On 27/07/15 12:55, Sifan Naeem wrote:
> We can mark the transfer as complete without waiting for the stop
> bit. This is important when handling repeated start transfers as
> we have to start the next transfer without the stop bit being issued.
>
> Signed-off-by: Sifan Naeem <sifan.naeem@xxxxxxxxxx>
> ---
> drivers/i2c/busses/i2c-img-scb.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-img-scb.c b/drivers/i2c/busses/i2c-img-scb.c
> index 24b09fe..e27c3e0 100644
> --- a/drivers/i2c/busses/i2c-img-scb.c
> +++ b/drivers/i2c/busses/i2c-img-scb.c
> @@ -903,8 +903,11 @@ static unsigned int img_i2c_auto(struct img_i2c *i2c,
> if (i2c->msg.flags & I2C_M_RD) {
> if (int_status & INT_FIFO_FULL_FILLING) {
> img_i2c_read_fifo(i2c);
> - if (i2c->msg.len == 0)
> - return ISR_WAITSTOP;
> + if (i2c->msg.len == 0) {
> + if (i2c->last_msg)
> + return ISR_WAITSTOP;
> + return ISR_COMPLETE(0);
That already happens in img_i2c_isr().
Cheers
James
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