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 [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(-)
diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c
index cced35d6d870..5028969f2fbf 100644
--- a/drivers/mtd/nand/raw/qcom_nandc.c
+++ b/drivers/mtd/nand/raw/qcom_nandc.c
@@ -274,7 +274,7 @@ 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;
@@ -1485,42 +1485,41 @@ 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;
@@ -1874,21 +1873,21 @@ 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 17d9d131639f..a4819db31034 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
--
2.34.1Hi 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 v6.10 next-20240725]
[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/20240724-195819
base: https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next
patch link: https://lore.kernel.org/r/20240724114225.2176448-6-quic_mdalam%40quicinc.com
patch subject: [PATCH v7 5/8] mtd: rawnand: qcom: use FIELD_PREP and GENMASK
config: microblaze-randconfig-r133-20240725 (https://download.01.org/0day-ci/archive/20240726/202407260410.p2IXTwQb-lkp@intel.com/config)
compiler: microblaze-linux-gcc (GCC) 14.1.0
reproduce: (https://download.01.org/0day-ci/archive/20240726/202407260410.p2IXTwQb-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/202407260410.p2IXTwQb-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
drivers/mtd/nand/raw/qcom_nandc.c:171:45: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] read_location0 @@ got int val @@
drivers/mtd/nand/raw/qcom_nandc.c:171:45: sparse: expected restricted __le32 [usertype] read_location0
drivers/mtd/nand/raw/qcom_nandc.c:171:45: sparse: got int val
drivers/mtd/nand/raw/qcom_nandc.c:173:45: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] read_location1 @@ got int val @@
drivers/mtd/nand/raw/qcom_nandc.c:173:45: sparse: expected restricted __le32 [usertype] read_location1
drivers/mtd/nand/raw/qcom_nandc.c:173:45: sparse: got int val
drivers/mtd/nand/raw/qcom_nandc.c:175:45: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] read_location2 @@ got int val @@
drivers/mtd/nand/raw/qcom_nandc.c:175:45: sparse: expected restricted __le32 [usertype] read_location2
drivers/mtd/nand/raw/qcom_nandc.c:175:45: sparse: got int val
drivers/mtd/nand/raw/qcom_nandc.c:177:45: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] read_location3 @@ got int val @@
drivers/mtd/nand/raw/qcom_nandc.c:177:45: sparse: expected restricted __le32 [usertype] read_location3
drivers/mtd/nand/raw/qcom_nandc.c:177:45: sparse: got int val
drivers/mtd/nand/raw/qcom_nandc.c:200:50: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] read_location_last0 @@ got int val @@
drivers/mtd/nand/raw/qcom_nandc.c:200:50: sparse: expected restricted __le32 [usertype] read_location_last0
drivers/mtd/nand/raw/qcom_nandc.c:200:50: sparse: got int val
drivers/mtd/nand/raw/qcom_nandc.c:202:50: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] read_location_last1 @@ got int val @@
drivers/mtd/nand/raw/qcom_nandc.c:202:50: sparse: expected restricted __le32 [usertype] read_location_last1
drivers/mtd/nand/raw/qcom_nandc.c:202:50: sparse: got int val
drivers/mtd/nand/raw/qcom_nandc.c:204:50: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] read_location_last2 @@ got int val @@
drivers/mtd/nand/raw/qcom_nandc.c:204:50: sparse: expected restricted __le32 [usertype] read_location_last2
