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Commit 02e3c6cb authored by Vladislav Zolotarov's avatar Vladislav Zolotarov Committed by David S. Miller
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bnx2x: Increase DMAE max write size for 57711 



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

Signed-off-by: default avatarVladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: default avatarEilon Greenstein <eilong@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 34f24c7f

drivers/net/bnx2x.h

+1 −1
Original line number Original line Diff line number Diff line
@@ -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_CMD_E1HVN_SHIFT		DMAE_COMMAND_E1HVN_SHIFT





#define DMAE_LEN32_RD_MAX		0x80

#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

#define DMAE_COMP_VAL			0xe0d0d0ae

drivers/net/bnx2x_main.c

+5 −4
Original line number Original line Diff line number Diff line
@@ -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,

void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr,

			       u32 addr, u32 len)

			       u32 addr, u32 len)

{

{

	int dmae_wr_max = DMAE_LEN32_WR_MAX(bp);

	int offset = 0;

	int offset = 0;





	while (len > DMAE_LEN32_WR_MAX) {

	while (len > dmae_wr_max) {

		bnx2x_write_dmae(bp, phys_addr + offset,

		bnx2x_write_dmae(bp, phys_addr + offset,

				 addr + offset, DMAE_LEN32_WR_MAX);

				 addr + offset, dmae_wr_max);

		offset += DMAE_LEN32_WR_MAX * 4;

		offset += dmae_wr_max * 4;

		len -= DMAE_LEN32_WR_MAX;

		len -= dmae_wr_max;

	}

	}





	bnx2x_write_dmae(bp, phys_addr + offset, addr + offset, len);

	bnx2x_write_dmae(bp, phys_addr + offset, addr + offset, len);