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bnx2x: BCM8727 FW load

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The BCM8727 is a dual port PHY. The FW must be loaded in a given order on all
designs - including those which swapped the ports (calling port number zero the
second port)

Signed-off-by: Yaniv Rosner <yanivr@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eilon Greenstein 2009-08-12 08:23:01 +00:00 committed by David S. Miller
parent 97b41dad38
commit bc7f0a0530
1 changed files with 9 additions and 7 deletions
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16
drivers/net/bnx2x_link.c
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@ -6430,7 +6430,7 @@ static u8 bnx2x_8073_common_init_phy(struct bnx2x *bp, u32 shmem_base)
static u8 bnx2x_8727_common_init_phy(struct bnx2x *bp, u32 shmem_base)
{
u8 ext_phy_addr[PORT_MAX];
s8 port;
s8 port, first_port, i;
u32 swap_val, swap_override;
DP(NETIF_MSG_LINK, "Executing BCM8727 common init\n");
swap_val = REG_RD(bp, NIG_REG_PORT_SWAP);
@ -6439,8 +6439,13 @@ static u8 bnx2x_8727_common_init_phy(struct bnx2x *bp, u32 shmem_base)
bnx2x_hw_reset(bp, 1 ^ (swap_val && swap_override));
msleep(5);
if (swap_val && swap_override)
first_port = PORT_0;
else
first_port = PORT_1;
/* PART1 - Reset both phys */
for (port = PORT_MAX - 1; port >= PORT_0; port--) {
for (i = 0, port = first_port; i < PORT_MAX; i++, port = !port) {
/* Extract the ext phy address for the port */
u32 ext_phy_config = REG_RD(bp, shmem_base +
offsetof(struct shmem_region,
@ -6470,7 +6475,7 @@ static u8 bnx2x_8727_common_init_phy(struct bnx2x *bp, u32 shmem_base)
msleep(150);
/* PART2 - Download firmware to both phys */
for (port = PORT_MAX - 1; port >= PORT_0; port--) {
for (i = 0, port = first_port; i < PORT_MAX; i++, port = !port) {
u16 fw_ver1;
bnx2x_bcm8727_external_rom_boot(bp, port,
@ -6482,16 +6487,13 @@ static u8 bnx2x_8727_common_init_phy(struct bnx2x *bp, u32 shmem_base)
MDIO_PMA_REG_ROM_VER1, &fw_ver1);
if (fw_ver1 == 0 || fw_ver1 == 0x4321) {
DP(NETIF_MSG_LINK,
"bnx2x_8073_common_init_phy port %x:"
"bnx2x_8727_common_init_phy port %x:"
"Download failed. fw version = 0x%x\n",
port, fw_ver1);
return -EINVAL;
}
}
return 0;
}