diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 209 |
1 files changed, 179 insertions, 30 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index a643927e272b..d0f3bf953d02 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -1450,33 +1450,42 @@ void dcn10_init_hw(struct dc *dc) void dcn10_power_down_on_boot(struct dc *dc) { int i = 0; + struct dc_link *edp_link; - if (dc->config.power_down_display_on_boot) { - struct dc_link *edp_link = get_edp_link(dc); - - if (edp_link && - edp_link->link_enc->funcs->is_dig_enabled && - edp_link->link_enc->funcs->is_dig_enabled(edp_link->link_enc) && - dc->hwseq->funcs.edp_backlight_control && - dc->hwss.power_down && - dc->hwss.edp_power_control) { - dc->hwseq->funcs.edp_backlight_control(edp_link, false); - dc->hwss.power_down(dc); - dc->hwss.edp_power_control(edp_link, false); - } else { - for (i = 0; i < dc->link_count; i++) { - struct dc_link *link = dc->links[i]; - - if (link->link_enc->funcs->is_dig_enabled && - link->link_enc->funcs->is_dig_enabled(link->link_enc) && - dc->hwss.power_down) { - dc->hwss.power_down(dc); - break; - } + if (!dc->config.power_down_display_on_boot) + return; + + edp_link = get_edp_link(dc); + if (edp_link && + edp_link->link_enc->funcs->is_dig_enabled && + edp_link->link_enc->funcs->is_dig_enabled(edp_link->link_enc) && + dc->hwseq->funcs.edp_backlight_control && + dc->hwss.power_down && + dc->hwss.edp_power_control) { + dc->hwseq->funcs.edp_backlight_control(edp_link, false); + dc->hwss.power_down(dc); + dc->hwss.edp_power_control(edp_link, false); + } else { + for (i = 0; i < dc->link_count; i++) { + struct dc_link *link = dc->links[i]; + if (link->link_enc->funcs->is_dig_enabled && + link->link_enc->funcs->is_dig_enabled(link->link_enc) && + dc->hwss.power_down) { + dc->hwss.power_down(dc); + break; } + } } + + /* + * Call update_clocks with empty context + * to send DISPLAY_OFF + * Otherwise DISPLAY_OFF may not be asserted + */ + if (dc->clk_mgr->funcs->set_low_power_state) + dc->clk_mgr->funcs->set_low_power_state(dc->clk_mgr); } void dcn10_reset_hw_ctx_wrap( @@ -2368,14 +2377,6 @@ void dcn10_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx) &blnd_cfg.black_color); } - /* - * The way 420 is packed, 2 channels carry Y component, 1 channel - * alternate between Cb and Cr, so both channels need the pixel - * value for Y - */ - if (pipe_ctx->stream->timing.pixel_encoding == PIXEL_ENCODING_YCBCR420) - blnd_cfg.black_color.color_r_cr = blnd_cfg.black_color.color_g_y; - if (per_pixel_alpha) blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA; else @@ -2760,6 +2761,154 @@ static struct pipe_ctx *dcn10_find_top_pipe_for_stream( return NULL; } +bool dcn10_disconnect_pipes( + struct dc *dc, + struct dc_state *context) +{ + bool found_pipe = false; + int i, j; + struct dce_hwseq *hws = dc->hwseq; + struct dc_state *old_ctx = dc->current_state; + bool mpcc_disconnected = false; + struct pipe_ctx *old_pipe; + struct pipe_ctx *new_pipe; + DC_LOGGER_INIT(dc->ctx->logger); + + /* Set pipe update flags and lock pipes */ + for (i = 0; i < dc->res_pool->pipe_count; i++) { + old_pipe = &dc->current_state->res_ctx.pipe_ctx[i]; + new_pipe = &context->res_ctx.pipe_ctx[i]; + new_pipe->update_flags.raw = 0; + + if (!old_pipe->plane_state && !new_pipe->plane_state) + continue; + + if (old_pipe->plane_state && !new_pipe->plane_state) + new_pipe->update_flags.bits.disable = 1; + + /* Check for scl update */ + if (memcmp(&old_pipe->plane_res.scl_data, &new_pipe->plane_res.scl_data, sizeof(struct scaler_data))) + new_pipe->update_flags.bits.scaler = 1; + + /* Check for vp update */ + if (memcmp(&old_pipe->plane_res.scl_data.viewport, &new_pipe->plane_res.scl_data.viewport, sizeof(struct rect)) + || memcmp(&old_pipe->plane_res.scl_data.viewport_c, + &new_pipe->plane_res.scl_data.viewport_c, sizeof(struct rect))) + new_pipe->update_flags.bits.viewport = 1; + + } + + if (!IS_DIAG_DC(dc->ctx->dce_environment)) { + /* Disconnect