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We need the driver core fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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During the driver loading process, the 'dev' field was not assigned, but
the 'dev' field was referenced in the subsequent 'i82092aa_set_mem_map'
function.
Signed-off-by: Zheyu Ma <zheyuma97@gmail.com>
CC: <stable@vger.kernel.org>
[linux@dominikbrodowski.net: shorten commit message, add Cc to stable]
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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The driver core ignores the return value of this callback because there
is only little it can do when a device disappears.
This is the final bit of a long lasting cleanup quest where several
buses were converted to also return void from their remove callback.
Additionally some resource leaks were fixed that were caused by drivers
returning an error code in the expectation that the driver won't go
away.
With struct bus_type::remove returning void it's prevented that newly
implemented buses return an ignored error code and so don't anticipate
wrong expectations for driver authors.
Reviewed-by: Tom Rix <trix@redhat.com> (For fpga)
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Reviewed-by: Cornelia Huck <cohuck@redhat.com> (For drivers/s390 and drivers/vfio)
Acked-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> (For ARM, Amba and related parts)
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Chen-Yu Tsai <wens@csie.org> (for sunxi-rsb)
Acked-by: Pali Rohár <pali@kernel.org>
Acked-by: Mauro Carvalho Chehab <mchehab@kernel.org> (for media)
Acked-by: Hans de Goede <hdegoede@redhat.com> (For drivers/platform)
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-By: Vinod Koul <vkoul@kernel.org>
Acked-by: Juergen Gross <jgross@suse.com> (For xen)
Acked-by: Lee Jones <lee.jones@linaro.org> (For mfd)
Acked-by: Johannes Thumshirn <jth@kernel.org> (For mcb)
Acked-by: Johan Hovold <johan@kernel.org>
Acked-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> (For slimbus)
Acked-by: Kirti Wankhede <kwankhede@nvidia.com> (For vfio)
Acked-by: Maximilian Luz <luzmaximilian@gmail.com>
Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> (For ulpi and typec)
Acked-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com> (For ipack)
Acked-by: Geoff Levand <geoff@infradead.org> (For ps3)
Acked-by: Yehezkel Bernat <YehezkelShB@gmail.com> (For thunderbolt)
Acked-by: Alexander Shishkin <alexander.shishkin@linux.intel.com> (For intel_th)
Acked-by: Dominik Brodowski <linux@dominikbrodowski.net> (For pcmcia)
Acked-by: Rafael J. Wysocki <rafael@kernel.org> (For ACPI)
Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org> (rpmsg and apr)
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> (For intel-ish-hid)
Acked-by: Dan Williams <dan.j.williams@intel.com> (For CXL, DAX, and NVDIMM)
Acked-by: William Breathitt Gray <vilhelm.gray@gmail.com> (For isa)
Acked-by: Stefan Richter <stefanr@s5r6.in-berlin.de> (For firewire)
Acked-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> (For hid)
Acked-by: Thorsten Scherer <t.scherer@eckelmann.de> (For siox)
Acked-by: Sven Van Asbroeck <TheSven73@gmail.com> (For anybuss)
Acked-by: Ulf Hansson <ulf.hansson@linaro.org> (For MMC)
Acked-by: Wolfram Sang <wsa@kernel.org> # for I2C
Acked-by: Sudeep Holla <sudeep.holla@arm.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Acked-by: Finn Thain <fthain@linux-m68k.org>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20210713193522.1770306-6-u.kleine-koenig@pengutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Fixes the following W=1 kernel build warning(s):
drivers/pcmcia/rsrc_nonstatic.c:349: warning: Function parameter or member 'value' not described in 'do_validate_mem'
drivers/pcmcia/rsrc_nonstatic.c:349: warning: Excess function parameter 'validate' description in 'do_validate_mem'
drivers/pcmcia/rsrc_nonstatic.c:407: warning: Function parameter or member 'value' not described in 'do_mem_probe'
drivers/pcmcia/rsrc_nonstatic.c:407: warning: Excess function parameter 'validate' description in 'do_mem_probe'
drivers/pcmcia/rsrc_nonstatic.c:407: warning: Excess function parameter 'fallback' description in 'do_mem_probe'
Signed-off-by: Lee Jones <lee.jones@linaro.org>
[linux@dominikbrodowski.net: removed list of CCs]
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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demote others
