diff options
| author | Samson Tam <Samson.Tam@amd.com> | 2018-03-01 11:06:34 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-03-14 15:16:34 -0500 |
| commit | 5231f5d1124eef853573cb3d2e3dc3c4ddc43e22 (patch) | |
| tree | e4b05557f79a3c2b9f42fd29eca99e3d7cb9870f /drivers/gpu/drm/amd/display/modules/freesync | |
| parent | df534fff0d23ba55a5880e592ec2901fdc09fdf6 (diff) | |
drm/amd/display: add support for regkey "LCDFreeSyncDefault"
Signed-off-by: Samson Tam <Samson.Tam@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/freesync')
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/freesync/freesync.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c index e849b704f2f6..27d4003aa2c7 100644 --- a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c +++ b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c @@ -46,6 +46,8 @@ #define FREESYNC_NO_STATIC_FOR_INTERNAL_REGKEY "DalFreeSyncNoStaticForInternal" +#define FREESYNC_DEFAULT_REGKEY "LCDFreeSyncDefault" + struct gradual_static_ramp { bool ramp_is_active; bool ramp_direction_is_up; @@ -125,6 +127,8 @@ struct freesync_entity { struct freesync_registry_options { bool drr_external_supported; bool drr_internal_supported; + bool lcd_freesync_default_set; + int lcd_freesync_default_value; }; struct core_freesync { @@ -189,6 +193,16 @@ struct mod_freesync *mod_freesync_create(struct dc *dc) (data & 1) ? false : true; } + if (dm_read_persistent_data(dc->ctx, NULL, NULL, + FREESYNC_DEFAULT_REGKEY, + &data, sizeof(data), &flag)) { + core_freesync->opts.lcd_freesync_default_set = true; + core_freesync->opts.lcd_freesync_default_value = data; + } else { + core_freesync->opts.lcd_freesync_default_set = false; + core_freesync->opts.lcd_freesync_default_value = 0; + } + return &core_freesync->public; fail_construct: @@ -294,6 +308,18 @@ bool mod_freesync_add_stream(struct mod_freesync *mod_freesync, core_freesync->map[core_freesync->num_entities].user_enable. enable_for_video = (persistent_freesync_enable & 4) ? true : false; + /* If FreeSync display and LCDFreeSyncDefault is set, use as default values write back to userenable */ + } else if (caps->supported && (core_freesync->opts.lcd_freesync_default_set)) { + core_freesync->map[core_freesync->num_entities].user_enable.enable_for_gaming = + (core_freesync->opts.lcd_freesync_default_value & 1) ? true : false; + core_freesync->map[core_freesync->num_entities].user_enable.enable_for_static = + (core_freesync->opts.lcd_freesync_default_value & 2) ? true : false; + core_freesync->map[core_freesync->num_entities].user_enable.enable_for_video = + (core_freesync->opts.lcd_freesync_default_value & 4) ? true : false; + dm_write_persistent_data(dc->ctx, stream->sink, + FREESYNC_REGISTRY_NAME, + "userenable", &core_freesync->opts.lcd_freesync_default_value, + sizeof(int), &flag); } else { core_freesync->map[core_freesync->num_entities].user_enable. enable_for_gaming = false; |