[PATCH v3 3/9] mtd: rawnand: denali: remove unneeded casts in denali_{read,write}_pio

Masahiro Yamada
2019-03-12T08:47:21Z

Since (u32 *) can accept an opaque pointer, the explicit casting
from (void *) to (u32 *) is redundant. Change the function argument type
to remove the casts.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---

Changes in v3: None
Changes in v2: None

drivers/mtd/nand/raw/denali.c | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/mtd/nand/raw/denali.c b/drivers/mtd/nand/raw/denali.c
index ebeedbd..d2040b7 100644
--- a/drivers/mtd/nand/raw/denali.c
+++ b/drivers/mtd/nand/raw/denali.c
@@ -478,11 +478,10 @@ static void denali_setup_dma32(struct denali_nand_info *denali,
denali->host_write(denali, mode | 0x14000, 0x2400);
}

-static int denali_pio_read(struct denali_nand_info *denali, void *buf,
+static int denali_pio_read(struct denali_nand_info *denali, u32 *buf,
size_t size, int page)
{
u32 addr = DENALI_MAP01 | DENALI_BANK(denali) | page;
- uint32_t *buf32 = (uint32_t *)buf;
uint32_t irq_status, ecc_err_mask;
int i;

@@ -494,7 +493,7 @@ static int denali_pio_read(struct denali_nand_info *denali, void *buf,
denali_reset_irq(denali);

for (i = 0; i < size / 4; i++)
- *buf32++ = denali->host_read(denali, addr);
+ buf[i] = denali->host_read(denali, addr);

irq_status = denali_wait_for_irq(denali, INTR__PAGE_XFER_INC);
if (!(irq_status & INTR__PAGE_XFER_INC))
@@ -506,18 +505,17 @@ static int denali_pio_read(struct denali_nand_info *denali, void *buf,
return irq_status & ecc_err_mask ? -EBADMSG : 0;
}

-static int denali_pio_write(struct denali_nand_info *denali,
- const void *buf, size_t size, int page)
+static int denali_pio_write(struct denali_nand_info *denali, const u32 *buf,
+ size_t size, int page)
{
u32 addr = DENALI_MAP01 | DENALI_BANK(denali) | page;
- const uint32_t *buf32 = (uint32_t *)buf;
uint32_t irq_status;
int i;

denali_reset_irq(denali);

for (i = 0; i < size / 4; i++)
- denali->host_write(denali, addr, *buf32++);
+ denali->host_write(denali, addr, buf[i]);

irq_status = denali_wait_for_irq(denali,
INTR__PROGRAM_COMP | INTR__PROGRAM_FAIL);
--
2.7.4