Fixes the following W=1 kernel build warning(s):
drivers/pcmcia/pcmcia_resource.c:160: warning: Function parameter or member 'p_dev' not described in 'pcmcia_access_config'
drivers/pcmcia/pcmcia_resource.c:160: warning: Function parameter or member 'where' not described in 'pcmcia_access_config'
drivers/pcmcia/pcmcia_resource.c:160: warning: Function parameter or member 'val' not described in 'pcmcia_access_config'
drivers/pcmcia/pcmcia_resource.c:160: warning: Function parameter or member 'accessf' not described in 'pcmcia_access_config'
drivers/pcmcia/pcmcia_resource.c:194: warning: Function parameter or member 'p_dev' not described in 'pcmcia_read_config_byte'
drivers/pcmcia/pcmcia_resource.c:194: warning: Function parameter or member 'where' not described in 'pcmcia_read_config_byte'
drivers/pcmcia/pcmcia_resource.c:194: warning: Function parameter or member 'val' not described in 'pcmcia_read_config_byte'
drivers/pcmcia/pcmcia_resource.c:207: warning: Function parameter or member 'p_dev' not described in 'pcmcia_write_config_byte'
drivers/pcmcia/pcmcia_resource.c:207: warning: Function parameter or member 'where' not described in 'pcmcia_write_config_byte'
drivers/pcmcia/pcmcia_resource.c:207: warning: Function parameter or member 'val' not described in 'pcmcia_write_config_byte'
drivers/pcmcia/pcmcia_resource.c:728: warning: Function parameter or member 'p_dev' not described in 'pcmcia_setup_isa_irq'
drivers/pcmcia/pcmcia_resource.c:728: warning: Function parameter or member 'type' not described in 'pcmcia_setup_isa_irq'
drivers/pcmcia/pcmcia_resource.c:793: warning: Function parameter or member 'p_dev' not described in 'pcmcia_setup_irq'
Signed-off-by: Lee Jones <lee.jones@linaro.org>
[linux@dominikbrodowski.net: removed list of CCs]
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Fixes the following W=1 kernel build warning(s):
drivers/pcmcia/ds.c:96: warning: expecting prototype for pcmcia_store_new_id(). Prototype was for new_id_store() instead
Signed-off-by: Lee Jones <lee.jones@linaro.org>
[linux@dominikbrodowski.net: removed list of CCs]
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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kernel-doc
Fixes the following W=1 kernel build warning(s):
drivers/pcmcia/pcmcia_cis.c:129: warning: Function parameter or member 'flags' not described in 'pcmcia_io_cfg_data_width'
drivers/pcmcia/pcmcia_cis.c:154: warning: Function parameter or member 'tuple' not described in 'pcmcia_do_loop_config'
drivers/pcmcia/pcmcia_cis.c:154: warning: Function parameter or member 'parse' not described in 'pcmcia_do_loop_config'
drivers/pcmcia/pcmcia_cis.c:154: warning: Function parameter or member 'priv' not described in 'pcmcia_do_loop_config'
drivers/pcmcia/pcmcia_cis.c:300: warning: Function parameter or member 'tuple' not described in 'pcmcia_do_loop_tuple'
drivers/pcmcia/pcmcia_cis.c:300: warning: Function parameter or member 'parse' not described in 'pcmcia_do_loop_tuple'
drivers/pcmcia/pcmcia_cis.c:300: warning: Function parameter or member 'priv' not described in 'pcmcia_do_loop_tuple'
drivers/pcmcia/pcmcia_cis.c:351: warning: Function parameter or member 'p_dev' not described in 'pcmcia_do_get_tuple'
drivers/pcmcia/pcmcia_cis.c:351: warning: Function parameter or member 'tuple' not described in 'pcmcia_do_get_tuple'
drivers/pcmcia/pcmcia_cis.c:351: warning: Function parameter or member 'priv' not described in 'pcmcia_do_get_tuple'
drivers/pcmcia/pcmcia_cis.c:399: warning: Function parameter or member 'p_dev' not described in 'pcmcia_do_get_mac'
drivers/pcmcia/pcmcia_cis.c:399: warning: Function parameter or member 'tuple' not described in 'pcmcia_do_get_mac'
drivers/pcmcia/pcmcia_cis.c:399: warning: Function parameter or member 'priv' not described in 'pcmcia_do_get_mac'
Signed-off-by: Lee Jones <lee.jones@linaro.org>
[linux@dominikbrodowski.net: removed list of CCs]
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Fixes the following W=1 kernel build warning(s):
drivers/pcmcia/cistpl.c:88: warning: Function parameter or member 's' not described in 'set_cis_map'
drivers/pcmcia/cistpl.c:88: warning: Function parameter or member 'card_offset' not described in 'set_cis_map'
drivers/pcmcia/cistpl.c:88: warning: Function parameter or member 'flags' not described in 'set_cis_map'
drivers/pcmcia/cistpl.c:136: warning: Function parameter or member 's' not described in 'pcmcia_read_cis_mem'
drivers/pcmcia/cistpl.c:136: warning: Function parameter or member 'attr' not described in 'pcmcia_read_cis_mem'
