diff mbox series

[v8,5/8] mtd: rawnand: qcom: use FIELD_PREP and GENMASK

Message ID 20240820104239.1774600-6-quic_mdalam@quicinc.com (mailing list archive)
State Superseded
Headers show
Series Add QPIC SPI NAND driver | expand

Commit Message

Md Sadre Alam Aug. 20, 2024, 10:42 a.m. UTC
Use the bitfield macro FIELD_PREP, and GENMASK to
do the shift and mask in one go. This makes the code
more readable.

Signed-off-by: Md Sadre Alam <quic_mdalam@quicinc.com>
---
Change in [v8]

* No change

Change in [v7]

* No change

Change in [v6]

* Added FIELD_PREP() and GENMASK() macro

Change in [v5]

* This patch was not included in [v1]

Change in [v4]

* This patch was not included in [v4]

Change in [v3]

* This patch was not included in [v3]

Change in [v2]

* This patch was not included in [v2]

Change in [v1]

* This patch was not included in [v1]

 drivers/mtd/nand/raw/qcom_nandc.c    | 97 ++++++++++++++--------------
 include/linux/mtd/nand-qpic-common.h | 31 +++++----
 2 files changed, 67 insertions(+), 61 deletions(-)

Comments

kernel test robot Aug. 22, 2024, 8:25 a.m. UTC | #1
Hi Md,

kernel test robot noticed the following build warnings:

