diff options
author | Heiner Kallweit <hkallweit1@gmail.com> | 2020-05-30 23:57:10 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2020-05-30 21:36:55 -0700 |
commit | bac75d8565e800f7a4494d8c873e38dce33d6079 (patch) | |
tree | 1e4727f07cd957a19b83913d3b02d78b5b1c778c /drivers | |
parent | 9fdd50c579802adad09028eba86e5a7ef7c9b738 (diff) | |
download | linux-bac75d8565e800f7a4494d8c873e38dce33d6079.tar.bz2 |
r8169: move some calls to rtl8169_hw_reset
Move calls that are needed before and after calling rtl8169_hw_reset()
into this function. This requires to move the function in the code.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/ethernet/realtek/r8169_main.c | 75 |
1 files changed, 36 insertions, 39 deletions
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index 43652c450892..5f3c50fb0647 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -2530,36 +2530,6 @@ static void rtl_enable_rxdvgate(struct rtl8169_private *tp) rtl_wait_txrx_fifo_empty(tp); } -static void rtl8169_hw_reset(struct rtl8169_private *tp) -{ - /* Disable interrupts */ - rtl8169_irq_mask_and_ack(tp); - - rtl_rx_close(tp); - - switch (tp->mac_version) { - case RTL_GIGA_MAC_VER_27: - case RTL_GIGA_MAC_VER_28: - case RTL_GIGA_MAC_VER_31: - rtl_loop_wait_low(tp, &rtl_npq_cond, 20, 2000); - break; - case RTL_GIGA_MAC_VER_34 ... RTL_GIGA_MAC_VER_38: - RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) | StopReq); - rtl_loop_wait_high(tp, &rtl_txcfg_empty_cond, 100, 666); - break; - case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_61: - rtl_enable_rxdvgate(tp); - fsleep(2000); - break; - default: - RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) | StopReq); - udelay(100); - break; - } - - rtl_hw_reset(tp); -} - static void rtl_set_tx_config_registers(struct rtl8169_private *tp) { u32 val = TX_DMA_BURST << TxDMAShift | @@ -3958,6 +3928,42 @@ static void rtl8169_tx_clear(struct rtl8169_private *tp) netdev_reset_queue(tp->dev); } +static void rtl8169_hw_reset(struct rtl8169_private *tp) +{ + /* Give a racing hard_start_xmit a few cycles to complete. */ + synchronize_rcu(); + + /* Disable interrupts */ + rtl8169_irq_mask_and_ack(tp); + + rtl_rx_close(tp); + + switch (tp->mac_version) { + case RTL_GIGA_MAC_VER_27: + case RTL_GIGA_MAC_VER_28: + case RTL_GIGA_MAC_VER_31: + rtl_loop_wait_low(tp, &rtl_npq_cond, 20, 2000); + break; + case RTL_GIGA_MAC_VER_34 ... RTL_GIGA_MAC_VER_38: + RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) | StopReq); + rtl_loop_wait_high(tp, &rtl_txcfg_empty_cond, 100, 666); + break; + case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_61: + rtl_enable_rxdvgate(tp); + fsleep(2000); + break; + default: + RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) | StopReq); + fsleep(100); + break; + } + + rtl_hw_reset(tp); + + rtl8169_tx_clear(tp); + rtl8169_init_ring_indexes(tp); +} + static void rtl_reset_work(struct rtl8169_private *tp) { struct net_device *dev = tp->dev; @@ -3965,16 +3971,12 @@ static void rtl_reset_work(struct rtl8169_private *tp) napi_disable(&tp->napi); netif_stop_queue(dev); - synchronize_rcu(); rtl8169_hw_reset(tp); for (i = 0; i < NUM_RX_DESC; i++) rtl8169_mark_to_asic(tp->RxDescArray + i); - rtl8169_tx_clear(tp); - rtl8169_init_ring_indexes(tp); - napi_enable(&tp->napi); rtl_hw_start(tp); netif_wake_queue(dev); @@ -4636,11 +4638,6 @@ static void rtl8169_down(struct net_device *dev) rtl8169_hw_reset(tp); - /* Give a racing hard_start_xmit a few cycles to complete. */ - synchronize_rcu(); - - rtl8169_tx_clear(tp); - rtl8169_rx_clear(tp); rtl_pll_power_down(tp); |