linux-kernel - [PATCH v2 3/8] PM / devfreq: exynos-bus: Print the real clock rate of bus

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Date:   Wed, 28 Dec 2016 20:56:47 +0900
From:   Chanwoo Choi <cw00.choi@...sung.com>
To:     myungjoo.ham@...sung.com, kyungmin.park@...sung.com
Cc:     chanwoo@...nel.org, rjw@...ysocki.net, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, Chanwoo Choi <cw00.choi@...sung.com>,
        Kukjin Kim <kgene@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Javier Martinez Canillas <javier@....samsung.com>,
        linux-samsung-soc@...r.kernel.org
Subject: [PATCH v2 3/8] PM / devfreq: exynos-bus: Print the real clock rate of
 bus

This patch shows the real clock rate after calling clk_set_rate()
to debug it.

Cc: Kukjin Kim <kgene@...nel.org>
Cc: Krzysztof Kozlowski <krzk@...nel.org>
Cc: Javier Martinez Canillas <javier@....samsung.com>
Cc: linux-samsung-soc@...r.kernel.org
Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
---
 drivers/devfreq/exynos-bus.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/devfreq/exynos-bus.c b/drivers/devfreq/exynos-bus.c
index 9af86f46fbec..e0d1f4ac1740 100644
--- a/drivers/devfreq/exynos-bus.c
+++ b/drivers/devfreq/exynos-bus.c
@@ -147,8 +147,8 @@ static int exynos_bus_target(struct device *dev, unsigned long *freq, u32 flags)
 	}
 	bus->curr_freq = new_freq;
 
-	dev_dbg(dev, "Set the frequency of bus (%lukHz -> %lukHz)\n",
-			old_freq/1000, new_freq/1000);
+	dev_dbg(dev, "Set the frequency of bus (%luHz -> %luHz, %luHz)\n",
+			old_freq, new_freq, clk_get_rate(bus->clk));
 out:
 	mutex_unlock(&bus->lock);
 
@@ -241,8 +241,8 @@ static int exynos_bus_passive_target(struct device *dev, unsigned long *freq,
 	*freq = new_freq;
 	bus->curr_freq = new_freq;
 
-	dev_dbg(dev, "Set the frequency of bus (%lukHz -> %lukHz)\n",
-			old_freq/1000, new_freq/1000);
+	dev_dbg(dev, "Set the frequency of bus (%luHz -> %luHz, %luHz)\n",
+			old_freq, new_freq, clk_get_rate(bus->clk));
 out:
 	mutex_unlock(&bus->lock);
 
-- 
1.9.1