[auto build test WARNING on mtd/nand/next]
[also build test WARNING on broonie-spi/for-next robh/for-next linus/master v6.11-rc4 next-20240821]
[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/Md-Sadre-Alam/spi-dt-bindings-Introduce-qcom-spi-qpic-snand/20240820-184732
base:   https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next
patch link:    https://lore.kernel.org/r/20240820104239.1774600-6-quic_mdalam%40quicinc.com
patch subject: [PATCH v8 5/8] mtd: rawnand: qcom: use FIELD_PREP and GENMASK
config: s390-randconfig-r111-20240821 (https://download.01.org/0day-ci/archive/20240822/202408221634.2JY5J8DX-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 14.1.0
reproduce: (https://download.01.org/0day-ci/archive/20240822/202408221634.2JY5J8DX-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408221634.2JY5J8DX-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   drivers/mtd/nand/raw/qcom_nandc.c:168:55: sparse: sparse: incorrect type in initializer (different base types) @@     expected restricted __le32 [usertype] val @@     got int @@
   drivers/mtd/nand/raw/qcom_nandc.c:168:55: sparse:     expected restricted __le32 [usertype] val
   drivers/mtd/nand/raw/qcom_nandc.c:168:55: sparse:     got int
   drivers/mtd/nand/raw/qcom_nandc.c:198:55: sparse: sparse: incorrect type in initializer (different base types) @@     expected restricted __le32 [usertype] val @@     got int @@
   drivers/mtd/nand/raw/qcom_nandc.c:198:55: sparse:     expected restricted __le32 [usertype] val
   drivers/mtd/nand/raw/qcom_nandc.c:198:55: sparse:     got int
   drivers/mtd/nand/raw/qcom_nandc.c:241:28: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] addr0 @@     got int @@
   drivers/mtd/nand/raw/qcom_nandc.c:241:28: sparse:     expected restricted __le32 [usertype] addr0
   drivers/mtd/nand/raw/qcom_nandc.c:241:28: sparse:     got int
   drivers/mtd/nand/raw/qcom_nandc.c:242:28: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] addr1 @@     got int @@
   drivers/mtd/nand/raw/qcom_nandc.c:242:28: sparse:     expected restricted __le32 [usertype] addr1
   drivers/mtd/nand/raw/qcom_nandc.c:242:28: sparse:     got int
   drivers/mtd/nand/raw/qcom_nandc.c:261:29: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cmd @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:261:29: sparse:     expected restricted __le32 [usertype] cmd
   drivers/mtd/nand/raw/qcom_nandc.c:261:29: sparse:     got unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:263:29: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cmd @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:263:29: sparse:     expected restricted __le32 [usertype] cmd
   drivers/mtd/nand/raw/qcom_nandc.c:263:29: sparse:     got unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:265:21: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cmd @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:265:21: sparse:     expected restricted __le32 [usertype] cmd
   drivers/mtd/nand/raw/qcom_nandc.c:265:21: sparse:     got unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:269:29: sparse: sparse: restricted __le32 degrades to integer
   drivers/mtd/nand/raw/qcom_nandc.c:269:22: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cfg0 @@     got unsigned int @@
   drivers/mtd/nand/raw/qcom_nandc.c:269:22: sparse:     expected restricted __le32 [usertype] cfg0
   drivers/mtd/nand/raw/qcom_nandc.c:269:22: sparse:     got unsigned int
   drivers/mtd/nand/raw/qcom_nandc.c:275:29: sparse: sparse: restricted __le32 degrades to integer
   drivers/mtd/nand/raw/qcom_nandc.c:275:22: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cfg0 @@     got unsigned int @@
   drivers/mtd/nand/raw/qcom_nandc.c:275:22: sparse:     expected restricted __le32 [usertype] cfg0
   drivers/mtd/nand/raw/qcom_nandc.c:275:22: sparse:     got unsigned int
>> drivers/mtd/nand/raw/qcom_nandc.c:279:29: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [assigned] [usertype] ecc_bch_cfg @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:279:29: sparse:     expected restricted __le32 [assigned] [usertype] ecc_bch_cfg
   drivers/mtd/nand/raw/qcom_nandc.c:279:29: sparse:     got unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:292:27: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] exec @@     got int @@
   drivers/mtd/nand/raw/qcom_nandc.c:292:27: sparse:     expected restricted __le32 [usertype] exec
   drivers/mtd/nand/raw/qcom_nandc.c:292:27: sparse:     got int
   drivers/mtd/nand/raw/qcom_nandc.c:879:20: sparse: sparse: invalid assignment: &=
   drivers/mtd/nand/raw/qcom_nandc.c:879:20: sparse:    left side has type restricted __le32
   drivers/mtd/nand/raw/qcom_nandc.c:879:20: sparse:    right side has type unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:880:20: sparse: sparse: invalid assignment: |=
   drivers/mtd/nand/raw/qcom_nandc.c:880:20: sparse:    left side has type restricted __le32
   drivers/mtd/nand/raw/qcom_nandc.c:880:20: sparse:    right side has type int
   drivers/mtd/nand/raw/qcom_nandc.c:883:27: sparse: sparse: invalid assignment: &=
   drivers/mtd/nand/raw/qcom_nandc.c:883:27: sparse:    left side has type restricted __le32
   drivers/mtd/nand/raw/qcom_nandc.c:883:27: sparse:    right side has type unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:884:27: sparse: sparse: invalid assignment: |=
   drivers/mtd/nand/raw/qcom_nandc.c:884:27: sparse:    left side has type restricted __le32
   drivers/mtd/nand/raw/qcom_nandc.c:884:27: sparse:    right side has type int
   drivers/mtd/nand/raw/qcom_nandc.c:885:27: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] ecc_buf_cfg @@     got int @@
   drivers/mtd/nand/raw/qcom_nandc.c:885:27: sparse:     expected restricted __le32 [usertype] ecc_buf_cfg
   drivers/mtd/nand/raw/qcom_nandc.c:885:27: sparse:     got int
>> drivers/mtd/nand/raw/qcom_nandc.c:1490:20: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cfg0 @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:1490:20: sparse:     expected restricted __le32 [usertype] cfg0
   drivers/mtd/nand/raw/qcom_nandc.c:1490:20: sparse:     got unsigned long
>> drivers/mtd/nand/raw/qcom_nandc.c:1499:20: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cfg1 @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:1499:20: sparse:     expected restricted __le32 [usertype] cfg1
   drivers/mtd/nand/raw/qcom_nandc.c:1499:20: sparse:     got unsigned long
>> drivers/mtd/nand/raw/qcom_nandc.c:1506:24: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cfg0_raw @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:1506:24: sparse:     expected restricted __le32 [usertype] cfg0_raw
   drivers/mtd/nand/raw/qcom_nandc.c:1506:24: sparse:     got unsigned long
>> drivers/mtd/nand/raw/qcom_nandc.c:1511:24: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cfg1_raw @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:1511:24: sparse:     expected restricted __le32 [usertype] cfg1_raw
   drivers/mtd/nand/raw/qcom_nandc.c:1511:24: sparse:     got unsigned long
>> drivers/mtd/nand/raw/qcom_nandc.c:1519:27: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] ecc_bch_cfg @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:1519:27: sparse:     expected restricted __le32 [usertype] ecc_bch_cfg
   drivers/mtd/nand/raw/qcom_nandc.c:1519:27: sparse:     got unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:1527:35: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] ecc_buf_cfg @@     got int @@
   drivers/mtd/nand/raw/qcom_nandc.c:1527:35: sparse:     expected restricted __le32 [usertype] ecc_buf_cfg
   drivers/mtd/nand/raw/qcom_nandc.c:1527:35: sparse:     got int
   drivers/mtd/nand/raw/qcom_nandc.c:1529:30: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] clrflashstatus @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:1529:30: sparse:     expected restricted __le32 [usertype] clrflashstatus
   drivers/mtd/nand/raw/qcom_nandc.c:1529:30: sparse:     got unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:1530:29: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] clrreadstatus @@     got int @@
   drivers/mtd/nand/raw/qcom_nandc.c:1530:29: sparse:     expected restricted __le32 [usertype] clrreadstatus
   drivers/mtd/nand/raw/qcom_nandc.c:1530:29: sparse:     got int
   drivers/mtd/nand/raw/qcom_nandc.c:1613:39: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cmd_reg @@     got int [assigned] ret @@
   drivers/mtd/nand/raw/qcom_nandc.c:1613:39: sparse:     expected restricted __le32 [usertype] cmd_reg
   drivers/mtd/nand/raw/qcom_nandc.c:1613:39: sparse:     got int [assigned] ret
   drivers/mtd/nand/raw/qcom_nandc.c:1623:49: sparse: sparse: invalid assignment: |=
   drivers/mtd/nand/raw/qcom_nandc.c:1623:49: sparse:    left side has type restricted __le32
   drivers/mtd/nand/raw/qcom_nandc.c:1623:49: sparse:    right side has type int
   drivers/mtd/nand/raw/qcom_nandc.c:1626:49: sparse: sparse: invalid assignment: |=
   drivers/mtd/nand/raw/qcom_nandc.c:1626:49: sparse:    left side has type restricted __le32
   drivers/mtd/nand/raw/qcom_nandc.c:1626:49: sparse:    right side has type unsigned char
   drivers/mtd/nand/raw/qcom_nandc.c:1711:27: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] exec @@     got int @@
   drivers/mtd/nand/raw/qcom_nandc.c:1711:27: sparse:     expected restricted __le32 [usertype] exec
   drivers/mtd/nand/raw/qcom_nandc.c:1711:27: sparse:     got int
