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Subject[PATCH v2 09/25] mtd: nand: qcom: remove memset for clearing read register buffer
Date
The memset in clear_read_regs is overhead. All the register data
will be filled by DMA during NAND operation so making these
register variables zero is not required.

Signed-off-by: Abhishek Sahu <absahu@codeaurora.org>
---
drivers/mtd/nand/qcom_nandc.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/drivers/mtd/nand/qcom_nandc.c b/drivers/mtd/nand/qcom_nandc.c
index 5b71478..7ecd0f8 100644
--- a/drivers/mtd/nand/qcom_nandc.c
+++ b/drivers/mtd/nand/qcom_nandc.c
@@ -826,8 +826,6 @@ static void free_descs(struct qcom_nand_controller *nandc)
static void clear_read_regs(struct qcom_nand_controller *nandc)
{
nandc->reg_read_pos = 0;
- memset(nandc->reg_read_buf, 0,
- MAX_REG_RD * sizeof(*nandc->reg_read_buf));
}

static void pre_command(struct qcom_nand_host *host, int command)
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
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