diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index f9b0767ef073cbb0be6e265694be170135491157..ab905474b9dde2b833986142c152588589d3a5d0 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -793,10 +793,10 @@ static void intel_dsi_pre_enable(struct intel_encoder *encoder, intel_dsi_prepare(encoder, pipe_config); - /* Panel Enable over CRC PMIC */ + /* Power on, try both CRC pmic gpio and VBT */ if (intel_dsi->gpio_panel) gpiod_set_value_cansleep(intel_dsi->gpio_panel, 1); - + intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_POWER_ON); msleep(intel_dsi->panel_on_delay); if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { @@ -811,7 +811,6 @@ static void intel_dsi_pre_enable(struct intel_encoder *encoder, /* put device in ready state */ intel_dsi_device_ready(encoder); - intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_POWER_ON); intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_DEASSERT_RESET); intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_INIT_OTP); @@ -940,11 +939,10 @@ static void intel_dsi_post_disable(struct intel_encoder *encoder, } intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_ASSERT_RESET); - intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_POWER_OFF); + /* Power off, try both CRC pmic gpio and VBT */ msleep(intel_dsi->panel_off_delay); - - /* Panel Disable over CRC PMIC */ + intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_POWER_OFF); if (intel_dsi->gpio_panel) gpiod_set_value_cansleep(intel_dsi->gpio_panel, 0);