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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/gpu/drm/amd/display/dc/dm_services.h | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dm_services.h')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dm_services.h | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dm_services.h b/drivers/gpu/drm/amd/display/dc/dm_services.h new file mode 100644 index 0000000000..d0eed3b477 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dm_services.h @@ -0,0 +1,297 @@ +/* + * 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 + * + */ + +/** + * This file defines external dependencies of Display Core. + */ + +#ifndef __DM_SERVICES_H__ + +#define __DM_SERVICES_H__ + +/* TODO: remove when DC is complete. */ +#include "dm_services_types.h" +#include "logger_interface.h" +#include "link_service_types.h" + +#undef DEPRECATED + +struct dmub_srv; +struct dc_dmub_srv; +union dmub_rb_cmd; + +irq_handler_idx dm_register_interrupt( + struct dc_context *ctx, + struct dc_interrupt_params *int_params, + interrupt_handler ih, + void *handler_args); + +/* + * + * GPU registers access + * + */ +uint32_t dm_read_reg_func(const struct dc_context *ctx, uint32_t address, + const char *func_name); + +/* enable for debugging new code, this adds 50k to the driver size. */ +/* #define DM_CHECK_ADDR_0 */ + +void dm_write_reg_func(const struct dc_context *ctx, uint32_t address, + uint32_t value, const char *func_name); + +#define dm_read_reg(ctx, address) \ + dm_read_reg_func(ctx, address, __func__) + +#define dm_write_reg(ctx, address, value) \ + dm_write_reg_func(ctx, address, value, __func__) + +static inline uint32_t dm_read_index_reg( + const struct dc_context *ctx, + enum cgs_ind_reg addr_space, + uint32_t index) +{ + return cgs_read_ind_register(ctx->cgs_device, addr_space, index); +} + +static inline void dm_write_index_reg( + const struct dc_context *ctx, + enum cgs_ind_reg addr_space, + uint32_t index, + uint32_t value) +{ + cgs_write_ind_register(ctx->cgs_device, addr_space, index, value); +} + +static inline uint32_t get_reg_field_value_ex( + uint32_t reg_value, + uint32_t mask, + uint8_t shift) +{ + return (mask & reg_value) >> shift; +} + +#define get_reg_field_value(reg_value, reg_name, reg_field)\ + get_reg_field_value_ex(\ + (reg_value),\ + reg_name ## __ ## reg_field ## _MASK,\ + reg_name ## __ ## reg_field ## __SHIFT) + +static inline uint32_t set_reg_field_value_ex( + uint32_t reg_value, + uint32_t value, + uint32_t mask, + uint8_t shift) +{ + ASSERT(mask != 0); + return (reg_value & ~mask) | (mask & (value << shift)); +} + +#define set_reg_field_value(reg_value, value, reg_name, reg_field)\ + (reg_value) = set_reg_field_value_ex(\ + (reg_value),\ + (value),\ + reg_name ## __ ## reg_field ## _MASK,\ + reg_name ## __ ## reg_field ## __SHIFT) + +uint32_t generic_reg_set_ex(const struct dc_context *ctx, + uint32_t addr, uint32_t reg_val, int n, + uint8_t shift1, uint32_t mask1, uint32_t field_value1, ...); + +uint32_t generic_reg_update_ex(const struct dc_context *ctx, + uint32_t addr, int n, + uint8_t shift1, uint32_t mask1, uint32_t field_value1, ...); + +struct dc_dmub_srv *dc_dmub_srv_create(struct dc *dc, struct dmub_srv *dmub); +void dc_dmub_srv_destroy(struct dc_dmub_srv **dmub_srv); + +void reg_sequence_start_gather(const struct dc_context *ctx); +void reg_sequence_start_execute(const struct dc_context *ctx); +void reg_sequence_wait_done(const struct dc_context *ctx); + +#define FD(reg_field) reg_field ## __SHIFT, \ + reg_field ## _MASK + +/* + * return number of poll before condition is met + * return 0 if condition is not meet after specified time out tries + */ +void generic_reg_wait(const struct dc_context *ctx, + uint32_t addr, uint32_t mask, uint32_t shift, uint32_t condition_value, + unsigned int delay_between_poll_us, unsigned int time_out_num_tries, + const char *func_name, int line); + +unsigned int snprintf_count(char *pBuf, unsigned int bufSize, char *fmt, ...); + +/* These macros need to be used with soc15 registers in order to retrieve + * the actual offset. + */ +#define dm_write_reg_soc15(ctx, reg, inst_offset, value) \ + dm_write_reg_func(ctx, reg + DCE_BASE.instance[0].segment[reg##_BASE_IDX] + inst_offset, value, __func__) + +#define dm_read_reg_soc15(ctx, reg, inst_offset) \ + dm_read_reg_func(ctx, reg + DCE_BASE.instance[0].segment[reg##_BASE_IDX] + inst_offset, __func__) + +#define generic_reg_update_soc15(ctx, inst_offset, reg_name, n, ...)