target/linux/ixp4xx/patches-5.10/100-net-ixp4xx_eth-Use-DEFINE_SPINLOCK_for_spinlock.patch

   1 From 1454c51d1ec1277a54505159c5de62be0c2a2597 Mon Sep 17 00:00:00 2001
   2 From: Zheng Yongjun <zhengyongjun3@huawei.com>
   3 Date: Tue, 29 Dec 2020 21:49:47 +0800
   4 Subject: net: ixp4xx_eth: Use DEFINE_SPINLOCK() for spinlock
   5
   6 spinlock can be initialized automatically with DEFINE_SPINLOCK()
   7 rather than explicitly calling spin_lock_init().
   8
   9 Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
  10 Signed-off-by: David S. Miller <davem@davemloft.net>
  11 ---
  12  drivers/net/ethernet/xscale/ixp4xx_eth.c | 3 +--
  13  1 file changed, 1 insertion(+), 2 deletions(-)
  14
  15 (limited to 'drivers/net/ethernet/xscale/ixp4xx_eth.c')
  16
  17 diff --git a/drivers/net/ethernet/xscale/ixp4xx_eth.c b/drivers/net/ethernet/xscale/ixp4xx_eth.c
  18 index 2e52029235104..0152f1e707834 100644
  19 --- a/drivers/net/ethernet/xscale/ixp4xx_eth.c
  20 +++ b/drivers/net/ethernet/xscale/ixp4xx_eth.c
  21 @@ -247,7 +247,7 @@ static inline void memcpy_swab32(u32 *dest, u32 *src, int cnt)
  22  }
  23  #endif
  24
  25 -static spinlock_t mdio_lock;
  26 +static DEFINE_SPINLOCK(mdio_lock);
  27  static struct eth_regs __iomem *mdio_regs; /* mdio command and status only */
  28  static struct mii_bus *mdio_bus;
  29  static int ports_open;
  30 @@ -528,7 +528,6 @@ static int ixp4xx_mdio_register(struct eth_regs __iomem *regs)
  31
  32         mdio_regs = regs;
  33         __raw_writel(DEFAULT_CORE_CNTRL, &mdio_regs->core_control);
  34 -       spin_lock_init(&mdio_lock);
  35         mdio_bus->name = "IXP4xx MII Bus";
  36         mdio_bus->read = &ixp4xx_mdio_read;
  37         mdio_bus->write = &ixp4xx_mdio_write;
  38 --
  39 cgit 1.2.3-1.el7
  40