diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core/dc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc.c | 115 |
1 files changed, 95 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 644b2187507b..6ae050dc3220 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -52,6 +52,8 @@ #include "dm_helpers.h" #include "mem_input.h" #include "hubp.h" + +#include "dc_link_dp.h" #define DC_LOGGER \ dc->ctx->logger @@ -169,6 +171,22 @@ failed_alloc: return false; } +/** + ***************************************************************************** + * Function: dc_stream_adjust_vmin_vmax + * + * @brief + * Looks up the pipe context of dc_stream_state and updates the + * vertical_total_min and vertical_total_max of the DRR, Dynamic Refresh + * Rate, which is a power-saving feature that targets reducing panel + * refresh rate while the screen is static + * + * @param [in] dc: dc reference + * @param [in] stream: Initial dc stream state + * @param [in] adjust: Updated parameters for vertical_total_min and + * vertical_total_max + ***************************************************************************** + */ bool dc_stream_adjust_vmin_vmax(struct dc *dc, struct dc_stream_state **streams, int num_streams, int vmin, int vmax) @@ -368,6 +386,80 @@ void dc_stream_set_static_screen_events(struct dc *dc, dc->hwss.set_static_screen_control(pipes_affected, num_pipes_affected, events); } +void dc_link_set_drive_settings(struct dc *dc, + struct link_training_settings *lt_settings, + const struct dc_link *link) +{ + + int i; + + for (i = 0; i < dc->link_count; i++) { + if (dc->links[i] == link) + break; + } + + if (i >= dc->link_count) + ASSERT_CRITICAL(false); + + dc_link_dp_set_drive_settings(dc->links[i], lt_settings); +} + +void dc_link_perform_link_training(struct dc *dc, + struct dc_link_settings *link_setting, + bool skip_video_pattern) +{ + int i; + + for (i = 0; i < dc->link_count; i++) + dc_link_dp_perform_link_training( + dc->links[i], + link_setting, + skip_video_pattern); +} + +void dc_link_set_preferred_link_settings(struct dc *dc, + struct dc_link_settings *link_setting, + struct dc_link *link) +{ + struct dc_link_settings store_settings = *link_setting; + struct dc_stream_state *link_stream = + link->dc->current_state->res_ctx.pipe_ctx[0].stream; + + link->preferred_link_setting = store_settings; + if (link_stream) + decide_link_settings(link_stream, &store_settings); + + if ((store_settings.lane_count != LANE_COUNT_UNKNOWN) && + (store_settings.link_rate != LINK_RATE_UNKNOWN)) + dp_retrain_link_dp_test(link, &store_settings, false); +} + +void dc_link_enable_hpd(const struct dc_link *link) +{ + dc_link_dp_enable_hpd(link); +} + +void dc_link_disable_hpd(const struct dc_link *link) +{ + dc_link_dp_disable_hpd(link); +} + + +void dc_link_set_test_pattern(struct dc_link *link, + enum dp_test_pattern test_pattern, + const struct link_training_settings *p_link_settings, + const unsigned char *p_custom_pattern, + unsigned int cust_pattern_size) +{ + if (link != NULL) + dc_link_dp_set_test_pattern( + link, + test_pattern, + p_link_settings, + p_custom_pattern, + cust_pattern_size); +} + static void destruct(struct dc *dc) { dc_release_state(dc->current_state); @@ -386,9 +478,6 @@ static void destruct(struct dc *dc) if (dc->ctx->created_bios) dal_bios_parser_destroy(&dc->ctx->dc_bios); - if (dc->ctx->logger) - dal_logger_destroy(&dc->ctx->logger); - kfree(dc->ctx); dc->ctx = NULL; @@ -411,7 +500,6 @@ static void destruct(struct dc *dc) static bool construct(struct dc *dc, const struct dc_init_data *init_params) { - struct dal_logger *logger; struct dc_context *dc_ctx; struct bw_calcs_dceip *dc_dceip; struct bw_calcs_vbios *dc_vbios; @@ -465,6 +553,7 @@ static bool construct(struct dc *dc, dc_ctx->driver_context = init_params->driver; dc_ctx->dc = dc; dc_ctx->asic_id = init_params->asic_id; + dc_ctx->dc_sink_id_count = 0; dc->ctx = dc_ctx; dc->current_state = dc_create_state(); @@ -475,14 +564,7 @@ static bool construct(struct dc *dc, } /* Create logger */ - logger = dal_logger_create(dc_ctx, init_params->log_mask); - if (!logger) { - /* can *not* call logger. call base driver 'print error' */ - dm_error("%s: failed to create Logger!\n", __func__); - goto fail; - } - dc_ctx->logger = logger; dc_ctx->dce_environment = init_params->dce_environment; dc_version = resource_parse_asic_id(init_params->asic_id); @@ -901,9 +983,7 @@ bool dc_commit_state(struct dc *dc, struct dc_state *context) for (i = 0; i < context->stream_count; i++) { struct dc_stream_state *stream = context->streams[i]; - dc_stream_log(stream, - dc->ctx->logger, - LOG_DC); + dc_stream_log(dc, stream); } result = dc_commit_state_no_check(dc, context); @@ -927,12 +1007,7 @@ bool dc_post_update_surfaces_to_stream(struct dc *dc) dc->optimized_required = false; - /* 3rd param should be true, temp w/a for RV*/ -#if defined(CONFIG_DRM_AMD_DC_DCN1_0) - dc->hwss.set_bandwidth(dc, context, dc->ctx->dce_version < DCN_VERSION_1_0); -#else dc->hwss.set_bandwidth(dc, context, true); -#endif return true; } @@ -1548,7 +1623,7 @@ struct dc_sink *dc_link_add_remote_sink( struct dc_sink *dc_sink; enum dc_edid_status edid_status; - if (len > MAX_EDID_BUFFER_SIZE) { + if (len > DC_MAX_EDID_BUFFER_SIZE) { dm_error("Max EDID buffer size breached!\n"); return NULL; } |