drivers/mtd/nand/raw/qcom_nandc.c:204:50: sparse: got int val
drivers/mtd/nand/raw/qcom_nandc.c:206:50: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] read_location_last3 @@ got int val @@
drivers/mtd/nand/raw/qcom_nandc.c:206:50: sparse: expected restricted __le32 [usertype] read_location_last3
drivers/mtd/nand/raw/qcom_nandc.c:206:50: sparse: got int val
drivers/mtd/nand/raw/qcom_nandc.c:239:28: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] addr0 @@ got int @@
drivers/mtd/nand/raw/qcom_nandc.c:239:28: sparse: expected restricted __le32 [usertype] addr0
drivers/mtd/nand/raw/qcom_nandc.c:239:28: sparse: got int
drivers/mtd/nand/raw/qcom_nandc.c:240:28: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] addr1 @@ got int @@
drivers/mtd/nand/raw/qcom_nandc.c:240:28: sparse: expected restricted __le32 [usertype] addr1
drivers/mtd/nand/raw/qcom_nandc.c:240:28: sparse: got int
drivers/mtd/nand/raw/qcom_nandc.c:280:26: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] cmd @@ got unsigned int [assigned] [usertype] cmd @@
drivers/mtd/nand/raw/qcom_nandc.c:280:26: sparse: expected restricted __le32 [usertype] cmd
drivers/mtd/nand/raw/qcom_nandc.c:280:26: sparse: got unsigned int [assigned] [usertype] cmd
drivers/mtd/nand/raw/qcom_nandc.c:281:27: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] cfg0 @@ got unsigned int [assigned] [usertype] cfg0 @@
drivers/mtd/nand/raw/qcom_nandc.c:281:27: sparse: expected restricted __le32 [usertype] cfg0
drivers/mtd/nand/raw/qcom_nandc.c:281:27: sparse: got unsigned int [assigned] [usertype] cfg0
drivers/mtd/nand/raw/qcom_nandc.c:282:27: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] cfg1 @@ got unsigned int [assigned] [usertype] cfg1 @@
drivers/mtd/nand/raw/qcom_nandc.c:282:27: sparse: expected restricted __le32 [usertype] cfg1
drivers/mtd/nand/raw/qcom_nandc.c:282:27: sparse: got unsigned int [assigned] [usertype] cfg1
drivers/mtd/nand/raw/qcom_nandc.c:283:34: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] ecc_bch_cfg @@ got unsigned int [assigned] [usertype] ecc_bch_cfg @@
drivers/mtd/nand/raw/qcom_nandc.c:283:34: sparse: expected restricted __le32 [usertype] ecc_bch_cfg
drivers/mtd/nand/raw/qcom_nandc.c:283:34: sparse: got unsigned int [assigned] [usertype] ecc_bch_cfg
drivers/mtd/nand/raw/qcom_nandc.c:286:42: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] ecc_buf_cfg @@ got unsigned int [usertype] ecc_buf_cfg @@
drivers/mtd/nand/raw/qcom_nandc.c:286:42: sparse: expected restricted __le32 [usertype] ecc_buf_cfg
drivers/mtd/nand/raw/qcom_nandc.c:286:42: sparse: got unsigned int [usertype] ecc_buf_cfg
drivers/mtd/nand/raw/qcom_nandc.c:288:37: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] clrflashstatus @@ got unsigned int [usertype] clrflashstatus @@
drivers/mtd/nand/raw/qcom_nandc.c:288:37: sparse: expected restricted __le32 [usertype] clrflashstatus
drivers/mtd/nand/raw/qcom_nandc.c:288:37: sparse: got unsigned int [usertype] clrflashstatus
drivers/mtd/nand/raw/qcom_nandc.c:289:36: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] clrreadstatus @@ got unsigned int [usertype] clrreadstatus @@
drivers/mtd/nand/raw/qcom_nandc.c:289:36: sparse: expected restricted __le32 [usertype] clrreadstatus
drivers/mtd/nand/raw/qcom_nandc.c:289:36: sparse: got unsigned int [usertype] clrreadstatus
drivers/mtd/nand/raw/qcom_nandc.c:290:27: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] exec @@ got int @@
drivers/mtd/nand/raw/qcom_nandc.c:290:27: sparse: expected restricted __le32 [usertype] exec
drivers/mtd/nand/raw/qcom_nandc.c:290:27: sparse: got int
drivers/mtd/nand/raw/qcom_nandc.c:1708:26: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] cmd @@ got unsigned int [addressable] [usertype] cmd_reg @@
drivers/mtd/nand/raw/qcom_nandc.c:1708:26: sparse: expected restricted __le32 [usertype] cmd
drivers/mtd/nand/raw/qcom_nandc.c:1708:26: sparse: got unsigned int [addressable] [usertype] cmd_reg
drivers/mtd/nand/raw/qcom_nandc.c:1709:27: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] exec @@ got int @@
drivers/mtd/nand/raw/qcom_nandc.c:1709:27: sparse: expected restricted __le32 [usertype] exec
drivers/mtd/nand/raw/qcom_nandc.c:1709:27: sparse: got int
drivers/mtd/nand/raw/qcom_nandc.c:1765:26: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] cmd @@ got unsigned int [addressable] [usertype] cmd_reg @@
drivers/mtd/nand/raw/qcom_nandc.c:1765:26: sparse: expected restricted __le32 [usertype] cmd
drivers/mtd/nand/raw/qcom_nandc.c:1765:26: sparse: got unsigned int [addressable] [usertype] cmd_reg
drivers/mtd/nand/raw/qcom_nandc.c:1766:28: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] addr0 @@ got unsigned int [addressable] [usertype] addr1_reg @@
drivers/mtd/nand/raw/qcom_nandc.c:1766:28: sparse: expected restricted __le32 [usertype] addr0
drivers/mtd/nand/raw/qcom_nandc.c:1766:28: sparse: got unsigned int [addressable] [usertype] addr1_reg
drivers/mtd/nand/raw/qcom_nandc.c:1767:28: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] addr1 @@ got unsigned int [addressable] [usertype] addr2_reg @@
drivers/mtd/nand/raw/qcom_nandc.c:1767:28: sparse: expected restricted __le32 [usertype] addr1
drivers/mtd/nand/raw/qcom_nandc.c:1767:28: sparse: got unsigned int [addressable] [usertype] addr2_reg
drivers/mtd/nand/raw/qcom_nandc.c:1768:31: 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:1768:31: sparse: expected restricted __le32 [usertype] chip_sel
drivers/mtd/nand/raw/qcom_nandc.c:1768:31: sparse: got unsigned long
drivers/mtd/nand/raw/qcom_nandc.c:1769:27: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] exec @@ got int @@
drivers/mtd/nand/raw/qcom_nandc.c:1769:27: sparse: expected restricted __le32 [usertype] exec
drivers/mtd/nand/raw/qcom_nandc.c:1769:27: sparse: got int
drivers/mtd/nand/raw/qcom_nandc.c:1809:36: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] addr0 @@ got unsigned int [addressable] [assigned] [usertype] addr1_reg @@
drivers/mtd/nand/raw/qcom_nandc.c:1809:36: sparse: expected restricted __le32 [usertype] addr0
drivers/mtd/nand/raw/qcom_nandc.c:1809:36: sparse: got unsigned int [addressable] [assigned] [usertype] addr1_reg
drivers/mtd/nand/raw/qcom_nandc.c:1810:36: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] addr1 @@ got unsigned int [addressable] [assigned] [usertype] addr2_reg @@
drivers/mtd/nand/raw/qcom_nandc.c:1810:36: sparse: expected restricted __le32 [usertype] addr1
drivers/mtd/nand/raw/qcom_nandc.c:1810:36: sparse: got unsigned int [addressable] [assigned] [usertype] addr2_reg
drivers/mtd/nand/raw/qcom_nandc.c:1811:35: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] cfg0 @@ got unsigned int @@
drivers/mtd/nand/raw/qcom_nandc.c:1811:35: sparse: expected restricted __le32 [usertype] cfg0