   drivers/mtd/nand/raw/qcom_nandc.c:1770:31: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] chip_sel @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:1770:31: sparse:     expected restricted __le32 [usertype] chip_sel
   drivers/mtd/nand/raw/qcom_nandc.c:1770:31: sparse:     got unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:1771:27: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] exec @@     got int @@
   drivers/mtd/nand/raw/qcom_nandc.c:1771:27: sparse:     expected restricted __le32 [usertype] exec
   drivers/mtd/nand/raw/qcom_nandc.c:1771:27: sparse:     got int
   drivers/mtd/nand/raw/qcom_nandc.c:1809:24: sparse: sparse: restricted __le32 degrades to integer
   drivers/mtd/nand/raw/qcom_nandc.c:1810:30: sparse: sparse: invalid assignment: |=
   drivers/mtd/nand/raw/qcom_nandc.c:1810:30: sparse:    left side has type restricted __le32
   drivers/mtd/nand/raw/qcom_nandc.c:1810:30: sparse:    right side has type unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:1813:41: sparse: sparse: restricted __le32 degrades to integer
   drivers/mtd/nand/raw/qcom_nandc.c:1813:35: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cfg0 @@     got unsigned int @@
   drivers/mtd/nand/raw/qcom_nandc.c:1813:35: sparse:     expected restricted __le32 [usertype] cfg0
   drivers/mtd/nand/raw/qcom_nandc.c:1813:35: sparse:     got unsigned int
   drivers/mtd/nand/raw/qcom_nandc.c:1816:24: sparse: sparse: restricted __le32 degrades to integer
   drivers/mtd/nand/raw/qcom_nandc.c:1828:27: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] exec @@     got int @@
   drivers/mtd/nand/raw/qcom_nandc.c:1828:27: sparse:     expected restricted __le32 [usertype] exec
   drivers/mtd/nand/raw/qcom_nandc.c:1828:27: sparse:     got int
   drivers/mtd/nand/raw/qcom_nandc.c:1832:17: sparse: sparse: restricted __le32 degrades to integer
   drivers/mtd/nand/raw/qcom_nandc.c:1866:22: sparse: sparse: invalid assignment: |=
   drivers/mtd/nand/raw/qcom_nandc.c:1866:22: sparse:    left side has type restricted __le32
   drivers/mtd/nand/raw/qcom_nandc.c:1866:22: sparse:    right side has type unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:1878:20: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cfg0 @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:1878:20: sparse:     expected restricted __le32 [usertype] cfg0
   drivers/mtd/nand/raw/qcom_nandc.c:1878:20: sparse:     got unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:1883:20: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cfg1 @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:1883:20: sparse:     expected restricted __le32 [usertype] cfg1
   drivers/mtd/nand/raw/qcom_nandc.c:1883:20: sparse:     got unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:1892:42: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] ecc_buf_cfg @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:1892:42: sparse:     expected restricted __le32 [usertype] ecc_buf_cfg
   drivers/mtd/nand/raw/qcom_nandc.c:1892:42: sparse:     got unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:1896:34: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] vld @@     got unsigned long @@
   drivers/mtd/nand/raw/qcom_nandc.c:1896:34: sparse:     expected restricted __le32 [usertype] vld
   drivers/mtd/nand/raw/qcom_nandc.c:1896:34: sparse:     got unsigned long
   drivers/mtd/nand/raw/qcom_nandc.c:1897:35: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] cmd1 @@     got unsigned int @@
   drivers/mtd/nand/raw/qcom_nandc.c:1897:35: sparse:     expected restricted __le32 [usertype] cmd1
   drivers/mtd/nand/raw/qcom_nandc.c:1897:35: sparse:     got unsigned int
   drivers/mtd/nand/raw/qcom_nandc.c:1901:27: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] exec @@     got int @@
   drivers/mtd/nand/raw/qcom_nandc.c:1901:27: sparse:     expected restricted __le32 [usertype] exec
   drivers/mtd/nand/raw/qcom_nandc.c:1901:27: sparse:     got int
   drivers/mtd/nand/raw/qcom_nandc.c:1904:40: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] orig_cmd1 @@     got unsigned int [usertype] cmd1 @@
   drivers/mtd/nand/raw/qcom_nandc.c:1904:40: sparse:     expected restricted __le32 [usertype] orig_cmd1
   drivers/mtd/nand/raw/qcom_nandc.c:1904:40: sparse:     got unsigned int [usertype] cmd1
   drivers/mtd/nand/raw/qcom_nandc.c:1905:39: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __le32 [usertype] orig_vld @@     got unsigned int [usertype] vld @@
   drivers/mtd/nand/raw/qcom_nandc.c:1905:39: sparse:     expected restricted __le32 [usertype] orig_vld
   drivers/mtd/nand/raw/qcom_nandc.c:1905:39: sparse:     got unsigned int [usertype] vld

