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Message-ID: <1496998432.22624.70.camel@linux.intel.com>
Date: Fri, 09 Jun 2017 11:53:52 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: kbuild test robot <lkp@...el.com>,
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,
mika.westerberg@...ux.intel.com, linux-i2c@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
Ramiro.Oliveira@...opsys.com, Joao.Pinto@...opsys.com,
CARLOS.PALMINHA@...opsys.com
Subject: Re: [PATCH v10 5/6] i2c: designware: add SLAVE mode functions
On Fri, 2017-06-09 at 14:57 +0800, kbuild test robot wrote:
> Hi Luis,
>
Luis, it seems you didn't rebase your patches against Wolfram's i2c-next
tree.
Please, rebase and retest.
> [auto build test ERROR on wsa/i2c/for-next]
> [also build test ERROR on v4.12-rc4 next-20170608]
> [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-des
> ignware-add-I2C-SLAVE-support/20170609-143533
> base: https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git
> i2c/for-next
> config: x86_64-randconfig-x012-201723 (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=x86_64
>
> All error/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:285:3: 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:285:31: 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:285:31: note: each
> undeclared identifier is reported only once for each function it
> appears in
> > > drivers/i2c/busses/i2c-designware-slave.c:293:9: error:
> > > 'I2C_SLAVE_WRITE_RECEIVED' undeclared (first use in this function)
>
> I2C_SLAVE_WRITE_RECEIVED, &val)) {
> ^~~~~~~~~~~~~~~~~~~~~~~~
> > > drivers/i2c/busses/i2c-designware-slave.c:305:8: error:
> > > 'I2C_SLAVE_READ_REQUESTED' undeclared (first use in this function)
>
> I2C_SLAVE_READ_REQUESTED, &val))
> ^~~~~~~~~~~~~~~~~~~~~~~~
> > > drivers/i2c/busses/i2c-designware-slave.c:311:36: error:
> > > 'I2C_SLAVE_READ_PROCESSED' undeclared (first use in this function)
>
> if (!i2c_slave_event(dev->slave, I2C_SLAVE_READ_PROCESSED,
> ^~~~~~~~~~~~~~~~~~~~~~~~
> > > drivers/i2c/busses/i2c-designware-slave.c:315:31: 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:351:2: error: unknown
> > > field 'reg_slave' specified in initializer
>
> .reg_slave = i2c_dw_reg_slave,
> ^
> > > drivers/i2c/busses/i2c-designware-slave.c:351:15: warning: excess
> > > elements in struct initializer
>
> .reg_slave = i2c_dw_reg_slave,
> ^~~~~~~~~~~~~~~~
> drivers/i2c/busses/i2c-designware-slave.c:351:15: note: (near
> initialization for 'i2c_dw_algo')
> > > drivers/i2c/busses/i2c-designware-slave.c:352:2: error: unknown
> > > field 'unreg_slave' specified in initializer
>
> .unreg_slave = i2c_dw_unreg_slave,
> ^
> drivers/i2c/busses/i2c-designware-slave.c:352:17: warning: excess
> elements in struct initializer
> .unreg_slave = i2c_dw_unreg_slave,
> ^~~~~~~~~~~~~~~~~~
> drivers/i2c/busses/i2c-designware-slave.c:352:17: note: (near
> initialization for 'i2c_dw_algo')
> cc1: some warnings being treated as errors
>
> vim +/i2c_slave_event +285 drivers/i2c/busses/i2c-designware-slave.c
>
> 279 dev_dbg(dev->dev,
> 280 "%#x STAUTS SLAVE_ACTTVITY=%#x :
> RAW_INTR_STAT=%#x"
> 281 " : INTR_STAT=%#x\n",
> 282 enabled, slave_activity, raw_stat,
> stat);
> 283
> 284 if ((stat & DW_IC_INTR_RX_FULL) && (stat &
> DW_IC_INTR_STOP_DET))
> > 285 i2c_slave_event(dev->slave,
> I2C_SLAVE_WRITE_REQUESTED, &val);
> 286
> 287 if (stat & DW_IC_INTR_RD_REQ) {
> 288 if (slave_activity) {
> 289 if (stat & DW_IC_INTR_RX_FULL) {
> 290 val = dw_readl(dev,
> DW_IC_DATA_CMD);
> 291
> 292 if
> (!i2c_slave_event(dev->slave,
> > 293 I2C_SLAVE_WRITE_RECE
> IVED, &val)) {
> 294 dev_vdbg(dev-
> >dev, "Byte %X acked!",
> 295 val);
> 296 }
> 297 dw_readl(dev,
> DW_IC_CLR_RD_REQ);
> 298 stat =
> i2c_dw_read_clear_intrbits_slave(dev);
> 299 } else {
> 300 dw_readl(dev,
> DW_IC_CLR_RD_REQ);
> 301 dw_readl(dev,
> DW_IC_CLR_RX_UNDER);
> 302 stat =
> i2c_dw_read_clear_intrbits_slave(dev);
> 303 }
> 304 if (!i2c_slave_event(dev->slave,
> > 305 I2C_SLAVE_READ_REQUESTED,
> &val))
> 306 dw_writel(dev, val,
> DW_IC_DATA_CMD);
> 307 }
> 308 }
> 309
> 310 if (stat & DW_IC_INTR_RX_DONE) {
> > 311 if (!i2c_slave_event(dev->slave,
> I2C_SLAVE_READ_PROCESSED,
> 312 &val))
> 313 dw_readl(dev,
> DW_IC_CLR_RX_DONE);
> 314
> > 315 i2c_slave_event(dev->slave,
> I2C_SLAVE_STOP, &val);
> 316 stat =
> i2c_dw_read_clear_intrbits_slave(dev);
> 317 return 1;
> 318 }
> 319
> 320 if (stat & DW_IC_INTR_RX_FULL) {
> 321 val = dw_readl(dev, DW_IC_DATA_CMD);
> 322 if (!i2c_slave_event(dev->slave,
> I2C_SLAVE_WRITE_RECEIVED,
> 323 &val))
> 324 dev_vdbg(dev->dev, "Byte %X
> acked!", val);
> 325 } else {
> 326 i2c_slave_event(dev->slave,
> I2C_SLAVE_STOP, &val);
> 327 stat =
> i2c_dw_read_clear_intrbits_slave(dev);
> 328 }
> 329
> 330 //~ if (stat & DW_IC_INTR_TX_OVER)
> 331 //~ dw_readl(dev, DW_IC_CLR_TX_OVER);
> 332
> 333 return 1;
> 334 }
> 335
> 336 static irqreturn_t i2c_dw_isr_slave(int this_irq, void
> *dev_id)
> 337 {
> 338 struct dw_i2c_dev *dev = dev_id;
> 339 int ret;
> 340
> 341 i2c_dw_read_clear_intrbits_slave(dev);
> 342 ret = i2c_dw_irq_handler_slave(dev);
> 343 if (ret > 0)
> 344 complete(&dev->cmd_complete);
> 345
> 346 return IRQ_RETVAL(ret);
> 347 }
> 348
> 349 static struct i2c_algorithm i2c_dw_algo = {
> 350 .functionality = i2c_dw_func,
> > 351 .reg_slave = i2c_dw_reg_slave,
> > 352 .unreg_slave = i2c_dw_unreg_slave,
> 353 };
> 354
> 355 int i2c_dw_probe_slave(struct dw_i2c_dev *dev)
>
> ---
> 0-DAY kernel test infrastructure Open Source Technology
> Center
> https://lists.01.org/pipermail/kbuild-all Intel
> Corporation
--
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Intel Finland Oy
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