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Date: Wed, 2 May 2018 21:39:52 +0200
From: Heiner Kallweit <hkallweit1@...il.com>
To: David Miller <davem@...emloft.net>,
Realtek linux nic maintainers <nic_swsd@...ltek.com>
Cc: "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: [PATCH net-next 06/10] r8169: replace longer if statements with
switch statements
Some longer if statements can be simplified by using switch
statements instead.
Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
---
drivers/net/ethernet/realtek/r8169.c | 54 +++++++++-------------------
1 file changed, 16 insertions(+), 38 deletions(-)
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index 9c92b018..41f9b5c2 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -5028,32 +5028,21 @@ static void rtl8169_hw_reset(struct rtl8169_private *tp)
rtl_rx_close(tp);
- if (tp->mac_version == RTL_GIGA_MAC_VER_27 ||
- tp->mac_version == RTL_GIGA_MAC_VER_28 ||
- tp->mac_version == RTL_GIGA_MAC_VER_31) {
+ switch (tp->mac_version) {
+ case RTL_GIGA_MAC_VER_27:
+ case RTL_GIGA_MAC_VER_28:
+ case RTL_GIGA_MAC_VER_31:
rtl_udelay_loop_wait_low(tp, &rtl_npq_cond, 20, 42*42);
- } else if (tp->mac_version == RTL_GIGA_MAC_VER_34 ||
- tp->mac_version == RTL_GIGA_MAC_VER_35 ||
- tp->mac_version == RTL_GIGA_MAC_VER_36 ||
- tp->mac_version == RTL_GIGA_MAC_VER_37 ||
- tp->mac_version == RTL_GIGA_MAC_VER_38 ||
- tp->mac_version == RTL_GIGA_MAC_VER_40 ||
- tp->mac_version == RTL_GIGA_MAC_VER_41 ||
- tp->mac_version == RTL_GIGA_MAC_VER_42 ||
- tp->mac_version == RTL_GIGA_MAC_VER_43 ||
- tp->mac_version == RTL_GIGA_MAC_VER_44 ||
- tp->mac_version == RTL_GIGA_MAC_VER_45 ||
- tp->mac_version == RTL_GIGA_MAC_VER_46 ||
- tp->mac_version == RTL_GIGA_MAC_VER_47 ||
- tp->mac_version == RTL_GIGA_MAC_VER_48 ||
- tp->mac_version == RTL_GIGA_MAC_VER_49 ||
- tp->mac_version == RTL_GIGA_MAC_VER_50 ||
- tp->mac_version == RTL_GIGA_MAC_VER_51) {
+ break;
+ case RTL_GIGA_MAC_VER_34 ... RTL_GIGA_MAC_VER_38:
+ case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_51:
RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) | StopReq);
rtl_udelay_loop_wait_high(tp, &rtl_txcfg_empty_cond, 100, 666);
- } else {
+ break;
+ default:
RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) | StopReq);
udelay(100);
+ break;
}
rtl_hw_reset(tp);
@@ -7854,29 +7843,18 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
u64_stats_init(&tp->tx_stats.syncp);
/* Get MAC address */
- if (tp->mac_version == RTL_GIGA_MAC_VER_35 ||
- tp->mac_version == RTL_GIGA_MAC_VER_36 ||
- tp->mac_version == RTL_GIGA_MAC_VER_37 ||
- tp->mac_version == RTL_GIGA_MAC_VER_38 ||
- tp->mac_version == RTL_GIGA_MAC_VER_40 ||
- tp->mac_version == RTL_GIGA_MAC_VER_41 ||
- tp->mac_version == RTL_GIGA_MAC_VER_42 ||
- tp->mac_version == RTL_GIGA_MAC_VER_43 ||
- tp->mac_version == RTL_GIGA_MAC_VER_44 ||
- tp->mac_version == RTL_GIGA_MAC_VER_45 ||
- tp->mac_version == RTL_GIGA_MAC_VER_46 ||
- tp->mac_version == RTL_GIGA_MAC_VER_47 ||
- tp->mac_version == RTL_GIGA_MAC_VER_48 ||
- tp->mac_version == RTL_GIGA_MAC_VER_49 ||
- tp->mac_version == RTL_GIGA_MAC_VER_50 ||
- tp->mac_version == RTL_GIGA_MAC_VER_51) {
+ switch (tp->mac_version) {
u16 mac_addr[3];
-
+ case RTL_GIGA_MAC_VER_35 ... RTL_GIGA_MAC_VER_38:
+ case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_51:
*(u32 *)&mac_addr[0] = rtl_eri_read(tp, 0xe0, ERIAR_EXGMAC);
*(u16 *)&mac_addr[2] = rtl_eri_read(tp, 0xe4, ERIAR_EXGMAC);
if (is_valid_ether_addr((u8 *)mac_addr))
rtl_rar_set(tp, (u8 *)mac_addr);
+ break;
+ default:
+ break;
}
for (i = 0; i < ETH_ALEN; i++)
dev->dev_addr[i] = RTL_R8(tp, MAC0 + i);
--
2.17.0
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