From: Petr Vandrovec Date: Tue, 8 May 2007 07:38:02 +0000 (-0700) Subject: nvidiafb: Fix reversed DDC port X-Git-Tag: v2.6.22-rc1~444 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2707cd016b12d5e64c4feefcb5740b65f0c46845;p=linux-2.6 nvidiafb: Fix reversed DDC port After I added some debugging printks I've found that code became a bit confused because it believed that primary monitor is 1920x540, but later it found in CRTC0's registers that panel size is 1920x1200 (Windows also agree that 1920x1200 is primary monitor, and 1920x1080i secondary one). When I applied attached patch then my monitor became as happy as it was before I connected HDMI cable to secondary output. Signed-off-by: Petr Vandrovec Signed-off-by: Antonino Daplas Cc: Dave Airlie Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/drivers/video/nvidia/nv_i2c.c b/drivers/video/nvidia/nv_i2c.c index b91d404543..bcde013d0b 100644 --- a/drivers/video/nvidia/nv_i2c.c +++ b/drivers/video/nvidia/nv_i2c.c @@ -131,10 +131,10 @@ void nvidia_create_i2c_busses(struct nvidia_par *par) par->chan[1].par = par; par->chan[2].par = par; - par->chan[0].ddc_base = 0x3e; + par->chan[0].ddc_base = 0x36; nvidia_setup_i2c_bus(&par->chan[0], "nvidia #0"); - par->chan[1].ddc_base = 0x36; + par->chan[1].ddc_base = 0x3e; nvidia_setup_i2c_bus(&par->chan[1], "nvidia #1"); par->chan[2].ddc_base = 0x50;