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net: gem: Reduce timeout of mdio phy idle status check

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Timeout for checking mdio phy idle status is 20seconds. In case of errors
this timeout will be too much. Reduce it to 100ms.

Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
Link: https://lore.kernel.org/r/1b73aa57b77587391e1bcd6d9f0480163367ed1b.1637237121.git.michal.simek@xilinx.com
This commit is contained in:
Ashok Reddy Soma 2021-11-18 13:05:24 +01:00 committed by Michal Simek
parent 10c50b1fac
commit 2a9caba1ce
1 changed files with 4 additions and 2 deletions
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6
drivers/net/zynq_gem.c
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@ -112,6 +112,8 @@
#define ZYNQ_GEM_DCFG_DBG6_DMA_64B BIT(23)
#define MDIO_IDLE_TIMEOUT_MS 100
/* Use MII register 1 (MII status register) to detect PHY */
#define PHY_DETECT_REG 1
@ -228,7 +230,7 @@ static int phy_setup_op(struct zynq_gem_priv *priv, u32 phy_addr, u32 regnum,
int err;
err = wait_for_bit_le32(&regs->nwsr, ZYNQ_GEM_NWSR_MDIOIDLE_MASK,
true, 20000, false);
true, MDIO_IDLE_TIMEOUT_MS, false);
if (err)
return err;
@ -241,7 +243,7 @@ static int phy_setup_op(struct zynq_gem_priv *priv, u32 phy_addr, u32 regnum,
writel(mgtcr, &regs->phymntnc);
err = wait_for_bit_le32(&regs->nwsr, ZYNQ_GEM_NWSR_MDIOIDLE_MASK,
true, 20000, false);
true, MDIO_IDLE_TIMEOUT_MS, false);
if (err)
return err;