diff mbox series

[RFC,net-next,10/23] net: phylink: add phylink_link_is_up() helper

Message ID E1tFv3u-005yiF-76@rmk-PC.armlinux.org.uk (mailing list archive)
State RFC
Delegated to: Netdev Maintainers
Headers show
Series net: phylink managed EEE support | expand

Checks

Context Check Description
netdev/series_format fail Series longer than 15 patches
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: 3 this patch: 3
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers success CCed 7 of 7 maintainers
netdev/build_clang success Errors and warnings before: 3 this patch: 3
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: 4 this patch: 4
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 26 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 19 this patch: 19
netdev/source_inline success Was 0 now: 0

Commit Message

Russell King (Oracle) Nov. 26, 2024, 12:53 p.m. UTC 
Add a helper to determine whether the link is up or down. Currently
this is only used in one location, but becomes necessary to test
when reconfiguring EEE.

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
---
 drivers/net/phy/phylink.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 30a654e98352..1d68809403de 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -1442,20 +1442,21 @@  static void phylink_link_down(struct phylink *pl)
 	phylink_info(pl, "Link is Down\n");
 }
 
+static bool phylink_link_is_up(struct phylink *pl)
+{
+	return pl->netdev ? netif_carrier_ok(pl->netdev) : pl->old_link_state;
+}
+
 static void phylink_resolve(struct work_struct *w)
 {
 	struct phylink *pl = container_of(w, struct phylink, resolve);
 	struct phylink_link_state link_state;
-	struct net_device *ndev = pl->netdev;
 	bool mac_config = false;
 	bool retrigger = false;
 	bool cur_link_state;
 
 	mutex_lock(&pl->state_mutex);
-	if (pl->netdev)
-		cur_link_state = netif_carrier_ok(ndev);
-	else
-		cur_link_state = pl->old_link_state;
+	cur_link_state = phylink_link_is_up(pl);
 
 	if (pl->phylink_disable_state) {
 		pl->link_failed = false;