\ + generic_reg_update_ex(ctx, DCE_BASE.instance[0].segment[mm##reg_name##_BASE_IDX] + mm##reg_name + inst_offset, \ + n, __VA_ARGS__) + +#define generic_reg_set_soc15(ctx, inst_offset, reg_name, n, ...)\ + generic_reg_set_ex(ctx, DCE_BASE.instance[0].segment[mm##reg_name##_BASE_IDX] + mm##reg_name + inst_offset, 0, \ + n, __VA_ARGS__) + +#define get_reg_field_value_soc15(reg_value, block, reg_num, reg_name, reg_field)\ + get_reg_field_value_ex(\ + (reg_value),\ + block ## reg_num ## _ ## reg_name ## __ ## reg_field ## _MASK,\ + block ## reg_num ## _ ## reg_name ## __ ## reg_field ## __SHIFT) + +#define set_reg_field_value_soc15(reg_value, value, block, reg_num, reg_name, reg_field)\ + (reg_value) = set_reg_field_value_ex(\ + (reg_value),\ + (value),\ + block ## reg_num ## _ ## reg_name ## __ ## reg_field ## _MASK,\ + block ## reg_num ## _ ## reg_name ## __ ## reg_field ## __SHIFT) + +/************************************** + * Power Play (PP) interfaces + **************************************/ + +/* Gets valid clocks levels from pplib + * + * input: clk_type - display clk / sclk / mem clk + * + * output: array of valid clock levels for given type in ascending order, + * with invalid levels filtered out + * + */ +bool dm_pp_get_clock_levels_by_type( + const struct dc_context *ctx, + enum dm_pp_clock_type clk_type, + struct dm_pp_clock_levels *clk_level_info); + +bool dm_pp_get_clock_levels_by_type_with_latency( + const struct dc_context *ctx, + enum dm_pp_clock_type clk_type, + struct dm_pp_clock_levels_with_latency *clk_level_info); + +bool dm_pp_get_clock_levels_by_type_with_voltage( + const struct dc_context *ctx, + enum dm_pp_clock_type clk_type, + struct dm_pp_clock_levels_with_voltage *clk_level_info); + +bool dm_pp_notify_wm_clock_changes( + const struct dc_context *ctx, + struct dm_pp_wm_sets_with_clock_ranges *wm_with_clock_ranges); + +void dm_pp_get_funcs(struct dc_context *ctx, + struct pp_smu_funcs *funcs); + +/* DAL calls this function to notify PP about completion of Mode Set. + * For PP it means that current DCE clocks are those which were returned + * by dc_service_pp_pre_dce_clock_change(), in the 'output' parameter. + * + * If the clocks are higher than before, then PP does nothing. + * + * If the clocks are lower than before, then PP reduces the voltage. + * + * \returns true - call is successful + * false - call failed + */ +bool dm_pp_apply_display_requirements( + const struct dc_context *ctx, + const struct dm_pp_display_configuration *pp_display_cfg); + +bool dm_pp_apply_power_level_change_request( + const struct dc_context *ctx, + struct dm_pp_power_level_change_request *level_change_req); + +bool dm_pp_apply_clock_for_voltage_request( + const struct dc_context *ctx, + struct dm_pp_clock_for_voltage_req *clock_for_voltage_req); + +bool dm_pp_get_static_clocks( + const struct dc_context *ctx, + struct dm_pp_static_clock_info *static_clk_info); + +/****** end of PP interfaces ******/ + +struct persistent_data_flag { + bool save_per_link; + bool save_per_edid; +}; + +bool dm_query_extended_brightness_caps + (struct dc_context *ctx, enum dm_acpi_display_type display, + struct dm_acpi_atif_backlight_caps *pCaps); + +bool dm_dmcu_set_pipe(struct dc_context *ctx, unsigned int controller_id); + +/* + * + * print-out services + * + */ +#define dm_log_to_buffer(buffer, size, fmt, args)\ + vsnprintf(buffer, size, fmt, args) + +static inline unsigned long long dm_get_timestamp(struct dc_context *ctx) +{ + return ktime_get_raw_ns(); +} + +unsigned long long dm_get_elapse_time_in_ns(struct dc_context *ctx, + unsigned long long current_time_stamp, + unsigned long long last_time_stamp); + +/* + * performance tracing + */ +void dm_perf_trace_timestamp(const char *func_name, unsigned int line, struct dc_context *ctx); + +#define PERF_TRACE() dm_perf_trace_timestamp(__func__, __LINE__, CTX) +#define PERF_TRACE_CTX(__CTX) dm_perf_trace_timestamp(__func__, __LINE__, __CTX) + +/* + * DMUB Interfaces + */ +bool dm_execute_dmub_cmd(const struct dc_context *ctx, union dmub_rb_cmd *cmd, enum dm_dmub_wait_type wait_type); +bool dm_execute_dmub_cmd_list(const struct dc_context *ctx, unsigned int count, union dmub_rb_cmd *cmd, enum dm_dmub_wait_type wait_type); + +/* + * Debug and verification hooks + */ + +void dm_dtn_log_begin(struct dc_context *ctx, + struct dc_log_buffer_ctx *log_ctx); +void dm_dtn_log_append_v(struct dc_context *ctx, + struct dc_log_buffer_ctx *log_ctx, + const char *msg, ...); +void dm_dtn_log_end(struct dc_context *ctx, + struct dc_log_buffer_ctx *log_ctx); + +char *dce_version_to_string(const int version); + +#endif /* __DM_SERVICES_H__ */ |