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Linux 4.5-rc4

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Merge tag 'v4.5-rc4' into ras/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2016-02-18 09:03:57 +01:00
commit 061f817eb6
735 changed files with 6611 additions and 56920 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
Documentation/cgroup-v2.txt
View File

@ -7,7 +7,7 @@ This is the authoritative documentation on the design, interface and
conventions of cgroup v2. It describes all userland-visible aspects
of cgroup including core and specific controller behaviors. All
future changes must be reflected in this document. Documentation for
v1 is available under Documentation/cgroup-legacy/.
v1 is available under Documentation/cgroup-v1/.
CONTENTS
@ -843,6 +843,10 @@ PAGE_SIZE multiple when read back.
Amount of memory used to cache filesystem data,
including tmpfs and shared memory.
sock
Amount of memory used in network transmission buffers
file_mapped
Amount of cached filesystem data mapped with mmap()

4
Documentation/devicetree/bindings/net/brcm,bcmgenet.txt
View File

@ -68,7 +68,7 @@ ethernet@f0b60000 {
phy1: ethernet-phy@1 {
max-speed = <1000>;
reg = <0x1>;
compatible = "brcm,28nm-gphy", "ethernet-phy-ieee802.3-c22";
compatible = "ethernet-phy-ieee802.3-c22";
};
};
};
@ -115,7 +115,7 @@ ethernet@f0ba0000 {
phy0: ethernet-phy@0 {
max-speed = <1000>;
reg = <0x0>;
compatible = "brcm,bcm53125", "ethernet-phy-ieee802.3-c22";
compatible = "ethernet-phy-ieee802.3-c22";
};
};
};

5
Documentation/devicetree/bindings/net/hisilicon-hns-dsaf.txt
View File

@ -4,8 +4,6 @@ Required properties:
- compatible: should be "hisilicon,hns-dsaf-v1" or "hisilicon,hns-dsaf-v2".
"hisilicon,hns-dsaf-v1" is for hip05.
"hisilicon,hns-dsaf-v2" is for Hi1610 and Hi1612.
- dsa-name: dsa fabric name who provide this interface.
should be "dsafX", X is the dsaf id.
- mode: dsa fabric mode string. only support one of dsaf modes like these:
"2port-64vf",
"6port-16rss",
@ -26,9 +24,8 @@ Required properties:
Example:
dsa: dsa@c7000000 {
dsaf0: dsa@c7000000 {
compatible = "hisilicon,hns-dsaf-v1";
dsa_name = "dsaf0";
mode = "6port-16rss";
interrupt-parent = <&mbigen_dsa>;
reg = <0x0 0xC0000000 0x0 0x420000

7
Documentation/devicetree/bindings/net/hisilicon-hns-nic.txt
View File

@ -4,8 +4,9 @@ Required properties:
- compatible: "hisilicon,hns-nic-v1" or "hisilicon,hns-nic-v2".
"hisilicon,hns-nic-v1" is for hip05.
"hisilicon,hns-nic-v2" is for Hi1610 and Hi1612.
- ae-name: accelerator name who provides this interface,
is simply a name referring to the name of name in the accelerator node.
- ae-handle: accelerator engine handle for hns,
specifies a reference to the associating hardware driver node.
see Documentation/devicetree/bindings/net/hisilicon-hns-dsaf.txt
- port-id: is the index of port provided by DSAF (the accelerator). DSAF can
connect to 8 PHYs. Port 0 to 1 are both used for adminstration purpose. They
are called debug ports.
@ -41,7 +42,7 @@ Example:
ethernet@0{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <0>;
local-mac-address = [a2 14 e4 4b 56 76];
};

7
Documentation/devicetree/bindings/net/marvell-armada-370-neta.txt
View File

@ -6,12 +6,17 @@ Required properties:
- interrupts: interrupt for the device
- phy: See ethernet.txt file in the same directory.
- phy-mode: See ethernet.txt file in the same directory
- clocks: a pointer to the reference clock for this device.
- clocks: List of clocks for this device. At least one clock is
mandatory for the core clock. If several clocks are given, then the
clock-names property must be used to identify them.
Optional properties:
- tx-csum-limit: maximum mtu supported by port that allow TX checksum.
Value is presented in bytes. If not used, by default 1600B is set for
"marvell,armada-370-neta" and 9800B for others.
- clock-names: List of names corresponding to clocks property; shall be
"core" for core clock and "bus" for the optional bus clock.
Example:

8
Documentation/devicetree/bindings/net/mdio-mux-gpio.txt
View File

@ -38,7 +38,6 @@ Example :
phy11: ethernet-phy@1 {
reg = <1>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -48,7 +47,6 @@ Example :
};
phy12: ethernet-phy@2 {
reg = <2>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -58,7 +56,6 @@ Example :
};
phy13: ethernet-phy@3 {
reg = <3>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -68,7 +65,6 @@ Example :
};
phy14: ethernet-phy@4 {
reg = <4>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -85,7 +81,6 @@ Example :
phy21: ethernet-phy@1 {
reg = <1>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -95,7 +90,6 @@ Example :
};
phy22: ethernet-phy@2 {
reg = <2>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -105,7 +99,6 @@ Example :
};
phy23: ethernet-phy@3 {
reg = <3>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -115,7 +108,6 @@ Example :
};
phy24: ethernet-phy@4 {
reg = <4>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,

8
Documentation/devicetree/bindings/net/mdio-mux.txt
View File

@ -47,7 +47,6 @@ Example :
phy11: ethernet-phy@1 {
reg = <1>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -57,7 +56,6 @@ Example :
};
phy12: ethernet-phy@2 {
reg = <2>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -67,7 +65,6 @@ Example :
};
phy13: ethernet-phy@3 {
reg = <3>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -77,7 +74,6 @@ Example :
};
phy14: ethernet-phy@4 {
reg = <4>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -94,7 +90,6 @@ Example :
phy21: ethernet-phy@1 {
reg = <1>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -104,7 +99,6 @@ Example :
};
phy22: ethernet-phy@2 {
reg = <2>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -114,7 +108,6 @@ Example :
};
phy23: ethernet-phy@3 {
reg = <3>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -124,7 +117,6 @@ Example :
};
phy24: ethernet-phy@4 {
reg = <4>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,

6
Documentation/devicetree/bindings/net/phy.txt
View File

@ -17,8 +17,7 @@ Optional Properties:
"ethernet-phy-ieee802.3-c22" or "ethernet-phy-ieee802.3-c45" for
PHYs that implement IEEE802.3 clause 22 or IEEE802.3 clause 45
specifications. If neither of these are specified, the default is to
assume clause 22. The compatible list may also contain other
elements.
assume clause 22.
If the phy's identifier is known then the list may contain an entry
of the form: "ethernet-phy-idAAAA.BBBB" where
@ -28,6 +27,9 @@ Optional Properties:
4 hex digits. This is the chip vendor OUI bits 19:24,
followed by 10 bits of a vendor specific ID.
The compatible list should not contain other values than those
listed here.
- max-speed: Maximum PHY supported speed (10, 100, 1000...)
- broken-turn-around: If set, indicates the PHY device does not correctly

1
Documentation/devicetree/bindings/pci/pci-rcar-gen2.txt
View File

@ -8,6 +8,7 @@ OHCI and EHCI controllers.
Required properties:
- compatible: "renesas,pci-r8a7790" for the R8A7790 SoC;
"renesas,pci-r8a7791" for the R8A7791 SoC;
"renesas,pci-r8a7793" for the R8A7793 SoC;
"renesas,pci-r8a7794" for the R8A7794 SoC;
"renesas,pci-rcar-gen2" for a generic R-Car Gen2 compatible device

1
Documentation/devicetree/bindings/pci/rcar-pci.txt
View File

@ -4,6 +4,7 @@ Required properties:
compatible: "renesas,pcie-r8a7779" for the R8A7779 SoC;
"renesas,pcie-r8a7790" for the R8A7790 SoC;
"renesas,pcie-r8a7791" for the R8A7791 SoC;
"renesas,pcie-r8a7793" for the R8A7793 SoC;
"renesas,pcie-r8a7795" for the R8A7795 SoC;
"renesas,pcie-rcar-gen2" for a generic R-Car Gen2 compatible device.

2
Documentation/devicetree/bindings/sound/fsl-asoc-card.txt
View File

@ -30,6 +30,8 @@ The compatible list for this generic sound card currently:
"fsl,imx-audio-sgtl5000"
(compatible with Documentation/devicetree/bindings/sound/imx-audio-sgtl5000.txt)
"fsl,imx-audio-wm8960"
Required properties:
- compatible : Contains one of entries in the compatible list.

37
Documentation/devicetree/bindings/thermal/rcar-thermal.txt
View File

@ -1,8 +1,9 @@
* Renesas R-Car Thermal
Required properties:
- compatible : "renesas,thermal-<soctype>", "renesas,rcar-thermal"
as fallback.
- compatible : "renesas,thermal-<soctype>",
"renesas,rcar-gen2-thermal" (with thermal-zone) or
"renesas,rcar-thermal" (without thermal-zone) as fallback.
Examples with soctypes are:
- "renesas,thermal-r8a73a4" (R-Mobile APE6)
- "renesas,thermal-r8a7779" (R-Car H1)
@ -36,3 +37,35 @@ thermal@e61f0000 {
0xe61f0300 0x38>;
interrupts = <0 69 IRQ_TYPE_LEVEL_HIGH>;
};
Example (with thermal-zone):
thermal-zones {
cpu_thermal: cpu-thermal {
polling-delay-passive = <1000>;
polling-delay = <5000>;
thermal-sensors = <&thermal>;
trips {
cpu-crit {
temperature = <115000>;
hysteresis = <0>;
type = "critical";
};
};
cooling-maps {
};
};
};
thermal: thermal@e61f0000 {
compatible = "renesas,thermal-r8a7790",
"renesas,rcar-gen2-thermal",
"renesas,rcar-thermal";
reg = <0 0xe61f0000 0 0x14>, <0 0xe61f0100 0 0x38>;
interrupts = <0 69 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp5_clks R8A7790_CLK_THERMAL>;
power-domains = <&cpg_clocks>;
#thermal-sensor-cells = <0>;
};

13
Documentation/filesystems/proc.txt
View File

@ -240,8 +240,8 @@ Table 1-2: Contents of the status files (as of 4.1)
RssFile size of resident file mappings
RssShmem size of resident shmem memory (includes SysV shm,
mapping of tmpfs and shared anonymous mappings)
VmData size of data, stack, and text segments
VmStk size of data, stack, and text segments
VmData size of private data segments
VmStk size of stack segments
VmExe size of text segment
VmLib size of shared library code
VmPTE size of page table entries
@ -356,7 +356,7 @@ address perms offset dev inode pathname
a7cb1000-a7cb2000 ---p 00000000 00:00 0
a7cb2000-a7eb2000 rw-p 00000000 00:00 0
a7eb2000-a7eb3000 ---p 00000000 00:00 0
a7eb3000-a7ed5000 rw-p 00000000 00:00 0 [stack:1001]
a7eb3000-a7ed5000 rw-p 00000000 00:00 0
a7ed5000-a8008000 r-xp 00000000 03:00 4222 /lib/libc.so.6
a8008000-a800a000 r--p 00133000 03:00 4222 /lib/libc.so.6
a800a000-a800b000 rw-p 00135000 03:00 4222 /lib/libc.so.6
@ -388,7 +388,6 @@ is not associated with a file:
[heap] = the heap of the program
[stack] = the stack of the main process
[stack:1001] = the stack of the thread with tid 1001
[vdso] = the "virtual dynamic shared object",
the kernel system call handler
@ -396,10 +395,8 @@ is not associated with a file:
The /proc/PID/task/TID/maps is a view of the virtual memory from the viewpoint
of the individual tasks of a process. In this file you will see a mapping marked
as [stack] if that task sees it as a stack. This is a key difference from the
content of /proc/PID/maps, where you will see all mappings that are being used
as stack by all of those tasks. Hence, for the example above, the task-level
map, i.e. /proc/PID/task/TID/maps for thread 1001 will look like this:
as [stack] if that task sees it as a stack. Hence, for the example above, the
task-level map, i.e. /proc/PID/task/TID/maps for thread 1001 will look like this:
08048000-08049000 r-xp 00000000 03:00 8312 /opt/test
08049000-0804a000 rw-p 00001000 03:00 8312 /opt/test

16
Documentation/kernel-parameters.txt
View File

@ -1496,6 +1496,11 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
could change it dynamically, usually by
/sys/module/printk/parameters/ignore_loglevel.
ignore_rlimit_data
Ignore RLIMIT_DATA setting for data mappings,
print warning at first misuse. Can be changed via
/sys/module/kernel/parameters/ignore_rlimit_data.
ihash_entries= [KNL]
Set number of hash buckets for inode cache.
@ -4230,6 +4235,17 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
The default value of this parameter is determined by
the config option CONFIG_WQ_POWER_EFFICIENT_DEFAULT.
workqueue.debug_force_rr_cpu
Workqueue used to implicitly guarantee that work
items queued without explicit CPU specified are put
on the local CPU. This guarantee is no longer true
and while local CPU is still preferred work items
may be put on foreign CPUs. This debug option
forces round-robin CPU selection to flush out
usages which depend on the now broken guarantee.
When enabled, memory and cache locality will be
impacted.
x2apic_phys [X86-64,APIC] Use x2apic physical mode instead of
default x2apic cluster mode on platforms
supporting x2apic.

2
Documentation/networking/ip-sysctl.txt
View File

@ -594,7 +594,7 @@ tcp_fastopen - INTEGER
tcp_syn_retries - INTEGER
Number of times initial SYNs for an active TCP connection attempt
will be retransmitted. Should not be higher than 255. Default value
will be retransmitted. Should not be higher than 127. Default value
is 6, which corresponds to 63seconds till the last retransmission
with the current initial RTO of 1second. With this the final timeout
for an active TCP connection attempt will happen after 127seconds.

