xiaomi-sm8450/android_kernel_xiaomi_sm8450
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sky2: support Yukon EC_U rev B1 and later

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Need to change logic to support later versions of Yukon 2 EC_U chip.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
stephen hemminger
2010-03-29 07:36:18 +00:00
committed by David S. Miller
parent 9b27105b4a
commit c1cd0a859a
2 changed files with 13 additions and 6 deletions
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7
drivers/net/sky2.c
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@@ -877,6 +877,10 @@ static void sky2_mac_init(struct sky2_hw *hw, unsigned port)
if (hw->dev[port]->mtu > ETH_DATA_LEN)
reg |= GM_SMOD_JUMBO_ENA;
if (hw->chip_id == CHIP_ID_YUKON_EC_U &&
hw->chip_rev == CHIP_REV_YU_EC_U_B1)
reg |= GM_NEW_FLOW_CTRL;
gma_write16(hw, port, GM_SERIAL_MODE, reg);
/* virtual address for data */
@@ -1413,8 +1417,7 @@ static void sky2_rx_start(struct sky2_port *sky2)
/* These chips have no ram buffer?
* MAC Rx RAM Read is controlled by hardware */
if (hw->chip_id == CHIP_ID_YUKON_EC_U &&
(hw->chip_rev == CHIP_REV_YU_EC_U_A1 ||
hw->chip_rev == CHIP_REV_YU_EC_U_B0))
hw->chip_rev > CHIP_REV_YU_EC_U_A0)
sky2_write32(hw, Q_ADDR(rxq, Q_TEST), F_M_RX_RAM_DIS);
sky2_prefetch_init(hw, rxq, sky2->rx_le_map, RX_LE_SIZE - 1);