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Date: Sat, 28 Jan 2017 03:00:51 +0800
From: kbuild test robot <lkp@...el.com>
To: Sebastian Reichel <sre@...nel.org>
Cc: kbuild-all@...org, Sebastian Reichel <sre@...nel.org>,
Linus Walleij <linus.walleij@...aro.org>,
Alexandre Courbot <gnurou@...il.com>,
linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] gpio: mcp23s08: add pinconf support
Hi Sebastian,
[auto build test ERROR on gpio/for-next]
[also build test ERROR on v4.10-rc5 next-20170125]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Sebastian-Reichel/mcp23s08-pinconf-support/20170127-230243
base: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git for-next
config: i386-randconfig-c0-01280104 (attached as .config)
compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
drivers/gpio/gpio-mcp23s08.c:86:22: error: field 'pinctrl_desc' has incomplete type
struct pinctrl_desc pinctrl_desc;
^
>> drivers/gpio/gpio-mcp23s08.c:139:38: error: array type has incomplete element type
static const struct pinctrl_pin_desc mcp23x08_pins[] = {
^
drivers/gpio/gpio-mcp23s08.c:140:2: error: implicit declaration of function 'PINCTRL_PIN' [-Werror=implicit-function-declaration]
PINCTRL_PIN(0, "gpio0"),
^
drivers/gpio/gpio-mcp23s08.c:150:38: error: array type has incomplete element type
static const struct pinctrl_pin_desc mcp23x17_pins[] = {
^
drivers/gpio/gpio-mcp23s08.c:188:21: error: variable 'mcp_pinctrl_ops' has initializer but incomplete type
static const struct pinctrl_ops mcp_pinctrl_ops = {
^
drivers/gpio/gpio-mcp23s08.c:189:2: error: unknown field 'get_groups_count' specified in initializer
.get_groups_count = mcp_pinctrl_get_groups_count,
^
drivers/gpio/gpio-mcp23s08.c:189:2: warning: excess elements in struct initializer
drivers/gpio/gpio-mcp23s08.c:189:2: warning: (near initialization for 'mcp_pinctrl_ops')
drivers/gpio/gpio-mcp23s08.c:190:2: error: unknown field 'get_group_name' specified in initializer
.get_group_name = mcp_pinctrl_get_group_name,
^
drivers/gpio/gpio-mcp23s08.c:190:2: warning: excess elements in struct initializer
drivers/gpio/gpio-mcp23s08.c:190:2: warning: (near initialization for 'mcp_pinctrl_ops')
drivers/gpio/gpio-mcp23s08.c:191:2: error: unknown field 'get_group_pins' specified in initializer
.get_group_pins = mcp_pinctrl_get_group_pins,
^
drivers/gpio/gpio-mcp23s08.c:191:2: warning: excess elements in struct initializer
drivers/gpio/gpio-mcp23s08.c:191:2: warning: (near initialization for 'mcp_pinctrl_ops')
drivers/gpio/gpio-mcp23s08.c:193:2: error: unknown field 'dt_node_to_map' specified in initializer
.dt_node_to_map = pinconf_generic_dt_node_to_map_pin,
^
drivers/gpio/gpio-mcp23s08.c:193:20: error: 'pinconf_generic_dt_node_to_map_pin' undeclared here (not in a function)
.dt_node_to_map = pinconf_generic_dt_node_to_map_pin,
^
drivers/gpio/gpio-mcp23s08.c:193:2: warning: excess elements in struct initializer
.dt_node_to_map = pinconf_generic_dt_node_to_map_pin,
^
drivers/gpio/gpio-mcp23s08.c:193:2: warning: (near initialization for 'mcp_pinctrl_ops')
drivers/gpio/gpio-mcp23s08.c:194:2: error: unknown field 'dt_free_map' specified in initializer
.dt_free_map = pinconf_generic_dt_free_map,
^
drivers/gpio/gpio-mcp23s08.c:194:17: error: 'pinconf_generic_dt_free_map' undeclared here (not in a function)
.dt_free_map = pinconf_generic_dt_free_map,
^
drivers/gpio/gpio-mcp23s08.c:194:2: warning: excess elements in struct initializer
.dt_free_map = pinconf_generic_dt_free_map,
^
drivers/gpio/gpio-mcp23s08.c:194:2: warning: (near initialization for 'mcp_pinctrl_ops')
drivers/gpio/gpio-mcp23s08.c: In function 'mcp_pinconf_get':
drivers/gpio/gpio-mcp23s08.c:201:9: error: implicit declaration of function 'pinctrl_dev_get_drvdata' [-Werror=implicit-function-declaration]
struct mcp23s08 *mcp = pinctrl_dev_get_drvdata(pctldev);
