Commit e970d1f8 authored by Stephen Hemminger's avatar Stephen Hemminger Committed by Jeff Garzik

sky2: turn of dynamic Tx watermark workaround (FE+ only)

Add workaround for issues FE+ (A0) transmit watermark.
This is copied verbatim from vendor driver sk98lin (10.22.4.3).
Don't have that chip version and no more information seems to be available.
Signed-off-by: default avatarStephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent 7782c8c4
...@@ -845,6 +845,13 @@ static void sky2_mac_init(struct sky2_hw *hw, unsigned port) ...@@ -845,6 +845,13 @@ static void sky2_mac_init(struct sky2_hw *hw, unsigned port)
sky2_set_tx_stfwd(hw, port); sky2_set_tx_stfwd(hw, port);
} }
if (hw->chip_id == CHIP_ID_YUKON_FE_P &&
hw->chip_rev == CHIP_REV_YU_FE2_A0) {
/* disable dynamic watermark */
reg = sky2_read16(hw, SK_REG(port, TX_GMF_EA));
reg &= ~TX_DYN_WM_ENA;
sky2_write16(hw, SK_REG(port, TX_GMF_EA), reg);
}
} }
/* Assign Ram Buffer allocation to queue */ /* Assign Ram Buffer allocation to queue */
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment