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charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.1 (3.52.1-1.fc40) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Wed, 2024-05-29 at 09:23 +0200, Arnd Bergmann wrote: > On Wed, May 29, 2024, at 09:20, Nuno S=C3=A1 wrote: > > On Tue, 2024-05-28 at 14:12 +0200, Arnd Bergmann wrote: > > > From: Arnd Bergmann > > >=20 > > > Build testing without SPI results in a warning: > > >=20 > > > WARNING: unmet direct dependencies detected for REGMAP_SPI > > > =C2=A0 Depends on [n]: SPI [=3Dn] > > > =C2=A0 Selected by [m]: > > > =C2=A0 - AD9739A [=3Dm] && IIO [=3Dm] && (SPI [=3Dn] || COMPILE_TEST = [=3Dy]) > > >=20 > > > There is no need for this particular COMPILE_TEST option, as allmodco= nfig > > > and randconfig testing can just assume that SPI is enabled separately= . > > >=20 > > > Drop it to avoid the warning. > > >=20 > > > Signed-off-by: Arnd Bergmann > > > --- > >=20 > > Reviewed-by: Nuno Sa > >=20 > > Only for my understanding. When does COMPILE_TEST makes sense to add? >=20 > The most common use is to enable building a driver > that is platform specific on x86 allmodconfig > or on randconfig, e.g. >=20 > config LPC18XX_DAC > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 tristate "NXP LPC18xx DAC driv= er" > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 depends on ARCH_LPC18XX || COM= PILE_TEST > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 depends on HAS_IOMEM >=20 > Since ARCH_LPC18XX is only visible on arch/arm, the > driver would never be build tested on anything else > without the ||COMPILE_TEST. Makes sense... Thanks! - Nuno S=C3=A1