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Date: Thu, 4 Mar 2021 05:59:06 +0800
From: kernel test robot <lkp@...el.com>
To: Mirela Rabulea <mirela.rabulea@....nxp.com>, mchehab@...nel.org,
hverkuil-cisco@...all.nl, shawnguo@...nel.org, robh+dt@...nel.org,
p.zabel@...gutronix.de
Cc: kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
paul.kocialkowski@...tlin.com, linux-media@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-imx@....com,
s.hauer@...gutronix.de
Subject: Re: [PATCH v8 3/9] media: imx-jpeg: Add V4L2 driver for i.MX8 JPEG
Encoder/Decoder
Hi Mirela,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on linuxtv-media/master]
[also build test WARNING on shawnguo/for-next robh/for-next linus/master v5.12-rc1 next-20210303]
[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]
url: https://github.com/0day-ci/linux/commits/Mirela-Rabulea/Add-V4L2-driver-for-i-MX8-JPEG-Encoder-Decoder/20210223-031832
base: git://linuxtv.org/media_tree.git master
config: powerpc64-randconfig-r004-20210303 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project a7cad6680b4087eff8994f1f99ac40c661a6621f)
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-powerpc64-linux-gnu
# https://github.com/0day-ci/linux/commit/6e821067180472a0ae64a91440bd234c86040310
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Mirela-Rabulea/Add-V4L2-driver-for-i-MX8-JPEG-Encoder-Decoder/20210223-031832
git checkout 6e821067180472a0ae64a91440bd234c86040310
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc64
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 >>):
In file included from drivers/media/platform/imx-jpeg/mxc-jpeg.c:45:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
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:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:236:1: note: expanded from here
__do_insb
^
arch/powerpc/include/asm/io.h:556:56: 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/imx-jpeg/mxc-jpeg.c:45:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
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:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:238:1: note: expanded from here
__do_insw
^
arch/powerpc/include/asm/io.h:557:56: 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/imx-jpeg/mxc-jpeg.c:45:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
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:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:240:1: note: expanded from here
__do_insl
^
arch/powerpc/include/asm/io.h:558:56: 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/imx-jpeg/mxc-jpeg.c:45:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
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:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:3:1: note: expanded from here
__do_outsb
^
arch/powerpc/include/asm/io.h:559:58: 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/imx-jpeg/mxc-jpeg.c:45:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
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:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:5:1: note: expanded from here
__do_outsw
^
arch/powerpc/include/asm/io.h:560:58: 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/imx-jpeg/mxc-jpeg.c:45:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
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:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:7:1: note: expanded from here
__do_outsl
^
arch/powerpc/include/asm/io.h:561:58: note: expanded from macro '__do_outsl'
#define __do_outsl(p, b, n) writesl((PCI_IO_ADDR)_IO_BASE+(p),(b),(n))
~~~~~~~~~~~~~~~~~~~~~^
>> drivers/media/platform/imx-jpeg/mxc-jpeg.c:891:45: warning: format specifies type 'unsigned long long' but the argument has type 'dma_addr_t' (aka 'unsigned int') [-Wformat]
dev_dbg(jpeg->dev, "cfg_desc - 0x%llx:\n", cfg_desc_handle);
~~~~ ^~~~~~~~~~~~~~~
%x
include/linux/dev_printk.h:123:39: note: expanded from macro 'dev_dbg'
dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
~~~ ^~~~~~~~~~~
include/linux/dynamic_debug.h:162:19: note: expanded from macro 'dynamic_dev_dbg'
dev, fmt, ##__VA_ARGS__)
~~~ ^~~~~~~~~~~
include/linux/dynamic_debug.h:147:56: note: expanded from macro '_dynamic_func_call'
__dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
^~~~~~~~~~~
include/linux/dynamic_debug.h:129:15: note: expanded from macro '__dynamic_func_call'
func(&id, ##__VA_ARGS__); \
^~~~~~~~~~~
drivers/media/platform/imx-jpeg/mxc-jpeg.c:893:45: warning: format specifies type 'unsigned long long' but the argument has type 'dma_addr_t' (aka 'unsigned int') [-Wformat]
dev_dbg(jpeg->dev, "enc desc - 0x%llx:\n", desc_handle);
~~~~ ^~~~~~~~~~~
%x
include/linux/dev_printk.h:123:39: note: expanded from macro 'dev_dbg'
dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
~~~ ^~~~~~~~~~~
include/linux/dynamic_debug.h:162:19: note: expanded from macro 'dynamic_dev_dbg'
dev, fmt, ##__VA_ARGS__)
~~~ ^~~~~~~~~~~
include/linux/dynamic_debug.h:147:56: note: expanded from macro '_dynamic_func_call'
__dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
^~~~~~~~~~~
include/linux/dynamic_debug.h:129:15: note: expanded from macro '__dynamic_func_call'
func(&id, ##__VA_ARGS__); \
^~~~~~~~~~~
8 warnings generated.