drivers/pcmcia/cistpl.c:136: warning: Function parameter or member 'addr' not described in 'pcmcia_read_cis_mem'
drivers/pcmcia/cistpl.c:136: warning: Function parameter or member 'len' not described in 'pcmcia_read_cis_mem'
drivers/pcmcia/cistpl.c:136: warning: Function parameter or member 'ptr' not described in 'pcmcia_read_cis_mem'
drivers/pcmcia/cistpl.c:217: warning: Function parameter or member 's' not described in 'pcmcia_write_cis_mem'
drivers/pcmcia/cistpl.c:217: warning: Function parameter or member 'attr' not described in 'pcmcia_write_cis_mem'
drivers/pcmcia/cistpl.c:217: warning: Function parameter or member 'addr' not described in 'pcmcia_write_cis_mem'
drivers/pcmcia/cistpl.c:217: warning: Function parameter or member 'len' not described in 'pcmcia_write_cis_mem'
drivers/pcmcia/cistpl.c:217: warning: Function parameter or member 'ptr' not described in 'pcmcia_write_cis_mem'
drivers/pcmcia/cistpl.c:289: warning: Function parameter or member 's' not described in 'read_cis_cache'
drivers/pcmcia/cistpl.c:289: warning: Function parameter or member 'attr' not described in 'read_cis_cache'
drivers/pcmcia/cistpl.c:289: warning: Function parameter or member 'addr' not described in 'read_cis_cache'
drivers/pcmcia/cistpl.c:289: warning: Function parameter or member 'len' not described in 'read_cis_cache'
drivers/pcmcia/cistpl.c:289: warning: Function parameter or member 'ptr' not described in 'read_cis_cache'
drivers/pcmcia/cistpl.c:372: warning: Function parameter or member 's' not described in 'verify_cis_cache'
drivers/pcmcia/cistpl.c:412: warning: Function parameter or member 's' not described in 'pcmcia_replace_cis'
drivers/pcmcia/cistpl.c:412: warning: Function parameter or member 'data' not described in 'pcmcia_replace_cis'
drivers/pcmcia/cistpl.c:412: warning: Function parameter or member 'len' not described in 'pcmcia_replace_cis'
Signed-off-by: Lee Jones <lee.jones@linaro.org>
[linux@dominikbrodowski.net: removed list of CCs]
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Fixes the following W=1 kernel build warning(s):
drivers/pcmcia/rsrc_nonstatic.c:265: warning: Function parameter or member 's' not described in 'readable'
drivers/pcmcia/rsrc_nonstatic.c:265: warning: Function parameter or member 'res' not described in 'readable'
drivers/pcmcia/rsrc_nonstatic.c:265: warning: Function parameter or member 'count' not described in 'readable'
drivers/pcmcia/rsrc_nonstatic.c:296: warning: Function parameter or member 's' not described in 'checksum'
drivers/pcmcia/rsrc_nonstatic.c:296: warning: Function parameter or member 'res' not described in 'checksum'
drivers/pcmcia/rsrc_nonstatic.c:296: warning: Function parameter or member 'value' not described in 'checksum'
drivers/pcmcia/rsrc_nonstatic.c:349: warning: Function parameter or member 'value' not described in 'do_validate_mem'
drivers/pcmcia/rsrc_nonstatic.c:349: warning: Excess function parameter 'validate' description in 'do_validate_mem'
drivers/pcmcia/rsrc_nonstatic.c:407: warning: Function parameter or member 'value' not described in 'do_mem_probe'
drivers/pcmcia/rsrc_nonstatic.c:407: warning: Excess function parameter 'validate' description in 'do_mem_probe'
drivers/pcmcia/rsrc_nonstatic.c:407: warning: Excess function parameter 'fallback' description in 'do_mem_probe'
Signed-off-by: Lee Jones <lee.jones@linaro.org>
[linux@dominikbrodowski.net: removed list of CCs]
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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pcmcia_device_remove() is only ever called by the driver core with
dev->driver pointing to a valid driver.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
[linux@dominikbrodowski.net: shorten commit message, fix reference
to pcmcia_device_probe]
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/brodo/linux
Pull pcmcia update from Dominik Brodowski:
"Improve the use of the kobj API in the core of the Linux PCMCIA
subsystem"
* 'pcmcia-next' of git://git.kernel.org/pub/scm/linux/kernel/git/brodo/linux:
pcmcia: Switch to using the new API kobj_to_dev()
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The driver core ignores the return value of struct device_driver::remove
because there is only little that can be done. To simplify the quest to
make this function return void, let struct sa1111_driver::remove return
void, too. All users already unconditionally return 0, this commit makes
it obvious that returning an error code is a bad idea and ensures future
users behave accordingly.
