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Tao Ren ae0d3b65e2 watchdog: aspeed: fix hardware timeout calculation 
[ Upstream commit e7dc481c92060f9ce872878b0b7a08c24713a7e5 ]

Fix hardware timeout calculation in aspeed_wdt_set_timeout function to
ensure the reload value does not exceed the hardware limit.

Fixes: efa859f7d786 ("watchdog: Add Aspeed watchdog driver")
Reported-by: Amithash Prasad <amithash@fb.com>
Signed-off-by: Tao Ren <rentao.bupt@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20210417034249.5978-1-rentao.bupt@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-07-20 16:21:14 +02:00
..
acquirewdt.c
…
advantechwdt.c
…
alim1535_wdt.c
…
alim7101_wdt.c
…
ar7_wdt.c
…
asm9260_wdt.c
watchdog-asm9260: Delete owner assignment
2016-09-23 22:35:45 +02:00
aspeed_wdt.c
watchdog: aspeed: fix hardware timeout calculation
2021-07-20 16:21:14 +02:00
at32ap700x_wdt.c
…
at91rm9200_wdt.c
Merge git://www.linux-watchdog.org/linux-watchdog
2015-09-11 15:12:59 -07:00
at91sam9_wdt.c
watchdog: at91sam9: get and use slow clock
2015-09-09 21:38:52 +02:00
at91sam9_wdt.h
watchdog: add a driver to support SAMA5D4 watchdog timer
2015-09-09 21:38:29 +02:00
ath79_wdt.c
mips: separate extable.h, switch module.h to it
2016-10-05 18:36:18 -04:00
atlas7_wdt.c
watchdog: atlas7_wdt: test clock rate to avoid division by 0
2016-03-16 21:09:08 +01:00
bcm47xx_wdt.c
watchdog: Add 'action' and 'data' parameters to restart handler callback
2016-03-01 15:36:35 +01:00
bcm63xx_wdt.c
…
bcm2835_wdt.c
watchdog: bcm2835_wdt: Fix module autoload
2019-09-06 10:19:43 +02:00
bcm7038_wdt.c
watchdog: constify watchdog_ops structures
2016-09-24 08:50:10 +02:00
bcm_kona_wdt.c
watchdog: bcm281xx: Fix use of uninitialized spinlock.
2017-07-05 14:40:28 +02:00
bfin_wdt.c
…
booke_wdt.c
watchdog: booke_wdt: Use infrastructure to check timeout limits
2015-09-09 21:34:34 +02:00
cadence_wdt.c
watchdog: constify watchdog_ops structures
2016-09-24 08:50:10 +02:00
coh901327_wdt.c
Watchdog: Fix parent of watchdog_devices
2015-09-09 21:39:22 +02:00
cpu5wdt.c
…
cpwd.c
watchdog: cpwd: Use setup_timer()
2016-05-14 18:25:49 +02:00
da9052_wdt.c
watchdog: da9052_wdt: Drop reference counting
2015-12-29 20:36:03 +01:00
da9055_wdt.c
watchdog: da9055_wdt: Drop reference counting
2015-12-29 20:36:04 +01:00
da9062_wdt.c
watchdog: da9062: No need to ping manually before setting timeout
2020-06-30 15:38:26 -04:00
da9063_wdt.c
watchdog: da9063_wdt: don't trigger watchdog too fast
2016-07-17 21:02:42 +02:00
davinci_wdt.c
Watchdog: Fix parent of watchdog_devices
2015-09-09 21:39:22 +02:00
diag288_wdt.c
watchdog: diag288: Stop re-using watchdog core internal flags
2015-12-29 20:36:02 +01:00
digicolor_wdt.c
watchdog: Add 'action' and 'data' parameters to restart handler callback
2016-03-01 15:36:35 +01:00
dw_wdt.c
watchdog: dw_wdt: Read clock rate only once and validate it
2016-09-23 08:40:55 +02:00
ebc-c384_wdt.c
watchdog: ebc-c384_wdt: Utilize the ISA bus driver
2016-05-02 09:32:04 -07:00
ep93xx_wdt.c
Watchdog: Fix parent of watchdog_devices
2015-09-09 21:39:22 +02:00
eurotechwdt.c
…
f71808e_wdt.c
watchdog: f71808e_wdt: clear watchdog timeout occurred flag
2020-08-21 11:02:09 +02:00
gef_wdt.c
watchdog: Fix module autoload for OF platform driver
2015-09-28 10:56:01 +02:00
geodewdt.c
…
gpio_wdt.c
watchdog: gpio_wdt: Fix missing platform_set_drvdata() in gpio_wdt_probe()
2016-07-27 10:47:43 +02:00
hpwdt.c
watchdog: hpwdt: Remove legacy NMI sourcing.
