On Mon, Nov 14, 2016 at 01:05:41PM +0000, Winkler, Tomas wrote:
> .org
> > Subject: Re: [PATCH 2/2] tpm/tpm2-chip: fix kdoc errors
> >
> > On Tue, Nov 01, 2016 at 03:05:14AM +0200, Tomas Winkler wrote:
> > > Use correct kdoc format, describe correct parameters and return values.
> > >
> > > Signed-off-by: Tomas Winkler <tomas.wink...@intel.com>
> > > ---
> > > drivers/char/tpm/tpm2-cmd.c | 107
> > > +++++++++++++++++++++++++++-----------------
> > > 1 file changed, 66 insertions(+), 41 deletions(-)
> > >
> > > diff --git a/drivers/char/tpm/tpm2-cmd.c b/drivers/char/tpm/tpm2-cmd.c
> > > index 7df55d58c939..a7a519c87bee 100644
> > > --- a/drivers/char/tpm/tpm2-cmd.c
> > > +++ b/drivers/char/tpm/tpm2-cmd.c
> > > @@ -258,11 +258,13 @@ static const struct tpm_input_header
> > tpm2_pcrread_header = {
> > > * tpm2_pcr_read() - read a PCR value
> > > * @chip: TPM chip to use.
> > > * @pcr_idx: index of the PCR to read.
> > > - * @ref_buf: buffer to store the resulting hash,
> > > + * @res_buf: buffer to store the resulting hash,
> > > *
> > > - * 0 is returned when the operation is successful. If a negative
> > > number is
> > > - * returned it remarks a POSIX error code. If a positive number is
> > > returned
> > > - * it remarks a TPM error.
> > > + *
> > > + * Return:
> > > + * 0 when the operation is successful
> > > + * A negative number for system errors (errno)
> > > + * A positive number for a TPM error.
> > > */
> > > int tpm2_pcr_read(struct tpm_chip *chip, int pcr_idx, u8 *res_buf) {
> > > @@ -304,13 +306,15 @@ static const struct tpm_input_header
> > > tpm2_pcrextend_header = {
> > >
> > > /**
> > > * tpm2_pcr_extend() - extend a PCR value
> > > + *
> > > * @chip: TPM chip to use.
> > > * @pcr_idx: index of the PCR.
> > > * @hash: hash value to use for the extend operation.
> > > *
> > > - * 0 is returned when the operation is successful. If a negative
> > > number is
> > > - * returned it remarks a POSIX error code. If a positive number is
> > > returned
> > > - * it remarks a TPM error.
> > > + * Return:
> > > + * 0 when the operation is successful
> > > + * A negative number for system errors (errno)
> > > + * A positive number for a TPM error.
> >
> > Put this to tpm_transmit_cmd only and refer to that from other functions
> > with
> > "same as with tpm_transmit_cmd()" with parenthesis because that marks in rst
> > a link to that function.
>
> And then tpm_transmit_cmd() will point to tpm_transmit() ?
For tpm_transmit() those error codes don't apply. It never returns TPM
error codes.
> I'm not sure I'm happy about those links, rst is okay but after all mostly
> we're just looking directly to the sources with a simple editor.
> Anyhow this patch is to resolve the kdoc syntax bug, the overhaul of the
> documentation can be built on top of it.
Do you know how could I easily get the rendered output for this? If I do
make htmldocs. At least when I tried it, it generates only those kdoc
comments that are imported to the rst files (like I do with
tpm_vtmp_proxy).
> Thanks
> Tomas
/Jarkko
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