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authorBen Skeggs <bskeggs@redhat.com>2013-02-20 14:34:18 +1000
committerBen Skeggs <bskeggs@redhat.com>2013-02-20 16:01:03 +1000
commit5a885f0b757ba4483d790c40813d8a66278bdda7 (patch)
tree9e70e8a7415b4535ad16d2e61e0a0781d1d8ee68 /drivers/gpu
parent0a0afd282fd715dd63d64b243299a64da14f8e8d (diff)
downloadlinux-5a885f0b757ba4483d790c40813d8a66278bdda7.tar.bz2
drm/nv50-/kms: remove unnecessary wait-for-completion points
DP link training is now handled as part of the supervisor processing, and can no longer race with it. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/nouveau/nv50_display.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 2c00a5f20e7f..5c56575729be 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -1739,14 +1739,6 @@ nv50_sor_disconnect(struct drm_encoder *encoder)
}
static void
-nv50_sor_prepare(struct drm_encoder *encoder)
-{
- nv50_sor_disconnect(encoder);
- if (nouveau_encoder(encoder)->dcb->type == DCB_OUTPUT_DP)
- evo_sync(encoder->dev);
-}
-
-static void
nv50_sor_commit(struct drm_encoder *encoder)
{
}
@@ -1883,7 +1875,7 @@ nv50_sor_destroy(struct drm_encoder *encoder)
static const struct drm_encoder_helper_funcs nv50_sor_hfunc = {
.dpms = nv50_sor_dpms,
.mode_fixup = nv50_sor_mode_fixup,
- .prepare = nv50_sor_prepare,
+ .prepare = nv50_sor_disconnect,
.commit = nv50_sor_commit,
.mode_set = nv50_sor_mode_set,
.disable = nv50_sor_disconnect,
@@ -1946,7 +1938,7 @@ nv50_display_init(struct drm_device *dev)
evo_mthd(push, 0x0088, 1);
evo_data(push, NvEvoSync);
evo_kick(push, nv50_mast(dev));
- return evo_sync(dev);
+ return 0;
}
return -EBUSY;