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Sudip Mukherjee b6fbb6ded9 parport: load lowlevel driver if ports not found
[ Upstream commit 231ec2f24d ]

Usually all the distro will load the parport low level driver as part
of their initialization. But we can get into a situation where all the
parallel port drivers are built as module and we unload all the modules
at a later time. Then if we just do "modprobe parport" it will only
load the parport module and will not load the low level driver which
will actually register the ports. So, check the bus if there is any
parport registered, if not, load the low level driver.

We can get into the above situation with all distro but only Suse has
setup the alias for "parport_lowlevel" and so it only works in Suse.
Users of Debian based distro will need to load the lowlevel module
manually.

Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Link: https://lore.kernel.org/r/20191016144540.18810-3-sudipm.mukherjee@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2019-12-31 16:45:25 +01:00
..
accessibility
acpi ACPI: button: Add DMI quirk for Medion Akoya E2215T 2019-12-31 16:44:26 +01:00
amba ARM updates for 5.4-rc: 2019-10-23 06:26:33 -04:00
android binder: fix incorrect calculation for num_valid 2019-12-17 19:55:33 +01:00
ata libata: Ensure ata_port probe has completed before detach 2019-12-31 16:44:31 +01:00
atm atm: he: clean up an indentation issue 2019-09-25 13:54:45 +02:00
auxdisplay It's a somewhat calmer cycle for docs this time, as the churn of the mass 2019-09-17 16:22:26 -07:00
base driver core: platform: use the correct callback type for bus_find_device 2019-12-04 22:30:45 +01:00
bcma bcma: make arrays pwr_info_offset and sprom_sizes static const, shrinks object size 2019-09-13 16:44:49 +03:00
block loop: fix no-unmap write-zeroes request behavior 2019-12-31 16:44:31 +01:00
bluetooth Bluetooth: btusb: avoid unused function warning 2019-12-31 16:44:08 +01:00
bus bus: ti-sysc: Fix watchdog quirk handling 2019-10-18 08:45:32 -07:00
cdrom
char ipmi: Don't allow device module unload when in use 2019-12-31 16:44:14 +01:00
clk Fixes for various clk driver issues that happened because of code we 2019-11-08 08:15:01 -08:00
clocksource - Fix scary messages in sh_mtu2 by using platform_irq_count() helper 2019-11-04 18:43:23 +01:00
connector
counter
cpufreq cpufreq: sun50i: Fix CPU speed bin detection 2019-12-31 16:44:38 +01:00
cpuidle cpuidle: use first valid target residency as poll time 2019-12-17 19:56:23 +01:00
crypto crypto: atmel - Fix authenc support when it is set to m 2019-12-31 16:45:12 +01:00
dax
dca
devfreq PM / devfreq: Lock devfreq in trans_stat_show 2019-12-17 19:56:26 +01:00
dio
dma dmaengine: cppi41: Fix cppi41_dma_prep_slave_sg() when idle 2019-10-23 21:15:21 +05:30
dma-buf dma-buf: Fix memory leak in sync_file_merge() 2019-12-21 11:04:48 +01:00
edac EDAC/ghes: Fix grain calculation 2019-12-31 16:45:16 +01:00
eisa
extcon extcon: sm5502: Reset registers during initialization 2019-12-31 16:44:04 +01:00
firewire
firmware firmware: qcom: scm: Ensure 'a0' status code is treated as signed 2019-12-17 19:56:50 +01:00
fpga Char/Misc driver patches for 5.4-rc1 2019-09-18 11:14:31 -07:00
