diff options
| author | Justin Chen <justin.chen@broadcom.com> | 2024-02-28 14:53:57 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2024-03-01 09:22:49 +0000 |
| commit | 1d472eb5b6701810e0b25ae5cea40a9908019780 (patch) | |
| tree | 40b849becca9a09b1113b19795df7d86c813eb6c /drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c | |
| parent | 5682a878e7f1f2c559bb09993181ed1a05315331 (diff) | |
net: bcmasp: Add support for ASP 2.2
ASP 2.2 improves power savings during low power modes.
A new register was added to toggle to a slower clock during low
power modes.
EEE was broken for ASP 2.0/2.1. A HW workaround was added for
ASP 2.2 that requires toggling a chicken bit.
Signed-off-by: Justin Chen <justin.chen@broadcom.com>
Acked-by: Florian Fainelli <florian.fainelli@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c b/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c index e429876c7291..36e6fae937ea 100644 --- a/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c @@ -1333,6 +1333,9 @@ static void bcmasp_suspend_to_wol(struct bcmasp_intf *intf) ASP_WAKEUP_INTR2_MASK_CLEAR); } + if (intf->eee.eee_enabled && intf->parent->eee_fixup) + intf->parent->eee_fixup(intf, true); + netif_dbg(intf, wol, ndev, "entered WOL mode\n"); } @@ -1381,6 +1384,9 @@ static void bcmasp_resume_from_wol(struct bcmasp_intf *intf) { u32 reg; + if (intf->eee.eee_enabled && intf->parent->eee_fixup) + intf->parent->eee_fixup(intf, false); + reg = umac_rl(intf, UMC_MPD_CTRL); reg &= ~UMC_MPD_CTRL_MPD_EN; umac_wl(intf, reg, UMC_MPD_CTRL); |