diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules')
9 files changed, 1310 insertions, 1329 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c index bf29733958c3..cdcefd087487 100644 --- a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c +++ b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c @@ -1069,10 +1069,14 @@ static void build_evenly_distributed_points( struct dividers dividers) { struct gamma_pixel *p = points; - struct gamma_pixel *p_last = p + numberof_points - 1; + struct gamma_pixel *p_last; uint32_t i = 0; + // This function should not gets called with 0 as a parameter + ASSERT(numberof_points > 0); + p_last = p + numberof_points - 1; + do { struct fixed31_32 value = dc_fixpt_from_fraction(i, numberof_points - 1); @@ -1083,7 +1087,7 @@ static void build_evenly_distributed_points( ++p; ++i; - } while (i != numberof_points); + } while (i < numberof_points); p->r = dc_fixpt_div(p_last->r, dividers.divider1); p->g = dc_fixpt_div(p_last->g, dividers.divider1); @@ -1352,7 +1356,7 @@ static bool map_regamma_hw_to_x_user( #define _EXTRA_POINTS 3 bool mod_color_calculate_regamma_params(struct dc_transfer_func *output_tf, - const struct dc_gamma *ramp, bool mapUserRamp) + const struct dc_gamma *ramp, bool mapUserRamp, bool canRomBeUsed) { struct dc_transfer_func_distributed_points *tf_pts = &output_tf->tf_pts; struct dividers dividers; @@ -1368,7 +1372,7 @@ bool mod_color_calculate_regamma_params(struct dc_transfer_func *output_tf, return false; /* we can use hardcoded curve for plain SRGB TF */ - if (output_tf->type == TF_TYPE_PREDEFINED && + if (output_tf->type == TF_TYPE_PREDEFINED && canRomBeUsed == true && output_tf->tf == TRANSFER_FUNCTION_SRGB && (!mapUserRamp && ramp->type == GAMMA_RGB_256)) return true; @@ -1430,7 +1434,6 @@ bool mod_color_calculate_regamma_params(struct dc_transfer_func *output_tf, MAX_HW_POINTS, coordinates_x, tf == TRANSFER_FUNCTION_SRGB ? true:false); } - map_regamma_hw_to_x_user(ramp, coeff, rgb_user, coordinates_x, axix_x, rgb_regamma, MAX_HW_POINTS, tf_pts, @@ -1581,7 +1584,8 @@ bool mod_color_calculate_degamma_params(struct dc_transfer_func *input_tf, /* we can use hardcoded curve for plain SRGB TF */ if (input_tf->type == TF_TYPE_PREDEFINED && input_tf->tf == TRANSFER_FUNCTION_SRGB && - (!mapUserRamp && ramp->type == GAMMA_RGB_256)) + (!mapUserRamp && + (ramp->type == GAMMA_RGB_256 || ramp->num_entries == 0))) return true; input_tf->type = TF_TYPE_DISTRIBUTED_POINTS; @@ -1659,7 +1663,8 @@ rgb_user_alloc_fail: bool mod_color_calculate_curve(enum dc_transfer_func_predefined trans, - struct dc_transfer_func_distributed_points *points) + struct dc_transfer_func_distributed_points *points, + uint32_t sdr_ref_white_level) { uint32_t i; bool ret = false; @@ -1693,7 +1698,7 @@ bool mod_color_calculate_curve(enum dc_transfer_func_predefined trans, build_pq(rgb_regamma, MAX_HW_POINTS, coordinates_x, - 80); + sdr_ref_white_level); for (i = 0; i <= MAX_HW_POINTS ; i++) { points->red[i] = rgb_regamma[i].r; points->green[i] = rgb_regamma[i].g; diff --git a/drivers/gpu/drm/amd/display/modules/color/color_gamma.h b/drivers/gpu/drm/amd/display/modules/color/color_gamma.h index b64048991a95..63ccb9c91224 100644 --- a/drivers/gpu/drm/amd/display/modules/color/color_gamma.h +++ b/drivers/gpu/drm/amd/display/modules/color/color_gamma.h @@ -78,13 +78,14 @@ void precompute_pq(void); void precompute_de_pq(void); bool mod_color_calculate_regamma_params(struct dc_transfer_func *output_tf, - const struct dc_gamma *ramp, bool mapUserRamp); + const struct dc_gamma *ramp, bool mapUserRamp, bool canRomBeUsed); bool mod_color_calculate_degamma_params(struct dc_transfer_func *output_tf, const struct dc_gamma *ramp, bool mapUserRamp); bool mod_color_calculate_curve(enum dc_transfer_func_predefined trans, - struct dc_transfer_func_distributed_points *points); + struct dc_transfer_func_distributed_points *points, + uint32_t sdr_ref_white_level); bool mod_color_calculate_degamma_curve(enum dc_transfer_func_predefined trans, struct dc_transfer_func_distributed_points *points); diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c index fa344ceafc17..4018c7180d00 100644 --- a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c +++ b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c @@ -30,6 +30,7 @@ #define MOD_FREESYNC_MAX_CONCURRENT_STREAMS 32 +#define MIN_REFRESH_RANGE_IN_US 10000000 /* Refresh rate ramp at a fixed rate of 65 Hz/second */ #define STATIC_SCREEN_RAMP_DELTA_REFRESH_RATE_PER_FRAME ((1000 / 60) * 65) /* Number of elements in the render times cache array */ @@ -40,103 +41,9 @@ #define FIXED_REFRESH_ENTER_FRAME_COUNT 5 #define FIXED_REFRESH_EXIT_FRAME_COUNT 5 -#define FREESYNC_REGISTRY_NAME "freesync_v1" - -#define FREESYNC_NO_STATIC_FOR_EXTERNAL_DP_REGKEY "DalFreeSyncNoStaticForExternalDp" - -#define FREESYNC_NO_STATIC_FOR_INTERNAL_REGKEY "DalFreeSyncNoStaticForInternal" - -#define FREESYNC_DEFAULT_REGKEY "LCDFreeSyncDefault" - -struct gradual_static_ramp { - bool ramp_is_active; - bool ramp_direction_is_up; - unsigned int ramp_current_frame_duration_in_ns; -}; - -struct freesync_time { - /* video (48Hz feature) related */ - unsigned int update_duration_in_ns; - - /* BTR/fixed refresh related */ - unsigned int prev_time_stamp_in_us; - - unsigned int min_render_time_in_us; - unsigned int max_render_time_in_us; - - unsigned int render_times_index; - unsigned int render_times[RENDER_TIMES_MAX_COUNT]; - - unsigned int min_window; - unsigned int max_window; -}; - -struct below_the_range { - bool btr_active; - bool program_btr; - - unsigned int mid_point_in_us; - - unsigned int inserted_frame_duration_in_us; - unsigned int frames_to_insert; - unsigned int frame_counter; -}; - -struct fixed_refresh { - bool fixed_active; - bool program_fixed; - unsigned int frame_counter; -}; - -struct freesync_range { - unsigned int min_refresh; - unsigned int max_frame_duration; - unsigned int vmax; - - unsigned int max_refresh; - unsigned int min_frame_duration; - unsigned int vmin; -}; - -struct freesync_state { - bool fullscreen; - bool static_screen; - bool video; - - unsigned int vmin; - unsigned int vmax; - - struct freesync_time time; - - unsigned int nominal_refresh_rate_in_micro_hz; - bool windowed_fullscreen; - - struct gradual_static_ramp static_ramp; - struct below_the_range btr; - struct fixed_refresh fixed_refresh; - struct freesync_range freesync_range; -}; - -struct freesync_entity { - struct dc_stream_state *stream; - struct mod_freesync_caps *caps; - struct freesync_state state; - struct mod_freesync_user_enable user_enable; -}; - -struct freesync_registry_options { - bool drr_external_supported; - bool drr_internal_supported; - bool lcd_freesync_default_set; - int lcd_freesync_default_value; -}; - struct core_freesync { struct mod_freesync public; struct dc *dc; - struct freesync_registry_options opts; - struct freesync_entity *map; - int num_entities; }; #define MOD_FREESYNC_TO_CORE(mod_freesync)\ @@ -147,69 +54,16 @@ struct mod_freesync *mod_freesync_create(struct dc *dc) struct core_freesync *core_freesync = kzalloc(sizeof(struct core_freesync), GFP_KERNEL); - - struct persistent_data_flag flag; - - int i, data = 0; - if (core_freesync == NULL) goto fail_alloc_context; - core_freesync->map = kcalloc(MOD_FREESYNC_MAX_CONCURRENT_STREAMS, - sizeof(struct freesync_entity), - GFP_KERNEL); - - if (core_freesync->map == NULL) - goto fail_alloc_map; - - for (i = 0; i < MOD_FREESYNC_MAX_CONCURRENT_STREAMS; i++) - core_freesync->map[i].stream = NULL; - - core_freesync->num_entities = 0; - if (dc == NULL) goto fail_construct; core_freesync->dc = dc; - - /* Create initial module folder in registry for freesync enable data */ - flag.save_per_edid = true; - flag.save_per_link = false; - dm_write_persistent_data(dc->ctx, NULL, FREESYNC_REGISTRY_NAME, - NULL, NULL, 0, &flag); - flag.save_per_edid = false; - flag.save_per_link = false; - - if (dm_read_persistent_data(dc->ctx, NULL, NULL, - FREESYNC_NO_STATIC_FOR_INTERNAL_REGKEY, - &data, sizeof(data), &flag)) { - core_freesync->opts.drr_internal_supported = - (data & 1) ? false : true; - } - - if (dm_read_persistent_data(dc->ctx, NULL, NULL, - FREESYNC_NO_STATIC_FOR_EXTERNAL_DP_REGKEY, - &data, sizeof(data), &flag)) { - core_freesync->opts.drr_external_supported = - (data & 1) ? false : true; - } - - if (dm_read_persistent_data(dc->ctx, NULL, NULL, - FREESYNC_DEFAULT_REGKEY, - &data, sizeof(data), &flag)) { - core_freesync->opts.lcd_freesync_default_set = true; - core_freesync->opts.lcd_freesync_default_value = data; - } else { - core_freesync->opts.lcd_freesync_default_set = false; - core_freesync->opts.lcd_freesync_default_value = 0; - } - return &core_freesync->public; fail_construct: - kfree(core_freesync->map); - -fail_alloc_map: kfree(core_freesync); fail_alloc_context: @@ -218,1304 +72,895 @@ fail_alloc_context: void mod_freesync_destroy(struct mod_freesync *mod_freesync) { - if (mod_freesync != NULL) { - int i; - struct core_freesync *core_freesync = - MOD_FREESYNC_TO_CORE(mod_freesync); - - for (i = 0; i < core_freesync->num_entities; i++) - if (core_freesync->map[i].stream) - dc_stream_release(core_freesync->map[i].stream); - - kfree(core_freesync->map); - - kfree(core_freesync); - } -} - -/* Given a specific dc_stream* this function finds its equivalent - * on the core_freesync->map and returns the corresponding index - */ -static unsigned int map_index_from_stream(struct core_freesync *core_freesync, - struct dc_stream_state *stream) -{ - unsigned int index = 0; - - for (index = 0; index < core_freesync->num_entities; index++) { - if (core_freesync->map[index].stream == stream) { - return index; - } - } - /* Could not find stream requested */ - ASSERT(false); - return index; -} - -bool mod_freesync_add_stream(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, struct mod_freesync_caps *caps) -{ - struct dc *dc = NULL; struct core_freesync *core_freesync = NULL; - int persistent_freesync_enable = 0; - struct persistent_data_flag flag; - unsigned int nom_refresh_rate_uhz; - unsigned long long temp; - if (mod_freesync == NULL) - return false; - + return; core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - dc = core_freesync->dc; - - flag.save_per_edid = true; - flag.save_per_link = false; - - if (core_freesync->num_entities < MOD_FREESYNC_MAX_CONCURRENT_STREAMS) { - - dc_stream_retain(stream); - - temp = stream->timing.pix_clk_khz; - temp *= 1000ULL * 1000ULL * 1000ULL; - temp = div_u64(temp, stream->timing.h_total); - temp = div_u64(temp, stream->timing.v_total); - - nom_refresh_rate_uhz = (unsigned int) temp; - - core_freesync->map[core_freesync->num_entities].stream = stream; - core_freesync->map[core_freesync->num_entities].caps = caps; - - core_freesync->map[core_freesync->num_entities].state. - fullscreen = false; - core_freesync->map[core_freesync->num_entities].state. - static_screen = false; - core_freesync->map[core_freesync->num_entities].state. - video = false; - core_freesync->map[core_freesync->num_entities].state.time. - update_duration_in_ns = 0; - core_freesync->map[core_freesync->num_entities].state. - static_ramp.ramp_is_active = false; - - /* get persistent data from registry */ - if (dm_read_persistent_data(dc->ctx, stream->sink, - FREESYNC_REGISTRY_NAME, - "userenable", &persistent_freesync_enable, - sizeof(int), &flag)) { - core_freesync->map[core_freesync->num_entities].user_enable. - enable_for_gaming = - (persistent_freesync_enable & 1) ? true : false; - core_freesync->map[core_freesync->num_entities].user_enable. - enable_for_static = - (persistent_freesync_enable & 2) ? true : false; - core_freesync->map[core_freesync->num_entities].user_enable. - enable_for_video = - (persistent_freesync_enable & 4) ? true : false; - /* If FreeSync display and LCDFreeSyncDefault is set, use as default values write back to userenable */ - } else if (caps->supported && (core_freesync->opts.lcd_freesync_default_set)) { - core_freesync->map[core_freesync->num_entities].user_enable.enable_for_gaming = - (core_freesync->opts.lcd_freesync_default_value & 1) ? true : false; - core_freesync->map[core_freesync->num_entities].user_enable.enable_for_static = - (core_freesync->opts.lcd_freesync_default_value & 2) ? true : false; - core_freesync->map[core_freesync->num_entities].user_enable.enable_for_video = - (core_freesync->opts.lcd_freesync_default_value & 4) ? true : false; - dm_write_persistent_data(dc->ctx, stream->sink, - FREESYNC_REGISTRY_NAME, - "userenable", &core_freesync->opts.lcd_freesync_default_value, - sizeof(int), &flag); - } else { - core_freesync->map[core_freesync->num_entities].user_enable. - enable_for_gaming = false; - core_freesync->map[core_freesync->num_entities].user_enable. - enable_for_static = false; - core_freesync->map[core_freesync->num_entities].user_enable. - enable_for_video = false; - } - - if (caps->supported && - nom_refresh_rate_uhz >= caps->min_refresh_in_micro_hz && - nom_refresh_rate_uhz <= caps->max_refresh_in_micro_hz) - stream->ignore_msa_timing_param = 1; - - core_freesync->num_entities++; - return true; - } - return false; + kfree(core_freesync); } -bool mod_freesync_remove_stream(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream) +#if 0 /* unused currently */ +static unsigned int calc_refresh_in_uhz_from_duration( + unsigned int duration_in_ns) { - int i = 0; - struct core_freesync *core_freesync = NULL; - unsigned int index = 0; - - if (mod_freesync == NULL) - return false; - - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); - - dc_stream_release(core_freesync->map[index].stream); - core_freesync->map[index].stream = NULL; - /* To remove this entity, shift everything after down */ - for (i = index; i < core_freesync->num_entities - 1; i++) - core_freesync->map[i] = core_freesync->map[i + 1]; - core_freesync->num_entities--; - return true; + unsigned int refresh_in_uhz = + ((unsigned int)(div64_u64((1000000000ULL * 1000000), + duration_in_ns))); + return refresh_in_uhz; } +#endif -static void adjust_vmin_vmax(struct core_freesync *core_freesync, - struct dc_stream_state **streams, - int num_streams, - int map_index, - unsigned int v_total_min, - unsigned int v_total_max) +static unsigned int calc_duration_in_us_from_refresh_in_uhz( + unsigned int refresh_in_uhz) { - if (num_streams == 0 || streams == NULL || num_streams > 1) - return; - - core_freesync->map[map_index].state.vmin = v_total_min; - core_freesync->map[map_index].state.vmax = v_total_max; - - dc_stream_adjust_vmin_vmax(core_freesync->dc, streams, - num_streams, v_total_min, - v_total_max); + unsigned int duration_in_us = + ((unsigned int)(div64_u64((1000000000ULL * 1000), + refresh_in_uhz))); + return duration_in_us; } - -static void update_stream_freesync_context(struct core_freesync *core_freesync, - struct dc_stream_state *stream) +static unsigned int calc_duration_in_us_from_v_total( + const struct dc_stream_state *stream, + const struct mod_vrr_params *in_vrr, + unsigned int v_total) { - unsigned int index; - struct freesync_context *ctx; + unsigned int duration_in_us = + (unsigned int)(div64_u64(((unsigned long long)(v_total) + * 1000) * stream->timing.h_total, + stream->timing.pix_clk_khz)); - ctx = &stream->freesync_ctx; + return duration_in_us; +} - index = map_index_from_stream(core_freesync, stream); +static unsigned int calc_v_total_from_refresh( + const struct dc_stream_state *stream, + unsigned int refresh_in_uhz) +{ + unsigned int v_total = stream->timing.v_total; + unsigned int frame_duration_in_ns; - ctx->supported = core_freesync->map[index].caps->supported; - ctx->enabled = (core_freesync->map[index].user_enable.enable_for_gaming || - core_freesync->map[index].user_enable.enable_for_video || - core_freesync->map[index].user_enable.enable_for_static); - ctx->active = (core_freesync->map[index].state.fullscreen || - core_freesync->map[index].state.video || - core_freesync->map[index].state.static_ramp.ramp_is_active); - ctx->min_refresh_in_micro_hz = - core_freesync->map[index].caps->min_refresh_in_micro_hz; - ctx->nominal_refresh_in_micro_hz = core_freesync-> - map[index].state.nominal_refresh_rate_in_micro_hz; + frame_duration_in_ns = + ((unsigned int)(div64_u64((1000000000ULL * 1000000), + refresh_in_uhz))); -} + v_total = div64_u64(div64_u64(((unsigned long long)( + frame_duration_in_ns) * stream->timing.pix_clk_khz), + stream->timing.h_total), 1000000); -static void update_stream(struct core_freesync *core_freesync, - struct dc_stream_state *stream) -{ - unsigned int index = map_index_from_stream(core_freesync, stream); - if (core_freesync->map[index].caps->supported) { - stream->ignore_msa_timing_param = 1; - update_stream_freesync_context(core_freesync, stream); + /* v_total cannot be less than nominal */ + if (v_total < stream->timing.v_total) { + ASSERT(v_total < stream->timing.v_total); + v_total = stream->timing.v_total; } + + return v_total; } -static void calc_freesync_range(struct core_freesync *core_freesync, - struct dc_stream_state *stream, - struct freesync_state *state, - unsigned int min_refresh_in_uhz, - unsigned int max_refresh_in_uhz) +static unsigned int calc_v_total_from_duration( + const struct dc_stream_state *stream, + const struct mod_vrr_params *vrr, + unsigned int duration_in_us) { - unsigned int min_frame_duration_in_ns = 0, max_frame_duration_in_ns = 0; - unsigned int index = map_index_from_stream(core_freesync, stream); - uint32_t vtotal = stream->timing.v_total; - - if ((min_refresh_in_uhz == 0) || (max_refresh_in_uhz == 0)) { - state->freesync_range.min_refresh = - state->nominal_refresh_rate_in_micro_hz; - state->freesync_range.max_refresh = - state->nominal_refresh_rate_in_micro_hz; - - state->freesync_range.max_frame_duration = 0; - state->freesync_range.min_frame_duration = 0; + unsigned int v_total = 0; - state->freesync_range.vmax = vtotal; - state->freesync_range.vmin = vtotal; + if (duration_in_us < vrr->min_duration_in_us) + duration_in_us = vrr->min_duration_in_us; - return; - } + if (duration_in_us > vrr->max_duration_in_us) + duration_in_us = vrr->max_duration_in_us; - min_frame_duration_in_ns = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - max_refresh_in_uhz))); - max_frame_duration_in_ns = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - min_refresh_in_uhz))); - - state->freesync_range.min_refresh = min_refresh_in_uhz; - state->freesync_range.max_refresh = max_refresh_in_uhz; - - state->freesync_range.max_frame_duration = max_frame_duration_in_ns; - state->freesync_range.min_frame_duration = min_frame_duration_in_ns; - - state->freesync_range.vmax = div64_u64(div64_u64(((unsigned long long)( - max_frame_duration_in_ns) * stream->timing.pix_clk_khz), - stream->timing.h_total), 1000000); - state->freesync_range.vmin = div64_u64(div64_u64(((unsigned long long)( - min_frame_duration_in_ns) * stream->timing.pix_clk_khz), - stream->timing.h_total), 1000000); - - /* vmin/vmax cannot be less than vtotal */ - if (state->freesync_range.vmin < vtotal) { - /* Error of 1 is permissible */ - ASSERT((state->freesync_range.vmin + 1) >= vtotal); - state->freesync_range.vmin = vtotal; - } + v_total = div64_u64(div64_u64(((unsigned long long)( + duration_in_us) * stream->timing.pix_clk_khz), + stream->timing.h_total), 1000); - if (state->freesync_range.vmax < vtotal) { - /* Error of 1 is permissible */ - ASSERT((state->freesync_range.vmax + 1) >= vtotal); - state->freesync_range.vmax = vtotal; + /* v_total cannot be less than nominal */ + if (v_total < stream->timing.v_total) { + ASSERT(v_total < stream->timing.v_total); + v_total = stream->timing.v_total; } - /* Determine whether BTR can be supported */ - if (max_frame_duration_in_ns >= - 2 * min_frame_duration_in_ns) - core_freesync->map[index].caps->btr_supported = true; - else - core_freesync->map[index].caps->btr_supported = false; - - /* Cache the time variables */ - state->time.max_render_time_in_us = - max_frame_duration_in_ns / 1000; - state->time.min_render_time_in_us = - min_frame_duration_in_ns / 1000; - state->btr.mid_point_in_us = - (max_frame_duration_in_ns + - min_frame_duration_in_ns) / 2000; -} - -static void calc_v_total_from_duration(struct dc_stream_state *stream, - unsigned int duration_in_ns, int *v_total_nominal) -{ - *v_total_nominal = div64_u64(div64_u64(((unsigned long long)( - duration_in_ns) * stream->timing.pix_clk_khz), - stream->timing.h_total), 1000000); + return v_total; } -static void calc_v_total_for_static_ramp(struct core_freesync *core_freesync, - struct dc_stream_state *stream, - unsigned int index, int *v_total) +static void update_v_total_for_static_ramp( + struct core_freesync *core_freesync, + const struct dc_stream_state *stream, + struct mod_vrr_params *in_out_vrr) { - unsigned int frame_duration = 0; - - struct gradual_static_ramp *static_ramp_variables = - &core_freesync->map[index].state.static_ramp; + unsigned int v_total = 0; + unsigned int current_duration_in_us = + calc_duration_in_us_from_v_total( + stream, in_out_vrr, + in_out_vrr->adjust.v_total_max); + unsigned int target_duration_in_us = + calc_duration_in_us_from_refresh_in_uhz( + in_out_vrr->fixed.target_refresh_in_uhz); + bool ramp_direction_is_up = (current_duration_in_us > + target_duration_in_us) ? true : false; /* Calc ratio between new and current frame duration with 3 digit */ unsigned int frame_duration_ratio = div64_u64(1000000, (1000 + div64_u64(((unsigned long long)( STATIC_SCREEN_RAMP_DELTA_REFRESH_RATE_PER_FRAME) * - static_ramp_variables->ramp_current_frame_duration_in_ns), - 1000000000))); + current_duration_in_us), + 1000000))); - /* Calculate delta between new and current frame duration in ns */ + /* Calculate delta between new and current frame duration in us */ unsigned int frame_duration_delta = div64_u64(((unsigned long long)( - static_ramp_variables->ramp_current_frame_duration_in_ns) * + current_duration_in_us) * (1000 - frame_duration_ratio)), 1000); /* Adjust frame duration delta based on ratio between current and * standard frame duration (frame duration at 60 Hz refresh rate). */ unsigned int ramp_rate_interpolated = div64_u64(((unsigned long long)( - frame_duration_delta) * static_ramp_variables-> - ramp_current_frame_duration_in_ns), 16666666); + frame_duration_delta) * current_duration_in_us), 16666); /* Going to a higher refresh rate (lower frame duration) */ - if (static_ramp_variables->ramp_direction_is_up) { + if (ramp_direction_is_up) { /* reduce frame duration */ - static_ramp_variables->ramp_current_frame_duration_in_ns -= - ramp_rate_interpolated; - - /* min frame duration */ - frame_duration = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - core_freesync->map[index].state. - nominal_refresh_rate_in_micro_hz))); + current_duration_in_us -= ramp_rate_interpolated; /* adjust for frame duration below min */ - if (static_ramp_variables->ramp_current_frame_duration_in_ns <= - frame_duration) { - - static_ramp_variables->ramp_is_active = false; - static_ramp_variables-> - ramp_current_frame_duration_in_ns = - frame_duration; + if (current_duration_in_us <= target_duration_in_us) { + in_out_vrr->fixed.ramping_active = false; + in_out_vrr->fixed.ramping_done = true; + current_duration_in_us = + calc_duration_in_us_from_refresh_in_uhz( + in_out_vrr->fixed.target_refresh_in_uhz); } /* Going to a lower refresh rate (larger frame duration) */ } else { /* increase frame duration */ - static_ramp_variables->ramp_current_frame_duration_in_ns += - ramp_rate_interpolated; - - /* max frame duration */ - frame_duration = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - core_freesync->map[index].caps->min_refresh_in_micro_hz))); + current_duration_in_us += ramp_rate_interpolated; /* adjust for frame duration above max */ - if (static_ramp_variables->ramp_current_frame_duration_in_ns >= - frame_duration) { - - static_ramp_variables->ramp_is_active = false; - static_ramp_variables-> - ramp_current_frame_duration_in_ns = - frame_duration; + if (current_duration_in_us >= target_duration_in_us) { + in_out_vrr->fixed.ramping_active = false; + in_out_vrr->fixed.ramping_done = true; + current_duration_in_us = + calc_duration_in_us_from_refresh_in_uhz( + in_out_vrr->fixed.target_refresh_in_uhz); } } - calc_v_total_from_duration(stream, static_ramp_variables-> - ramp_current_frame_duration_in_ns, v_total); -} + v_total = div64_u64(div64_u64(((unsigned long long)( + current_duration_in_us) * stream->timing.pix_clk_khz), + stream->timing.h_total), 1000); -static void reset_freesync_state_variables(struct freesync_state* state) -{ - state->static_ramp.ramp_is_active = false; - if (state->nominal_refresh_rate_in_micro_hz) - state->static_ramp.ramp_current_frame_duration_in_ns = - ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - state->nominal_refresh_rate_in_micro_hz))); - - state->btr.btr_active = false; - state->btr.frame_counter = 0; - state->btr.frames_to_insert = 0; - state->btr.inserted_frame_duration_in_us = 0; - state->btr.program_btr = false; - - state->fixed_refresh.fixed_active = false; - state->fixed_refresh.program_fixed = false; + in_out_vrr->adjust.v_total_min = v_total; + in_out_vrr->adjust.v_total_max = v_total; } -/* - * Sets freesync mode on a stream depending on current freesync state. - */ -static bool set_freesync_on_streams(struct core_freesync *core_freesync, - struct dc_stream_state **streams, int num_streams) -{ - int v_total_nominal = 0, v_total_min = 0, v_total_max = 0; - unsigned int stream_idx, map_index = 0; - struct freesync_state *state; - if (num_streams == 0 || streams == NULL || num_streams > 1) - return false; +static void apply_below_the_range(struct core_freesync *core_freesync, + const struct dc_stream_state *stream, + unsigned int last_render_time_in_us, + struct mod_vrr_params *in_out_vrr) +{ + unsigned int inserted_frame_duration_in_us = 0; + unsigned int mid_point_frames_ceil = 0; + unsigned int mid_point_frames_floor = 0; + unsigned int frame_time_in_us = 0; + unsigned int delta_from_mid_point_in_us_1 = 0xFFFFFFFF; + unsigned int delta_from_mid_point_in_us_2 = 0xFFFFFFFF; + unsigned int frames_to_insert = 0; + unsigned int min_frame_duration_in_ns = 0; + unsigned int max_render_time_in_us = in_out_vrr->max_duration_in_us; - for (stream_idx = 0; stream_idx < num_streams; stream_idx++) { + min_frame_duration_in_ns = ((unsigned int) (div64_u64( + (1000000000ULL * 1000000), + in_out_vrr->max_refresh_in_uhz))); - map_index = map_index_from_stream(core_freesync, - streams[stream_idx]); + /* Program BTR */ + if (last_render_time_in_us + BTR_EXIT_MARGIN < max_render_time_in_us) { + /* Exit Below the Range */ + if (in_out_vrr->btr.btr_active) { + in_out_vrr->btr.frame_counter = 0; + in_out_vrr->btr.btr_active = false; - state = &core_freesync->map[map_index].state; + /* Exit Fixed Refresh mode */ + } else if (in_out_vrr->fixed.fixed_active) { - if (core_freesync->map[map_index].caps->supported) { + in_out_vrr->fixed.frame_counter++; - /* Fullscreen has the topmost priority. If the - * fullscreen bit is set, we are in a fullscreen - * application where it should not matter if it is - * static screen. We should not check the static_screen - * or video bit. - * - * Special cases of fullscreen include btr and fixed - * refresh. We program btr on every flip and involves - * programming full range right before the last inserted frame. - * However, we do not want to program the full freesync range - * when fixed refresh is active, because we only program - * that logic once and this will override it. - */ - if (core_freesync->map[map_index].user_enable. - enable_for_gaming == true && - state->fullscreen == true && - state->fixed_refresh.fixed_active == false) { - /* Enable freesync */ - - v_total_min = state->freesync_range.vmin; - v_total_max = state->freesync_range.vmax; - - /* Update the freesync context for the stream */ - update_stream_freesync_context(core_freesync, - streams[stream_idx]); - - adjust_vmin_vmax(core_freesync, streams, - num_streams, map_index, - v_total_min, - v_total_max); - - return true; - - } else if (core_freesync->map[map_index].user_enable. - enable_for_video && state->video == true) { - /* Enable 48Hz feature */ - - calc_v_total_from_duration(streams[stream_idx], - state->time.update_duration_in_ns, - &v_total_nominal); - - /* Program only if v_total_nominal is in range*/ - if (v_total_nominal >= - streams[stream_idx]->timing.v_total) { - - /* Update the freesync context for - * the stream - */ - update_stream_freesync_context( - core_freesync, - streams[stream_idx]); - - adjust_vmin_vmax( - core_freesync, streams, - num_streams, map_index, - v_total_nominal, - v_total_nominal); - } - return true; - - } else { - /* Disable freesync */ - v_total_nominal = streams[stream_idx]-> - timing.v_total; - - /* Update the freesync context for - * the stream - */ - update_stream_freesync_context( - core_freesync, - streams[stream_idx]); - - adjust_vmin_vmax(core_freesync, streams, - num_streams, map_index, - v_total_nominal, - v_total_nominal); - - /* Reset the cached variables */ - reset_freesync_state_variables(state); - - return true; + if (in_out_vrr->fixed.frame_counter > + FIXED_REFRESH_EXIT_FRAME_COUNT) { + in_out_vrr->fixed.frame_counter = 0; + in_out_vrr->fixed.fixed_active = false; } - } else { - /* Disable freesync */ - v_total_nominal = streams[stream_idx]-> - timing.v_total; - /* - * we have to reset drr always even sink does - * not support freesync because a former stream has - * be programmed - */ - adjust_vmin_vmax(core_freesync, streams, - num_streams, map_index, - v_total_nominal, - v_total_nominal); - /* Reset the cached variables */ - reset_freesync_state_variables(state); } + } else if (last_render_time_in_us > max_render_time_in_us) { + /* Enter Below the Range */ + if (!in_out_vrr->btr.btr_active && + in_out_vrr->btr.btr_enabled) { + in_out_vrr->btr.btr_active = true; - } - - return false; -} + /* Enter Fixed Refresh mode */ + } else if (!in_out_vrr->fixed.fixed_active && + !in_out_vrr->btr.btr_enabled) { + in_out_vrr->fixed.frame_counter++; -static void set_static_ramp_variables(struct core_freesync *core_freesync, - unsigned int index, bool enable_static_screen) -{ - unsigned int frame_duration = 0; - unsigned int nominal_refresh_rate = core_freesync->map[index].state. - nominal_refresh_rate_in_micro_hz; - unsigned int min_refresh_rate= core_freesync->map[index].caps-> - min_refresh_in_micro_hz; - struct gradual_static_ramp *static_ramp_variables = - &core_freesync->map[index].state.static_ramp; - - /* If we are ENABLING static screen, refresh rate should go DOWN. - * If we are DISABLING static screen, refresh rate should go UP. - */ - if (enable_static_screen) - static_ramp_variables->ramp_direction_is_up = false; - else - static_ramp_variables->ramp_direction_is_up = true; - - /* If ramp is not active, set initial frame duration depending on - * whether we are enabling/disabling static screen mode. If the ramp is - * already active, ramp should continue in the opposite direction - * starting with the current frame duration - */ - if (!static_ramp_variables->ramp_is_active) { - if (enable_static_screen == true) { - /* Going to lower refresh rate, so start from max - * refresh rate (min frame duration) - */ - frame_duration = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - nominal_refresh_rate))); - } else { - /* Going to higher refresh rate, so start from min - * refresh rate (max frame duration) - */ - frame_duration = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - min_refresh_rate))); + if (in_out_vrr->fixed.frame_counter > + FIXED_REFRESH_ENTER_FRAME_COUNT) { + in_out_vrr->fixed.frame_counter = 0; + in_out_vrr->fixed.fixed_active = true; + } } - static_ramp_variables-> - ramp_current_frame_duration_in_ns = frame_duration; - - static_ramp_variables->ramp_is_active = true; } -} - -void mod_freesync_handle_v_update(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams) -{ - unsigned int index, v_total, inserted_frame_v_total = 0; - unsigned int min_frame_duration_in_ns, vmax, vmin = 0; - struct freesync_state *state; - struct core_freesync *core_freesync = NULL; - struct dc_static_screen_events triggers = {0}; - - if (mod_freesync == NULL) - return; - - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - - if (core_freesync->num_entities == 0) - return; - - index = map_index_from_stream(core_freesync, - streams[0]); - - if (core_freesync->map[index].caps->supported == false) - return; - state = &core_freesync->map[index].state; - - /* Below the Range Logic */ + /* BTR set to "not active" so disengage */ + if (!in_out_vrr->btr.btr_active) { + in_out_vrr->btr.btr_active = false; + in_out_vrr->btr.inserted_duration_in_us = 0; + in_out_vrr->btr.frames_to_insert = 0; + in_out_vrr->btr.frame_counter = 0; - /* Only execute if in fullscreen mode */ - if (state->fullscreen == true && - core_freesync->map[index].user_enable.enable_for_gaming && - core_freesync->map[index].caps->btr_supported && - state->btr.btr_active) { + /* Restore FreeSync */ + in_out_vrr->adjust.v_total_min = + calc_v_total_from_refresh(stream, + in_out_vrr->max_refresh_in_uhz); + in_out_vrr->adjust.v_total_max = + calc_v_total_from_refresh(stream, + in_out_vrr->min_refresh_in_uhz); + /* BTR set to "active" so engage */ + } else { - /* TODO: pass in flag for Pre-DCE12 ASIC - * in order for frame variable duration to take affect, - * it needs to be done one VSYNC early, which is at - * frameCounter == 1. - * For DCE12 and newer updates to V_TOTAL_MIN/MAX - * will take affect on current frame + /* Calculate number of midPoint frames that could fit within + * the render time interval- take ceil of this value */ - if (state->btr.frames_to_insert == state->btr.frame_counter) { - - min_frame_duration_in_ns = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - state->nominal_refresh_rate_in_micro_hz))); - - vmin = state->freesync_range.vmin; - - inserted_frame_v_total = vmin; - - if (min_frame_duration_in_ns / 1000) - inserted_frame_v_total = - state->btr.inserted_frame_duration_in_us * - vmin / (min_frame_duration_in_ns / 1000); - - /* Set length of inserted frames as v_total_max*/ - vmax = inserted_frame_v_total; - vmin = inserted_frame_v_total; + mid_point_frames_ceil = (last_render_time_in_us + + in_out_vrr->btr.mid_point_in_us - 1) / + in_out_vrr->btr.mid_point_in_us; - /* Program V_TOTAL */ - adjust_vmin_vmax(core_freesync, streams, - num_streams, index, - vmin, vmax); + if (mid_point_frames_ceil > 0) { + frame_time_in_us = last_render_time_in_us / + mid_point_frames_ceil; + delta_from_mid_point_in_us_1 = + (in_out_vrr->btr.mid_point_in_us > + frame_time_in_us) ? + (in_out_vrr->btr.mid_point_in_us - frame_time_in_us) : + (frame_time_in_us - in_out_vrr->btr.mid_point_in_us); } - if (state->btr.frame_counter > 0) - state->btr.frame_counter--; - - /* Restore FreeSync */ - if (state->btr.frame_counter == 0) - set_freesync_on_streams(core_freesync, streams, num_streams); - } - - /* If in fullscreen freesync mode or in video, do not program - * static screen ramp values - */ - if (state->fullscreen == true || state->video == true) { - - state->static_ramp.ramp_is_active = false; - - return; - } - - /* Gradual Static Screen Ramping Logic */ + /* Calculate number of midPoint frames that could fit within + * the render time interval- take floor of this value + */ + mid_point_frames_floor = last_render_time_in_us / + in_out_vrr->btr.mid_point_in_us; - /* Execute if ramp is active and user enabled freesync static screen*/ - if (state->static_ramp.ramp_is_active && - core_freesync->map[index].user_enable.enable_for_static) { + if (mid_point_frames_floor > 0) { - calc_v_total_for_static_ramp(core_freesync, streams[0], - index, &v_total); + frame_time_in_us = last_render_time_in_us / + mid_point_frames_floor; + delta_from_mid_point_in_us_2 = + (in_out_vrr->btr.mid_point_in_us > + frame_time_in_us) ? + (in_out_vrr->btr.mid_point_in_us - frame_time_in_us) : + (frame_time_in_us - in_out_vrr->btr.mid_point_in_us); + } - /* Update the freesync context for the stream */ - update_stream_freesync_context(core_freesync, streams[0]); + /* Choose number of frames to insert based on how close it + * can get to the mid point of the variable range. + */ + if (delta_from_mid_point_in_us_1 < delta_from_mid_point_in_us_2) + frames_to_insert = mid_point_frames_ceil; + else + frames_to_insert = mid_point_frames_floor; - /* Program static screen ramp values */ - adjust_vmin_vmax(core_freesync, streams, - num_streams, index, - v_total, - v_total); + /* Either we've calculated the number of frames to insert, + * or we need to insert min duration frames + */ + if (frames_to_insert > 0) + inserted_frame_duration_in_us = last_render_time_in_us / + frames_to_insert; - triggers.overlay_update = true; - triggers.surface_update = true; + if (inserted_frame_duration_in_us < + (1000000 / in_out_vrr->max_refresh_in_uhz)) + inserted_frame_duration_in_us = + (1000000 / in_out_vrr->max_refresh_in_uhz); - dc_stream_set_static_screen_events(core_freesync->dc, streams, - num_streams, &triggers); + /* Cache the calculated variables */ + in_out_vrr->btr.inserted_duration_in_us = + inserted_frame_duration_in_us; + in_out_vrr->btr.frames_to_insert = frames_to_insert; + in_out_vrr->btr.frame_counter = frames_to_insert; } } -void mod_freesync_update_state(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, - struct mod_freesync_params *freesync_params) +static void apply_fixed_refresh(struct core_freesync *core_freesync, + const struct dc_stream_state *stream, + unsigned int last_render_time_in_us, + struct mod_vrr_params *in_out_vrr) { - bool freesync_program_required = false; - unsigned int stream_index; - struct freesync_state *state; - struct core_freesync *core_freesync = NULL; - struct dc_static_screen_events triggers = {0}; - - if (mod_freesync == NULL) - return; + bool update = false; + unsigned int max_render_time_in_us = in_out_vrr->max_duration_in_us; - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - - if (core_freesync->num_entities == 0) - return; - - for(stream_index = 0; stream_index < num_streams; stream_index++) { - - unsigned int map_index = map_index_from_stream(core_freesync, - streams[stream_index]); - - bool is_embedded = dc_is_embedded_signal( - streams[stream_index]->sink->sink_signal); - - struct freesync_registry_options *opts = &core_freesync->opts; + if (last_render_time_in_us + BTR_EXIT_MARGIN < max_render_time_in_us) { + /* Exit Fixed Refresh mode */ + if (in_out_vrr->fixed.fixed_active) { + in_out_vrr->fixed.frame_counter++; - state = &core_freesync->map[map_index].state; + if (in_out_vrr->fixed.frame_counter > + FIXED_REFRESH_EXIT_FRAME_COUNT) { + in_out_vrr->fixed.frame_counter = 0; + in_out_vrr->fixed.fixed_active = false; + in_out_vrr->fixed.target_refresh_in_uhz = 0; + update = true; + } + } + } else if (last_render_time_in_us > max_render_time_in_us) { + /* Enter Fixed Refresh mode */ + if (!in_out_vrr->fixed.fixed_active) { + in_out_vrr->fixed.frame_counter++; - switch (freesync_params->state){ - case FREESYNC_STATE_FULLSCREEN: - state->fullscreen = freesync_params->enable; - freesync_program_required = true; - state->windowed_fullscreen = - freesync_params->windowed_fullscreen; - break; - case FREESYNC_STATE_STATIC_SCREEN: - /* Static screen ramp is disabled by default, but can - * be enabled through regkey. - */ - if ((is_embedded && opts->drr_internal_supported) || - (!is_embedded && opts->drr_external_supported)) - - if (state->static_screen != - freesync_params->enable) { - - /* Change the state flag */ - state->static_screen = - freesync_params->enable; - - /* Update static screen ramp */ - set_static_ramp_variables(core_freesync, - map_index, - freesync_params->enable); - } - /* We program the ramp starting next VUpdate */ - break; - case FREESYNC_STATE_VIDEO: - /* Change core variables only if there is a change*/ - if(freesync_params->update_duration_in_ns != - state->time.update_duration_in_ns) { - - state->video = freesync_params->enable; - state->time.update_duration_in_ns = - freesync_params->update_duration_in_ns; - - freesync_program_required = true; + if (in_out_vrr->fixed.frame_counter > + FIXED_REFRESH_ENTER_FRAME_COUNT) { + in_out_vrr->fixed.frame_counter = 0; + in_out_vrr->fixed.fixed_active = true; + in_out_vrr->fixed.target_refresh_in_uhz = + in_out_vrr->max_refresh_in_uhz; + update = true; } - break; - case FREESYNC_STATE_NONE: - /* handle here to avoid warning */ - break; } } - /* Update mask */ - triggers.overlay_update = true; - triggers.surface_update = true; - - dc_stream_set_static_screen_events(core_freesync->dc, streams, - num_streams, &triggers); - - if (freesync_program_required) - /* Program freesync according to current state*/ - set_freesync_on_streams(core_freesync, streams, num_streams); + if (update) { + if (in_out_vrr->fixed.fixed_active) { + in_out_vrr->adjust.v_total_min = + calc_v_total_from_refresh( + stream, in_out_vrr->max_refresh_in_uhz); + in_out_vrr->adjust.v_total_max = + in_out_vrr->adjust.v_total_min; + } else { + in_out_vrr->adjust.v_total_min = + calc_v_total_from_refresh(stream, + in_out_vrr->max_refresh_in_uhz); + in_out_vrr->adjust.v_total_max = + calc_v_total_from_refresh(stream, + in_out_vrr->min_refresh_in_uhz); + } + } } - -bool mod_freesync_get_state(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - struct mod_freesync_params *freesync_params) +static bool vrr_settings_require_update(struct core_freesync *core_freesync, + struct mod_freesync_config *in_config, + unsigned int min_refresh_in_uhz, + unsigned int max_refresh_in_uhz, + struct mod_vrr_params *in_vrr) { - unsigned int index = 0; - struct core_freesync *core_freesync = NULL; - - if (mod_freesync == NULL) - return false; - - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); - - if (core_freesync->map[index].state.fullscreen) { - freesync_params->state = FREESYNC_STATE_FULLSCREEN; - freesync_params->enable = true; - } else if (core_freesync->map[index].state.static_screen) { - freesync_params->state = FREESYNC_STATE_STATIC_SCREEN; - freesync_params->enable = true; - } else if (core_freesync->map[index].state.video) { - freesync_params->state = FREESYNC_STATE_VIDEO; - freesync_params->enable = true; - } else { - freesync_params->state = FREESYNC_STATE_NONE; - freesync_params->enable = false; + if (in_vrr->state != in_config->state) { + return true; + } else if (in_vrr->state == VRR_STATE_ACTIVE_FIXED && + in_vrr->fixed.target_refresh_in_uhz != + in_config->min_refresh_in_uhz) { + return true; + } else if (in_vrr->min_refresh_in_uhz != min_refresh_in_uhz) { + return true; + } else if (in_vrr->max_refresh_in_uhz != max_refresh_in_uhz) { + return true; } - freesync_params->update_duration_in_ns = - core_freesync->map[index].state.time.update_duration_in_ns; + return false; +} - freesync_params->windowed_fullscreen = - core_freesync->map[index].state.windowed_fullscreen; +bool mod_freesync_get_vmin_vmax(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + unsigned int *vmin, + unsigned int *vmax) +{ + *vmin = stream->adjust.v_total_min; + *vmax = stream->adjust.v_total_max; return true; } -bool mod_freesync_set_user_enable(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, - struct mod_freesync_user_enable *user_enable) +bool mod_freesync_get_v_position(struct mod_freesync *mod_freesync, + struct dc_stream_state *stream, + unsigned int *nom_v_pos, + unsigned int *v_pos) { - unsigned int stream_index, map_index; - int persistent_data = 0; - struct persistent_data_flag flag; - struct dc *dc = NULL; struct core_freesync *core_freesync = NULL; + struct crtc_position position; if (mod_freesync == NULL) return false; core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - dc = core_freesync->dc; - - flag.save_per_edid = true; - flag.save_per_link = false; - - for(stream_index = 0; stream_index < num_streams; - stream_index++){ - - map_index = map_index_from_stream(core_freesync, - streams[stream_index]); - - core_freesync->map[map_index].user_enable = *user_enable; - - /* Write persistent data in registry*/ - if (core_freesync->map[map_index].user_enable. - enable_for_gaming) - persistent_data = persistent_data | 1; - if (core_freesync->map[map_index].user_enable. - enable_for_static) - persistent_data = persistent_data | 2; - if (core_freesync->map[map_index].user_enable. - enable_for_video) - persistent_data = persistent_data | 4; - - dm_write_persistent_data(dc->ctx, - streams[stream_index]->sink, - FREESYNC_REGISTRY_NAME, - "userenable", - &persistent_data, - sizeof(int), - &flag); - } - set_freesync_on_streams(core_freesync, streams, num_streams); + if (dc_stream_get_crtc_position(core_freesync->dc, &stream, 1, + &position.vertical_count, + &position.nominal_vcount)) { - return true; + *nom_v_pos = position.nominal_vcount; + *v_pos = position.vertical_count; + + return true; + } + + return false; } -bool mod_freesync_get_user_enable(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - struct mod_freesync_user_enable *user_enable) +static void build_vrr_infopacket_header_v1(enum signal_type signal, + struct dc_info_packet *infopacket, + unsigned int *payload_size) { - unsigned int index = 0; - struct core_freesync *core_freesync = NULL; + if (dc_is_hdmi_signal(signal)) { - if (mod_freesync == NULL) - return false; + /* HEADER */ - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); + /* HB0 = Packet Type = 0x83 (Source Product + * Descriptor InfoFrame) + */ + infopacket->hb0 = DC_HDMI_INFOFRAME_TYPE_SPD; - *user_enable = core_freesync->map[index].user_enable; + /* HB1 = Version = 0x01 */ + infopacket->hb1 = 0x01; - return true; -} + /* HB2 = [Bits 7:5 = 0] [Bits 4:0 = Length = 0x08] */ + infopacket->hb2 = 0x08; -bool mod_freesync_get_static_ramp_active(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - bool *is_ramp_active) -{ - unsigned int index = 0; - struct core_freesync *core_freesync = NULL; + *payload_size = 0x08; - if (mod_freesync == NULL) - return false; + } else if (dc_is_dp_signal(signal)) { - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); + /* HEADER */ - *is_ramp_active = - core_freesync->map[index].state.static_ramp.ramp_is_active; + /* HB0 = Secondary-data Packet ID = 0 - Only non-zero + * when used to associate audio related info packets + */ + infopacket->hb0 = 0x00; - return true; -} + /* HB1 = Packet Type = 0x83 (Source Product + * Descriptor InfoFrame) + */ + infopacket->hb1 = DC_HDMI_INFOFRAME_TYPE_SPD; -bool mod_freesync_override_min_max(struct mod_freesync *mod_freesync, - struct dc_stream_state *streams, - unsigned int min_refresh, - unsigned int max_refresh, - struct mod_freesync_caps *caps) -{ - unsigned int index = 0; - struct core_freesync *core_freesync; - struct freesync_state *state; + /* HB2 = [Bits 7:0 = Least significant eight bits - + * For INFOFRAME, the value must be 1Bh] + */ + infopacket->hb2 = 0x1B; - if (mod_freesync == NULL) - return false; + /* HB3 = [Bits 7:2 = INFOFRAME SDP Version Number = 0x1] + * [Bits 1:0 = Most significant two bits = 0x00] + */ + infopacket->hb3 = 0x04; - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, streams); - state = &core_freesync->map[index].state; - - if (max_refresh == 0) - max_refresh = state->nominal_refresh_rate_in_micro_hz; - - if (min_refresh == 0) { - /* Restore defaults */ - calc_freesync_range(core_freesync, streams, state, - core_freesync->map[index].caps-> - min_refresh_in_micro_hz, - state->nominal_refresh_rate_in_micro_hz); - } else { - calc_freesync_range(core_freesync, streams, - state, - min_refresh, - max_refresh); - - /* Program vtotal min/max */ - adjust_vmin_vmax(core_freesync, &streams, 1, index, - state->freesync_range.vmin, - state->freesync_range.vmax); + *payload_size = 0x1B; } +} - if (min_refresh != 0 && - dc_is_embedded_signal(streams->sink->sink_signal) && - (max_refresh - min_refresh >= 10000000)) { - caps->supported = true; - caps->min_refresh_in_micro_hz = min_refresh; - caps->max_refresh_in_micro_hz = max_refresh; - } +static void build_vrr_infopacket_header_v2(enum signal_type signal, + struct dc_info_packet *infopacket, + unsigned int *payload_size) +{ + if (dc_is_hdmi_signal(signal)) { - /* Update the stream */ - update_stream(core_freesync, streams); + /* HEADER */ - return true; -} + /* HB0 = Packet Type = 0x83 (Source Product + * Descriptor InfoFrame) + */ + infopacket->hb0 = DC_HDMI_INFOFRAME_TYPE_SPD; -bool mod_freesync_get_min_max(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - unsigned int *min_refresh, - unsigned int *max_refresh) -{ - unsigned int index = 0; - struct core_freesync *core_freesync = NULL; + /* HB1 = Version = 0x02 */ + infopacket->hb1 = 0x02; - if (mod_freesync == NULL) - return false; + /* HB2 = [Bits 7:5 = 0] [Bits 4:0 = Length = 0x09] */ + infopacket->hb2 = 0x09; - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); + *payload_size = 0x0A; - *min_refresh = - core_freesync->map[index].state.freesync_range.min_refresh; - *max_refresh = - core_freesync->map[index].state.freesync_range.max_refresh; + } else if (dc_is_dp_signal(signal)) { - return true; -} + /* HEADER */ -bool mod_freesync_get_vmin_vmax(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - unsigned int *vmin, - unsigned int *vmax) -{ - unsigned int index = 0; - struct core_freesync *core_freesync = NULL; + /* HB0 = Secondary-data Packet ID = 0 - Only non-zero + * when used to associate audio related info packets + */ + infopacket->hb0 = 0x00; - if (mod_freesync == NULL) - return false; + /* HB1 = Packet Type = 0x83 (Source Product + * Descriptor InfoFrame) + */ + infopacket->hb1 = DC_HDMI_INFOFRAME_TYPE_SPD; - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); + /* HB2 = [Bits 7:0 = Least significant eight bits - + * For INFOFRAME, the value must be 1Bh] + */ + infopacket->hb2 = 0x1B; - *vmin = - core_freesync->map[index].state.freesync_range.vmin; - *vmax = - core_freesync->map[index].state.freesync_range.vmax; + /* HB3 = [Bits 7:2 = INFOFRAME SDP Version Number = 0x2] + * [Bits 1:0 = Most significant two bits = 0x00] + */ + infopacket->hb3 = 0x08; - return true; + *payload_size = 0x1B; + } } -bool mod_freesync_get_v_position(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - unsigned int *nom_v_pos, - unsigned int *v_pos) +static void build_vrr_infopacket_data(const struct mod_vrr_params *vrr, + struct dc_info_packet *infopacket) { - unsigned int index = 0; - struct core_freesync *core_freesync = NULL; - struct crtc_position position; + /* PB1 = 0x1A (24bit AMD IEEE OUI (0x00001A) - Byte 0) */ + infopacket->sb[1] = 0x1A; - if (mod_freesync == NULL) - return false; + /* PB2 = 0x00 (24bit AMD IEEE OUI (0x00001A) - Byte 1) */ + infopacket->sb[2] = 0x00; - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - index = map_index_from_stream(core_freesync, stream); + /* PB3 = 0x00 (24bit AMD IEEE OUI (0x00001A) - Byte 2) */ + infopacket->sb[3] = 0x00; - if (dc_stream_get_crtc_position(core_freesync->dc, &stream, 1, - &position.vertical_count, - &position.nominal_vcount)) { + /* PB4 = Reserved */ - *nom_v_pos = position.nominal_vcount; - *v_pos = position.vertical_count; + /* PB5 = Reserved */ - return true; - } + /* PB6 = [Bits 7:3 = Reserved] */ - return false; -} + /* PB6 = [Bit 0 = FreeSync Supported] */ + if (vrr->state != VRR_STATE_UNSUPPORTED) + infopacket->sb[6] |= 0x01; -void mod_freesync_notify_mode_change(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams) -{ - unsigned int stream_index, map_index; - struct freesync_state *state; - struct core_freesync *core_freesync = NULL; - struct dc_static_screen_events triggers = {0}; - unsigned long long temp = 0; + /* PB6 = [Bit 1 = FreeSync Enabled] */ + if (vrr->state != VRR_STATE_DISABLED && + vrr->state != VRR_STATE_UNSUPPORTED) + infopacket->sb[6] |= 0x02; - if (mod_freesync == NULL) - return; + /* PB6 = [Bit 2 = FreeSync Active] */ + if (vrr->state == VRR_STATE_ACTIVE_VARIABLE || + vrr->state == VRR_STATE_ACTIVE_FIXED) + infopacket->sb[6] |= 0x04; - core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); + /* PB7 = FreeSync Minimum refresh rate (Hz) */ + infopacket->sb[7] = (unsigned char)(vrr->min_refresh_in_uhz / 1000000); - for (stream_index = 0; stream_index < num_streams; stream_index++) { - map_index = map_index_from_stream(core_freesync, - streams[stream_index]); + /* PB8 = FreeSync Maximum refresh rate (Hz) + * Note: We should never go above the field rate of the mode timing set. + */ + infopacket->sb[8] = (unsigned char)(vrr->max_refresh_in_uhz / 1000000); - state = &core_freesync->map[map_index].state; - /* Update the field rate for new timing */ - temp = streams[stream_index]->timing.pix_clk_khz; - temp *= 1000ULL * 1000ULL * 1000ULL; - temp = div_u64(temp, - streams[stream_index]->timing.h_total); - temp = div_u64(temp, - streams[stream_index]->timing.v_total); - state->nominal_refresh_rate_in_micro_hz = - (unsigned int) temp; + //FreeSync HDR + infopacket->sb[9] = 0; + infopacket->sb[10] = 0; +} - if (core_freesync->map[map_index].caps->supported) { +static void build_vrr_infopacket_fs2_data(enum color_transfer_func app_tf, + struct dc_info_packet *infopacket) +{ + if (app_tf != transfer_func_unknown) { + infopacket->valid = true; - /* Update the stream */ - update_stream(core_freesync, streams[stream_index]); + infopacket->sb[6] |= 0x08; // PB6 = [Bit 3 = Native Color Active] - /* Calculate vmin/vmax and refresh rate for - * current mode - */ - calc_freesync_range(core_freesync, *streams, state, - core_freesync->map[map_index].caps-> - min_refresh_in_micro_hz, - state->nominal_refresh_rate_in_micro_hz); - - /* Update mask */ - triggers.overlay_update = true; - triggers.surface_update = true; - - dc_stream_set_static_screen_events(core_freesync->dc, - streams, num_streams, - &triggers); + if (app_tf == transfer_func_gamma_22) { + infopacket->sb[9] |= 0x04; // PB6 = [Bit 2 = Gamma 2.2 EOTF Active] } } - - /* Program freesync according to current state*/ - set_freesync_on_streams(core_freesync, streams, num_streams); } -/* Add the timestamps to the cache and determine whether BTR programming - * is required, depending on the times calculated - */ -static void update_timestamps(struct core_freesync *core_freesync, - const struct dc_stream_state *stream, unsigned int map_index, - unsigned int last_render_time_in_us) +static void build_vrr_infopacket_checksum(unsigned int *payload_size, + struct dc_info_packet *infopacket) { - struct freesync_state *state = &core_freesync->map[map_index].state; - - state->time.render_times[state->time.render_times_index] = - last_render_time_in_us; - state->time.render_times_index++; - - if (state->time.render_times_index >= RENDER_TIMES_MAX_COUNT) - state->time.render_times_index = 0; + /* Calculate checksum */ + unsigned int idx = 0; + unsigned char checksum = 0; - if (last_render_time_in_us + BTR_EXIT_MARGIN < - state->time.max_render_time_in_us) { + checksum += infopacket->hb0; + checksum += infopacket->hb1; + checksum += infopacket->hb2; + checksum += infopacket->hb3; - /* Exit Below the Range */ - if (state->btr.btr_active) { + for (idx = 1; idx <= *payload_size; idx++) + checksum += infopacket->sb[idx]; - state->btr.program_btr = true; - state->btr.btr_active = false; - state->btr.frame_counter = 0; + /* PB0 = Checksum (one byte complement) */ + infopacket->sb[0] = (unsigned char)(0x100 - checksum); - /* Exit Fixed Refresh mode */ - } else if (state->fixed_refresh.fixed_active) { + infopacket->valid = true; +} - state->fixed_refresh.frame_counter++; +static void build_vrr_infopacket_v1(enum signal_type signal, + const struct mod_vrr_params *vrr, + struct dc_info_packet *infopacket) +{ + /* SPD info packet for FreeSync */ + unsigned int payload_size = 0; - if (state->fixed_refresh.frame_counter > - FIXED_REFRESH_EXIT_FRAME_COUNT) { - state->fixed_refresh.frame_counter = 0; - state->fixed_refresh.program_fixed = true; - state->fixed_refresh.fixed_active = false; - } - } + build_vrr_infopacket_header_v1(signal, infopacket, &payload_size); + build_vrr_infopacket_data(vrr, infopacket); + build_vrr_infopacket_checksum(&payload_size, infopacket); - } else if (last_render_time_in_us > state->time.max_render_time_in_us) { + infopacket->valid = true; +} - /* Enter Below the Range */ - if (!state->btr.btr_active && - core_freesync->map[map_index].caps->btr_supported) { +static void build_vrr_infopacket_v2(enum signal_type signal, + const struct mod_vrr_params *vrr, + const enum color_transfer_func *app_tf, + struct dc_info_packet *infopacket) +{ + unsigned int payload_size = 0; - state->btr.program_btr = true; - state->btr.btr_active = true; + build_vrr_infopacket_header_v2(signal, infopacket, &payload_size); + build_vrr_infopacket_data(vrr, infopacket); - /* Enter Fixed Refresh mode */ - } else if (!state->fixed_refresh.fixed_active && - !core_freesync->map[map_index].caps->btr_supported) { + if (app_tf != NULL) + build_vrr_infopacket_fs2_data(*app_tf, infopacket); - state->fixed_refresh.frame_counter++; + build_vrr_infopacket_checksum(&payload_size, infopacket); - if (state->fixed_refresh.frame_counter > - FIXED_REFRESH_ENTER_FRAME_COUNT) { - state->fixed_refresh.frame_counter = 0; - state->fixed_refresh.program_fixed = true; - state->fixed_refresh.fixed_active = true; - } - } - } - - /* When Below the Range is active, must react on every frame */ - if (state->btr.btr_active) - state->btr.program_btr = true; + infopacket->valid = true; } -static void apply_below_the_range(struct core_freesync *core_freesync, - struct dc_stream_state *stream, unsigned int map_index, - unsigned int last_render_time_in_us) +void mod_freesync_build_vrr_infopacket(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + const struct mod_vrr_params *vrr, + enum vrr_packet_type packet_type, + const enum color_transfer_func *app_tf, + struct dc_info_packet *infopacket) { - unsigned int inserted_frame_duration_in_us = 0; - unsigned int mid_point_frames_ceil = 0; - unsigned int mid_point_frames_floor = 0; - unsigned int frame_time_in_us = 0; - unsigned int delta_from_mid_point_in_us_1 = 0xFFFFFFFF; - unsigned int delta_from_mid_point_in_us_2 = 0xFFFFFFFF; - unsigned int frames_to_insert = 0; - unsigned int min_frame_duration_in_ns = 0; - struct freesync_state *state = &core_freesync->map[map_index].state; + /* SPD info packet for FreeSync */ - if (!state->btr.program_btr) + /* Check if Freesync is supported. Return if false. If true, + * set the corresponding bit in the info packet + */ + if (!vrr->supported || !vrr->send_vsif) return; - state->btr.program_btr = false; + switch (packet_type) { + case packet_type_fs2: + build_vrr_infopacket_v2(stream->signal, vrr, app_tf, infopacket); + break; + case packet_type_vrr: + case packet_type_fs1: + default: + build_vrr_infopacket_v1(stream->signal, vrr, infopacket); + } +} - min_frame_duration_in_ns = ((unsigned int) (div64_u64( - (1000000000ULL * 1000000), - state->nominal_refresh_rate_in_micro_hz))); +void mod_freesync_build_vrr_params(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + struct mod_freesync_config *in_config, + struct mod_vrr_params *in_out_vrr) +{ + struct core_freesync *core_freesync = NULL; + unsigned long long nominal_field_rate_in_uhz = 0; + unsigned int refresh_range = 0; + unsigned int min_refresh_in_uhz = 0; + unsigned int max_refresh_in_uhz = 0; - /* Program BTR */ + if (mod_freesync == NULL) + return; - /* BTR set to "not active" so disengage */ - if (!state->btr.btr_active) + core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - /* Restore FreeSync */ - set_freesync_on_streams(core_freesync, &stream, 1); + /* Calculate nominal field rate for stream */ + nominal_field_rate_in_uhz = + mod_freesync_calc_nominal_field_rate(stream); - /* BTR set to "active" so engage */ - else { + min_refresh_in_uhz = in_config->min_refresh_in_uhz; + max_refresh_in_uhz = in_config->max_refresh_in_uhz; - /* Calculate number of midPoint frames that could fit within - * the render time interval- take ceil of this value - */ - mid_point_frames_ceil = (last_render_time_in_us + - state->btr.mid_point_in_us- 1) / - state->btr.mid_point_in_us; + // Don't allow min > max + if (min_refresh_in_uhz > max_refresh_in_uhz) + min_refresh_in_uhz = max_refresh_in_uhz; - if (mid_point_frames_ceil > 0) { + // Full range may be larger than current video timing, so cap at nominal + if (max_refresh_in_uhz > nominal_field_rate_in_uhz) + max_refresh_in_uhz = nominal_field_rate_in_uhz; - frame_time_in_us = last_render_time_in_us / - mid_point_frames_ceil; - delta_from_mid_point_in_us_1 = - (state->btr.mid_point_in_us > - frame_time_in_us) ? - (state->btr.mid_point_in_us - frame_time_in_us): - (frame_time_in_us - state->btr.mid_point_in_us); - } + // Full range may be larger than current video timing, so cap at nominal + if (min_refresh_in_uhz > nominal_field_rate_in_uhz) + min_refresh_in_uhz = nominal_field_rate_in_uhz; - /* Calculate number of midPoint frames that could fit within - * the render time interval- take floor of this value - */ - mid_point_frames_floor = last_render_time_in_us / - state->btr.mid_point_in_us; + if (!vrr_settings_require_update(core_freesync, + in_config, min_refresh_in_uhz, max_refresh_in_uhz, + in_out_vrr)) + return; - if (mid_point_frames_floor > 0) { + in_out_vrr->state = in_config->state; + in_out_vrr->send_vsif = in_config->vsif_supported; - frame_time_in_us = last_render_time_in_us / - mid_point_frames_floor; - delta_from_mid_point_in_us_2 = - (state->btr.mid_point_in_us > - frame_time_in_us) ? - (state->btr.mid_point_in_us - frame_time_in_us): - (frame_time_in_us - state->btr.mid_point_in_us); - } + if (in_config->state == VRR_STATE_UNSUPPORTED) { + in_out_vrr->state = VRR_STATE_UNSUPPORTED; + in_out_vrr->supported = false; + in_out_vrr->adjust.v_total_min = stream->timing.v_total; + in_out_vrr->adjust.v_total_max = stream->timing.v_total; - /* Choose number of frames to insert based on how close it - * can get to the mid point of the variable range. - */ - if (delta_from_mid_point_in_us_1 < delta_from_mid_point_in_us_2) - frames_to_insert = mid_point_frames_ceil; - else - frames_to_insert = mid_point_frames_floor; + return; - /* Either we've calculated the number of frames to insert, - * or we need to insert min duration frames - */ - if (frames_to_insert > 0) - inserted_frame_duration_in_us = last_render_time_in_us / - frames_to_insert; + } else { + in_out_vrr->min_refresh_in_uhz = min_refresh_in_uhz; + in_out_vrr->max_duration_in_us = + calc_duration_in_us_from_refresh_in_uhz( + min_refresh_in_uhz); - if (inserted_frame_duration_in_us < - state->time.min_render_time_in_us) + in_out_vrr->max_refresh_in_uhz = max_refresh_in_uhz; + in_out_vrr->min_duration_in_us = + calc_duration_in_us_from_refresh_in_uhz( + max_refresh_in_uhz); - inserted_frame_duration_in_us = - state->time.min_render_time_in_us; + refresh_range = in_out_vrr->max_refresh_in_uhz - + in_out_vrr->min_refresh_in_uhz; - /* Cache the calculated variables */ - state->btr.inserted_frame_duration_in_us = - inserted_frame_duration_in_us; - state->btr.frames_to_insert = frames_to_insert; - state->btr.frame_counter = frames_to_insert; + in_out_vrr->supported = true; + } + in_out_vrr->fixed.ramping_active = in_config->ramping; + + in_out_vrr->btr.btr_enabled = in_config->btr; + if (in_out_vrr->max_refresh_in_uhz < + 2 * in_out_vrr->min_refresh_in_uhz) + in_out_vrr->btr.btr_enabled = false; + in_out_vrr->btr.btr_active = false; + in_out_vrr->btr.inserted_duration_in_us = 0; + in_out_vrr->btr.frames_to_insert = 0; + in_out_vrr->btr.frame_counter = 0; + in_out_vrr->btr.mid_point_in_us = + in_out_vrr->min_duration_in_us + + (in_out_vrr->max_duration_in_us - + in_out_vrr->min_duration_in_us) / 2; + + if (in_out_vrr->state == VRR_STATE_UNSUPPORTED) { + in_out_vrr->adjust.v_total_min = stream->timing.v_total; + in_out_vrr->adjust.v_total_max = stream->timing.v_total; + } else if (in_out_vrr->state == VRR_STATE_DISABLED) { + in_out_vrr->adjust.v_total_min = stream->timing.v_total; + in_out_vrr->adjust.v_total_max = stream->timing.v_total; + } else if (in_out_vrr->state == VRR_STATE_INACTIVE) { + in_out_vrr->adjust.v_total_min = stream->timing.v_total; + in_out_vrr->adjust.v_total_max = stream->timing.v_total; + } else if (in_out_vrr->state == VRR_STATE_ACTIVE_VARIABLE && + refresh_range >= MIN_REFRESH_RANGE_IN_US) { + in_out_vrr->adjust.v_total_min = + calc_v_total_from_refresh(stream, + in_out_vrr->max_refresh_in_uhz); + in_out_vrr->adjust.v_total_max = + calc_v_total_from_refresh(stream, + in_out_vrr->min_refresh_in_uhz); + } else if (in_out_vrr->state == VRR_STATE_ACTIVE_FIXED) { + in_out_vrr->fixed.target_refresh_in_uhz = + in_out_vrr->min_refresh_in_uhz; + if (in_out_vrr->fixed.ramping_active && + in_out_vrr->fixed.fixed_active) { + /* Do not update vtotals if ramping is already active + * in order to continue ramp from current refresh. + */ + in_out_vrr->fixed.fixed_active = true; + } else { + in_out_vrr->fixed.fixed_active = true; + in_out_vrr->adjust.v_total_min = + calc_v_total_from_refresh(stream, + in_out_vrr->fixed.target_refresh_in_uhz); + in_out_vrr->adjust.v_total_max = + in_out_vrr->adjust.v_total_min; + } + } else { + in_out_vrr->state = VRR_STATE_INACTIVE; + in_out_vrr->adjust.v_total_min = stream->timing.v_total; + in_out_vrr->adjust.v_total_max = stream->timing.v_total; } } -static void apply_fixed_refresh(struct core_freesync *core_freesync, - struct dc_stream_state *stream, unsigned int map_index) +void mod_freesync_handle_preflip(struct mod_freesync *mod_freesync, + const struct dc_plane_state *plane, + const struct dc_stream_state *stream, + unsigned int curr_time_stamp_in_us, + struct mod_vrr_params *in_out_vrr) { - unsigned int vmin = 0, vmax = 0; - struct freesync_state *state = &core_freesync->map[map_index].state; + struct core_freesync *core_freesync = NULL; + unsigned int last_render_time_in_us = 0; + unsigned int average_render_time_in_us = 0; - if (!state->fixed_refresh.program_fixed) + if (mod_freesync == NULL) return; - state->fixed_refresh.program_fixed = false; + core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); + + if (in_out_vrr->supported && + in_out_vrr->state == VRR_STATE_ACTIVE_VARIABLE) { + unsigned int i = 0; + unsigned int oldest_index = plane->time.index + 1; - /* Program Fixed Refresh */ + if (oldest_index >= DC_PLANE_UPDATE_TIMES_MAX) + oldest_index = 0; - /* Fixed Refresh set to "not active" so disengage */ - if (!state->fixed_refresh.fixed_active) { - set_freesync_on_streams(core_freesync, &stream, 1); + last_render_time_in_us = curr_time_stamp_in_us - + plane->time.prev_update_time_in_us; - /* Fixed Refresh set to "active" so engage (fix to max) */ - } else { + // Sum off all entries except oldest one + for (i = 0; i < DC_PLANE_UPDATE_TIMES_MAX; i++) { + average_render_time_in_us += + plane->time.time_elapsed_in_us[i]; + } + average_render_time_in_us -= + plane->time.time_elapsed_in_us[oldest_index]; + + // Add render time for current flip + average_render_time_in_us += last_render_time_in_us; + average_render_time_in_us /= DC_PLANE_UPDATE_TIMES_MAX; + + if (in_out_vrr->btr.btr_enabled) { + apply_below_the_range(core_freesync, + stream, + last_render_time_in_us, + in_out_vrr); + } else { + apply_fixed_refresh(core_freesync, + stream, + last_render_time_in_us, + in_out_vrr); + } - vmin = state->freesync_range.vmin; - vmax = vmin; - adjust_vmin_vmax(core_freesync, &stream, map_index, - 1, vmin, vmax); } } -void mod_freesync_pre_update_plane_addresses(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, - unsigned int curr_time_stamp_in_us) +void mod_freesync_handle_v_update(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + struct mod_vrr_params *in_out_vrr) { - unsigned int stream_index, map_index, last_render_time_in_us = 0; struct core_freesync *core_freesync = NULL; - if (mod_freesync == NULL) + if ((mod_freesync == NULL) || (stream == NULL) || (in_out_vrr == NULL)) return; core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - for (stream_index = 0; stream_index < num_streams; stream_index++) { - - map_index = map_index_from_stream(core_freesync, - streams[stream_index]); + if (in_out_vrr->supported == false) + return; - if (core_freesync->map[map_index].caps->supported) { + /* Below the Range Logic */ - last_render_time_in_us = curr_time_stamp_in_us - - core_freesync->map[map_index].state.time. - prev_time_stamp_in_us; + /* Only execute if in fullscreen mode */ + if (in_out_vrr->state == VRR_STATE_ACTIVE_VARIABLE && + in_out_vrr->btr.btr_active) { + /* TODO: pass in flag for Pre-DCE12 ASIC + * in order for frame variable duration to take affect, + * it needs to be done one VSYNC early, which is at + * frameCounter == 1. + * For DCE12 and newer updates to V_TOTAL_MIN/MAX + * will take affect on current frame + */ + if (in_out_vrr->btr.frames_to_insert == + in_out_vrr->btr.frame_counter) { + in_out_vrr->adjust.v_total_min = + calc_v_total_from_duration(stream, + in_out_vrr, + in_out_vrr->btr.inserted_duration_in_us); + in_out_vrr->adjust.v_total_max = + in_out_vrr->adjust.v_total_min; + } - /* Add the timestamps to the cache and determine - * whether BTR program is required - */ - update_timestamps(core_freesync, streams[stream_index], - map_index, last_render_time_in_us); - - if (core_freesync->map[map_index].state.fullscreen && - core_freesync->map[map_index].user_enable. - enable_for_gaming) { - - if (core_freesync->map[map_index].caps->btr_supported) { - - apply_below_the_range(core_freesync, - streams[stream_index], map_index, - last_render_time_in_us); - } else { - apply_fixed_refresh(core_freesync, - streams[stream_index], map_index); - } - } + if (in_out_vrr->btr.frame_counter > 0) + in_out_vrr->btr.frame_counter--; - core_freesync->map[map_index].state.time. - prev_time_stamp_in_us = curr_time_stamp_in_us; + /* Restore FreeSync */ + if (in_out_vrr->btr.frame_counter == 0) { + in_out_vrr->adjust.v_total_min = + calc_v_total_from_refresh(stream, + in_out_vrr->max_refresh_in_uhz); + in_out_vrr->adjust.v_total_max = + calc_v_total_from_refresh(stream, + in_out_vrr->min_refresh_in_uhz); } + } + + /* If in fullscreen freesync mode or in video, do not program + * static screen ramp values + */ + if (in_out_vrr->state == VRR_STATE_ACTIVE_VARIABLE) + in_out_vrr->fixed.ramping_active = false; + /* Gradual Static Screen Ramping Logic */ + /* Execute if ramp is active and user enabled freesync static screen*/ + if (in_out_vrr->state == VRR_STATE_ACTIVE_FIXED && + in_out_vrr->fixed.ramping_active) { + update_v_total_for_static_ramp( + core_freesync, stream, in_out_vrr); } } void mod_freesync_get_settings(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, + const struct mod_vrr_params *vrr, unsigned int *v_total_min, unsigned int *v_total_max, unsigned int *event_triggers, unsigned int *window_min, unsigned int *window_max, @@ -1523,7 +968,6 @@ void mod_freesync_get_settings(struct mod_freesync *mod_freesync, unsigned int *inserted_frames, unsigned int *inserted_duration_in_us) { - unsigned int stream_index, map_index; struct core_freesync *core_freesync = NULL; if (mod_freesync == NULL) @@ -1531,25 +975,111 @@ void mod_freesync_get_settings(struct mod_freesync *mod_freesync, core_freesync = MOD_FREESYNC_TO_CORE(mod_freesync); - for (stream_index = 0; stream_index < num_streams; stream_index++) { - - map_index = map_index_from_stream(core_freesync, - streams[stream_index]); - - if (core_freesync->map[map_index].caps->supported) { - struct freesync_state state = - core_freesync->map[map_index].state; - *v_total_min = state.vmin; - *v_total_max = state.vmax; - *event_triggers = 0; - *window_min = state.time.min_window; - *window_max = state.time.max_window; - *lfc_mid_point_in_us = state.btr.mid_point_in_us; - *inserted_frames = state.btr.frames_to_insert; - *inserted_duration_in_us = - state.btr.inserted_frame_duration_in_us; - } - + if (vrr->supported) { + *v_total_min = vrr->adjust.v_total_min; + *v_total_max = vrr->adjust.v_total_max; + *event_triggers = 0; + *lfc_mid_point_in_us = vrr->btr.mid_point_in_us; + *inserted_frames = vrr->btr.frames_to_insert; + *inserted_duration_in_us = vrr->btr.inserted_duration_in_us; } } +unsigned long long mod_freesync_calc_nominal_field_rate( + const struct dc_stream_state *stream) +{ + unsigned long long nominal_field_rate_in_uhz = 0; + + /* Calculate nominal field rate for stream */ + nominal_field_rate_in_uhz = stream->timing.pix_clk_khz; + nominal_field_rate_in_uhz *= 1000ULL * 1000ULL * 1000ULL; + nominal_field_rate_in_uhz = div_u64(nominal_field_rate_in_uhz, + stream->timing.h_total); + nominal_field_rate_in_uhz = div_u64(nominal_field_rate_in_uhz, + stream->timing.v_total); + + return nominal_field_rate_in_uhz; +} + +bool mod_freesync_is_valid_range(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + uint32_t min_refresh_cap_in_uhz, + uint32_t max_refresh_cap_in_uhz, + uint32_t min_refresh_request_in_uhz, + uint32_t max_refresh_request_in_uhz) +{ + /* Calculate nominal field rate for stream */ + unsigned long long nominal_field_rate_in_uhz = + mod_freesync_calc_nominal_field_rate(stream); + + /* Typically nominal refresh calculated can have some fractional part. + * Allow for some rounding error of actual video timing by taking floor + * of caps and request. Round the nominal refresh rate. + * + * Dividing will convert everything to units in Hz although input + * variable name is in uHz! + * + * Also note, this takes care of rounding error on the nominal refresh + * so by rounding error we only expect it to be off by a small amount, + * such as < 0.1 Hz. i.e. 143.9xxx or 144.1xxx. + * + * Example 1. Caps Min = 40 Hz, Max = 144 Hz + * Request Min = 40 Hz, Max = 144 Hz + * Nominal = 143.5x Hz rounded to 144 Hz + * This function should allow this as valid request + * + * Example 2. Caps Min = 40 Hz, Max = 144 Hz + * Request Min = 40 Hz, Max = 144 Hz + * Nominal = 144.4x Hz rounded to 144 Hz + * This function should allow this as valid request + * + * Example 3. Caps Min = 40 Hz, Max = 144 Hz + * Request Min = 40 Hz, Max = 144 Hz + * Nominal = 120.xx Hz rounded to 120 Hz + * This function should return NOT valid since the requested + * max is greater than current timing's nominal + * + * Example 4. Caps Min = 40 Hz, Max = 120 Hz + * Request Min = 40 Hz, Max = 120 Hz + * Nominal = 144.xx Hz rounded to 144 Hz + * This function should return NOT valid since the nominal + * is greater than the capability's max refresh + */ + nominal_field_rate_in_uhz = + div_u64(nominal_field_rate_in_uhz + 500000, 1000000); + min_refresh_cap_in_uhz /= 1000000; + max_refresh_cap_in_uhz /= 1000000; + min_refresh_request_in_uhz /= 1000000; + max_refresh_request_in_uhz /= 1000000; + + // Check nominal is within range + if (nominal_field_rate_in_uhz > max_refresh_cap_in_uhz || + nominal_field_rate_in_uhz < min_refresh_cap_in_uhz) + return false; + + // If nominal is less than max, limit the max allowed refresh rate + if (nominal_field_rate_in_uhz < max_refresh_cap_in_uhz) + max_refresh_cap_in_uhz = nominal_field_rate_in_uhz; + + // Don't allow min > max + if (min_refresh_request_in_uhz > max_refresh_request_in_uhz) + return false; + + // Check min is within range + if (min_refresh_request_in_uhz > max_refresh_cap_in_uhz || + min_refresh_request_in_uhz < min_refresh_cap_in_uhz) + return false; + + // Check max is within range + if (max_refresh_request_in_uhz > max_refresh_cap_in_uhz || + max_refresh_request_in_uhz < min_refresh_cap_in_uhz) + return false; + + // For variable range, check for at least 10 Hz range + if ((max_refresh_request_in_uhz != min_refresh_request_in_uhz) && + (max_refresh_request_in_uhz - min_refresh_request_in_uhz < 10)) + return false; + + return true; +} + diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h b/drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h index f083e1619dbe..949a8b62aa98 100644 --- a/drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h +++ b/drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h @@ -54,98 +54,76 @@ #ifndef MOD_FREESYNC_H_ #define MOD_FREESYNC_H_ -#include "dm_services.h" - -struct mod_freesync *mod_freesync_create(struct dc *dc); -void mod_freesync_destroy(struct mod_freesync *mod_freesync); +#include "mod_shared.h" +// Access structures struct mod_freesync { int dummy; }; -enum mod_freesync_state { - FREESYNC_STATE_NONE, - FREESYNC_STATE_FULLSCREEN, - FREESYNC_STATE_STATIC_SCREEN, - FREESYNC_STATE_VIDEO -}; - -enum mod_freesync_user_enable_mask { - FREESYNC_USER_ENABLE_STATIC = 0x1, - FREESYNC_USER_ENABLE_VIDEO = 0x2, - FREESYNC_USER_ENABLE_GAMING = 0x4 -}; - -struct mod_freesync_user_enable { - bool enable_for_static; - bool enable_for_video; - bool enable_for_gaming; -}; - +// TODO: References to this should be removed struct mod_freesync_caps { bool supported; unsigned int min_refresh_in_micro_hz; unsigned int max_refresh_in_micro_hz; - - bool btr_supported; }; -struct mod_freesync_params { - enum mod_freesync_state state; - bool enable; - unsigned int update_duration_in_ns; - bool windowed_fullscreen; +enum mod_vrr_state { + VRR_STATE_UNSUPPORTED = 0, + VRR_STATE_DISABLED, + VRR_STATE_INACTIVE, + VRR_STATE_ACTIVE_VARIABLE, + VRR_STATE_ACTIVE_FIXED }; -/* - * Add stream to be tracked by module - */ -bool mod_freesync_add_stream(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, struct mod_freesync_caps *caps); +struct mod_freesync_config { + enum mod_vrr_state state; + bool vsif_supported; + bool ramping; + bool btr; + unsigned int min_refresh_in_uhz; + unsigned int max_refresh_in_uhz; +}; -/* - * Remove stream to be tracked by module - */ -bool mod_freesync_remove_stream(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream); +struct mod_vrr_params_btr { + bool btr_enabled; + bool btr_active; + uint32_t mid_point_in_us; + uint32_t inserted_duration_in_us; + uint32_t frames_to_insert; + uint32_t frame_counter; +}; -/* - * Update the freesync state flags for each display and program - * freesync accordingly - */ -void mod_freesync_update_state(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, - struct mod_freesync_params *freesync_params); +struct mod_vrr_params_fixed_refresh { + bool fixed_active; + bool ramping_active; + bool ramping_done; + uint32_t target_refresh_in_uhz; + uint32_t frame_counter; +}; -bool mod_freesync_get_state(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - struct mod_freesync_params *freesync_params); +struct mod_vrr_params { + bool supported; + bool send_vsif; + enum mod_vrr_state state; -bool mod_freesync_set_user_enable(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, - struct mod_freesync_user_enable *user_enable); + uint32_t min_refresh_in_uhz; + uint32_t max_duration_in_us; + uint32_t max_refresh_in_uhz; + uint32_t min_duration_in_us; -bool mod_freesync_get_user_enable(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - struct mod_freesync_user_enable *user_enable); + struct dc_crtc_timing_adjust adjust; -bool mod_freesync_get_static_ramp_active(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - bool *is_ramp_active); + struct mod_vrr_params_fixed_refresh fixed; -bool mod_freesync_override_min_max(struct mod_freesync *mod_freesync, - struct dc_stream_state *streams, - unsigned int min_refresh, - unsigned int max_refresh, - struct mod_freesync_caps *caps); + struct mod_vrr_params_btr btr; +}; -bool mod_freesync_get_min_max(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, - unsigned int *min_refresh, - unsigned int *max_refresh); +struct mod_freesync *mod_freesync_create(struct dc *dc); +void mod_freesync_destroy(struct mod_freesync *mod_freesync); bool mod_freesync_get_vmin_vmax(struct mod_freesync *mod_freesync, - struct dc_stream_state *stream, + const struct dc_stream_state *stream, unsigned int *vmin, unsigned int *vmax); @@ -154,18 +132,8 @@ bool mod_freesync_get_v_position(struct mod_freesync *mod_freesync, unsigned int *nom_v_pos, unsigned int *v_pos); -void mod_freesync_handle_v_update(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams); - -void mod_freesync_notify_mode_change(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams); - -void mod_freesync_pre_update_plane_addresses(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, - unsigned int curr_time_stamp); - void mod_freesync_get_settings(struct mod_freesync *mod_freesync, - struct dc_stream_state **streams, int num_streams, + const struct mod_vrr_params *vrr, unsigned int *v_total_min, unsigned int *v_total_max, unsigned int *event_triggers, unsigned int *window_min, unsigned int *window_max, @@ -173,4 +141,36 @@ void mod_freesync_get_settings(struct mod_freesync *mod_freesync, unsigned int *inserted_frames, unsigned int *inserted_duration_in_us); +void mod_freesync_build_vrr_infopacket(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + const struct mod_vrr_params *vrr, + enum vrr_packet_type packet_type, + const enum color_transfer_func *app_tf, + struct dc_info_packet *infopacket); + +void mod_freesync_build_vrr_params(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + struct mod_freesync_config *in_config, + struct mod_vrr_params *in_out_vrr); + +void mod_freesync_handle_preflip(struct mod_freesync *mod_freesync, + const struct dc_plane_state *plane, + const struct dc_stream_state *stream, + unsigned int curr_time_stamp_in_us, + struct mod_vrr_params *in_out_vrr); + +void mod_freesync_handle_v_update(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + struct mod_vrr_params *in_out_vrr); + +unsigned long long mod_freesync_calc_nominal_field_rate( + const struct dc_stream_state *stream); + +bool mod_freesync_is_valid_range(struct mod_freesync *mod_freesync, + const struct dc_stream_state *stream, + uint32_t min_refresh_cap_in_uhz, + uint32_t max_refresh_cap_in_uhz, + uint32_t min_refresh_request_in_uhz, + uint32_t max_refresh_request_in_uhz); + #endif diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h b/drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h new file mode 100644 index 000000000000..786b34380f85 --- /dev/null +++ b/drivers/gpu/drm/amd/display/modules/inc/mod_info_packet.h @@ -0,0 +1,40 @@ +/* + * Copyright 2018 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 MOD_INFO_PACKET_H_ +#define MOD_INFO_PACKET_H_ + +struct info_packet_inputs { + const struct dc_stream_state *pStream; +}; + +struct info_packets { + struct dc_info_packet *pVscInfoPacket; +}; + +void mod_build_infopackets(struct info_packet_inputs *inputs, + struct info_packets *info_packets); + +#endif diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_shared.h b/drivers/gpu/drm/amd/display/modules/inc/mod_shared.h new file mode 100644 index 000000000000..238c431ae483 --- /dev/null +++ b/drivers/gpu/drm/amd/display/modules/inc/mod_shared.h @@ -0,0 +1,49 @@ +/* + * Copyright 2016 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 MOD_SHARED_H_ +#define MOD_SHARED_H_ + +enum color_transfer_func { + transfer_func_unknown, + transfer_func_srgb, + transfer_func_bt709, + transfer_func_pq2084, + transfer_func_pq2084_interim, + transfer_func_linear_0_1, + transfer_func_linear_0_125, + transfer_func_dolbyvision, + transfer_func_gamma_22, + transfer_func_gamma_26 +}; + +enum vrr_packet_type { + packet_type_vrr, + packet_type_fs1, + packet_type_fs2 +}; + +#endif /* MOD_SHARED_H_ */ diff --git a/drivers/gpu/drm/amd/display/modules/info_packet/Makefile b/drivers/gpu/drm/amd/display/modules/info_packet/Makefile new file mode 100644 index 000000000000..4c382d728536 --- /dev/null +++ b/drivers/gpu/drm/amd/display/modules/info_packet/Makefile @@ -0,0 +1,31 @@ +# +# Copyright 2017 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. +# +# +# Makefile for the 'info_packet' sub-module of DAL. +# + +INFO_PACKET = info_packet.o + +AMD_DAL_INFO_PACKET = $(addprefix $(AMDDALPATH)/modules/info_packet/,$(INFO_PACKET)) +#$(info ************ DAL INFO_PACKET MODULE MAKEFILE ************) + +AMD_DISPLAY_FILES += $(AMD_DAL_INFO_PACKET) diff --git a/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c b/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c new file mode 100644 index 000000000000..ff8bfb9b43b0 --- /dev/null +++ b/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c @@ -0,0 +1,329 @@ +/* + * Copyright 2018 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 + * + */ + +#include "mod_info_packet.h" +#include "core_types.h" + +enum ColorimetryRGBDP { + ColorimetryRGB_DP_sRGB = 0, + ColorimetryRGB_DP_AdobeRGB = 3, + ColorimetryRGB_DP_P3 = 4, + ColorimetryRGB_DP_CustomColorProfile = 5, + ColorimetryRGB_DP_ITU_R_BT2020RGB = 6, +}; +enum ColorimetryYCCDP { + ColorimetryYCC_DP_ITU601 = 0, + ColorimetryYCC_DP_ITU709 = 1, + ColorimetryYCC_DP_AdobeYCC = 5, + ColorimetryYCC_DP_ITU2020YCC = 6, + ColorimetryYCC_DP_ITU2020YCbCr = 7, +}; + +static void mod_build_vsc_infopacket(const struct dc_stream_state *stream, + struct dc_info_packet *info_packet) +{ + unsigned int vscPacketRevision = 0; + unsigned int i; + unsigned int pixelEncoding = 0; + unsigned int colorimetryFormat = 0; + bool stereo3dSupport = false; + + if (stream->timing.timing_3d_format != TIMING_3D_FORMAT_NONE && stream->view_format != VIEW_3D_FORMAT_NONE) { + vscPacketRevision = 1; + stereo3dSupport = true; + } + + /*VSC packet set to 2 when DP revision >= 1.2*/ + if (stream->psr_version != 0) + vscPacketRevision = 2; + + if (stream->timing.pixel_encoding == PIXEL_ENCODING_YCBCR420) + vscPacketRevision = 5; + + /* VSC packet not needed based on the features + * supported by this DP display + */ + if (vscPacketRevision == 0) + return; + + if (vscPacketRevision == 0x2) { + /* Secondary-data Packet ID = 0*/ + info_packet->hb0 = 0x00; + /* 07h - Packet Type Value indicating Video + * Stream Configuration packet + */ + info_packet->hb1 = 0x07; + /* 02h = VSC SDP supporting 3D stereo and PSR + * (applies to eDP v1.3 or higher). + */ + info_packet->hb2 = 0x02; + /* 08h = VSC packet supporting 3D stereo + PSR + * (HB2 = 02h). + */ + info_packet->hb3 = 0x08; + + for (i = 0; i < 28; i++) + info_packet->sb[i] = 0; + + info_packet->valid = true; + } + + if (vscPacketRevision == 0x1) { + + info_packet->hb0 = 0x00; // Secondary-data Packet ID = 0 + info_packet->hb1 = 0x07; // 07h = Packet Type Value indicating Video Stream Configuration packet + info_packet->hb2 = 0x01; // 01h = Revision number. VSC SDP supporting 3D stereo only + info_packet->hb3 = 0x01; // 01h = VSC SDP supporting 3D stereo only (HB2 = 01h). + + info_packet->valid = true; + } + + if (stereo3dSupport) { + /* ==============================================================================================================| + * A. STEREO 3D + * ==============================================================================================================| + * VSC Payload (1 byte) From DP1.2 spec + * + * Bits 3:0 (Stereo Interface Method Code) | Bits 7:4 (Stereo Interface Method Specific Parameter) + * ----------------------------------------------------------------------------------------------------- + * 0 = Non Stereo Video | Must be set to 0x0 + * ----------------------------------------------------------------------------------------------------- + * 1 = Frame/Field Sequential | 0x0: L + R view indication based on MISC1 bit 2:1 + * | 0x1: Right when Stereo Signal = 1 + * | 0x2: Left when Stereo Signal = 1 + * | (others reserved) + * ----------------------------------------------------------------------------------------------------- + * 2 = Stacked Frame | 0x0: Left view is on top and right view on bottom + * | (others reserved) + * ----------------------------------------------------------------------------------------------------- + * 3 = Pixel Interleaved | 0x0: horiz interleaved, right view pixels on even lines + * | 0x1: horiz interleaved, right view pixels on odd lines + * | 0x2: checker board, start with left view pixel + * | 0x3: vertical interleaved, start with left view pixels + * | 0x4: vertical interleaved, start with right view pixels + * | (others reserved) + * ----------------------------------------------------------------------------------------------------- + * 4 = Side-by-side | 0x0: left half represents left eye view + * | 0x1: left half represents right eye view + */ + switch (stream->timing.timing_3d_format) { + case TIMING_3D_FORMAT_HW_FRAME_PACKING: + case TIMING_3D_FORMAT_SW_FRAME_PACKING: + case TIMING_3D_FORMAT_TOP_AND_BOTTOM: + case TIMING_3D_FORMAT_TB_SW_PACKED: + info_packet->sb[0] = 0x02; // Stacked Frame, Left view is on top and right view on bottom. + break; + case TIMING_3D_FORMAT_DP_HDMI_INBAND_FA: + case TIMING_3D_FORMAT_INBAND_FA: + info_packet->sb[0] = 0x01; // Frame/Field Sequential, L + R view indication based on MISC1 bit 2:1 + break; + case TIMING_3D_FORMAT_SIDE_BY_SIDE: + case TIMING_3D_FORMAT_SBS_SW_PACKED: + info_packet->sb[0] = 0x04; // Side-by-side + break; + default: + info_packet->sb[0] = 0x00; // No Stereo Video, Shall be cleared to 0x0. + break; + } + + } + + /* 05h = VSC SDP supporting 3D stereo, PSR2, and Pixel Encoding/Colorimetry Format indication. + * Added in DP1.3, a DP Source device is allowed to indicate the pixel encoding/colorimetry + * format to the DP Sink device with VSC SDP only when the DP Sink device supports it + * (i.e., VSC_SDP_EXTENSION_FOR_COLORIMETRY_SUPPORTED bit in the DPRX_FEATURE_ENUMERATION_LIST + * register (DPCD Address 02210h, bit 3) is set to 1). + * (Requires VSC_SDP_EXTENSION_FOR_COLORIMETRY_SUPPORTED bit set to 1 in DPCD 02210h. This + * DPCD register is exposed in the new Extended Receiver Capability field for DPCD Rev. 1.4 + * (and higher). When MISC1. bit 6. is Set to 1, a Source device uses a VSC SDP to indicate + * the Pixel Encoding/Colorimetry Format and that a Sink device must ignore MISC1, bit 7, and + * MISC0, bits 7:1 (MISC1, bit 7. and MISC0, bits 7:1 become “don’t care”).) + */ + if (vscPacketRevision == 0x5) { + /* Secondary-data Packet ID = 0 */ + info_packet->hb0 = 0x00; + /* 07h - Packet Type Value indicating Video Stream Configuration packet */ + info_packet->hb1 = 0x07; + /* 05h = VSC SDP supporting 3D stereo, PSR2, and Pixel Encoding/Colorimetry Format indication. */ + info_packet->hb2 = 0x05; + /* 13h = VSC SDP supporting 3D stereo, + PSR2, + Pixel Encoding/Colorimetry Format indication (HB2 = 05h). */ + info_packet->hb3 = 0x13; + + info_packet->valid = true; + + /* Set VSC SDP fields for pixel encoding and colorimetry format from DP 1.3 specs + * Data Bytes DB 18~16 + * Bits 3:0 (Colorimetry Format) | Bits 7:4 (Pixel Encoding) + * ---------------------------------------------------------------------------------------------------- + * 0x0 = sRGB | 0 = RGB + * 0x1 = RGB Wide Gamut Fixed Point + * 0x2 = RGB Wide Gamut Floating Point + * 0x3 = AdobeRGB + * 0x4 = DCI-P3 + * 0x5 = CustomColorProfile + * (others reserved) + * ---------------------------------------------------------------------------------------------------- + * 0x0 = ITU-R BT.601 | 1 = YCbCr444 + * 0x1 = ITU-R BT.709 + * 0x2 = xvYCC601 + * 0x3 = xvYCC709 + * 0x4 = sYCC601 + * 0x5 = AdobeYCC601 + * 0x6 = ITU-R BT.2020 Y'cC'bcC'rc + * 0x7 = ITU-R BT.2020 Y'C'bC'r + * (others reserved) + * ---------------------------------------------------------------------------------------------------- + * 0x0 = ITU-R BT.601 | 2 = YCbCr422 + * 0x1 = ITU-R BT.709 + * 0x2 = xvYCC601 + * 0x3 = xvYCC709 + * 0x4 = sYCC601 + * 0x5 = AdobeYCC601 + * 0x6 = ITU-R BT.2020 Y'cC'bcC'rc + * 0x7 = ITU-R BT.2020 Y'C'bC'r + * (others reserved) + * ---------------------------------------------------------------------------------------------------- + * 0x0 = ITU-R BT.601 | 3 = YCbCr420 + * 0x1 = ITU-R BT.709 + * 0x2 = xvYCC601 + * 0x3 = xvYCC709 + * 0x4 = sYCC601 + * 0x5 = AdobeYCC601 + * 0x6 = ITU-R BT.2020 Y'cC'bcC'rc + * 0x7 = ITU-R BT.2020 Y'C'bC'r + * (others reserved) + * ---------------------------------------------------------------------------------------------------- + * 0x0 =DICOM Part14 Grayscale | 4 = Yonly + * Display Function + * (others reserved) + */ + + /* Set Pixel Encoding */ + switch (stream->timing.pixel_encoding) { + case PIXEL_ENCODING_RGB: + pixelEncoding = 0x0; /* RGB = 0h */ + break; + case PIXEL_ENCODING_YCBCR444: + pixelEncoding = 0x1; /* YCbCr444 = 1h */ + break; + case PIXEL_ENCODING_YCBCR422: + pixelEncoding = 0x2; /* YCbCr422 = 2h */ + break; + case PIXEL_ENCODING_YCBCR420: + pixelEncoding = 0x3; /* YCbCr420 = 3h */ + break; + default: + pixelEncoding = 0x0; /* default RGB = 0h */ + break; + } + + /* Set Colorimetry format based on pixel encoding */ + switch (stream->timing.pixel_encoding) { + case PIXEL_ENCODING_RGB: + if ((stream->output_color_space == COLOR_SPACE_SRGB) || + (stream->output_color_space == COLOR_SPACE_SRGB_LIMITED)) + colorimetryFormat = ColorimetryRGB_DP_sRGB; + else if (stream->output_color_space == COLOR_SPACE_ADOBERGB) + colorimetryFormat = ColorimetryRGB_DP_AdobeRGB; + else if ((stream->output_color_space == COLOR_SPACE_2020_RGB_FULLRANGE) || + (stream->output_color_space == COLOR_SPACE_2020_RGB_LIMITEDRANGE)) + colorimetryFormat = ColorimetryRGB_DP_ITU_R_BT2020RGB; + break; + + case PIXEL_ENCODING_YCBCR444: + case PIXEL_ENCODING_YCBCR422: + case PIXEL_ENCODING_YCBCR420: + /* Note: xvYCC probably not supported correctly here on DP since colorspace translation + * loses distinction between BT601 vs xvYCC601 in translation + */ + if (stream->output_color_space == COLOR_SPACE_YCBCR601) + colorimetryFormat = ColorimetryYCC_DP_ITU601; + else if (stream->output_color_space == COLOR_SPACE_YCBCR709) + colorimetryFormat = ColorimetryYCC_DP_ITU709; + else if (stream->output_color_space == COLOR_SPACE_ADOBERGB) + colorimetryFormat = ColorimetryYCC_DP_AdobeYCC; + else if (stream->output_color_space == COLOR_SPACE_2020_YCBCR) + colorimetryFormat = ColorimetryYCC_DP_ITU2020YCbCr; + break; + + default: + colorimetryFormat = ColorimetryRGB_DP_sRGB; + break; + } + + info_packet->sb[16] = (pixelEncoding << 4) | colorimetryFormat; + + /* Set color depth */ + switch (stream->timing.display_color_depth) { + case COLOR_DEPTH_666: + /* NOTE: This is actually not valid for YCbCr pixel encoding to have 6 bpc + * as of DP1.4 spec, but value of 0 probably reserved here for potential future use. + */ + info_packet->sb[17] = 0; + break; + case COLOR_DEPTH_888: + info_packet->sb[17] = 1; + break; + case COLOR_DEPTH_101010: + info_packet->sb[17] = 2; + break; + case COLOR_DEPTH_121212: + info_packet->sb[17] = 3; + break; + /*case COLOR_DEPTH_141414: -- NO SUCH FORMAT IN DP SPEC */ + case COLOR_DEPTH_161616: + info_packet->sb[17] = 4; + break; + default: + info_packet->sb[17] = 0; + break; + } + + /* all YCbCr are always limited range */ + if ((stream->output_color_space == COLOR_SPACE_SRGB_LIMITED) || + (stream->output_color_space == COLOR_SPACE_2020_RGB_LIMITEDRANGE) || + (pixelEncoding != 0x0)) { + info_packet->sb[17] |= 0x80; /* DB17 bit 7 set to 1 for CEA timing. */ + } + + /* Content Type (Bits 2:0) + * 0 = Not defined. + * 1 = Graphics. + * 2 = Photo. + * 3 = Video. + * 4 = Game. + */ + info_packet->sb[18] = 0; + } + +} + +void mod_build_infopackets(struct info_packet_inputs *inputs, + struct info_packets *info_packets) +{ + if (info_packets->pVscInfoPacket != NULL) + mod_build_vsc_infopacket(inputs->pStream, info_packets->pVscInfoPacket); +} + diff --git a/drivers/gpu/drm/amd/display/modules/stats/stats.c b/drivers/gpu/drm/amd/display/modules/stats/stats.c index 3d4c1b1ab8c4..03121ca64fe4 100644 --- a/drivers/gpu/drm/amd/display/modules/stats/stats.c +++ b/drivers/gpu/drm/amd/display/modules/stats/stats.c @@ -186,12 +186,8 @@ void mod_stats_destroy(struct mod_stats *mod_stats) if (mod_stats != NULL) { struct core_stats *core_stats = MOD_STATS_TO_CORE(mod_stats); - if (core_stats->time != NULL) - kfree(core_stats->time); - - if (core_stats->events != NULL) - kfree(core_stats->events); - + kfree(core_stats->time); + kfree(core_stats->events); kfree(core_stats); } } |