diff options
Diffstat (limited to 'drivers/gpu/drm/amd/dal/topology/tm_resource_mgr.h')
| -rw-r--r-- | drivers/gpu/drm/amd/dal/topology/tm_resource_mgr.h | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/dal/topology/tm_resource_mgr.h b/drivers/gpu/drm/amd/dal/topology/tm_resource_mgr.h new file mode 100644 index 000000000000..9fc21117c54c --- /dev/null +++ b/drivers/gpu/drm/amd/dal/topology/tm_resource_mgr.h @@ -0,0 +1,274 @@ +/* + * Copyright 2012-15 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +/** + ***************************************************************************** + * tm_resource_mgr responsible to manage all display + * HW resources (excluding GPU). + * It is also responsible for acquiring/releasing resources. + * + * Resources are managed in sorted vector. The order of resources + * determined by (from MSB to LSB): + * 1. Resource type (encoder, audio, etc.) + * 2. Resource priority (within type it allows to have internal + * logic to sort resources) + * 3. Resource id (DAC, DVO, Uniphy, etc.) + * 4. Resource enum (every object with same ID can have + * multiple instances - enums) + * + * + ***************************************************************************** + */ + +#ifndef __DAL_TM_RESOURCE_MGR_H__ +#define __DAL_TM_RESOURCE_MGR_H__ + +/* External includes */ +#include "include/adapter_service_interface.h" +#include "include/topology_mgr_interface.h" +#include "include/display_path_interface.h" +#include "include/gpu_interface.h" +#include "include/link_service_interface.h" +#include "include/clock_source_interface.h" + +/* Internal includes */ +#include "tm_internal_types.h" +#include "tm_resource.h" + + +/* Forward declarations */ +struct tm_resource_mgr; +struct dal_context; + +/** TM Resource Manager initialisation data */ +struct tm_resource_mgr_init_data { + struct dal_context *dal_context; + struct adapter_service *as; +}; + +/************************************************** + * Public data structures and macro definitions. + **************************************************/ + +#define RESOURCE_INVALID_INDEX ((uint32_t)(-1)) + +struct tm_resource_range { + uint32_t start; + uint32_t end; +}; + +/**************************** + Public interface functions +*****************************/ + +/** Call to create the TM Resource Manager */ +struct tm_resource_mgr* +tm_resource_mgr_create(struct tm_resource_mgr_init_data *init_data); + +/** Call to destroy the TM Resource Manager */ +void tm_resource_mgr_destroy(struct tm_resource_mgr **tm_rm); + +void tm_resource_mgr_release_hw(struct tm_resource_mgr *tm_rm); + +struct tm_resource_mgr *tm_resource_mgr_clone( + struct tm_resource_mgr *tm_rm); + +/* Try to add an object, and if successful, return pointer to tm_resource, + * where the object was stored. */ +struct tm_resource *dal_tm_resource_mgr_add_resource( + struct tm_resource_mgr *tm_rm, + struct tm_resource *tm_resource_input); + +struct tm_resource* +tm_resource_mgr_add_engine( + struct tm_resource_mgr *tm_rm, + enum engine_id engine); + +/** Sort the resource list - for faster search. */ +void tm_resource_mgr_reindex(struct tm_resource_mgr *tm_rm); + +void tm_resource_mgr_relink_encoders(struct tm_resource_mgr *tm_rm); + +struct tm_resource* +tm_resource_mgr_find_resource( + struct tm_resource_mgr *tm_rm, + struct graphics_object_id obj); + +struct tm_resource* +tm_resource_mgr_get_resource( + struct tm_resource_mgr *tm_rm, + enum object_type obj_type, + uint32_t index); + +struct tm_resource* +tm_resource_mgr_enum_resource( + struct tm_resource_mgr *tm_rm, + uint32_t index); + +/* Get number of resources of a certain type. */ +uint32_t tm_resource_mgr_get_resources_num( + struct tm_resource_mgr *tm_rm, + enum object_type obj_type); + +/* Get total number of resources. */ +uint32_t tm_resource_mgr_get_total_resources_num( + struct tm_resource_mgr *tm_rm); + +/* Acquire resources which are in the display_path */ +enum tm_result tm_resource_mgr_acquire_resources( + struct tm_resource_mgr *tm_rm, + struct display_path *path, + enum tm_acquire_method