vim +279 drivers/mtd/nand/raw/qcom_nandc.c

   244	
   245	/*
   246	 * update_rw_regs:	set up read/write register values, these will be
   247	 *			written to the NAND controller registers via DMA
   248	 *
   249	 * @num_cw:		number of steps for the read/write operation
   250	 * @read:		read or write operation
   251	 * @cw	:		which code word
   252	 */
   253	static void update_rw_regs(struct qcom_nand_host *host, int num_cw, bool read, int cw)
   254	{
   255		struct nand_chip *chip = &host->chip;
   256		__le32 cmd, cfg0, cfg1, ecc_bch_cfg;
   257		struct qcom_nand_controller *nandc = get_qcom_nand_controller(chip);
   258	
   259		if (read) {
   260			if (host->use_ecc)
   261				cmd = OP_PAGE_READ_WITH_ECC | PAGE_ACC | LAST_PAGE;
   262			else
   263				cmd = OP_PAGE_READ | PAGE_ACC | LAST_PAGE;
   264		} else {
   265			cmd = OP_PROGRAM_PAGE | PAGE_ACC | LAST_PAGE;
   266		}
   267	
   268		if (host->use_ecc) {
   269			cfg0 = (host->cfg0 & ~(7U << CW_PER_PAGE)) |
   270					(num_cw - 1) << CW_PER_PAGE;
   271	
   272			cfg1 = host->cfg1;
   273			ecc_bch_cfg = host->ecc_bch_cfg;
   274		} else {
   275			cfg0 = (host->cfg0_raw & ~(7U << CW_PER_PAGE)) |
   276					(num_cw - 1) << CW_PER_PAGE;
   277	
   278			cfg1 = host->cfg1_raw;
 > 279			ecc_bch_cfg = ECC_CFG_ECC_DISABLE;
   280		}
   281	
   282		nandc->regs->cmd = cmd;
   283		nandc->regs->cfg0 = cfg0;
   284		nandc->regs->cfg1 = cfg1;
   285		nandc->regs->ecc_bch_cfg = ecc_bch_cfg;
   286	
   287		if (!nandc->props->qpic_version2)
   288			nandc->regs->ecc_buf_cfg = host->ecc_buf_cfg;
   289	
   290		nandc->regs->clrflashstatus = host->clrflashstatus;
   291		nandc->regs->clrreadstatus = host->clrreadstatus;
   292		nandc->regs->exec = 1;
   293	
   294		if (read)
   295			nandc_set_read_loc(chip, cw, 0, 0, host->use_ecc ?
   296					   host->cw_data : host->cw_size, 1);
   297	}
   298
diff mbox series

Patch

diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c
index 01583535bc81..087e1188fc68 100644
--- a/drivers/mtd/nand/raw/qcom_nandc.c
+++ b/drivers/mtd/nand/raw/qcom_nandc.c
@@ -276,7 +276,7 @@  static void update_rw_regs(struct qcom_nand_host *host, int num_cw, bool read, i
 				(num_cw - 1) << CW_PER_PAGE;
 
 		cfg1 = host->cfg1_raw;
-		ecc_bch_cfg = 1 << ECC_CFG_ECC_DISABLE;
+		ecc_bch_cfg = ECC_CFG_ECC_DISABLE;
 	}
 
 	nandc->regs->cmd = cmd;
@@ -1487,42 +1487,41 @@  static int qcom_nand_attach_chip(struct nand_chip *chip)
 	host->cw_size = host->cw_data + ecc->bytes;
 	bad_block_byte = mtd->writesize - host->cw_size * (cwperpage - 1) + 1;
 
