From patchwork Thu Jan 9 06:38:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michal Simek X-Patchwork-Id: 239281 List-Id: U-Boot discussion From: michal.simek at xilinx.com (Michal Simek) Date: Thu, 9 Jan 2020 07:38:05 +0100 Subject: [PATCH] net: zynq: Add a note about RX_BUF macro Message-ID: <276cfe6c4861015f160c3e1667059e363e5ab131.1578551883.git.michal.simek@xilinx.com> Record note about reducing number of BDs. Signed-off-by: Michal Simek --- drivers/net/zynq_gem.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c index 78f94148b411..c3fe8e3c563f 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.