linux-yocto/drivers/Makefile
Arnd Bergmann 149a4d12c4 virtio: always enter drivers/virtio/
[ Upstream commit 27d9839f17 ]

When neither VIRTIO_PCI_LIB nor VIRTIO are enabled, but the alibaba
vdpa driver is, the kernel runs into a link error because the legacy
virtio module never gets built:

x86_64-linux-ld: drivers/vdpa/alibaba/eni_vdpa.o: in function `eni_vdpa_set_features':
eni_vdpa.c:(.text+0x23f): undefined reference to `vp_legacy_set_features'
x86_64-linux-ld: drivers/vdpa/alibaba/eni_vdpa.o: in function `eni_vdpa_set_vq_state':
eni_vdpa.c:(.text+0x2fe): undefined reference to `vp_legacy_get_queue_enable'
x86_64-linux-ld: drivers/vdpa/alibaba/eni_vdpa.o: in function `eni_vdpa_set_vq_address':
eni_vdpa.c:(.text+0x376): undefined reference to `vp_legacy_set_queue_address'
x86_64-linux-ld: drivers/vdpa/alibaba/eni_vdpa.o: in function `eni_vdpa_set_vq_ready':
eni_vdpa.c:(.text+0x3b4): undefined reference to `vp_legacy_set_queue_address'
x86_64-linux-ld: drivers/vdpa/alibaba/eni_vdpa.o: in function `eni_vdpa_free_irq':
eni_vdpa.c:(.text+0x460): undefined reference to `vp_legacy_queue_vector'
x86_64-linux-ld: eni_vdpa.c:(.text+0x4b7): undefined reference to `vp_legacy_config_vector'
x86_64-linux-ld: drivers/vdpa/alibaba/eni_vdpa.o: in function `eni_vdpa_reset':

When VIRTIO_PCI_LIB was added, it was correctly added to drivers/Makefile
as well, but for the legacy module, this is missing.  Solve this by always
entering drivers/virtio during the build and letting its Makefile take
care of the individual options, rather than having a separate line for
each sub-option.

Fixes: 64b9f64f80 ("vdpa: introduce virtio pci driver")
Fixes: e85087beed ("eni_vdpa: add vDPA driver for Alibaba ENI")
Fixes: d89c8169bd ("virtio-pci: introduce legacy device module")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20211206085034.2836099-1-arnd@kernel.org
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-12-22 09:32:39 +01:00

5.3 KiB

SPDX-License-Identifier: GPL-2.0

Makefile for the Linux kernel device drivers.

15 Sep 2000, Christoph Hellwig hch@infradead.org

Rewritten to use lists instead of if-statements.

obj-y += irqchip/ obj-y += bus/

obj-$(CONFIG_GENERIC_PHY) += phy/

GPIO must come after pinctrl as gpios may need to mux pins etc

obj-$(CONFIG_PINCTRL) += pinctrl/ obj-$(CONFIG_GPIOLIB) += gpio/ obj-y += pwm/

obj-y += pci/

obj-$(CONFIG_PARISC) += parisc/ obj-$(CONFIG_RAPIDIO) += rapidio/ obj-y += video/ obj-y += idle/

IPMI must come before ACPI in order to provide IPMI opregion support

obj-y += char/ipmi/

obj-$(CONFIG_ACPI) += acpi/

PnP must come after ACPI since it will eventually need to check if acpi

was used and do nothing if so

obj-$(CONFIG_PNP) += pnp/ obj-y += amba/

obj-y += clk/

Many drivers will want to use DMA so this has to be made available

really early.

obj-$(CONFIG_DMADEVICES) += dma/

SOC specific infrastructure drivers.

obj-y += soc/

obj-y += virtio/ obj-$(CONFIG_VDPA) += vdpa/ obj-$(CONFIG_XEN) += xen/

regulators early, since some subsystems rely on them to initialize

obj-$(CONFIG_REGULATOR) += regulator/

reset controllers early, since gpu drivers might rely on them to initialize

obj-$(CONFIG_RESET_CONTROLLER) += reset/

tty/ comes before char/ so that the VT console is the boot-time

default.

obj-y += tty/ obj-y += char/

iommu/ comes before gpu as gpu are using iommu controllers

obj-y += iommu/

gpu/ comes after char for AGP vs DRM startup and after iommu

obj-y += gpu/

obj-$(CONFIG_CONNECTOR) += connector/

i810fb and intelfb depend on char/agp/

obj-$(CONFIG_FB_I810) += video/fbdev/i810/ obj-$(CONFIG_FB_INTEL) += video/fbdev/intelfb/