drivers/mtd/nand/raw/qcom_nandc.c:1811:35: sparse: got unsigned int
drivers/mtd/nand/raw/qcom_nandc.c:1812:35: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] cfg1 @@ got unsigned int [usertype] cfg1_raw @@
drivers/mtd/nand/raw/qcom_nandc.c:1812:35: sparse: expected restricted __le32 [usertype] cfg1
drivers/mtd/nand/raw/qcom_nandc.c:1812:35: sparse: got unsigned int [usertype] cfg1_raw
drivers/mtd/nand/raw/qcom_nandc.c:1825:26: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] cmd @@ got unsigned int [addressable] [assigned] [usertype] cmd_reg @@
drivers/mtd/nand/raw/qcom_nandc.c:1825:26: sparse: expected restricted __le32 [usertype] cmd
drivers/mtd/nand/raw/qcom_nandc.c:1825:26: sparse: got unsigned int [addressable] [assigned] [usertype] cmd_reg
drivers/mtd/nand/raw/qcom_nandc.c:1826:27: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] exec @@ got int @@
drivers/mtd/nand/raw/qcom_nandc.c:1826:27: sparse: expected restricted __le32 [usertype] exec
drivers/mtd/nand/raw/qcom_nandc.c:1826:27: sparse: got int
drivers/mtd/nand/raw/qcom_nandc.c:1872:26: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] cmd @@ got unsigned int [addressable] [assigned] [usertype] cmd_reg @@
drivers/mtd/nand/raw/qcom_nandc.c:1872:26: sparse: expected restricted __le32 [usertype] cmd
drivers/mtd/nand/raw/qcom_nandc.c:1872:26: sparse: got unsigned int [addressable] [assigned] [usertype] cmd_reg
>> drivers/mtd/nand/raw/qcom_nandc.c:1890:42: 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:1890:42: sparse: expected restricted __le32 [usertype] ecc_buf_cfg
drivers/mtd/nand/raw/qcom_nandc.c:1890:42: sparse: got unsigned long
drivers/mtd/nand/raw/qcom_nandc.c:1894:34: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] vld @@ got unsigned long @@
drivers/mtd/nand/raw/qcom_nandc.c:1894:34: sparse: expected restricted __le32 [usertype] vld
drivers/mtd/nand/raw/qcom_nandc.c:1894:34: sparse: got unsigned long
drivers/mtd/nand/raw/qcom_nandc.c:1895:35: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] cmd1 @@ got unsigned int @@
drivers/mtd/nand/raw/qcom_nandc.c:1895:35: sparse: expected restricted __le32 [usertype] cmd1
drivers/mtd/nand/raw/qcom_nandc.c:1895:35: sparse: got unsigned int
drivers/mtd/nand/raw/qcom_nandc.c:1899:27: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] exec @@ got int @@
drivers/mtd/nand/raw/qcom_nandc.c:1899:27: sparse: expected restricted __le32 [usertype] exec
drivers/mtd/nand/raw/qcom_nandc.c:1899:27: sparse: got int
drivers/mtd/nand/raw/qcom_nandc.c:1902:40: 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:1902:40: sparse: expected restricted __le32 [usertype] orig_cmd1
drivers/mtd/nand/raw/qcom_nandc.c:1902:40: sparse: got unsigned int [usertype] cmd1
drivers/mtd/nand/raw/qcom_nandc.c:1903:39: 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:1903:39: sparse: expected restricted __le32 [usertype] orig_vld
drivers/mtd/nand/raw/qcom_nandc.c:1903:39: sparse: got unsigned int [usertype] vld
drivers/mtd/nand/raw/qcom_nandc.c: note: in included file:
include/linux/mtd/nand-qpic-common.h:453:34: sparse: sparse: marked inline, but without a definition
include/linux/mtd/nand-qpic-common.h:453:34: sparse: sparse: marked inline, but without a definition
include/linux/mtd/nand-qpic-common.h:453:34: sparse: sparse: marked inline, but without a definition
