Mesa (master): r600g: update num_dw in scissor_enable workaround

[Dave Airlie]

Module: Mesa
Branch: master
Commit: 8ae8feca844c953510e94f116be2fc37fb14ffe0
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=8ae8feca844c953510e94f116be2fc37fb14ffe0

Author: Grazvydas Ignotas <notasas at gmail.com>
Date:   Wed Sep 23 01:50:31 2015 +0300

r600g: update num_dw in scissor_enable workaround

"r600g: apply disable workaround on all scissors" forgot to update
num_dw, fix it.

Fixes: fbb423b433 "r600g: apply disable workaround on all scissors"
Reported-and-tested-by: Markus Trippelsdorf <markus at trippelsdorf.de>
Signed-off-by: Grazvydas Ignotas <notasas at gmail.com>
Signed-off-by: Dave Airlie <airlied at redhat.com>

---

 src/gallium/drivers/r600/r600_state_common.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c
index 21c89dc..efce852 100644
--- a/src/gallium/drivers/r600/r600_state_common.c
+++ b/src/gallium/drivers/r600/r600_state_common.c
@@ -367,6 +367,7 @@ static void r600_bind_rs_state(struct pipe_context *ctx, void *state)
 	    rs->scissor_enable != rctx->scissor.enable) {
 		rctx->scissor.enable = rs->scissor_enable;
 		rctx->scissor.dirty_mask = (1 << R600_MAX_VIEWPORTS) - 1;
+		rctx->scissor.atom.num_dw = R600_MAX_VIEWPORTS * 4;
 		r600_mark_atom_dirty(rctx, &rctx->scissor.atom);
 	}