obj-$(CONFIG_PARPORT) += parport/ obj-y += base/ block/ misc/ mfd/ nfc/ obj-$(CONFIG_LIBNVDIMM) += nvdimm/ obj-$(CONFIG_DAX) += dax/ obj-$(CONFIG_CXL_BUS) += cxl/ obj-$(CONFIG_DMA_SHARED_BUFFER) += dma-buf/ obj-$(CONFIG_NUBUS) += nubus/ obj-y += macintosh/ obj-y += scsi/ obj-y += nvme/ obj-$(CONFIG_ATA) += ata/ obj-$(CONFIG_TARGET_CORE) += target/ obj-$(CONFIG_MTD) += mtd/ obj-$(CONFIG_SPI) += spi/ obj-$(CONFIG_SPMI) += spmi/ obj-$(CONFIG_HSI) += hsi/ obj-$(CONFIG_SLIMBUS) += slimbus/ obj-y += net/ obj-$(CONFIG_ATM) += atm/ obj-$(CONFIG_FUSION) += message/ obj-y += firewire/ obj-$(CONFIG_UIO) += uio/ obj-$(CONFIG_VFIO) += vfio/ obj-y += cdrom/ obj-y += auxdisplay/ obj-$(CONFIG_PCCARD) += pcmcia/ obj-$(CONFIG_DIO) += dio/ obj-$(CONFIG_SBUS) += sbus/ obj-$(CONFIG_ZORRO) += zorro/ obj-$(CONFIG_ATA_OVER_ETH) += block/aoe/ obj-$(CONFIG_PARIDE) += block/paride/ obj-$(CONFIG_TC) += tc/ obj-$(CONFIG_USB_PHY) += usb/ obj-$(CONFIG_USB) += usb/ obj-$(CONFIG_USB_SUPPORT) += usb/ obj-$(CONFIG_PCI) += usb/ obj-$(CONFIG_USB_GADGET) += usb/ obj-$(CONFIG_OF) += usb/ obj-$(CONFIG_SERIO) += input/serio/ obj-$(CONFIG_GAMEPORT) += input/gameport/ obj-$(CONFIG_INPUT) += input/ obj-$(CONFIG_RTC_LIB) += rtc/ obj-y += i2c/ i3c/ media/ obj-$(CONFIG_PPS) += pps/ obj-y += ptp/ obj-$(CONFIG_W1) += w1/ obj-y += power/ obj-$(CONFIG_HWMON) += hwmon/ obj-$(CONFIG_THERMAL) += thermal/ obj-$(CONFIG_WATCHDOG) += watchdog/ obj-$(CONFIG_MD) += md/ obj-$(CONFIG_BT) += bluetooth/ obj-$(CONFIG_ACCESSIBILITY) += accessibility/ obj-$(CONFIG_ISDN) += isdn/ obj-$(CONFIG_EDAC) += edac/ obj-$(CONFIG_EISA) += eisa/ obj-$(CONFIG_PM_OPP) += opp/ obj-$(CONFIG_CPU_FREQ) += cpufreq/ obj-$(CONFIG_CPU_IDLE) += cpuidle/ obj-y += mmc/ obj-$(CONFIG_MEMSTICK) += memstick/ obj-$(CONFIG_NEW_LEDS) += leds/ obj-$(CONFIG_INFINIBAND) += infiniband/ obj-y += firmware/ obj-$(CONFIG_CRYPTO) += crypto/ obj-$(CONFIG_SUPERH) += sh/ obj-y += clocksource/ obj-$(CONFIG_DCA) += dca/ obj-$(CONFIG_HID) += hid/ obj-$(CONFIG_PPC_PS3) += ps3/ obj-$(CONFIG_OF) += of/ obj-$(CONFIG_SSB) += ssb/ obj-$(CONFIG_BCMA) += bcma/ obj-$(CONFIG_VHOST_RING) += vhost/ obj-$(CONFIG_VHOST_IOTLB) += vhost/ obj-$(CONFIG_VHOST) += vhost/ obj-$(CONFIG_VLYNQ) += vlynq/ obj-$(CONFIG_GREYBUS) += greybus/ obj-$(CONFIG_COMEDI) += comedi/ obj-$(CONFIG_STAGING) += staging/ obj-y += platform/

obj-$(CONFIG_MAILBOX) += mailbox/ obj-$(CONFIG_HWSPINLOCK) += hwspinlock/ obj-$(CONFIG_REMOTEPROC) += remoteproc/ obj-$(CONFIG_RPMSG) += rpmsg/ obj-$(CONFIG_SOUNDWIRE) += soundwire/

Virtualization drivers

obj-$(CONFIG_VIRT_DRIVERS) += virt/ obj-$(subst m,y,$(CONFIG_HYPERV)) += hv/

obj-$(CONFIG_PM_DEVFREQ) += devfreq/ obj-$(CONFIG_EXTCON) += extcon/ obj-$(CONFIG_MEMORY) += memory/ obj-$(CONFIG_IIO) += iio/ obj-$(CONFIG_VME_BUS) += vme/ obj-$(CONFIG_IPACK_BUS) += ipack/ obj-$(CONFIG_NTB) += ntb/ obj-$(CONFIG_POWERCAP) += powercap/ obj-$(CONFIG_MCB) += mcb/ obj-$(CONFIG_PERF_EVENTS) += perf/ obj-$(CONFIG_RAS) += ras/ obj-$(CONFIG_USB4) += thunderbolt/ obj-$(CONFIG_CORESIGHT) += hwtracing/coresight/ obj-y += hwtracing/intel_th/ obj-$(CONFIG_STM) += hwtracing/stm/ obj-$(CONFIG_ANDROID) += android/ obj-$(CONFIG_NVMEM) += nvmem/ obj-$(CONFIG_FPGA) += fpga/ obj-$(CONFIG_FSI) += fsi/ obj-$(CONFIG_TEE) += tee/ obj-$(CONFIG_MULTIPLEXER) += mux/ obj-$(CONFIG_UNISYS_VISORBUS) += visorbus/ obj-$(CONFIG_SIOX) += siox/ obj-$(CONFIG_GNSS) += gnss/ obj-$(CONFIG_INTERCONNECT) += interconnect/ obj-$(CONFIG_COUNTER) += counter/ obj-$(CONFIG_MOST) += most/