drm/i915: Add fuzzy clock check for port_clock

Check and dump for port_clock.

v2: Also dump port_clock

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-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_display.c b/drivers/gpu/drm/i915/intel_display.c
index d303b25..c2a4d7b 100644 (file)
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -8330,6 +8330,7 @@ static void intel_dump_pipe_config(struct intel_crtc *crtc,
        drm_mode_debug_printmodeline(&pipe_config->requested_mode);
        DRM_DEBUG_KMS("adjusted mode:\n");
        drm_mode_debug_printmodeline(&pipe_config->adjusted_mode);
+       DRM_DEBUG_KMS("port clock: %d\n", pipe_config->port_clock);
        DRM_DEBUG_KMS("gmch pfit: control: 0x%08x, ratios: 0x%08x, lvds border: 0x%08x\n",
                      pipe_config->gmch_pfit.control,
                      pipe_config->gmch_pfit.pgm_ratios,
@@ -8759,8 +8760,10 @@ intel_pipe_config_compare(struct drm_device *dev,
        if (IS_G4X(dev) || INTEL_INFO(dev)->gen >= 5)
                PIPE_CONF_CHECK_I(pipe_bpp);
 
-       if (!IS_HASWELL(dev))
+       if (!IS_HASWELL(dev)) {
                PIPE_CONF_CHECK_CLOCK_FUZZY(adjusted_mode.clock);
+               PIPE_CONF_CHECK_CLOCK_FUZZY(port_clock);
+       }
 
 #undef PIPE_CONF_CHECK_X
 #undef PIPE_CONF_CHECK_I