drm: replace HASH_DEBUG with DEBUG

... and remove the useless SL_DEBUG and RANDOM_DEBUG

v2: Rebase on earlier changes.

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Jan Vesely <jan.vesely@rutgers.edu>
diff --git a/xf86drmHash.c b/xf86drmHash.c
index f7d7f73..199a2a3 100644
--- a/xf86drmHash.c
+++ b/xf86drmHash.c
@@ -75,7 +75,6 @@
 #include "xf86drmHash.h"
 
 #define HASH_MAGIC 0xdeadbeef
-#define HASH_DEBUG 0
 
 static unsigned long HashHash(unsigned long key)
 {
@@ -99,7 +98,7 @@
     }
 
     hash %= HASH_SIZE;
-#if HASH_DEBUG
+#if DEBUG
     printf( "Hash(%d) = %d\n", key, hash);
 #endif
     return hash;
@@ -202,7 +201,7 @@
     bucket->value        = value;
     bucket->next         = table->buckets[hash];
     table->buckets[hash] = bucket;
-#if HASH_DEBUG
+#if DEBUG
     printf("Inserted %d at %d/%p\n", key, hash, bucket);
 #endif
     return 0;			/* Added to table */