diff options
Diffstat (limited to 'drivers/gpu/drm/amd/dal/topology/tm_resource.h')
| -rw-r--r-- | drivers/gpu/drm/amd/dal/topology/tm_resource.h | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/dal/topology/tm_resource.h b/drivers/gpu/drm/amd/dal/topology/tm_resource.h new file mode 100644 index 000000000000..d7384e3fd8b6 --- /dev/null +++ b/drivers/gpu/drm/amd/dal/topology/tm_resource.h @@ -0,0 +1,162 @@ +/* + * 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 + * + */ + +#ifndef __DAL_TM_RESOURCE_H__ +#define __DAL_TM_RESOURCE_H__ + +/* Generic structure to hold interface to + * HW resource + TM proprietary info + resource-specific info */ +struct tm_resource_flags { + uint8_t resource_active:1; + uint8_t display_path_resource:1; + uint8_t mst_resource:1; + uint8_t multi_path:1; +}; + +struct tm_resource; + +/* These functions perform operations SPECIFIC for a type of resource. */ +struct tm_resource_funcs { + void (*destroy)(struct tm_resource **resource); + struct tm_resource * (*clone)(struct tm_resource *resource); + void (*release_hw)(struct tm_resource *resource); + const struct graphics_object_id (*get_grph_id)( + const struct tm_resource *resource); + uint32_t (*get_priority)(const struct tm_resource *resource); + void (*set_multi_path)( + struct tm_resource *resource, + bool is_multi_path); +}; + +/* Reference count functions - these operations IDENTICAL for all types of + * resources. */ +void tm_res_ref_counter_increment(struct tm_resource *resource); +void tm_res_ref_counter_decrement(struct tm_resource *resource); +uint32_t tm_res_ref_counter_get(const struct tm_resource *resource); +void tm_res_ref_counter_reset(struct tm_resource *resource); +/**** end of reference count functions ****/ + + +struct tm_resource_private; + +struct tm_resource { + const struct tm_resource_funcs *funcs; + + /* private data of tm_resource */ + struct tm_resource_private *res_private; + + struct tm_resource_flags flags; +}; + + +struct tm_resource_connector_info { + struct tm_resource resource; + struct ddc_service *ddc_service; + struct connector *connector; +}; + +struct tm_resource_encoder_info { + struct tm_resource resource; + struct encoder *encoder; + uint32_t paired_encoder_index; +}; + +struct tm_resource_controller_info { + struct tm_resource resource; + struct controller *controller; + enum tm_power_gate_state power_gating_state; +}; + +struct tm_resource_clock_source_info { + struct tm_resource resource; + struct clock_source *clock_source; + enum clock_sharing_group clk_sharing_group; +}; + +struct tm_resource_engine_info { + struct tm_resource resource; + enum tm_engine_priority priority; + struct graphics_object_id id; +}; + +struct tm_resource_audio_info { + struct tm_resource resource; + struct audio *audio; +}; + +struct tm_resource *dal_tm_resource_encoder_create(struct encoder *enc); +struct tm_resource *dal_tm_resource_audio_create(struct audio *audio); +struct tm_resource *dal_tm_resource_engine_create(struct graphics_object_id id); +struct tm_resource *dal_tm_resource_clock_source_create( + struct clock_source *cs); +struct tm_resource *dal_tm_resource_connector_create(struct connector *conn); +struct tm_resource *dal_tm_resource_controller_create(struct controller *cntl); + +#define GRPH_ID(resource) ((resource)->funcs->get_grph_id((resource))) + +#define TO_CONNECTOR_INFO(tm_resource)\ + (container_of((tm_resource),\ + struct tm_resource_connector_info, resource)) + +#define TO_CONNECTOR(tm_resource) (TO_CONNECTOR_INFO(tm_resource)->connector) + +#define TO_CONTROLLER_INFO(tm_resource)\ + (container_of((tm_resource),\ + struct tm_resource_controller_info, resource)) + +#define TO_CONTROLLER(tm_resource) (TO_CONTROLLER_INFO(tm_resource)->controller) + +#define TO_ENCODER_INFO(tm_resource)\ + (container_of((tm_resource),\ + struct tm_resource_encoder_info, resource)) + +#define TO_ENCODER(tm_resource) (TO_ENCODER_INFO(tm_resource)->encoder) + +#define TO_CLOCK_SOURCE_INFO(tm_resource)\ + (container_of((tm_resource),\ + struct tm_resource_clock_source_info, resource)) +#define TO_CLOCK_SOURCE(tm_resource)\ + (TO_CLOCK_SOURCE_INFO(tm_resource)->clock_source) + +#define TO_ENGINE_INFO(tm_resource)\ + (container_of((tm_resource),\ + struct tm_resource_engine_info, resource)) + +#define TO_AUDIO_INFO(tm_resource)\ + (container_of((tm_resource),\ + struct tm_resource_audio_info, resource)) +#define TO_AUDIO(tm_resource) (TO_AUDIO_INFO(tm_resource)->audio) + + +#define TM_RES_REF_CNT_INCREMENT(resource) \ + (tm_res_ref_counter_increment(resource)) +#define TM_RES_REF_CNT_DECREMENT(resource) \ + (tm_res_ref_counter_decrement(resource)) +#define TM_RES_REF_CNT_GET(resource) \ + (tm_res_ref_counter_get(resource)) +#define TM_RES_REF_CNT_RESET(resource) \ + (tm_res_ref_counter_reset(resource)) + +#endif |