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firmware: cs_dsp: Perform NULL check in cs_dsp_coeff_write/read_ctrl
authorCharles Keepax <ckeepax@opensource.cirrus.com>
Wed, 17 Nov 2021 13:22:57 +0000 (13:22 +0000)
committerMark Brown <broonie@kernel.org>
Wed, 17 Nov 2021 22:16:25 +0000 (22:16 +0000)
commit6e833eaa50c7a2bae27a1d6fa06e91f3bbaf7ba1
tree380b99c75928041a83a5fea186838acf473dff9atree | snapshot
parentb5ae2851544078a869b5d8d222b302c09aff28ddcommit | diff
firmware: cs_dsp: Perform NULL check in cs_dsp_coeff_write/read_ctrl

Add a NULL check to the cs_dsp_coeff_write/read_ctrl functions. This is
a major convenience for users of the cs_dsp library as it allows the call
to cs_dsp_get_ctl to be inlined with the call to read/write the control
itself.

Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20211117132300.1290-7-ckeepax@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/firmware/cirrus/cs_dsp.c diff | blob | history
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