-	host->cfg0 = (cwperpage - 1) << CW_PER_PAGE
-				| host->cw_data << UD_SIZE_BYTES
-				| 0 << DISABLE_STATUS_AFTER_WRITE
-				| 5 << NUM_ADDR_CYCLES
-				| host->ecc_bytes_hw << ECC_PARITY_SIZE_BYTES_RS
-				| 0 << STATUS_BFR_READ
-				| 1 << SET_RD_MODE_AFTER_STATUS
-				| host->spare_bytes << SPARE_SIZE_BYTES;
-
-	host->cfg1 = 7 << NAND_RECOVERY_CYCLES
-				| 0 <<  CS_ACTIVE_BSY
-				| bad_block_byte << BAD_BLOCK_BYTE_NUM
-				| 0 << BAD_BLOCK_IN_SPARE_AREA
-				| 2 << WR_RD_BSY_GAP
-				| wide_bus << WIDE_FLASH
-				| host->bch_enabled << ENABLE_BCH_ECC;
-
-	host->cfg0_raw = (cwperpage - 1) << CW_PER_PAGE
-				| host->cw_size << UD_SIZE_BYTES
-				| 5 << NUM_ADDR_CYCLES
-				| 0 << SPARE_SIZE_BYTES;
-
-	host->cfg1_raw = 7 << NAND_RECOVERY_CYCLES
-				| 0 << CS_ACTIVE_BSY
-				| 17 << BAD_BLOCK_BYTE_NUM
-				| 1 << BAD_BLOCK_IN_SPARE_AREA
-				| 2 << WR_RD_BSY_GAP
-				| wide_bus << WIDE_FLASH
-				| 1 << DEV0_CFG1_ECC_DISABLE;
-
-	host->ecc_bch_cfg = !host->bch_enabled << ECC_CFG_ECC_DISABLE
-				| 0 << ECC_SW_RESET
-				| host->cw_data << ECC_NUM_DATA_BYTES
-				| 1 << ECC_FORCE_CLK_OPEN
-				| ecc_mode << ECC_MODE
-				| host->ecc_bytes_hw << ECC_PARITY_SIZE_BYTES_BCH;
+	host->cfg0 = FIELD_PREP(CW_PER_PAGE_MASK, (cwperpage - 1)) |
+		     FIELD_PREP(UD_SIZE_BYTES_MASK, host->cw_data) |
+		     FIELD_PREP(DISABLE_STATUS_AFTER_WRITE, 0) |
+		     FIELD_PREP(NUM_ADDR_CYCLES_MASK, 5) |
+		     FIELD_PREP(ECC_PARITY_SIZE_BYTES_RS, host->ecc_bytes_hw) |
+		     FIELD_PREP(STATUS_BFR_READ, 0) |
+		     FIELD_PREP(SET_RD_MODE_AFTER_STATUS, 1) |
+		     FIELD_PREP(SPARE_SIZE_BYTES_MASK, host->spare_bytes);
+
+	host->cfg1 = FIELD_PREP(NAND_RECOVERY_CYCLES_MASK, 7) |
+		     FIELD_PREP(BAD_BLOCK_BYTE_NUM_MASK, bad_block_byte) |
+		     FIELD_PREP(BAD_BLOCK_IN_SPARE_AREA, 0) |
+		     FIELD_PREP(WR_RD_BSY_GAP_MASK, 2) |
+		     FIELD_PREP(WIDE_FLASH, wide_bus) |
+		     FIELD_PREP(ENABLE_BCH_ECC, host->bch_enabled);
+
+	host->cfg0_raw = FIELD_PREP(CW_PER_PAGE_MASK, (cwperpage - 1)) |
+			 FIELD_PREP(UD_SIZE_BYTES_MASK, host->cw_size) |
+			 FIELD_PREP(NUM_ADDR_CYCLES_MASK, 5) |
+			 FIELD_PREP(SPARE_SIZE_BYTES_MASK, 0);
+
+	host->cfg1_raw = FIELD_PREP(NAND_RECOVERY_CYCLES_MASK, 7) |
+			 FIELD_PREP(CS_ACTIVE_BSY, 0) |
+			 FIELD_PREP(BAD_BLOCK_BYTE_NUM_MASK, 17) |
+			 FIELD_PREP(BAD_BLOCK_IN_SPARE_AREA, 1) |
+			 FIELD_PREP(WR_RD_BSY_GAP_MASK, 2) |
+			 FIELD_PREP(WIDE_FLASH, wide_bus) |
+			 FIELD_PREP(DEV0_CFG1_ECC_DISABLE, 1);
+
+	host->ecc_bch_cfg = FIELD_PREP(ECC_CFG_ECC_DISABLE, !host->bch_enabled) |
+			    FIELD_PREP(ECC_SW_RESET, 0) |
+			    FIELD_PREP(ECC_NUM_DATA_BYTES_MASK, host->cw_data) |
+			    FIELD_PREP(ECC_FORCE_CLK_OPEN, 1) |
+			    FIELD_PREP(ECC_MODE_MASK, ecc_mode) |
+			    FIELD_PREP(ECC_PARITY_SIZE_BYTES_BCH_MASK, host->ecc_bytes_hw);
 