Link: https://lore.kernel.org/r/20201126114724.2028511-1-u.kleine-koenig@pengutronix.de
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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fixed the following coccicheck:
drivers/pcmcia/cistpl.c:1557:54-55: WARNING opportunity for kobj_to_dev()
drivers/pcmcia/cistpl.c:1584:53-54: WARNING opportunity for kobj_to_dev()
Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/brodo/linux
Pull pcmcia updates from Dominik Brodowski:
"Besides a few PCMCIA odd fixes, the NEC VRC4173 CARDU driver is
removed, as it has not compiled in ages"
* 'pcmcia-next' of git://git.kernel.org/pub/scm/linux/kernel/git/brodo/linux:
pcmcia: omap: Fix error return code in omap_cf_probe()
pcmcia: Remove NEC VRC4173 CARDU
pcmcia: db1xxx_ss: remove unneeded semicolon
pcmcia/electra_cf: Fix some return values in 'electra_cf_probe()' in case of error
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Fix to return proper error code instaed of 0 in omap_cf_probe(), as done
elsewhere in this function.
Signed-off-by: Wang ShaoBo <bobo.shaobowang@huawei.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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The driver was introduced in 2.6.11 in the pre-git times with commit
"[PATCH] mips: vR41xx updates". However, even back then, this driver
was not able to be compiled, as a number of udpates had been missing
from this driver: It still provided a "->get_io_map" callback (removed
for v2.5.66) and a "->inquire_socket" callback and used socket_cap_t
(removed for v2.5.72). Moreover, this driver failed to be brought and
be kept up to date; e.g. it still provides '->register_callback',
incompatible with a change committed for v2.6.14 in
commit 7f316b033b36 ("[PATCH] pcmcia: remove socket register_callback"),
and uses INIT_WORK() with three arguments which was removed in
commit 65f27f38446e1 ("WorkStruct: Pass the work_struct pointer instead
of context data")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
[linux@dominikbrodowski.net: rewrite commit message]
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Eliminate the following coccicheck warning:
drivers/pcmcia/db1xxx_ss.c:455:2-3: Unneeded semicolon
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Jason Yan <yanaijie@huawei.com>
Acked-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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error
'status' is known to be 0 at this point. It must be set to a meaningful
value in order to return an error code if one of the 'of_get_property()'
call fails.
Return -EINVAL in such a case.
Fixes: 2b571a066a2f("pcmcia: CompactFlash driver for PA Semi Electra boards")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Board file support has been removed for at91rm9200 back in 2014, make the
CF driver DT only.
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20200930184804.3127757-2-alexandre.belloni@bootlin.com
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struct at91_cf_data is only used in the driver since all the platforms moved
to device tree, move its definition locally.
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20200930184804.3127757-1-alexandre.belloni@bootlin.com
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This value is only used by a PCMCIA driver and not very useful.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Dominik Brodowski <linux@dominikbrodwski.net>
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Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary
fall-through markings when it is the case.
[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
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Since commit 84af7a6194e4 ("checkpatch: kconfig: prefer 'help' over
'---help---'"), the number of '---help---' has been gradually
decreasing, but there are still more than 2400 instances.
This commit finishes the conversion. While I touched the lines,
I also fixed the indentation.
