Re: [Intel-gfx] [PATCH] drm/i915: make IVB FDI training match spec v2

2013-08-19 Thread Jesse Barnes
On Sun, 18 Aug 2013 21:09:59 +0200 Daniel Vetter wrote: > On Mon, Apr 08, 2013 at 05:50:07PM -0300, Paulo Zanoni wrote: > > Hi > > > > 2013/3/28 Jesse Barnes : > > > The existing code was trying different vswing and preemphasis settings > > > in the wrong place, and wasn't trying them enough. S

Re: [Intel-gfx] [PATCH] drm/i915: make IVB FDI training match spec v2

2013-08-18 Thread Daniel Vetter
On Mon, Apr 08, 2013 at 05:50:07PM -0300, Paulo Zanoni wrote: > Hi > > 2013/3/28 Jesse Barnes : > > The existing code was trying different vswing and preemphasis settings > > in the wrong place, and wasn't trying them enough. So add a loop to > > walk through them, properly disabling FDI TX and R

Re: [Intel-gfx] [PATCH] drm/i915: make IVB FDI training match spec v2

2013-04-08 Thread Paulo Zanoni
Hi 2013/3/28 Jesse Barnes : > The existing code was trying different vswing and preemphasis settings > in the wrong place, and wasn't trying them enough. So add a loop to > walk through them, properly disabling FDI TX and RX in between if a > failure is detected. > > v2: remove unneeded reg write

[Intel-gfx] [PATCH] drm/i915: make IVB FDI training match spec v2

2013-03-28 Thread Jesse Barnes
The existing code was trying different vswing and preemphasis settings in the wrong place, and wasn't trying them enough. So add a loop to walk through them, properly disabling FDI TX and RX in between if a failure is detected. v2: remove unneeded reg writes, add delays around bit lock checks (Je