On Fri, Dec 12, 2014 at 09:48:26AM +0530, Harini Katakam wrote:
> The I2C controller sends a NACK to the slave when transfer size register
> reaches zero, irrespective of the hold bit. So, in order to handle transfers
> greater than 252 bytes, the transfer size register has to be maintained at a
> value >= 1. This patch implements the same.
> The interrupt status is cleared at the beginning of the isr instead of
> the end, to avoid missing any interrupts.
>
> Signed-off-by: Harini Katakam <harinik@xxxxxxxxxx>
Applied to for-next, thanks!
> @@ -333,10 +359,11 @@ static void cdns_i2c_mrecv(struct cdns_i2c *id)
> * receive if it is less than transfer size and transfer size if
> * it is more. Enable the interrupts.
> */
> - if (id->recv_count > CDNS_I2C_TRANSFER_SIZE)
> + if (id->recv_count > CDNS_I2C_TRANSFER_SIZE) {
> cdns_i2c_writereg(CDNS_I2C_TRANSFER_SIZE,
> CDNS_I2C_XFER_SIZE_OFFSET);
> - else
> + id->curr_recv_count = CDNS_I2C_TRANSFER_SIZE;
> + } else
> cdns_i2c_writereg(id->recv_count, CDNS_I2C_XFER_SIZE_OFFSET);
else branch must have braces, too! I fixed that.
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