75
MAINTAINERS
View File

@ -223,9 +223,7 @@ F: drivers/scsi/aacraid/
ABI/API
L: linux-api@vger.kernel.org
F: Documentation/ABI/
F: include/linux/syscalls.h
F: include/uapi/
F: kernel/sys_ni.c
ABIT UGURU 1,2 HARDWARE MONITOR DRIVER
@ -686,13 +684,6 @@ M: Michael Hanselmann <linux-kernel@hansmi.ch>
S: Supported
F: drivers/macintosh/ams/
AMSO1100 RNIC DRIVER
M: Tom Tucker <tom@opengridcomputing.com>
M: Steve Wise <swise@opengridcomputing.com>
L: linux-rdma@vger.kernel.org
S: Maintained
F: drivers/infiniband/hw/amso1100/
ANALOG DEVICES INC AD9389B DRIVER
M: Hans Verkuil <hans.verkuil@cisco.com>
L: linux-media@vger.kernel.org
@ -967,6 +958,8 @@ M: Rob Herring <robh@kernel.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-highbank/
F: arch/arm/boot/dts/highbank.dts
F: arch/arm/boot/dts/ecx-*.dts*
ARM/CAVIUM NETWORKS CNS3XXX MACHINE SUPPORT
M: Krzysztof Halasa <khalasa@piap.pl>
@ -1042,6 +1035,7 @@ M: Barry Song <baohua@kernel.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://git.kernel.org/pub/scm/linux/kernel/git/baohua/linux.git
S: Maintained
F: arch/arm/boot/dts/prima2*
F: arch/arm/mach-prima2/
F: drivers/clk/sirf/
F: drivers/clocksource/timer-prima2.c
@ -1143,6 +1137,10 @@ W: http://www.hisilicon.com
S: Supported
T: git git://github.com/hisilicon/linux-hisi.git
F: arch/arm/mach-hisi/
F: arch/arm/boot/dts/hi3*
F: arch/arm/boot/dts/hip*
F: arch/arm/boot/dts/hisi*
F: arch/arm64/boot/dts/hisilicon/
ARM/HP JORNADA 7XX MACHINE SUPPORT
M: Kristoffer Ericson <kristoffer.ericson@gmail.com>
@ -1219,6 +1217,7 @@ M: Santosh Shilimkar <ssantosh@kernel.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-keystone/
F: arch/arm/boot/dts/k2*
T: git git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone.git
ARM/TEXAS INSTRUMENT KEYSTONE CLOCK FRAMEWORK
@ -1287,6 +1286,7 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-berlin/
F: arch/arm/boot/dts/berlin*
F: arch/arm64/boot/dts/marvell/berlin*
ARM/Marvell Dove/MV78xx0/Orion SOC support
@ -1425,6 +1425,7 @@ S: Maintained
F: arch/arm/boot/dts/qcom-*.dts
F: arch/arm/boot/dts/qcom-*.dtsi
F: arch/arm/mach-qcom/
F: arch/arm64/boot/dts/qcom/*
F: drivers/soc/qcom/
F: drivers/tty/serial/msm_serial.h
F: drivers/tty/serial/msm_serial.c
@ -1484,6 +1485,8 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: linux-samsung-soc@vger.kernel.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/boot/dts/s3c*
F: arch/arm/boot/dts/s5p*
F: arch/arm/boot/dts/samsung*
F: arch/arm/boot/dts/exynos*
F: arch/arm64/boot/dts/exynos/
F: arch/arm/plat-samsung/
@ -1563,6 +1566,7 @@ S: Maintained
F: arch/arm/mach-socfpga/
F: arch/arm/boot/dts/socfpga*
F: arch/arm/configs/socfpga_defconfig
F: arch/arm64/boot/dts/altera/
W: http://www.rocketboards.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git
@ -1716,7 +1720,7 @@ M: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/boot/dts/vexpress*
F: arch/arm64/boot/dts/arm/vexpress*
F: arch/arm64/boot/dts/arm/
F: arch/arm/mach-vexpress/
F: */*/vexpress*
F: */*/*/vexpress*
@ -2343,6 +2347,7 @@ F: arch/arm/mach-bcm/
F: arch/arm/boot/dts/bcm113*
F: arch/arm/boot/dts/bcm216*
F: arch/arm/boot/dts/bcm281*
F: arch/arm64/boot/dts/broadcom/
F: arch/arm/configs/bcm_defconfig
F: drivers/mmc/host/sdhci-bcm-kona.c
F: drivers/clocksource/bcm_kona_timer.c
@ -2357,14 +2362,6 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/rpi/linux-rpi.git
S: Maintained
N: bcm2835
BROADCOM BCM33XX MIPS ARCHITECTURE
M: Kevin Cernekee <cernekee@gmail.com>
L: linux-mips@linux-mips.org
S: Maintained
F: arch/mips/bcm3384/*
F: arch/mips/include/asm/mach-bcm3384/*
F: arch/mips/kernel/*bmips*
BROADCOM BCM47XX MIPS ARCHITECTURE
M: Hauke Mehrtens <hauke@hauke-m.de>
M: Rafał Miłecki <zajec5@gmail.com>
@ -3445,7 +3442,7 @@ S: Maintained
F: drivers/usb/dwc2/
DESIGNWARE USB3 DRD IP DRIVER
M: Felipe Balbi <balbi@ti.com>
M: Felipe Balbi <balbi@kernel.org>
L: linux-usb@vger.kernel.org
L: linux-omap@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git
@ -4184,13 +4181,6 @@ W: http://aeschi.ch.eu.org/efs/
S: Orphan
F: fs/efs/
EHCA (IBM GX bus InfiniBand adapter) DRIVER
M: Hoang-Nam Nguyen <hnguyen@de.ibm.com>
M: Christoph Raisch <raisch@de.ibm.com>
L: linux-rdma@vger.kernel.org
S: Supported
F: drivers/infiniband/hw/ehca/
EHEA (IBM pSeries eHEA 10Gb ethernet adapter) DRIVER
M: Thadeu Lima de Souza Cascardo <cascardo@linux.vnet.ibm.com>
L: netdev@vger.kernel.org
@ -5809,12 +5799,6 @@ M: Juanjo Ciarlante <jjciarla@raiz.uncu.edu.ar>
S: Maintained
F: net/ipv4/netfilter/ipt_MASQUERADE.c
IPATH DRIVER
M: Mike Marciniszyn <infinipath@intel.com>
L: linux-rdma@vger.kernel.org
S: Maintained
F: drivers/staging/rdma/ipath/
IPMI SUBSYSTEM
M: Corey Minyard <minyard@acm.org>
L: openipmi-developer@lists.sourceforge.net (moderated for non-subscribers)
@ -7370,7 +7354,7 @@ F: drivers/tty/isicom.c
F: include/linux/isicom.h
MUSB MULTIPOINT HIGH SPEED DUAL-ROLE CONTROLLER
M: Felipe Balbi <balbi@ti.com>
M: Felipe Balbi <balbi@kernel.org>
L: linux-usb@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git
S: Maintained
@ -7939,7 +7923,7 @@ F: drivers/media/platform/omap3isp/
F: drivers/staging/media/omap4iss/
OMAP USB SUPPORT
M: Felipe Balbi <balbi@ti.com>
M: Felipe Balbi <balbi@kernel.org>
L: linux-usb@vger.kernel.org
L: linux-omap@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git
@ -8818,6 +8802,7 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://github.com/hzhuang1/linux.git
T: git git://github.com/rjarzmik/linux.git
S: Maintained
F: arch/arm/boot/dts/pxa*
F: arch/arm/mach-pxa/
F: drivers/dma/pxa*
F: drivers/pcmcia/pxa2xx*
@ -8847,6 +8832,7 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://github.com/hzhuang1/linux.git
T: git git://git.linaro.org/people/ycmiao/pxa-linux.git
S: Maintained
F: arch/arm/boot/dts/mmp*
F: arch/arm/mach-mmp/
PXA MMCI DRIVER
@ -9793,10 +9779,11 @@ S: Supported
F: drivers/scsi/be2iscsi/
Emulex 10Gbps NIC BE2, BE3-R, Lancer, Skyhawk-R DRIVER
M: Sathya Perla <sathya.perla@avagotech.com>
M: Ajit Khaparde <ajit.khaparde@avagotech.com>
M: Padmanabh Ratnakar <padmanabh.ratnakar@avagotech.com>
M: Sriharsha Basavapatna <sriharsha.basavapatna@avagotech.com>
M: Sathya Perla <sathya.perla@broadcom.com>
M: Ajit Khaparde <ajit.khaparde@broadcom.com>
M: Padmanabh Ratnakar <padmanabh.ratnakar@broadcom.com>
M: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
M: Somnath Kotur <somnath.kotur@broadcom.com>
L: netdev@vger.kernel.org
W: http://www.emulex.com
S: Supported
@ -10158,6 +10145,7 @@ S: Supported
F: drivers/media/pci/solo6x10/
SOFTWARE RAID (Multiple Disks) SUPPORT
M: Shaohua Li <shli@kernel.org>
L: linux-raid@vger.kernel.org
T: git git://neil.brown.name/md
S: Supported
@ -10173,7 +10161,7 @@ F: drivers/net/ethernet/natsemi/sonic.*
SONICS SILICON BACKPLANE DRIVER (SSB)
M: Michael Buesch <m@bues.ch>
L: netdev@vger.kernel.org
L: linux-wireless@vger.kernel.org
S: Maintained
F: drivers/ssb/
F: include/linux/ssb/
@ -10291,6 +10279,7 @@ L: spear-devel@list.st.com
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
W: http://www.st.com/spear
S: Maintained
F: arch/arm/boot/dts/spear*
F: arch/arm/mach-spear/
SPEAR CLOCK FRAMEWORK SUPPORT
@ -11318,7 +11307,7 @@ F: Documentation/usb/ehci.txt
F: drivers/usb/host/ehci*
USB GADGET/PERIPHERAL SUBSYSTEM
M: Felipe Balbi <balbi@ti.com>
M: Felipe Balbi <balbi@kernel.org>
L: linux-usb@vger.kernel.org
W: http://www.linux-usb.org/gadget
T: git git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git
@ -11394,7 +11383,7 @@ S: Maintained
F: drivers/net/usb/pegasus.*
USB PHY LAYER
M: Felipe Balbi <balbi@ti.com>
M: Felipe Balbi <balbi@kernel.org>
L: linux-usb@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git
S: Maintained
@ -12133,7 +12122,7 @@ F: drivers/net/hamradio/*scc.c
F: drivers/net/hamradio/z8530.h
ZBUD COMPRESSED PAGE ALLOCATOR
M: Seth Jennings <sjennings@variantweb.net>
M: Seth Jennings <sjenning@redhat.com>
L: linux-mm@kvack.org
S: Maintained
F: mm/zbud.c
@ -12188,7 +12177,7 @@ F: include/linux/zsmalloc.h
F: Documentation/vm/zsmalloc.txt
ZSWAP COMPRESSED SWAP CACHING
M: Seth Jennings <sjennings@variantweb.net>
M: Seth Jennings <sjenning@redhat.com>
L: linux-mm@kvack.org
S: Maintained
F: mm/zswap.c

2
Makefile
View File

@ -1,7 +1,7 @@
VERSION = 4
PATCHLEVEL = 5
SUBLEVEL = 0
EXTRAVERSION = -rc2
EXTRAVERSION = -rc4
NAME = Blurry Fish Butt
# *DOCUMENTATION*

21
arch/arc/Kconfig
View File

@ -338,6 +338,19 @@ config ARC_PAGE_SIZE_4K
endchoice
choice
prompt "MMU Super Page Size"
depends on ISA_ARCV2 && TRANSPARENT_HUGEPAGE
default ARC_HUGEPAGE_2M
config ARC_HUGEPAGE_2M
bool "2MB"
config ARC_HUGEPAGE_16M
bool "16MB"
endchoice
if ISA_ARCOMPACT
config ARC_COMPACT_IRQ_LEVELS
@ -410,7 +423,7 @@ config ARC_HAS_RTC
default n
depends on !SMP
config ARC_HAS_GRTC
config ARC_HAS_GFRC
bool "SMP synchronized 64-bit cycle counter"
default y
depends on SMP
@ -566,6 +579,12 @@ endmenu
endmenu # "ARC Architecture Configuration"
source "mm/Kconfig"
config FORCE_MAX_ZONEORDER
int "Maximum zone order"
default "12" if ARC_HUGEPAGE_16M
default "11"
source "net/Kconfig"
source "drivers/Kconfig"
source "fs/Kconfig"

2
arch/arc/configs/vdk_hs38_smp_defconfig
View File

@ -16,7 +16,7 @@ CONFIG_ARC_PLAT_AXS10X=y
CONFIG_AXS103=y
CONFIG_ISA_ARCV2=y
CONFIG_SMP=y
# CONFIG_ARC_HAS_GRTC is not set
# CONFIG_ARC_HAS_GFRC is not set
CONFIG_ARC_UBOOT_SUPPORT=y
CONFIG_ARC_BUILTIN_DTB_NAME="vdk_hs38_smp"
CONFIG_PREEMPT=y

3
arch/arc/include/asm/arcregs.h
View File

@ -349,14 +349,13 @@ struct cpuinfo_arc {
struct cpuinfo_arc_bpu bpu;
struct bcr_identity core;
struct bcr_isa isa;
struct bcr_timer timers;
unsigned int vec_base;
struct cpuinfo_arc_ccm iccm, dccm;
struct {
unsigned int swap:1, norm:1, minmax:1, barrel:1, crc:1, pad1:3,
fpu_sp:1, fpu_dp:1, pad2:6,
debug:1, ap:1, smart:1, rtt:1, pad3:4,
pad4:8;
timer0:1, timer1:1, rtc:1, gfrc:1, pad4:4;
} extn;
struct bcr_mpy extn_mpy;
struct bcr_extn_xymem extn_xymem;

