From f5bce6df8868668d547c5757d9da70471ea40e50 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Wed, 1 Mar 2017 15:15:02 +0200 Subject: [PATCH] drm/i915/dsi: Group MIPI_SEQ_BACKLIGHT_ON/OFF with panel_[en|dis]able_backlight Execute the MIPI_SEQ_BACKLIGHT_ON/OFF VBT sequences at the same time as we call intel_panel_enable_backlight() / intel_panel_disable_backlight(). Signed-off-by: Hans de Goede Reviewed-by: Bob Paauwe Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1488374106-4949-7-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_dsi.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index b7b590d78b31..b132841587cc 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -829,12 +829,12 @@ static void intel_dsi_pre_enable(struct intel_encoder *encoder, msleep(100); intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_DISPLAY_ON); - intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_ON); intel_dsi_port_enable(encoder); } intel_panel_enable_backlight(intel_dsi->attached_connector); + intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_ON); } static void intel_dsi_enable_nop(struct intel_encoder *encoder, @@ -860,6 +860,7 @@ static void intel_dsi_pre_disable(struct intel_encoder *encoder, DRM_DEBUG_KMS("\n"); + intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_OFF); intel_panel_disable_backlight(intel_dsi->attached_connector); /* @@ -915,7 +916,6 @@ 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 */ - intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_OFF); intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_DISPLAY_OFF); /* Transition to LP-00 */ -- 2.20.1