include/linux/mtd/nand-qpic-common.h:453:34: sparse: sparse: marked inline, but without a definition
include/linux/mtd/nand-qpic-common.h:453:34: sparse: sparse: marked inline, but without a definition
vim +1890 drivers/mtd/nand/raw/qcom_nandc.c
1849
1850 static int qcom_param_page_type_exec(struct nand_chip *chip, const struct nand_subop *subop)
1851 {
1852 struct qcom_nand_host *host = to_qcom_nand_host(chip);
1853 struct qcom_nand_controller *nandc = get_qcom_nand_controller(chip);
1854 struct qcom_op q_op = {};
1855 const struct nand_op_instr *instr = NULL;
1856 unsigned int op_id = 0;
1857 unsigned int len = 0;
1858 int ret;
1859
1860 ret = qcom_parse_instructions(chip, subop, &q_op);
1861 if (ret)
1862 return ret;
1863
1864 q_op.cmd_reg |= PAGE_ACC | LAST_PAGE;
1865
1866 nandc->buf_count = 0;
1867 nandc->buf_start = 0;
1868 host->use_ecc = false;
1869 qcom_clear_read_regs(nandc);
1870 qcom_clear_bam_transaction(nandc);
1871
1872 nandc->regs->cmd = q_op.cmd_reg;
1873 nandc->regs->addr0 = 0;
1874 nandc->regs->addr1 = 0;
1875
1876 host->cfg0 = FIELD_PREP(CW_PER_PAGE_MASK, 0) |
1877 FIELD_PREP(UD_SIZE_BYTES_MASK, 512) |
1878 FIELD_PREP(NUM_ADDR_CYCLES_MASK, 5) |
1879 FIELD_PREP(SPARE_SIZE_BYTES_MASK, 0);
1880
1881 host->cfg1 = FIELD_PREP(NAND_RECOVERY_CYCLES_MASK, 7) |
1882 FIELD_PREP(BAD_BLOCK_BYTE_NUM_MASK, 17) |
1883 FIELD_PREP(CS_ACTIVE_BSY, 0) |
1884 FIELD_PREP(BAD_BLOCK_IN_SPARE_AREA, 1) |
1885 FIELD_PREP(WR_RD_BSY_GAP_MASK, 2) |
1886 FIELD_PREP(WIDE_FLASH, 0) |
1887 FIELD_PREP(DEV0_CFG1_ECC_DISABLE, 1);
1888
1889 if (!nandc->props->qpic_version2)
> 1890 nandc->regs->ecc_buf_cfg = ECC_CFG_ECC_DISABLE;
1891
1892 /* configure CMD1 and VLD for ONFI param probing in QPIC v1 */
1893 if (!nandc->props->qpic_version2) {
1894 nandc->regs->vld = (nandc->vld & ~READ_START_VLD);
1895 nandc->regs->cmd1 = (nandc->cmd1 & ~(0xFF << READ_ADDR))
1896 | NAND_CMD_PARAM << READ_ADDR;
1897 }
1898
1899 nandc->regs->exec = 1;
1900
1901 if (!nandc->props->qpic_version2) {
1902 nandc->regs->orig_cmd1 = nandc->cmd1;
1903 nandc->regs->orig_vld = nandc->vld;
1904 }
1905
1906 instr = q_op.data_instr;
1907 op_id = q_op.data_instr_idx;
1908 len = nand_subop_get_data_len(subop, op_id);
1909
1910 nandc_set_read_loc(chip, 0, 0, 0, len, 1);
1911
1912 if (!nandc->props->qpic_version2) {
1913 qcom_write_reg_dma(nandc, &nandc->regs->vld, NAND_DEV_CMD_VLD, 1, 0);
1914 qcom_write_reg_dma(nandc, &nandc->regs->cmd1, NAND_DEV_CMD1, 1, NAND_BAM_NEXT_SGL);
1915 }
1916
1917 nandc->buf_count = len;
1918 memset(nandc->data_buffer, 0xff, nandc->buf_count);
1919
1920 config_nand_single_cw_page_read(chip, false, 0);
1921
1922 qcom_read_data_dma(nandc, FLASH_BUF_ACC, nandc->data_buffer, nandc->buf_count, 0);
1923
1924 /* restore CMD1 and VLD regs */
1925 if (!nandc->props->qpic_version2) {
1926 qcom_write_reg_dma(nandc, &nandc->regs->orig_cmd1, NAND_DEV_CMD1_RESTORE, 1, 0);
1927 qcom_write_reg_dma(nandc, &nandc->regs->orig_vld, NAND_DEV_CMD_VLD_RESTORE, 1,
1928 NAND_BAM_NEXT_SGL);
1929 }
1930
1931 ret = qcom_submit_descs(nandc);
1932 if (ret) {
1933 dev_err(nandc->dev, "failure in submitting param page descriptor\n");
1934 goto err_out;
1935 }
1936
1937 ret = qcom_wait_rdy_poll(chip, q_op.rdy_timeout_ms);
1938 if (ret)
1939 goto err_out;
1940
1941 memcpy(instr->ctx.data.buf.in, nandc->data_buffer, len);
1942
1943 err_out:
1944 return ret;
1945 }
1946
--
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