netdev - Re: [PATCH v3 08/15] arm64: socfpga: merge Agilex and N5X into ARCH_INTEL

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Date:   Tue, 6 Apr 2021 18:15:13 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To:     Guenter Roeck <linux@...ck-us.net>
Cc:     Russell King <linux@...linux.org.uk>,
        Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
        soc@...nel.org, Rob Herring <robh+dt@...nel.org>,
        Dinh Nguyen <dinguyen@...nel.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, Vinod Koul <vkoul@...nel.org>,
        Borislav Petkov <bp@...en8.de>,
        Tony Luck <tony.luck@...el.com>,
        James Morse <james.morse@....com>,
        Robert Richter <rric@...nel.org>,
        Moritz Fischer <mdf@...nel.org>, Tom Rix <trix@...hat.com>,
        Lee Jones <lee.jones@...aro.org>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Jose Abreu <joabreu@...opsys.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-clk@...r.kernel.org,
        dmaengine@...r.kernel.org, linux-edac@...r.kernel.org,
        linux-fpga@...r.kernel.org, linux-i2c@...r.kernel.org,
        netdev@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com
Subject: Re: [PATCH v3 08/15] arm64: socfpga: merge Agilex and N5X into ARCH_INTEL_SOCFPGA

On Tue, 6 Apr 2021 at 18:10, Guenter Roeck <linux@...ck-us.net> wrote:
>
> On Thu, Mar 11, 2021 at 04:25:38PM +0100, Krzysztof Kozlowski wrote:
> > Agilex, N5X and Stratix 10 share all quite similar arm64 hard cores and
> > SoC-part.  Up to a point that N5X uses the same DTSI as Agilex.  From
> > the Linux kernel point of view these are flavors of the same
> > architecture so there is no need for three top-level arm64
> > architectures.  Simplify this by merging all three architectures into
> > ARCH_INTEL_SOCFPGA and dropping the other ARCH* arm64 Kconfig entries.
> >
> > The side effect is that the INTEL_STRATIX10_SERVICE will now be
> > available for both 32-bit and 64-bit Intel SoCFPGA, even though it is
> > used only for 64-bit.
>
> Did you try to compile, say, arm:allmodconfig with this patch applied ?
> Because for me that results in:
>
> In file included from <command-line>:
> drivers/firmware/stratix10-rsu.c: In function 'rsu_status_callback':
> include/linux/compiler_types.h:320:38: error:
>         call to '__compiletime_assert_177' declared with attribute error:
>         FIELD_GET: type of reg too small for mask
>
> and lots of similar errors.

Thanks for the report. I fixed that already with:
https://lore.kernel.org/lkml/20210321184650.10926-1-krzysztof.kozlowski@canonical.com/
(and https://lore.kernel.org/lkml/20210404124609.122377-1-dinguyen@kernel.org/ )
but for some reason it did not go to the same tree.

Best regards,
Krzysztof