tg3: Prepare for larger rx ring sizes

This patch adds two new variables to track the size of the standard and
jumbo rx producer ring sizes.  The code is then pivoted to these
variables from preprocessor constants.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 241e31487166..9763298c22c6 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2762,6 +2762,8 @@ struct tg3 {
         void                            (*write32_rx_mbox) (struct tg3 *, u32,
                                                             u32);
         u32                             rx_copy_thresh;
+        u32                             rx_std_ring_mask;
+        u32                             rx_jmb_ring_mask;
         u32                             rx_pending;
         u32                             rx_jumbo_pending;
         u32                             rx_std_max_post;