anierin/msm-5.15
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

net: phylink: add mac_managed_pm in phylink_config structure

Browse Source 
[ Upstream commit 96de900ae78e7dbedc937fd91bafe2934579c65a ]

The recent commit

'commit 744d23c71af3 ("net: phy: Warn about incorrect
mdio_bus_phy_resume() state")'

requires the MAC driver explicitly tell the phy driver who is
managing the PM, otherwise you will see warning during resume
stage.

Add a boolean property in the phylink_config structure so that
the MAC driver can use it to tell the PHY driver if it wants to
manage the PM.

Fixes: 744d23c71af3 ("net: phy: Warn about incorrect mdio_bus_phy_resume() state")
Signed-off-by: Shenwei Wang <shenwei.wang@nxp.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Shenwei Wang
2022-10-14 09:47:28 -05:00
committed by Greg Kroah-Hartman
parent 412db9b06d
commit b9122e0e0e
2 changed files with 5 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/phy/phylink.c
View File

@@ -1050,6 +1050,9 @@ static int phylink_bringup_phy(struct phylink *pl, struct phy_device *phy,
if (phy_interrupt_is_valid(phy))
phy_request_interrupt(phy);
if (pl->config->mac_managed_pm)
phy->mac_managed_pm = true;
return 0;
}

2
include/linux/phylink.h
View File

@@ -64,6 +64,7 @@ enum phylink_op_type {
* @pcs_poll: MAC PCS cannot provide link change interrupt
* @poll_fixed_state: if true, starts link_poll,
* if MAC link is at %MLO_AN_FIXED mode.
* @mac_managed_pm: if true, indicate the MAC driver is responsible for PHY PM.
* @ovr_an_inband: if true, override PCS to MLO_AN_INBAND
* @get_fixed_state: callback to execute to determine the fixed link state,
* if MAC link is at %MLO_AN_FIXED mode.
@@ -73,6 +74,7 @@ struct phylink_config {
enum phylink_op_type type;
bool pcs_poll;
bool poll_fixed_state;
bool mac_managed_pm;
bool ovr_an_inband;
void (*get_fixed_state)(struct phylink_config *config,
struct phylink_link_state *state);