From: Evgenii Krasnikov <[email protected]> [WHY] After hibernate system might be using old invalid psr_power_opt and psr_allow_active that never get reset
[HOW] Reset cached Panel Self Refresh parameters when PSR is first configured for eDP in dc_link_setup_psr. Reviewed-by: Anthony Koo <[email protected]> Acked-by: Stylon Wang <[email protected]> Signed-off-by: Evgenii Krasnikov <[email protected]> --- drivers/gpu/drm/amd/display/dc/core/dc_link.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) 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 3d13ee32a3db..48e274f9ea84 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -3317,9 +3317,12 @@ bool dc_link_setup_psr(struct dc_link *link, */ psr_context->frame_delay = 0; - if (psr) + if (psr) { link->psr_settings.psr_feature_enabled = psr->funcs->psr_copy_settings(psr, link, psr_context, panel_inst); + link->psr_settings.psr_power_opt = 0; + link->psr_settings.psr_allow_active = 0; + } else link->psr_settings.psr_feature_enabled = dmcu->funcs->setup_psr(dmcu, link, psr_context); -- 2.35.1
