Skip to content

net: bcmgenet: keep RBUF EEE/PM disabled #7388

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
pelwell merged 1 commit into from
May 21, 2026
+4 −5
Merged

net: bcmgenet: keep RBUF EEE/PM disabled #7388

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
9 changes: 4 additions & 5 deletions drivers/net/ethernet/broadcom/genet/bcmgenet.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1369,13 +1369,12 @@ void bcmgenet_eee_enable_set(struct net_device *dev, bool enable)
reg &= ~(TBUF_EEE_EN | TBUF_PM_EN);
bcmgenet_writel(reg, priv->base + off);

/* Do the same for thing for RBUF */
/* RBUF EEE/PM can break the RX path on GENET. Keep it disabled. */
reg = bcmgenet_rbuf_readl(priv, RBUF_ENERGY_CTRL);
if (enable)
reg |= RBUF_EEE_EN | RBUF_PM_EN;
else
if (reg & (RBUF_EEE_EN | RBUF_PM_EN)) {
reg &= ~(RBUF_EEE_EN | RBUF_PM_EN);
bcmgenet_rbuf_writel(priv, reg, RBUF_ENERGY_CTRL);
bcmgenet_rbuf_writel(priv, reg, RBUF_ENERGY_CTRL);
}

if (!enable && priv->clk_eee_enabled) {
clk_disable_unprepare(priv->clk_eee);
Expand Down
Loading