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Message-ID: <202305091728.1XZ6IePZ-lkp@intel.com>
Date: Tue, 9 May 2023 17:36:00 +0800
From: kernel test robot <lkp@...el.com>
To: Bharat Bhushan <bbhushan2@...vell.com>, wim@...ux-watchdog.org,
linux@...ck-us.net, robh+dt@...nel.org,
krzysztof.kozlowski+dt@...aro.org, linux-watchdog@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
sgoutham@...vell.com
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
Bharat Bhushan <bbhushan2@...vell.com>
Subject: Re: [PATCH 2/2 v7] Watchdog: Add marvell GTI watchdog driver
Hi Bharat,
kernel test robot noticed the following build errors:
[auto build test ERROR on robh/for-next]
[also build test ERROR on groeck-staging/hwmon-next linus/master v6.4-rc1 next-20230509]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Bharat-Bhushan/Watchdog-Add-marvell-GTI-watchdog-driver/20230508-211645
base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link: https://lore.kernel.org/r/20230508131515.19403-2-bbhushan2%40marvell.com
patch subject: [PATCH 2/2 v7] Watchdog: Add marvell GTI watchdog driver
config: hexagon-randconfig-r015-20230508 (https://download.01.org/0day-ci/archive/20230509/202305091728.1XZ6IePZ-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project b0fb98227c90adf2536c9ad644a74d5e92961111)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/0b1fbcf987da442c837b205256c6400adf6d298e
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Bharat-Bhushan/Watchdog-Add-marvell-GTI-watchdog-driver/20230508-211645
git checkout 0b1fbcf987da442c837b205256c6400adf6d298e
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/watchdog/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305091728.1XZ6IePZ-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/watchdog/marvell_gti_wdt.c:8:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from drivers/watchdog/marvell_gti_wdt.c:8:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from drivers/watchdog/marvell_gti_wdt.c:8:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
>> drivers/watchdog/marvell_gti_wdt.c:89:2: error: call to undeclared function 'writeq'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
writeq(GTI_CWD_INT_PENDING_STATUS(priv->wdt_timer_idx),
^
drivers/watchdog/marvell_gti_wdt.c:101:2: error: call to undeclared function 'writeq'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
writeq(GTI_CWD_POKE_VAL,
^
drivers/watchdog/marvell_gti_wdt.c:118:2: error: call to undeclared function 'writeq'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
writeq(GTI_CWD_INT_PENDING_STATUS(priv->wdt_timer_idx),
^
>> drivers/watchdog/marvell_gti_wdt.c:126:11: error: call to undeclared function 'readq'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
regval = readq(priv->base + GTI_CWD_WDOG(priv->wdt_timer_idx));
^
drivers/watchdog/marvell_gti_wdt.c:139:2: error: call to undeclared function 'writeq'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
writeq(GTI_CWD_INT_ENA_CLR_VAL(priv->wdt_timer_idx),
^
drivers/watchdog/marvell_gti_wdt.c:143:11: error: call to undeclared function 'readq'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
regval = readq(priv->base + GTI_CWD_WDOG(priv->wdt_timer_idx));
^
drivers/watchdog/marvell_gti_wdt.c:177:11: error: call to undeclared function 'readq'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
regval = readq(priv->base + GTI_CWD_WDOG(priv->wdt_timer_idx));
^
drivers/watchdog/marvell_gti_wdt.c:181:2: error: call to undeclared function 'writeq'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
writeq(regval, priv->base + GTI_CWD_WDOG(priv->wdt_timer_idx));
^
6 warnings and 8 errors generated.
vim +/writeq +89 drivers/watchdog/marvell_gti_wdt.c
82
83 static irqreturn_t gti_wdt_interrupt(int irq, void *data)
84 {
85 struct watchdog_device *wdev = data;
86 struct gti_wdt_priv *priv = watchdog_get_drvdata(wdev);
87
88 /* Clear Interrupt Pending Status */
> 89 writeq(GTI_CWD_INT_PENDING_STATUS(priv->wdt_timer_idx),
90 priv->base + GTI_CWD_INT);
91
92 watchdog_notify_pretimeout(wdev);
93
94 return IRQ_HANDLED;
95 }
96
97 static int gti_wdt_ping(struct watchdog_device *wdev)
98 {
99 struct gti_wdt_priv *priv = watchdog_get_drvdata(wdev);
100
101 writeq(GTI_CWD_POKE_VAL,
102 priv->base + GTI_CWD_POKE(priv->wdt_timer_idx));
103
104 return 0;
105 }
106
107 static int gti_wdt_start(struct watchdog_device *wdev)
108 {
109 struct gti_wdt_priv *priv = watchdog_get_drvdata(wdev);
110 u64 regval;
111
112 if (!wdev->pretimeout)
113 return -EINVAL;
114
115 set_bit(WDOG_HW_RUNNING, &wdev->status);
116
117 /* Clear any pending interrupt */
118 writeq(GTI_CWD_INT_PENDING_STATUS(priv->wdt_timer_idx),
119 priv->base + GTI_CWD_INT);
120
121 /* Enable Interrupt */
122 writeq(GTI_CWD_INT_ENA_SET_VAL(priv->wdt_timer_idx),
123 priv->base + GTI_CWD_INT_ENA_SET);
124
125 /* Set (Interrupt + SCP interrupt (DEL3T) + core domain reset) Mode */
> 126 regval = readq(priv->base + GTI_CWD_WDOG(priv->wdt_timer_idx));
127 regval |= GTI_CWD_WDOG_MODE_INT_DEL3T_RST;
128 writeq(regval, priv->base + GTI_CWD_WDOG(priv->wdt_timer_idx));
129
130 return 0;
131 }
132
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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