7
arch/arc/include/asm/irqflags-arcv2.h
View File

@ -30,8 +30,11 @@
/* Was Intr taken in User Mode */
#define AUX_IRQ_ACT_BIT_U 31
/* 0 is highest level, but taken by FIRQs, if present in design */
#define ARCV2_IRQ_DEF_PRIO 0
/*
* User space should be interruptable even by lowest prio interrupt
* Safe even if actual interrupt priorities is fewer or even one
*/
#define ARCV2_IRQ_DEF_PRIO 15
/* seed value for status register */
#define ISA_INIT_STATUS_BITS (STATUS_IE_MASK | STATUS_AD_MASK | \

4
arch/arc/include/asm/mcip.h
View File

@ -39,8 +39,8 @@ struct mcip_cmd {
#define CMD_DEBUG_SET_MASK 0x34
#define CMD_DEBUG_SET_SELECT 0x36
#define CMD_GRTC_READ_LO 0x42
#define CMD_GRTC_READ_HI 0x43
#define CMD_GFRC_READ_LO 0x42
#define CMD_GFRC_READ_HI 0x43
#define CMD_IDU_ENABLE 0x71
#define CMD_IDU_DISABLE 0x72

45
arch/arc/include/asm/pgtable.h
View File

@ -179,37 +179,44 @@
#define __S111 PAGE_U_X_W_R
/****************************************************************
* Page Table Lookup split
* 2 tier (PGD:PTE) software page walker
*
* We implement 2 tier paging and since this is all software, we are free
* to customize the span of a PGD / PTE entry to suit us
*
* 32 bit virtual address
* [31] 32 bit virtual address [0]
* -------------------------------------------------------
* | BITS_FOR_PGD | BITS_FOR_PTE | BITS_IN_PAGE |
* | | <------------ PGDIR_SHIFT ----------> |
* | | |
* | BITS_FOR_PGD | BITS_FOR_PTE | <-- PAGE_SHIFT --> |
* -------------------------------------------------------
* | | |
* | | --> off in page frame
* | |
* | ---> index into Page Table
* |
* ----> index into Page Directory
*
* In a single page size configuration, only PAGE_SHIFT is fixed
* So both PGD and PTE sizing can be tweaked
* e.g. 8K page (PAGE_SHIFT 13) can have
* - PGDIR_SHIFT 21 -> 11:8:13 address split
* - PGDIR_SHIFT 24 -> 8:11:13 address split
*
* If Super Page is configured, PGDIR_SHIFT becomes fixed too,
* so the sizing flexibility is gone.
*/
#define BITS_IN_PAGE PAGE_SHIFT
/* Optimal Sizing of Pg Tbl - based on MMU page size */
#if defined(CONFIG_ARC_PAGE_SIZE_8K)
#define BITS_FOR_PTE 8 /* 11:8:13 */
#elif defined(CONFIG_ARC_PAGE_SIZE_16K)
#define BITS_FOR_PTE 8 /* 10:8:14 */
#elif defined(CONFIG_ARC_PAGE_SIZE_4K)
#define BITS_FOR_PTE 9 /* 11:9:12 */
#if defined(CONFIG_ARC_HUGEPAGE_16M)
#define PGDIR_SHIFT 24
#elif defined(CONFIG_ARC_HUGEPAGE_2M)
#define PGDIR_SHIFT 21
#else
/*
* Only Normal page support so "hackable" (see comment above)
* Default value provides 11:8:13 (8K), 11:9:12 (4K)
*/
#define PGDIR_SHIFT 21
#endif
#define BITS_FOR_PGD (32 - BITS_FOR_PTE - BITS_IN_PAGE)
#define BITS_FOR_PTE (PGDIR_SHIFT - PAGE_SHIFT)
#define BITS_FOR_PGD (32 - PGDIR_SHIFT)
#define PGDIR_SHIFT (32 - BITS_FOR_PGD)
#define PGDIR_SIZE (1UL << PGDIR_SHIFT) /* vaddr span, not PDG sz */
#define PGDIR_MASK (~(PGDIR_SIZE-1))

19
arch/arc/kernel/entry-arcv2.S
View File

@ -211,7 +211,11 @@ debug_marker_syscall:
; (since IRQ NOT allowed in DS in ARCv2, this can only happen if orig
; entry was via Exception in DS which got preempted in kernel).
;
; IRQ RTIE won't reliably restore DE bit and/or BTA, needs handling
; IRQ RTIE won't reliably restore DE bit and/or BTA, needs workaround
;
; Solution is return from Intr w/o any delay slot quirks into a kernel trampoline
; and from pure kernel mode return to delay slot which handles DS bit/BTA correctly
.Lintr_ret_to_delay_slot:
debug_marker_ds:
@ -222,18 +226,23 @@ debug_marker_ds:
ld r2, [sp, PT_ret]
ld r3, [sp, PT_status32]
; STAT32 for Int return created from scratch
; (No delay dlot, disable Further intr in trampoline)
bic r0, r3, STATUS_U_MASK|STATUS_DE_MASK|STATUS_IE_MASK|STATUS_L_MASK
st r0, [sp, PT_status32]
mov r1, .Lintr_ret_to_delay_slot_2
st r1, [sp, PT_ret]
; Orig exception PC/STAT32 safekept @orig_r0 and @event stack slots
st r2, [sp, 0]
st r3, [sp, 4]
b .Lisr_ret_fast_path
.Lintr_ret_to_delay_slot_2:
; Trampoline to restore orig exception PC/STAT32/BTA/AUX_USER_SP
sub sp, sp, SZ_PT_REGS
st r9, [sp, -4]
@ -243,11 +252,19 @@ debug_marker_ds:
ld r9, [sp, 4]
sr r9, [erstatus]
; restore AUX_USER_SP if returning to U mode
bbit0 r9, STATUS_U_BIT, 1f
ld r9, [sp, PT_sp]
sr r9, [AUX_USER_SP]
1:
ld r9, [sp, 8]
sr r9, [erbta]
ld r9, [sp, -4]
add sp, sp, SZ_PT_REGS
; return from pure kernel mode to delay slot
rtie
END(ret_from_exception)

41
arch/arc/kernel/intc-arcv2.c
View File

@ -14,6 +14,8 @@
#include <linux/irqchip.h>
#include <asm/irq.h>
static int irq_prio;
/*
* Early Hardware specific Interrupt setup
* -Called very early (start_kernel -> setup_arch -> setup_processor)
@ -24,6 +26,14 @@ void arc_init_IRQ(void)
{
unsigned int tmp;
struct irq_build {
#ifdef CONFIG_CPU_BIG_ENDIAN
unsigned int pad:3, firq:1, prio:4, exts:8, irqs:8, ver:8;
#else
unsigned int ver:8, irqs:8, exts:8, prio:4, firq:1, pad:3;
#endif
} irq_bcr;
struct aux_irq_ctrl {
#ifdef CONFIG_CPU_BIG_ENDIAN
unsigned int res3:18, save_idx_regs:1, res2:1,
@ -46,28 +56,25 @@ void arc_init_IRQ(void)
WRITE_AUX(AUX_IRQ_CTRL, ictrl);
/* setup status32, don't enable intr yet as kernel doesn't want */
tmp = read_aux_reg(0xa);
tmp |= ISA_INIT_STATUS_BITS;
tmp &= ~STATUS_IE_MASK;
asm volatile("flag %0 \n"::"r"(tmp));
/*
* ARCv2 core intc provides multiple interrupt priorities (upto 16).
* Typical builds though have only two levels (0-high, 1-low)
* Linux by default uses lower prio 1 for most irqs, reserving 0 for
* NMI style interrupts in future (say perf)
*
* Read the intc BCR to confirm that Linux default priority is avail
* in h/w
*
* Note:
* IRQ_BCR[27..24] contains N-1 (for N priority levels) and prio level
* is 0 based.
*/
tmp = (read_aux_reg(ARC_REG_IRQ_BCR) >> 24 ) & 0xF;
if (ARCV2_IRQ_DEF_PRIO > tmp)
panic("Linux default irq prio incorrect\n");
READ_BCR(ARC_REG_IRQ_BCR, irq_bcr);
irq_prio = irq_bcr.prio; /* Encoded as N-1 for N levels */
pr_info("archs-intc\t: %d priority levels (default %d)%s\n",
irq_prio + 1, irq_prio,
irq_bcr.firq ? " FIRQ (not used)":"");
/* setup status32, don't enable intr yet as kernel doesn't want */
tmp = read_aux_reg(0xa);
tmp |= STATUS_AD_MASK | (irq_prio << 1);
tmp &= ~STATUS_IE_MASK;
asm volatile("flag %0 \n"::"r"(tmp));
}
static void arcv2_irq_mask(struct irq_data *data)
@ -86,7 +93,7 @@ void arcv2_irq_enable(struct irq_data *data)
{
/* set default priority */
write_aux_reg(AUX_IRQ_SELECT, data->irq);
write_aux_reg(AUX_IRQ_PRIORITY, ARCV2_IRQ_DEF_PRIO);
write_aux_reg(AUX_IRQ_PRIORITY, irq_prio);
/*
* hw auto enables (linux unmask) all by default

10
arch/arc/kernel/mcip.c
View File

@ -96,13 +96,13 @@ static void mcip_probe_n_setup(void)
#ifdef CONFIG_CPU_BIG_ENDIAN
unsigned int pad3:8,
idu:1, llm:1, num_cores:6,
iocoh:1, grtc:1, dbg:1, pad2:1,
iocoh:1, gfrc:1, dbg:1, pad2:1,
msg:1, sem:1, ipi:1, pad:1,
ver:8;
#else
unsigned int ver:8,
pad:1, ipi:1, sem:1, msg:1,
pad2:1, dbg:1, grtc:1, iocoh:1,
pad2:1, dbg:1, gfrc:1, iocoh:1,
num_cores:6, llm:1, idu:1,
pad3:8;
#endif
@ -116,7 +116,7 @@ static void mcip_probe_n_setup(void)
IS_AVAIL1(mp.ipi, "IPI "),
IS_AVAIL1(mp.idu, "IDU "),
IS_AVAIL1(mp.dbg, "DEBUG "),
IS_AVAIL1(mp.grtc, "GRTC"));
IS_AVAIL1(mp.gfrc, "GFRC"));
idu_detected = mp.idu;
@ -125,8 +125,8 @@ static void mcip_probe_n_setup(void)
__mcip_cmd_data(CMD_DEBUG_SET_MASK, 0xf, 0xf);
}
if (IS_ENABLED(CONFIG_ARC_HAS_GRTC) && !mp.grtc)
panic("kernel trying to use non-existent GRTC\n");
if (IS_ENABLED(CONFIG_ARC_HAS_GFRC) && !mp.gfrc)
panic("kernel trying to use non-existent GFRC\n");
}
struct plat_smp_ops plat_smp_ops = {

20
arch/arc/kernel/setup.c
View File

@ -45,6 +45,7 @@ struct cpuinfo_arc cpuinfo_arc700[NR_CPUS];
static void read_arc_build_cfg_regs(void)
{
struct bcr_perip uncached_space;
struct bcr_timer timer;
struct bcr_generic bcr;
struct cpuinfo_arc *cpu = &cpuinfo_arc700[smp_processor_id()];
unsigned long perip_space;
@ -53,7 +54,11 @@ static void read_arc_build_cfg_regs(void)
READ_BCR(AUX_IDENTITY, cpu->core);
READ_BCR(ARC_REG_ISA_CFG_BCR, cpu->isa);
READ_BCR(ARC_REG_TIMERS_BCR, cpu->timers);
READ_BCR(ARC_REG_TIMERS_BCR, timer);
cpu->extn.timer0 = timer.t0;
cpu->extn.timer1 = timer.t1;
cpu->extn.rtc = timer.rtc;
cpu->vec_base = read_aux_reg(AUX_INTR_VEC_BASE);
READ_BCR(ARC_REG_D_UNCACH_BCR, uncached_space);
@ -208,9 +213,9 @@ static char *arc_cpu_mumbojumbo(int cpu_id, char *buf, int len)
(unsigned int)(arc_get_core_freq() / 10000) % 100);
n += scnprintf(buf + n, len - n, "Timers\t\t: %s%s%s%s\nISA Extn\t: ",
IS_AVAIL1(cpu->timers.t0, "Timer0 "),
IS_AVAIL1(cpu->timers.t1, "Timer1 "),
IS_AVAIL2(cpu->timers.rtc, "64-bit RTC ",
IS_AVAIL1(cpu->extn.timer0, "Timer0 "),
IS_AVAIL1(cpu->extn.timer1, "Timer1 "),
IS_AVAIL2(cpu->extn.rtc, "Local-64-bit-Ctr ",
CONFIG_ARC_HAS_RTC));
n += i = scnprintf(buf + n, len - n, "%s%s%s%s%s",
@ -293,13 +298,13 @@ static void arc_chk_core_config(void)
struct cpuinfo_arc *cpu = &cpuinfo_arc700[smp_processor_id()];
int fpu_enabled;
if (!cpu->timers.t0)
if (!cpu->extn.timer0)
panic("Timer0 is not present!\n");
if (!cpu->timers.t1)
if (!cpu->extn.timer1)
panic("Timer1 is not present!\n");
if (IS_ENABLED(CONFIG_ARC_HAS_RTC) && !cpu->timers.rtc)
if (IS_ENABLED(CONFIG_ARC_HAS_RTC) && !cpu->extn.rtc)
panic("RTC is not present\n");
#ifdef CONFIG_ARC_HAS_DCCM
@ -334,6 +339,7 @@ static void arc_chk_core_config(void)
panic("FPU non-existent, disable CONFIG_ARC_FPU_SAVE_RESTORE\n");
if (is_isa_arcv2() && IS_ENABLED(CONFIG_SMP) && cpu->isa.atomic &&
IS_ENABLED(CONFIG_ARC_HAS_LLSC) &&
!IS_ENABLED(CONFIG_ARC_STAR_9000923308))
panic("llock/scond livelock workaround missing\n");
}

