diff --git a/drivers/i2c/busses/i2c-imx-lpi2c.c b/drivers/i2c/busses/i2c-imx-lpi2c.c index 06c4c767af322aa2704d5ae51a59e5c103579fc5..2d5b7adb42f5215b2e5522a3b569caee03f9ce12 100644 --- a/drivers/i2c/busses/i2c-imx-lpi2c.c +++ b/drivers/i2c/busses/i2c-imx-lpi2c.c @@ -513,15 +513,17 @@ static irqreturn_t lpi2c_imx_isr(int irq, void *dev_id) lpi2c_imx_intctrl(lpi2c_imx, 0); temp = readl(lpi2c_imx->base + LPI2C_MSR); + if (temp & MSR_NDF) { + complete(&lpi2c_imx->complete); + goto ret; + } + if (temp & MSR_RDF) lpi2c_imx_read_rxfifo(lpi2c_imx); - - if (temp & MSR_TDF) + else if (temp & MSR_TDF) lpi2c_imx_write_txfifo(lpi2c_imx); - if (temp & MSR_NDF) - complete(&lpi2c_imx->complete); - +ret: return IRQ_HANDLED; }