On Fri, Oct 21, 2011 at 3:29 PM, Jean Delvare <jdelvare@xxxxxxx> wrote: > Hi Alex, > > On Friday 21 October 2011 08:05:48 pm Alex Deucher wrote: >> On Fri, Oct 21, 2011 at 10:16 AM, Jean Delvare <jdelvare@xxxxxxx> >> > Does anyone know at which speed hardware I2C engines are running >> > the DDC bus on various graphics cards? >> >> IIRC, we generally target the radeon hw i2c engines to run at 50 khz. > > Then it doesn't seem unreasonable to try and achieve the same for bit- > banged I2C. That's exactly what my patch is doing. Seems fine to me then. I don't know why we set it so low to begin with, but I'm certainly not an i2c expert. Alex > > -- > Jean Delvare > Suse L3 > _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