8
arch/arc/kernel/time.c
View File

@ -62,7 +62,7 @@
/********** Clock Source Device *********/
#ifdef CONFIG_ARC_HAS_GRTC
#ifdef CONFIG_ARC_HAS_GFRC
static int arc_counter_setup(void)
{
@ -83,10 +83,10 @@ static cycle_t arc_counter_read(struct clocksource *cs)
local_irq_save(flags);
__mcip_cmd(CMD_GRTC_READ_LO, 0);
__mcip_cmd(CMD_GFRC_READ_LO, 0);
stamp.l = read_aux_reg(ARC_REG_MCIP_READBACK);
__mcip_cmd(CMD_GRTC_READ_HI, 0);
__mcip_cmd(CMD_GFRC_READ_HI, 0);
stamp.h = read_aux_reg(ARC_REG_MCIP_READBACK);
local_irq_restore(flags);
@ -95,7 +95,7 @@ static cycle_t arc_counter_read(struct clocksource *cs)
}
static struct clocksource arc_counter = {
.name = "ARConnect GRTC",
.name = "ARConnect GFRC",
.rating = 400,
.read = arc_counter_read,
.mask = CLOCKSOURCE_MASK(64),

1
arch/arm/boot/dts/am33xx.dtsi
View File

@ -439,6 +439,7 @@ mailbox: mailbox@480C8000 {
ti,mbox-num-users = <4>;
ti,mbox-num-fifos = <8>;
mbox_wkupm3: wkup_m3 {
ti,mbox-send-noirq;
ti,mbox-tx = <0 0 0>;
ti,mbox-rx = <0 0 3>;
};

5
arch/arm/boot/dts/am4372.dtsi
View File

@ -73,7 +73,7 @@ scu: scu@48240000 {
global_timer: timer@48240200 {
compatible = "arm,cortex-a9-global-timer";
reg = <0x48240200 0x100>;
interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <GIC_PPI 11 IRQ_TYPE_EDGE_RISING>;
interrupt-parent = <&gic>;
clocks = <&mpu_periphclk>;
};
@ -81,7 +81,7 @@ global_timer: timer@48240200 {
local_timer: timer@48240600 {
compatible = "arm,cortex-a9-twd-timer";
reg = <0x48240600 0x100>;
interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <GIC_PPI 13 IRQ_TYPE_EDGE_RISING>;
interrupt-parent = <&gic>;
clocks = <&mpu_periphclk>;
};
@ -290,6 +290,7 @@ mailbox: mailbox@480C8000 {
ti,mbox-num-users = <4>;
ti,mbox-num-fifos = <8>;
mbox_wkupm3: wkup_m3 {
ti,mbox-send-noirq;
ti,mbox-tx = <0 0 0>;
ti,mbox-rx = <0 0 3>;
};

4
arch/arm/boot/dts/am437x-gp-evm.dts
View File

@ -590,8 +590,6 @@ pixcir_ts@5c {
pinctrl-names = "default";
pinctrl-0 = <&pixcir_ts_pins>;
reg = <0x5c>;
interrupt-parent = <&gpio3>;
interrupts = <22 0>;
attb-gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
@ -599,7 +597,7 @@ pixcir_ts@5c {
* 0x264 represents the offset of padconf register of
* gpio3_22 from am43xx_pinmux base.
*/
interrupts-extended = <&gpio3 22 IRQ_TYPE_NONE>,
interrupts-extended = <&gpio3 22 IRQ_TYPE_EDGE_FALLING>,
<&am43xx_pinmux 0x264>;
interrupt-names = "tsc", "wakeup";

2
arch/arm/boot/dts/am43x-epos-evm.dts
View File

@ -491,7 +491,7 @@ pixcir_ts@5c {
pinctrl-0 = <&pixcir_ts_pins>;
reg = <0x5c>;
interrupt-parent = <&gpio1>;
interrupts = <17 0>;
interrupts = <17 IRQ_TYPE_EDGE_FALLING>;
attb-gpio = <&gpio1 17 GPIO_ACTIVE_HIGH>;

12
arch/arm/boot/dts/am57xx-cl-som-am57x.dts
View File

@ -167,7 +167,7 @@ DRA7XX_CORE_IOPAD(0x35b4, PIN_INPUT_PULLDOWN | MUX_MODE3) /* vin2a_d19.rgmii1_rc
DRA7XX_CORE_IOPAD(0x35b8, PIN_INPUT_PULLDOWN | MUX_MODE3) /* vin2a_d20.rgmii1_rd3 */
DRA7XX_CORE_IOPAD(0x35bc, PIN_INPUT_PULLDOWN | MUX_MODE3) /* vin2a_d21.rgmii1_rd2 */
DRA7XX_CORE_IOPAD(0x35c0, PIN_INPUT_PULLDOWN | MUX_MODE3) /* vin2a_d22.rgmii1_rd1 */
DRA7XX_CORE_IOPAD(0x35c4, PIN_INPUT_PULLUP | MUX_MODE3) /* vin2a_d23.rgmii1_rd0 */
DRA7XX_CORE_IOPAD(0x35c4, PIN_INPUT_PULLDOWN | MUX_MODE3) /* vin2a_d23.rgmii1_rd0 */
>;
};
@ -492,14 +492,14 @@ &qspi {
pinctrl-names = "default";
pinctrl-0 = <&qspi1_pins>;
spi-max-frequency = <20000000>;
spi-max-frequency = <48000000>;
spi_flash: spi_flash@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "spansion,m25p80", "jedec,spi-nor";
reg = <0>; /* CS0 */
spi-max-frequency = <20000000>;
spi-max-frequency = <48000000>;
partition@0 {
label = "uboot";
@ -559,13 +559,13 @@ &mac {
&cpsw_emac0 {
phy_id = <&davinci_mdio>, <0>;
phy-mode = "rgmii";
phy-mode = "rgmii-txid";
dual_emac_res_vlan = <0>;
};
&cpsw_emac1 {
phy_id = <&davinci_mdio>, <1>;
phy-mode = "rgmii";
phy-mode = "rgmii-txid";
dual_emac_res_vlan = <1>;
};
@ -588,7 +588,7 @@ &usb1 {
};
&usb2 {
dr_mode = "peripheral";
dr_mode = "host";
};
&mcasp3 {

8
arch/arm/boot/dts/am57xx-sbc-am57x.dts
View File

@ -25,8 +25,8 @@ aliases {
&dra7_pmx_core {
uart3_pins_default: uart3_pins_default {
pinctrl-single,pins = <
DRA7XX_CORE_IOPAD(0x37f8, PIN_INPUT_SLEW | MUX_MODE2) /* uart2_ctsn.uart3_rxd */
DRA7XX_CORE_IOPAD(0x37fc, PIN_INPUT_SLEW | MUX_MODE1) /* uart2_rtsn.uart3_txd */
DRA7XX_CORE_IOPAD(0x3648, PIN_INPUT_SLEW | MUX_MODE0) /* uart3_rxd */
DRA7XX_CORE_IOPAD(0x364c, PIN_INPUT_SLEW | MUX_MODE0) /* uart3_txd */
>;
};
@ -108,9 +108,9 @@ &i2c5 {
pinctrl-0 = <&i2c5_pins_default>;
clock-frequency = <400000>;
eeprom_base: atmel@50 {
eeprom_base: atmel@54 {
compatible = "atmel,24c08";
reg = <0x50>;
reg = <0x54>;
pagesize = <16>;
};

1
arch/arm/boot/dts/armada-xp-lenovo-ix4-300d.dts
View File

@ -152,6 +152,7 @@ nand@d0000 {
nand-on-flash-bbt;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;

12
arch/arm/boot/dts/at91-sama5d2_xplained.dts
View File

@ -114,9 +114,15 @@ m25p80@0 {
macb0: ethernet@f8008000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_macb0_default>;
pinctrl-0 = <&pinctrl_macb0_default &pinctrl_macb0_phy_irq>;
phy-mode = "rmii";
status = "okay";
ethernet-phy@1 {
reg = <0x1>;
interrupt-parent = <&pioA>;
interrupts = <73 IRQ_TYPE_LEVEL_LOW>;
};
};
pdmic@f8018000 {
@ -300,6 +306,10 @@ pinctrl_macb0_default: macb0_default {
bias-disable;
};
pinctrl_macb0_phy_irq: macb0_phy_irq {
pinmux = <PIN_PC9__GPIO>;
};
pinctrl_pdmic_default: pdmic_default {
pinmux = <PIN_PB26__PDMIC_DAT>,
<PIN_PB27__PDMIC_CLK>;

8
arch/arm/boot/dts/at91-sama5d4_xplained.dts
View File

@ -86,10 +86,12 @@ i2c0: i2c@f8014000 {
macb0: ethernet@f8020000 {
phy-mode = "rmii";
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_macb0_rmii &pinctrl_macb0_phy_irq>;
phy0: ethernet-phy@1 {
interrupt-parent = <&pioE>;
interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
reg = <1>;
};
};
@ -152,6 +154,10 @@ pinctrl_key_gpio: key_gpio_0 {
atmel,pins =
<AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
};
pinctrl_macb0_phy_irq: macb0_phy_irq_0 {
atmel,pins =
<AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
};
};
};
};

11
arch/arm/boot/dts/at91-sama5d4ek.dts
View File

@ -160,8 +160,15 @@ atmel_mxt_ts@4c {
};
macb0: ethernet@f8020000 {
pinctrl-0 = <&pinctrl_macb0_rmii &pinctrl_macb0_phy_irq>;
phy-mode = "rmii";
status = "okay";
ethernet-phy@1 {
reg = <0x1>;
interrupt-parent = <&pioE>;
interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
};
};
mmc1: mmc@fc000000 {
@ -193,6 +200,10 @@ watchdog@fc068640 {
pinctrl@fc06a000 {
board {
pinctrl_macb0_phy_irq: macb0_phy_irq {
atmel,pins =
<AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
};
pinctrl_mmc0_cd: mmc0_cd {
atmel,pins =
<AT91_PIOE 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;

2
arch/arm/boot/dts/at91sam9n12ek.dts
View File

@ -215,7 +215,7 @@ enter {
};
panel: panel {
compatible = "qd,qd43003c0-40", "simple-panel";
compatible = "qiaodian,qd43003c0-40", "simple-panel";
backlight = <&backlight>;
power-supply = <&panel_reg>;
#address-cells = <1>;

25
arch/arm/boot/dts/kirkwood-lswvl.dts
View File

@ -1,7 +1,8 @@
/*
* Device Tree file for Buffalo Linkstation LS-WVL/VL
*
* Copyright (C) 2015, rogershimizu@gmail.com
* Copyright (C) 2015, 2016
* Roger Shimizu <rogershimizu@gmail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@ -156,21 +157,21 @@ gpio_keys {
button@1 {
label = "Function Button";
linux,code = <KEY_OPTION>;
gpios = <&gpio0 45 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 13 GPIO_ACTIVE_LOW>;
};
button@2 {
label = "Power-on Switch";
linux,code = <KEY_RESERVED>;
linux,input-type = <5>;
gpios = <&gpio0 46 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
};
button@3 {
label = "Power-auto Switch";
linux,code = <KEY_ESC>;
linux,input-type = <5>;
gpios = <&gpio0 47 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
};
};
@ -185,38 +186,38 @@ &pmx_led_hdderr0
led@1 {
label = "lswvl:red:alarm";
gpios = <&gpio0 36 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>;
};
led@2 {
label = "lswvl:red:func";
gpios = <&gpio0 37 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>;
};
led@3 {
label = "lswvl:amber:info";
gpios = <&gpio0 38 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 6 GPIO_ACTIVE_HIGH>;
};
led@4 {
label = "lswvl:blue:func";
gpios = <&gpio0 39 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
};
led@5 {
label = "lswvl:blue:power";
gpios = <&gpio0 40 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
default-state = "keep";
};
led@6 {
label = "lswvl:red:hdderr0";
gpios = <&gpio0 34 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
};
led@7 {
label = "lswvl:red:hdderr1";
gpios = <&gpio0 35 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 3 GPIO_ACTIVE_HIGH>;
};
};
@ -233,7 +234,7 @@ gpio_fan {
3250 1
5000 0>;
alarm-gpios = <&gpio0 43 GPIO_ACTIVE_HIGH>;
alarm-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>;
};
restart_poweroff {

31
arch/arm/boot/dts/kirkwood-lswxl.dts
View File

@ -1,7 +1,8 @@
/*
* Device Tree file for Buffalo Linkstation LS-WXL/WSXL
*
* Copyright (C) 2015, rogershimizu@gmail.com
* Copyright (C) 2015, 2016
* Roger Shimizu <rogershimizu@gmail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@ -156,21 +157,21 @@ gpio_keys {
button@1 {
label = "Function Button";
linux,code = <KEY_OPTION>;
gpios = <&gpio1 41 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
};
button@2 {
label = "Power-on Switch";
linux,code = <KEY_RESERVED>;
linux,input-type = <5>;
gpios = <&gpio1 42 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
};
button@3 {
label = "Power-auto Switch";
linux,code = <KEY_ESC>;
linux,input-type = <5>;
gpios = <&gpio1 43 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
};
};
@ -185,12 +186,12 @@ &pmx_led_hdderr0
led@1 {
label = "lswxl:blue:func";
gpios = <&gpio1 36 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
};
led@2 {
label = "lswxl:red:alarm";
gpios = <&gpio1 49 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 17 GPIO_ACTIVE_LOW>;
};
led@3 {
@ -200,23 +201,23 @@ led@3 {
led@4 {
label = "lswxl:blue:power";
gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
default-state = "keep";
};
led@5 {
label = "lswxl:red:func";
gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
default-state = "keep";
gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
};
led@6 {
label = "lswxl:red:hdderr0";
gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>;
};
led@7 {
label = "lswxl:red:hdderr1";
gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
};
};
@ -225,15 +226,15 @@ gpio_fan {
pinctrl-0 = <&pmx_fan_low &pmx_fan_high &pmx_fan_lock>;
pinctrl-names = "default";
gpios = <&gpio0 47 GPIO_ACTIVE_LOW
&gpio0 48 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 16 GPIO_ACTIVE_LOW
&gpio1 15 GPIO_ACTIVE_LOW>;
gpio-fan,speed-map = <0 3
1500 2
3250 1
5000 0>;
alarm-gpios = <&gpio1 49 GPIO_ACTIVE_HIGH>;
alarm-gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
};
restart_poweroff {
@ -256,7 +257,7 @@ usb_power: regulator@1 {
enable-active-high;
regulator-always-on;
regulator-boot-on;
gpio = <&gpio0 37 GPIO_ACTIVE_HIGH>;
gpio = <&gpio1 5 GPIO_ACTIVE_HIGH>;
};
hdd_power0: regulator@2 {
compatible = "regulator-fixed";

