From: "Yaniv Rosner" <yanivr@broadcom.com>
To: davem@davemloft.net
Cc: eilong@broadcom.com, netdev@vger.kernel.org
Subject: [PATCH net 01/10] bnx2x: Fix missing pause on for 578xx
Date: Wed, 3 Aug 2011 11:59:10 +0300 [thread overview]
Message-ID: <1312361950.21665.91.camel@lb-tlvb-dmitry.il.broadcom.com> (raw)
When link speed is 1G and below, pause weren't sent due to missing pause setting in the UMAC.
Signed-off-by: Yaniv Rosner <yanivr@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
---
drivers/net/bnx2x/bnx2x_link.c | 6 ++++++
drivers/net/bnx2x/bnx2x_reg.h | 2 ++
2 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/drivers/net/bnx2x/bnx2x_link.c b/drivers/net/bnx2x/bnx2x_link.c
index bcd8f00..aa9958e 100644
--- a/drivers/net/bnx2x/bnx2x_link.c
+++ b/drivers/net/bnx2x/bnx2x_link.c
@@ -1546,6 +1546,12 @@ static void bnx2x_umac_enable(struct link_params *params,
vars->line_speed);
break;
}
+ if (!(vars->flow_ctrl & BNX2X_FLOW_CTRL_TX))
+ val |= UMAC_COMMAND_CONFIG_REG_IGNORE_TX_PAUSE;
+
+ if (!(vars->flow_ctrl & BNX2X_FLOW_CTRL_RX))
+ val |= UMAC_COMMAND_CONFIG_REG_PAUSE_IGNORE;
+
REG_WR(bp, umac_base + UMAC_REG_COMMAND_CONFIG, val);
udelay(50);
diff --git a/drivers/net/bnx2x/bnx2x_reg.h b/drivers/net/bnx2x/bnx2x_reg.h
index 02461fe..d84642a 100644
--- a/drivers/net/bnx2x/bnx2x_reg.h
+++ b/drivers/net/bnx2x/bnx2x_reg.h
@@ -4771,9 +4771,11 @@
The fields are: [4:0] - tail pointer; 10:5] - Link List size; 15:11] -
header pointer. */
#define UCM_REG_XX_TABLE 0xe0300
+#define UMAC_COMMAND_CONFIG_REG_IGNORE_TX_PAUSE (0x1<<28)
#define UMAC_COMMAND_CONFIG_REG_LOOP_ENA (0x1<<15)
#define UMAC_COMMAND_CONFIG_REG_NO_LGTH_CHECK (0x1<<24)
#define UMAC_COMMAND_CONFIG_REG_PAD_EN (0x1<<5)
+#define UMAC_COMMAND_CONFIG_REG_PAUSE_IGNORE (0x1<<8)
#define UMAC_COMMAND_CONFIG_REG_PROMIS_EN (0x1<<4)
#define UMAC_COMMAND_CONFIG_REG_RX_ENA (0x1<<1)
#define UMAC_COMMAND_CONFIG_REG_SW_RESET (0x1<<13)
--
1.7.1
reply other threads:[~2011-08-03 8:59 UTC|newest]
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