From: Michal Simek <michal.simek@xilinx.com>
Date: Wed, 22 May 2019 12:12:20 +0000 (+0200)
Subject: net: zynq: Add a note about RX_BUF macro
X-Git-Tag: v2020.04-rc1~20^2~10
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=8af4c4dcbb30b5a79a9a6b507863e4dd380e6b72;p=oweals%2Fu-boot.git

net: zynq: Add a note about RX_BUF macro

Record note about reducing number of BDs.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c
index 78f94148b4..c3fe8e3c56 100644
--- a/drivers/net/zynq_gem.c
+++ b/drivers/net/zynq_gem.c
@@ -173,6 +173,7 @@ struct emac_bd {
 #endif
 };
 
+/* Reduce amount of BUFs if you have limited amount of memory */
 #define RX_BUF 32
 /* Page table entries are set to 1MB, or multiples of 1MB
  * (not < 1MB). driver uses less bd's so use 1MB bdspace.