^
drivers/gpio/gpio-mcp23s08.c:201:25: warning: initialization makes pointer from integer without a cast
struct mcp23s08 *mcp = pinctrl_dev_get_drvdata(pctldev);
^
drivers/gpio/gpio-mcp23s08.c: In function 'mcp_pinconf_set':
drivers/gpio/gpio-mcp23s08.c:226:25: warning: initialization makes pointer from integer without a cast
struct mcp23s08 *mcp = pinctrl_dev_get_drvdata(pctldev);
^
drivers/gpio/gpio-mcp23s08.c: At top level:
drivers/gpio/gpio-mcp23s08.c:252:21: error: variable 'mcp_pinconf_ops' has initializer but incomplete type
static const struct pinconf_ops mcp_pinconf_ops = {
^
drivers/gpio/gpio-mcp23s08.c:253:2: error: unknown field 'pin_config_get' specified in initializer
.pin_config_get = mcp_pinconf_get,
^
drivers/gpio/gpio-mcp23s08.c:253:2: warning: excess elements in struct initializer
drivers/gpio/gpio-mcp23s08.c:253:2: warning: (near initialization for 'mcp_pinconf_ops')
drivers/gpio/gpio-mcp23s08.c:254:2: error: unknown field 'pin_config_set' specified in initializer
.pin_config_set = mcp_pinconf_set,
^
drivers/gpio/gpio-mcp23s08.c:254:2: warning: excess elements in struct initializer
drivers/gpio/gpio-mcp23s08.c:254:2: warning: (near initialization for 'mcp_pinconf_ops')
drivers/gpio/gpio-mcp23s08.c:255:2: error: unknown field 'is_generic' specified in initializer
.is_generic = true,
^
drivers/gpio/gpio-mcp23s08.c:255:2: warning: excess elements in struct initializer
drivers/gpio/gpio-mcp23s08.c:255:2: warning: (near initialization for 'mcp_pinconf_ops')
drivers/gpio/gpio-mcp23s08.c: In function 'mcp23s08_probe_one':
drivers/gpio/gpio-mcp23s08.c:776:2: error: implicit declaration of function 'pinctrl_register' [-Werror=implicit-function-declaration]
mcp->pctldev = pinctrl_register(&mcp->pinctrl_desc, dev, mcp);
^
drivers/gpio/gpio-mcp23s08.c: At top level:
drivers/gpio/gpio-mcp23s08.c:139:38: warning: 'mcp23x08_pins' defined but not used [-Wunused-variable]
static const struct pinctrl_pin_desc mcp23x08_pins[] = {
^
drivers/gpio/gpio-mcp23s08.c:150:38: warning: 'mcp23x17_pins' defined but not used [-Wunused-variable]
static const struct pinctrl_pin_desc mcp23x17_pins[] = {
^
cc1: some warnings being treated as errors
vim +139 drivers/gpio/gpio-mcp23s08.c
80 struct gpio_chip chip;
81
82 struct regmap *regmap;
83 struct device *dev;
84
85 struct pinctrl_dev *pctldev;
> 86 struct pinctrl_desc pinctrl_desc;
87 };
88
89 static const struct regmap_config mcp23x08_regmap = {
90 .reg_bits = 8,
91 .val_bits = 8,
92
93 .reg_stride = 1,
94 .max_register = MCP_OLAT,
95 };
96
97 static const struct regmap_config mcp23x17_regmap = {
98 .reg_bits = 8,
99 .val_bits = 16,
100
101 .reg_stride = 2,
102 .max_register = MCP_OLAT << 1,
103 .val_format_endian = REGMAP_ENDIAN_LITTLE,
104 };
105
106 static int mcp_read(struct mcp23s08 *mcp, unsigned int reg, unsigned int *val)
107 {
108 return regmap_read(mcp->regmap, reg << mcp->reg_shift, val);
109 }
110
111 static int mcp_write(struct mcp23s08 *mcp, unsigned int reg, unsigned int val)
112 {
113 return regmap_write(mcp->regmap, reg << mcp->reg_shift, val);
114 }
115
116 static int mcp_set_bit(struct mcp23s08 *mcp, unsigned int reg,
117 unsigned int pin, bool enabled)
118 {
119 u16 val = enabled ? 0xffff : 0x0000;
120 u16 mask = BIT(pin);
121 return regmap_update_bits(mcp->regmap, reg << mcp->reg_shift,
122 mask, val);
123 }
124
125 static int mcp_update_cache(struct mcp23s08 *mcp)
126 {
127 int ret, reg, i;
128
129 for (i = 0; i < ARRAY_SIZE(mcp->cache); i++) {
130 ret = mcp_read(mcp, i, ®);
131 if (ret < 0)
132 return ret;
133 mcp->cache[i] = reg;
134 }
135
136 return 0;
137 }
138
> 139 static const struct pinctrl_pin_desc mcp23x08_pins[] = {
140 PINCTRL_PIN(0, "gpio0"),
141 PINCTRL_PIN(1, "gpio1"),
142 PINCTRL_PIN(2, "gpio2"),
---
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