pbn, - 0, - false); - continue; - } - pbn_div = dm_mst_get_pbn_divider(stream->link); - clock = stream->timing.pix_clk_100hz / 10; /* pbn is calculated by compute_mst_dsc_configs_for_state*/ for (j = 0; j < dc_state->stream_count; j++) { if (vars[j].aconnector == aconnector) { @@ -7289,6 +7287,23 @@ static int dm_update_mst_vcpi_slots_for_dsc(struct drm_atomic_state *state, } } + if (j == dc_state->stream_count) + continue; + + slot_num = DIV_ROUND_UP(pbn, pbn_div); + + if (stream->timing.flags.DSC != 1) { + dm_conn_state->pbn = pbn; + dm_conn_state->vcpi_slots = slot_num; + + drm_dp_mst_atomic_enable_dsc(state, + aconnector->port, + dm_conn_state->pbn, + 0, + false); + continue; + } + vcpi = drm_dp_mst_atomic_enable_dsc(state, aconnector->port, pbn, pbn_div, |