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| /linux/drivers/firmware/cirrus/ |
| H A D | cs_dsp.c | diff 66626b15636b5f5cf3d7f6104799f77462748974 Thu Mar 07 11:53:53 CET 2024 Richard Fitzgerald <rf@opensource.cirrus.com> firmware: cirrus: cs_dsp: Initialize debugfs_root to invalid
Initialize debugfs_root to -ENODEV so that if the client never sets a
valid debugfs root the debugfs files will not be created.
A NULL pointer passed to any of the debugfs_create_*() functions means
"create in the root of debugfs". It doesn't mean "ignore".
Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Link: https://msgid.link/r/20240307105353.40067-1-rf@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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