Re: [RFC PATCH 5/6] crypto: xilinx: Add Xilinx SHA3 driver

[kernel test robot <lkp@intel.com>]

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Hi Harsha,

[FYI, it's a private test report for your RFC patch.]
[auto build test ERROR on herbert-cryptodev-2.6/master]
[also build test ERROR on herbert-crypto-2.6/master v5.16-rc3]
[cannot apply to xilinx-xlnx/master next-20211130]
[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/Harsha/crypto-Add-Xilinx-ZynqMP-SHA3-driver-support/20211130-165543
base:   https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20211201/202112010135.ywERku7C-lkp(a)intel.com/config)
compiler: arceb-elf-gcc (GCC) 11.2.0
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/0day-ci/linux/commit/bacee926fef236ebb8e1d353d89e3378e949d32e
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Harsha/crypto-Add-Xilinx-ZynqMP-SHA3-driver-support/20211130-165543
        git checkout bacee926fef236ebb8e1d353d89e3378e949d32e
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arc SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   drivers/crypto/xilinx/zynqmp-sha.c: In function 'zynqmp_sha_digest':
>> drivers/crypto/xilinx/zynqmp-sha.c:148:17: error: implicit declaration of function 'flush_icache_user_range'; did you mean 'flush_icache_range'? [-Werror=implicit-function-declaration]
     148 |                 flush_icache_user_range((unsigned long)ubuf, (unsigned long)ubuf + update_size);
         |                 ^~~~~~~~~~~~~~~~~~~~~~~
         |                 flush_icache_range
   cc1: some warnings being treated as errors


vim +148 drivers/crypto/xilinx/zynqmp-sha.c

   127	
   128	static int zynqmp_sha_digest(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out)
   129	{
   130		int remaining_len = len;
   131		int update_size;
   132		int ret;
   133	
   134		ret = zynqmp_pm_sha_hash(0, 0, ZYNQMP_SHA3_INIT);
   135		if (ret)
   136			return ret;
   137	
   138		while (remaining_len != 0) {
   139			memset(ubuf, 0, ZYNQMP_DMA_ALLOC_FIXED_SIZE);
   140			if (remaining_len >= ZYNQMP_DMA_ALLOC_FIXED_SIZE) {
   141				update_size = ZYNQMP_DMA_ALLOC_FIXED_SIZE;
   142				remaining_len -= ZYNQMP_DMA_ALLOC_FIXED_SIZE;
   143			} else {
   144				update_size = remaining_len;
   145				remaining_len = 0;
   146			}
   147			memcpy(ubuf, data, update_size);
 > 148			flush_icache_user_range((unsigned long)ubuf, (unsigned long)ubuf + update_size);
   149			ret = zynqmp_pm_sha_hash(update_dma_addr, update_size, ZYNQMP_SHA3_UPDATE);
   150			if (ret)
   151				return ret;
   152	
   153			data += update_size;
   154		}
   155	
   156		ret = zynqmp_pm_sha_hash(final_dma_addr, SHA3_384_DIGEST_SIZE, ZYNQMP_SHA3_FINAL);
   157		memcpy(out, fbuf, SHA3_384_DIGEST_SIZE);
   158		memset(fbuf, 0, SHA3_384_DIGEST_SIZE);
   159	
   160		return ret;
   161	}
   162	

---
0-DAY CI Kernel Test Service, Intel Corporation
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