Thread (138 messages) 138 messages, 8 authors, 2015-05-27

[PATCH 8/8] fbdev: ssd1307fb: Turn off display on driver unload.

STALE4148d

From: <hidden>
Date: 2015-02-06 22:35:50
Also in: lkml
Subsystem: framebuffer layer, the rest · Maintainers: Helge Deller, Linus Torvalds

From: Thomas Niederprüm <redacted>

Signed-off-by: Thomas Niederprüm <redacted>
---
 drivers/video/fbdev/ssd1307fb.c | 5 +++++
 1 file changed, 5 insertions(+)
diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307fb.c
index 02931c7..be91dfc 100644
--- a/drivers/video/fbdev/ssd1307fb.c
+++ b/drivers/video/fbdev/ssd1307fb.c
@@ -762,6 +762,11 @@ static int ssd1307fb_remove(struct i2c_client *client)
 {
 	struct fb_info *info = i2c_get_clientdata(client);
 	struct ssd1307fb_par *par = info->par;
+	int ret = 0;
+
+	ret = ssd1307fb_write_cmd(par->client, SSD1307FB_DISPLAY_OFF);
+	if (ret < 0)
+		return ret;
 
 	unregister_framebuffer(info);
 	if (par->device_info->device_id = DEVID_SSD1307) {
-- 
2.1.1
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