diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c | 164 |
1 files changed, 119 insertions, 45 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c b/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c index 41c972c8eb19..0cc853964781 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c @@ -136,6 +136,9 @@ #define DCN3_15_MAX_DET_SIZE 384 #define DCN3_15_CRB_SEGMENT_SIZE_KB 64 +#define DCN3_15_MAX_DET_SEGS (DCN3_15_MAX_DET_SIZE / DCN3_15_CRB_SEGMENT_SIZE_KB) +/* Minimum 2 extra segments need to be in compbuf and claimable to guarantee seamless mpo transitions */ +#define MIN_RESERVED_DET_SEGS 2 enum dcn31_clk_src_array_id { DCN31_CLK_SRC_PLL0, @@ -884,27 +887,10 @@ static const struct dc_debug_options debug_defaults_drv = { .afmt = true, } }, + .enable_legacy_fast_update = true, .psr_power_use_phy_fsm = 0, }; -static const struct dc_debug_options debug_defaults_diags = { - .disable_dmcu = true, - .force_abm_enable = false, - .timing_trace = true, - .clock_trace = true, - .disable_dpp_power_gate = true, - .disable_hubp_power_gate = true, - .disable_clock_gate = true, - .disable_pplib_clock_request = true, - .disable_pplib_wm_range = true, - .disable_stutter = false, - .scl_reset_length10 = true, - .dwb_fi_phase = -1, // -1 = disable - .dmub_command_table = true, - .enable_tri_buf = true, - .use_max_lb = true -}; - static const struct dc_panel_config panel_config_defaults = { .psr = { .disable_psr = false, @@ -1339,13 +1325,6 @@ static struct dce_hwseq *dcn31_hwseq_create( hws->regs = &hwseq_reg; hws->shifts = &hwseq_shift; hws->masks = &hwseq_mask; - /* DCN3.1 FPGA Workaround - * Need to enable HPO DP Stream Encoder before setting OTG master enable. - * To do so, move calling function enable_stream_timing to only be done AFTER calling - * function core_link_enable_stream - */ - if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) - hws->wa.dp_hpo_and_otg_sequence = true; } return hws; } @@ -1358,15 +1337,6 @@ static const struct resource_create_funcs res_create_funcs = { .create_hwseq = dcn31_hwseq_create, }; -static const struct resource_create_funcs res_create_maximus_funcs = { - .read_dce_straps = NULL, - .create_audio = NULL, - .create_stream_encoder = NULL, - .create_hpo_dp_stream_encoder = dcn31_hpo_dp_stream_encoder_create, - .create_hpo_dp_link_encoder = dcn31_hpo_dp_link_encoder_create, - .create_hwseq = dcn31_hwseq_create, -}; - static void dcn315_resource_destruct(struct dcn315_resource_pool *pool) { unsigned int i; @@ -1636,21 +1606,69 @@ static bool is_dual_plane(enum surface_pixel_format format) return format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN || format == SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA; } +static int source_format_to_bpp (enum source_format_class SourcePixelFormat) +{ + if (SourcePixelFormat == dm_444_64) + return 8; + else if (SourcePixelFormat == dm_444_16 || SourcePixelFormat == dm_444_16) + return 2; + else if (SourcePixelFormat == dm_444_8) + return 1; + else if (SourcePixelFormat == dm_rgbe_alpha) + return 5; + else if (SourcePixelFormat == dm_420_8) + return 3; + else if (SourcePixelFormat == dm_420_12) + return 6; + else + return 4; +} + +static bool