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Date: Wed, 7 Sep 2022 22:18:24 +0800
From: kernel test robot <lkp@...el.com>
To: Richard Acayan <mailingradian@...il.com>,
bjorn.andersson@...aro.org
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org, agross@...nel.org,
konrad.dybcio@...ainline.org, mturquette@...libre.com,
sboyd@...nel.org, robh+dt@...nel.org,
krzysztof.kozlowski+dt@...aro.org, tdas@...eaurora.org,
linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
~postmarketos/upstreaming@...ts.sr.ht, caleb@...nolly.tech,
jo@...amily.in, Richard Acayan <mailingradian@...il.com>
Subject: Re: [PATCH 3/3] clk: qcom: gcc-sdm845: add sdm670 global clock data
Hi Richard,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on clk/clk-next]
[also build test WARNING on linus/master v6.0-rc4]
[cannot apply to next-20220906]
[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/Richard-Acayan/SDM670-Global-Clocks/20220907-105158
base: https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next
config: riscv-randconfig-r031-20220906 (https://download.01.org/0day-ci/archive/20220907/202209072255.CLVCZ5HY-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project c55b41d5199d2394dd6cdb8f52180d8b81d809d4)
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
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://github.com/intel-lab-lkp/linux/commit/bfed597346daad9f2f2a30c553c855fbefc1fe7e
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Richard-Acayan/SDM670-Global-Clocks/20220907-105158
git checkout bfed597346daad9f2f2a30c553c855fbefc1fe7e
# 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=riscv SHELL=/bin/bash drivers/clk/qcom/ net/mptcp/
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/clk/qcom/gcc-sdm845.c:14:
In file included from include/linux/regmap.h:20:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:13:
In file included from arch/riscv/include/asm/io.h:136:
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/clk/qcom/gcc-sdm845.c:14:
In file included from include/linux/regmap.h:20:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:13:
In file included from arch/riscv/include/asm/io.h:136:
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/clk/qcom/gcc-sdm845.c:14:
In file included from include/linux/regmap.h:20:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:13:
In file included from arch/riscv/include/asm/io.h:136:
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);
~~~~~~~~~~ ^
include/asm-generic/io.h:1134:55: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
return (port > MMIO_UPPER_LIMIT) ? NULL : PCI_IOBASE + port;
~~~~~~~~~~ ^
drivers/clk/qcom/gcc-sdm845.c:3619:29: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
[GCC_SDCC1_ICE_CORE_CLK] = &gcc_sdcc1_ice_core_clk_src.clkr,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/clk/qcom/gcc-sdm845.c:3618:29: note: previous initialization is here
[GCC_SDCC1_ICE_CORE_CLK] = &gcc_sdcc1_ice_core_clk.clkr,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/clk/qcom/gcc-sdm845.c:268:30: warning: unused variable 'ftbl_gcc_sdm670_cpuss_rbcpr_clk_src' [-Wunused-const-variable]
static const struct freq_tbl ftbl_gcc_sdm670_cpuss_rbcpr_clk_src[] = {
^
9 warnings generated.
vim +/ftbl_gcc_sdm670_cpuss_rbcpr_clk_src +268 drivers/clk/qcom/gcc-sdm845.c
267
> 268 static const struct freq_tbl ftbl_gcc_sdm670_cpuss_rbcpr_clk_src[] = {
269 F(19200000, P_BI_TCXO, 1, 0, 0),
270 F(50000000, P_GPLL0_OUT_MAIN, 12, 0, 0),
271 { }
272 };
273
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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