On Tue, 30 Oct 2018, Jani Nikula <jani.nikula@xxxxxxxxx> wrote:
> From: Madhav Chauhan <madhav.chauhan@xxxxxxxxx>
>
> 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@xxxxxxxxx>
> Reviewed-by: Jani Nikula <jani.nikula@xxxxxxxxx>
> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
Pushed to dinq.
BR,
Jani.
> ---
> drivers/gpu/drm/i915/icl_dsi.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> 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))
--
Jani Nikula, Intel Open Source Graphics Center
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