allow_pixel_rate_crb(struct dc *dc, struct dc_state *context) +{ + int i; + struct resource_context *res_ctx = &context->res_ctx; + + /*Don't apply for single stream*/ + if (context->stream_count < 2) + return false; + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + if (!res_ctx->pipe_ctx[i].stream) + continue; + + /*Don't apply if scaling*/ + if (res_ctx->pipe_ctx[i].stream->src.width != res_ctx->pipe_ctx[i].stream->dst.width || + res_ctx->pipe_ctx[i].stream->src.height != res_ctx->pipe_ctx[i].stream->dst.height || + (res_ctx->pipe_ctx[i].plane_state && (res_ctx->pipe_ctx[i].plane_state->src_rect.width + != res_ctx->pipe_ctx[i].plane_state->dst_rect.width || + res_ctx->pipe_ctx[i].plane_state->src_rect.height + != res_ctx->pipe_ctx[i].plane_state->dst_rect.height))) + return false; + /*Don't apply if MPO to avoid transition issues*/ + if (res_ctx->pipe_ctx[i].top_pipe && res_ctx->pipe_ctx[i].top_pipe->plane_state != res_ctx->pipe_ctx[i].plane_state) + return false; + } + return true; +} + static int dcn315_populate_dml_pipes_from_context( struct dc *dc, struct dc_state *context, display_e2e_pipe_params_st *pipes, bool fast_validate) { - int i, pipe_cnt; + int i, pipe_cnt, crb_idx, crb_pipes; struct resource_context *res_ctx = &context->res_ctx; struct pipe_ctx *pipe; const int max_usable_det = context->bw_ctx.dml.ip.config_return_buffer_size_in_kbytes - DCN3_15_MIN_COMPBUF_SIZE_KB; + int remaining_det_segs = max_usable_det / DCN3_15_CRB_SEGMENT_SIZE_KB; + bool pixel_rate_crb = allow_pixel_rate_crb(dc, context); DC_FP_START(); dcn31x_populate_dml_pipes_from_context(dc, context, pipes, fast_validate); DC_FP_END(); - for (i = 0, pipe_cnt = 0; i < dc->res_pool->pipe_count; i++) { + for (i = 0, pipe_cnt = 0, crb_pipes = 0; i < dc->res_pool->pipe_count; i++) { struct dc_crtc_timing *timing; if (!res_ctx->pipe_ctx[i].stream) @@ -1671,6 +1689,28 @@ static int dcn315_populate_dml_pipes_from_context( pipes[pipe_cnt].dout.dsc_input_bpc = 0; DC_FP_START(); dcn31_zero_pipe_dcc_fraction(pipes, pipe_cnt); + if (pixel_rate_crb && !pipe->top_pipe && !pipe->prev_odm_pipe) { + int bpp = source_format_to_bpp(pipes[pipe_cnt].pipe.src.source_format); + /* Ceil to crb segment size */ + int approx_det_segs_required_for_pstate = dcn_get_approx_det_segs_required_for_pstate( + &context->bw_ctx.dml.soc, timing->pix_clk_100hz, bpp, DCN3_15_CRB_SEGMENT_SIZE_KB); + + if (approx_det_segs_required_for_pstate <= 2 * DCN3_15_MAX_DET_SEGS) { + bool split_required = approx_det_segs_required_for_pstate > DCN3_15_MAX_DET_SEGS; + split_required = split_required || timing->pix_clk_100hz >= dcn_get_max_non_odm_pix_rate_100hz(&dc->dml.soc); + split_required = split_required || (pipe->plane_state && pipe->plane_state->src_rect.width > 5120); + + /* Minimum 2 segments to allow mpc/odm combine if its used later */ + if (approx_det_segs_required_for_pstate < 2) + approx_det_segs_required_for_pstate = 2; + if (split_required) + approx_det_segs_required_for_pstate += approx_det_segs_required_for_pstate % 2; + pipes[pipe_cnt].pipe.src.det_size_override = approx_det_segs_required_for_pstate; + remaining_det_segs -= approx_det_segs_required_for_pstate; + } else + remaining_det_segs = -1; + crb_pipes++; + } DC_FP_END(); if (pipes[pipe_cnt].dout.dsc_enable) { @@ -1689,16 +1729,54 @@ static int dcn315_populate_dml_pipes_from_context( break; } } - pipe_cnt++; } + /* Spread remaining unreserved crb evenly among all pipes*/ + if (pixel_rate_crb) { + for (i = 0, pipe_cnt = 0, crb_idx = 0; i < dc->res_pool->pipe_count; i++) { + pipe = &res_ctx->pipe_ctx[i]; + if (!pipe->stream) + continue; + + /* Do not use asymetric crb if not enough for pstate support */ + if (remaining_det_segs < 0) { + pipes[pipe_cnt].pipe.src.det_size_override = 0; + continue; + } + + if (!pipe->top_pipe && !pipe->prev_odm_pipe) { + bool split_required = pipe->stream->timing.pix_clk_100hz >= dcn_get_max_non_odm_pix_rate_100hz(&dc->dml.soc) + || (pipe->plane_state && pipe->plane_state->src_rect.width > 5120); + + if (remaining_det_segs > MIN_RESERVED_DET_SEGS) + pipes[pipe_cnt].pipe.src.det_size_override += (remaining_det_segs - MIN_RESERVED_DET_SEGS) / crb_pipes + + (crb_idx < (remaining_det_segs - MIN_RESERVED_DET_SEGS) % crb_pipes ? 1 : 0); + if (pipes[pipe_cnt].pipe.src.det_size_override > 2 * DCN3_15_MAX_DET_SEGS) { + /* Clamp to 2 pipe split max det segments */ + remaining_det_segs += pipes[pipe_cnt].pipe.src.det_size_override - 2 * (DCN3_15_MAX_DET_SEGS); + pipes[pipe_cnt].pipe.src.det_size_override = 2 * DCN3_15_MAX_DET_SEGS; + } + if (pipes[pipe_cnt].pipe.src.det_size_override > DCN3_15_MAX_DET_SEGS || split_required) { + /* If we are splitting we must have an even number of segments */ + remaining_det_segs += pipes[pipe_cnt].pipe.src.det_size_override % 2; + pipes[pipe_cnt].pipe.src.det_size_override -= pipes[pipe_cnt].pipe.src.det_size_override % 2; + } + /* Convert segments into size for DML use */ + pipes[pipe_cnt].pipe.src.det_size_override *= DCN3_15_CRB_SEGMENT_SIZE_KB; + + crb_idx++; + } + pipe_cnt++; + } + } + if (pipe_cnt) context->bw_ctx.dml.ip.det_buffer_size_kbytes = (max_usable_det / DCN3_15_CRB_SEGMENT_SIZE_KB / pipe_cnt) * DCN3_15_CRB_SEGMENT_SIZE_KB; if (context->bw_ctx.dml.ip.det_buffer_size_kbytes > DCN3_15_MAX_DET_SIZE) context->bw_ctx.dml.ip.det_buffer_size_kbytes = DCN3_15_MAX_DET_SIZE; - ASSERT(context->bw_ctx.dml.ip.det_buffer_size_kbytes >= DCN3_15_DEFAULT_DET_SIZE); + dc->config.enable_4to1MPC = false; if (pipe_cnt == 1 && pipe->plane_state && !dc->debug.disable_z9_mpc) { if (is_dual_plane(pipe->plane_state->format) @@ -1845,10 +1923,7 @@ static bool dcn315_resource_construct( if (dc->ctx->dce_environment == DCE_ENV_PRODUCTION_DRV) dc->debug = debug_defaults_drv; - else if (dc->ctx->dce_environment == DCE_ENV_FPGA_MAXIMUS) { - dc->debug = debug_defaults_diags; - } else - dc->debug = debug_defaults_diags; + // Init the vm_helper if (dc->vm_helper) vm_helper_init(dc->vm_helper, 16); @@ -2029,9 +2104,8 @@ static bool dcn315_resource_construct( /* Audio, Stream Encoders including HPO and virtual, MPC 3D LUTs */ if (!resource_construct(num_virtual_links, dc, &pool->base, - (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment) ? - &res_create_funcs : &res_create_maximus_funcs))) - goto create_fail; + &res_create_funcs)) + goto create_fail; /* HW Sequencer and Plane caps */ dcn31_hw_sequencer_construct(dc); |