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drm/i915/dsi: Do display on sequence later on icl+

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Doing the init OTP and display on DSI sequences back to back
doesn't really make any sense (a single sequence would suffice
then). Move the display on sequence to be done just before
backlight on, which is also what Windows does.

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230608203057.23759-3-ville.syrjala@linux.intel.com
This commit is contained in:
Ville Syrjälä 2023-06-08 23:30:46 +03:00
parent 86ecd3b3d1
commit 88b065943c
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/i915/display/icl_dsi.c
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@ -1139,7 +1139,6 @@ static void gen11_dsi_powerup_panel(struct intel_encoder *encoder)
}
intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_INIT_OTP);
intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_DISPLAY_ON);
/* ensure all panel commands dispatched before enabling transcoder */
wait_for_cmds_dispatched_to_panel(encoder);
@ -1240,6 +1239,8 @@ static void gen11_dsi_enable(struct intel_atomic_state *state,
/* step6d: enable dsi transcoder */
gen11_dsi_enable_transcoder(encoder);
intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_DISPLAY_ON);
/* step7: enable backlight */
intel_backlight_enable(crtc_state, conn_state);
intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_ON);