For v3+ VBTs we should call MIPI_SEQ_TEAR_OFF before MIPI_SEQ_DISPLAY_OFF, v2 VBTs do not have MIPI_SEQ_TEAR_OFF so there this is a nop. Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> --- Changes in v2: -Only call MIPI_SEQ_TEAR_OFF in cmd mode --- drivers/gpu/drm/i915/intel_dsi.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index b9727a0..d316c24 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -739,6 +739,8 @@ static void intel_dsi_post_disable(struct intel_encoder *encoder, * if disable packets are sent before sending shutdown packet then in * some next enable sequence send turn on packet error is observed */ + if (is_cmd_mode(intel_dsi)) + intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_TEAR_OFF); intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_DISPLAY_OFF); /* Transition to LP-00 */ -- 2.9.3 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