fsi fsi: core: Fix small accesses and unaligned offsets via sysfs 2019-12-31 16:45:09 +01:00
gnss
gpio gpio fixes for v5.4-rc8 2019-11-13 22:58:01 +01:00
gpu drm/amdgpu: Avoid accidental thread reactivation. 2019-12-31 16:45:07 +01:00
greybus
hid HID: core: check whether Usage Page item is after Usage ID items 2019-12-04 22:31:07 +01:00
hsi HSI changes for the 5.4 series 2019-09-22 12:02:21 -07:00
hv Drivers: hv: vmbus: Fix harmless building warnings without CONFIG_PM_SLEEP 2019-10-01 14:49:45 -04:00
hwmon hwmon: (ina3221) Fix read timeout issue 2019-10-28 18:46:55 -07:00
hwspinlock
hwtracing coresight: Serialize enabling/disabling a link device. 2019-12-17 19:56:41 +01:00
i2c i2c: core: fix use after free in of_i2c_notify 2019-11-15 22:01:13 +01:00
i3c
ide
idle
iio iio: dac: ad5446: Add support for new AD5600 DAC 2019-12-31 16:45:19 +01:00
infiniband RDMA/core: Fix return code when modify_port isn't supported 2019-12-31 16:44:48 +01:00
input Input: Fix memory leak in psxpad_spi_probe 2019-12-13 08:42:44 +01:00
interconnect interconnect: qcom: qcs404: Walk the list safely on node removal 2019-12-17 19:55:39 +01:00
iommu iommu/vt-d: Fix panic after kexec -p for kdump 2019-10-30 10:30:22 +01:00
ipack
irqchip irqchip updates for 5.4, take 2 2019-10-25 14:25:15 +02:00
isdn net: use skb_queue_empty_lockless() in poll() handlers 2019-10-28 13:33:41 -07:00
leds
lightnvm
macintosh cpufreq: Use per-policy frequency QoS 2019-10-21 02:05:21 +02:00
mailbox mailbox: tegra: Fix superfluous IRQ error message 2019-12-13 08:42:19 +01:00
mcb
md md/bitmap: avoid race window between md_bitmap_resize and bitmap_file_clear_bit 2019-12-31 16:44:20 +01:00
media media: vim2m: media_device_cleanup was called too early 2019-12-31 16:45:17 +01:00
memory
memstick memstick: jmb38x_ms: Fix an error handling path in 'jmb38x_ms_probe()' 2019-10-09 11:08:03 +02:00
message
mfd mfd: mt6397: Fix probe after changing mt6397-core 2019-10-24 08:49:25 +01:00
misc misc: fastrpc: fix memory leak from miscdev->name 2019-12-31 16:43:58 +01:00
mmc mmc: core: Re-work HW reset for SDIO cards 2019-12-21 11:04:24 +01:00
mtd mtd: rawnand: Change calculating of position page containing BBM 2019-12-17 19:55:54 +01:00
mux
net net: ethernet: ti: Add dependency for TI_DAVINCI_EMAC 2019-12-31 16:45:24 +01:00
nfc NFC: nxp-nci: Fix probing without ACPI 2019-12-31 16:41:49 +01:00
ntb NTB: fix IDT Kconfig typos/spellos 2019-09-23 17:20:40 -04:00
nubus
nvdimm libnvdimm fixes v5.4-rc1 2019-09-29 10:33:41 -07:00
nvme nvme: Discard workaround for non-conformant devices 2019-12-31 16:45:24 +01:00
nvmem nvmem: imx-ocotp: reset error status on probe 2019-12-31 16:44:42 +01:00
of of: reserved_mem: add missing of_node_put() for proper ref-counting 2019-10-23 15:15:05 -05:00
opp opp: Reinitialize the list_kref before adding the static OPPs again 2019-10-23 10:58:44 +05:30
oprofile
parisc parisc: Remove 32-bit DMA enforcement from sba_iommu 2019-10-14 21:44:26 +02:00
parport parport: load lowlevel driver if ports not found 2019-12-31 16:45:25 +01:00
pci PCI: Apply Cavium ACS quirk to ThunderX2 and ThunderX3 2019-12-21 11:04:30 +01:00
pcmcia Merge branch 'next-lockdown' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security 2019-09-28 08:14:15 -07:00
perf
