drm/xe: Remove dump function from reg_sr

The dump function was originally added with the idea that it could be
re-used both for printing the reg-sr data and saving it to pass to GuC
via ADS. This was not used by the GuC integration, so remove it now to
give place to a new debug.
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

drivers/gpu/drm/xe/xe_reg_sr.c

@@ -43,32 +43,6 @@ int xe_reg_sr_init(struct xe_reg_sr *sr, const char *name, struct xe_device *xe)
 	return drmm_add_action_or_reset(&xe->drm, reg_sr_fini, sr);
 }
 
-int xe_reg_sr_dump_kv(struct xe_reg_sr *sr,
-		      struct xe_reg_sr_kv **dst)
-{
-	struct xe_reg_sr_kv *iter;
-	struct xe_reg_sr_entry *entry;
-	unsigned long idx;
-
-	if (xa_empty(&sr->xa)) {
-		*dst = NULL;
-		return 0;
-	}
-
-	*dst = kmalloc_array(sr->pool.used, sizeof(**dst), GFP_KERNEL);
-	if (!*dst)
-		return -ENOMEM;
-
-	iter = *dst;
-	xa_for_each(&sr->xa, idx, entry) {
-		iter->k = idx;
-		iter->v = *entry;
-		iter++;
-	}
-
-	return 0;
-}
-
 static struct xe_reg_sr_entry *alloc_entry(struct xe_reg_sr *sr)
 {
 	if (sr->pool.used == sr->pool.allocated) {

drivers/gpu/drm/xe/xe_reg_sr.h

@@ -16,8 +16,6 @@ struct xe_device;
 struct xe_gt;
 
 int xe_reg_sr_init(struct xe_reg_sr *sr, const char *name, struct xe_device *xe);
-int xe_reg_sr_dump_kv(struct xe_reg_sr *sr,
-		      struct xe_reg_sr_kv **dst);
 
 int xe_reg_sr_add(struct xe_reg_sr *sr, u32 reg,
 		  const struct xe_reg_sr_entry *e);

drivers/gpu/drm/xe/xe_reg_sr_types.h

@@ -23,11 +23,6 @@ struct xe_reg_sr_entry {
 	u8		reg_type;
 };
 
-struct xe_reg_sr_kv {
-	u32			k;
-	struct xe_reg_sr_entry	v;
-};
-
 struct xe_reg_sr {
 	struct {
 		struct xe_reg_sr_entry *arr;