There are a variety of indentation styles found.
a) 4 spaces + '---help---'
b) 7 spaces + '---help---'
c) 8 spaces + '---help---'
d) 1 space + 1 tab + '---help---'
e) 1 tab + '---help---' (correct indentation)
f) 1 tab + 1 space + '---help---'
g) 1 tab + 2 spaces + '---help---'
In order to convert all of them to 1 tab + 'help', I ran the
following commend:
$ find . -name 'Kconfig*' | xargs sed -i 's/^[[:space:]]*---help---/\thelp/'
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
Pull PCI updates from Bjorn Helgaas:
"Enumeration:
- Program MPS for RCiEP devices (Ashok Raj)
- Fix pci_register_host_bridge() device_register() error handling
(Rob Herring)
- Fix pci_host_bridge struct device release/free handling (Rob
Herring)
Resource management:
- Allow resizing BARs for devices on root bus (Ard Biesheuvel)
Power management:
- Reduce Thunderbolt resume time by working around devices that don't
support DLL Link Active reporting (Mika Westerberg)
- Work around a Pericom USB controller OHCI/EHCI PME# defect
(Kai-Heng Feng)
Virtualization:
- Add ACS quirk for Intel Root Complex Integrated Endpoints (Ashok
Raj)
- Avoid FLR for AMD Starship USB 3.0 (Kevin Buettner)
- Avoid FLR for AMD Matisse HD Audio & USB 3.0 (Marcos Scriven)
Error handling:
- Use only _OSC (not HEST FIRMWARE_FIRST) to determine AER ownership
(Alexandru Gagniuc, Kuppuswamy Sathyanarayanan)
- Reduce verbosity by logging only ACPI_NOTIFY_DISCONNECT_RECOVER
events (Kuppuswamy Sathyanarayanan)
- Don't enable AER by default in Kconfig (Bjorn Helgaas)
Peer-to-peer DMA:
- Add AMD Zen Raven and Renoir Root Ports to whitelist (Alex Deucher)
ASPM:
- Allow ASPM on links to PCIe-to-PCI/PCI-X Bridges (Kai-Heng Feng)
Endpoint framework:
- Fix DMA channel release in test (Kunihiko Hayashi)
- Add page size as argument to pci_epc_mem_init() (Lad Prabhakar)
- Add support to handle multiple base for mapping outbound memory
(Lad Prabhakar)
Generic host bridge driver:
- Support building as module (Rob Herring)
- Eliminate pci_host_common_probe wrappers (Rob Herring)
Amlogic Meson PCIe controller driver:
- Don't use FAST_LINK_MODE to set up link (Marc Zyngier)
Broadcom STB PCIe controller driver:
- Disable ASPM L0s if 'aspm-no-l0s' in DT (Jim Quinlan)
- Fix clk_put() error (Jim Quinlan)
- Fix window register offset (Jim Quinlan)
- Assert fundamental reset on initialization (Nicolas Saenz Julienne)
- Add notify xHCI reset property (Nicolas Saenz Julienne)
- Add init routine for Raspberry Pi 4 VL805 USB controller (Nicolas
Saenz Julienne)
- Sync with Raspberry Pi 4 firmware for VL805 initialization (Nicolas
Saenz Julienne)
Cadence PCIe controller driver:
- Remove "cdns,max-outbound-regions" DT property (replaced by
"ranges") (Kishon Vijay Abraham I)
- Read 32-bit (not 16-bit) Vendor ID/Device ID property from DT
(Kishon Vijay Abraham I)
Marvell Aardvark PCIe controller driver:
- Improve link training (Marek Behún)
- Add PHY support (Marek Behún)
- Add "phys", "max-link-speed", "reset-gpios" to dt-binding (Marek
Behún)
- Train link immediately after enabling training to work around
detection issues with some cards (Pali Rohár)
- Issue PERST via GPIO to work around detection issues (Pali Rohár)
- Don't blindly enable ASPM L0s (Pali Rohár)
- Replace custom macros by standard linux/pci_regs.h macros (Pali
Rohár)
Microsoft Hyper-V host bridge driver:
- Fix probe failure path to release resource (Wei Hu)
- Retry PCI bus D0 entry on invalid device state for kdump (Wei Hu)
Renesas R-Car PCIe controller driver:
- Fix incorrect programming of OB windows (Andrew Murray)
- Add suspend/resume (Kazufumi Ikeda)
- Rename pcie-rcar.c to pcie-rcar-host.c (Lad Prabhakar)
- Add endpoint controller driver (Lad Prabhakar)
- Fix PCIEPAMR mask calculation (Lad Prabhakar)
- Add r8a77961 to DT binding (Yoshihiro Shimoda)
Socionext UniPhier Pro5 controller driver:
- Add endpoint controller driver (Kunihiko Hayashi)
Synopsys DesignWare PCIe controller driver:
- Program outbound ATU upper limit register (Alan Mikhak)
