From: Randy Dunlap <rdunlap@infradead.org>
To: Nathan Chancellor <natechancellor@gmail.com>, davem@davemloft.net
Cc: andrew@lunn.ch, broonie@kernel.org, devel@driverdev.osuosl.org,
f.fainelli@gmail.com, gregkh@linuxfoundation.org,
hkallweit1@gmail.com, kernel-build-reports@lists.linaro.org,
linux-arm-kernel@lists.infradead.org, linux-next@vger.kernel.org,
netdev@vger.kernel.org, willy@infradead.org,
kbuild test robot <lkp@intel.com>
Subject: Re: [PATCH] net: mdio-octeon: Fix build error and Kconfig warning
Date: Wed, 31 Jul 2019 16:52:04 -0700 [thread overview]
Message-ID: <64f7ef68-c373-5ff5-ff6d-8a7ce0e30798@infradead.org> (raw)
In-Reply-To: <b3444283-7a77-ece8-7ac6-41756aa7dc60@infradead.org>
On 7/31/19 2:55 PM, Randy Dunlap wrote:
> On 7/31/19 11:50 AM, Nathan Chancellor wrote:
>> arm allyesconfig warns:
>>
>> WARNING: unmet direct dependencies detected for MDIO_OCTEON
>> Depends on [n]: NETDEVICES [=y] && MDIO_DEVICE [=y] && MDIO_BUS [=y]
>> && 64BIT && HAS_IOMEM [=y] && OF_MDIO [=y]
>> Selected by [y]:
>> - OCTEON_ETHERNET [=y] && STAGING [=y] && (CAVIUM_OCTEON_SOC &&
>> NETDEVICES [=y] || COMPILE_TEST [=y])
>>
>> and errors:
>>
>> In file included from ../drivers/net/phy/mdio-octeon.c:14:
>> ../drivers/net/phy/mdio-octeon.c: In function 'octeon_mdiobus_probe':
>> ../drivers/net/phy/mdio-cavium.h:111:36: error: implicit declaration of
>> function 'writeq'; did you mean 'writeb'?
>> [-Werror=implicit-function-declaration]
>> 111 | #define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
>> | ^~~~~~
>> ../drivers/net/phy/mdio-octeon.c:56:2: note: in expansion of macro
>> 'oct_mdio_writeq'
>> 56 | oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN);
>> | ^~~~~~~~~~~~~~~
>> cc1: some warnings being treated as errors
>>
>> This allows MDIO_OCTEON to be built with COMPILE_TEST as well and
>> includes the proper header for readq/writeq. This does not address
>> the several -Wint-to-pointer-cast and -Wpointer-to-int-cast warnings
>> that appeared as a result of commit 171a9bae68c7 ("staging/octeon:
>> Allow test build on !MIPS") in these files.
>>
>> Fixes: 171a9bae68c7 ("staging/octeon: Allow test build on !MIPS")
>> Reported-by: kbuild test robot <lkp@intel.com>
>> Reported-by: Mark Brown <broonie@kernel.org>
>> Reported-by: Randy Dunlap <rdunlap@infradead.org>
>> Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
>
>
> With today's linux-next (20190731), I am still seeing a Kconfig warning and
> build errors (building for i386):
>
> and applying Greg's "depends on NETDEVICES" patch and this patch:
>
> WARNING: unmet direct dependencies detected for MDIO_OCTEON
> Depends on [n]: NETDEVICES [=y] && MDIO_DEVICE [=m] && MDIO_BUS [=m] && (64BIT [=n] || COMPILE_TEST [=y]) && HAS_IOMEM [=y] && OF_MDIO [=n]
> Selected by [m]:
> - OCTEON_ETHERNET [=m] && STAGING [=y] && (CAVIUM_OCTEON_SOC || COMPILE_TEST [=y]) && NETDEVICES [=y]
>
> ERROR: "cavium_mdiobus_write" [drivers/net/phy/mdio-octeon.ko] undefined!
