Re: [PATCH v5] thunderbolt: thunderbolt: add vendor's NVM formats

[kernel test robot <lkp@xxxxxxxxx>]

Hi Szuying,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.0-rc2 next-20220822]
[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/Szuying-Chen/thunderbolt-thunderbolt-add-vendor-s-NVM-formats/20220822-153229
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 1c23f9e627a7b412978b4e852793c5e3c3efc555
config: openrisc-randconfig-r001-20220821 (https://download.01.org/0day-ci/archive/20220822/202208222014.gb1mZ0S1-lkp@xxxxxxxxx/config)
compiler: or1k-linux-gcc (GCC) 12.1.0
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/abf17cfc1bbabb9346b4ca1ab723628389b773c5
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Szuying-Chen/thunderbolt-thunderbolt-add-vendor-s-NVM-formats/20220822-153229
        git checkout abf17cfc1bbabb9346b4ca1ab723628389b773c5
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=openrisc SHELL=/bin/bash drivers/soc/qcom/ drivers/thunderbolt/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

   drivers/thunderbolt/nvm.c: In function 'intel_nvm_validate':
>> drivers/thunderbolt/nvm.c:140:68: error: expected expression before ',' token
     140 |                                 DMA_PORT_CSS_ADDRESS, buf + NVM_CSS,
         |                                                                    ^


vim +140 drivers/thunderbolt/nvm.c

    94	
    95	static int  intel_nvm_validate(struct tb_switch *sw)
    96	{
    97		unsigned int image_size, hdr_size;
    98		const u8 *buf = sw->nvm->buf;
    99		u16 ds_size;
   100		int ret;
   101	
   102		image_size = sw->nvm->buf_data_size;
   103		if (image_size < NVM_MIN_SIZE || image_size > NVM_MAX_SIZE)
   104			return -EINVAL;
   105	
   106		/*
   107		 * FARB pointer must point inside the image and must at least
   108		 * contain parts of the digital section we will be reading here.
   109		 */
   110		hdr_size = (*(u32 *)buf) & 0xffffff;
   111		if (hdr_size + NVM_DEVID + 2 >= image_size)
   112			return -EINVAL;
   113	
   114		/* Digital section start should be aligned to 4k page */
   115		if (!IS_ALIGNED(hdr_size, SZ_4K))
   116			return -EINVAL;
   117	
   118		/*
   119		 * Read digital section size and check that it also fits inside
   120		 * the image.
   121		 */
   122		ds_size = *(u16 *)(buf + hdr_size);
   123		if (ds_size >= image_size)
   124			return -EINVAL;
   125	
   126		if (!sw->safe_mode) {
   127			u16 device_id;
   128	
   129			/*
   130			 * Make sure the device ID in the image matches the one
   131			 * we read from the switch config space.
   132			 */
   133			device_id = *(u16 *)(buf + hdr_size + NVM_DEVID);
   134			if (device_id != sw->config.device_id)
   135				return -EINVAL;
   136	
   137			if (sw->generation < 3) {
   138				/* Write CSS headers first */
   139				ret = dma_port_flash_write(sw->dma_port,
 > 140					DMA_PORT_CSS_ADDRESS, buf + NVM_CSS,
   141					DMA_PORT_CSS_MAX_SIZE);
   142				if (ret)
   143					return ret;
   144			}
   145	
   146			/* Skip headers in the image */
   147			buf += hdr_size;
   148			image_size -= hdr_size;
   149		}
   150	
   151		return image_size;
   152	}
   153	

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