- Fix inner MSI IRQ domain registration (Marc Zyngier)
Miscellaneous:
- Check for platform_get_irq() failure consistently (negative return
means failure) (Aman Sharma)
- Fix several runtime PM get/put imbalances (Dinghao Liu)
- Use flexible-array and struct_size() helpers for code cleanup
(Gustavo A. R. Silva)
- Update & fix issues in bridge emulation of PCIe registers (Jon
Derrick)
- Add macros for bridge window names (PCI_BRIDGE_IO_WINDOW, etc)
(Krzysztof Wilczyński)
- Work around Intel PCH MROMs that have invalid BARs (Xiaochun Lee)"
* tag 'pci-v5.8-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (100 commits)
PCI: uniphier: Add Socionext UniPhier Pro5 PCIe endpoint controller driver
PCI: Add ACS quirk for Intel Root Complex Integrated Endpoints
PCI/DPC: Print IRQ number used by port
PCI/AER: Use "aer" variable for capability offset
PCI/AER: Remove redundant dev->aer_cap checks
PCI/AER: Remove redundant pci_is_pcie() checks
PCI/AER: Remove HEST/FIRMWARE_FIRST parsing for AER ownership
PCI: tegra: Fix runtime PM imbalance on error
PCI: vmd: Filter resource type bits from shadow register
PCI: tegra194: Fix runtime PM imbalance on error
dt-bindings: PCI: Add UniPhier PCIe endpoint controller description
PCI: hv: Use struct_size() helper
PCI: Rename _DSM constants to align with spec
PCI: Avoid FLR for AMD Starship USB 3.0
PCI: Avoid FLR for AMD Matisse HD Audio & USB 3.0
x86/PCI: Drop unused xen_register_pirq() gsi_override parameter
PCI: dwc: Use private data pointer of "struct irq_domain" to get pcie_port
PCI: amlogic: meson: Don't use FAST_LINK_MODE to set up link
PCI: dwc: Fix inner MSI IRQ domain registration
PCI: dwc: pci-dra7xx: Use devm_platform_ioremap_resource_byname()
...
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git://git.kernel.org/pub/scm/linux/kernel/git/brodo/linux
Pull pcmcia updates from Dominik Brodowski:
"Two minor PCMCIA odd fixes: one replacing zero-length arrays with a
flexible-array member, and one making a local function static"
* 'pcmcia-next' of git://git.kernel.org/pub/scm/linux/kernel/git/brodo/linux:
pcmcia: make pccard_loop_tuple() static
pcmcia: Replace zero-length array with flexible-array
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Factor code shared between pci_64 and electra_cf into a ioremap_pbh helper
that follows the normal ioremap semantics, and returns a useful __iomem
pointer. Note that it opencodes __ioremap_at as we know from the callers
the slab is available. Switch pci_64 to also store the result as __iomem
pointer, and unmap the result using iounmap instead of force casting and
using vmalloc APIs.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Christophe Leroy <christophe.leroy@c-s.fr>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: David Airlie <airlied@linux.ie>
Cc: Gao Xiang <xiang@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: "K. Y. Srinivasan" <kys@microsoft.com>
Cc: Laura Abbott <labbott@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Michael Kelley <mikelley@microsoft.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Nitin Gupta <ngupta@vflare.org>
Cc: Robin Murphy <robin.murphy@arm.com>
Cc: Sakari Ailus <sakari.ailus@linux.intel.com>
Cc: Stephen Hemminger <sthemmin@microsoft.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Wei Liu <wei.liu@kernel.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Paul Mackerras <paulus@ozlabs.org>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Will Deacon <will@kernel.org>
Link: http://lkml.kernel.org/r/20200414131348.444715-7-hch@lst.de
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Remove the loop used to free CardBus resources and replace it with
a yenta_free_res() helper used to release bridge resources explicitly.
Link: https://lore.kernel.org/r/20200520183411.1534621-3-kw@linux.com
Signed-off-by: Krzysztof Wilczynski <kw@linux.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Use bridge resource definitions instead of using the PCI_BRIDGE_RESOURCES
constant with an integer offeset.
Link: https://lore.kernel.org/r/20200520183411.1534621-2-kw@linux.com
Signed-off-by: Krzysztof Wilczynski <kw@linux.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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pccard_loop_tuple() is only used within drivers/pcmcia/pcmcia_cis.c, so
make that function static.
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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There are a few space characters I found by chance. I think they are
redundant, so I removed them.
Signed-off-by: Hu Haowen <xianfengting221@163.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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The current codebase makes use of the zero-length array language
extension to the C90 standard, but the preferred mechanism to declare
variable-length types such as these ones is a flexible array member[1][2],
introduced in C99:
struct foo {
int stuff;
struct boo array[];
};
By making use of the mechanism above, we will get a compiler warning
in case the flexible array does not occur last in the structure, which
will help us prevent some kind of undefined behavior bugs from being
inadvertently introduced[3] to the codebase from now on.
Also, notice that, dynamic memory allocations won't be affected by
this change:
"Flexible array members have incomplete type, and so the sizeof operator
may not be applied. As a quirk of the original implementation of
zero-length arrays, sizeof evaluates to zero."[1]
This issue was found with the help of Coccinelle.
[1] https://gcc.gnu.org/onlinedocs/gcc/Zero-Length.html
[2] https://github.com/KSPP/linux/issues/21
[3] commit 76497732932f ("cxgb3/l2t: Fix undefined behaviour")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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The current codebase makes use of the zero-length array language
extension to the C90 standard, but the preferred mechanism to declare
variable-length types such as these ones is a flexible array member[1][2],
introduced in C99:
struct foo {
int stuff;
struct boo array[];
};
By making use of the mechanism above, we will get a compiler warning
in case the flexible array does not occur last in the structure, which
will help us prevent some kind of undefined behavior bugs from being
inadvertently introduced[3] to the codebase from now on.
Also, notice that, dynamic memory allocations won't be affected by
this change:
"Flexible array members have incomplete type, and so the sizeof operator
may not be applied. As a quirk of the original implementation of
zero-length arrays, sizeof evaluates to zero."[1]
This issue was found with the help of Coccinelle.
[1] https://gcc.gnu.org/onlinedocs/gcc/Zero-Length.html
[2] https://github.com/KSPP/linux/issues/21
[3] commit 76497732932f ("cxgb3/l2t: Fix undefined behaviour")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Since snprintf() returns the would-be-output size instead of the
actual output size, the succeeding calls may go beyond the given
buffer limit. Fix it by replacing with scnprintf().
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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device_driver name is const char pointer, so it not useful to cast
driver_name (which is already const char).
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Remove the unused function indirect_read16, which
is similar to indirect_read with the exception that
it reads 16 instead of 8 bit.
Co-developed-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Simon Geis <simon.geis@fau.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Remove the enter/leave macros and the corresponding calls.
These are obsolete since ftrace is available.
Co-developed-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Simon Geis <simon.geis@fau.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Include the more general linux/io.h instead of asm/io.h
as checkpatch suggests.
Co-developed-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Simon Geis <simon.geis@fau.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Split the lines with more than 80 characters
in order to improve readability of the code.
Co-developed-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Simon Geis <simon.geis@fau.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Improve readability by moving the assignment out of if conditions.
Co-developed-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Simon Geis <simon.geis@fau.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Align switch and case labels in order to improve readability.
For the same reason, change the indentation of an if-statement.
Co-developed-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Simon Geis <simon.geis@fau.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Improve readability of the code by inserting a blank line
after variable declarations.
Co-developed-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Simon Geis <simon.geis@fau.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Remove braces around single statement blocks in order to
improve readability.
Co-developed-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Simon Geis <simon.geis@fau.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Improve the readability by adding whitespaces after commas and around
comparative operations. Also change indentation of one comment block.
While at it, remove trailing whitespaces and spaces before tabs.
Co-developed-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Simon Geis <simon.geis@fau.de>
[linux@dominikbrodowski.net: fixup one additional definition]
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Improve the log output by using the device-aware dev_err()/dev_info()
functions. While at it, update one remaining printk(KERN_ERR ...) call
to the preferred pr_err() call and delete commented out debugging lines.
Co-developed-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Simon Geis <simon.geis@fau.de>
[linux@dominikbrodowski.net: disapply unneeded part of patch]
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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A recent cleanup patch removed the remaining users of dprintk() in
i82092.c, so get rid of the definition of dprintk() as well.