1
arch/arm/boot/dts/kirkwood-pogoplug-series-4.dts
View File

@ -131,6 +131,7 @@ &nand {
chip-delay = <40>;
status = "okay";
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;

9
arch/arm/boot/dts/logicpd-torpedo-som.dtsi
View File

@ -112,14 +112,6 @@ &i2c3 {
clock-frequency = <400000>;
};
&i2c2 {
clock-frequency = <400000>;
};
&i2c3 {
clock-frequency = <400000>;
};
/*
* Only found on the wireless SOM. For the SOM without wireless, the pins for
* MMC3 can be routed with jumpers to the second MMC slot on the devkit and
@ -143,6 +135,7 @@ wlcore: wlcore@2 {
interrupt-parent = <&gpio5>;
interrupts = <24 IRQ_TYPE_LEVEL_HIGH>; /* gpio 152 */
ref-clock-frequency = <26000000>;
tcxo-clock-frequency = <26000000>;
};
};

33
arch/arm/boot/dts/omap5-board-common.dtsi
View File

@ -130,6 +130,16 @@ sound: sound {
};
};
&gpio8 {
/* TI trees use GPIO instead of msecure, see also muxing */
p234 {
gpio-hog;
gpios = <10 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "gpio8_234/msecure";
};
};
&omap5_pmx_core {
pinctrl-names = "default";
pinctrl-0 = <
@ -213,6 +223,13 @@ OMAP5_IOPAD(0x1bc, PIN_OUTPUT | MUX_MODE6) /* mcspi1_clk.gpio5_140 */
>;
};
/* TI trees use GPIO mode; msecure mode does not work reliably? */
palmas_msecure_pins: palmas_msecure_pins {
pinctrl-single,pins = <
OMAP5_IOPAD(0x180, PIN_OUTPUT | MUX_MODE6) /* gpio8_234 */
>;
};
usbhost_pins: pinmux_usbhost_pins {
pinctrl-single,pins = <
OMAP5_IOPAD(0x0c4, PIN_INPUT | MUX_MODE0) /* usbb2_hsic_strobe */
@ -278,6 +295,12 @@ &omap5_pmx_wkup {
&usbhost_wkup_pins
>;
palmas_sys_nirq_pins: pinmux_palmas_sys_nirq_pins {
pinctrl-single,pins = <
OMAP5_IOPAD(0x068, PIN_INPUT_PULLUP | MUX_MODE0) /* sys_nirq1 */
>;
};
usbhost_wkup_pins: pinmux_usbhost_wkup_pins {
pinctrl-single,pins = <
OMAP5_IOPAD(0x05a, PIN_OUTPUT | MUX_MODE0) /* fref_clk1_out, USB hub clk */
@ -345,6 +368,8 @@ palmas: palmas@48 {
interrupt-controller;
#interrupt-cells = <2>;
ti,system-power-controller;
pinctrl-names = "default";
pinctrl-0 = <&palmas_sys_nirq_pins &palmas_msecure_pins>;
extcon_usb3: palmas_usb {
compatible = "ti,palmas-usb-vid";
@ -358,6 +383,14 @@ clk32kgaudio: palmas_clk32k@1 {
#clock-cells = <0>;
};
rtc {
compatible = "ti,palmas-rtc";
interrupt-parent = <&palmas>;
interrupts = <8 IRQ_TYPE_NONE>;
ti,backup-battery-chargeable;
ti,backup-battery-charge-high-current;
};
palmas_pmic {
compatible = "ti,palmas-pmic";
interrupt-parent = <&palmas>;

8
arch/arm/boot/dts/orion5x-linkstation-lswtgl.dts
View File

@ -1,7 +1,8 @@
/*
* Device Tree file for Buffalo Linkstation LS-WTGL
*
* Copyright (C) 2015, Roger Shimizu <rogershimizu@gmail.com>
* Copyright (C) 2015, 2016
* Roger Shimizu <rogershimizu@gmail.com>
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
@ -69,8 +70,6 @@ soc {
internal-regs {
pinctrl: pinctrl@10000 {
pinctrl-0 = <&pmx_usb_power &pmx_power_hdd
&pmx_fan_low &pmx_fan_high &pmx_fan_lock>;
pinctrl-names = "default";
pmx_led_power: pmx-leds {
@ -162,6 +161,7 @@ gpio_leds {
led@1 {
label = "lswtgl:blue:power";
gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
default-state = "keep";
};
led@2 {
@ -188,7 +188,7 @@ gpio_fan {
3250 1
5000 0>;
alarm-gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
alarm-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
};
restart_poweroff {

2
arch/arm/boot/dts/sama5d4.dtsi
View File

@ -1342,7 +1342,7 @@ rtc@fc0686b0 {
dbgu: serial@fc069000 {
compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart";
reg = <0xfc069000 0x200>;
interrupts = <2 IRQ_TYPE_LEVEL_HIGH 7>;
interrupts = <45 IRQ_TYPE_LEVEL_HIGH 7>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_dbgu>;
clocks = <&dbgu_clk>;

37
arch/arm/boot/dts/ste-nomadik-stn8815.dtsi
View File

@ -127,22 +127,14 @@ mmcsd_default_mux {
};
mmcsd_default_mode: mmcsd_default {
mmcsd_default_cfg1 {
/* MCCLK */
pins = "GPIO8_B10";
ste,output = <0>;
};
mmcsd_default_cfg2 {
/* MCCMDDIR, MCDAT0DIR, MCDAT31DIR, MCDATDIR2 */
pins = "GPIO10_C11", "GPIO15_A12",
"GPIO16_C13", "GPIO23_D15";
ste,output = <1>;
};
mmcsd_default_cfg3 {
/* MCCMD, MCDAT3-0, MCMSFBCLK */
pins = "GPIO9_A10", "GPIO11_B11",
"GPIO12_A11", "GPIO13_C12",
"GPIO14_B12", "GPIO24_C15";
ste,input = <1>;
/*
* MCCLK, MCCMDDIR, MCDAT0DIR, MCDAT31DIR, MCDATDIR2
* MCCMD, MCDAT3-0, MCMSFBCLK
*/
pins = "GPIO8_B10", "GPIO9_A10", "GPIO10_C11", "GPIO11_B11",
"GPIO12_A11", "GPIO13_C12", "GPIO14_B12", "GPIO15_A12",
"GPIO16_C13", "GPIO23_D15", "GPIO24_C15";
ste,output = <2>;
};
};
};
@ -802,10 +794,21 @@ mmcsd: sdi@101f6000 {
clock-names = "mclk", "apb_pclk";
interrupt-parent = <&vica>;
interrupts = <22>;
max-frequency = <48000000>;
max-frequency = <400000>;
bus-width = <4>;
cap-mmc-highspeed;
cap-sd-highspeed;
full-pwr-cycle;
/*
* The STw4811 circuit used with the Nomadik strictly
* requires that all of these signal direction pins be
* routed and used for its 4-bit levelshifter.
*/
st,sig-dir-dat0;
st,sig-dir-dat2;
st,sig-dir-dat31;
st,sig-dir-cmd;
st,sig-pin-fbclk;
pinctrl-names = "default";
pinctrl-0 = <&mmcsd_default_mux>, <&mmcsd_default_mode>;
vmmc-supply = <&vmmc_regulator>;

9
arch/arm/common/icst.c
View File

@ -16,7 +16,7 @@
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <asm/div64.h>
#include <asm/hardware/icst.h>
/*
@ -29,7 +29,11 @@ EXPORT_SYMBOL(icst525_s2div);
unsigned long icst_hz(const struct icst_params *p, struct icst_vco vco)
{
return p->ref * 2 * (vco.v + 8) / ((vco.r + 2) * p->s2div[vco.s]);
u64 dividend = p->ref * 2 * (u64)(vco.v + 8);
u32 divisor = (vco.r + 2) * p->s2div[vco.s];
do_div(dividend, divisor);
return (unsigned long)dividend;
}
EXPORT_SYMBOL(icst_hz);
@ -58,6 +62,7 @@ icst_hz_to_vco(const struct icst_params *p, unsigned long freq)
if (f > p->vco_min && f <= p->vco_max)
break;
i++;
} while (i < 8);
if (i >= 8)

1
arch/arm/configs/multi_v7_defconfig
View File

@ -426,6 +426,7 @@ CONFIG_SUNXI_WATCHDOG=y
CONFIG_IMX2_WDT=y
CONFIG_TEGRA_WATCHDOG=m
CONFIG_MESON_WATCHDOG=y
CONFIG_DW_WATCHDOG=y
CONFIG_DIGICOLOR_WATCHDOG=y
CONFIG_MFD_AS3711=y
CONFIG_MFD_AS3722=y

43
arch/arm/configs/omap2plus_defconfig
View File

@ -50,6 +50,7 @@ CONFIG_SOC_AM33XX=y
CONFIG_SOC_AM43XX=y
CONFIG_SOC_DRA7XX=y
CONFIG_ARM_THUMBEE=y
CONFIG_ARM_KERNMEM_PERMS=y
CONFIG_ARM_ERRATA_411920=y
CONFIG_ARM_ERRATA_430973=y
CONFIG_SMP=y
@ -177,6 +178,7 @@ CONFIG_TI_CPTS=y
CONFIG_AT803X_PHY=y
CONFIG_SMSC_PHY=y
CONFIG_USB_USBNET=m
CONFIG_USB_NET_SMSC75XX=m
CONFIG_USB_NET_SMSC95XX=m
CONFIG_USB_ALI_M5632=y
CONFIG_USB_AN2720=y
@ -290,24 +292,23 @@ CONFIG_FB=y
CONFIG_FIRMWARE_EDID=y
CONFIG_FB_MODE_HELPERS=y
CONFIG_FB_TILEBLITTING=y
CONFIG_OMAP2_DSS=m
CONFIG_OMAP5_DSS_HDMI=y
CONFIG_OMAP2_DSS_SDI=y
CONFIG_OMAP2_DSS_DSI=y
CONFIG_FB_OMAP5_DSS_HDMI=y
CONFIG_FB_OMAP2_DSS_SDI=y
CONFIG_FB_OMAP2_DSS_DSI=y
CONFIG_FB_OMAP2=m
CONFIG_DISPLAY_ENCODER_TFP410=m
CONFIG_DISPLAY_ENCODER_TPD12S015=m
CONFIG_DISPLAY_CONNECTOR_DVI=m
CONFIG_DISPLAY_CONNECTOR_HDMI=m
CONFIG_DISPLAY_CONNECTOR_ANALOG_TV=m
CONFIG_DISPLAY_PANEL_DPI=m
CONFIG_DISPLAY_PANEL_DSI_CM=m
CONFIG_DISPLAY_PANEL_SONY_ACX565AKM=m
CONFIG_DISPLAY_PANEL_LGPHILIPS_LB035Q02=m
CONFIG_DISPLAY_PANEL_SHARP_LS037V7DW01=m
CONFIG_DISPLAY_PANEL_TPO_TD028TTEC1=m
CONFIG_DISPLAY_PANEL_TPO_TD043MTEA1=m
CONFIG_DISPLAY_PANEL_NEC_NL8048HL11=m
CONFIG_FB_OMAP2_ENCODER_TFP410=m
CONFIG_FB_OMAP2_ENCODER_TPD12S015=m
CONFIG_FB_OMAP2_CONNECTOR_DVI=m
CONFIG_FB_OMAP2_CONNECTOR_HDMI=m
CONFIG_FB_OMAP2_CONNECTOR_ANALOG_TV=m
CONFIG_FB_OMAP2_PANEL_DPI=m
CONFIG_FB_OMAP2_PANEL_DSI_CM=m
CONFIG_FB_OMAP2_PANEL_SONY_ACX565AKM=m
CONFIG_FB_OMAP2_PANEL_LGPHILIPS_LB035Q02=m
CONFIG_FB_OMAP2_PANEL_SHARP_LS037V7DW01=m
CONFIG_FB_OMAP2_PANEL_TPO_TD028TTEC1=m
CONFIG_FB_OMAP2_PANEL_TPO_TD043MTEA1=m
CONFIG_FB_OMAP2_PANEL_NEC_NL8048HL11=m
CONFIG_BACKLIGHT_LCD_SUPPORT=y
CONFIG_LCD_CLASS_DEVICE=y
CONFIG_LCD_PLATFORM=y
@ -354,6 +355,11 @@ CONFIG_USB_MUSB_DSPS=m
CONFIG_USB_INVENTRA_DMA=y
CONFIG_USB_TI_CPPI41_DMA=y
CONFIG_USB_DWC3=m
CONFIG_USB_SERIAL=m
CONFIG_USB_SERIAL_GENERIC=y
CONFIG_USB_SERIAL_SIMPLE=m
CONFIG_USB_SERIAL_FTDI_SIO=m
CONFIG_USB_SERIAL_PL2303=m
CONFIG_USB_TEST=m
CONFIG_AM335X_PHY_USB=y
CONFIG_USB_GADGET=m
@ -387,6 +393,7 @@ CONFIG_NEW_LEDS=y
CONFIG_LEDS_CLASS=m
CONFIG_LEDS_GPIO=m
CONFIG_LEDS_PWM=m
CONFIG_LEDS_PCA963X=m
CONFIG_LEDS_TRIGGERS=y
CONFIG_LEDS_TRIGGER_TIMER=m
CONFIG_LEDS_TRIGGER_ONESHOT=m
@ -449,6 +456,8 @@ CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_PRINTK_TIME=y
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_INFO_SPLIT=y
CONFIG_DEBUG_INFO_DWARF4=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_SCHEDSTATS=y
CONFIG_TIMER_STATS=y