 	if (!nandc->props->qpic_version2)
 		host->ecc_buf_cfg = 0x203 << NUM_STEPS;
@@ -1876,21 +1875,21 @@  static int qcom_param_page_type_exec(struct nand_chip *chip,  const struct nand_
 	nandc->regs->addr0 = 0;
 	nandc->regs->addr1 = 0;
 
-	nandc->regs->cfg0 = 0 << CW_PER_PAGE
-			    | 512 << UD_SIZE_BYTES
-			    | 5 << NUM_ADDR_CYCLES
-			    | 0 << SPARE_SIZE_BYTES;
+	host->cfg0 = FIELD_PREP(CW_PER_PAGE_MASK, 0) |
+		     FIELD_PREP(UD_SIZE_BYTES_MASK, 512) |
+		     FIELD_PREP(NUM_ADDR_CYCLES_MASK, 5) |
+		     FIELD_PREP(SPARE_SIZE_BYTES_MASK, 0);
 
-	nandc->regs->cfg1 = 7 << NAND_RECOVERY_CYCLES
-			    | 0 << CS_ACTIVE_BSY
-			    | 17 << BAD_BLOCK_BYTE_NUM
-			    | 1 << BAD_BLOCK_IN_SPARE_AREA
-			    | 2 << WR_RD_BSY_GAP
-			    | 0 << WIDE_FLASH
-			    | 1 << DEV0_CFG1_ECC_DISABLE;
+	host->cfg1 = FIELD_PREP(NAND_RECOVERY_CYCLES_MASK, 7) |
+		     FIELD_PREP(BAD_BLOCK_BYTE_NUM_MASK, 17) |
+		     FIELD_PREP(CS_ACTIVE_BSY, 0) |
+		     FIELD_PREP(BAD_BLOCK_IN_SPARE_AREA, 1) |
+		     FIELD_PREP(WR_RD_BSY_GAP_MASK, 2) |
+		     FIELD_PREP(WIDE_FLASH, 0) |
+		     FIELD_PREP(DEV0_CFG1_ECC_DISABLE, 1);
 
 	if (!nandc->props->qpic_version2)
-		nandc->regs->ecc_buf_cfg = 1 << ECC_CFG_ECC_DISABLE;
+		nandc->regs->ecc_buf_cfg = ECC_CFG_ECC_DISABLE;
 
