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authorVince Bridgers <vbridger@altera.com>2014-04-24 21:58:09 (GMT)
committerDavid S. Miller <davem@davemloft.net>2014-04-26 16:26:26 (GMT)
commit5aec4ee3724ad93ee63cafc6f6b5f9cd40adda52 (patch)
tree58cfdb00084388264b8a85cee8bb8b7715c0f2bd /drivers/net
parent37c0ffaad21401eacc6618a121cc2c501131026f (diff)
downloadlinux-5aec4ee3724ad93ee63cafc6f6b5f9cd40adda52.tar.xz
Altera TSE: Set the Pause Quanta value to the IEEE default value
This patch initializes the pause quanta set for transmitted pause frames to the IEEE specified default of 0xffff. Signed-off-by: Vince Bridgers <vbridgers2013@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/altera/altera_tse.h2
-rw-r--r--drivers/net/ethernet/altera/altera_tse_main.c2
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/altera/altera_tse.h b/drivers/net/ethernet/altera/altera_tse.h
index 6059a09..465c4aa 100644
--- a/drivers/net/ethernet/altera/altera_tse.h
+++ b/drivers/net/ethernet/altera/altera_tse.h
@@ -58,6 +58,8 @@
/* MAC function configuration default settings */
#define ALTERA_TSE_TX_IPG_LENGTH 12
+#define ALTERA_TSE_PAUSE_QUANTA 0xffff
+
#define GET_BIT_VALUE(v, bit) (((v) >> (bit)) & 0x1)
/* MAC Command_Config Register Bit Definitions
diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c
index dabba5e..6371283 100644
--- a/drivers/net/ethernet/altera/altera_tse_main.c
+++ b/drivers/net/ethernet/altera/altera_tse_main.c
@@ -891,6 +891,8 @@ static int init_mac(struct altera_tse_private *priv)
iowrite32(cmd, &mac->command_config);
+ iowrite32(ALTERA_TSE_PAUSE_QUANTA, &mac->pause_quanta);
+
if (netif_msg_hw(priv))
dev_dbg(priv->device,
"MAC post-initialization: CMD_CONFIG = 0x%08x\n", cmd);