From: Alan Cooper <alcooperx@gmail.com>
To: Holger Schurig <holgerschurig@gmail.com>
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
linux-mmc <linux-mmc@vger.kernel.org>,
linux-kernel@vger.kernel.org, avi.shchislowski@sandisk.com,
alex.lemberg@sandisk.com
Subject: Re: [RFC 0/6] mmc: Field Firmware Update
Date: Fri, 20 Nov 2015 09:20:01 -0500 [thread overview]
Message-ID: <CAOGqxeXyoNFS9JdSj2XtSVUVgzj32hMDepX4_FRy_fEXvyaYEA@mail.gmail.com> (raw)
In-Reply-To: <1447426572-11756-1-git-send-email-holgerschurig@gmail.com>
On Fri, Nov 13, 2015 at 9:56 AM, Holger Schurig <holgerschurig@gmail.com> wrote:
> There have been some attempts to add FFU (field firmware update). The last
> AFAIK in Nov 2014, http://www.spinics.net/lists/linux-mmc/msg29324.html
>
> But it seems that the committers weren't persistent enought.
>
> I took the liberty to take Avi's patch and make it hopefully
> maintainer-review friendly.
>
> The first 5 patches just move functions out of mmc_test.c into core.c. Those
> functions will later be used by both mmc_test.c and mmc_ffu.c. Contrary to
> Avi's patch I didn't add static helper functions to mmc_test.c, e.g.
> there's no mmc_test_prepare_mrq() that calls mmc_prepare_mrq(). It's
> simpler to call mmc_prepare_mrq() directly. It's just one more dereference
> from *mmc_card to *mmc_test_card anyway.
>
> The patch [6/6] is http://www.spinics.net/lists/linux-mmc/msg29326.html, but
> with less checkpatch warnings. And it doesn't use mmc_send_ext_csd()
> anymore, which has been deleted since November.
>
> I'm sending this patch as RFC now. It compiles (for me). But I get the
> firmware update file from Kingston only next Tuesday. That means that so
> far I haven't been testing it. It won't do anything without the proper
> user-space command in mmc-utils anyway :-)
>
> Comments welcome (I intent to get this patch into the kernel)
>
> The patch is against Linux GIT (v4.3-11748-g46d862b).
>
> Holger
>
> drivers/mmc/card/Kconfig | 11 +
> drivers/mmc/card/Makefile | 1 +
> drivers/mmc/card/block.c | 5 +
> drivers/mmc/card/mmc_ffu.c | 489 ++++++++++++++++++++++++++++++++++++++++++++
> drivers/mmc/card/mmc_test.c | 235 +++++----------------
> drivers/mmc/core/core.c | 134 ++++++++++++
> drivers/mmc/core/mmc_ops.c | 4 +-
> include/linux/mmc/card.h | 1 +
> include/linux/mmc/core.h | 41 ++++
> include/linux/mmc/mmc.h | 6 +
> 10 files changed, 739 insertions(+), 188 deletions(-)
> create mode 100644 drivers/mmc/card/mmc_ffu.c
The newly added ioctl MMC_IOC_MULTI_CMD allows user space to send
multiple commands
atomically, so mmu-utils may be a better place for this functionality.
Al
next prev parent reply other threads:[~2015-11-20 14:20 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-13 14:56 [RFC 0/6] mmc: Field Firmware Update Holger Schurig
2015-11-13 14:56 ` [PATCH 1/6] mmc: move mmc_prepare_mrq() to core.c Holger Schurig
2015-11-13 14:56 ` [PATCH 2/6] mmc: move mmc_wait_busy() to core Holger Schurig
2015-11-13 14:56 ` [PATCH 3/6] mmc: move mmc_check_result() to core.c Holger Schurig
2015-11-13 14:56 ` [PATCH 4/6] mmc: move mmc_simple_transfer() " Holger Schurig
2015-11-13 14:56 ` [PATCH 5/6] mmc: move mmc_send_cxd_data() " Holger Schurig
2015-11-13 14:56 ` [PATCH 6/6] mmc: eMMC Field Firmware Update support Holger Schurig
2015-11-20 14:20 ` Alan Cooper [this message]
2015-11-23 11:40 ` [RFC 0/6] mmc: Field Firmware Update Avi Shchislowski
[not found] ` <CAOpc7mHbM8EYYNRKR+pKnzc0wf1DR1ojX-iFuDWDYyquC3EVZg@mail.gmail.com>
2015-12-15 15:35 ` Ulf Hansson
2015-12-22 8:15 ` Holger Schurig
2015-12-22 8:55 ` Ulf Hansson
2015-12-22 8:57 ` Ulf Hansson
2015-12-22 18:44 ` Olof Johansson
[not found] ` <CAG=SpYGf7czPwLrJVrq49n_Lhph33fmyKq-Nkm6=c0fB1Gn9_w@mail.gmail.com>
2016-01-14 12:50 ` Ulf Hansson
2015-12-28 14:12 ` Alex Lemberg
2016-01-14 13:16 ` Ulf Hansson
2016-04-02 0:23 ` Gwendal Grignou
2016-04-04 11:50 ` Ulf Hansson
2016-04-13 22:33 ` Gwendal Grignou
2016-04-14 8:35 ` Ulf Hansson
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