common/mlx5: add color register idle bits definition

8 bits are used for meter color in meter register. When the meter
register can be shared, the rest 24 bits can be used by others.
This adds the definition for the 24 bits that can be shared.

Signed-off-by: Shun Hao <shunh@nvidia.com>
Acked-by: Matan Azrad <matan@nvidia.com>

diff --git a/drivers/common/mlx5/mlx5_prm.h b/drivers/common/mlx5/mlx5_prm.h
index 0ef0574..403ba80 100644 (file)
--- a/drivers/common/mlx5/mlx5_prm.h
+++ b/drivers/common/mlx5/mlx5_prm.h
@@ -3382,6 +3382,12 @@ enum {
 /* The bits meter color use. */
 #define MLX5_MTR_COLOR_BITS 8
 
+/* The bit size of one register. */
+#define MLX5_REG_BITS 32
+
+/* Idle bits for non-color usage in color register. */
+#define MLX5_MTR_IDLE_BITS_IN_COLOR_REG (MLX5_REG_BITS - MLX5_MTR_COLOR_BITS)
+
 /* Length mode of dynamic flex parser graph node. */
 enum mlx5_parse_graph_node_len_mode {
        MLX5_GRAPH_NODE_LEN_FIXED = 0x0,