mpcc here only if losing pipe split*/ + for (i = 0; i < dc->res_pool->pipe_count; i++) { + if (context->res_ctx.pipe_ctx[i].update_flags.bits.disable && + old_ctx->res_ctx.pipe_ctx[i].top_pipe) { + + /* Find the top pipe in the new ctx for the bottom pipe that we + * want to remove by comparing the streams and planes. If both + * pipes are being disabled then do it in the regular pipe + * programming sequence + */ + for (j = 0; j < dc->res_pool->pipe_count; j++) { + if (old_ctx->res_ctx.pipe_ctx[i].top_pipe->stream == context->res_ctx.pipe_ctx[j].stream && + old_ctx->res_ctx.pipe_ctx[i].top_pipe->plane_state == context->res_ctx.pipe_ctx[j].plane_state && + !context->res_ctx.pipe_ctx[j].top_pipe && + !context->res_ctx.pipe_ctx[j].update_flags.bits.disable) { + found_pipe = true; + break; + } + } + + // Disconnect if the top pipe lost it's pipe split + if (found_pipe && !context->res_ctx.pipe_ctx[j].bottom_pipe) { + hws->funcs.plane_atomic_disconnect(dc, &dc->current_state->res_ctx.pipe_ctx[i]); + DC_LOG_DC("Reset mpcc for pipe %d\n", dc->current_state->res_ctx.pipe_ctx[i].pipe_idx); + mpcc_disconnected = true; + } + } + found_pipe = false; + } + } + + if (mpcc_disconnected) { + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; + struct pipe_ctx *old_pipe = &dc->current_state->res_ctx.pipe_ctx[i]; + struct dc_plane_state *plane_state = pipe_ctx->plane_state; + struct hubp *hubp = pipe_ctx->plane_res.hubp; + + if (!pipe_ctx || !plane_state || !pipe_ctx->stream) + continue; + + // Only update scaler and viewport here if we lose a pipe split. + // This is to prevent half the screen from being black when we + // unlock after disconnecting MPCC. + if (!(old_pipe && !pipe_ctx->top_pipe && + !pipe_ctx->bottom_pipe && old_pipe->bottom_pipe)) + continue; + + if (pipe_ctx->update_flags.raw || pipe_ctx->plane_state->update_flags.raw || pipe_ctx->stream->update_flags.raw) { + if (pipe_ctx->update_flags.bits.scaler || + plane_state->update_flags.bits.scaling_change || + plane_state->update_flags.bits.position_change || + plane_state->update_flags.bits.per_pixel_alpha_change || + pipe_ctx->stream->update_flags.bits.scaling) { + + pipe_ctx->plane_res.scl_data.lb_params.alpha_en = pipe_ctx->plane_state->per_pixel_alpha; + ASSERT(pipe_ctx->plane_res.scl_data.lb_params.depth == LB_PIXEL_DEPTH_30BPP); + /* scaler configuration */ + pipe_ctx->plane_res.dpp->funcs->dpp_set_scaler( + pipe_ctx->plane_res.dpp, &pipe_ctx->plane_res.scl_data); + } + + if (pipe_ctx->update_flags.bits.viewport || + (context == dc->current_state && plane_state->update_flags.bits.position_change) || + (context == dc->current_state && plane_state->update_flags.bits.scaling_change) || + (context == dc->current_state && pipe_ctx->stream->update_flags.bits.scaling)) { + + hubp->funcs->mem_program_viewport( + hubp, + &pipe_ctx->plane_res.scl_data.viewport, + &pipe_ctx->plane_res.scl_data.viewport_c); + } + } + } + } + return mpcc_disconnected; +} + +void dcn10_wait_for_pending_cleared(struct dc *dc, + struct dc_state *context) +{ + struct pipe_ctx *pipe_ctx; + struct timing_generator *tg; + int i; + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + pipe_ctx = &context->res_ctx.pipe_ctx[i]; + tg = pipe_ctx->stream_res.tg; + + /* + * Only wait for top pipe's tg penindg bit + * Also skip if pipe is disabled. + */ + if (pipe_ctx->top_pipe || + !pipe_ctx->stream || !pipe_ctx->plane_state || + !tg->funcs->is_tg_enabled(tg)) + continue; + + /* + * Wait for VBLANK then VACTIVE to ensure we get VUPDATE. + * For some reason waiting for OTG_UPDATE_PENDING cleared + * seems to not trigger the update right away, and if we + * lock again before VUPDATE then we don't get a separated + * operation. + */ + pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, CRTC_STATE_VBLANK); + pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, CRTC_STATE_VACTIVE); + } +} + void dcn10_apply_ctx_for_surface( struct dc *dc, const struct dc_stream_state *stream, |