drm/i915/dp: constify link_status

Follow-up to
commit 0aec288130713cf7bcf97c929ac5fab6a8e00e44
Author: Jani Nikula <jani.nikula@intel.com>
Date:   Fri Sep 27 19:01:01 2013 +0300

    drm/dp: constify DP DPCD helpers

Requested-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index bee09e1..7ee9210 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -2095,7 +2095,8 @@ static uint32_t intel_vlv_signal_levels(struct intel_dp *intel_dp)
 }
 
 static void
-intel_get_adjust_train(struct intel_dp *intel_dp, uint8_t link_status[DP_LINK_STATUS_SIZE])
+intel_get_adjust_train(struct intel_dp *intel_dp,
+                      const uint8_t link_status[DP_LINK_STATUS_SIZE])
 {
        uint8_t v = 0;
        uint8_t p = 0;
@@ -2396,7 +2397,7 @@ intel_dp_reset_link_train(struct intel_dp *intel_dp, uint32_t *DP,
 
 static bool
 intel_dp_update_link_train(struct intel_dp *intel_dp, uint32_t *DP,
-                          uint8_t link_status[DP_LINK_STATUS_SIZE])
+                          const uint8_t link_status[DP_LINK_STATUS_SIZE])
 {
        struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
        struct drm_device *dev = intel_dig_port->base.base.dev;