From: Jorge Ramirez via U-Boot <u-boot@lists.u-boot-project.org>
To: Neil Armstrong <neil.armstrong@linaro.org>
Cc: Jorge Ramirez-Ortiz <jorge.ramirez@oss.qualcomm.com>,
trini@konsulko.com, jens.wiklander@linaro.org,
ilias.apalodimas@linaro.org, bhupesh.linux@gmail.com,
n-francis@ti.com, marek.vasut+renesas@mailbox.org,
igor.belwon@mentallysanemainliners.org, shawn.lin@rock-chips.com,
yoshihiro.shimoda.uh@renesas.com, alchark@gmail.com,
tuyen.dang.xa@renesas.com, macpaul.lin@mediatek.com,
padmarao.begari@amd.com, jstephan@baylibre.com, bb@ti.com,
j-mcarthur@ti.com, venkyada@qti.qualcomm.com,
hayashi.kunihiko@socionext.com, u-boot@lists.denx.de,
sumit.garg@kernel.org
Subject: Re: [PATCH v1 5/7] ufs: rpmb: bounce unaligned frames through a DMA-aligned buffer
Date: Wed, 22 Jul 2026 08:11:06 +0200 [thread overview]
Message-ID: <amBe-t_aaj9ex_a7@trex> (raw)
In-Reply-To: <ca997b48-7473-4057-a358-b3e4d3dfda71@linaro.org>
On 21/07/26 09:53:49, neil.armstrong@linaro.org wrote:
> On 7/20/26 10:51, Jorge Ramirez-Ortiz wrote:
> > The UFS controller requires DMA buffers aligned to ARCH_DMA_MINALIGN,
> > but the RPMB supplicant may hand the transport an unaligned frame (for
> > example the status-result frame built on the stack). DMAing from an
> > unaligned address corrupts the frame and OP-TEE reports the RPMB device
> > as failed.
>
> Same as previous, I don't see why it's not part of patch 2, and the change is fine.
>
done on v2. thanks Neil
next prev parent reply other threads:[~2026-07-22 6:11 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-20 8:51 [PATCH v1 0/7] ufs: rpmb: route OP-TEE RPMB secure storage over UFS Jorge Ramirez-Ortiz
2026-07-20 8:51 ` [PATCH v1 1/7] ufs: decode string descriptors as UTF-16 big-endian Jorge Ramirez-Ortiz
2026-07-21 7:32 ` Neil Armstrong (Linaro) via U-Boot
2026-07-21 14:56 ` Jorge Ramirez via U-Boot
2026-07-20 8:51 ` [PATCH v1 2/7] ufs: add RPMB transport over SCSI SECURITY PROTOCOL Jorge Ramirez-Ortiz
2026-07-21 7:46 ` Neil Armstrong (Linaro) via U-Boot
2026-07-22 6:10 ` Jorge Ramirez via U-Boot
2026-07-20 8:51 ` [PATCH v1 3/7] ufs: rpmb: derive the per-region RPMB CID and size for OP-TEE Jorge Ramirez-Ortiz
2026-07-21 7:51 ` Neil Armstrong (Linaro) via U-Boot
2026-07-20 8:51 ` [PATCH v1 4/7] ufs: rpmb: retry SECURITY PROTOCOL on power-on UNIT ATTENTION Jorge Ramirez-Ortiz
2026-07-21 7:52 ` Neil Armstrong (Linaro) via U-Boot
2026-07-22 6:10 ` Jorge Ramirez via U-Boot
2026-07-20 8:51 ` [PATCH v1 5/7] ufs: rpmb: bounce unaligned frames through a DMA-aligned buffer Jorge Ramirez-Ortiz
2026-07-21 7:53 ` Neil Armstrong (Linaro) via U-Boot
2026-07-22 6:11 ` Jorge Ramirez via U-Boot [this message]
2026-07-20 8:51 ` [PATCH v1 6/7] optee: rename rpmb.c to rpmb_legacy.c Jorge Ramirez-Ortiz
2026-07-20 8:51 ` [PATCH v1 7/7] optee: implement the RPMB subsystem interface for UFS Jorge Ramirez-Ortiz
2026-07-21 7:34 ` Neil Armstrong (Linaro) via U-Boot
2026-07-21 14:55 ` Jorge Ramirez via U-Boot
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