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i965: Only set Last Render Target Select on the last FB write.

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Fixes GPU hangs in OilRush, Trine, and Amnesia: The Dark Descent,
which all use MRT (multiple render targets).

NOTE: This is a candidate for release branches.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=38720
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=40059
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=45216
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Kenneth Graunke 2012-02-18 21:29:29 -08:00
parent 32f833e5a5
commit 172bb92db1
1 changed files with 1 additions and 1 deletions
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2
src/mesa/drivers/dri/i965/brw_eu_emit.c
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@ -2270,7 +2270,7 @@ void brw_fb_WRITE(struct brw_compile *p,
msg_type, msg_type,
msg_length, msg_length,
header_present, header_present,
1, /* last render target write */ eot, /* last render target write */
response_length, response_length,
eot, eot,
0 /* send_commit_msg */); 0 /* send_commit_msg */);