Currently the interrupts are disabled at the start of the isr and enabled at the end of the isr. Remove the same. In case the slave device NACKs the transaction while in the isr the transfer will continue and the NACK interrupt will arrive only after the isr is serviced. Signed-off-by: Shubhrajyoti Datta <shubhraj@xxxxxxxxxx> --- drivers/i2c/busses/i2c-xiic.c | 3 --- 1 files changed, 0 insertions(+), 3 deletions(-) diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c index 4dda23f..912780a 100644 --- a/drivers/i2c/busses/i2c-xiic.c +++ b/drivers/i2c/busses/i2c-xiic.c @@ -604,14 +604,11 @@ static irqreturn_t xiic_isr(int irq, void *dev_id) struct xiic_i2c *i2c = dev_id; spin_lock(&i2c->lock); - /* disable interrupts globally */ - xiic_setreg32(i2c, XIIC_DGIER_OFFSET, 0); dev_dbg(i2c->adap.dev.parent, "%s entry\n", __func__); xiic_process(i2c); - xiic_setreg32(i2c, XIIC_DGIER_OFFSET, XIIC_GINTR_ENABLE_MASK); spin_unlock(&i2c->lock); return IRQ_HANDLED; -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
