[PATCH net-next 3/6] net: phylink: make phylink_parse_mode() support non-DT platform

From: Ong Boon Leong
Date: Mon Mar 15 2021 - 01:39:30 EST


Certain platform does not support DT, so we make phylink_parse_mode() to
allow non-DT platform to use it to setup in-band AN advertising.

Signed-off-by: Ong Boon Leong <boon.leong.ong@xxxxxxxxx>
---
drivers/net/phy/phylink.c | 5 +++--
include/linux/phylink.h | 2 ++
2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index dc2800beacc3..96d8e88b4e46 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -271,8 +271,9 @@ static int phylink_parse_mode(struct phylink *pl, struct fwnode_handle *fwnode)
pl->cfg_link_an_mode = MLO_AN_FIXED;
fwnode_handle_put(dn);

- if (fwnode_property_read_string(fwnode, "managed", &managed) == 0 &&
- strcmp(managed, "in-band-status") == 0) {
+ if ((fwnode_property_read_string(fwnode, "managed", &managed) == 0 &&
+ strcmp(managed, "in-band-status") == 0) ||
+ pl->config->ovr_an_inband) {
if (pl->cfg_link_an_mode == MLO_AN_FIXED) {
phylink_err(pl,
"can't use both fixed-link and in-band-status\n");
diff --git a/include/linux/phylink.h b/include/linux/phylink.h
index d81a714cfbbd..fd2acfd9b597 100644
--- a/include/linux/phylink.h
+++ b/include/linux/phylink.h
@@ -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.
+ * @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.
*/
@@ -72,6 +73,7 @@ struct phylink_config {
enum phylink_op_type type;
bool pcs_poll;
bool poll_fixed_state;
+ bool ovr_an_inband;
void (*get_fixed_state)(struct phylink_config *config,
struct phylink_link_state *state);
};
--
2.25.1