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Message-ID: <201701010715.nDwxonWX%fengguang.wu@intel.com>
Date: Sun, 1 Jan 2017 07:45:47 +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 v5 5/7] i2c: designware: add SLAVE mode functions
Hi Luis,
[auto build test ERROR on wsa/i2c/for-next]
[also build test ERROR on v4.10-rc1 next-20161224]
[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-Cleaning-and-comment-style-fixes/20161229-010120
base: https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git i2c/for-next
config: i386-randconfig-c0-01010626 (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/i2c/busses/i2c-designware-slave.c: In function 'i2c_dw_irq_handler_slave':
>> drivers/i2c/busses/i2c-designware-slave.c:293:3: 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:293:31: 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:293:31: 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:23:
>> drivers/i2c/busses/i2c-designware-slave.c:300:6: 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:299:5: note: in expansion of macro 'if'
if (!i2c_slave_event(dev->slave,
^
>> drivers/i2c/busses/i2c-designware-slave.c:312:7: 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:311:4: note: in expansion of macro 'if'
if (!i2c_slave_event(dev->slave,
^
>> drivers/i2c/busses/i2c-designware-slave.c:318:36: 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:318:3: note: in expansion of macro 'if'
if (!i2c_slave_event(dev->slave, I2C_SLAVE_READ_PROCESSED,
^
>> drivers/i2c/busses/i2c-designware-slave.c:322:31: 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:359:2: error: unknown field 'reg_slave' specified in initializer
.reg_slave = i2c_dw_reg_slave,
^
drivers/i2c/busses/i2c-designware-slave.c:359:2: warning: excess elements in struct initializer
drivers/i2c/busses/i2c-designware-slave.c:359:2: warning: (near initialization for 'i2c_dw_algo')
>> drivers/i2c/busses/i2c-designware-slave.c:360:2: error: unknown field 'unreg_slave' specified in initializer
.unreg_slave = i2c_dw_unreg_slave,
^
drivers/i2c/busses/i2c-designware-slave.c:360:2: warning: excess elements in struct initializer
drivers/i2c/busses/i2c-designware-slave.c:360:2: warning: (near initialization for 'i2c_dw_algo')
cc1: some warnings being treated as errors
vim +/i2c_slave_event +293 drivers/i2c/busses/i2c-designware-slave.c
287 dw_readl(dev, DW_IC_CLR_START_DET);
288 if (stat & DW_IC_INTR_ACTIVITY)
289 dw_readl(dev, DW_IC_CLR_ACTIVITY);
290 if (stat & DW_IC_INTR_RX_OVER)
291 dw_readl(dev, DW_IC_CLR_RX_OVER);
292 if ((stat & DW_IC_INTR_RX_FULL) && (stat & DW_IC_INTR_STOP_DET))
> 293 i2c_slave_event(dev->slave, I2C_SLAVE_WRITE_REQUESTED, &val);
294
295 if (slave_activity) {
296 if (stat & DW_IC_INTR_RD_REQ) {
297 if (stat & DW_IC_INTR_RX_FULL) {
298 val = dw_readl(dev, DW_IC_DATA_CMD);
299 if (!i2c_slave_event(dev->slave,
> 300 I2C_SLAVE_WRITE_RECEIVED, &val)) {
301 dev_dbg(dev->dev, "Byte %X acked!",
302 val);
303 }
304 dw_readl(dev, DW_IC_CLR_RD_REQ);
305 stat = i2c_dw_read_clear_intrbits_slave(dev);
306 } else {
307 dw_readl(dev, DW_IC_CLR_RD_REQ);
308 dw_readl(dev, DW_IC_CLR_RX_UNDER);
309 stat = i2c_dw_read_clear_intrbits_slave(dev);
310 }
311 if (!i2c_slave_event(dev->slave,
> 312 I2C_SLAVE_READ_REQUESTED, &val))
313 dw_writel(dev, val, DW_IC_DATA_CMD);
314 }
315 }
316
317 if (stat & DW_IC_INTR_RX_DONE) {
> 318 if (!i2c_slave_event(dev->slave, I2C_SLAVE_READ_PROCESSED,
319 &val))
320 dw_readl(dev, DW_IC_CLR_RX_DONE);
321
> 322 i2c_slave_event(dev->slave, I2C_SLAVE_STOP, &val);
323 stat = i2c_dw_read_clear_intrbits_slave(dev);
324 return true;
325 }
326
327 if (stat & DW_IC_INTR_RX_FULL) {
328 val = dw_readl(dev, DW_IC_DATA_CMD);
329 if (!i2c_slave_event(dev->slave, I2C_SLAVE_WRITE_RECEIVED,
330 &val))
331 dev_dbg(dev->dev, "Byte %X acked!", val);
332 } else {
333 i2c_slave_event(dev->slave, I2C_SLAVE_STOP, &val);
334 stat = i2c_dw_read_clear_intrbits_slave(dev);
335 }
336
337 if (stat & DW_IC_INTR_TX_OVER)
338 dw_readl(dev, DW_IC_CLR_TX_OVER);
339
340 return 1;
341 }
342
343 static irqreturn_t i2c_dw_isr_slave(int this_irq, void *dev_id)
344 {
345 struct dw_i2c_dev *dev = dev_id;
346 int ret;
347
348 i2c_dw_read_clear_intrbits_slave(dev);
349 ret = i2c_dw_irq_handler_slave(dev);
350
351 if (ret > 0)
352 complete(&dev->cmd_complete);
353
354 return IRQ_RETVAL(ret);
355 }
356
357 static struct i2c_algorithm i2c_dw_algo = {
358 .functionality = i2c_dw_func,
> 359 .reg_slave = i2c_dw_reg_slave,
> 360 .unreg_slave = i2c_dw_unreg_slave,
361 };
362
363 void i2c_dw_disable_slave(struct dw_i2c_dev *dev)
---
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