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Date: Tue, 19 Apr 2022 13:56:03 +0800
From: kernel test robot <lkp@...el.com>
To: Ingo Molnar <mingo@...nel.org>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org
Subject: [mingo-tip:sched/headers 1769/2356]
drivers/clk/clk-renesas-pcie.c:115:5: warning: incompatible integer to
pointer conversion assigning to 'struct device_node *' from 'int'
tree: git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git sched/headers
head: af93551cf39027d176f30b9beafc60a4c130998a
commit: 9f931b54e4f33f52c5cc50956b4aa86a9395e4dc [1769/2356] headers/deps: of: Optimize <linux/of.h> dependencies, remove <linux/of_api.h>
config: i386-randconfig-a015-20220418 (https://download.01.org/0day-ci/archive/20220419/202204191324.6JvhhTcF-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 429cbac0390654f90bba18a41799464adf31a5ec)
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://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git/commit/?id=9f931b54e4f33f52c5cc50956b4aa86a9395e4dc
git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git
git fetch --no-tags mingo-tip sched/headers
git checkout 9f931b54e4f33f52c5cc50956b4aa86a9395e4dc
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/block/ drivers/clk/ drivers/iio/accel/ drivers/infiniband/core/ drivers/infiniband/ulp/ipoib/ drivers/input/touchscreen/ drivers/mmc/host/ drivers/net/dsa/ drivers/nvdimm/ drivers/powercap/ drivers/usb/typec/ mm/damon/ net/dsa/ net/smc/ sound/soc/codecs/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
drivers/clk/clk-renesas-pcie.c:115:7: error: implicit declaration of function 'of_get_child_by_name' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
np = of_get_child_by_name(client->dev.of_node, name);
^
>> drivers/clk/clk-renesas-pcie.c:115:5: warning: incompatible integer to pointer conversion assigning to 'struct device_node *' from 'int' [-Wint-conversion]
np = of_get_child_by_name(client->dev.of_node, name);
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/clk/clk-renesas-pcie.c:120:8: error: implicit declaration of function 'of_property_read_u32' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
ret = of_property_read_u32(np, "renesas,slew-rate", &sr);
^
drivers/clk/clk-renesas-pcie.c:120:8: note: did you mean 'fwnode_property_read_u32'?
include/linux/property.h:202:19: note: 'fwnode_property_read_u32' declared here
static inline int fwnode_property_read_u32(const struct fwnode_handle *fwnode,
^
drivers/clk/clk-renesas-pcie.c:121:2: error: implicit declaration of function 'of_node_put' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
of_node_put(np);
^
drivers/clk/clk-renesas-pcie.c:149:8: error: implicit declaration of function 'of_property_read_u32' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
ret = of_property_read_u32(np, "renesas,out-amplitude-microvolt",
^
1 warning and 4 errors generated.
--
drivers/powercap/dtpm.c:448:7: error: implicit declaration of function 'of_find_node_by_path' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
np = of_find_node_by_path(hierarchy->name);
^
>> drivers/powercap/dtpm.c:448:5: warning: incompatible integer to pointer conversion assigning to 'struct device_node *' from 'int' [-Wint-conversion]
np = of_find_node_by_path(hierarchy->name);
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/powercap/dtpm.c:462:4: error: implicit declaration of function 'of_node_put' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
of_node_put(np);
^
drivers/powercap/dtpm.c:467:2: error: implicit declaration of function 'of_node_put' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
of_node_put(np);
^
drivers/powercap/dtpm.c:576:7: error: implicit declaration of function 'of_find_node_by_path' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
np = of_find_node_by_path("/");
^
drivers/powercap/dtpm.c:576:5: warning: incompatible integer to pointer conversion assigning to 'struct device_node *' from 'int' [-Wint-conversion]
np = of_find_node_by_path("/");
^ ~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/powercap/dtpm.c:580:10: error: implicit declaration of function 'of_match_node' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
match = of_match_node(dtpm_match_table, np);
^
>> drivers/powercap/dtpm.c:580:8: warning: incompatible integer to pointer conversion assigning to 'const struct of_device_id *' from 'int' [-Wint-conversion]
match = of_match_node(dtpm_match_table, np);
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/powercap/dtpm.c:582:2: error: implicit declaration of function 'of_node_put' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
of_node_put(np);
^
3 warnings and 6 errors generated.
