linux-kernel - Re: [PATCH v3 0/4] Allow coreboot modules to autoload and enable cbmem in the arm64 defconfig

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Date: Fri, 19 Jan 2024 10:39:22 +0800
From: Tzung-Bi Shih <tzungbi@...nel.org>
To: Nícolas F. R. A. Prado <nfraprado@...labora.com>
Cc: Arnd Bergmann <arnd@...db.de>, Brian Norris <briannorris@...omium.org>,
	Julius Werner <jwerner@...omium.org>,
	Masahiro Yamada <masahiroy@...nel.org>,
	Nathan Chancellor <nathan@...nel.org>,
	Nicolas Schier <nicolas@...sle.eu>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will@...nel.org>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	kernel@...labora.com, chrome-platform@...ts.linux.dev,
	linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v3 0/4] Allow coreboot modules to autoload and enable
 cbmem in the arm64 defconfig

On Wed, Jan 17, 2024 at 04:03:21PM -0300, Nícolas F. R. A. Prado wrote:
> This series adds the missing pieces to the coreboot bus and the module
> alias generation to allow coreboot modules to be automatically loaded
> when matching devices are detected.
> 
> The configs for cbmem coreboot entries are then enabled in the arm64
> defconfig, as modules, to allow reading logs from coreboot on arm64
> Chromebooks, which is useful for debugging the boot process.
> 
> Changes in v3:
> - Merged all "add to module device table" commits into a single commit
>   which also changes the coreboot_driver struct to contain an id table
>   and avoid unused variable warnings for the id tables.
> 
> Changes in v2:
> - Added commits for vpd, memconsole and framebuffer drivers to add them
>   to the module device table
> 
> ---
> Nícolas F. R. A. Prado (4):
>       firmware: coreboot: Generate modalias uevent for devices
>       firmware: coreboot: Generate aliases for coreboot modules
>       firmware: coreboot: Replace tag with id table in driver struct
>       arm64: defconfig: Enable support for cbmem entries in the coreboot table

The series overall looks good to me.

I'm happy to queue all the patches into chrome-platform-firmware for the next
merge window (i.e. for v6.9-rc1).  Let's wait a bit for the maintainers for
the other subsystems if they are OK with that.