On 2021-09-29 16:36, Alex Deucher wrote:
> Need to protect this function with CONFIG_DRM_AMD_DC_DCN.
>
> Fixes: bfd34644dedb ("drm/amd/display: Defer LUT memory powerdown until LUT bypass latches")
> Cc: Michael Strauss <michael.strauss@xxxxxxx>
> Cc: Eric Yang <Eric.Yang2@xxxxxxx>
> Cc: Anson Jacob <Anson.Jacob@xxxxxxx>
> Reported-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Reviewed-by: Harry Wentland <harry.wentland@xxxxxxx>
Harry
> ---
> drivers/gpu/drm/amd/display/dc/core/dc.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
> index 0f0440408a16..b113e7e74ded 100644
> --- a/drivers/gpu/drm/amd/display/dc/core/dc.c
> +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
> @@ -1802,12 +1802,14 @@ static bool is_flip_pending_in_pipes(struct dc *dc, struct dc_state *context)
> */
> static void process_deferred_updates(struct dc *dc)
> {
> +#ifdef CONFIG_DRM_AMD_DC_DCN
> int i;
>
> if (dc->debug.enable_mem_low_power.bits.cm)
> for (i = 0; i < dc->dcn_ip->max_num_dpp; i++)
> if (dc->res_pool->dpps[i]->funcs->dpp_deferred_update)
> dc->res_pool->dpps[i]->funcs->dpp_deferred_update(dc->res_pool->dpps[i]);
> +#endif
> }
>
> void dc_post_update_surfaces_to_stream(struct dc *dc)
>
