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[PATCHv4,08/10] fbdev: ssd1307fb: Turn off display on driver unload.

Message ID 1426525918-12745-9-git-send-email-niederp@physik.uni-kl.de (mailing list archive)
State New, archived
Headers show

Commit Message

Thomas Niederprüm March 16, 2015, 5:11 p.m. UTC 
This patch turns off the display when the driver is unloaded.

Signed-off-by: Thomas Niederprüm <niederp@physik.uni-kl.de>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
 drivers/video/fbdev/ssd1307fb.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307fb.c
index 8a8d305..0d851f1 100644
--- a/drivers/video/fbdev/ssd1307fb.c
+++ b/drivers/video/fbdev/ssd1307fb.c
@@ -628,6 +628,8 @@  static int ssd1307fb_remove(struct i2c_client *client)
 	struct fb_info *info = i2c_get_clientdata(client);
 	struct ssd1307fb_par *par = info->par;
 
+	ssd1307fb_write_cmd(par->client, SSD1307FB_DISPLAY_OFF);
+
 	unregister_framebuffer(info);
 	if (par->device_info->device_id == DEVID_SSD1307) {
 		pwm_disable(par->pwm);