Fixes: 836e9494f448 ("pcmcia/i82092: Refactored dprintk macro for dev_dbg().")
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Include <pcmcia/ds.h> for pcmcia_parse_tuple declaration
to fix the following sparse warning:
drivers/pcmcia/cistpl.c:1287:5: warning: symbol 'pcmcia_parse_tuple' was not declared. Should it be static?
Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Include cs_internal.h (and pcmcia/cistpl.h as required by
cs_internal.h) for the declearions of cb_alloc and cb_free
to silence the following sparse warnings:
drivers/pcmcia/cardbus.c:64:11: warning: symbol 'cb_alloc' was not declared. Should it be static?
drivers/pcmcia/cardbus.c:103:6: warning: symbol 'cb_free' was not declared. Should it be static?
Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Instead of using to_pci_dev + pci_get_drvdata,
use dev_get_drvdata to make code simpler.
Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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Trivial fix to clean up indentation issues, remove spaces
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security
Pull kernel lockdown mode from James Morris:
"This is the latest iteration of the kernel lockdown patchset, from
Matthew Garrett, David Howells and others.
From the original description:
This patchset introduces an optional kernel lockdown feature,
intended to strengthen the boundary between UID 0 and the kernel.
When enabled, various pieces of kernel functionality are restricted.
Applications that rely on low-level access to either hardware or the
kernel may cease working as a result - therefore this should not be
enabled without appropriate evaluation beforehand.
The majority of mainstream distributions have been carrying variants
of this patchset for many years now, so there's value in providing a
doesn't meet every distribution requirement, but gets us much closer
to not requiring external patches.
There are two major changes since this was last proposed for mainline:
- Separating lockdown from EFI secure boot. Background discussion is
covered here: https://lwn.net/Articles/751061/
- Implementation as an LSM, with a default stackable lockdown LSM
module. This allows the lockdown feature to be policy-driven,
rather than encoding an implicit policy within the mechanism.
The new locked_down LSM hook is provided to allow LSMs to make a
policy decision around whether kernel functionality that would allow
tampering with or examining the runtime state of the kernel should be
permitted.
The included lockdown LSM provides an implementation with a simple
policy intended for general purpose use. This policy provides a coarse
level of granularity, controllable via the kernel command line:
lockdown={integrity|confidentiality}
Enable the kernel lockdown feature. If set to integrity, kernel features
that allow userland to modify the running kernel are disabled. If set to
confidentiality, kernel features that allow userland to extract
confidential information from the kernel are also disabled.
This may also be controlled via /sys/kernel/security/lockdown and
overriden by kernel configuration.
New or existing LSMs may implement finer-grained controls of the
lockdown features. Refer to the lockdown_reason documentation in
include/linux/security.h for details.
The lockdown feature has had signficant design feedback and review
across many subsystems. This code has been in linux-next for some
weeks, with a few fixes applied along the way.
Stephen Rothwell noted that commit 9d1f8be5cf42 ("bpf: Restrict bpf
when kernel lockdown is in confidentiality mode") is missing a
Signed-off-by from its author. Matthew responded that he is providing
this under category (c) of the DCO"
* 'next-lockdown' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security: (31 commits)
kexec: Fix file verification on S390
security: constify some arrays in lockdown LSM
lockdown: Print current->comm in restriction messages
efi: Restrict efivar_ssdt_load when the kernel is locked down
tracefs: Restrict tracefs when the kernel is locked down
debugfs: Restrict debugfs when the kernel is locked down
kexec: Allow kexec_file() with appropriate IMA policy when locked down
lockdown: Lock down perf when in confidentiality mode
bpf: Restrict bpf when kernel lockdown is in confidentiality mode
lockdown: Lock down tracing and perf kprobes when in confidentiality mode
lockdown: Lock down /proc/kcore
x86/mmiotrace: Lock down the testmmiotrace module
lockdown: Lock down module params that specify hardware parameters (eg. ioport)
lockdown: Lock down TIOCSSERIAL
lockdown: Prohibit PCMCIA CIS storage when the kernel is locked down
acpi: Disable ACPI table override if the kernel is locked down
acpi: Ignore acpi_rsdp kernel param when the kernel has been locked down
ACPI: Limit access to custom_method when the kernel is locked down
x86/msr: Restrict MSR access when the kernel is locked down
x86: Lock down IO port access when the kernel is locked down
...
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