diff mbox series

[net-next,5/8] net: phy: aquantia: wait for FW reset before checking the vendor ID

Message ID 20240619184550.34524-6-brgl@bgdev.pl
State New
Headers show
Series [net-next,1/8] net: phy: add support for overclocked SGMII | expand

Commit Message

Bartosz Golaszewski June 19, 2024, 6:45 p.m. UTC 
From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

Checking the firmware register before it boots makes no sense, it will
report 0 even if FW is loaded. Always wait for FW to boot before
continuing.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
 drivers/net/phy/aquantia/aquantia.h          | 1 +
 drivers/net/phy/aquantia/aquantia_firmware.c | 4 ++++
 drivers/net/phy/aquantia/aquantia_main.c     | 6 +++---
 3 files changed, 8 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/phy/aquantia/aquantia.h b/drivers/net/phy/aquantia/aquantia.h
index b8502793962e..2465345081f8 100644
--- a/drivers/net/phy/aquantia/aquantia.h
+++ b/drivers/net/phy/aquantia/aquantia.h
@@ -201,5 +201,6 @@  int aqr_phy_led_hw_control_set(struct phy_device *phydev, u8 index,
 int aqr_phy_led_active_low_set(struct phy_device *phydev, int index, bool enable);
 int aqr_phy_led_polarity_set(struct phy_device *phydev, int index,
 			     unsigned long modes);
+int aqr_wait_reset_complete(struct phy_device *phydev);
 
 #endif /* AQUANTIA_H */
diff --git a/drivers/net/phy/aquantia/aquantia_firmware.c b/drivers/net/phy/aquantia/aquantia_firmware.c
index 0c9640ef153b..524627a36c6f 100644
--- a/drivers/net/phy/aquantia/aquantia_firmware.c
+++ b/drivers/net/phy/aquantia/aquantia_firmware.c
@@ -353,6 +353,10 @@  int aqr_firmware_load(struct phy_device *phydev)
 {
 	int ret;
 
+	ret = aqr_wait_reset_complete(phydev);
+	if (ret)
+		return ret;
+
 	/* Check if the firmware is not already loaded by pooling
 	 * the current version returned by the PHY. If 0 is returned,
 	 * no firmware is loaded.
diff --git a/drivers/net/phy/aquantia/aquantia_main.c b/drivers/net/phy/aquantia/aquantia_main.c
index 11da460698b0..eab779db225c 100644
--- a/drivers/net/phy/aquantia/aquantia_main.c
+++ b/drivers/net/phy/aquantia/aquantia_main.c
@@ -441,7 +441,7 @@  static int aqr107_set_tunable(struct phy_device *phydev,
  * The chip also provides a "reset completed" bit, but it's cleared after
  * read. Therefore function would time out if called again.
  */
-static int aqr107_wait_reset_complete(struct phy_device *phydev)
+int aqr_wait_reset_complete(struct phy_device *phydev)
 {
 	int val;
 
@@ -494,7 +494,7 @@  static int aqr107_config_init(struct phy_device *phydev)
 	WARN(phydev->interface == PHY_INTERFACE_MODE_XGMII,
 	     "Your devicetree is out of date, please update it. The AQR107 family doesn't support XGMII, maybe you mean USXGMII.\n");
 
-	ret = aqr107_wait_reset_complete(phydev);
+	ret = aqr_wait_reset_complete(phydev);
 	if (!ret)
 		aqr107_chip_info(phydev);
 
@@ -522,7 +522,7 @@  static int aqcs109_config_init(struct phy_device *phydev)
 	    phydev->interface != PHY_INTERFACE_MODE_2500BASEX)
 		return -ENODEV;
 
-	ret = aqr107_wait_reset_complete(phydev);
+	ret = aqr_wait_reset_complete(phydev);
 	if (!ret)
 		aqr107_chip_info(phydev);