 	/* configure CMD1 and VLD for ONFI param probing in QPIC v1 */
 	if (!nandc->props->qpic_version2) {
diff --git a/include/linux/mtd/nand-qpic-common.h b/include/linux/mtd/nand-qpic-common.h
index 425994429387..e79c79775eb8 100644
--- a/include/linux/mtd/nand-qpic-common.h
+++ b/include/linux/mtd/nand-qpic-common.h
@@ -70,35 +70,42 @@ 
 #define	BS_CORRECTABLE_ERR_MSK		0x1f
 
 /* NAND_DEVn_CFG0 bits */
-#define	DISABLE_STATUS_AFTER_WRITE	4
+#define	DISABLE_STATUS_AFTER_WRITE	BIT(4)
 #define	CW_PER_PAGE			6
+#define	CW_PER_PAGE_MASK		GENMASK(8, 6)
 #define	UD_SIZE_BYTES			9
 #define	UD_SIZE_BYTES_MASK		GENMASK(18, 9)
-#define	ECC_PARITY_SIZE_BYTES_RS	19
+#define	ECC_PARITY_SIZE_BYTES_RS	GENMASK(22, 19)
 #define	SPARE_SIZE_BYTES		23
 #define	SPARE_SIZE_BYTES_MASK		GENMASK(26, 23)
 #define	NUM_ADDR_CYCLES			27
-#define	STATUS_BFR_READ			30
-#define	SET_RD_MODE_AFTER_STATUS	31
+#define	NUM_ADDR_CYCLES_MASK		GENMASK(29, 27)
+#define	STATUS_BFR_READ			BIT(30)
+#define	SET_RD_MODE_AFTER_STATUS	BIT(31)
 
 /* NAND_DEVn_CFG0 bits */
-#define	DEV0_CFG1_ECC_DISABLE		0
-#define	WIDE_FLASH			1
+#define	DEV0_CFG1_ECC_DISABLE		BIT(0)
+#define	WIDE_FLASH			BIT(1)
 #define	NAND_RECOVERY_CYCLES		2
-#define	CS_ACTIVE_BSY			5
+#define	NAND_RECOVERY_CYCLES_MASK	GENMASK(4, 2)
+#define	CS_ACTIVE_BSY			BIT(5)
 #define	BAD_BLOCK_BYTE_NUM		6
-#define	BAD_BLOCK_IN_SPARE_AREA		16
+#define	BAD_BLOCK_BYTE_NUM_MASK		GENMASK(15, 6)
+#define	BAD_BLOCK_IN_SPARE_AREA		BIT(16)
 #define	WR_RD_BSY_GAP			17
-#define	ENABLE_BCH_ECC			27
+#define	WR_RD_BSY_GAP_MASK		GENMASK(22, 17)
+#define	ENABLE_BCH_ECC			BIT(27)
 
 /* NAND_DEV0_ECC_CFG bits */
-#define	ECC_CFG_ECC_DISABLE		0
-#define	ECC_SW_RESET			1
+#define	ECC_CFG_ECC_DISABLE		BIT(0)
+#define	ECC_SW_RESET			BIT(1)
 #define	ECC_MODE			4
+#define	ECC_MODE_MASK			GENMASK(5, 4)
 #define	ECC_PARITY_SIZE_BYTES_BCH	8
+#define	ECC_PARITY_SIZE_BYTES_BCH_MASK	GENMASK(12, 8)
 #define	ECC_NUM_DATA_BYTES		16
 #define	ECC_NUM_DATA_BYTES_MASK		GENMASK(25, 16)
-#define	ECC_FORCE_CLK_OPEN		30
+#define	ECC_FORCE_CLK_OPEN		BIT(30)
 
 /* NAND_DEV_CMD1 bits */
 #define	READ_ADDR			0