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| author | Madhav Chauhan <madhav.chauhan@intel.com> | 2018-10-30 13:56:10 +0200 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2018-10-31 11:41:11 +0200 |
| commit | c2661638e88655fef38bc3cc580e80457461f0a2 (patch) | |
| tree | 02011711be29615d10660fca73ecba1c296c95cd /drivers/gpu/drm/i915/icl_dsi.c | |
| parent | bfee32bfca82b69030b23177ebabfc2ade2f54fc (diff) | |
| download | lwn-c2661638e88655fef38bc3cc580e80457461f0a2.tar.gz lwn-c2661638e88655fef38bc3cc580e80457461f0a2.zip | |
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
Diffstat (limited to 'drivers/gpu/drm/i915/icl_dsi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/icl_dsi.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/icl_dsi.c b/drivers/gpu/drm/i915/icl_dsi.c index 9c424adc8b75..d9c91001f107 100644 --- a/drivers/gpu/drm/i915/icl_dsi.c +++ b/drivers/gpu/drm/i915/icl_dsi.c @@ -664,6 +664,13 @@ static void gen11_dsi_powerup_panel(struct intel_encoder *encoder) if (ret < 0) 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)) |