[PATCH net-next v5 05/10] net: phy: aquantia: use phy_read_mmd_poll_timeout() to simplify the code

From: Dejin Zheng
Date: Sun Mar 22 2020 - 13:50:19 EST


use phy_read_mmd_poll_timeout() to replace the poll codes for
simplify aqr107_wait_reset_complete() function.

Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
Signed-off-by: Dejin Zheng <zhengdejin5@xxxxxxxxx>
---
v4 -> v5:
- no changed
v3 -> v4:
- no changed
v2 -> v3:
- adapt to it after modifying the parameter order of the
newly added function
v1 -> v2:
- remove the handle of phy_read_mmd's return error.

drivers/net/phy/aquantia_main.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/net/phy/aquantia_main.c b/drivers/net/phy/aquantia_main.c
index 31927b2c7d5a..db3e20938729 100644
--- a/drivers/net/phy/aquantia_main.c
+++ b/drivers/net/phy/aquantia_main.c
@@ -451,16 +451,11 @@ static int aqr107_set_tunable(struct phy_device *phydev,
*/
static int aqr107_wait_reset_complete(struct phy_device *phydev)
{
- int val, retries = 100;
-
- do {
- val = phy_read_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_FW_ID);
- if (val < 0)
- return val;
- msleep(20);
- } while (!val && --retries);
+ int val;

- return val ? 0 : -ETIMEDOUT;
+ return phy_read_mmd_poll_timeout(phydev, MDIO_MMD_VEND1,
+ VEND1_GLOBAL_FW_ID, val,
+ val != 0, 20000, 2000000);
}

static void aqr107_chip_info(struct phy_device *phydev)
--
2.25.0