linux-kernel - Re: [PATCH v3 0/7] spi: dw: Cleanup macros/funcs naming and add IP-core version support

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Message-ID: <20211116113535.fe26cna3mkl6er5m@mobilestation>
Date:   Tue, 16 Nov 2021 14:35:35 +0300
From:   Serge Semin <fancer.lancer@...il.com>
To:     Mark Brown <broonie@...nel.org>
Cc:     Nandhini Srikandan <nandhini.srikandan@...el.com>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Andy Shevchenko <andy@...nel.org>, linux-spi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 0/7] spi: dw: Cleanup macros/funcs naming and add
 IP-core version support

Hello Mark,

I think Andy is done with reviewing this patchset. If you are ok with
what is introduced here please consider merging the series in.

-Sergey

On Mon, Nov 15, 2021 at 09:19:10PM +0300, Serge Semin wrote:
> I was going to submit a cleanup patchset for the DW SSI driver for a
> long time, but due to lack of free time couldn't make it so far.
> Nandhini's series [1] made me to proceed with this task so mate would
> finally have his patchset accepted and merged into the mainline kernel.
> 
> There are four cleanup patches here and three feature patches. In the
> framework of the former patches we convert the DW SPI driver to using
> module namespaces and provide a better code organization. In particular
> the second part concerns the methods and macros naming unification (using
> a unified prefixes of the code object names) and the CSR fields macro
> implementation using the bitfield helpers available in the kernel. The
> later patches introduce the DW SSI IP-core versions interface so it
> could be used for a version-specific features implementation. Nandhini
> will be mostly interested in the later patches in the framework of his
> series [1].
> 
> Nandhini, could you please test the patchset out on your DWC SSI hardware?
> After it's merged into the spi/for-next branch of the Mark' repository you
> will be able to rebase your series on top of it and use the last IP-core
> version interface for your benefit.
> 
> Andy, I have added your tag to all the patches except the last one since
> it's new (though suggested by you).
> 
> [1] https://lore.kernel.org/linux-spi/20211111065201.10249-4-nandhini.srikandan@intel.com
> 
> Link: https://lore.kernel.org/linux-spi/20211112204927.8830-1-Sergey.Semin@baikalelectronics.ru
> Changelog v2:
> - Replace "assi" suffixes with "pssi" in the spi-dw-mmio.c methods.
>   (Thanks Andy for noticing this pity mistake)
> - Add new patches:
>   [PATCH v2 6/6] spi: dw: Replace DWC_HSSI capability with IP-core version checker
>   [PATCH v2 1/6] spi: dw: Add symbol namespaces for the core and DMA modules
> - Replace the ASCII-to-integer conversion with a unified IP-core versioning
>   interface (Suggested by Andy).
> 
> Link: https://lore.kernel.org/linux-spi/20211114223026.13359-1-Sergey.Semin@baikalelectronics.ru
> Changelog v3:
> - Discard the symbols importing from the spi-dw-dma object since it's
>   linked into the spi-dw-core module anyway thus having the same symbols
>   namespace.
> - Move the DW_SPI_CAP_DFS32 capability flag position fix to a separate
>   patch.
> 
> Signed-off-by: Serge Semin <Sergey.Semin@...kalelectronics.ru>
> Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Cc: Andy Shevchenko <andy@...nel.org>
> Cc: linux-spi@...r.kernel.org
> Cc: linux-kernel@...r.kernel.org
> 
> Serge Semin (7):
>   spi: dw: Add a symbols namespace for the core module
>   spi: dw: Discard redundant DW SSI Frame Formats enumeration
>   spi: dw: Put the driver entities naming in order
>   spi: dw: Convert to using the Bitfield access macros
>   spi: dw: Introduce Synopsys IP-core versions interface
>   spi: dw: Replace DWC_HSSI capability with IP-core version checker
>   spi: dw: Define the capabilities in a continuous bit-flags set
> 
>  drivers/spi/spi-dw-bt1.c  |   9 +-
>  drivers/spi/spi-dw-core.c | 175 ++++++++++++++++++++----------------
>  drivers/spi/spi-dw-dma.c  |  55 ++++++------
>  drivers/spi/spi-dw-mmio.c |  22 ++---
>  drivers/spi/spi-dw-pci.c  |  60 ++++++-------
>  drivers/spi/spi-dw.h      | 182 ++++++++++++++++++++------------------
>  6 files changed, 271 insertions(+), 232 deletions(-)
> 
> -- 
> 2.33.0
>