phy phy: qcom-usb-hs: Fix extcon double register after power cycle 2019-12-31 16:44:29 +01:00
pinctrl pinctrl: amd: fix __iomem annotation in amd_gpio_irq_handler() 2019-12-31 16:44:36 +01:00
platform platform/x86: hp-wmi: Fix ACPI errors caused by passing 0 as input size 2019-12-04 22:31:08 +01:00
pnp
power power: supply: cpcap-battery: Check voltage before orderly_poweroff 2019-12-31 16:44:12 +01:00
powercap Power management updates for 5.4-rc1 2019-09-17 19:15:14 -07:00
pps
ps3
ptp ptp: Introduce strict checking of external time stamp options. 2019-11-15 12:48:32 -08:00
pwm pwm: bcm-iproc: Prevent unloading the driver module while in use 2019-11-08 18:38:06 +01:00
rapidio
ras
regulator regulator: core: Release coupled_rdevs on regulator_init_coupling() error 2019-12-31 16:44:24 +01:00
remoteproc remoteproc updates for v5.4 2019-09-22 10:55:08 -07:00
reset reset: fix of_reset_control_get_count kerneldoc comment 2019-10-24 10:26:33 +02:00
rpmsg rpmsg: glink: Free pending deferred work on remove 2019-12-21 11:04:41 +01:00
rtc rtc: disable uie before setting time and enable after 2019-12-17 19:56:52 +01:00
s390 scsi: zfcp: trace channel log even for FCP command responses 2019-12-17 19:55:26 +01:00
sbus
scsi scsi: qla2xxx: Fix incorrect SFUB length used for Secure Flash Update MB Cmd 2019-12-21 11:05:10 +01:00
sfi
sh
siox
slimbus
soc soc: mediatek: cmdq: fixup wrong input order of write api 2019-12-13 08:42:40 +01:00
soundwire soundwire: intel: fix PDI/stream mapping for Bulk 2019-12-31 16:45:11 +01:00
spi spi: pxa2xx: Add missed security checks 2019-12-31 16:45:18 +01:00
spmi
ssb ssb: make array pwr_info_offset static const, makes object smaller 2019-09-13 17:23:18 +03:00
staging media: cedrus: Use helpers to access capture queue 2019-12-31 16:45:14 +01:00
target SCSI fixes on 20191101 2019-11-02 11:15:52 -07:00
tc
tee tee/shm: untag user pointers in tee_shm_register 2019-09-25 17:51:41 -07:00
thermal thermal: Fix deadlock in thermal thermal_zone_device_check 2019-12-13 08:43:21 +01:00
thunderbolt thunderbolt: Power cycle the router if NVM authentication fails 2019-12-04 22:30:50 +01:00
tty Revert "serial/8250: Add support for NI-Serial PXI/PXIe+485 devices" 2019-12-13 08:43:22 +01:00
uio Char/Misc driver patches for 5.4-rc1 2019-09-18 11:14:31 -07:00
usb usb: usbfs: Suppress problematic bind and unbind uevents. 2019-12-31 16:44:07 +01:00
vfio vfio/pci: call irq_bypass_unregister_producer() before freeing irq 2019-12-21 11:04:48 +01:00
vhost vringh: fix copy direction of vringh_iov_push_kern() 2019-10-28 04:25:04 -04:00
video video/hdmi: Fix AVI bar unpack 2019-12-17 19:56:42 +01:00
virt virt: vbox: fix memory leak in hgcm_call_preprocess_linaddr 2019-10-10 14:50:32 +02:00
virtio virtio-balloon: fix managed page counts when migrating pages between zones 2019-12-17 19:55:56 +01:00
visorbus
vlynq
vme
w1 w1: ds250x: Fix build error without CRC16 2019-10-10 15:35:41 +02:00
watchdog watchdog: aspeed: Fix clock behaviour for ast2600 2019-12-13 08:43:30 +01:00
xen xen/gntdev: Use select for DMA_SHARED_BUFFER 2019-12-31 16:45:01 +01:00
zorro
Kconfig Staging/IIO driver patches for 5.4-rc1 2019-09-18 11:05:34 -07:00
Makefile Staging/IIO driver patches for 5.4-rc1 2019-09-18 11:05:34 -07:00