diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/compressor.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/compressor.h | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/compressor.h b/drivers/gpu/drm/amd/display/dc/inc/compressor.h new file mode 100644 index 000000000000..bcb18f5e1e60 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/inc/compressor.h @@ -0,0 +1,136 @@ +/* + * 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_COMPRESSOR_H__ +#define __DAL_COMPRESSOR_H__ + +#include "include/grph_object_id.h" +#include "bios_parser_interface.h" + +enum fbc_compress_ratio { + FBC_COMPRESS_RATIO_INVALID = 0, + FBC_COMPRESS_RATIO_1TO1 = 1, + FBC_COMPRESS_RATIO_2TO1 = 2, + FBC_COMPRESS_RATIO_4TO1 = 4, + FBC_COMPRESS_RATIO_8TO1 = 8, +}; + +union fbc_physical_address { + struct { + uint32_t low_part; + int32_t high_part; + } addr; + uint64_t quad_part; +}; + +struct compr_addr_and_pitch_params { + /* enum controller_id controller_id; */ + uint32_t inst; + uint32_t source_view_width; + uint32_t source_view_height; +}; + +enum fbc_hw_max_resolution_supported { + FBC_MAX_X = 3840, + FBC_MAX_Y = 2400, + FBC_MAX_X_SG = 1920, + FBC_MAX_Y_SG = 1080, +}; + +struct compressor; + +struct compressor_funcs { + + void (*power_up_fbc)(struct compressor *cp); + void (*enable_fbc)(struct compressor *cp, + struct compr_addr_and_pitch_params *params); + void (*disable_fbc)(struct compressor *cp); + void (*set_fbc_invalidation_triggers)(struct compressor *cp, + uint32_t fbc_trigger); + void (*surface_address_and_pitch)( + struct compressor *cp, + struct compr_addr_and_pitch_params *params); + bool (*is_fbc_enabled_in_hw)(struct compressor *cp, + uint32_t *fbc_mapped_crtc_id); +}; +struct compressor { + struct dc_context *ctx; + uint32_t attached_inst; + bool is_enabled; + const struct compressor_funcs *funcs; + union { + uint32_t raw; + struct { + uint32_t FBC_SUPPORT:1; + uint32_t FB_POOL:1; + uint32_t DYNAMIC_ALLOC:1; + uint32_t LPT_SUPPORT:1; + uint32_t LPT_MC_CONFIG:1; + uint32_t DUMMY_BACKEND:1; + uint32_t CLK_GATING_DISABLED:1; + + } bits; + } options; + + union fbc_physical_address compr_surface_address; + + uint32_t embedded_panel_h_size; + uint32_t embedded_panel_v_size; + uint32_t memory_bus_width; + uint32_t banks_num; + uint32_t raw_size; + uint32_t channel_interleave_size; + uint32_t dram_channels_num; + + uint32_t allocated_size; + uint32_t preferred_requested_size; + uint32_t lpt_channels_num; + enum fbc_compress_ratio min_compress_ratio; +}; + +struct fbc_input_info { + bool dynamic_fbc_buffer_alloc; + unsigned int source_view_width; + unsigned int source_view_height; + unsigned int num_of_active_targets; +}; + + +struct fbc_requested_compressed_size { + unsigned int preferred_size; + unsigned int preferred_size_alignment; + unsigned int min_size; + unsigned int min_size_alignment; + union { + struct { + /* Above preferedSize must be allocated in FB pool */ + unsigned int preferred_must_be_framebuffer_pool : 1; + /* Above minSize must be allocated in FB pool */ + unsigned int min_must_be_framebuffer_pool : 1; + } bits; + unsigned int flags; + }; +}; +#endif |