nouveau: Acknowledge HPD irq in handler, not bottom half
authorAndy Lutomirski <luto@mit.edu>
Tue, 16 Nov 2010 23:40:52 +0000 (18:40 -0500)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 7 Jan 2011 21:58:30 +0000 (13:58 -0800)
commit19e88f19823998401819784fb063f18369005a7e
tree2471e7033c7208b560fc03d3a6d65004f9df7800
parent3ec215fbff5b6b9292874776d6c09d954d2e3eb9
nouveau: Acknowledge HPD irq in handler, not bottom half

commit ab838338a2a9e0cb8346eb0cab9977be13e8dce5 upstream.

The old code generated an interrupt storm bad enough to completely
take down my system.

Signed-off-by: Andy Lutomirski <luto@mit.edu>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/gpu/drm/nouveau/nouveau_drv.h
drivers/gpu/drm/nouveau/nouveau_irq.c
drivers/gpu/drm/nouveau/nv50_display.c