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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" From: Lewis Huang [Why] Driver program dpp clock calculate by pipe split config but hw config is single pipe. [How] Skip programming clock when allow seamless boot. After porgramming pipe config, seamless boot flag will be clear. Signed-off-by: Lewis Huang Reviewed-by: Eric Yang Acked-by: Wayne Lin --- drivers/gpu/drm/amd/display/dc/core/dc_link.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index f4374d83662a..931fbb4d6169 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -1206,14 +1206,25 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason) { const struct dc *dc = link->dc; bool ret; + bool can_apply_seamless_boot = false; + int i; + + for (i = 0; i < dc->current_state->stream_count; i++) { + if (dc->current_state->streams[i]->apply_seamless_boot_optimization) { + can_apply_seamless_boot = true; + break; + } + } /* get out of low power state */ - clk_mgr_exit_optimized_pwr_state(dc, dc->clk_mgr); + if (!can_apply_seamless_boot && reason != DETECT_REASON_BOOT) + clk_mgr_exit_optimized_pwr_state(dc, dc->clk_mgr); ret = dc_link_detect_helper(link, reason); /* Go back to power optimized state */ - clk_mgr_optimize_pwr_state(dc, dc->clk_mgr); + if (!can_apply_seamless_boot && reason != DETECT_REASON_BOOT) + clk_mgr_optimize_pwr_state(dc, dc->clk_mgr); return ret; } -- 2.17.1 _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx