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Date: Thu, 8 Dec 2016 12:38:21 +0800
From: kbuild test robot <lkp@...el.com>
To: Luis Oliveira <Luis.Oliveira@...opsys.com>
Cc: kbuild-all@...org, wsa@...-dreams.de, robh+dt@...nel.org,
mark.rutland@....com, jarkko.nikula@...ux.intel.com,
andriy.shevchenko@...ux.intel.com, mika.westerberg@...ux.intel.com,
linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, Luis.Oliveira@...opsys.com,
Ramiro.Oliveira@...opsys.com, Joao.Pinto@...opsys.com,
CARLOS.PALMINHA@...opsys.com
Subject: Re: [PATCH v4 4/5] i2c: designware: Add slave mode as separated
driver
Hi Luis,
[auto build test WARNING on wsa/i2c/for-next]
[also build test WARNING on next-20161207]
[cannot apply to v4.9-rc8]
[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/Luis-Oliveira/i2c-designware-Refactoring-of-the-i2c-designware/20161208-044045
base: https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git i2c/for-next
config: i386-randconfig-h0-12081126 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All warnings (new ones prefixed by >>):
drivers/i2c/busses/i2c-designware-slave.c: In function 'i2c_dw_irq_handler_slave':
drivers/i2c/busses/i2c-designware-slave.c:294:3: error: implicit declaration of function 'i2c_slave_event' [-Werror=implicit-function-declaration]
i2c_slave_event(dev->slave, I2C_SLAVE_WRITE_REQUESTED, &val);
^~~~~~~~~~~~~~~
drivers/i2c/busses/i2c-designware-slave.c:294:31: error: 'I2C_SLAVE_WRITE_REQUESTED' undeclared (first use in this function)
i2c_slave_event(dev->slave, I2C_SLAVE_WRITE_REQUESTED, &val);
^~~~~~~~~~~~~~~~~~~~~~~~~
drivers/i2c/busses/i2c-designware-slave.c:294:31: note: each undeclared identifier is reported only once for each function it appears in
In file included from include/linux/err.h:4:0,
from drivers/i2c/busses/i2c-designware-slave.c:26:
drivers/i2c/busses/i2c-designware-slave.c:301:6: error: 'I2C_SLAVE_WRITE_RECEIVED' undeclared (first use in this function)
I2C_SLAVE_WRITE_RECEIVED, &val)) {
^
include/linux/compiler.h:149:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~
>> drivers/i2c/busses/i2c-designware-slave.c:300:5: note: in expansion of macro 'if'
if (!i2c_slave_event(dev->slave,
^~
drivers/i2c/busses/i2c-designware-slave.c:313:7: error: 'I2C_SLAVE_READ_REQUESTED' undeclared (first use in this function)
I2C_SLAVE_READ_REQUESTED, &val))
^
include/linux/compiler.h:149:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~
drivers/i2c/busses/i2c-designware-slave.c:312:4: note: in expansion of macro 'if'
if (!i2c_slave_event(dev->slave,
^~
drivers/i2c/busses/i2c-designware-slave.c:319:36: error: 'I2C_SLAVE_READ_PROCESSED' undeclared (first use in this function)
if (!i2c_slave_event(dev->slave, I2C_SLAVE_READ_PROCESSED,
^
include/linux/compiler.h:149:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~
drivers/i2c/busses/i2c-designware-slave.c:319:3: note: in expansion of macro 'if'
if (!i2c_slave_event(dev->slave, I2C_SLAVE_READ_PROCESSED,
^~
drivers/i2c/busses/i2c-designware-slave.c:323:31: error: 'I2C_SLAVE_STOP' undeclared (first use in this function)
i2c_slave_event(dev->slave, I2C_SLAVE_STOP, &val);
^~~~~~~~~~~~~~
drivers/i2c/busses/i2c-designware-slave.c: At top level:
drivers/i2c/busses/i2c-designware-slave.c:358:2: error: unknown field 'reg_slave' specified in initializer
.reg_slave = i2c_dw_reg_slave,
^
drivers/i2c/busses/i2c-designware-slave.c:358:15: warning: excess elements in struct initializer
.reg_slave = i2c_dw_reg_slave,
^~~~~~~~~~~~~~~~
drivers/i2c/busses/i2c-designware-slave.c:358:15: note: (near initialization for 'i2c_dw_algo')
drivers/i2c/busses/i2c-designware-slave.c:359:2: error: unknown field 'unreg_slave' specified in initializer
.unreg_slave = i2c_dw_unreg_slave,
^
drivers/i2c/busses/i2c-designware-slave.c:359:17: warning: excess elements in struct initializer
.unreg_slave = i2c_dw_unreg_slave,
^~~~~~~~~~~~~~~~~~
drivers/i2c/busses/i2c-designware-slave.c:359:17: note: (near initialization for 'i2c_dw_algo')
cc1: some warnings being treated as errors
vim +/if +300 drivers/i2c/busses/i2c-designware-slave.c
288 dw_readl(dev, DW_IC_CLR_START_DET);
289 if (stat & DW_IC_INTR_ACTIVITY)
290 dw_readl(dev, DW_IC_CLR_ACTIVITY);
291 if (stat & DW_IC_INTR_RX_OVER)
292 dw_readl(dev, DW_IC_CLR_RX_OVER);
293 if ((stat & DW_IC_INTR_RX_FULL) && (stat & DW_IC_INTR_STOP_DET))
> 294 i2c_slave_event(dev->slave, I2C_SLAVE_WRITE_REQUESTED, &val);
295
296 if (slave_activity) {
297 if (stat & DW_IC_INTR_RD_REQ) {
298 if (stat & DW_IC_INTR_RX_FULL) {
299 val = dw_readl(dev, DW_IC_DATA_CMD);
> 300 if (!i2c_slave_event(dev->slave,
301 I2C_SLAVE_WRITE_RECEIVED, &val)) {
302 dev_dbg(dev->dev, "Byte %X acked!",
303 val);
---
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