On 2018-08-16 04:38 PM, Alex Deucher wrote:
> Seems to cause blank screens.
>
> Bug: https://bugs.freedesktop.org/show_bug.cgi?id=106940
> Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
Reviewed-by: Harry Wentland <harry.wentl...@amd.com>
Harry
> ---
> drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>
> 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 350ee3e3e34d..2e3f85ceeaa9 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
> @@ -1562,7 +1562,13 @@ void dce110_enable_accelerated_mode(struct dc *dc,
> struct dc_state *context)
> bool can_eDP_fast_boot_optimize = false;
>
> if (edp_link) {
> - can_eDP_fast_boot_optimize =
> + /* this seems to cause blank screens on DCE8 */
> + if ((dc->ctx->dce_version == DCE_VERSION_8_0) ||
> + (dc->ctx->dce_version == DCE_VERSION_8_1) ||
> + (dc->ctx->dce_version == DCE_VERSION_8_3))
> + can_eDP_fast_boot_optimize = false;
> + else
> + can_eDP_fast_boot_optimize =
>
> edp_link->link_enc->funcs->is_dig_enabled(edp_link->link_enc);
> }
>
>
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