28
arch/arm/mach-omap2/devices.c
View File

@ -18,7 +18,6 @@
#include <linux/slab.h>
#include <linux/of.h>
#include <linux/pinctrl/machine.h>
#include <linux/platform_data/mailbox-omap.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>
@ -66,32 +65,6 @@ static int __init omap3_l3_init(void)
}
omap_postcore_initcall(omap3_l3_init);
#if defined(CONFIG_OMAP2PLUS_MBOX) || defined(CONFIG_OMAP2PLUS_MBOX_MODULE)
static inline void __init omap_init_mbox(void)
{
struct omap_hwmod *oh;
struct platform_device *pdev;
struct omap_mbox_pdata *pdata;
oh = omap_hwmod_lookup("mailbox");
if (!oh) {
pr_err("%s: unable to find hwmod\n", __func__);
return;
}
if (!oh->dev_attr) {
pr_err("%s: hwmod doesn't have valid attrs\n", __func__);
return;
}
pdata = (struct omap_mbox_pdata *)oh->dev_attr;
pdev = omap_device_build("omap-mailbox", -1, oh, pdata, sizeof(*pdata));
WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n",
__func__, PTR_ERR(pdev));
}
#else
static inline void omap_init_mbox(void) { }
#endif /* CONFIG_OMAP2PLUS_MBOX */
static inline void omap_init_sti(void) {}
#if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
@ -229,7 +202,6 @@ static int __init omap2_init_devices(void)
* please keep these calls, and their implementations above,
* in alphabetical order so they're easier to sort through.
*/
omap_init_mbox();
omap_init_mcspi();
omap_init_sham();
omap_init_aes();

23
arch/arm/mach-omap2/pdata-quirks.c
View File

@ -23,6 +23,8 @@
#include <linux/platform_data/pinctrl-single.h>
#include <linux/platform_data/iommu-omap.h>
#include <linux/platform_data/wkup_m3.h>
#include <linux/platform_data/pwm_omap_dmtimer.h>
#include <plat/dmtimer.h>
#include "common.h"
#include "common-board-devices.h"
@ -449,6 +451,24 @@ void omap_auxdata_legacy_init(struct device *dev)
dev->platform_data = &twl_gpio_auxdata;
}
/* Dual mode timer PWM callbacks platdata */
#if IS_ENABLED(CONFIG_OMAP_DM_TIMER)
struct pwm_omap_dmtimer_pdata pwm_dmtimer_pdata = {
.request_by_node = omap_dm_timer_request_by_node,
.free = omap_dm_timer_free,
.enable = omap_dm_timer_enable,
.disable = omap_dm_timer_disable,
.get_fclk = omap_dm_timer_get_fclk,
.start = omap_dm_timer_start,
.stop = omap_dm_timer_stop,
.set_load = omap_dm_timer_set_load,
.set_match = omap_dm_timer_set_match,
.set_pwm = omap_dm_timer_set_pwm,
.set_prescaler = omap_dm_timer_set_prescaler,
.write_counter = omap_dm_timer_write_counter,
};
#endif
/*
* Few boards still need auxdata populated before we populate
* the dev entries in of_platform_populate().
@ -502,6 +522,9 @@ static struct of_dev_auxdata omap_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("ti,am4372-wkup-m3", 0x44d00000, "44d00000.wkup_m3",
&wkup_m3_data),
#endif
#if IS_ENABLED(CONFIG_OMAP_DM_TIMER)
OF_DEV_AUXDATA("ti,omap-dmtimer-pwm", 0, NULL, &pwm_dmtimer_pdata),
#endif
#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
OF_DEV_AUXDATA("ti,omap4-iommu", 0x4a066000, "4a066000.mmu",
&omap4_iommu_pdata),

61
arch/arm/mach-omap2/sleep34xx.S
View File

@ -86,13 +86,18 @@ ENTRY(enable_omap3630_toggle_l2_on_restore)
stmfd sp!, {lr} @ save registers on stack
/* Setup so that we will disable and enable l2 */
mov r1, #0x1
adrl r2, l2dis_3630 @ may be too distant for plain adr
str r1, [r2]
adrl r3, l2dis_3630_offset @ may be too distant for plain adr
ldr r2, [r3] @ value for offset
str r1, [r2, r3] @ write to l2dis_3630
ldmfd sp!, {pc} @ restore regs and return
ENDPROC(enable_omap3630_toggle_l2_on_restore)
.text
/* Function to call rom code to save secure ram context */
/*
* Function to call rom code to save secure ram context. This gets
* relocated to SRAM, so it can be all in .data section. Otherwise
* we need to initialize api_params separately.
*/
.data
.align 3
ENTRY(save_secure_ram_context)
stmfd sp!, {r4 - r11, lr} @ save registers on stack
@ -126,6 +131,8 @@ ENDPROC(save_secure_ram_context)
ENTRY(save_secure_ram_context_sz)
.word . - save_secure_ram_context
.text
/*
* ======================
* == Idle entry point ==
@ -289,12 +296,6 @@ wait_sdrc_ready:
bic r5, r5, #0x40
str r5, [r4]
/*
* PC-relative stores lead to undefined behaviour in Thumb-2: use a r7 as a
* base instead.
* Be careful not to clobber r7 when maintaing this code.
*/
is_dll_in_lock_mode:
/* Is dll in lock mode? */
ldr r4, sdrc_dlla_ctrl
@ -302,11 +303,7 @@ is_dll_in_lock_mode:
tst r5, #0x4
bne exit_nonoff_modes @ Return if locked
/* wait till dll locks */
adr r7, kick_counter
wait_dll_lock_timed:
ldr r4, wait_dll_lock_counter
add r4, r4, #1
str r4, [r7, #wait_dll_lock_counter - kick_counter]
ldr r4, sdrc_dlla_status
/* Wait 20uS for lock */
mov r6, #8
@ -330,9 +327,6 @@ kick_dll:
orr r6, r6, #(1<<3) @ enable dll
str r6, [r4]
dsb
ldr r4, kick_counter
add r4, r4, #1
str r4, [r7] @ kick_counter
b wait_dll_lock_timed
exit_nonoff_modes:
@ -360,15 +354,6 @@ sdrc_dlla_status:
.word SDRC_DLLA_STATUS_V
sdrc_dlla_ctrl:
.word SDRC_DLLA_CTRL_V
/*
* When exporting to userspace while the counters are in SRAM,
* these 2 words need to be at the end to facilitate retrival!
*/
kick_counter:
.word 0
wait_dll_lock_counter:
.word 0
ENTRY(omap3_do_wfi_sz)
.word . - omap3_do_wfi
@ -437,7 +422,9 @@ ENTRY(omap3_restore)
cmp r2, #0x0 @ Check if target power state was OFF or RET
bne logic_l1_restore
ldr r0, l2dis_3630
adr r1, l2dis_3630_offset @ address for offset
ldr r0, [r1] @ value for offset
ldr r0, [r1, r0] @ value at l2dis_3630
cmp r0, #0x1 @ should we disable L2 on 3630?
bne skipl2dis
mrc p15, 0, r0, c1, c0, 1
@ -449,12 +436,14 @@ skipl2dis:
and r1, #0x700
cmp r1, #0x300
beq l2_inv_gp
adr r0, l2_inv_api_params_offset
ldr r3, [r0]
add r3, r3, r0 @ r3 points to dummy parameters
mov r0, #40 @ set service ID for PPA
mov r12, r0 @ copy secure Service ID in r12
mov r1, #0 @ set task id for ROM code in r1
mov r2, #4 @ set some flags in r2, r6
mov r6, #0xff
adr r3, l2_inv_api_params @ r3 points to dummy parameters
dsb @ data write barrier
dmb @ data memory barrier
smc #1 @ call SMI monitor (smi #1)
@ -488,8 +477,8 @@ skipl2dis:
b logic_l1_restore
.align
l2_inv_api_params:
.word 0x1, 0x00
l2_inv_api_params_offset:
.long l2_inv_api_params - .
l2_inv_gp:
/* Execute smi to invalidate L2 cache */
mov r12, #0x1 @ set up to invalidate L2
@ -506,7 +495,9 @@ l2_inv_gp:
mov r12, #0x2
smc #0 @ Call SMI monitor (smieq)
logic_l1_restore:
ldr r1, l2dis_3630
adr r0, l2dis_3630_offset @ adress for offset
ldr r1, [r0] @ value for offset
ldr r1, [r0, r1] @ value at l2dis_3630
cmp r1, #0x1 @ Test if L2 re-enable needed on 3630
bne skipl2reen
mrc p15, 0, r1, c1, c0, 1
@ -535,9 +526,17 @@ control_stat:
.word CONTROL_STAT
control_mem_rta:
.word CONTROL_MEM_RTA_CTRL
l2dis_3630_offset:
.long l2dis_3630 - .
.data
l2dis_3630:
.word 0
.data
l2_inv_api_params:
.word 0x1, 0x00
/*
* Internal functions
*/

25
arch/arm/mach-omap2/sleep44xx.S
View File

@ -29,12 +29,6 @@
dsb
.endm
ppa_zero_params:
.word 0x0
ppa_por_params:
.word 1, 0
#ifdef CONFIG_ARCH_OMAP4
/*
@ -266,7 +260,9 @@ ENTRY(omap4_cpu_resume)
beq skip_ns_smp_enable
ppa_actrl_retry:
mov r0, #OMAP4_PPA_CPU_ACTRL_SMP_INDEX
adr r3, ppa_zero_params @ Pointer to parameters
adr r1, ppa_zero_params_offset
ldr r3, [r1]
add r3, r3, r1 @ Pointer to ppa_zero_params
mov r1, #0x0 @ Process ID
mov r2, #0x4 @ Flag
mov r6, #0xff
@ -303,7 +299,9 @@ skip_ns_smp_enable:
ldr r0, =OMAP4_PPA_L2_POR_INDEX
ldr r1, =OMAP44XX_SAR_RAM_BASE
ldr r4, [r1, #L2X0_PREFETCH_CTRL_OFFSET]
adr r3, ppa_por_params
adr r1, ppa_por_params_offset
ldr r3, [r1]
add r3, r3, r1 @ Pointer to ppa_por_params
str r4, [r3, #0x04]
mov r1, #0x0 @ Process ID
mov r2, #0x4 @ Flag
@ -328,6 +326,8 @@ skip_l2en:
#endif
b cpu_resume @ Jump to generic resume
ppa_por_params_offset:
.long ppa_por_params - .
ENDPROC(omap4_cpu_resume)
#endif /* CONFIG_ARCH_OMAP4 */
@ -380,4 +380,13 @@ ENTRY(omap_do_wfi)
nop
ldmfd sp!, {pc}
ppa_zero_params_offset:
.long ppa_zero_params - .
ENDPROC(omap_do_wfi)
.data
ppa_zero_params:
.word 0
ppa_por_params:
.word 1, 0

3
arch/arm/mach-realview/Kconfig
View File

@ -1,5 +1,6 @@
menuconfig ARCH_REALVIEW
bool "ARM Ltd. RealView family" if ARCH_MULTI_V5 || ARCH_MULTI_V6 || ARCH_MULTI_V7
bool "ARM Ltd. RealView family"
depends on ARCH_MULTI_V5 || ARCH_MULTI_V6 || ARCH_MULTI_V7
select ARM_AMBA
select ARM_TIMER_SP804
select COMMON_CLK_VERSATILE

2
arch/arm/mach-realview/platsmp-dt.c
View File

@ -80,7 +80,7 @@ static void __init realview_smp_prepare_cpus(unsigned int max_cpus)
virt_to_phys(versatile_secondary_startup));
}
struct smp_operations realview_dt_smp_ops __initdata = {
static const struct smp_operations realview_dt_smp_ops __initconst = {
.smp_prepare_cpus = realview_smp_prepare_cpus,
.smp_secondary_init = versatile_secondary_init,
.smp_boot_secondary = versatile_boot_secondary,

3
arch/arm/mach-tango/Kconfig
View File

@ -1,5 +1,6 @@
config ARCH_TANGO
bool "Sigma Designs Tango4 (SMP87xx)" if ARCH_MULTI_V7
bool "Sigma Designs Tango4 (SMP87xx)"
depends on ARCH_MULTI_V7
# Cortex-A9 MPCore r3p0, PL310 r3p2
select ARCH_HAS_HOLES_MEMORYMODEL
select ARM_ERRATA_754322

2
arch/arm/mach-tango/platsmp.c
View File

@ -9,7 +9,7 @@ static int tango_boot_secondary(unsigned int cpu, struct task_struct *idle)
return 0;
}
static struct smp_operations tango_smp_ops __initdata = {
static const struct smp_operations tango_smp_ops __initconst = {
.smp_boot_secondary = tango_boot_secondary,
};

1
arch/arm64/boot/dts/arm/juno-base.dtsi
View File

@ -115,6 +115,7 @@ dma@7ff00000 {
<GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>,

19
arch/arm64/boot/dts/hisilicon/hip05_hns.dtsi
View File

@ -23,9 +23,8 @@ soc0_phy1: ethernet-phy@1 {
};
};
dsa: dsa@c7000000 {
dsaf0: dsa@c7000000 {
compatible = "hisilicon,hns-dsaf-v1";
dsa_name = "dsaf0";
mode = "6port-16rss";
interrupt-parent = <&mbigen_dsa>;
@ -127,7 +126,7 @@ dsa: dsa@c7000000 {
eth0: ethernet@0{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <0>;
local-mac-address = [00 00 00 01 00 58];
status = "disabled";
@ -135,14 +134,14 @@ eth0: ethernet@0{
};
eth1: ethernet@1{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <1>;
status = "disabled";
dma-coherent;
};
eth2: ethernet@2{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <2>;
local-mac-address = [00 00 00 01 00 5a];
status = "disabled";
@ -150,7 +149,7 @@ eth2: ethernet@2{
};
eth3: ethernet@3{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <3>;
local-mac-address = [00 00 00 01 00 5b];
status = "disabled";
@ -158,7 +157,7 @@ eth3: ethernet@3{
};
eth4: ethernet@4{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <4>;
local-mac-address = [00 00 00 01 00 5c];
status = "disabled";
@ -166,7 +165,7 @@ eth4: ethernet@4{
};
eth5: ethernet@5{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <5>;
local-mac-address = [00 00 00 01 00 5d];
status = "disabled";
@ -174,7 +173,7 @@ eth5: ethernet@5{
};
eth6: ethernet@6{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <6>;
local-mac-address = [00 00 00 01 00 5e];
status = "disabled";
@ -182,7 +181,7 @@ eth6: ethernet@6{
};
eth7: ethernet@7{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <7>;
local-mac-address = [00 00 00 01 00 5f];
status = "disabled";

