Nouveau - Jan 2012 - [PATCH] nvfx: fix nv3x fallout from state validation changes

Apparently nv3x needs some curde hacks to work properly. This
is clearly not the right fix, but it's the behaviour of the old
code and fixes regressions seen by users.
---
 src/gallium/drivers/nvfx/nvfx_state_emit.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/src/gallium/drivers/nvfx/nvfx_state_emit.c
b/src/gallium/drivers/nvfx/nvfx_state_emit.c
index a959015..60ed2d0 100644
--- a/src/gallium/drivers/nvfx/nvfx_state_emit.c
+++ b/src/gallium/drivers/nvfx/nvfx_state_emit.c
@@ -244,6 +244,9 @@ nvfx_state_validate_common(struct nvfx_context *nvfx)
 	}
 
 	if(dirty & NVFX_NEW_SAMPLER) {
+		/* XXX: we take the big hammer here, I have no idea why this is needed
+		   to make this work properly */
+		nvfx->dirty &= ~NVFX_NEW_SAMPLER;
 		nvfx_fragtex_validate(nvfx);
 
 		// TODO: only set this if really necessary
@@ -303,7 +306,8 @@ nvfx_state_validate_common(struct nvfx_context *nvfx)
 	if(dirty & NVFX_NEW_SR)
 		nvfx_state_sr_validate(nvfx);
 
-	if(dirty & NVFX_NEW_VIEWPORT)
+	/* XXX: nv3x needs viewport revalidation after RAST or ZSA change */
+	if(dirty & (NVFX_NEW_VIEWPORT | NVFX_NEW_RAST | NVFX_NEW_ZSA))
 	{
 		nvfx_state_viewport_validate(nvfx);
 	}
-- 
1.7.7.6

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