Add VBT support to enable/disable eDP Pipe Joiner feature. The OEMs can choose to enable/disable the feature from VBT. ARL - VBTs default this field to disabled. PTL+ - VBTs default this field to enabled.
Bspec:20142 Signed-off-by: Ankit Nautiyal <[email protected]> --- drivers/gpu/drm/i915/display/intel_bios.c | 4 ++++ drivers/gpu/drm/i915/display/intel_display_types.h | 1 + drivers/gpu/drm/i915/display/intel_vbt_defs.h | 1 + 3 files changed, 6 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index ae0b922d5bc3..633a35153485 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -1546,6 +1546,10 @@ parse_edp(struct intel_display *display, if (display->vbt.version >= 251) panel->vbt.edp.dsc_disable = panel_bool(edp->edp_dsc_disable, panel_type); + + if (display->vbt.version >= 261) + panel->vbt.edp.pipe_joiner_enable = + panel_bool(edp->pipe_joiner_enable, panel_type); } static void diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 6b92f333e18b..356979fb9487 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -351,6 +351,7 @@ struct intel_vbt_panel_data { bool low_vswing; bool hobl; bool dsc_disable; + bool pipe_joiner_enable; } edp; struct { diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h index 57fda5824c9c..0dc13d080e8a 100644 --- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h @@ -1109,6 +1109,7 @@ struct bdb_edp { u16 edp_dsc_disable; /* 251+ */ u16 t6_delay_support; /* 260+ */ u16 link_idle_time[16]; /* 260+ */ + u16 pipe_joiner_enable; /* 261+ */ } __packed; /* -- 2.45.2
