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Message-ID: <201809051406.YdSU6OCu%fengguang.wu@intel.com>
Date: Wed, 5 Sep 2018 14:46:23 +0800
From: kbuild test robot <lkp@...el.com>
To: Janusz Krzysztofik <jmkrzyszt@...il.com>
Cc: kbuild-all@...org, Linus Walleij <linus.walleij@...aro.org>,
Jonathan Corbet <corbet@....net>,
Miguel Ojeda Sandonis <miguel.ojeda.sandonis@...il.com>,
Peter Korsgaard <peter.korsgaard@...co.com>,
Peter Rosin <peda@...ntia.se>,
Ulf Hansson <ulf.hansson@...aro.org>,
Andrew Lunn <andrew@...n.ch>,
Florian Fainelli <f.fainelli@...il.com>,
"David S. Miller" <davem@...emloft.net>,
Dominik Brodowski <linux@...inikbrodowski.net>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Kishon Vijay Abraham I <kishon@...com>,
Lars-Peter Clausen <lars@...afoo.de>,
Michael Hennerich <Michael.Hennerich@...log.com>,
Jonathan Cameron <jic23@...nel.org>,
Hartmut Knaack <knaack.h@....de>,
Peter Meerwald-Stadler <pmeerw@...erw.net>,
Jiri Slaby <jslaby@...e.com>, Willy Tarreau <w@....eu>,
Geert Uytterhoeven <geert@...ux-m68k.org>,
linux-doc@...r.kernel.org, linux-i2c@...r.kernel.org,
linux-mmc@...r.kernel.org, netdev@...r.kernel.org,
linux-iio@...r.kernel.org, devel@...verdev.osuosl.org,
linux-serial@...r.kernel.org, linux-gpio@...r.kernel.org,
linux-kernel@...r.kernel.org,
Janusz Krzysztofik <jmkrzyszt@...il.com>,
Sebastien Bourdelin <sebastien.bourdelin@...oirfairelinux.com>,
Lukas Wunner <lukas@...ner.de>,
Rojhalat Ibrahim <imr@...chenk.de>,
Russell King <rmk+kernel@...linux.org.uk>,
Tony Lindgren <tony@...mide.com>,
Yegor Yefremov <yegorslists@...glemail.com>,
Uwe Kleine-König
<u.kleine-koenig@...gutronix.de>
Subject: Re: [PATCH v7 1/4] gpiolib: Pass bitmaps, not integer arrays, to
get/set array
Hi Janusz,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on gpio/for-next]
[also build test ERROR on v4.19-rc2 next-20180905]
[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/Janusz-Krzysztofik/gpiolib-Pass-bitmaps-not-integer-arrays-to-get-set-array/20180903-172834
base: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git for-next
config: x86_64-randconfig-f2-201835 (attached as .config)
compiler: gcc-6 (Debian 6.4.0-9) 6.4.0 20171026
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
All errors (new ones prefixed by >>):
drivers/phy/motorola/phy-mapphone-mdm6600.c: In function 'phy_mdm6600_cmd':
>> drivers/phy/motorola/phy-mapphone-mdm6600.c:165:36: error: passing argument 3 of 'gpiod_set_array_value_cansleep' from incompatible pointer type [-Werror=incompatible-pointer-types]
ddata->cmd_gpios->desc, values);
^~~~~~
In file included from drivers/phy/motorola/phy-mapphone-mdm6600.c:16:0:
include/linux/gpio/consumer.h:400:20: note: expected 'int *' but argument is of type 'long unsigned int *'
static inline void gpiod_set_array_value_cansleep(unsigned int array_size,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/phy/motorola/phy-mapphone-mdm6600.c: In function 'phy_mdm6600_status':
>> drivers/phy/motorola/phy-mapphone-mdm6600.c:184:13: error: passing argument 3 of 'gpiod_get_array_value_cansleep' from incompatible pointer type [-Werror=incompatible-pointer-types]
values);
^~~~~~
In file included from drivers/phy/motorola/phy-mapphone-mdm6600.c:16:0:
include/linux/gpio/consumer.h:387:19: note: expected 'int *' but argument is of type 'long unsigned int *'
static inline int gpiod_get_array_value_cansleep(unsigned int array_size,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/gpiod_set_array_value_cansleep +165 drivers/phy/motorola/phy-mapphone-mdm6600.c
5d1ebbda0 Tony Lindgren 2018-03-08 151
5d1ebbda0 Tony Lindgren 2018-03-08 152 /**
5d1ebbda0 Tony Lindgren 2018-03-08 153 * phy_mdm6600_cmd() - send a command request to mdm6600
5d1ebbda0 Tony Lindgren 2018-03-08 154 * @ddata: device driver data
5d1ebbda0 Tony Lindgren 2018-03-08 155 *
5d1ebbda0 Tony Lindgren 2018-03-08 156 * Configures the three command request GPIOs to the specified value.
