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Ville Syrjälä authoredThe aux ch is used for more than DDC, so let's give it a better name. For maximum ease let's include both the AUX ch identifier and the port identifier (for cases where the VBT has redefined the relationship of the two). Signed-off-by:
Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200123154542.12271-3-ville.syrjala@linux.intel.com
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>Ville Syrjälä authoredThe aux ch is used for more than DDC, so let's give it a better name. For maximum ease let's include both the AUX ch identifier and the port identifier (for cases where the VBT has redefined the relationship of the two). Signed-off-by:
Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200123154542.12271-3-ville.syrjala@linux.intel.com
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
alternative-asm.h 671 B
#ifndef __ASM_ALTERNATIVE_ASM_H
#define __ASM_ALTERNATIVE_ASM_H
#ifdef __ASSEMBLY__
.macro altinstruction_entry orig_offset alt_offset feature orig_len alt_len
.word \orig_offset - .
.word \alt_offset - .
.hword \feature
.byte \orig_len
.byte \alt_len
.endm
.macro alternative_insn insn1 insn2 cap
661: \insn1
662: .pushsection .altinstructions, "a"
altinstruction_entry 661b, 663f, \cap, 662b-661b, 664f-663f
.popsection
.pushsection .altinstr_replacement, "ax"
663: \insn2
664: .popsection
.if ((664b-663b) != (662b-661b))
.error "Alternatives instruction length mismatch"
.endif
.endm
#endif /* __ASSEMBLY__ */
#endif /* __ASM_ALTERNATIVE_ASM_H */