linux-kernel - Re: drivers/mmc/host/renesas_sdhi_core.c:951: undefined reference to `rdev_get

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Message-ID: <Z-eeiMFsQQNMt2nn@shikoro>
Date: Sat, 29 Mar 2025 08:17:28 +0100
From: Wolfram Sang <wsa-dev@...g-engineering.com>
To: Biju Das <biju.das.jz@...renesas.com>
Cc: kernel test robot <lkp@...el.com>,
	"oe-kbuild-all@...ts.linux.dev" <oe-kbuild-all@...ts.linux.dev>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Ulf Hansson <ulf.hansson@...aro.org>
Subject: Re: drivers/mmc/host/renesas_sdhi_core.c:951: undefined reference to
 `rdev_get_drvdata'


> CONFIG_REGULATOR is not enabled in arm-randconfig-r111-20250328 that is leading
> to this build issue.
> 
> I will send a fix by "select REGULATOR" in config MMC_SDHI

What about using MMC_SDHI_INTERNAL_DMAC? So we leave out at least older
SDHI instances. Ideally, we would say "select ... if <family>" but this
will easily be missed in updates. Maybe the above is a fair compromise.
Those systems will likely have regulators enabled anyhow.


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