Jerome Pouiller <Jerome.Pouiller@xxxxxxxxxx> writes: > From: Jérôme Pouiller <jerome.pouiller@xxxxxxxxxx> > > Signed-off-by: Jérôme Pouiller <jerome.pouiller@xxxxxxxxxx> [...] > +wfx-$(CONFIG_SPI) += bus_spi.o > +wfx-$(subst m,y,$(CONFIG_MMC)) += bus_sdio.o Why this subst? And why only for MMC? -- https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches