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

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

drivers/gpu/drm/i915/intel_dsi.c

+1 −0
Original line number Diff line number Diff line
@@ -425,6 +425,7 @@ static void glk_dsi_device_ready(struct intel_encoder *encoder) 
		if (intel_wait_for_register(dev_priv,

				MIPI_CTRL(port), GLK_ULPS_NOT_ACTIVE,

				GLK_ULPS_NOT_ACTIVE, 20))

			DRM_ERROR("ULPS is still active\n");



		/* Exit ULPS */

		val = I915_READ(MIPI_DEVICE_READY(port));