radeonsi: use u_decomposed_prims_for_vertices instead of u_prims_for_vertices

It seems to be the same, but this doesn't use integer division with
a variable divisor.

Tested-by: Dieter Nützel <[email protected]>

1 files changed, 3 insertions, 1 deletions

diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c
index 6454491457b..d0b2e18b4ea 100644
--- a/src/gallium/drivers/radeonsi/si_state_draw.c
+++ b/src/gallium/drivers/radeonsi/si_state_draw.c
@@ -315,10 +315,12 @@ static unsigned si_num_prims_for_vertices(const struct pipe_draw_info *info)
 	switch (info->mode) {
 	case PIPE_PRIM_PATCHES:
 		return info->count / info->vertices_per_patch;
+	case PIPE_PRIM_POLYGON:
+		return info->count >= 3;
 	case SI_PRIM_RECTANGLE_LIST:
 		return info->count / 3;
 	default:
-		return u_prims_for_vertices(info->mode, info->count);
+		return u_decomposed_prims_for_vertices(info->mode, info->count);
 	}
 }