> ERROR: "cavium_mdiobus_read" [drivers/net/phy/mdio-octeon.ko] undefined!
>
>
> kernel .config file is attached.
>
> Am I missing another patch?
>
> thanks.
If I add this to drivers/staging/octeon/Kconfig:
select MDIO_OCTEON
+ select MDIO_CAVIUM
help
then the build succeeds.
This isn't being done by make *config because MDIO_OCTEON depends on OF_MDIO,
which is not set in my .config file, so the "select MDIO_CAVIUM" in MDIO_OCTEON
is not done.
However, there are lots of type/cast warnings in both mdio-octeon and mdio-cavium:
../drivers/net/phy/mdio-octeon.c: In function ‘octeon_mdiobus_probe’:
../drivers/net/phy/mdio-octeon.c:48:3: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
(u64)devm_ioremap(&pdev->dev, mdio_phys, regsize);
^
In file included from ../drivers/net/phy/mdio-octeon.c:14:0:
../drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
../drivers/net/phy/mdio-octeon.c:56:2: note: in expansion of macro ‘oct_mdio_writeq’
oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN);
^~~~~~~~~~~~~~~
../drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
../drivers/net/phy/mdio-octeon.c:77:2: note: in expansion of macro ‘oct_mdio_writeq’
oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN);
^~~~~~~~~~~~~~~
../drivers/net/phy/mdio-octeon.c: In function ‘octeon_mdiobus_remove’:
../drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
../drivers/net/phy/mdio-octeon.c:91:2: note: in expansion of macro ‘oct_mdio_writeq’
oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN);
^~~~~~~~~~~~~~~
and
CC [M] drivers/net/phy/mdio-cavium.o
In file included from ../drivers/net/phy/mdio-cavium.c:11:0:
../drivers/net/phy/mdio-cavium.c: In function ‘cavium_mdiobus_set_mode’:
../drivers/net/phy/mdio-cavium.h:114:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_readq(addr) readq((void *)addr)
^
../drivers/net/phy/mdio-cavium.c:21:16: note: in expansion of macro ‘oct_mdio_readq’
smi_clk.u64 = oct_mdio_readq(p->register_base + SMI_CLK);
^~~~~~~~~~~~~~
../drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
../drivers/net/phy/mdio-cavium.c:24:2: note: in expansion of macro ‘oct_mdio_writeq’
oct_mdio_writeq(smi_clk.u64, p->register_base + SMI_CLK);
^~~~~~~~~~~~~~~
../drivers/net/phy/mdio-cavium.c: In function ‘cavium_mdiobus_c45_addr’:
../drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
../drivers/net/phy/mdio-cavium.c:39:2: note: in expansion of macro ‘oct_mdio_writeq’
oct_mdio_writeq(smi_wr.u64, p->register_base + SMI_WR_DAT);
^~~~~~~~~~~~~~~
../drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
../drivers/net/phy/mdio-cavium.c:47:2: note: in expansion of macro ‘oct_mdio_writeq’
oct_mdio_writeq(smi_cmd.u64, p->register_base + SMI_CMD);
^~~~~~~~~~~~~~~
../drivers/net/phy/mdio-cavium.h:114:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_readq(addr) readq((void *)addr)
^
../drivers/net/phy/mdio-cavium.c:54:16: note: in expansion of macro ‘oct_mdio_readq’
smi_wr.u64 = oct_mdio_readq(p->register_base + SMI_WR_DAT);
^~~~~~~~~~~~~~
../drivers/net/phy/mdio-cavium.c: In function ‘cavium_mdiobus_read’:
../drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
../drivers/net/phy/mdio-cavium.c:86:2: note: in expansion of macro ‘oct_mdio_writeq’
