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drm/i915/bios: log about presence of DSI sequences we do not run 

Leave behind some debugging clues in case some panels don't work
properly.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/b36302b24676af511f4bbf702be21cc7e8f987c2.1474286487.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2016-09-19 15:02:29 +03:00
parent 416062d017
commit 4b4f497e13
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/i915/intel_bios.c
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@ -996,6 +996,10 @@ parse_mipi_sequence(struct drm_i915_private *dev_priv,
goto err;
}
/* Log about presence of sequences we won't run. */
if (seq_id == MIPI_SEQ_TEAR_ON || seq_id == MIPI_SEQ_TEAR_OFF)
DRM_DEBUG_KMS("Unsupported sequence %u\n", seq_id);
dev_priv->vbt.dsi.sequence[seq_id] = data + index;
if (sequence->version >= 3)