openwrt/target/linux/generic/backport-6.6/780-04-v6.9-r8169-improve-checking-for-valid-LED-modes.patch
Álvaro Fernández Rojas ea2ff25d4c generic: 6.6: backport upstream r8169 patches
Backport a bunch of upstream r8169 patches:
- RTL8168/RTL8101 LEDs support.
- RTL8126A support.
- RTL8125/RTL8126 LEDs support.
- RTL8168M support.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2024-06-24 05:36:14 +02:00

82 lines
2.5 KiB
Diff

From 4c49b6824a607af4760fac4f5c0b9954ab902cef Mon Sep 17 00:00:00 2001
From: Heiner Kallweit <hkallweit1@gmail.com>
Date: Wed, 7 Feb 2024 08:16:40 +0100
Subject: [PATCH] r8169: improve checking for valid LED modes
After 3a2746320403 ("leds: trigger: netdev: Display only supported link
speed attribute") the check for valid link modes can be simplified.
In addition factor it out, so that it can be re-used by the upcoming
LED support for RTL8125.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/8876a9f4-7a2d-48c3-8eae-0d834f5c27c5@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
drivers/net/ethernet/realtek/r8169_leds.c | 38 ++++++++++++-----------
1 file changed, 20 insertions(+), 18 deletions(-)
--- a/drivers/net/ethernet/realtek/r8169_leds.c
+++ b/drivers/net/ethernet/realtek/r8169_leds.c
@@ -20,11 +20,6 @@
#define RTL8168_NUM_LEDS 3
-#define RTL8168_SUPPORTED_MODES \
- (BIT(TRIGGER_NETDEV_LINK_1000) | BIT(TRIGGER_NETDEV_LINK_100) | \
- BIT(TRIGGER_NETDEV_LINK_10) | BIT(TRIGGER_NETDEV_RX) | \
- BIT(TRIGGER_NETDEV_TX))
-
struct r8169_led_classdev {
struct led_classdev led;
struct net_device *ndev;
@@ -33,28 +28,35 @@ struct r8169_led_classdev {
#define lcdev_to_r8169_ldev(lcdev) container_of(lcdev, struct r8169_led_classdev, led)
+static bool r8169_trigger_mode_is_valid(unsigned long flags)
+{
+ bool rx, tx;
+
+ if (flags & BIT(TRIGGER_NETDEV_HALF_DUPLEX))
+ return false;
+ if (flags & BIT(TRIGGER_NETDEV_FULL_DUPLEX))
+ return false;
+
+ rx = flags & BIT(TRIGGER_NETDEV_RX);
+ tx = flags & BIT(TRIGGER_NETDEV_TX);
+
+ return rx == tx;
+}
+
static int rtl8168_led_hw_control_is_supported(struct led_classdev *led_cdev,
unsigned long flags)
{
struct r8169_led_classdev *ldev = lcdev_to_r8169_ldev(led_cdev);
struct rtl8169_private *tp = netdev_priv(ldev->ndev);
int shift = ldev->index * 4;
- bool rx, tx;
- if (flags & ~RTL8168_SUPPORTED_MODES)
- goto nosupp;
-
- rx = flags & BIT(TRIGGER_NETDEV_RX);
- tx = flags & BIT(TRIGGER_NETDEV_TX);
- if (rx != tx)
- goto nosupp;
+ if (!r8169_trigger_mode_is_valid(flags)) {
+ /* Switch LED off to indicate that mode isn't supported */
+ rtl8168_led_mod_ctrl(tp, 0x000f << shift, 0);
+ return -EOPNOTSUPP;
+ }
return 0;
-
-nosupp:
- /* Switch LED off to indicate that mode isn't supported */
- rtl8168_led_mod_ctrl(tp, 0x000f << shift, 0);
- return -EOPNOTSUPP;
}
static int rtl8168_led_hw_control_set(struct led_classdev *led_cdev,