Commit d6814a7d authored by Mark Brown's avatar Mark Brown Committed by Mark Brown
Browse files

regmap: debugfs: Suppress cache for partial register files

The cache is based on the full register map so confuses things if used
for a partial map.

Reported-by: default avatarBard Liao <>
Signed-off-by: default avatarMark Brown <>
parent d856fce4
......@@ -84,6 +84,10 @@ static unsigned int regmap_debugfs_get_dump_start(struct regmap *map,
unsigned int fpos_offset;
unsigned int reg_offset;
/* Suppress the cache if we're using a subrange */
if (from)
return from;
* If we don't have a cache build one so we don't have to do a
* linear scan each time.
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