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powerpc/rtas: document rtas_call()
authorNathan Lynch <nathanl@linux.ibm.com>
Fri, 18 Nov 2022 15:07:39 +0000 (09:07 -0600)
committerMichael Ellerman <mpe@ellerman.id.au>
Wed, 7 Dec 2022 11:20:33 +0000 (22:20 +1100)
commit336e2554ec99eb97616004c791ee89abe96bdab2
tree080a6feca70b1c9261e7f82abff6aa1a98e2cfc3tree | snapshot
parentf6aa37c51ec0d053ee34c235bfe0e666618a3bafcommit | diff
powerpc/rtas: document rtas_call()

rtas_call() has a complex calling convention, non-standard return
values, and many users. Add kernel-doc for it and remove the less
structured commentary from rtas.h.

Signed-off-by: Nathan Lynch <nathanl@linux.ibm.com>
Reviewed-by: Andrew Donnellan <ajd@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221118150751.469393-2-nathanl@linux.ibm.com
arch/powerpc/include/asm/rtas.h diff | blob | blame | history
arch/powerpc/kernel/rtas.c diff | blob | blame | history
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