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Date: Fri, 18 Nov 2022 00:17:00 +0800
From: kernel test robot <lkp@...el.com>
To: Abel Vesa <abel.vesa@...aro.org>, Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>,
"vkoul@...nel.org" <vkoul@...nel.org>,
Kishon Vijay Abraham I <kishon@...nel.org>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk@...nel.org>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
devicetree@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-phy@...ts.infradead.org
Subject: Re: [PATCH 05/10] phy: qualcomm: qmp-usb: Add support for SM8550
Hi Abel,
I love your patch! Perhaps something to improve:
[auto build test WARNING on next-20221116]
[cannot apply to robh/for-next linus/master v6.1-rc5 v6.1-rc4 v6.1-rc3 v6.1-rc5]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Abel-Vesa/phy-qualcomm-Add-support-for-SM8550/20221116-200911
patch link: https://lore.kernel.org/r/20221116120157.2706810-6-abel.vesa%40linaro.org
patch subject: [PATCH 05/10] phy: qualcomm: qmp-usb: Add support for SM8550
config: hexagon-randconfig-r033-20221117
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project bbe6bd724a6335e497c7edaed191d37a828d0390)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/eb1385667254498e16435a8edd51824cd384e6ec
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Abel-Vesa/phy-qualcomm-Add-support-for-SM8550/20221116-200911
git checkout eb1385667254498e16435a8edd51824cd384e6ec
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/phy/qualcomm/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
In file included from drivers/phy/qualcomm/phy-qcom-qmp-usb.c:10:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from drivers/phy/qualcomm/phy-qcom-qmp-usb.c:10:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from drivers/phy/qualcomm/phy-qcom-qmp-usb.c:10:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
>> drivers/phy/qualcomm/phy-qcom-qmp-usb.c:1673:27: warning: unused variable 'qmp_v4_sm8550_clk_l' [-Wunused-const-variable]
static const char * const qmp_v4_sm8550_clk_l[] = {
^
7 warnings generated.
vim +/qmp_v4_sm8550_clk_l +1673 drivers/phy/qualcomm/phy-qcom-qmp-usb.c
1672
> 1673 static const char * const qmp_v4_sm8550_clk_l[] = {
1674 "aux_clk", "pipe_clk", "pipe_clk_mux",
1675 "pipe_clk_ext_src", "ref_clk_src",
1676 "ref_clk", "com_aux_clk"
1677 };
1678
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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