Re: [PATCH 03/12] i2c: qup: remove redundant variables for BAM SG count

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Hi Abhishek,

On 2/3/2018 1:28 PM, Abhishek Sahu wrote:
> The rx_nents and tx_nents are redundant. rx_buf and tx_buf can
> be used for total number of SG entries.
> 
> Signed-off-by: Abhishek Sahu <absahu@xxxxxxxxxxxxxx>
> ---
>  drivers/i2c/busses/i2c-qup.c | 26 ++++++++++----------------
>  1 file changed, 10 insertions(+), 16 deletions(-)
> 
> diff --git a/drivers/i2c/busses/i2c-qup.c b/drivers/i2c/busses/i2c-qup.c
> index c68f433..bb83a2967 100644
> --- a/drivers/i2c/busses/i2c-qup.c
> +++ b/drivers/i2c/busses/i2c-qup.c
> @@ -692,7 +692,7 @@ static int qup_i2c_bam_do_xfer(struct qup_i2c_dev *qup, struct i2c_msg *msg,
>  	struct dma_async_tx_descriptor *txd, *rxd = NULL;
>  	int ret = 0, idx = 0, limit = QUP_READ_LIMIT;
>  	dma_cookie_t cookie_rx, cookie_tx;
> -	u32 rx_nents = 0, tx_nents = 0, len, blocks, rem;
> +	u32 len, blocks, rem;
>  	u32 i, tlen, tx_len, tx_buf = 0, rx_buf = 0, off = 0;
>  	u8 *tags;
>  

 This is correct. Just a nit, may be rx/tx_buf can be changed to
 rx/tx_count to make it more clear.

Regards,
 Sricharan

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