--
sound/soc/codecs/tas5805m.c:558:21: error: implicit declaration of function 'of_match_ptr' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
.of_match_table = of_match_ptr(tas5805m_of_match),
^
>> sound/soc/codecs/tas5805m.c:558:21: warning: incompatible integer to pointer conversion initializing 'const struct of_device_id *' with an expression of type 'int' [-Wint-conversion]
.of_match_table = of_match_ptr(tas5805m_of_match),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sound/soc/codecs/tas5805m.c:558:21: error: initializer element is not a compile-time constant
.of_match_table = of_match_ptr(tas5805m_of_match),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning and 2 errors generated.
vim +115 drivers/clk/clk-renesas-pcie.c
892e0ddea1aa6f Marek Vasut 2022-02-26 101
892e0ddea1aa6f Marek Vasut 2022-02-26 102 static int rs9_get_output_config(struct rs9_driver_data *rs9, int idx)
892e0ddea1aa6f Marek Vasut 2022-02-26 103 {
892e0ddea1aa6f Marek Vasut 2022-02-26 104 struct i2c_client *client = rs9->client;
892e0ddea1aa6f Marek Vasut 2022-02-26 105 unsigned char name[5] = "DIF0";
892e0ddea1aa6f Marek Vasut 2022-02-26 106 struct device_node *np;
892e0ddea1aa6f Marek Vasut 2022-02-26 107 int ret;
892e0ddea1aa6f Marek Vasut 2022-02-26 108 u32 sr;
892e0ddea1aa6f Marek Vasut 2022-02-26 109
892e0ddea1aa6f Marek Vasut 2022-02-26 110 /* Set defaults */
892e0ddea1aa6f Marek Vasut 2022-02-26 111 rs9->clk_dif_sr &= ~RS9_REG_SR_DIF_MASK(idx);
892e0ddea1aa6f Marek Vasut 2022-02-26 112 rs9->clk_dif_sr |= RS9_REG_SR_3V0_DIF(idx);
892e0ddea1aa6f Marek Vasut 2022-02-26 113
892e0ddea1aa6f Marek Vasut 2022-02-26 114 snprintf(name, 5, "DIF%d", idx);
892e0ddea1aa6f Marek Vasut 2022-02-26 @115 np = of_get_child_by_name(client->dev.of_node, name);
892e0ddea1aa6f Marek Vasut 2022-02-26 116 if (!np)
892e0ddea1aa6f Marek Vasut 2022-02-26 117 return 0;
892e0ddea1aa6f Marek Vasut 2022-02-26 118
892e0ddea1aa6f Marek Vasut 2022-02-26 119 /* Output clock slew rate */
892e0ddea1aa6f Marek Vasut 2022-02-26 120 ret = of_property_read_u32(np, "renesas,slew-rate", &sr);
892e0ddea1aa6f Marek Vasut 2022-02-26 121 of_node_put(np);
892e0ddea1aa6f Marek Vasut 2022-02-26 122 if (!ret) {
892e0ddea1aa6f Marek Vasut 2022-02-26 123 if (sr == 2000000) { /* 2V/ns */
892e0ddea1aa6f Marek Vasut 2022-02-26 124 rs9->clk_dif_sr &= ~RS9_REG_SR_DIF_MASK(idx);
892e0ddea1aa6f Marek Vasut 2022-02-26 125 rs9->clk_dif_sr |= RS9_REG_SR_2V0_DIF(idx);
892e0ddea1aa6f Marek Vasut 2022-02-26 126 } else if (sr == 3000000) { /* 3V/ns (default) */
892e0ddea1aa6f Marek Vasut 2022-02-26 127 rs9->clk_dif_sr &= ~RS9_REG_SR_DIF_MASK(idx);
892e0ddea1aa6f Marek Vasut 2022-02-26 128 rs9->clk_dif_sr |= RS9_REG_SR_3V0_DIF(idx);
892e0ddea1aa6f Marek Vasut 2022-02-26 129 } else
892e0ddea1aa6f Marek Vasut 2022-02-26 130 ret = dev_err_probe(&client->dev, -EINVAL,
892e0ddea1aa6f Marek Vasut 2022-02-26 131 "Invalid renesas,slew-rate value\n");
892e0ddea1aa6f Marek Vasut 2022-02-26 132 }
892e0ddea1aa6f Marek Vasut 2022-02-26 133
892e0ddea1aa6f Marek Vasut 2022-02-26 134 return ret;
892e0ddea1aa6f Marek Vasut 2022-02-26 135 }
892e0ddea1aa6f Marek Vasut 2022-02-26 136
:::::: The code at line 115 was first introduced by commit
:::::: 892e0ddea1aa6f70b68cb2dd8e16bf271e20e72f clk: rs9: Add Renesas 9-series PCIe clock generator driver
:::::: TO: Marek Vasut <marex@...x.de>
:::::: CC: Stephen Boyd <sboyd@...nel.org>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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