10:33 a.m.
tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.4
head: 629150468791671b5fde21363e643e87c5815b17
commit: af0c19b6f15388c554317280433100fd9f3d7d0a [1277/1697] gpio: xilinx: Use xilinx
tested gpio driver
config: m68k-randconfig-r013-20210112 (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
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/Xilinx/linux-xlnx/commit/af0c19b6f15388c55431728043310...
git remote add xlnx https://github.com/Xilinx/linux-xlnx
git fetch --no-tags xlnx xlnx_rebase_v5.4
git checkout af0c19b6f15388c554317280433100fd9f3d7d0a
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All error/warnings (new ones prefixed by >>):
> drivers/gpio/gpio-xilinx.c:68:25: error: field 'mmchip'
has incomplete type
68 | struct of_mm_gpio_chip mmchip;
| ^~~~~~
drivers/gpio/gpio-xilinx.c: In function 'xgpio_get':
> drivers/gpio/gpio-xilinx.c:94:34: error: implicit declaration of
function 'to_of_mm_gpio_chip' [-Werror=implicit-function-declaration]
94 | struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
| ^~~~~~~~~~~~~~~~~~
> drivers/gpio/gpio-xilinx.c:94:34: warning: initialization of
'struct of_mm_gpio_chip *' from 'int' makes pointer from integer without a
cast [-Wint-conversion]
In file included from arch/m68k/include/asm/bitops.h:15,
from include/linux/bitops.h:26,
from drivers/gpio/gpio-xilinx.c:15:
> include/linux/kernel.h:994:32: error: dereferencing pointer to
incomplete type 'struct of_mm_gpio_chip'
994 |
BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \
| ^~~~~~
include/linux/compiler.h:330:9: note: in definition of macro
'__compiletime_assert'
330 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler.h:350:2: note: in expansion of macro
'_compiletime_assert'
350 | _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro
'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/kernel.h:994:2: note: in expansion of macro 'BUILD_BUG_ON_MSG'
994 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \
| ^~~~~~~~~~~~~~~~
include/linux/kernel.h:994:20: note: in expansion of macro '__same_type'
994 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \
| ^~~~~~~~~~~
drivers/gpio/gpio-xilinx.c:96:6: note: in expansion of macro 'container_of'
96 | container_of(mm_gc, struct xgpio_instance, mmchip);
| ^~~~~~~~~~~~
drivers/gpio/gpio-xilinx.c: In function 'xgpio_set':
drivers/gpio/gpio-xilinx.c:115:34: warning: initialization of 'struct
of_mm_gpio_chip *' from 'int' makes pointer from integer without a cast
[-Wint-conversion]
115 | struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
| ^~~~~~~~~~~~~~~~~~
drivers/gpio/gpio-xilinx.c: In function 'xgpio_set_multiple':
drivers/gpio/gpio-xilinx.c:147:34: warning: initialization of 'struct
of_mm_gpio_chip *' from 'int' makes pointer from integer without a cast
[-Wint-conversion]
147 | struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
| ^~~~~~~~~~~~~~~~~~
drivers/gpio/gpio-xilinx.c: In function 'xgpio_dir_in':
drivers/gpio/gpio-xilinx.c:187:34: warning: initialization of 'struct
of_mm_gpio_chip *' from 'int' makes pointer from integer without a cast
[-Wint-conversion]
187 | struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
| ^~~~~~~~~~~~~~~~~~
drivers/gpio/gpio-xilinx.c: In function 'xgpio_dir_out':
drivers/gpio/gpio-xilinx.c:218:34: warning: initialization of 'struct
of_mm_gpio_chip *' from 'int' makes pointer from integer without a cast
[-Wint-conversion]
218 | struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
| ^~~~~~~~~~~~~~~~~~
drivers/gpio/gpio-xilinx.c: In function 'xgpio_xlate':
drivers/gpio/gpio-xilinx.c:274:34: warning: initialization of 'struct
of_mm_gpio_chip *' from 'int' makes pointer from integer without a cast
[-Wint-conversion]
274 | struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
| ^~~~~~~~~~~~~~~~~~
> drivers/gpio/gpio-xilinx.c:277:8: error: 'struct
gpio_chip' has no member named 'of_gpio_n_cells'
277 | if
(gc->of_gpio_n_cells == 3 && flags)
| ^~
drivers/gpio/gpio-xilinx.c: In function 'xgpio_to_irq':
drivers/gpio/gpio-xilinx.c:392:34: warning: initialization of 'struct
of_mm_gpio_chip *' from 'int' makes pointer from integer without a cast
[-Wint-conversion]
392 | struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
| ^~~~~~~~~~~~~~~~~~
drivers/gpio/gpio-xilinx.c: In function 'xgpio_remove':
> drivers/gpio/gpio-xilinx.c:576:2: error: implicit declaration of
function 'of_mm_gpiochip_remove'; did you mean 'gpiochip_remove'?
[-Werror=implicit-function-declaration]
576 |
of_mm_gpiochip_remove(&chip->mmchip);
| ^~~~~~~~~~~~~~~~~~~~~
| gpiochip_remove
drivers/gpio/gpio-xilinx.c: In function 'xgpio_of_probe':
> drivers/gpio/gpio-xilinx.c:676:11: error: implicit declaration of
function 'of_mm_gpiochip_add'; did you mean 'gpiochip_add'?
[-Werror=implicit-function-declaration]
676 | status = of_mm_gpiochip_add(np,
&chip->mmchip);
| ^~~~~~~~~~~~~~~~~~
| gpiochip_add
cc1: some warnings being treated as errors
vim +/mmchip +68 drivers/gpio/gpio-xilinx.c
52
53 /**
54 * struct xgpio_instance - Stores information about GPIO device
55 * @mmchip: OF GPIO chip for memory mapped banks
56 * @mmchip_dual: Pointer to the OF dual gpio chip
57 * @gpio_state: GPIO state shadow register
58 * @gpio_dir: GPIO direction shadow register
59 * @offset: GPIO channel offset
60 * @irq_base: GPIO channel irq base address
61 * @irq_enable: GPIO irq enable/disable bitfield
62 * @no_init: No intitialisation at probe
63 * @gpio_lock: Lock used for synchronization
64 * @irq_domain: irq_domain of the controller
65 * @clk: clock resource for this driver
66 */
67 struct xgpio_instance {
68 struct of_mm_gpio_chip mmchip;
69 struct
of_mm_gpio_chip *mmchip_dual;
70 u32 gpio_state;
71 u32 gpio_dir;
72 u32 offset;
73 int irq_base;
74 u32 irq_enable;
75 bool no_init;
76 spinlock_t gpio_lock;
77 struct irq_domain *irq_domain;
78 struct clk *clk;
79 };
80
81 /**
82 * xgpio_get - Read the specified signal of the GPIO device.
83 * @gc: Pointer to gpio_chip device structure.
84 * @gpio: GPIO signal number.
85 *
86 * This function reads the specified signal of the GPIO device.
87 *
88 * Return:
89 * 0 if direction of GPIO signals is set as input otherwise it
90 * returns negative error value.
91 */
92 static int xgpio_get(struct gpio_chip *gc, unsigned int gpio)
93 {
94 struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
95 struct xgpio_instance *chip =
96 container_of(mm_gc, struct xgpio_instance, mmchip);
97
98 void __iomem *regs = mm_gc->regs + chip->offset;
99
100 return !!(xgpio_readreg(regs + XGPIO_DATA_OFFSET) & BIT(gpio));
101 }
102
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org