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drm/i915/icl: Power on DSI panel 

This patch execute poweron, deassert reset, display on
VBT sequences and send TURN_ON DSI command to panel for
powering it up.

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/8acb06fa634fe9637fdc09a3f5d2588b9138224f.1540900289.git.jani.nikula@intel.com
This commit is contained in:
Madhav Chauhan 2018-10-30 13:56:10 +02:00 committed by Jani Nikula
parent bfee32bfca
commit c2661638e8
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/i915/icl_dsi.c
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@ -664,6 +664,13 @@ static void gen11_dsi_powerup_panel(struct intel_encoder *encoder)
if (ret < 0) if (ret < 0)
DRM_ERROR("error setting max return pkt size%d\n", tmp); DRM_ERROR("error setting max return pkt size%d\n", tmp);
} }
/* panel power on related mipi dsi vbt sequences */
intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_POWER_ON);
intel_dsi_msleep(intel_dsi, intel_dsi->panel_on_delay);
intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_DEASSERT_RESET);
intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_INIT_OTP);
intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_DISPLAY_ON);
} }
static void __attribute__((unused)) static void __attribute__((unused))