Something went wrong. Try again.
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Something went wrong. Try again.
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242/* * 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 * */
/** * This file defines helper functions provided by the Display Manager to * Display Core. */#ifndef __DM_HELPERS__#define __DM_HELPERS__
#include "modules/inc/mod_info_packet_types.h"#include "dc_types.h"#include "dc.h"
struct dc_dp_mst_stream_allocation_table;struct aux_payload;enum aux_return_code_type;enum set_config_status;
/* * Allocate memory accessible by the GPU * * frame buffer allocations must be aligned to a 4096-byte boundary * * Returns virtual address, sets addr to physical address */void *dm_helpers_allocate_gpu_mem( struct dc_context *ctx, enum dc_gpu_mem_alloc_type type, size_t size, long long *addr);
/* * Free the GPU-accessible memory at the virtual address pvMem */void dm_helpers_free_gpu_mem( struct dc_context *ctx, enum dc_gpu_mem_alloc_type type, void *pvMem);
enum dc_edid_status dm_helpers_parse_edid_caps( struct dc_link *link, const struct dc_edid *edid, struct dc_edid_caps *edid_caps);
/* * Update DP branch info */void dm_helpers_dp_update_branch_info( struct dc_context *ctx, const struct dc_link *link);
/* * Writes payload allocation table in immediate downstream device. */bool dm_helpers_dp_mst_write_payload_allocation_table( struct dc_context *ctx, const struct dc_stream_state *stream, struct dc_dp_mst_stream_allocation_table *proposed_table, bool enable);
/* * poll pending down reply */void dm_helpers_dp_mst_poll_pending_down_reply( struct dc_context *ctx, const struct dc_link *link);
/* * Clear payload allocation table before enable MST DP link. */void dm_helpers_dp_mst_clear_payload_allocation_table( struct dc_context *ctx, const struct dc_link *link);
/* * Polls for ACT (allocation change trigger) handled and */enum act_return_status dm_helpers_dp_mst_poll_for_allocation_change_trigger( struct dc_context *ctx, const struct dc_stream_state *stream);/* * Sends ALLOCATE_PAYLOAD message. */void dm_helpers_dp_mst_send_payload_allocation( struct dc_context *ctx, const struct dc_stream_state *stream);
/* * Update mst manager relevant variables */void dm_helpers_dp_mst_update_mst_mgr_for_deallocation( struct dc_context *ctx, const struct dc_stream_state *stream);
bool dm_helpers_dp_mst_start_top_mgr( struct dc_context *ctx, const struct dc_link *link, bool boot);
bool dm_helpers_dp_mst_stop_top_mgr( struct dc_context *ctx, struct dc_link *link);
void dm_helpers_dp_mst_update_branch_bandwidth( struct dc_context *ctx, struct dc_link *link);
/** * OS specific aux read callback. */bool dm_helpers_dp_read_dpcd( struct dc_context *ctx, const struct dc_link *link, uint32_t address, uint8_t *data, uint32_t size);
/** * OS specific aux write callback. */bool dm_helpers_dp_write_dpcd( struct dc_context *ctx, const struct dc_link *link, uint32_t address, const uint8_t *data, uint32_t size);
bool dm_helpers_submit_i2c( struct dc_context *ctx, const struct dc_link *link, struct i2c_command *cmd);
bool dm_helpers_execute_fused_io( struct dc_context *ctx, struct dc_link *link, union dmub_rb_cmd *commands, uint8_t count, uint32_t timeout_us);
bool dm_helpers_dp_write_dsc_enable( struct dc_context *ctx, const struct dc_stream_state *stream, bool enable);
bool dm_helpers_dp_write_hblank_reduction( struct dc_context *ctx, const struct dc_stream_state *stream);
bool dm_helpers_is_dp_sink_present( struct dc_link *link);
void dm_helpers_mst_enable_stream_features(const struct dc_stream_state *stream);
enum dc_edid_status dm_helpers_read_local_edid( struct dc_context *ctx, struct dc_link *link, struct dc_sink *sink);
void dm_helpers_read_mccs_caps( struct dc_context *ctx, struct dc_link *link, struct dc_sink *sink);
void dm_helpers_mccs_vcp_set( struct dc_context *ctx, struct dc_link *link, struct dc_sink *sink);
bool dm_helpers_dp_handle_test_pattern_request( struct dc_context *ctx, const struct dc_link *link, union link_test_pattern dpcd_test_pattern, union test_misc dpcd_test_params);
void dm_set_dcn_clocks( struct dc_context *ctx, struct dc_clocks *clks);
void dm_helpers_enable_periodic_detection(struct dc_context *ctx, bool enable);
void dm_set_phyd32clk(struct dc_context *ctx, int freq_khz);
bool dm_helpers_dmub_outbox_interrupt_control(struct dc_context *ctx, bool enable);
void dm_helpers_dmu_timeout(struct dc_context *ctx);void dm_helpers_smu_timeout(struct dc_context *ctx, unsigned int msg_id, unsigned int param, unsigned int timeout_us);
// 0x1 = Result_OK, 0xFE = Result_UnkmownCmd, 0x0 = Status_Busy#define IS_SMU_TIMEOUT(result) \ (result == 0x0)void dm_helpers_init_panel_settings( struct dc_context *ctx, struct dc_panel_config *config, struct dc_sink *sink);void dm_helpers_override_panel_settings( struct dc_context *ctx, struct dc_link *link);int dm_helper_dmub_aux_transfer_sync( struct dc_context *ctx, const struct dc_link *link, struct aux_payload *payload, enum aux_return_code_type *operation_result);
int dm_helpers_dmub_set_config_sync(struct dc_context *ctx, const struct dc_link *link, struct set_config_cmd_payload *payload, enum set_config_status *operation_result);enum adaptive_sync_type dm_get_adaptive_sync_support_type(struct dc_link *link);
enum dc_edid_status dm_helpers_get_sbios_edid(struct dc_link *link, struct dc_edid *edid);
bool dm_helpers_is_fullscreen(struct dc_context *ctx, struct dc_stream_state *stream);bool dm_helpers_is_hdr_on(struct dc_context *ctx, struct dc_stream_state *stream);
#endif /* __DM_HELPERS__ */