vim +891 drivers/media/platform/imx-jpeg/mxc-jpeg.c
840
841 static void mxc_jpeg_config_enc_desc(struct vb2_buffer *out_buf,
842 struct mxc_jpeg_ctx *ctx,
843 struct vb2_buffer *src_buf,
844 struct vb2_buffer *dst_buf)
845 {
846 struct mxc_jpeg_dev *jpeg = ctx->mxc_jpeg;
847 void __iomem *reg = jpeg->base_reg;
848 unsigned int slot = ctx->slot;
849 struct mxc_jpeg_desc *desc = jpeg->slot_data[slot].desc;
850 struct mxc_jpeg_desc *cfg_desc = jpeg->slot_data[slot].cfg_desc;
851 dma_addr_t desc_handle = jpeg->slot_data[slot].desc_handle;
852 dma_addr_t cfg_desc_handle = jpeg->slot_data[slot].cfg_desc_handle;
853 void *cfg_stream_vaddr = jpeg->slot_data[slot].cfg_stream_vaddr;
854 struct mxc_jpeg_q_data *q_data;
855 enum mxc_jpeg_image_format img_fmt;
856 int w, h;
857
858 q_data = mxc_jpeg_get_q_data(ctx, src_buf->vb2_queue->type);
859
860 jpeg->slot_data[slot].cfg_stream_size =
861 mxc_jpeg_setup_cfg_stream(cfg_stream_vaddr,
862 q_data->fmt->fourcc,
863 q_data->w_adjusted,
864 q_data->h_adjusted);
865
866 /* chain the config descriptor with the encoding descriptor */
867 cfg_desc->next_descpt_ptr = desc_handle | MXC_NXT_DESCPT_EN;
868
869 cfg_desc->buf_base0 = jpeg->slot_data[slot].cfg_stream_handle;
870 cfg_desc->buf_base1 = 0;
871 cfg_desc->line_pitch = 0;
872 cfg_desc->stm_bufbase = 0; /* no output expected */
873 cfg_desc->stm_bufsize = 0x0;
874 cfg_desc->imgsize = 0;
875 cfg_desc->stm_ctrl = STM_CTRL_CONFIG_MOD(1);
876
877 desc->next_descpt_ptr = 0; /* end of chain */
878
879 /* use adjusted resolution for CAST IP job */
880 w = q_data->w_adjusted;
881 h = q_data->h_adjusted;
882 mxc_jpeg_set_res(desc, w, h);
883 mxc_jpeg_set_line_pitch(desc, w * (q_data->fmt->depth / 8));
884 mxc_jpeg_set_bufsize(desc, desc->line_pitch * h);
885 img_fmt = mxc_jpeg_fourcc_to_imgfmt(q_data->fmt->fourcc);
886 if (img_fmt == MXC_JPEG_INVALID)
887 dev_err(jpeg->dev, "No valid image format detected\n");
888 desc->stm_ctrl = STM_CTRL_CONFIG_MOD(0) |
889 STM_CTRL_IMAGE_FORMAT(img_fmt);
890 mxc_jpeg_addrs(desc, src_buf, dst_buf, 0);
> 891 dev_dbg(jpeg->dev, "cfg_desc - 0x%llx:\n", cfg_desc_handle);
892 print_descriptor_info(jpeg->dev, cfg_desc);
893 dev_dbg(jpeg->dev, "enc desc - 0x%llx:\n", desc_handle);
894 print_descriptor_info(jpeg->dev, desc);
895 print_wrapper_info(jpeg->dev, reg);
896 print_cast_status(jpeg->dev, reg, MXC_JPEG_ENCODE);
897
898 /* validate the configuration descriptor */
899 mxc_jpeg_set_desc(cfg_desc_handle, reg, slot);
900 }
901
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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