2018-03-18 11:18:53 +01:00
i6300esb.c
…
ib700wdt.c
…
ibmasr.c
…
ie6xx_wdt.c
Watchdog: Fix parent of watchdog_devices
2015-09-09 21:39:22 +02:00
imgpdc_wdt.c
watchdog: Add 'action' and 'data' parameters to restart handler callback
2016-03-01 15:36:35 +01:00
imx2_wdt.c
watchdog: imx2_wdt: fix min() calculation in imx2_wdt_set_timeout
2019-10-17 13:42:07 -07:00
indydog.c
…
intel_scu_watchdog.c
…
intel_scu_watchdog.h
…
intel-mid_wdt.c
watchdog: intel-mid: add Magic Closure flag
2015-10-28 22:58:32 +01:00
iop_wdt.c
…
it87_wdt.c
watchdog: it87_wdt: add IT8783 ID
2015-02-17 21:32:08 +01:00
it8712f_wdt.c
…
iTCO_vendor_support.c
…
iTCO_vendor.h
…
iTCO_wdt.c
watchdog: iTCO_wdt: constify iTCO_wdt_pm structure
2016-09-24 08:49:51 +02:00
ixp4xx_wdt.c
…
jz4740_wdt.c
watchdog: remove error message when unable to allocate watchdog device
2016-05-14 16:24:43 +02:00
Kconfig
watchdog: fix compile time error of pretimeout governors
2019-06-22 08:17:14 +02:00
kempld_wdt.c
watchdog: kempld: fix gcc-4.3 build
2017-10-21 17:21:33 +02:00
ks8695_wdt.c
char: make misc_deregister a void function
2015-08-05 10:35:49 -07:00
lantiq_wdt.c
…
lpc18xx_wdt.c
watchdog: Fix possible use-after-free by calling del_timer_sync()
2021-07-20 16:21:13 +02:00
m54xx_wdt.c
…
machzwd.c
…
Makefile
Merge git://www.linux-watchdog.org/linux-watchdog
2016-10-13 16:44:20 -07:00
max63xx_wdt.c
watchdog: max63xx: make module's license marker match the header
2016-01-31 16:51:56 +01:00
max77620_wdt.c
watchdog: max77620: Add support for watchdog timer
2016-07-17 21:01:07 +02:00
mei_wdt.c
watchdog: mei_wdt: request stop on reboot to prevent false positive event
2017-01-06 10:40:16 +01:00
mena21_wdt.c
watchdog: mena21: Do not use device pointer from struct watchdog_device
2015-12-28 23:04:06 +01:00
menf21bmc_wdt.c
Watchdog: Fix parent of watchdog_devices
2015-09-09 21:39:22 +02:00
meson_gxbb_wdt.c
watchdog: meson: Fix the wrong value of left time
2019-12-05 15:34:10 +01:00
meson_wdt.c
watchdog: Add 'action' and 'data' parameters to restart handler callback
2016-03-01 15:36:35 +01:00
mixcomwd.c
…
moxart_wdt.c
watchdog: Add 'action' and 'data' parameters to restart handler callback
2016-03-01 15:36:35 +01:00
mpc8xxx_wdt.c
watchdog: mpc8xxx: use better error code when watchdog cannot be enabled
2015-09-09 21:37:51 +02:00
mt7621_wdt.c
watchdog: mt7621_wdt: Remove assignment of dev pointer
2016-09-24 08:59:31 +02:00
mtk_wdt.c
watchdog: Add 'action' and 'data' parameters to restart handler callback
2016-03-01 15:36:35 +01:00
mtx-1_wdt.c
…
mv64x60_wdt.c
…
ni903x_wdt.c
watchdog: ni903x_wdt: Add NI 903x/913x watchdog driver
2016-03-01 16:25:39 +01:00
nuc900_wdt.c
…
nv_tco.c
watchdog: add support for MCP78S chipset in nv_tco
2016-07-17 21:04:13 +02:00
nv_tco.h
…
octeon-wdt-main.c
watchdog: octeon: Handle the FROZEN hot plug notifier actions.
