diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c | 76 |
1 files changed, 67 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c index 6c9299c7683d..aa36d7a56ca8 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c @@ -1474,9 +1474,44 @@ void dcn32_update_dsc_pg(struct dc *dc, } } +void dcn32_disable_phantom_streams(struct dc *dc, struct dc_state *context) +{ + struct dce_hwseq *hws = dc->hwseq; + int i; + + for (i = dc->res_pool->pipe_count - 1; i >= 0 ; i--) { + struct pipe_ctx *pipe_ctx_old = + &dc->current_state->res_ctx.pipe_ctx[i]; + struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; + + if (!pipe_ctx_old->stream) + continue; + + if (dc_state_get_pipe_subvp_type(dc->current_state, pipe_ctx_old) != SUBVP_PHANTOM) + continue; + + if (pipe_ctx_old->top_pipe || pipe_ctx_old->prev_odm_pipe) + continue; + + if (!pipe_ctx->stream || pipe_need_reprogram(pipe_ctx_old, pipe_ctx) || + (pipe_ctx->stream && dc_state_get_pipe_subvp_type(context, pipe_ctx) != SUBVP_PHANTOM)) { + struct clock_source *old_clk = pipe_ctx_old->clock_source; + + if (hws->funcs.reset_back_end_for_pipe) + hws->funcs.reset_back_end_for_pipe(dc, pipe_ctx_old, dc->current_state); + if (hws->funcs.enable_stream_gating) + hws->funcs.enable_stream_gating(dc, pipe_ctx_old); + if (old_clk) + old_clk->funcs->cs_power_down(old_clk); + } + } +} + void dcn32_enable_phantom_streams(struct dc *dc, struct dc_state *context) { unsigned int i; + enum dc_status status = DC_OK; + struct dce_hwseq *hws = dc->hwseq; for (i = 0; i < dc->res_pool->pipe_count; i++) { struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i]; @@ -1497,16 +1532,39 @@ void dcn32_enable_phantom_streams(struct dc *dc, struct dc_state *context) } } for (i = 0; i < dc->res_pool->pipe_count; i++) { - struct pipe_ctx *new_pipe = &context->res_ctx.pipe_ctx[i]; - - if (new_pipe->stream && dc_state_get_pipe_subvp_type(context, new_pipe) == SUBVP_PHANTOM) { - // If old context or new context has phantom pipes, apply - // the phantom timings now. We can't change the phantom - // pipe configuration safely without driver acquiring - // the DMCUB lock first. - dc->hwss.apply_ctx_to_hw(dc, context); - break; + struct pipe_ctx *pipe_ctx_old = + &dc->current_state->res_ctx.pipe_ctx[i]; + struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; + + if (pipe_ctx->stream == NULL) + continue; + + if (dc_state_get_pipe_subvp_type(context, pipe_ctx) != SUBVP_PHANTOM) + continue; + + if (pipe_ctx->stream == pipe_ctx_old->stream && + pipe_ctx->stream->link->link_state_valid) { + continue; } + + if (pipe_ctx_old->stream && !pipe_need_reprogram(pipe_ctx_old, pipe_ctx)) + continue; + + if (pipe_ctx->top_pipe || pipe_ctx->prev_odm_pipe) + continue; + + if (hws->funcs.apply_single_controller_ctx_to_hw) + status = hws->funcs.apply_single_controller_ctx_to_hw( + pipe_ctx, + context, + dc); + + ASSERT(status == DC_OK); + +#ifdef CONFIG_DRM_AMD_DC_FP + if (hws->funcs.resync_fifo_dccg_dio) + hws->funcs.resync_fifo_dccg_dio(hws, dc, context); +#endif } } |