diff mbox series

[net-next] r8169: improve checking for valid LED modes

Message ID 8876a9f4-7a2d-48c3-8eae-0d834f5c27c5@gmail.com (mailing list archive)
State Accepted
Commit 4c49b6824a607af4760fac4f5c0b9954ab902cef
Delegated to: Netdev Maintainers
Headers show
Series [net-next] r8169: improve checking for valid LED modes | expand

Checks

Context Check Description
netdev/series_format success Single patches do not need cover letters
netdev/tree_selection success Clearly marked for net-next
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 1048 this patch: 1048
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers success CCed 6 of 6 maintainers
netdev/build_clang success Errors and warnings before: 1065 this patch: 1065
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 1065 this patch: 1065
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 59 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
netdev/contest success net-next-2024-02-09--00-00 (tests: 687)

Commit Message

Heiner Kallweit Feb. 7, 2024, 7:16 a.m. UTC
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>
---
 drivers/net/ethernet/realtek/r8169_leds.c | 38 ++++++++++++-----------
 1 file changed, 20 insertions(+), 18 deletions(-)

Comments

Simon Horman Feb. 8, 2024, 4:21 p.m. UTC | #1
On Wed, Feb 07, 2024 at 08:16:40AM +0100, Heiner Kallweit wrote:
> 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>
patchwork-bot+netdevbpf@kernel.org Feb. 9, 2024, 9 p.m. UTC | #2
Hello:

This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:

On Wed, 7 Feb 2024 08:16:40 +0100 you wrote:
> 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>
> 
> [...]

Here is the summary with links:
  - [net-next] r8169: improve checking for valid LED modes
    https://git.kernel.org/netdev/net-next/c/4c49b6824a60

You are awesome, thank you!
diff mbox series

Patch

diff --git a/drivers/net/ethernet/realtek/r8169_leds.c b/drivers/net/ethernet/realtek/r8169_leds.c
index f082bd7d6..78078eca3 100644
--- 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,