From: Hans de Goede Date: Wed, 1 Mar 2017 13:15:05 +0000 (+0200) Subject: drm/i915/dsi: Call MIPI_SEQ_TEAR_ON and DISPLAY_ON for cmd-mode (untested) X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=38dec5c0892a4c475d9ac89fea25f8a84e17a464;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/i915/dsi: Call MIPI_SEQ_TEAR_ON and DISPLAY_ON for cmd-mode (untested) According to the spec we should call MIPI_SEQ_TEAR_ON and DISPLAY_ON on enable for cmd-mode, just like we already call their counterparts on disable. Note: untested, my panel is a vid-mode panel. Signed-off-by: Hans de Goede Reviewed-by: Bob Paauwe Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1488374106-4949-10-git-send-email-jani.nikula@intel.com --- diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index 7dbef67a5fa0..7d5fb9d3fa64 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -822,6 +822,8 @@ static void intel_dsi_pre_enable(struct intel_encoder *encoder, if (is_cmd_mode(intel_dsi)) { for_each_dsi_port(port, intel_dsi->ports) I915_WRITE(MIPI_MAX_RETURN_PKT_SIZE(port), 8 * 4); + intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_TEAR_ON); + intel_dsi_exec_vbt_sequence(intel_dsi, MIPI_SEQ_DISPLAY_ON); } else { msleep(20); /* XXX */ for_each_dsi_port(port, intel_dsi->ports)