method); + +void tm_resource_mgr_release_resources( + struct tm_resource_mgr *tm_rm, + struct display_path *path, + enum tm_acquire_method method); + +enum tm_result tm_resource_mgr_acquire_alternative_clock_source( + struct tm_resource_mgr *tm_rm, + struct display_path *path); +void tm_resource_mgr_release_alternative_clock_source( + struct tm_resource_mgr *tm_rm, + struct display_path *path); +bool tm_resource_mgr_is_alternative_clk_src_available( + struct tm_resource_mgr *tm_rm, + struct display_path *path); +void tm_resource_mgr_reset_all_usage_counters( + struct tm_resource_mgr *tm_rm); + +struct tm_resource* +tm_resource_mgr_get_stereo_sync_resource( + struct tm_resource_mgr *tm_rm, + struct display_path *path); + +struct tm_resource* +tm_resource_mgr_get_sync_output_resource( + struct tm_resource_mgr *tm_rm, + struct display_path *path); + +struct tm_resource* +tm_resource_mgr_get_available_sync_output_for_display_path( + struct tm_resource_mgr *tm_rm, + struct display_path *path, + enum sync_source sync_output); + +uint32_t tm_resource_mgr_get_crtc_index_for_display_path( + struct tm_resource_mgr *tm_rm, + struct display_path *path, + uint32_t exclude_mask); + +void tm_resource_mgr_set_gpu_interface( + struct tm_resource_mgr *tm_rm, + struct gpu *gpu); +struct gpu *tm_resource_mgr_get_gpu_interface( + struct tm_resource_mgr *tm_rm); + +enum tm_result tm_resource_mgr_attach_audio_to_display_path( + struct tm_resource_mgr *tm_rm, + struct display_path *display_path, + enum signal_type sig_type); +void tm_resource_mgr_detach_audio_from_display_path( + struct tm_resource_mgr *tm_rm, + struct display_path *display_path); +uint32_t tm_resource_mgr_get_active_audio_resources_num( + struct tm_resource_mgr *tm_rm); + + +enum tm_result tm_resource_mgr_setup_link_storage( + struct tm_resource_mgr *tm_rm, + uint32_t number_of_paths); +void tm_resource_mgr_invalidate_link_services( + struct tm_resource_mgr *tm_rm); +void tm_resource_mgr_release_all_link_services( + struct tm_resource_mgr *tm_rm); +void tm_resource_mgr_release_path_link_services( + struct tm_resource_mgr *tm_rm, + struct display_path *path); + +enum tm_result tm_resource_mgr_add_link_service( + struct tm_resource_mgr *tm_rm, + struct display_path *path, + uint32_t link_index, + struct link_service *ls_interface); + +struct link_service *tm_resource_mgr_get_link_service( + struct tm_resource_mgr *tm_rm, + struct display_path *path, + uint32_t link_index, + enum signal_type sig_type); + +struct link_service *tm_resource_mgr_find_link_service( + struct tm_resource_mgr *tm_rm, + struct display_path *path, + enum signal_type sig_type); + +void tm_resource_mgr_swap_link_services( + struct tm_resource_mgr *tm_rm, + uint32_t display_index1, + uint32_t display_index2); + +void tm_resource_mgr_associate_link_services( + struct tm_resource_mgr *tm_rm, + struct display_path *path); + +void dal_tmrm_dump(struct tm_resource_mgr *tm_rm); + +uint32_t tm_resource_mgr_get_display_path_index_for_controller( + struct tm_resource_mgr *tm_rm, + enum controller_id controller_id); + +uint32_t tm_resource_mgr_ref_counter_decrement( + const struct tm_resource_mgr *tm_rm, + struct tm_resource *tm_resource); + +struct controller *dal_tmrm_get_free_controller( + struct tm_resource_mgr *tm_rm, + uint32_t *controller_index_out, + uint32_t exclude_mask); + +void dal_tmrm_acquire_controller(struct tm_resource_mgr *tm_rm, + struct display_path *display_path, + uint32_t controller_idx, + enum tm_acquire_method method); + +void dal_tmrm_release_controller( + struct tm_resource_mgr *tm_rm, + struct display_path *display_path, + enum tm_acquire_method method, + struct controller *controller); + +void dal_tmrm_release_non_root_controllers( + struct tm_resource_mgr *tm_rm, + struct display_path *display_path, + enum tm_acquire_method method); + +void dal_tmrm_set_resources_range_by_type(struct tm_resource_mgr *tm_rm); + +const struct tm_resource_range *dal_tmrm_get_resource_range_by_type( + struct tm_resource_mgr *tm_rm, + enum object_type type); + +#endif /* __DAL_TM_RESOURCE_MGR_H__ */ |