Hi Johannes, I love your patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v4.19-rc7 next-20181012] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Johannes-Berg/bitfield-use-BUILD_BUG_ON_ZERO/20181013-081047 config: i386-randconfig-x0-10130855 (attached as .config) compiler: gcc-5 (Debian 5.5.0-3) 5.4.1 20171010 reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): In file included from include/linux/kernel.h:15:0, from drivers/crypto/ccree/cc_driver.c:4: drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_din_type': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ >> drivers/crypto/ccree/cc_hw_queue_defs.h:226:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[5] |= FIELD_PREP(WORD5_DIN_ADDR_HIGH, ((u16)(addr >> 32))); ^ include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:228:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[1] |= FIELD_PREP(WORD1_DIN_DMA_MODE, dma_mode) | ^ include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:229:5: note: in expansion of macro 'FIELD_PREP' FIELD_PREP(WORD1_DIN_SIZE, size) | ^ include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:230:5: note: in expansion of macro 'FIELD_PREP' FIELD_PREP(WORD1_NS_BIT, axi_sec); ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_din_no_dma': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:244:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[1] |= FIELD_PREP(WORD1_DIN_SIZE, size); ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_din_sram': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:260:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[1] |= FIELD_PREP(WORD1_DIN_SIZE, size) | ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_din_const': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:276:4: note: in expansion of macro 'FIELD_PREP' FIELD_PREP(WORD1_DIN_SIZE, size); ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_dout_type': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:304:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[5] |= FIELD_PREP(WORD5_DOUT_ADDR_HIGH, ((u16)(addr >> 32))); ^ include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:306:20: note: in expansion of macro 'FIELD_PREP' -- In file included from include/asm-generic/atomic-instrumented.h:16:0, from arch/x86/include/asm/atomic.h:265, from include/linux/atomic.h:7, from include/linux/crypto.h:20, from include/crypto/aead.h:16, from include/crypto/internal/aead.h:16, from drivers/crypto/ccree/cc_buffer_mgr.c:4: drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_din_type': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ >> drivers/crypto/ccree/cc_hw_queue_defs.h:226:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[5] |= FIELD_PREP(WORD5_DIN_ADDR_HIGH, ((u16)(addr >> 32))); ^ include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:228:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[1] |= FIELD_PREP(WORD1_DIN_DMA_MODE, dma_mode) | ^ include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:229:5: note: in expansion of macro 'FIELD_PREP' FIELD_PREP(WORD1_DIN_SIZE, size) | ^ include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:230:5: note: in expansion of macro 'FIELD_PREP' FIELD_PREP(WORD1_NS_BIT, axi_sec); ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_din_no_dma': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:244:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[1] |= FIELD_PREP(WORD1_DIN_SIZE, size); ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_din_sram': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:260:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[1] |= FIELD_PREP(WORD1_DIN_SIZE, size) | ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_din_const': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:276:4: note: in expansion of macro 'FIELD_PREP' FIELD_PREP(WORD1_DIN_SIZE, size); ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_dout_type': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:304:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[5] |= FIELD_PREP(WORD5_DOUT_ADDR_HIGH, ((u16)(addr >> 32))); ^ include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:306:20: note: in expansion of macro 