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 c2b93a851dc6..dab370676bfa 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 @@ -2329,6 +2329,7 @@ static void dcn10_apply_ctx_for_surface( int i; struct timing_generator *tg; bool removed_pipe[4] = { false }; + bool interdependent_update = false; struct pipe_ctx *top_pipe_to_program = find_top_pipe_for_stream(dc, context, stream); DC_LOGGER_INIT(dc->ctx->logger); @@ -2338,7 +2339,13 @@ static void dcn10_apply_ctx_for_surface( tg = top_pipe_to_program->stream_res.tg; - dcn10_pipe_control_lock(dc, top_pipe_to_program, true); + interdependent_update = top_pipe_to_program->plane_state && + top_pipe_to_program->plane_state->update_flags.bits.full_update; + + if (interdependent_update) + lock_all_pipes(dc, context, true); + else + dcn10_pipe_control_lock(dc, top_pipe_to_program, true); if (num_planes == 0) { /* OTG blank before remove all front end */ @@ -2358,15 +2365,9 @@ static void dcn10_apply_ctx_for_surface( */ if (pipe_ctx->plane_state && !old_pipe_ctx->plane_state) { if (old_pipe_ctx->stream_res.tg == tg && - old_pipe_ctx->plane_res.hubp && - old_pipe_ctx->plane_res.hubp->opp_id != 0xf) { + old_pipe_ctx->plane_res.hubp && + old_pipe_ctx->plane_res.hubp->opp_id != 0xf) dcn10_disable_plane(dc, old_pipe_ctx); - /* - * power down fe will unlock when calling reset, need - * to lock it back here. Messy, need rework. - */ - pipe_ctx->stream_res.tg->funcs->lock(pipe_ctx->stream_res.tg); - } } if ((!pipe_ctx->plane_state || @@ -2385,29 +2386,25 @@ static void dcn10_apply_ctx_for_surface( if (num_planes > 0) program_all_pipe_in_tree(dc, top_pipe_to_program, context); - dcn10_pipe_control_lock(dc, top_pipe_to_program, false); - - if (top_pipe_to_program->plane_state && - top_pipe_to_program->plane_state->update_flags.bits.full_update) + if (interdependent_update) for (i = 0; i < dc->res_pool->pipe_count; i++) { struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; - tg = pipe_ctx->stream_res.tg; /* Skip inactive pipes and ones already updated */ - if (!pipe_ctx->stream || pipe_ctx->stream == stream - || !pipe_ctx->plane_state - || !tg->funcs->is_tg_enabled(tg)) + if (!pipe_ctx->stream || pipe_ctx->stream == stream || + !pipe_ctx->plane_state || !tg->funcs->is_tg_enabled(tg)) continue; - tg->funcs->lock(tg); - pipe_ctx->plane_res.hubp->funcs->hubp_setup_interdependent( pipe_ctx->plane_res.hubp, &pipe_ctx->dlg_regs, &pipe_ctx->ttu_regs); - - tg->funcs->unlock(tg); } + if (interdependent_update) + lock_all_pipes(dc, context, false); + else + dcn10_pipe_control_lock(dc, top_pipe_to_program, false); + if (num_planes == 0) false_optc_underflow_wa(dc, stream, tg); @@ -2814,6 +2811,33 @@ int get_vupdate_offset_from_vsync(struct pipe_ctx *pipe_ctx) return vertical_line_start; } +void lock_all_pipes(struct dc *dc, + struct dc_state *context, + bool lock) +{ + 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 lock the top pipe's tg to prevent redundant + * (un)locking. 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; + + if (lock) + tg->funcs->lock(tg); + else + tg->funcs->unlock(tg); + } +} + static void calc_vupdate_position( struct pipe_ctx *pipe_ctx, uint32_t *start_line, diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h index 6d66084df55f..4b3b27a5d23b 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h @@ -83,4 +83,8 @@ struct pipe_ctx *find_top_pipe_for_stream( int get_vupdate_offset_from_vsync(struct pipe_ctx *pipe_ctx); +void lock_all_pipes(struct dc *dc, + struct dc_state *context, + bool lock); + #endif /* __DC_HWSS_DCN10_H__ */