Re: [Intel-gfx] [PATCH 2/4] drm/i915: don't disable ERR_INT on the IRQ handler

2013-09-20 Thread Daniel Vetter
On Thu, Sep 19, 2013 at 09:18:24PM +0100, Chris Wilson wrote: > On Thu, Sep 19, 2013 at 05:00:36PM -0300, Paulo Zanoni wrote: > > From: Paulo Zanoni > > > > We currently disable the ERR_INT interrupts while running the IRQ > > handler because we fear that if we do an unclaimed register access > >

[Intel-gfx] [PATCH 2/4] drm/i915: don't disable ERR_INT on the IRQ handler

2013-09-19 Thread Paulo Zanoni
From: Paulo Zanoni We currently disable the ERR_INT interrupts while running the IRQ handler because we fear that if we do an unclaimed register access from inside the IRQ handler we'll keep triggering the IRQ handler forever. The problem is that since we always disable the ERR_INT interrupts at

Re: [Intel-gfx] [PATCH 2/4] drm/i915: don't disable ERR_INT on the IRQ handler

2013-09-19 Thread Chris Wilson
On Thu, Sep 19, 2013 at 05:00:36PM -0300, Paulo Zanoni wrote: > From: Paulo Zanoni > > We currently disable the ERR_INT interrupts while running the IRQ > handler because we fear that if we do an unclaimed register access > from inside the IRQ handler we'll keep triggering the IRQ handler > forev