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authorAnthony Koo <Anthony.Koo@amd.com>2019-01-20 01:54:01 -0500
committerAlex Deucher <alexander.deucher@amd.com>2019-02-19 15:58:26 -0500
commitce72741b53cdc70f9738c04920fefb93448f1f5e (patch)
tree05892b51cc7d96ce2e5b4f0ff2e002491a9fc641 /drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
parent4dfdd0ee8529a9283bc3503919719ae69a41914e (diff)
drm/amd/display: remove screen flashes on seamless boot
[Why] We want boot to desktop to be seamless [How] During init pipes, avoid touching the pipes where GOP has already enabled the HW to the state we want. Signed-off-by: Anthony Koo <Anthony.Koo@amd.com> Reviewed-by: Aric Cyr <Aric.Cyr@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
index e1b285ea01ac..453ff071793b 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
@@ -1521,6 +1521,14 @@ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context)
struct dc_link *edp_link = get_link_for_edp(dc);
bool can_edp_fast_boot_optimize = false;
bool apply_edp_fast_boot_optimization = false;
+ bool can_apply_seamless_boot = false;
+
+ for (i = 0; i < context->stream_count; i++) {
+ if (context->streams[i]->apply_seamless_boot_optimization) {
+ can_apply_seamless_boot = true;
+ break;
+ }
+ }
if (edp_link) {
/* this seems to cause blank screens on DCE8 */
@@ -1549,7 +1557,7 @@ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context)
}
}
- if (!apply_edp_fast_boot_optimization) {
+ if (!apply_edp_fast_boot_optimization && !can_apply_seamless_boot) {
if (edp_link_to_turnoff) {
/*turn off backlight before DP_blank and encoder powered down*/
dc->hwss.edp_backlight_control(edp_link_to_turnoff, false);