i965: fix response length param in brw_dp_READ_4()

We were accidentally clobbering the next register.

diff --git a/src/mesa/drivers/dri/i965/brw_eu_emit.c b/src/mesa/drivers/dri/i965/brw_eu_emit.c
index b149f0f..c58c455 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_eu_emit.c
+++ b/src/mesa/drivers/dri/i965/brw_eu_emit.c
@@ -994,7 +994,7 @@ void brw_dp_READ_4( struct brw_compile *p,
                              BRW_DATAPORT_READ_MESSAGE_OWORD_BLOCK_READ, /* msg_type */
                              0, /* source cache = data cache */
                              1, /* msg_length */
-                             2, /* response_length */
+                             1, /* response_length (1 Oword) */
                              0); /* eot */
    }
 }