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Date: Tue, 20 Nov 2018 13:49:12 +0800
From: kbuild test robot <lkp@...el.com>
To: Mason Yang <masonccyang@...c.com.tw>
Cc: kbuild-all@...org, broonie@...nel.org, tpiepho@...inj.com,
linux-kernel@...r.kernel.org, linux-spi@...r.kernel.org,
linux-renesas-soc@...r.kernel.org,
Simon Horman <horms@...ge.net.au>, boris.brezillon@...tlin.com,
juliensu@...c.com.tw, Geert Uytterhoeven <geert+renesas@...der.be>,
zhengxunli@...c.com.tw, Mason Yang <masonccyang@...c.com.tw>
Subject: Re: [PATCH 1/2] spi: Add Renesas R-Car RPC SPI controller driver
Hi Mason,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on spi/for-next]
[also build test WARNING on v4.20-rc3 next-20181119]
[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/Mason-Yang/spi-Add-Renesas-R-Car-RPC-SPI-controller-driver/20181120-020310
base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git for-next
config: sh-allyesconfig (attached as .config)
compiler: sh4-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
GCC_VERSION=7.2.0 make.cross ARCH=sh
All warnings (new ones prefixed by >>):
drivers//spi/spi-renesas-rpc.c:366:47: warning: 'struct spi_mem_dirmap_desc' declared inside parameter list will not be visible outside of this definition or declaration
static ssize_t rpc_spi_mem_dirmap_read(struct spi_mem_dirmap_desc *desc,
^~~~~~~~~~~~~~~~~~~
In file included from drivers//spi/spi-renesas-rpc.c:18:0:
drivers//spi/spi-renesas-rpc.c: In function 'rpc_spi_mem_dirmap_read':
drivers//spi/spi-renesas-rpc.c:369:51: error: dereferencing pointer to incomplete type 'struct spi_mem_dirmap_desc'
struct rpc_spi *rpc = spi_master_get_devdata(desc->mem->spi->master);
^
include/linux/spi/spi.h:1333:66: note: in definition of macro 'spi_master_get_devdata'
#define spi_master_get_devdata(_ctlr) spi_controller_get_devdata(_ctlr)
^~~~~
drivers//spi/spi-renesas-rpc.c: At top level:
drivers//spi/spi-renesas-rpc.c:397:48: warning: 'struct spi_mem_dirmap_desc' declared inside parameter list will not be visible outside of this definition or declaration
static ssize_t rpc_spi_mem_dirmap_write(struct spi_mem_dirmap_desc *desc,
^~~~~~~~~~~~~~~~~~~
In file included from drivers//spi/spi-renesas-rpc.c:18:0:
drivers//spi/spi-renesas-rpc.c: In function 'rpc_spi_mem_dirmap_write':
drivers//spi/spi-renesas-rpc.c:400:51: error: dereferencing pointer to incomplete type 'struct spi_mem_dirmap_desc'
struct rpc_spi *rpc = spi_master_get_devdata(desc->mem->spi->master);
^
include/linux/spi/spi.h:1333:66: note: in definition of macro 'spi_master_get_devdata'
#define spi_master_get_devdata(_ctlr) spi_controller_get_devdata(_ctlr)
^~~~~
drivers//spi/spi-renesas-rpc.c: At top level:
drivers//spi/spi-renesas-rpc.c:443:45: warning: 'struct spi_mem_dirmap_desc' declared inside parameter list will not be visible outside of this definition or declaration
static int rpc_spi_mem_dirmap_create(struct spi_mem_dirmap_desc *desc)
^~~~~~~~~~~~~~~~~~~
In file included from drivers//spi/spi-renesas-rpc.c:18:0:
drivers//spi/spi-renesas-rpc.c: In function 'rpc_spi_mem_dirmap_create':
drivers//spi/spi-renesas-rpc.c:445:51: error: dereferencing pointer to incomplete type 'struct spi_mem_dirmap_desc'
struct rpc_spi *rpc = spi_master_get_devdata(desc->mem->spi->master);
^
include/linux/spi/spi.h:1333:66: note: in definition of macro 'spi_master_get_devdata'
#define spi_master_get_devdata(_ctlr) spi_controller_get_devdata(_ctlr)
^~~~~
drivers//spi/spi-renesas-rpc.c: At top level:
drivers//spi/spi-renesas-rpc.c:484:3: error: 'const struct spi_controller_mem_ops' has no member named 'dirmap_create'
.dirmap_create = rpc_spi_mem_dirmap_create,
^~~~~~~~~~~~~
drivers//spi/spi-renesas-rpc.c:484:19: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]
.dirmap_create = rpc_spi_mem_dirmap_create,
^~~~~~~~~~~~~~~~~~~~~~~~~
drivers//spi/spi-renesas-rpc.c:484:19: note: (near initialization for 'rpc_spi_mem_ops.get_name')
drivers//spi/spi-renesas-rpc.c:485:3: error: 'const struct spi_controller_mem_ops' has no member named 'dirmap_read'
.dirmap_read = rpc_spi_mem_dirmap_read,
^~~~~~~~~~~
>> drivers//spi/spi-renesas-rpc.c:485:17: warning: excess elements in struct initializer
.dirmap_read = rpc_spi_mem_dirmap_read,
^~~~~~~~~~~~~~~~~~~~~~~
drivers//spi/spi-renesas-rpc.c:485:17: note: (near initialization for 'rpc_spi_mem_ops')
drivers//spi/spi-renesas-rpc.c:486:3: error: 'const struct spi_controller_mem_ops' has no member named 'dirmap_write'
.dirmap_write = rpc_spi_mem_dirmap_write,
^~~~~~~~~~~~
drivers//spi/spi-renesas-rpc.c:486:18: warning: excess elements in struct initializer
.dirmap_write = rpc_spi_mem_dirmap_write,
^~~~~~~~~~~~~~~~~~~~~~~~
drivers//spi/spi-renesas-rpc.c:486:18: note: (near initialization for 'rpc_spi_mem_ops')
cc1: some warnings being treated as errors
vim +485 drivers//spi/spi-renesas-rpc.c
480
481 static const struct spi_controller_mem_ops rpc_spi_mem_ops = {
482 .supports_op = rpc_spi_mem_supports_op,
483 .exec_op = rpc_spi_mem_exec_op,
> 484 .dirmap_create = rpc_spi_mem_dirmap_create,
> 485 .dirmap_read = rpc_spi_mem_dirmap_read,
486 .dirmap_write = rpc_spi_mem_dirmap_write,
487 };
488
---
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