linux-kernel - [PATCH 1/2] video: ssd1307fb: Print PWM period using 64-bit format specifier

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Date:   Mon, 15 Jun 2020 16:16:05 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>
Cc:     Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>, Lee Jones <lee.jones@...aro.org>,
        Guru Das Srinagesh <gurus@...eaurora.org>,
        linux-pwm@...r.kernel.org, linux-fbdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] video: ssd1307fb: Print PWM period using 64-bit format specifier

The PWM core will soon change the duty cycle and period of PWMs to 64
bits to allow for a broader range of values. Use a 64-bit format
specifier to avoid a warning when that change is made.

Signed-off-by: Thierry Reding <thierry.reding@...il.com>
---
 drivers/video/fbdev/ssd1307fb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307fb.c
index 8e06ba912d60..09425ec317ba 100644
--- a/drivers/video/fbdev/ssd1307fb.c
+++ b/drivers/video/fbdev/ssd1307fb.c
@@ -312,7 +312,7 @@ static int ssd1307fb_init(struct ssd1307fb_par *par)
 		/* Enable the PWM */
 		pwm_enable(par->pwm);
 
-		dev_dbg(&par->client->dev, "Using PWM%d with a %dns period.\n",
+		dev_dbg(&par->client->dev, "Using PWM%d with a %lluns period.\n",
 			par->pwm->pwm, pwm_get_period(par->pwm));
 	}
 
-- 
2.24.1