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Date: Tue, 25 Jun 2019 18:03:04 +0800
From: kbuild test robot <lkp@...el.com>
To: Marek Vasut <marex@...x.de>
Cc: kbuild-all@...org, netdev@...r.kernel.org,
Marek Vasut <marex@...x.de>, Andrew Lunn <andrew@...n.ch>,
Florian Fainelli <f.fainelli@...il.com>,
Tristram Ha <Tristram.Ha@...rochip.com>,
Woojung Huh <Woojung.Huh@...rochip.com>
Subject: Re: [PATCH V3 07/10] net: dsa: microchip: Initial SPI regmap support
Hi Marek,
I love your patch! Yet something to improve:
[auto build test ERROR on net/master]
[also build test ERROR on v5.2-rc6 next-20190621]
[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/Marek-Vasut/net-dsa-microchip-Convert-to-regmap/20190625-021215
config: x86_64-randconfig-ne0-06250702 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
ld: drivers/base/regmap/regmap-spi.o: in function `regmap_spi_read':
>> drivers/base/regmap/regmap-spi.c:98: undefined reference to `spi_write_then_read'
ld: drivers/base/regmap/regmap-spi.o: in function `regmap_spi_async_write':
>> drivers/base/regmap/regmap-spi.c:77: undefined reference to `spi_async'
ld: drivers/base/regmap/regmap-spi.o: in function `spi_sync_transfer':
include/linux/spi/spi.h:1087: undefined reference to `spi_sync'
ld: drivers/base/regmap/regmap-spi.o: in function `regmap_spi_gather_write':
>> drivers/base/regmap/regmap-spi.c:50: undefined reference to `spi_sync'
vim +98 drivers/base/regmap/regmap-spi.c
a676f083 Mark Brown 2011-05-12 35
0135bbcc Stephen Warren 2012-04-04 36 static int regmap_spi_gather_write(void *context,
a676f083 Mark Brown 2011-05-12 37 const void *reg, size_t reg_len,
a676f083 Mark Brown 2011-05-12 38 const void *val, size_t val_len)
a676f083 Mark Brown 2011-05-12 39 {
0135bbcc Stephen Warren 2012-04-04 40 struct device *dev = context;
a676f083 Mark Brown 2011-05-12 41 struct spi_device *spi = to_spi_device(dev);
a676f083 Mark Brown 2011-05-12 42 struct spi_message m;
a676f083 Mark Brown 2011-05-12 43 struct spi_transfer t[2] = { { .tx_buf = reg, .len = reg_len, },
a676f083 Mark Brown 2011-05-12 44 { .tx_buf = val, .len = val_len, }, };
a676f083 Mark Brown 2011-05-12 45
a676f083 Mark Brown 2011-05-12 46 spi_message_init(&m);
a676f083 Mark Brown 2011-05-12 47 spi_message_add_tail(&t[0], &m);
a676f083 Mark Brown 2011-05-12 48 spi_message_add_tail(&t[1], &m);
a676f083 Mark Brown 2011-05-12 49
a676f083 Mark Brown 2011-05-12 @50 return spi_sync(spi, &m);
a676f083 Mark Brown 2011-05-12 51 }
a676f083 Mark Brown 2011-05-12 52
e0356dfe Mark Brown 2013-01-29 53 static int regmap_spi_async_write(void *context,
e0356dfe Mark Brown 2013-01-29 54 const void *reg, size_t reg_len,
e0356dfe Mark Brown 2013-01-29 55 const void *val, size_t val_len,
e0356dfe Mark Brown 2013-01-29 56 struct regmap_async *a)
e0356dfe Mark Brown 2013-01-29 57 {
e0356dfe Mark Brown 2013-01-29 58 struct regmap_async_spi *async = container_of(a,
e0356dfe Mark Brown 2013-01-29 59 struct regmap_async_spi,
e0356dfe Mark Brown 2013-01-29 60 core);
e0356dfe Mark Brown 2013-01-29 61 struct device *dev = context;
e0356dfe Mark Brown 2013-01-29 62 struct spi_device *spi = to_spi_device(dev);
e0356dfe Mark Brown 2013-01-29 63
e0356dfe Mark Brown 2013-01-29 64 async->t[0].tx_buf = reg;
e0356dfe Mark Brown 2013-01-29 65 async->t[0].len = reg_len;
e0356dfe Mark Brown 2013-01-29 66 async->t[1].tx_buf = val;
e0356dfe Mark Brown 2013-01-29 67 async->t[1].len = val_len;
e0356dfe Mark Brown 2013-01-29 68
e0356dfe Mark Brown 2013-01-29 69 spi_message_init(&async->m);
e0356dfe Mark Brown 2013-01-29 70 spi_message_add_tail(&async->t[0], &async->m);
cd1b9dd0 Mark Brown 2013-10-10 71 if (val)
e0356dfe Mark Brown 2013-01-29 72 spi_message_add_tail(&async->t[1], &async->m);
e0356dfe Mark Brown 2013-01-29 73
e0356dfe Mark Brown 2013-01-29 74 async->m.complete = regmap_spi_complete;
e0356dfe Mark Brown 2013-01-29 75 async->m.context = async;
e0356dfe Mark Brown 2013-01-29 76
e0356dfe Mark Brown 2013-01-29 @77 return spi_async(spi, &async->m);
e0356dfe Mark Brown 2013-01-29 78 }
e0356dfe Mark Brown 2013-01-29 79
e0356dfe Mark Brown 2013-01-29 80 static struct regmap_async *regmap_spi_async_alloc(void)
e0356dfe Mark Brown 2013-01-29 81 {
e0356dfe Mark Brown 2013-01-29 82 struct regmap_async_spi *async_spi;
e0356dfe Mark Brown 2013-01-29 83
e0356dfe Mark Brown 2013-01-29 84 async_spi = kzalloc(sizeof(*async_spi), GFP_KERNEL);
95601d65 Mark Brown 2013-02-05 85 if (!async_spi)
95601d65 Mark Brown 2013-02-05 86 return NULL;
e0356dfe Mark Brown 2013-01-29 87
e0356dfe Mark Brown 2013-01-29 88 return &async_spi->core;
e0356dfe Mark Brown 2013-01-29 89 }
e0356dfe Mark Brown 2013-01-29 90
0135bbcc Stephen Warren 2012-04-04 91 static int regmap_spi_read(void *context,
a676f083 Mark Brown 2011-05-12 92 const void *reg, size_t reg_size,
a676f083 Mark Brown 2011-05-12 93 void *val, size_t val_size)
a676f083 Mark Brown 2011-05-12 94 {
0135bbcc Stephen Warren 2012-04-04 95 struct device *dev = context;
a676f083 Mark Brown 2011-05-12 96 struct spi_device *spi = to_spi_device(dev);
a676f083 Mark Brown 2011-05-12 97
a676f083 Mark Brown 2011-05-12 @98 return spi_write_then_read(spi, reg, reg_size, val, val_size);
a676f083 Mark Brown 2011-05-12 99 }
a676f083 Mark Brown 2011-05-12 100
:::::: The code at line 98 was first introduced by commit
:::::: a676f083068b08e676c557279effbd7f4d590812 regmap: Add SPI bus support
:::::: TO: Mark Brown <broonie@...nsource.wolfsonmicro.com>
:::::: CC: Mark Brown <broonie@...nsource.wolfsonmicro.com>
---
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