2
arch/arm64/boot/dts/nvidia/tegra132-norrin.dts
View File

@ -12,6 +12,8 @@ aliases {
rtc1 = "/rtc@0,7000e000";
};
chosen { };
memory {
device_type = "memory";
reg = <0x0 0x80000000 0x0 0x80000000>;

1
arch/arm64/include/asm/arch_gicv3.h
View File

@ -103,6 +103,7 @@ static inline u64 gic_read_iar_common(void)
u64 irqstat;
asm volatile("mrs_s %0, " __stringify(ICC_IAR1_EL1) : "=r" (irqstat));
dsb(sy);
return irqstat;
}

2
arch/arm64/include/asm/futex.h
View File

@ -121,6 +121,7 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
return -EFAULT;
asm volatile("// futex_atomic_cmpxchg_inatomic\n"
ALTERNATIVE("nop", SET_PSTATE_PAN(0), ARM64_HAS_PAN, CONFIG_ARM64_PAN)
" prfm pstl1strm, %2\n"
"1: ldxr %w1, %2\n"
" sub %w3, %w1, %w4\n"
@ -137,6 +138,7 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
" .align 3\n"
" .quad 1b, 4b, 2b, 4b\n"
" .popsection\n"
ALTERNATIVE("nop", SET_PSTATE_PAN(1), ARM64_HAS_PAN, CONFIG_ARM64_PAN)
: "+r" (ret), "=&r" (val), "+Q" (*uaddr), "=&r" (tmp)
: "r" (oldval), "r" (newval), "Ir" (-EFAULT)
: "memory");

1
arch/arm64/include/asm/kvm_arm.h
View File

@ -182,6 +182,7 @@
#define CPTR_EL2_TCPAC (1 << 31)
#define CPTR_EL2_TTA (1 << 20)
#define CPTR_EL2_TFP (1 << CPTR_EL2_TFP_SHIFT)
#define CPTR_EL2_DEFAULT 0x000033ff
/* Hyp Debug Configuration Register bits */
#define MDCR_EL2_TDRA (1 << 11)

8
arch/arm64/include/asm/kvm_emulate.h
View File

@ -127,10 +127,14 @@ static inline unsigned long *vcpu_spsr(const struct kvm_vcpu *vcpu)
static inline bool vcpu_mode_priv(const struct kvm_vcpu *vcpu)
{
u32 mode = *vcpu_cpsr(vcpu) & PSR_MODE_MASK;
u32 mode;
if (vcpu_mode_is_32bit(vcpu))
if (vcpu_mode_is_32bit(vcpu)) {
mode = *vcpu_cpsr(vcpu) & COMPAT_PSR_MODE_MASK;
return mode > COMPAT_PSR_MODE_USR;
}
mode = *vcpu_cpsr(vcpu) & PSR_MODE_MASK;
return mode != PSR_MODE_EL0t;
}

1
arch/arm64/include/asm/page.h
View File

@ -39,6 +39,7 @@
#ifndef __ASSEMBLY__
#include <linux/personality.h> /* for READ_IMPLIES_EXEC */
#include <asm/pgtable-types.h>
extern void __cpu_clear_user_page(void *p, unsigned long user);

8
arch/arm64/kvm/hyp/switch.c
View File

@ -36,7 +36,11 @@ static void __hyp_text __activate_traps(struct kvm_vcpu *vcpu)
write_sysreg(val, hcr_el2);
/* Trap on AArch32 cp15 c15 accesses (EL1 or EL0) */
write_sysreg(1 << 15, hstr_el2);
write_sysreg(CPTR_EL2_TTA | CPTR_EL2_TFP, cptr_el2);
val = CPTR_EL2_DEFAULT;
val |= CPTR_EL2_TTA | CPTR_EL2_TFP;
write_sysreg(val, cptr_el2);
write_sysreg(vcpu->arch.mdcr_el2, mdcr_el2);
}
@ -45,7 +49,7 @@ static void __hyp_text __deactivate_traps(struct kvm_vcpu *vcpu)
write_sysreg(HCR_RW, hcr_el2);
write_sysreg(0, hstr_el2);
write_sysreg(read_sysreg(mdcr_el2) & MDCR_EL2_HPMN_MASK, mdcr_el2);
write_sysreg(0, cptr_el2);
write_sysreg(CPTR_EL2_DEFAULT, cptr_el2);
}
static void __hyp_text __activate_vm(struct kvm_vcpu *vcpu)

38
arch/arm64/kvm/inject_fault.c
View File

@ -27,7 +27,11 @@
#define PSTATE_FAULT_BITS_64 (PSR_MODE_EL1h | PSR_A_BIT | PSR_F_BIT | \
PSR_I_BIT | PSR_D_BIT)
#define EL1_EXCEPT_SYNC_OFFSET 0x200
#define CURRENT_EL_SP_EL0_VECTOR 0x0
#define CURRENT_EL_SP_ELx_VECTOR 0x200
#define LOWER_EL_AArch64_VECTOR 0x400
#define LOWER_EL_AArch32_VECTOR 0x600
static void prepare_fault32(struct kvm_vcpu *vcpu, u32 mode, u32 vect_offset)
{
@ -97,6 +101,34 @@ static void inject_abt32(struct kvm_vcpu *vcpu, bool is_pabt,
*fsr = 0x14;
}
enum exception_type {
except_type_sync = 0,
except_type_irq = 0x80,
except_type_fiq = 0x100,
except_type_serror = 0x180,
};
static u64 get_except_vector(struct kvm_vcpu *vcpu, enum exception_type type)
{
u64 exc_offset;
switch (*vcpu_cpsr(vcpu) & (PSR_MODE_MASK | PSR_MODE32_BIT)) {
case PSR_MODE_EL1t:
exc_offset = CURRENT_EL_SP_EL0_VECTOR;
break;
case PSR_MODE_EL1h:
exc_offset = CURRENT_EL_SP_ELx_VECTOR;
break;
case PSR_MODE_EL0t:
exc_offset = LOWER_EL_AArch64_VECTOR;
break;
default:
exc_offset = LOWER_EL_AArch32_VECTOR;
}
return vcpu_sys_reg(vcpu, VBAR_EL1) + exc_offset + type;
}
static void inject_abt64(struct kvm_vcpu *vcpu, bool is_iabt, unsigned long addr)
{
unsigned long cpsr = *vcpu_cpsr(vcpu);
@ -108,8 +140,8 @@ static void inject_abt64(struct kvm_vcpu *vcpu, bool is_iabt, unsigned long addr
*vcpu_spsr(vcpu) = cpsr;
*vcpu_elr_el1(vcpu) = *vcpu_pc(vcpu);
*vcpu_pc(vcpu) = get_except_vector(vcpu, except_type_sync);
*vcpu_cpsr(vcpu) = PSTATE_FAULT_BITS_64;
*vcpu_pc(vcpu) = vcpu_sys_reg(vcpu, VBAR_EL1) + EL1_EXCEPT_SYNC_OFFSET;
vcpu_sys_reg(vcpu, FAR_EL1) = addr;
@ -143,8 +175,8 @@ static void inject_undef64(struct kvm_vcpu *vcpu)
*vcpu_spsr(vcpu) = cpsr;
*vcpu_elr_el1(vcpu) = *vcpu_pc(vcpu);
*vcpu_pc(vcpu) = get_except_vector(vcpu, except_type_sync);
*vcpu_cpsr(vcpu) = PSTATE_FAULT_BITS_64;
*vcpu_pc(vcpu) = vcpu_sys_reg(vcpu, VBAR_EL1) + EL1_EXCEPT_SYNC_OFFSET;
/*
* Build an unknown exception, depending on the instruction

7
arch/arm64/kvm/sys_regs.c
View File

@ -1007,11 +1007,10 @@ static int emulate_cp(struct kvm_vcpu *vcpu,
if (likely(r->access(vcpu, params, r))) {
/* Skip instruction, since it was emulated */
kvm_skip_instr(vcpu, kvm_vcpu_trap_il_is32bit(vcpu));
}
/* Handled */
return 0;
}
}
/* Not handled */
return -1;
@ -1043,7 +1042,7 @@ static void unhandled_cp_access(struct kvm_vcpu *vcpu,
}
/**
* kvm_handle_cp_64 -- handles a mrrc/mcrr trap on a guest CP15 access
* kvm_handle_cp_64 -- handles a mrrc/mcrr trap on a guest CP14/CP15 access
* @vcpu: The VCPU pointer
* @run: The kvm_run struct
*/
@ -1095,7 +1094,7 @@ static int kvm_handle_cp_64(struct kvm_vcpu *vcpu,
}
/**
* kvm_handle_cp15_32 -- handles a mrc/mcr trap on a guest CP15 access
* kvm_handle_cp_32 -- handles a mrc/mcr trap on a guest CP14/CP15 access
* @vcpu: The VCPU pointer
* @run: The kvm_run struct
*/

23
arch/arm64/mm/pageattr.c
View File

@ -14,6 +14,7 @@
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/vmalloc.h>
#include <asm/pgtable.h>
#include <asm/tlbflush.h>
@ -44,6 +45,7 @@ static int change_memory_common(unsigned long addr, int numpages,
unsigned long end = start + size;
int ret;
struct page_change_data data;
struct vm_struct *area;
if (!PAGE_ALIGNED(addr)) {
start &= PAGE_MASK;
@ -51,10 +53,23 @@ static int change_memory_common(unsigned long addr, int numpages,
WARN_ON_ONCE(1);
}
if (start < MODULES_VADDR || start >= MODULES_END)
return -EINVAL;
if (end < MODULES_VADDR || end >= MODULES_END)
/*
* Kernel VA mappings are always live, and splitting live section
* mappings into page mappings may cause TLB conflicts. This means
* we have to ensure that changing the permission bits of the range
* we are operating on does not result in such splitting.
*
* Let's restrict ourselves to mappings created by vmalloc (or vmap).
* Those are guaranteed to consist entirely of page mappings, and
* splitting is never needed.
*
* So check whether the [addr, addr + size) interval is entirely
* covered by precisely one VM area that has the VM_ALLOC flag set.
*/
area = find_vm_area((void *)addr);
if (!area ||
end > (unsigned long)area->addr + area->size ||
!(area->flags & VM_ALLOC))
return -EINVAL;
if (!numpages)

1
arch/m32r/Kconfig
View File

@ -276,6 +276,7 @@ source "kernel/Kconfig.preempt"
config SMP
bool "Symmetric multi-processing support"
depends on MMU
---help---
This enables support for systems with more than one CPU. If you have
a system with only one CPU, say N. If you have a system with more

2
arch/mips/Kconfig
View File

@ -2085,7 +2085,7 @@ config PAGE_SIZE_32KB
config PAGE_SIZE_64KB
bool "64kB"
depends on !CPU_R3000 && !CPU_TX39XX
depends on !CPU_R3000 && !CPU_TX39XX && !CPU_R6000
help
Using 64kB page size will result in higher performance kernel at
the price of higher memory consumption. This option is available on

1
arch/mips/boot/dts/brcm/bcm6328.dtsi
View File

@ -74,6 +74,7 @@ uart0: serial@10000100 {
timer: timer@10000040 {
compatible = "syscon";
reg = <0x10000040 0x2c>;
little-endian;
};
reboot {

1
arch/mips/boot/dts/brcm/bcm7125.dtsi
View File

@ -98,6 +98,7 @@ upg_irq0_intc: upg_irq0_intc@406780 {
sun_top_ctrl: syscon@404000 {
compatible = "brcm,bcm7125-sun-top-ctrl", "syscon";
reg = <0x404000 0x60c>;
little-endian;
};
reboot {

1
arch/mips/boot/dts/brcm/bcm7346.dtsi
View File

@ -118,6 +118,7 @@ upg_aon_irq0_intc: upg_aon_irq0_intc@408b80 {
sun_top_ctrl: syscon@404000 {
compatible = "brcm,bcm7346-sun-top-ctrl", "syscon";
reg = <0x404000 0x51c>;
little-endian;
};
reboot {

1
arch/mips/boot/dts/brcm/bcm7358.dtsi
View File

@ -112,6 +112,7 @@ upg_aon_irq0_intc: upg_aon_irq0_intc@408b80 {
sun_top_ctrl: syscon@404000 {
compatible = "brcm,bcm7358-sun-top-ctrl", "syscon";
reg = <0x404000 0x51c>;
little-endian;
};
reboot {

1
arch/mips/boot/dts/brcm/bcm7360.dtsi
View File

@ -112,6 +112,7 @@ upg_aon_irq0_intc: upg_aon_irq0_intc@408b80 {
sun_top_ctrl: syscon@404000 {
compatible = "brcm,bcm7360-sun-top-ctrl", "syscon";
reg = <0x404000 0x51c>;
little-endian;
};
reboot {

1
arch/mips/boot/dts/brcm/bcm7362.dtsi
View File

@ -118,6 +118,7 @@ upg_aon_irq0_intc: upg_aon_irq0_intc@408b80 {
sun_top_ctrl: syscon@404000 {
compatible = "brcm,bcm7362-sun-top-ctrl", "syscon";
reg = <0x404000 0x51c>;
little-endian;
};
reboot {