5d1ebbda0 Tony Lindgren 2018-03-08 157 */
5d1ebbda0 Tony Lindgren 2018-03-08 158 static void phy_mdm6600_cmd(struct phy_mdm6600 *ddata, int val)
5d1ebbda0 Tony Lindgren 2018-03-08 159 {
916010a73 Janusz Krzysztofik 2018-09-02 160 DECLARE_BITMAP(values, PHY_MDM6600_NR_CMD_LINES);
5d1ebbda0 Tony Lindgren 2018-03-08 161
916010a73 Janusz Krzysztofik 2018-09-02 162 *values = val;
5d1ebbda0 Tony Lindgren 2018-03-08 163
5d1ebbda0 Tony Lindgren 2018-03-08 164 gpiod_set_array_value_cansleep(PHY_MDM6600_NR_CMD_LINES,
5d1ebbda0 Tony Lindgren 2018-03-08 @165 ddata->cmd_gpios->desc, values);
5d1ebbda0 Tony Lindgren 2018-03-08 166 }
5d1ebbda0 Tony Lindgren 2018-03-08 167
5d1ebbda0 Tony Lindgren 2018-03-08 168 /**
5d1ebbda0 Tony Lindgren 2018-03-08 169 * phy_mdm6600_status() - read mdm6600 status lines
5d1ebbda0 Tony Lindgren 2018-03-08 170 * @ddata: device driver data
5d1ebbda0 Tony Lindgren 2018-03-08 171 */
5d1ebbda0 Tony Lindgren 2018-03-08 172 static void phy_mdm6600_status(struct work_struct *work)
5d1ebbda0 Tony Lindgren 2018-03-08 173 {
5d1ebbda0 Tony Lindgren 2018-03-08 174 struct phy_mdm6600 *ddata;
5d1ebbda0 Tony Lindgren 2018-03-08 175 struct device *dev;
916010a73 Janusz Krzysztofik 2018-09-02 176 DECLARE_BITMAP(values, PHY_MDM6600_NR_STATUS_LINES);
5d1ebbda0 Tony Lindgren 2018-03-08 177 int error, i, val = 0;
5d1ebbda0 Tony Lindgren 2018-03-08 178
5d1ebbda0 Tony Lindgren 2018-03-08 179 ddata = container_of(work, struct phy_mdm6600, status_work.work);
5d1ebbda0 Tony Lindgren 2018-03-08 180 dev = ddata->dev;
5d1ebbda0 Tony Lindgren 2018-03-08 181
ad5003300 Tony Lindgren 2018-05-31 182 error = gpiod_get_array_value_cansleep(PHY_MDM6600_NR_STATUS_LINES,
5d1ebbda0 Tony Lindgren 2018-03-08 183 ddata->status_gpios->desc,
5d1ebbda0 Tony Lindgren 2018-03-08 @184 values);
5d1ebbda0 Tony Lindgren 2018-03-08 185 if (error)
5d1ebbda0 Tony Lindgren 2018-03-08 186 return;
5d1ebbda0 Tony Lindgren 2018-03-08 187
ad5003300 Tony Lindgren 2018-05-31 188 for (i = 0; i < PHY_MDM6600_NR_STATUS_LINES; i++) {
916010a73 Janusz Krzysztofik 2018-09-02 189 val |= test_bit(i, values) << i;
5d1ebbda0 Tony Lindgren 2018-03-08 190 dev_dbg(ddata->dev, "XXX %s: i: %i values[i]: %i val: %i\n",
916010a73 Janusz Krzysztofik 2018-09-02 191 __func__, i, test_bit(i, values), val);
5d1ebbda0 Tony Lindgren 2018-03-08 192 }
5d1ebbda0 Tony Lindgren 2018-03-08 193 ddata->status = val;
5d1ebbda0 Tony Lindgren 2018-03-08 194
5d1ebbda0 Tony Lindgren 2018-03-08 195 dev_info(dev, "modem status: %i %s\n",
5d1ebbda0 Tony Lindgren 2018-03-08 196 ddata->status,
5d1ebbda0 Tony Lindgren 2018-03-08 197 phy_mdm6600_status_name[ddata->status & 7]);
5d1ebbda0 Tony Lindgren 2018-03-08 198 complete(&ddata->ack);
5d1ebbda0 Tony Lindgren 2018-03-08 199 }
5d1ebbda0 Tony Lindgren 2018-03-08 200
:::::: The code at line 165 was first introduced by commit
:::::: 5d1ebbda0318b1ba55eaa1fae3fd867af17b0774 phy: mapphone-mdm6600: Add USB PHY driver for MDM6600 on Droid 4
:::::: TO: Tony Lindgren <tony@...mide.com>
:::::: CC: Kishon Vijay Abraham I <kishon@...com>
---
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