'FIELD_PREP' -- include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:455:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[4] |= FIELD_PREP(WORD4_CIPHER_MODE, mode); ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_cipher_config0': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:467:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[4] |= FIELD_PREP(WORD4_CIPHER_CONF0, mode); ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_cipher_config1': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:479:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[4] |= FIELD_PREP(WORD4_CIPHER_CONF1, config); ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_hw_crypto_key': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:493:4: note: in expansion of macro 'FIELD_PREP' FIELD_PREP(WORD4_CIPHER_CONF2, ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_bytes_swap': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:505:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[4] |= FIELD_PREP(WORD4_BYTES_SWAP, config); ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_key_size': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:526:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[4] |= FIELD_PREP(WORD4_KEY_SIZE, size); ^ drivers/crypto/ccree/cc_hw_queue_defs.h: In function 'set_setup_mode': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_hw_queue_defs.h:560:20: note: in expansion of macro 'FIELD_PREP' pdesc->word[4] |= FIELD_PREP(WORD4_SETUP_OPERATION, mode); ^ drivers/crypto/ccree/cc_lli_defs.h: In function 'cc_lli_set_addr': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ >> drivers/crypto/ccree/cc_lli_defs.h:49:29: note: in expansion of macro 'FIELD_PREP' lli_p[LLI_WORD1_OFFSET] |= FIELD_PREP(LLI_HADDR_MASK, (addr >> 32)); ^ drivers/crypto/ccree/cc_lli_defs.h: In function 'cc_lli_set_size': include/linux/build_bug.h:29:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:(-!!(e)); })) ^ include/linux/bitfield.h:57:2: note: in expansion of macro 'BUILD_BUG_ON_ZERO' BUILD_BUG_ON_ZERO(__builtin_constant_p(_val) ? \ ^ include/linux/bitfield.h:82:3: note: in expansion of macro '__BF_FIELD_CHECK' (__BF_FIELD_CHECK(_mask, 0ULL, _val) + \ ^ drivers/crypto/ccree/cc_lli_defs.h:56:29: note: in expansion of macro 'FIELD_PREP' lli_p[LLI_WORD1_OFFSET] |= FIELD_PREP(LLI_SIZE_MASK, size); ^ .. vim +/FIELD_PREP +226 drivers/crypto/ccree/cc_hw_queue_defs.h 4c3f9727 Gilad Ben-Yossef 2018-01-22 210 4c3f9727 Gilad Ben-Yossef 2018-01-22 211 /* 4c3f9727 Gilad Ben-Yossef 2018-01-22 212 * Set the DIN field of a HW descriptors 4c3f9727 Gilad Ben-Yossef 2018-01-22 213 * 4c3f9727 Gilad Ben-Yossef 2018-01-22 214 * @pdesc: pointer HW descriptor struct 4c3f9727 Gilad Ben-Yossef 2018-01-22 215 * @dma_mode: dmaMode The DMA mode: NO_DMA, SRAM, DLLI, MLLI, CONSTANT 4c3f9727 Gilad Ben-Yossef 2018-01-22 216 * @addr: dinAdr DIN address 4c3f9727 Gilad Ben-Yossef 2018-01-22 217 * @size: Data size in bytes 4c3f9727 Gilad Ben-Yossef 2018-01-22 218 * @axi_sec: AXI secure bit 4c3f9727 Gilad Ben-Yossef 2018-01-22 219 */ 4c3f9727 Gilad Ben-Yossef 2018-01-22 220 static inline void set_din_type(struct cc_hw_desc *pdesc, 4c3f9727 Gilad Ben-Yossef 2018-01-22 221 enum cc_dma_mode dma_mode, dma_addr_t addr, 4c3f9727 Gilad Ben-Yossef 2018-01-22 222 u32 size, enum cc_axi_sec axi_sec) 4c3f9727 Gilad Ben-Yossef 2018-01-22 223 { 4c3f9727 Gilad Ben-Yossef 2018-01-22 224 pdesc->word[0] = (u32)addr; 4c3f9727 Gilad Ben-Yossef 2018-01-22 225 #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT 4c3f9727 Gilad Ben-Yossef 2018-01-22 @226 pdesc->word[5] |= FIELD_PREP(WORD5_DIN_ADDR_HIGH, ((u16)(addr >> 32))); 4c3f9727 Gilad Ben-Yossef 2018-01-22 227 #endif 4c3f9727 Gilad Ben-Yossef 2018-01-22 228 pdesc->word[1] |= FIELD_PREP(WORD1_DIN_DMA_MODE, dma_mode) | 4c3f9727 Gilad Ben-Yossef 2018-01-22 229 FIELD_PREP(WORD1_DIN_SIZE, size) | 4c3f9727 Gilad Ben-Yossef 2018-01-22 230 FIELD_PREP(WORD1_NS_BIT, axi_sec); 4c3f9727 Gilad Ben-Yossef 2018-01-22 231 } 4c3f9727 Gilad Ben-Yossef 2018-01-22 232 :::::: The code at line 226 was first introduced by commit :::::: 4c3f97276e156820a0433bf7b59a4df1100829ae crypto: ccree - introduce CryptoCell driver :::::: TO: Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx> :::::: CC: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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