1
arch/mips/boot/dts/brcm/bcm7420.dtsi
View File

@ -99,6 +99,7 @@ upg_irq0_intc: upg_irq0_intc@406780 {
sun_top_ctrl: syscon@404000 {
compatible = "brcm,bcm7420-sun-top-ctrl", "syscon";
reg = <0x404000 0x60c>;
little-endian;
};
reboot {

1
arch/mips/boot/dts/brcm/bcm7425.dtsi
View File

@ -100,6 +100,7 @@ upg_irq0_intc: upg_irq0_intc@406780 {
sun_top_ctrl: syscon@404000 {
compatible = "brcm,bcm7425-sun-top-ctrl", "syscon";
reg = <0x404000 0x51c>;
little-endian;
};
reboot {

1
arch/mips/boot/dts/brcm/bcm7435.dtsi
View File

@ -114,6 +114,7 @@ upg_irq0_intc: upg_irq0_intc@406780 {
sun_top_ctrl: syscon@404000 {
compatible = "brcm,bcm7425-sun-top-ctrl", "syscon";
reg = <0x404000 0x51c>;
little-endian;
};
reboot {

9
arch/mips/include/asm/elf.h
View File

@ -227,7 +227,7 @@ struct mips_elf_abiflags_v0 {
int __res = 1; \
struct elfhdr *__h = (hdr); \
\
if (__h->e_machine != EM_MIPS) \
if (!mips_elf_check_machine(__h)) \
__res = 0; \
if (__h->e_ident[EI_CLASS] != ELFCLASS32) \
__res = 0; \
@ -258,7 +258,7 @@ struct mips_elf_abiflags_v0 {
int __res = 1; \
struct elfhdr *__h = (hdr); \
\
if (__h->e_machine != EM_MIPS) \
if (!mips_elf_check_machine(__h)) \
__res = 0; \
if (__h->e_ident[EI_CLASS] != ELFCLASS64) \
__res = 0; \
@ -285,6 +285,11 @@ struct mips_elf_abiflags_v0 {
#endif /* !defined(ELF_ARCH) */
#define mips_elf_check_machine(x) ((x)->e_machine == EM_MIPS)
#define vmcore_elf32_check_arch mips_elf_check_machine
#define vmcore_elf64_check_arch mips_elf_check_machine
struct mips_abi;
extern struct mips_abi mips_abi;

4
arch/mips/include/asm/fpu.h
View File

@ -179,6 +179,10 @@ static inline void lose_fpu_inatomic(int save, struct task_struct *tsk)
if (save)
_save_fp(tsk);
__disable_fpu();
} else {
/* FPU should not have been left enabled with no owner */
WARN(read_c0_status() & ST0_CU1,
"Orphaned FPU left enabled");
}
KSTK_STATUS(tsk) &= ~ST0_CU1;
clear_tsk_thread_flag(tsk, TIF_USEDFPU);

3
arch/mips/include/asm/octeon/octeon-feature.h
View File

@ -128,7 +128,8 @@ static inline int octeon_has_feature(enum octeon_feature feature)
case OCTEON_FEATURE_PCIE:
return OCTEON_IS_MODEL(OCTEON_CN56XX)
|| OCTEON_IS_MODEL(OCTEON_CN52XX)
|| OCTEON_IS_MODEL(OCTEON_CN6XXX);
|| OCTEON_IS_MODEL(OCTEON_CN6XXX)
|| OCTEON_IS_MODEL(OCTEON_CN7XXX);
case OCTEON_FEATURE_SRIO:
return OCTEON_IS_MODEL(OCTEON_CN63XX)

2
arch/mips/include/asm/processor.h
View File

@ -45,7 +45,7 @@ extern unsigned int vced_count, vcei_count;
* User space process size: 2GB. This is hardcoded into a few places,
* so don't change it unless you know what you are doing.
*/
#define TASK_SIZE 0x7fff8000UL
#define TASK_SIZE 0x80000000UL
#endif
#define STACK_TOP_MAX TASK_SIZE

4
arch/mips/include/asm/stackframe.h
View File

@ -289,7 +289,7 @@
.set reorder
.set noat
mfc0 a0, CP0_STATUS
li v1, 0xff00
li v1, ST0_CU1 | ST0_IM
ori a0, STATMASK
xori a0, STATMASK
mtc0 a0, CP0_STATUS
@ -330,7 +330,7 @@
ori a0, STATMASK
xori a0, STATMASK
mtc0 a0, CP0_STATUS
li v1, 0xff00
li v1, ST0_CU1 | ST0_FR | ST0_IM
and a0, v1
LONG_L v0, PT_STATUS(sp)
nor v1, $0, v1

4
arch/mips/include/asm/syscall.h
View File

@ -101,10 +101,8 @@ static inline void syscall_get_arguments(struct task_struct *task,
/* O32 ABI syscall() - Either 64-bit with O32 or 32-bit */
if ((config_enabled(CONFIG_32BIT) ||
test_tsk_thread_flag(task, TIF_32BIT_REGS)) &&
(regs->regs[2] == __NR_syscall)) {
(regs->regs[2] == __NR_syscall))
i++;
n++;
}
while (n--)
ret |= mips_get_syscall_arg(args++, task, regs, i++);

15
arch/mips/include/uapi/asm/unistd.h
View File

@ -380,16 +380,17 @@
#define __NR_userfaultfd (__NR_Linux + 357)
#define __NR_membarrier (__NR_Linux + 358)
#define __NR_mlock2 (__NR_Linux + 359)
#define __NR_copy_file_range (__NR_Linux + 360)
/*
* Offset of the last Linux o32 flavoured syscall
*/
#define __NR_Linux_syscalls 359
#define __NR_Linux_syscalls 360
#endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */
#define __NR_O32_Linux 4000
#define __NR_O32_Linux_syscalls 359
#define __NR_O32_Linux_syscalls 360
#if _MIPS_SIM == _MIPS_SIM_ABI64
@ -717,16 +718,17 @@
#define __NR_userfaultfd (__NR_Linux + 317)
#define __NR_membarrier (__NR_Linux + 318)
#define __NR_mlock2 (__NR_Linux + 319)
#define __NR_copy_file_range (__NR_Linux + 320)
/*
* Offset of the last Linux 64-bit flavoured syscall
*/
#define __NR_Linux_syscalls 319
#define __NR_Linux_syscalls 320
#endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */
#define __NR_64_Linux 5000
#define __NR_64_Linux_syscalls 319
#define __NR_64_Linux_syscalls 320
#if _MIPS_SIM == _MIPS_SIM_NABI32
@ -1058,15 +1060,16 @@
#define __NR_userfaultfd (__NR_Linux + 321)
#define __NR_membarrier (__NR_Linux + 322)
#define __NR_mlock2 (__NR_Linux + 323)
#define __NR_copy_file_range (__NR_Linux + 324)
/*
* Offset of the last N32 flavoured syscall
*/
#define __NR_Linux_syscalls 323
#define __NR_Linux_syscalls 324
#endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */
#define __NR_N32_Linux 6000
#define __NR_N32_Linux_syscalls 323
#define __NR_N32_Linux_syscalls 324
#endif /* _UAPI_ASM_UNISTD_H */

2
arch/mips/kernel/binfmt_elfn32.c
View File

@ -35,7 +35,7 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
int __res = 1; \
struct elfhdr *__h = (hdr); \
\
if (__h->e_machine != EM_MIPS) \
if (!mips_elf_check_machine(__h)) \
__res = 0; \
if (__h->e_ident[EI_CLASS] != ELFCLASS32) \
__res = 0; \

2
arch/mips/kernel/binfmt_elfo32.c
View File

@ -47,7 +47,7 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
int __res = 1; \
struct elfhdr *__h = (hdr); \
\
if (__h->e_machine != EM_MIPS) \
if (!mips_elf_check_machine(__h)) \
__res = 0; \
if (__h->e_ident[EI_CLASS] != ELFCLASS32) \
__res = 0; \

8
arch/mips/kernel/process.c
View File

@ -65,12 +65,10 @@ void start_thread(struct pt_regs * regs, unsigned long pc, unsigned long sp)
status = regs->cp0_status & ~(ST0_CU0|ST0_CU1|ST0_FR|KU_MASK);
status |= KU_USER;
regs->cp0_status = status;
clear_used_math();
clear_fpu_owner();
init_dsp();
clear_thread_flag(TIF_USEDMSA);
lose_fpu(0);
clear_thread_flag(TIF_MSA_CTX_LIVE);
disable_msa();
clear_used_math();
init_dsp();
regs->cp0_epc = pc;
regs->regs[29] = sp;
}

1
arch/mips/kernel/scall32-o32.S
View File

@ -595,3 +595,4 @@ EXPORT(sys_call_table)
PTR sys_userfaultfd
PTR sys_membarrier
PTR sys_mlock2
PTR sys_copy_file_range /* 4360 */

1
arch/mips/kernel/scall64-64.S
View File

@ -433,4 +433,5 @@ EXPORT(sys_call_table)
PTR sys_userfaultfd
PTR sys_membarrier
PTR sys_mlock2
PTR sys_copy_file_range /* 5320 */
.size sys_call_table,.-sys_call_table

1
arch/mips/kernel/scall64-n32.S
View File

@ -423,4 +423,5 @@ EXPORT(sysn32_call_table)
PTR sys_userfaultfd
PTR sys_membarrier
PTR sys_mlock2
PTR sys_copy_file_range
.size sysn32_call_table,.-sysn32_call_table

1
arch/mips/kernel/scall64-o32.S
View File

@ -578,4 +578,5 @@ EXPORT(sys32_call_table)
PTR sys_userfaultfd
PTR sys_membarrier
PTR sys_mlock2
PTR sys_copy_file_range /* 4360 */
.size sys32_call_table,.-sys32_call_table

1
arch/mips/kernel/setup.c
View File

@ -782,6 +782,7 @@ static inline void prefill_possible_map(void) {}
void __init setup_arch(char **cmdline_p)
{
cpu_probe();
mips_cm_probe();
prom_init();
setup_early_fdc_console();

25
arch/mips/kernel/traps.c
View File

@ -663,7 +663,7 @@ static int simulate_rdhwr_normal(struct pt_regs *regs, unsigned int opcode)
return -1;
}
static int simulate_rdhwr_mm(struct pt_regs *regs, unsigned short opcode)
static int simulate_rdhwr_mm(struct pt_regs *regs, unsigned int opcode)
{
if ((opcode & MM_POOL32A_FUNC) == MM_RDHWR) {
int rd = (opcode & MM_RS) >> 16;
@ -1119,11 +1119,12 @@ asmlinkage void do_ri(struct pt_regs *regs)
if (get_isa16_mode(regs->cp0_epc)) {
unsigned short mmop[2] = { 0 };
if (unlikely(get_user(mmop[0], epc) < 0))
if (unlikely(get_user(mmop[0], (u16 __user *)epc + 0) < 0))
status = SIGSEGV;
if (unlikely(get_user(mmop[1], epc) < 0))
if (unlikely(get_user(mmop[1], (u16 __user *)epc + 1) < 0))
status = SIGSEGV;
opcode = (mmop[0] << 16) | mmop[1];
opcode = mmop[0];
opcode = (opcode << 16) | mmop[1];
if (status < 0)
status = simulate_rdhwr_mm(regs, opcode);
@ -1369,26 +1370,12 @@ asmlinkage void do_cpu(struct pt_regs *regs)
if (unlikely(compute_return_epc(regs) < 0))
break;
if (get_isa16_mode(regs->cp0_epc)) {
unsigned short mmop[2] = { 0 };
if (unlikely(get_user(mmop[0], epc) < 0))
status = SIGSEGV;
if (unlikely(get_user(mmop[1], epc) < 0))
status = SIGSEGV;
opcode = (mmop[0] << 16) | mmop[1];
if (status < 0)
status = simulate_rdhwr_mm(regs, opcode);
} else {
if (!get_isa16_mode(regs->cp0_epc)) {
if (unlikely(get_user(opcode, epc) < 0))
status = SIGSEGV;
if (!cpu_has_llsc && status < 0)
status = simulate_llsc(regs, opcode);
if (status < 0)
status = simulate_rdhwr_normal(regs, opcode);
}
if (status < 0)

10
arch/mips/mm/sc-mips.c
View File

@ -181,10 +181,6 @@ static int __init mips_sc_probe_cm3(void)
return 1;
}
void __weak platform_early_l2_init(void)
{
}
static inline int __init mips_sc_probe(void)
{
struct cpuinfo_mips *c = &current_cpu_data;
@ -194,12 +190,6 @@ static inline int __init mips_sc_probe(void)
/* Mark as not present until probe completed */
c->scache.flags |= MIPS_CACHE_NOT_PRESENT;
/*
* Do we need some platform specific probing before
* we configure L2?
*/
platform_early_l2_init();
if (mips_cm_revision() >= CM_REV_CM3)
return mips_sc_probe_cm3();

8
arch/mips/mti-malta/malta-init.c
View File

@ -293,7 +293,6 @@ void __init prom_init(void)
console_config();
#endif
/* Early detection of CMP support */
mips_cm_probe();
mips_cpc_probe();
if (!register_cps_smp_ops())
@ -304,10 +303,3 @@ void __init prom_init(void)
return;
register_up_smp_ops();
}
void platform_early_l2_init(void)
{
/* L2 configuration lives in the CM3 */
if (mips_cm_revision() >= CM_REV_CM3)
mips_cm_probe();
}

8
arch/mips/pci/pci-mt7620.c
View File

@ -297,12 +297,12 @@ static int mt7620_pci_probe(struct platform_device *pdev)
return PTR_ERR(rstpcie0);
bridge_base = devm_ioremap_resource(&pdev->dev, bridge_res);
if (!bridge_base)
return -ENOMEM;
if (IS_ERR(bridge_base))
return PTR_ERR(bridge_base);
pcie_base = devm_ioremap_resource(&pdev->dev, pcie_res);
if (!pcie_base)
return -ENOMEM;
if (IS_ERR(pcie_base))
return PTR_ERR(pcie_base);
iomem_resource.start = 0;
iomem_resource.end = ~0;

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