i2c: i2c-stm32f7: improve nack debug message

Fabrice Gasnier · Wolfram Sang · commit 79d48da381ca · 2020-04-15T12:58:19.000+02:00
Add information on slave addr in the nack debug message.

Signed-off-by: Fabrice Gasnier &lt;fabrice.gasnier@st.com&gt;
Signed-off-by: Alain Volmat &lt;alain.volmat@st.com&gt;
Reviewed-by: Pierre-Yves MORDRET &lt;pierre-yves.mordret@st.com&gt;
Signed-off-by: Wolfram Sang &lt;wsa@the-dreams.de&gt;
diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c
@@ -1462,7 +1462,8 @@ static irqreturn_t stm32f7_i2c_isr_event(int irq, void *data)
 
 	/* NACK received */
 	if (status & STM32F7_I2C_ISR_NACKF) {
-		dev_dbg(i2c_dev->dev, "<%s>: Receive NACK\n", __func__);
+		dev_dbg(i2c_dev->dev, "<%s>: Receive NACK (addr %x)\n",
+			__func__, f7_msg->addr);
 		writel_relaxed(STM32F7_I2C_ICR_NACKCF, base + STM32F7_I2C_ICR);
 		f7_msg->result = -ENXIO;
 	}

Original file line number	Diff line number	Diff line change
`@@ -1462,7 +1462,8 @@ static irqreturn_t stm32f7_i2c_isr_event(int irq, void *data)`
`1462`	`1462`
`1463`	`1463`	`/* NACK received */`
`1464`	`1464`	`if (status & STM32F7_I2C_ISR_NACKF) {`
`1465`		`- dev_dbg(i2c_dev->dev, "<%s>: Receive NACK\n", __func__);`
	`1465`	`+ dev_dbg(i2c_dev->dev, "<%s>: Receive NACK (addr %x)\n",`
	`1466`	`+ __func__, f7_msg->addr);`
`1466`	`1467`	`writel_relaxed(STM32F7_I2C_ICR_NACKCF, base + STM32F7_I2C_ICR);`
`1467`	`1468`	`f7_msg->result = -ENXIO;`
`1468`	`1469`	`}`