2016-05-14 09:22:21 +02:00
octeon-wdt-nmi.S
…
of_xilinx_wdt.c
watchdog: xilinx: Add clock support
2016-09-23 22:04:09 +02:00
omap_wdt.c
watchdog: omap: don't disable the timer when it should be enabled early
2015-12-27 21:09:40 +01:00
omap_wdt.h
watchdog: omap_wdt: implement get_timeleft
2015-06-22 15:54:35 +02:00
orion_wdt.c
Watchdog: Fix parent of watchdog_devices
2015-09-09 21:39:22 +02:00
pc87413_wdt.c
…
pcwd_pci.c
…
pcwd_usb.c
watchdog: pcwd_usb: fix NULL-deref at probe
2017-05-25 15:44:30 +02:00
pcwd.c
watchdog: pcwd: Utilize the module_isa_driver macro
2016-07-17 20:59:23 +02:00
pic32-dmt.c
watchdog: pic32-dmt: Remove .owner field for driver
2016-07-25 12:02:32 +02:00
pic32-wdt.c
watchdog: pic32-wdt: Fix return value check in pic32_wdt_drv_probe()
2016-07-25 12:02:43 +02:00
pika_wdt.c
…
pnx833x_wdt.c
…
pnx4008_wdt.c
watchdog: pnx4008: restart: support "cmd" from userspace
2016-03-16 21:09:42 +01:00
pretimeout_noop.c
watchdog: pretimeout: add noop pretimeout governor
2016-10-08 10:27:13 +02:00
pretimeout_panic.c
watchdog: pretimeout: add panic pretimeout governor
2016-10-08 10:27:17 +02:00
qcom-wdt.c
watchdog: qcom: Avoid context switch in restart handler
2020-12-29 13:45:01 +01:00
rc32434_wdt.c
watchdog: rc32434_wdt: fix ioctl error handling
2016-03-01 15:29:42 +01:00
rdc321x_wdt.c
drivers: watchdog: rdc321x_wdt: Fix race condition bugs
2020-11-10 10:23:54 +01:00
renesas_wdt.c
watchdog: renesas-wdt: add driver
2016-05-14 18:15:40 +02:00
retu_wdt.c
Watchdog: Fix parent of watchdog_devices
2015-09-09 21:39:22 +02:00
riowd.c
…
rn5t618_wdt.c
watchdog: rn5t618_wdt: fix module aliases
2020-02-05 13:05:40 +00:00
rt2880_wdt.c
watchdog: rt2880_wdt: Remove assignment of dev pointer
2016-09-24 08:59:23 +02:00
s3c2410_wdt.c
watchdog: s3c2410: Fix infinite interrupt in soft mode
2017-04-12 12:41:22 +02:00
sa1100_wdt.c
…
sama5d4_wdt.c
watchdog: add a driver to support SAMA5D4 watchdog timer
2015-09-09 21:38:29 +02:00
sb_wdog.c
…
sbc60xxwdt.c
watchdog: Fix possible use-after-free in wdt_startup()
2021-07-20 16:21:13 +02:00
sbc7240_wdt.c
…
sbc8360.c
…
sbc_epx_c3.c
…
sbc_fitpc2_wdt.c
…
sbsa_gwdt.c
watchdog: sbsa: use 32-bit read for WCV
2018-05-30 07:50:34 +02:00
sc520_wdt.c
watchdog: sc520_wdt: Fix possible use-after-free in wdt_turnoff()
2021-07-20 16:21:13 +02:00
sc1200wdt.c
…
sch311x_wdt.c
…
scx200_wdt.c
…
shwdt.c
watchdog: shwdt: Use setup_timer()
2016-05-14 18:25:56 +02:00
sirfsoc_wdt.c
watchdog: sirf: fix __iomem * warnings
2016-07-17 21:00:44 +02:00
smsc37b787_wdt.c
…
softdog.c
watchdog: softdog: implement pretimeout support
2016-10-08 10:27:27 +02:00
