From 72e3664996721263858f3096e4a618a406550402 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Sun, 23 Jan 2005 22:09:30 +0000 Subject: reapply Keiths workaround for zbs emit that got dropped during state change patches.... --- src/mesa/drivers/dri/radeon/radeon_ioctl.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'src/mesa/drivers/dri/radeon') diff --git a/src/mesa/drivers/dri/radeon/radeon_ioctl.c b/src/mesa/drivers/dri/radeon/radeon_ioctl.c index 2378285a69..8fe0e8c845 100644 --- a/src/mesa/drivers/dri/radeon/radeon_ioctl.c +++ b/src/mesa/drivers/dri/radeon/radeon_ioctl.c @@ -179,8 +179,7 @@ void radeonEmitState( radeonContextPtr rmesa ) rmesa->save_on_next_emit = GL_FALSE; } - if (!rmesa->hw.is_dirty && !rmesa->hw.all_dirty) - return; + /* this code used to return here but now it emits zbs */ /* To avoid going across the entire set of states multiple times, just check * for enough space for the case of emitting all state, and inline the @@ -189,6 +188,12 @@ void radeonEmitState( radeonContextPtr rmesa ) radeonEnsureCmdBufSpace(rmesa, rmesa->hw.max_state_size); dest = rmesa->store.cmd_buf + rmesa->store.cmd_used; + /* We always always emit zbs, this is due to a bug found by keithw in + the hardware and rediscovered after Erics changes by me. + if you ever touch this code make sure you emit zbs otherwise + you get tcl lockups on at least M7/7500 class of chips - airlied */ + rmesa->hw.zbs.dirty=1; + if (RADEON_DEBUG & DEBUG_STATE) { foreach(atom, &rmesa->hw.atomlist) { if (atom->dirty || rmesa->hw.all_dirty) { -- cgit v1.2.3