From: kbuild test robot <lkp@intel.com>
To: Luca Ceresoli <luca@lucaceresoli.net>
Cc: kbuild-all@01.org, linux-media@vger.kernel.org,
Luca Ceresoli <luca@lucaceresoli.net>,
Sakari Ailus <sakari.ailus@linux.intel.com>,
Leon Luo <leonl@leopardimaging.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v5 1/2] media: imx274: use regmap_bulk_write to write multybyte registers
Date: Sat, 14 Jul 2018 02:46:22 +0800 [thread overview]
Message-ID: <201807140225.cKmtgIPL%fengguang.wu@intel.com> (raw)
In-Reply-To: <1530801489-29953-2-git-send-email-luca@lucaceresoli.net>
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Hi Luca,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on linuxtv-media/master]
[also build test WARNING on next-20180713]
[cannot apply to v4.18-rc4]
[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/Luca-Ceresoli/media-imx274-cleanups-improvements-and-SELECTION-API-support/20180706-032128
base: git://linuxtv.org/media_tree.git master
config: i386-randconfig-sb0-07140141 (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 warnings (new ones prefixed by >>):
drivers/media/i2c/imx274.c: In function 'imx274_write_mbreg':
>> drivers/media/i2c/imx274.c:714:4: warning: format '%ld' expects argument of type 'long int', but argument 6 has type 'size_t' [-Wformat=]
__func__, addr, val, nbytes);
^
drivers/media/i2c/imx274.c:716:3: warning: format '%ld' expects argument of type 'long int', but argument 7 has type 'size_t' [-Wformat=]
dev_dbg(&priv->client->dev,
^
vim +714 drivers/media/i2c/imx274.c
692
693 /**
694 * Write a multibyte register.
695 *
696 * Uses a bulk write where possible.
697 *
698 * @priv: Pointer to device structure
699 * @addr: Address of the LSB register. Other registers must be
700 * consecutive, least-to-most significant.
701 * @val: Value to be written to the register (cpu endianness)
702 * @nbytes: Number of bits to write (range: [1..3])
703 */
704 static int imx274_write_mbreg(struct stimx274 *priv, u16 addr, u32 val,
705 size_t nbytes)
706 {
707 __le32 val_le = cpu_to_le32(val);
708 int err;
709
710 err = regmap_bulk_write(priv->regmap, addr, &val_le, nbytes);
711 if (err)
712 dev_err(&priv->client->dev,
713 "%s : i2c bulk write failed, %x = %x (%ld bytes)\n",
> 714 __func__, addr, val, nbytes);
715 else
716 dev_dbg(&priv->client->dev,
717 "%s : addr 0x%x, val=0x%x (%ld bytes)\n",
718 __func__, addr, val, nbytes);
719 return err;
720 }
721
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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next prev parent reply other threads:[~2018-07-13 18:47 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-05 14:38 [PATCH v5 0/2] media: imx274: cleanups, improvements and SELECTION API support Luca Ceresoli
2018-07-05 14:38 ` [PATCH v5 1/2] media: imx274: use regmap_bulk_write to write multybyte registers Luca Ceresoli
2018-07-13 18:46 ` kbuild test robot [this message]
2018-07-05 14:38 ` [PATCH v5 2/2] media: imx274: add cropping support via SELECTION API Luca Ceresoli
2018-07-24 14:22 ` Sakari Ailus
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