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 | 23 |
1 files changed, 18 insertions, 5 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 3cdcadd41b..836bf9ba62 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -2701,7 +2701,8 @@ static int dm_suspend(void *handle) dm->cached_dc_state = dc_state_create_copy(dm->dc->current_state); - dm_gpureset_toggle_interrupts(adev, dm->cached_dc_state, false); + if (dm->cached_dc_state) + dm_gpureset_toggle_interrupts(adev, dm->cached_dc_state, false); amdgpu_dm_commit_zero_streams(dm->dc); @@ -2943,6 +2944,7 @@ static int dm_resume(void *handle) commit_params.streams = dc_state->streams; commit_params.stream_count = dc_state->stream_count; + dc_exit_ips_for_hw_access(dm->dc); WARN_ON(!dc_commit_streams(dm->dc, &commit_params)); dm_gpureset_commit_state(dm->cached_dc_state, dm); @@ -3015,7 +3017,8 @@ static int dm_resume(void *handle) emulated_link_detect(aconnector->dc_link); } else { mutex_lock(&dm->dc_lock); - dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD); + dc_exit_ips_for_hw_access(dm->dc); + dc_link_detect(aconnector->dc_link, DETECT_REASON_RESUMEFROMS3S4); mutex_unlock(&dm->dc_lock); } @@ -3351,6 +3354,7 @@ static void handle_hpd_irq_helper(struct amdgpu_dm_connector *aconnector) enum dc_connection_type new_connection_type = dc_connection_none; struct amdgpu_device *adev = drm_to_adev(dev); struct dm_connector_state *dm_con_state = to_dm_connector_state(connector->state); + struct dc *dc = aconnector->dc_link->ctx->dc; bool ret = false; if (adev->dm.disable_hpd_irq) @@ -3385,6 +3389,7 @@ static void handle_hpd_irq_helper(struct amdgpu_dm_connector *aconnector) drm_kms_helper_connector_hotplug_event(connector); } else { mutex_lock(&adev->dm.dc_lock); + dc_exit_ips_for_hw_access(dc); ret = dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD); mutex_unlock(&adev->dm.dc_lock); if (ret) { @@ -3444,6 +3449,7 @@ static void handle_hpd_rx_irq(void *param) bool has_left_work = false; int idx = dc_link->link_index; struct hpd_rx_irq_offload_work_queue *offload_wq = &adev->dm.hpd_rx_offload_wq[idx]; + struct dc *dc = aconnector->dc_link->ctx->dc; memset(&hpd_irq_data, 0, sizeof(hpd_irq_data)); @@ -3533,6 +3539,7 @@ out: bool ret = false; mutex_lock(&adev->dm.dc_lock); + dc_exit_ips_for_hw_access(dc); ret = dc_link_detect(dc_link, DETECT_REASON_HPDRX); mutex_unlock(&adev->dm.dc_lock); @@ -4639,6 +4646,7 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) bool ret = false; mutex_lock(&dm->dc_lock); + dc_exit_ips_for_hw_access(dm->dc); ret = dc_link_detect(link, DETECT_REASON_BOOT); mutex_unlock(&dm->dc_lock); @@ -6788,7 +6796,8 @@ static void create_eml_sink(struct amdgpu_dm_connector *aconnector) aconnector->dc_sink = aconnector->dc_link->local_sink ? aconnector->dc_link->local_sink : aconnector->dc_em_sink; - dc_sink_retain(aconnector->dc_sink); + if (aconnector->dc_sink) + dc_sink_retain(aconnector->dc_sink); } } @@ -7615,7 +7624,8 @@ static int amdgpu_dm_connector_get_modes(struct drm_connector *connector) drm_add_modes_noedid(connector, 1920, 1080); } else { amdgpu_dm_connector_ddc_get_modes(connector, edid); - amdgpu_dm_connector_add_common_modes(encoder, connector); + if (encoder) + amdgpu_dm_connector_add_common_modes(encoder, connector); amdgpu_dm_connector_add_freesync_modes(connector, edid); } amdgpu_dm_fbc_init(connector); @@ -8945,7 +8955,8 @@ static void amdgpu_dm_commit_streams(struct drm_atomic_state *state, memset(&position, 0, sizeof(position)); mutex_lock(&dm->dc_lock); - dc_stream_set_cursor_position(dm_old_crtc_state->stream, &position); + dc_exit_ips_for_hw_access(dm->dc); + dc_stream_program_cursor_position(dm_old_crtc_state->stream, &position); mutex_unlock(&dm->dc_lock); } @@ -9014,6 +9025,7 @@ static void amdgpu_dm_commit_streams(struct drm_atomic_state *state, dm_enable_per_frame_crtc_master_sync(dc_state); mutex_lock(&dm->dc_lock); + dc_exit_ips_for_hw_access(dm->dc); WARN_ON(!dc_commit_streams(dm->dc, ¶ms)); /* Allow idle optimization when vblank count is 0 for display off */ @@ -9379,6 +9391,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) mutex_lock(&dm->dc_lock); + dc_exit_ips_for_hw_access(dm->dc); dc_update_planes_and_stream(dm->dc, dummy_updates, status->plane_count, |