Commit 9ce53745 authored by Madhav Chauhan's avatar Madhav Chauhan Committed by Jani Nikula

drm/i915/glk: Fix DSI enable I/O sequence

One of the if statement covers the next line in enable I/O sequence.
This patch correct the same by adding error message.

Fixes: 46448483 ("drm/i915/glk: Add MIPIIO Enable/disable sequence")
Reported-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarMadhav Chauhan <madhav.chauhan@intel.com>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1488393082-30660-1-git-send-email-madhav.chauhan@intel.com
parent 13e867f6
...@@ -425,6 +425,7 @@ static void glk_dsi_device_ready(struct intel_encoder *encoder) ...@@ -425,6 +425,7 @@ static void glk_dsi_device_ready(struct intel_encoder *encoder)
if (intel_wait_for_register(dev_priv, if (intel_wait_for_register(dev_priv,
MIPI_CTRL(port), GLK_ULPS_NOT_ACTIVE, MIPI_CTRL(port), GLK_ULPS_NOT_ACTIVE,
GLK_ULPS_NOT_ACTIVE, 20)) GLK_ULPS_NOT_ACTIVE, 20))
DRM_ERROR("ULPS is still active\n");
/* Exit ULPS */ /* Exit ULPS */
val = I915_READ(MIPI_DEVICE_READY(port)); val = I915_READ(MIPI_DEVICE_READY(port));
......
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