From: Herbert Xu <herbert@gondor.apana.org.au>
To: Mario Limonciello <mario.limonciello@amd.com>
Cc: "Jan Dąbroś" <jsd@semihalf.com>,
"Grzegorz Bernacki" <gjb@semihalf.com>,
Rijo-john.Thomas@amd.com, Thomas.Lendacky@amd.com,
"Andy Shevchenko" <andriy.shevchenko@linux.intel.com>,
"Mika Westerberg" <mika.westerberg@linux.intel.com>,
kvm@vger.kernel.org, linux-crypto@vger.kernel.org,
linux-i2c@vger.kernel.org, Felix.Held@amd.com,
"H. Peter Anvin" <hpa@zytor.com>,
"Sumit Garg" <sumit.garg@linaro.org>,
linux-kernel@vger.kernel.org, op-tee@lists.trustedfirmware.org
Subject: Re: [PATCH v4 0/8] Export platform features from ccp driver
Date: Fri, 17 Mar 2023 11:26:02 +0800 [thread overview]
Message-ID: <ZBPdypC1EBbQ1lDR@gondor.apana.org.au> (raw)
In-Reply-To: <20230310211954.2490-1-mario.limonciello@amd.com>
On Fri, Mar 10, 2023 at 03:19:43PM -0600, Mario Limonciello wrote:
> The i2c-designware-amdpsp driver communicates with a platform
> features mailbox provided by the PSP. The address used for
> communication is discovered via a non-architecturally
> guaranteed mechanism.
>
> To better scale, export a feature for communication with platform
> features directly from the ccp driver.
>
> v3->v4
> Drop the ACPI ID as result of confirmation with internal team.
> Future platforms should use doorbell, so will treat Cezanne as quirk
> and assume doorbell going forward.
>
> Mario Limonciello (8):
> crypto: ccp: Drop TEE support for IRQ handler
> crypto: ccp: Add a header for multiple drivers to use `__psp_pa`
> crypto: ccp: Move some PSP mailbox bit definitions into common header
> crypto: ccp: Add support for an interface for platform features
> crypto: ccp: Enable platform access interface on client PSP parts
> i2c: designware: Use PCI PSP driver for communication
> crypto: ccp: Add support for ringing a platform doorbell
> i2c: designware: Add doorbell support for Skyrim
>
> arch/x86/kvm/svm/sev.c | 1 +
> drivers/crypto/ccp/Makefile | 3 +-
> drivers/crypto/ccp/platform-access.c | 232 ++++++++++++++++++++
> drivers/crypto/ccp/platform-access.h | 35 +++
> drivers/crypto/ccp/psp-dev.c | 32 +--
> drivers/crypto/ccp/psp-dev.h | 11 +-
> drivers/crypto/ccp/sev-dev.c | 16 +-
> drivers/crypto/ccp/sev-dev.h | 2 +-
> drivers/crypto/ccp/sp-dev.h | 10 +
> drivers/crypto/ccp/sp-pci.c | 9 +
> drivers/crypto/ccp/tee-dev.c | 17 +-
> drivers/i2c/busses/Kconfig | 2 +-
> drivers/i2c/busses/i2c-designware-amdpsp.c | 188 ++++------------
> drivers/i2c/busses/i2c-designware-core.h | 1 -
> drivers/i2c/busses/i2c-designware-platdrv.c | 1 -
> drivers/tee/amdtee/call.c | 2 +-
> drivers/tee/amdtee/shm_pool.c | 2 +-
> include/linux/psp-platform-access.h | 65 ++++++
> include/linux/psp-sev.h | 8 -
> include/linux/psp.h | 29 +++
> 20 files changed, 461 insertions(+), 205 deletions(-)
> create mode 100644 drivers/crypto/ccp/platform-access.c
> create mode 100644 drivers/crypto/ccp/platform-access.h
> create mode 100644 include/linux/psp-platform-access.h
> create mode 100644 include/linux/psp.h
>
> --
> 2.34.1
Patches 1-5 and 7 applied. Thanks.
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
prev parent reply other threads:[~2023-03-17 3:26 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-10 21:19 Mario Limonciello
2023-03-10 21:19 ` [PATCH v4 1/8] crypto: ccp: Drop TEE support for IRQ handler Mario Limonciello
2023-03-10 21:19 ` [PATCH v4 2/8] crypto: ccp: Add a header for multiple drivers to use `__psp_pa` Mario Limonciello
2023-03-10 21:19 ` [PATCH v4 3/8] crypto: ccp: Move some PSP mailbox bit definitions into common header Mario Limonciello
2023-03-13 10:30 ` Jarkko Nikula
2023-03-10 21:19 ` [PATCH v4 4/8] crypto: ccp: Add support for an interface for platform features Mario Limonciello
2023-03-10 21:19 ` [PATCH v4 5/8] crypto: ccp: Enable platform access interface on client PSP parts Mario Limonciello
2023-03-10 21:19 ` [PATCH v4 6/8] i2c: designware: Use PCI PSP driver for communication Mario Limonciello
2023-03-13 10:30 ` Jarkko Nikula
2023-03-15 10:28 ` Grzegorz Bernacki
2023-03-10 21:19 ` [PATCH v4 7/8] crypto: ccp: Add support for ringing a platform doorbell Mario Limonciello
2023-03-15 11:07 ` Grzegorz Bernacki
2023-03-21 21:16 ` Limonciello, Mario
2023-03-10 21:19 ` [PATCH v4 8/8] i2c: designware: Add doorbell support for Skyrim Mario Limonciello
2023-03-13 10:29 ` Jarkko Nikula
2023-03-13 11:34 ` Andy Shevchenko
2023-03-20 19:04 ` Mark Hasemeyer
2023-03-20 19:31 ` Mark Hasemeyer
2023-03-17 3:26 ` Herbert Xu [this message]
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