sp805_wdt.c
watchdog: sp805: ping fails to abort wdt reset
2016-01-31 16:52:08 +01:00
sp5100_tco.c
watchdog: sp5100_tco: properly check for new register layouts
2016-05-14 16:16:04 +02:00
sp5100_tco.h
watchdog: sp5100_tco: Fix watchdog disable bit
2018-05-30 07:50:20 +02:00
st_lpc_wdt.c
watchdog: st_wdt: Remove support for obsolete platforms
2016-09-24 08:59:49 +02:00
stmp3xxx_rtc_wdt.c
watchdog: stmp3xxx: Remove unused variables
2016-01-11 21:51:28 +01:00
sun4v_wdt.c
Add sun4v_wdt watchdog driver
2016-01-31 11:06:24 -08:00
sunxi_wdt.c
watchdog: Add 'action' and 'data' parameters to restart handler callback
2016-03-01 15:36:35 +01:00
tangox_wdt.c
watchdog: tangox: Set max_hw_heartbeat_ms instead of max_timeout
2016-07-18 12:10:21 +02:00
tegra_wdt.c
watchdog: tegra: constify watchdog_ops structures
2016-09-24 08:50:03 +02:00
ts72xx_wdt.c
char: make misc_deregister a void function
2015-08-05 10:35:49 -07:00
ts4800_wdt.c
watchdog: ts4800: add driver for TS-4800 watchdog
2015-12-28 22:29:35 +01:00
twl4030_wdt.c
Watchdog: Fix parent of watchdog_devices
2015-09-09 21:39:22 +02:00
txx9wdt.c
watchdog: txx9wdt: Add missing clock (un)prepare calls for CCF
2016-09-23 22:36:32 +02:00
ux500_wdt.c
Watchdog: Fix parent of watchdog_devices
2015-09-09 21:39:22 +02:00
via_wdt.c
Watchdog: Fix parent of watchdog_devices
2015-09-09 21:39:22 +02:00
w83627hf_wdt.c
watchdog: constify watchdog_ops structures
2016-09-24 08:50:10 +02:00
w83877f_wdt.c
watchdog: Fix possible use-after-free by calling del_timer_sync()
2021-07-20 16:21:13 +02:00
w83977f_wdt.c
watchdog: w83977f_wdt: underflow in wdt_set_timeout()
2015-11-23 08:59:30 +01:00
wafer5823wdt.c
…
watchdog_core.c
watchdog: core: Fix devres_alloc() allocation size
2016-09-23 08:37:14 +02:00
watchdog_core.h
watchdog: Create watchdog device in watchdog_dev.c
2015-12-29 20:36:01 +01:00
watchdog_dev.c
watchdog: Fix the race between the release of watchdog_core_data and cdev
2020-05-27 16:41:53 +02:00
watchdog_pretimeout.c
watchdog: pretimeout: add pretimeout_available_governors attribute
2016-10-08 10:27:24 +02:00
watchdog_pretimeout.h
watchdog: pretimeout: add pretimeout_available_governors attribute
2016-10-08 10:27:24 +02:00
wd501p.h
…
wdat_wdt.c
ACPI: watchdog: Fix gas->access_width usage
2020-03-11 07:53:06 +01:00
wdrtas.c
…
wdt285.c
…
wdt977.c
…
wdt_pci.c
…
wdt.c
…
wm831x_wdt.c
Watchdog: Fix parent of watchdog_devices
2015-09-09 21:39:22 +02:00
wm8350_wdt.c
Watchdog: Fix parent of watchdog_devices
2015-09-09 21:39:22 +02:00
xen_wdt.c
…
ziirave_wdt.c
watchdog: ziirave_wdt: Add support to upload the firmware.
2016-09-23 22:34:24 +02:00