From: Hans de Goede <hdego...@redhat.com>
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 <hdego...@redhat.com>
Reviewed-by: Bob Paauwe <bob.j.paa...@intel.com>
Signed-off-by: Jani Nikula <jani.nik...@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 */
--
2.1.4
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