[PATCH net-next 1/3] r8152: remove rtl_phy_reset function
From: Hayes Wang
Date: Thu Jul 07 2016 - 03:10:06 EST
In rtl_hw_phy_work_func_t(), the flag of PHY_RESET is set in
rtl_ops.hw_phy_cfg() and cleared in rtl8152_set_speed(). Therefore,
the rtl_phy_reset() is never run and is unnecessary.
Signed-off-by: Hayes Wang <hayeswang@xxxxxxxxxxx>
---
drivers/net/usb/r8152.c | 24 ------------------------
1 file changed, 24 deletions(-)
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index b225bc2..e005ee6 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -2450,27 +2450,6 @@ static void rtl8153_runtime_enable(struct r8152 *tp, bool enable)
}
}
-static void rtl_phy_reset(struct r8152 *tp)
-{
- u16 data;
- int i;
-
- data = r8152_mdio_read(tp, MII_BMCR);
-
- /* don't reset again before the previous one complete */
- if (data & BMCR_RESET)
- return;
-
- data |= BMCR_RESET;
- r8152_mdio_write(tp, MII_BMCR, data);
-
- for (i = 0; i < 50; i++) {
- msleep(20);
- if ((r8152_mdio_read(tp, MII_BMCR) & BMCR_RESET) == 0)
- break;
- }
-}
-
static void r8153_teredo_off(struct r8152 *tp)
{
u32 ocp_data;
@@ -3069,9 +3048,6 @@ static void rtl_work_func_t(struct work_struct *work)
netif_carrier_ok(tp->netdev))
napi_schedule(&tp->napi);
- if (test_and_clear_bit(PHY_RESET, &tp->flags))
- rtl_phy_reset(tp);
-
mutex_unlock(&tp->control);
out1:
--
2.7.4