From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alain Volmat Subject: [PATCH] i2c: i2c-stm32f7: improve nack debug message Date: Thu, 19 Mar 2020 19:21:55 +0100 Message-ID: <1584642115-15378-1-git-send-email-alain.volmat@st.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from mx08-00178001.pphosted.com ([91.207.212.93]:43060 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726663AbgCSSWJ (ORCPT ); Thu, 19 Mar 2020 14:22:09 -0400 Sender: linux-i2c-owner@vger.kernel.org List-Id: linux-i2c@vger.kernel.org To: wsa@the-dreams.de, pierre-yves.mordret@st.com Cc: alain.volmat@st.com, alexandre.torgue@st.com, linux-i2c@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, fabrice.gasnier@st.com From: Fabrice Gasnier Add information on slave addr in the nack debug message. Signed-off-by: Fabrice Gasnier Signed-off-by: Alain Volmat --- drivers/i2c/busses/i2c-stm32f7.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c index 378956ac6d1d..78d40a4cc282 100644 --- a/drivers/i2c/busses/i2c-stm32f7.c +++ b/drivers/i2c/busses/i2c-stm32f7.c @@ -1431,7 +1431,8 @@ 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; } -- 2.7.4