From: Michal Simek <michal.simek@xilinx.com>
Date: Mon, 17 Aug 2015 07:45:53 +0000 (+0200)
Subject: net: zynq: Allocate BD_SPACE in connection to RX_BUF
X-Git-Tag: v2016.01-rc2~243^2~10
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=ff4758789e969d1d0a23a0feb8edcab4dffc1250;p=oweals%2Fu-boot.git

net: zynq: Allocate BD_SPACE in connection to RX_BUF

BD_SEPRN_SPACE should not have hard coded value and it will be
calculated based on the number of buffer descriptors that we
would like to use.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
---

diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c
index 41ac8295db..875738abb2 100644
--- a/drivers/net/zynq_gem.c
+++ b/drivers/net/zynq_gem.c
@@ -145,7 +145,7 @@ struct emac_bd {
  */
 #define BD_SPACE	0x100000
 /* BD separation space */
-#define BD_SEPRN_SPACE	64
+#define BD_SEPRN_SPACE	(RX_BUF * sizeof(struct emac_bd))
 
 /* Initialized, rxbd_current, rx_first_buf must be 0 after init */
 struct zynq_gem_priv {