i2c: i2c-stm32f7: improve nack debug message

Add information on slave addr in the nack debug message.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: Alain Volmat <alain.volmat@st.com>
Reviewed-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c
index cf48f8d..8102e33 100644 (file)
--- 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;
        }