Re: [Intel-gfx] [PATCH 4/4] drm/i915: don't read LVDS regs at compute_config time

2014-07-10 Thread Daniel Vetter
On Fri, Jul 04, 2014 at 01:38:36PM -0300, Paulo Zanoni wrote: > From: Paulo Zanoni > > We may reach this point while the machine is still runtime suspended, > so we'll hit a WARN. The other encoders also don't touch registers at > this point, so instead of waking the machine up, write some code t

Re: [Intel-gfx] [PATCH 4/4] drm/i915: don't read LVDS regs at compute_config time

2014-07-10 Thread Damien Lespiau
On Fri, Jul 04, 2014 at 01:38:36PM -0300, Paulo Zanoni wrote: > From: Paulo Zanoni > > We may reach this point while the machine is still runtime suspended, > so we'll hit a WARN. The other encoders also don't touch registers at > this point, so instead of waking the machine up, write some code t

[Intel-gfx] [PATCH 4/4] drm/i915: don't read LVDS regs at compute_config time

2014-07-04 Thread Paulo Zanoni
From: Paulo Zanoni We may reach this point while the machine is still runtime suspended, so we'll hit a WARN. The other encoders also don't touch registers at this point, so instead of waking the machine up, write some code to keep the register always at the same state, including after we runtime