drm/nouveau: move bitfield/enum helpers to nouveau_util.c

Reviewed-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 33 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nouveau_util.c b/drivers/gpu/drm/nouveau/nouveau_util.c
index e8b1eaaa212b..fbe0fb13bc1e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_util.c
+++ b/drivers/gpu/drm/nouveau/nouveau_util.c
@@ -27,8 +27,41 @@
 
 #include <linux/ratelimit.h>
 
+#include "nouveau_util.h"
+
 static DEFINE_RATELIMIT_STATE(nouveau_ratelimit_state, 3 * HZ, 20);
 
+void
+nouveau_bitfield_print(const struct nouveau_bitfield *bf, u32 value)
+{
+        while (bf->name) {
+                if (value & bf->mask) {
+                        printk(" %s", bf->name);
+                        value &= ~bf->mask;
+                }
+
+                bf++;
+        }
+
+        if (value)
+                printk(" (unknown bits 0x%08x)", value);
+}
+
+void
+nouveau_enum_print(const struct nouveau_enum *en, u32 value)
+{
+        while (en->name) {
+                if (value == en->value) {
+                        printk("%s", en->name);
+                        return;
+                }
+
+                en++;
+        }
+
+        printk("(unknown enum 0x%08x)", value);
+}
+
 int
 nouveau_ratelimit(void)
 {