6:35 p.m.
tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.10
head: fd02c3763b163e3228c744f68af7acada84b164a
commit: c09db8d0cdc8a6b23b5243f23d879b1f602ec371 [11/21] FROMLIST: media: platform:
mtk-mdp3: Add Mediatek MDP3 driver
config: powerpc64-randconfig-r001-20210813 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project
62df4df41c939205b2dc0a2a3bfb75b8c1ed74fa)
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 powerpc64 cross compiling tool for clang build
# apt-get install binutils-powerpc-linux-gnu
git remote add chrome-os
https://chromium.googlesource.com/chromiumos/third_party/kernel
git fetch --no-tags chrome-os chromeos-5.10
git checkout c09db8d0cdc8a6b23b5243f23d879b1f602ec371
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
^
arch/powerpc/include/asm/io.h:522:62: note: expanded from macro '__do_outl'
#define __do_outl(val, port) writel(val,(PCI_IO_ADDR)_IO_BASE+port);
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:9:
In file included from include/linux/of_address.h:7:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:604:
arch/powerpc/include/asm/io-defs.h:43:1: warning: performing pointer arithmetic on a
null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(insb, (unsigned long p, void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:601:3: note: expanded from macro
'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:133:1: note: expanded from here
__do_insb
^
arch/powerpc/include/asm/io.h:541:56: note: expanded from macro '__do_insb'
#define __do_insb(p, b, n) readsb((PCI_IO_ADDR)_IO_BASE+(p), (b), (n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:9:
In file included from include/linux/of_address.h:7:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:604:
arch/powerpc/include/asm/io-defs.h:45:1: warning: performing pointer arithmetic on a
null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(insw, (unsigned long p, void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:601:3: note: expanded from macro
'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:135:1: note: expanded from here
__do_insw
^
arch/powerpc/include/asm/io.h:542:56: note: expanded from macro '__do_insw'
#define __do_insw(p, b, n) readsw((PCI_IO_ADDR)_IO_BASE+(p), (b), (n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:9:
In file included from include/linux/of_address.h:7:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:604:
arch/powerpc/include/asm/io-defs.h:47:1: warning: performing pointer arithmetic on a
null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(insl, (unsigned long p, void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:601:3: note: expanded from macro
'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:137:1: note: expanded from here
__do_insl
^
arch/powerpc/include/asm/io.h:543:56: note: expanded from macro '__do_insl'
#define __do_insl(p, b, n) readsl((PCI_IO_ADDR)_IO_BASE+(p), (b), (n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:9:
In file included from include/linux/of_address.h:7:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:604:
arch/powerpc/include/asm/io-defs.h:49:1: warning: performing pointer arithmetic on a
null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(outsb, (unsigned long p, const void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:601:3: note: expanded from macro
'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:139:1: note: expanded from here
__do_outsb
^
arch/powerpc/include/asm/io.h:544:58: note: expanded from macro '__do_outsb'
#define __do_outsb(p, b, n) writesb((PCI_IO_ADDR)_IO_BASE+(p),(b),(n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:9:
In file included from include/linux/of_address.h:7:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:604:
arch/powerpc/include/asm/io-defs.h:51:1: warning: performing pointer arithmetic on a
null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(outsw, (unsigned long p, const void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:601:3: note: expanded from macro
'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:141:1: note: expanded from here
__do_outsw
^
arch/powerpc/include/asm/io.h:545:58: note: expanded from macro '__do_outsw'
#define __do_outsw(p, b, n) writesw((PCI_IO_ADDR)_IO_BASE+(p),(b),(n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:9:
In file included from include/linux/of_address.h:7:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:604:
arch/powerpc/include/asm/io-defs.h:53:1: warning: performing pointer arithmetic on a
null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(outsl, (unsigned long p, const void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:601:3: note: expanded from macro
'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:143:1: note: expanded from here
__do_outsl
^
arch/powerpc/include/asm/io.h:546:58: note: expanded from macro '__do_outsl'
#define __do_outsl(p, b, n) writesl((PCI_IO_ADDR)_IO_BASE+(p),(b),(n))
~~~~~~~~~~~~~~~~~~~~~^
> drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:1240:12: warning:
cast to smaller integer type 'enum mdp_comp_type' from 'const void *'
[-Wvoid-pointer-to-enum-cast]
type = (enum
mdp_comp_type)matches->data;
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:1282:6: warning: unused variable
'ret' [-Wunused-variable]
int ret;
^
drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c:1368:10: warning: cast to smaller
integer type 'enum mdp_comp_type' from 'const void *'
[-Wvoid-pointer-to-enum-cast]
type = (enum mdp_comp_type)of_id->data;
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
15 warnings generated.
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for MTK_SCP
Depends on REMOTEPROC && (ARCH_MEDIATEK || COMPILE_TEST
Selected by
- VIDEO_MEDIATEK_MDP3 && MEDIA_SUPPORT && MEDIA_PLATFORM_SUPPORT
&& V4L_MEM2MEM_DRIVERS && MTK_IOMMU && VIDEO_DEV &&
VIDEO_V4L2 && (ARCH_MEDIATEK || COMPILE_TEST && HAS_DMA
vim +1240 drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c
1222
1223 static int mdp_sub_comps_create(struct mdp_dev *mdp, struct device_node *node)
1224 {
1225 struct device *dev = &mdp->pdev->dev;
1226 struct property *prop;
1227 const char *name;
1228 int index = 0;
1229
1230 of_property_for_each_string(node, "mdp3-comps", prop, name) {
1231 const struct of_device_id *matches = mdp_sub_comp_dt_ids;
1232 enum mdp_comp_type type = MDP_COMP_NONE;
1233 u32 alias_id;
1234 int id, ret;
1235 struct mdp_comp *comp;
1236
1237 for (; matches->compatible[0]; matches++) {
1238 if (of_compat_cmp(name, matches->compatible,
1239 strlen(matches->compatible)) == 0) {
1240 type = (enum mdp_comp_type)matches->data;
1241 break;
1242 }
1243 }
1244
1245 ret = of_property_read_u32_index(node, "mdp3-comp-ids",
1246 index, &alias_id);
1247 if (ret) {
1248 dev_warn(dev, "Skipping unknown component %s\n", name);
1249 return ret;
1250 }
1251
1252 id = mdp_comp_get_id(type, alias_id);
1253 if (id < 0) {
1254 dev_err(dev, "Failed to get component id: "
1255 "%s type %d, alias %d\n", name, type, alias_id);
1256 return -ENODEV;
1257 }
1258
1259 comp = mdp_comp_create(mdp, node, id);
1260 if (IS_ERR(comp))
1261 return PTR_ERR(comp);
1262
1263 index++;
1264 }
1265 return 0;
1266 }
1267
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org