AuxXxilium/linux_dsm_epyc7002
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bnx2x: Increase DMAE max write size for 57711

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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>
This commit is contained in:
Vladislav Zolotarov 2010-04-19 01:13:33 +00:00 committed by David S. Miller
parent 34f24c7fc0
commit 02e3c6cb3f
2 changed files with 6 additions and 5 deletions
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2
drivers/net/bnx2x.h
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@ -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

9
drivers/net/bnx2x_main.c
View File

@ -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);