From: Vladislav Zolotarov <vladz@broadcom.com>
Date: Mon, 19 Apr 2010 01:13:33 +0000 (+0000)
Subject: bnx2x: Increase DMAE max write size for 57711
X-Git-Tag: v2.6.35-rc1~473^2~449
X-Git-Url: https://bbs.cooldavid.org/git/?p=net-next-2.6.git;a=commitdiff_plain;h=02e3c6cb3f09ac10a1f16d16cf31c8ecaafd2c67

bnx2x: Increase DMAE max write size for 57711

Increase DMAE max write size for 57711 to the maximum allowed value.

Signed-off-by: Vladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/bnx2x.h b/drivers/net/bnx2x.h
index 694c8cd59e0..150bd08ed5b 100644
--- a/drivers/net/bnx2x.h
+++ b/drivers/net/bnx2x.h
@@ -1168,7 +1168,7 @@ static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
 #define DMAE_CMD_E1HVN_SHIFT		DMAE_COMMAND_E1HVN_SHIFT
 
 #define DMAE_LEN32_RD_MAX		0x80
-#define DMAE_LEN32_WR_MAX		0x400
+#define DMAE_LEN32_WR_MAX(bp)		(CHIP_IS_E1(bp) ? 0x400 : 0x2000)
 
 #define DMAE_COMP_VAL			0xe0d0d0ae
 
diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index d0884862b96..3325592e5da 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -352,13 +352,14 @@ void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32)
 void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr,
 			       u32 addr, u32 len)
 {
+	int dmae_wr_max = DMAE_LEN32_WR_MAX(bp);
 	int offset = 0;
 
-	while (len > DMAE_LEN32_WR_MAX) {
+	while (len > dmae_wr_max) {
 		bnx2x_write_dmae(bp, phys_addr + offset,
-				 addr + offset, DMAE_LEN32_WR_MAX);
-		offset += DMAE_LEN32_WR_MAX * 4;
-		len -= DMAE_LEN32_WR_MAX;
+				 addr + offset, dmae_wr_max);
+		offset += dmae_wr_max * 4;
+		len -= dmae_wr_max;
 	}
 
 	bnx2x_write_dmae(bp, phys_addr + offset, addr + offset, len);