oct_mdio_writeq(smi_cmd.u64, p->register_base + SMI_CMD);
^~~~~~~~~~~~~~~
../drivers/net/phy/mdio-cavium.h:114:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_readq(addr) readq((void *)addr)
^
../drivers/net/phy/mdio-cavium.c:93:16: note: in expansion of macro ‘oct_mdio_readq’
smi_rd.u64 = oct_mdio_readq(p->register_base + SMI_RD_DAT);
^~~~~~~~~~~~~~
../drivers/net/phy/mdio-cavium.c: In function ‘cavium_mdiobus_write’:
../drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
../drivers/net/phy/mdio-cavium.c:125:2: note: in expansion of macro ‘oct_mdio_writeq’
oct_mdio_writeq(smi_wr.u64, p->register_base + SMI_WR_DAT);
^~~~~~~~~~~~~~~
../drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
../drivers/net/phy/mdio-cavium.c:131:2: note: in expansion of macro ‘oct_mdio_writeq’
oct_mdio_writeq(smi_cmd.u64, p->register_base + SMI_CMD);
^~~~~~~~~~~~~~~
../drivers/net/phy/mdio-cavium.h:114:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_readq(addr) readq((void *)addr)
^
../drivers/net/phy/mdio-cavium.c:138:16: note: in expansion of macro ‘oct_mdio_readq’
smi_wr.u64 = oct_mdio_readq(p->register_base + SMI_WR_DAT);
^~~~~~~~~~~~~~
>> ---
>> drivers/net/phy/Kconfig | 2 +-
>> drivers/net/phy/mdio-cavium.h | 2 ++
>> 2 files changed, 3 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
>> index 20f14c5fbb7e..ed2edf4b5b0e 100644
>> --- a/drivers/net/phy/Kconfig
>> +++ b/drivers/net/phy/Kconfig
>> @@ -159,7 +159,7 @@ config MDIO_MSCC_MIIM
>>
>> config MDIO_OCTEON
>> tristate "Octeon and some ThunderX SOCs MDIO buses"
>> - depends on 64BIT
>> + depends on 64BIT || COMPILE_TEST
>> depends on HAS_IOMEM && OF_MDIO
>> select MDIO_CAVIUM
>> help
>> diff --git a/drivers/net/phy/mdio-cavium.h b/drivers/net/phy/mdio-cavium.h
>> index ed5f9bb5448d..b7f89ad27465 100644
>> --- a/drivers/net/phy/mdio-cavium.h
>> +++ b/drivers/net/phy/mdio-cavium.h
>> @@ -108,6 +108,8 @@ static inline u64 oct_mdio_readq(u64 addr)
>> return cvmx_read_csr(addr);
>> }
>> #else
>> +#include <linux/io-64-nonatomic-lo-hi.h>
>> +
>> #define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
>> #define oct_mdio_readq(addr) readq((void *)addr)
>> #endif
>>
>
>
--
~Randy
next prev parent reply other threads:[~2019-07-31 23:52 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <5d41767d.1c69fb81.d6304.4c8c@mx.google.com>
2019-07-31 11:24 ` next/master build: 221 builds: 11 failed, 210 passed, 13 errors, 1174 warnings (next-20190731) Mark Brown
2019-07-31 11:35 ` Greg Kroah-Hartman
2019-07-31 15:48 ` David Miller
2019-07-31 16:00 ` Greg KH
2019-07-31 16:35 ` Nathan Chancellor
2019-07-31 16:41 ` David Miller
2019-07-31 18:50 ` [PATCH] net: mdio-octeon: Fix build error and Kconfig warning Nathan Chancellor
2019-07-31 21:55 ` Randy Dunlap
2019-07-31 23:52 ` Randy Dunlap [this message]
2019-09-19 9:06 ` Geert Uytterhoeven
2019-08-03 1:11 ` David Miller
2019-08-03 1:30 ` Nathan Chancellor
2019-08-03 1:39 ` Matthew Wilcox
2019-08-03 6:05 ` Nathan Chancellor
2019-08-03 6:01 ` [PATCH v2] net: mdio-octeon: Fix Kconfig warnings and build errors Nathan Chancellor
2019-08-03 18:34 ` Randy Dunlap
2019-08-06 21:11 ` David Miller
2019-08-07 5:10 ` Nathan Chancellor
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