drm/i915: Get rid of HAS_CORE_RING_FREQ

No need for HAS_CORE_RING_FREQ as that flag is actually the same as
.has_llc. Feedback from V. Syrjala.
Signed-off-by: Carlos Santa <carlos.santa@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

drivers/gpu/drm/i915/i915_debugfs.c

@@ -1763,7 +1763,7 @@ static int i915_ring_freq_table(struct seq_file *m, void *unused)
 	int gpu_freq, ia_freq;
 	unsigned int max_gpu_freq, min_gpu_freq;
 
-	if (!HAS_CORE_RING_FREQ(dev_priv)) {
+	if (!HAS_LLC(dev_priv)) {
 		seq_puts(m, "unsupported on this chipset\n");
 		return 0;
 	}

drivers/gpu/drm/i915/i915_drv.h

@@ -2805,10 +2805,6 @@ struct drm_i915_cmd_table {
 #define HAS_RESOURCE_STREAMER(dev) (IS_HASWELL(dev) || \
 				    INTEL_INFO(dev)->gen >= 8)
 
-#define HAS_CORE_RING_FREQ(dev)	(INTEL_INFO(dev)->gen >= 6 && \
-				 !IS_VALLEYVIEW(dev) && !IS_CHERRYVIEW(dev) && \
-				 !IS_BROXTON(dev))
-
 #define HAS_POOLED_EU(dev)	(INTEL_INFO(dev)->has_pooled_eu)
 
 #define INTEL_PCH_DEVICE_ID_MASK		0xff00