Mesa (master): radv: program a default point size.

[Dave Airlie]

Module: Mesa
Branch: master
Commit: 2ab2be092d15ddb449b4a215609705bae68089a0
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=2ab2be092d15ddb449b4a215609705bae68089a0

Author: Dave Airlie <airlied at redhat.com>
Date:   Wed Jan 18 13:46:43 2017 +1000

radv: program a default point size.

Along the lines of what
3b804819 anv: Default PointSize to 1.0 if not written by the shader
does for anv, program a default point size in the hw of 1.0.

This preempt fixes a bunch of geom shader tests.

Reviewed-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
Cc: "17.0" <mesa-stable at lists.freedesktop.org>
Signed-off-by: Dave Airlie <airlied at redhat.com>

---

 src/amd/vulkan/radv_cmd_buffer.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c
index c6f238b..c62d275 100644
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -438,7 +438,8 @@ radv_emit_graphics_raster_state(struct radv_cmd_buffer *cmd_buffer,
 			       raster->spi_interp_control);
 
 	radeon_set_context_reg_seq(cmd_buffer->cs, R_028A00_PA_SU_POINT_SIZE, 2);
-	radeon_emit(cmd_buffer->cs, 0);
+	unsigned tmp = (unsigned)(1.0 * 8.0);
+	radeon_emit(cmd_buffer->cs, S_028A00_HEIGHT(tmp) | S_028A00_WIDTH(tmp));
 	radeon_emit(cmd_buffer->cs, S_028A04_MIN_SIZE(radv_pack_float_12p4(0)) |
 		    S_028A04_MAX_SIZE(radv_pack_float_12p4(8192/2))); /* R_028A04_PA_SU_POINT_MINMAX */