linux-kernel - Re: [PATCH v4 15/22] nvmem: add support for cell lookups from machine code

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Message-ID: <822f2631-43e3-b4e8-91f6-8c8e94be3dde@linaro.org>
Date:   Thu, 20 Sep 2018 18:12:12 -0700
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Bartosz Golaszewski <brgl@...ev.pl>,
        "David S . Miller" <davem@...emloft.net>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Arnd Bergmann <arnd@...db.de>,
        Jonathan Corbet <corbet@....net>, Sekhar Nori <nsekhar@...com>,
        Kevin Hilman <khilman@...nel.org>,
        David Lechner <david@...hnology.com>,
        Boris Brezillon <boris.brezillon@...tlin.com>,
        Andrew Lunn <andrew@...n.ch>, Alban Bedel <albeu@...e.fr>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Chen-Yu Tsai <wens@...e.org>
Cc:     linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: Re: [PATCH v4 15/22] nvmem: add support for cell lookups from machine
 code



On 14/09/18 07:40, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszewski@...libre.com>
> 
> Add a way for machine code users to associate devices with nvmem cells.
> 
> This restores the support for non-DT systems but following a different
> approach. Cells must now be associated with devices using provided
> routines and data structures before they can be retrieved using
> nvmem_cell_get().
> 
> It's still possible to define cells statically in nvmem_config but
> cells created this way still need to be associated with consumers using
> lookup entries.
> 
> Note that nvmem_find() must be moves higher in the source file as we
> want to call it from __nvmem_device_get() for devices that don't have
> a device node.
> 
> The signature of __nvmem_device_get() is also changed as it's no longer
> used to retrieve cells.
> 
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
> ---
>   drivers/nvmem/core.c           | 129 ++++++++++++++++++++++++++-------
>   include/linux/nvmem-consumer.h |  28 +++++++
>   2 files changed, 131 insertions(+), 26 deletions(-)

This patch and other follow on patches for core.c does not apply on top 
of 
https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git/log/?h=char-misc-next

Please rebase and send!

thanks,
srini