linux-kernel - [PATCH v1 1/1] i2c: designware: Switch over to i2c_freq_mode

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Message-Id: <20210330134633.29889-1-andriy.shevchenko@linux.intel.com>
Date:   Tue, 30 Mar 2021 16:46:33 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Wolfram Sang <wsa@...nel.org>,
        Serge Semin <Sergey.Semin@...kalelectronics.ru>,
        linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Jarkko Nikula <jarkko.nikula@...ux.intel.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Yicong Yang <yangyicong@...ilicon.com>
Subject: [PATCH v1 1/1] i2c: designware: Switch over to i2c_freq_mode_string()

Use generic i2c_freq_mode_string() helper to print chosen bus speed.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
Depends on the "Add support for HiSilicon I2C controller" series.
Message-Id - 1617109549-4013-1-git-send-email-yangyicong@...ilicon.com
Yicong, feel free to attach to your new version of it.

 drivers/i2c/busses/i2c-designware-master.c | 20 ++++----------------
 1 file changed, 4 insertions(+), 16 deletions(-)

diff --git a/drivers/i2c/busses/i2c-designware-master.c b/drivers/i2c/busses/i2c-designware-master.c
index dd27b9dbe931..b64c4c8d1421 100644
--- a/drivers/i2c/busses/i2c-designware-master.c
+++ b/drivers/i2c/busses/i2c-designware-master.c
@@ -35,10 +35,10 @@ static void i2c_dw_configure_fifo_master(struct dw_i2c_dev *dev)
 
 static int i2c_dw_set_timings_master(struct dw_i2c_dev *dev)
 {
-	const char *mode_str, *fp_str = "";
 	u32 comp_param1;
 	u32 sda_falling_time, scl_falling_time;
 	struct i2c_timings *t = &dev->timings;
+	const char *fp_str = "";
 	u32 ic_clk;
 	int ret;
 
@@ -153,22 +153,10 @@ static int i2c_dw_set_timings_master(struct dw_i2c_dev *dev)
 
 	ret = i2c_dw_set_sda_hold(dev);
 	if (ret)
-		goto out;
-
-	switch (dev->master_cfg & DW_IC_CON_SPEED_MASK) {
-	case DW_IC_CON_SPEED_STD:
-		mode_str = "Standard Mode";
-		break;
-	case DW_IC_CON_SPEED_HIGH:
-		mode_str = "High Speed Mode";
-		break;
-	default:
-		mode_str = "Fast Mode";
-	}
-	dev_dbg(dev->dev, "Bus speed: %s%s\n", mode_str, fp_str);
+		return ret;
 
-out:
-	return ret;
+	dev_dbg(dev->dev, "Bus speed: %s\n", i2c_freq_mode_string(t->bus_freq_hz));
+	return 0;
 }
 
 /**
-- 
2.30.2