From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: Tomas Winkler <tomas.winkler@intel.com>
Cc: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>,
Jason Gunthorpe <jgg@ziepe.ca>,
Nayna Jain <nayna@linux.vnet.ibm.com>,
Alexander Usyskin <alexander.usyskin@intel.com>,
Tadeusz Struk <tadeusz.struk@intel.com>,
linux-integrity@vger.kernel.org,
linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v7 13/21] tpm: add tpm_auto_startup() into tpm-interface.c
Date: Sat, 20 Oct 2018 04:09:13 +0300 (EEST) [thread overview]
Message-ID: <alpine.DEB.2.21.1810200408350.9963@jsakkine-mobl1> (raw)
In-Reply-To: <20181019182307.17745-14-tomas.winkler@intel.com>
On Fri, 19 Oct 2018, Tomas Winkler wrote:
> Add wrapper tpm_auto_startup() to tpm-interface.c
> instead of open coded decision between TPM 1.x and TPM 2.x
> in tpm-chip.c
>
> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
> Tested-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
> ---
> V3: New in the series.
> V4: Fix the commit message.
> V5-7: Resend.
>
> drivers/char/tpm/tpm-chip.c | 11 +++--------
> drivers/char/tpm/tpm-interface.c | 15 +++++++++++++++
> drivers/char/tpm/tpm.h | 1 +
> 3 files changed, 19 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c
> index 46caadca916a..32db84683c40 100644
> --- a/drivers/char/tpm/tpm-chip.c
> +++ b/drivers/char/tpm/tpm-chip.c
> @@ -451,14 +451,9 @@ int tpm_chip_register(struct tpm_chip *chip)
> {
> int rc;
>
> - if (chip->ops->flags & TPM_OPS_AUTO_STARTUP) {
> - if (chip->flags & TPM_CHIP_FLAG_TPM2)
> - rc = tpm2_auto_startup(chip);
> - else
> - rc = tpm1_auto_startup(chip);
> - if (rc)
> - return rc;
> - }
> + rc = tpm_auto_startup(chip);
> + if (rc)
> + return rc;
>
> tpm_sysfs_add_device(chip);
>
> diff --git a/drivers/char/tpm/tpm-interface.c b/drivers/char/tpm/tpm-interface.c
> index 54b81700561b..69e007a198ce 100644
> --- a/drivers/char/tpm/tpm-interface.c
> +++ b/drivers/char/tpm/tpm-interface.c
> @@ -545,6 +545,21 @@ int tpm_send(struct tpm_chip *chip, void *cmd, size_t buflen)
> }
> EXPORT_SYMBOL_GPL(tpm_send);
>
> +int tpm_auto_startup(struct tpm_chip *chip)
> +{
> + int rc;
> +
> + if (!(chip->ops->flags & TPM_OPS_AUTO_STARTUP))
> + return 0;
> +
> + if (chip->flags & TPM_CHIP_FLAG_TPM2)
> + rc = tpm2_auto_startup(chip);
> + else
> + rc = tpm1_auto_startup(chip);
> +
> + return rc;
> +}
> +
> /*
> * We are about to suspend. Save the TPM state
> * so that it can be restored.
> diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h
> index 2eb73f6966c3..daca1d0190b1 100644
> --- a/drivers/char/tpm/tpm.h
> +++ b/drivers/char/tpm/tpm.h
> @@ -541,6 +541,7 @@ ssize_t tpm_transmit_cmd(struct tpm_chip *chip, struct tpm_space *space,
> size_t min_rsp_body_length, unsigned int flags,
> const char *desc);
> int tpm_get_timeouts(struct tpm_chip *);
> +int tpm_auto_startup(struct tpm_chip *chip);
>
> int tpm1_pm_suspend(struct tpm_chip *chip, int tpm_suspend_pcr);
> int tpm1_auto_startup(struct tpm_chip *chip);
> --
> 2.14.4
>
>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
/Jarkko
next prev parent reply other threads:[~2018-10-20 1:09 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-19 18:22 [PATCH v7 00/21] tpm: separate tpm 1.x and tpm 2.x commands Tomas Winkler
2018-10-19 18:22 ` [PATCH v7 01/21] tpm: tpm_i2c_nuvoton: use correct command duration for TPM 2.x Tomas Winkler
2018-10-20 0:51 ` Jarkko Sakkinen
2018-10-19 18:22 ` [PATCH v7 02/21] tpm2: add new tpm2 commands according to TCG 1.36 Tomas Winkler
2018-10-20 0:53 ` Jarkko Sakkinen
2018-10-19 18:22 ` [PATCH v7 03/21] tpm: sort objects in the Makefile Tomas Winkler
2018-10-19 18:22 ` [PATCH v7 04/21] tpm: factor out tpm 1.x duration calculation to tpm1-cmd.c Tomas Winkler
2018-10-20 0:56 ` Jarkko Sakkinen
2018-10-19 18:22 ` [PATCH v7 05/21] tpm: add tpm_calc_ordinal_duration() wrapper Tomas Winkler
2018-10-19 18:22 ` [PATCH v7 06/21] tpm: factor out tpm_get_timeouts() Tomas Winkler
2018-10-19 18:22 ` [PATCH v7 07/21] tpm: move tpm1_pcr_extend to tpm1-cmd.c Tomas Winkler
2018-10-19 18:22 ` [PATCH v7 08/21] tpm: move tpm_getcap " Tomas Winkler
2018-10-19 18:22 ` [PATCH v7 09/21] tpm: factor out tpm1_get_random into tpm1-cmd.c Tomas Winkler
2018-10-20 0:58 ` Jarkko Sakkinen
2018-10-23 18:42 ` Jarkko Sakkinen
2018-10-19 18:22 ` [PATCH v7 10/21] tpm: move tpm 1.x selftest code from tpm-interface.c tpm1-cmd.c Tomas Winkler
2018-10-19 18:22 ` [PATCH v7 11/21] tpm: factor out tpm 1.x pm suspend flow into tpm1-cmd.c Tomas Winkler
2018-10-20 1:05 ` Jarkko Sakkinen
2018-10-23 18:43 ` Jarkko Sakkinen
2018-10-19 18:22 ` [PATCH v7 12/21] tpm: factor out tpm_startup function Tomas Winkler
2018-10-20 1:06 ` Jarkko Sakkinen
2018-10-19 18:22 ` [PATCH v7 13/21] tpm: add tpm_auto_startup() into tpm-interface.c Tomas Winkler
2018-10-20 1:09 ` Jarkko Sakkinen [this message]
2018-10-19 18:23 ` [PATCH v7 14/21] tpm: tpm-interface.c drop unused macros Tomas Winkler
2018-10-19 18:23 ` [PATCH v7 15/21] tpm: tpm-space.c remove unneeded semicolon Tomas Winkler
2018-10-19 18:23 ` [PATCH v7 16/21] tpm: tpm1: rewrite tpm1_get_random() using tpm_buf structure Tomas Winkler
2018-10-19 18:23 ` [PATCH v7 17/21] tpm1: implement tpm1_pcr_read_dev() " Tomas Winkler
2018-10-19 18:23 ` [PATCH v7 18/21] tpm1: rename tpm1_pcr_read_dev to tpm1_pcr_read() Tomas Winkler
2018-10-23 18:44 ` Jarkko Sakkinen
2018-10-19 18:23 ` [PATCH v7 19/21] tpm1: reimplement SAVESTATE using tpm_buf Tomas Winkler
2018-10-19 18:23 ` [PATCH v7 20/21] tpm1: reimplement tpm1_continue_selftest() " Tomas Winkler
2018-10-19 18:23 ` [PATCH v7 21/21] tpm: use u32 instead of int for PCR index Tomas Winkler
2018-10-23 18:44 ` Jarkko Sakkinen
2018-10-23 18:55 ` Jarkko Sakkinen
2018-10-23 18:56 ` Winkler, Tomas
2018-10-20 1:19 ` [PATCH v7 00/21] tpm: separate tpm 1.x and tpm 2.x commands Jarkko Sakkinen
2018-10-22 17:12 ` Winkler, Tomas
2018-10-23 13:14 ` Jarkko Sakkinen
2018-10-23 13:35 ` Winkler, Tomas
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=alpine.DEB.2.21.1810200408350.9963@jsakkine-mobl1 \
--to=jarkko.sakkinen@linux.intel.com \
--cc=alexander.usyskin@intel.com \
--cc=jgg@ziepe.ca \
--cc=linux-integrity@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-security-module@vger.kernel.org \
--cc=nayna@linux.vnet.ibm.com \
--cc=tadeusz.struk@intel.com \
--cc=tomas.winkler@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).