diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/link_hwss.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/link_hwss.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/link_hwss.h b/drivers/gpu/drm/amd/display/dc/inc/link_hwss.h new file mode 100644 index 000000000..0f69946cc --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/inc/link_hwss.h @@ -0,0 +1,89 @@ +/* + * Copyright 2015 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 __DC_LINK_HWSS_H__ +#define __DC_LINK_HWSS_H__ + +/* include basic type headers only */ +#include "dc_dp_types.h" +#include "signal_types.h" +#include "grph_object_id.h" +#include "fixed31_32.h" + +/* forward declare dc core types */ +struct dc_link; +struct link_resource; +struct pipe_ctx; +struct encoder_set_dp_phy_pattern_param; +struct link_mst_stream_allocation_table; +struct audio_output; + +struct link_hwss_ext { + /* function pointers below may require to check for NULL if caller + * considers missing implementation as expected in some cases or none + * critical to be investigated immediately + * ********************************************************************* + */ + void (*set_hblank_min_symbol_width)(struct pipe_ctx *pipe_ctx, + const struct dc_link_settings *link_settings, + struct fixed31_32 throttled_vcp_size); + void (*set_throttled_vcp_size)(struct pipe_ctx *pipe_ctx, + struct fixed31_32 throttled_vcp_size); + void (*enable_dp_link_output)(struct dc_link *link, + const struct link_resource *link_res, + enum signal_type signal, + enum clock_source_id clock_source, + const struct dc_link_settings *link_settings); + void (*set_dp_link_test_pattern)(struct dc_link *link, + const struct link_resource *link_res, + struct encoder_set_dp_phy_pattern_param *tp_params); + void (*set_dp_lane_settings)(struct dc_link *link, + const struct link_resource *link_res, + const struct dc_link_settings *link_settings, + const struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX]); + void (*update_stream_allocation_table)(struct dc_link *link, + const struct link_resource *link_res, + const struct link_mst_stream_allocation_table *table); +}; + +struct link_hwss { + struct link_hwss_ext ext; + + /* function pointers below MUST be assigned to all types of link_hwss + * ********************************************************************* + */ + void (*setup_stream_encoder)(struct pipe_ctx *pipe_ctx); + void (*reset_stream_encoder)(struct pipe_ctx *pipe_ctx); + void (*setup_stream_attribute)(struct pipe_ctx *pipe_ctx); + void (*disable_link_output)(struct dc_link *link, + const struct link_resource *link_res, + enum signal_type signal); + void (*setup_audio_output)(struct pipe_ctx *pipe_ctx, + struct audio_output *audio_output, uint32_t audio_inst); + void (*enable_audio_packet)(struct pipe_ctx *pipe_ctx); + void (*disable_audio_packet)(struct pipe_ctx *pipe_ctx); +}; +#endif /* __DC_LINK_HWSS_H__ */ + |