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(parent: 1376d30) | patch
drm/nv50: Keep track of the head a channel is vsync'ing to.
authorFrancisco Jerez <currojerez@riseup.net>
Sun, 24 Oct 2010 12:15:58 +0000 (14:15 +0200)
committerBen Skeggs <bskeggs@redhat.com>
Fri, 3 Dec 2010 05:11:16 +0000 (15:11 +1000)
commit95bd173e145095425248d2822d51a4656dcd131c
tree29758c192b7e9dfef4c4f4793bc8c459d5cdb85ftree | snapshot
parent1376d3088bf629fe10864ba90c2c859b7ff22ae5commit | diff
drm/nv50: Keep track of the head a channel is vsync'ing to.

In a multihead setup vblank interrupts may end up enabled in both
heads. In that case we want to ignore the vblank interrupts coming
from the wrong CRTC to avoid tearing and unbalanced calls to
drm_vblank_get/put (fdo bug 31074).

Reported-by: Felix Leimbach <felix.leimbach@gmx.net>
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
drivers/gpu/drm/nouveau/nouveau_drv.h diff | blob | history
drivers/gpu/drm/nouveau/nv50_display.c diff | blob | history
drivers/gpu/drm/nouveau/nv50_graph.c diff | blob | history
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