From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: Alexander Steffen <Alexander.Steffen@infineon.com>
Cc: nayna@linux.vnet.ibm.com, kgold@linux.vnet.ibm.com,
linux-integrity@vger.kernel.org
Subject: Re: [RFC][PATCH 5/9] tpm_tis_core: use XDATA_FIFO for transfers if available
Date: Thu, 18 Jan 2018 20:20:18 +0200 [thread overview]
Message-ID: <20180118182018.u6sw2rh4dbcsbawn@linux.intel.com> (raw)
In-Reply-To: <20171208184658.9588-6-Alexander.Steffen@infineon.com>
On Fri, Dec 08, 2017 at 07:46:54PM +0100, Alexander Steffen wrote:
> The TPM indicates in DataTransferSizeSupport in TPM_INTF_CAPABILITY what
> the maximum supported transfer size is. Transfers larger than four bytes
> are only supported for the XDATA_FIFO, not the legacy DATA_FIFO. Therefore,
> always use the XDATA_FIFO when the TPM indicates support for non-legacy
> transfer sizes for maximum throughput.
>
> Signed-off-by: Alexander Steffen <Alexander.Steffen@infineon.com>
> ---
The commit message should say something about the introduced new macro.
/Jarkko
next prev parent reply other threads:[~2018-01-18 18:20 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-08 18:46 [RFC][PATCH 0/9] tpm: fix driver so that burstcount can be safely ignored Alexander Steffen
2017-12-08 18:46 ` [RFC][PATCH 1/9] tpm_tis_core: clean up whitespace Alexander Steffen
2018-01-18 17:11 ` Jarkko Sakkinen
2017-12-08 18:46 ` [RFC][PATCH 2/9] tpm_tis_core: access single TIS registers before doing complex transfers Alexander Steffen
2018-01-18 17:16 ` Jarkko Sakkinen
2017-12-08 18:46 ` [RFC][PATCH 3/9] tpm_tis_core: correctly wait for flags to become zero Alexander Steffen
2018-01-18 17:49 ` Jarkko Sakkinen
2018-01-18 17:58 ` Jarkko Sakkinen
2018-01-18 17:59 ` Jarkko Sakkinen
2017-12-08 18:46 ` [RFC][PATCH 4/9] tpm_tis_core: send all data in single operation Alexander Steffen
2017-12-19 9:01 ` Nayna Jain
2018-01-18 18:04 ` Jarkko Sakkinen
2017-12-08 18:46 ` [RFC][PATCH 5/9] tpm_tis_core: use XDATA_FIFO for transfers if available Alexander Steffen
2018-01-18 18:20 ` Jarkko Sakkinen [this message]
2017-12-08 18:46 ` [RFC][PATCH 6/9] tpm_tis_spi: fix sending wrong data during wait state handling Alexander Steffen
2018-01-18 18:26 ` Jarkko Sakkinen
2017-12-08 18:46 ` [RFC][PATCH 7/9] tpm_tis_spi: release CS line when wait state handling fails Alexander Steffen
2018-01-18 18:30 ` Jarkko Sakkinen
2017-12-08 18:46 ` [RFC][PATCH 8/9] tpm_tis_spi: add delay between wait state retries Alexander Steffen
2018-01-11 19:46 ` Mimi Zohar
2018-01-12 8:28 ` Alexander Steffen
2018-01-12 14:53 ` Mimi Zohar
2018-01-15 22:30 ` Mimi Zohar
2018-01-17 17:15 ` Mimi Zohar
2018-01-17 18:58 ` Alexander Steffen
2018-01-18 18:32 ` Jarkko Sakkinen
2017-12-08 18:46 ` [RFC][PATCH 9/9] tpm: ignore burstcount to improve tpm_tis send() performance Alexander Steffen
2017-12-15 12:04 ` [RFC][PATCH 0/9] tpm: fix driver so that burstcount can be safely ignored Jarkko Sakkinen
2017-12-24 20:41 ` Jarkko Sakkinen
2018-01-04 13:11 ` Alexander.Steffen
2018-01-05 6:46 ` Nayna Jain
2018-01-05 7:38 ` Alexander Steffen
2018-01-08 10:50 ` Jarkko Sakkinen
2018-01-08 10:49 ` Jarkko Sakkinen
2017-12-19 8:53 ` Nayna Jain
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