# \[PATCH\] radeonfb: Revert "Fix radeon DDC regression"

- From: Jean Delvare \<hidden\>
- Date: 2008-06-06 09:21:42 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2008/06/13458296
- Thread: https://ratatoskr.run/linux-fbdev/2008/06/13458296/t.md

```text
The bug was in fb_ddc and was fixed by commit
b64d70825abbf706bbe80be1b11b09514b71f45e (fb_ddc: fix DDC lines quirk)
so the workaround in radeonfb can be removed now.

Signed-off-by: Jean Delvare <redacted>
---
 drivers/video/aty/radeon_i2c.c |    4 ----
 1 file changed, 4 deletions(-)

--- linux-2.6.26-rc5.orig/drivers/video/aty/radeon_i2c.c	2008-06-06 08:43:51.000000000 +0200
+++ linux-2.6.26-rc5/drivers/video/aty/radeon_i2c.c	2008-06-06 09:28:50.000000000 +0200
@@ -139,12 +139,8 @@ void radeon_delete_i2c_busses(struct rad
 int radeon_probe_i2c_connector(struct radeonfb_info *rinfo, int conn,
 			       u8 **out_edid)
 {
-	u32 reg = rinfo->i2c[conn-1].ddc_reg;
 	u8 *edid;
 
-	OUTREG(reg, INREG(reg) &
-			~(VGA_DDC_DATA_OUTPUT | VGA_DDC_CLK_OUTPUT));
-
 	edid = fb_ddc_read(&rinfo->i2c[conn-1].adapter);
 
 	if (out_edid)


-- 
Jean Delvare

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```