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m4: add RO bytecontrol #5638

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Merged
lgirdwood merged 1 commit into from
Apr 18, 2022
Merged

m4: add RO bytecontrol #5638

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27 changes: 27 additions & 0 deletions tools/topology/topology1/m4/bytecontrol.m4
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Original file line number Diff line number Diff line change
Expand Up @@ -79,6 +79,33 @@ define(`C_CONTROLBYTES',
` ]'
`}')

dnl C_CONTROLBYTES_READONLY(name, index, ops, base, num_regs, mask, max, tlv, priv)
define(`C_CONTROLBYTES_READONLY',
`SectionControlBytes.STR($1) {'
`'
` # control belongs to this index group'
` index STR($2)'
`'
` # control uses bespoke driver get/put/info ID for io ops'
` $3'
` # control uses bespoke driver get/put/info ID for ext ops'
` $4'
`'
` # default base/num_regs/mask to avoid NULL STR'
` ifelse($5, `', base STR(XX), base STR($5))'
` ifelse($6, `', num_regs STR(XX), num_regs STR($6)`')'
` ifelse($7, `', mask STR(XX), mask STR($7)`')'
` $8'
` $9'
` access ['
` tlv_read'
` tlv_callback'
` ]'
` data ['
` $10'
` ]'
`}')

# Readonly byte control to read the actual value from DSP
dnl C_CONTROLBYTES_VOLATILE_READONLY(name, index, ops, base, num_regs, mask, max, tlv, priv)
define(`C_CONTROLBYTES_VOLATILE_READONLY',
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