diff options
| author | Madhav Chauhan <madhav.chauhan@intel.com> | 2018-10-30 14:56:12 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2018-10-31 14:13:04 +0300 |
| commit | 208013157a68e57fceffe463461c3d1eb83ea60a (patch) | |
| tree | 803729731ed7cef3fff9d9511311591c9a31877d | |
| parent | 32bbc3d450dcb7f45b343ee568892d746fe6dc1f (diff) | |
| download | linux-208013157a68e57fceffe463461c3d1eb83ea60a.tar.xz | |
drm/i915/icl: Turn ON panel backlight
This patch enables backlight of DSI panel by using VBT
BACKLIGHT_ON sequence and panel specific functions.
Signed-off-by: Madhav Chauhan <madhav.chauhan@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/05987eea297689af0b9defcf745a921f76f9011d.1540900289.git.jani.nikula@intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/icl_dsi.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/icl_dsi.c b/drivers/gpu/drm/i915/icl_dsi.c index 0f0447b6b1be..bffbb40cc0bc 100644 --- a/drivers/gpu/drm/i915/icl_dsi.c +++ b/drivers/gpu/drm/i915/icl_dsi.c @@ -752,6 +752,8 @@ gen11_dsi_pre_enable(struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { + struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base); + /* step2: enable IO power */ gen11_dsi_enable_io_power(encoder); @@ -769,4 +771,8 @@ gen11_dsi_pre_enable(struct intel_encoder *encoder, /* step6d: enable dsi transcoder */ gen11_dsi_enable_transcoder(encoder); + + /* step7: enable backlight */ + intel_panel_enable_backlight(pipe_config, conn_state); + intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_ON); } |