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net: phy: add phyid search in vendor specific space

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There are devices accesible through mdio clause-45, such as
retimers, that do not have PMA or PCS blocks.
This patch adds MDIO_MMD_VEND1 on the list of device addresses
where phyid is searched. Previous order of devices was kept.

Signed-off-by: Florin Chiculita <florinlaurentiu.chiculita@nxp.com>
Reviewed-by: Madalin Bucur <madalin.bucur@oss.nxp.com>
This commit is contained in:
Florin Chiculita 2020-04-29 14:25:48 +03:00 committed by Tom Rini
parent a7a435e7d4
commit 9c6de508a6
1 changed files with 15 additions and 5 deletions
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20
drivers/net/phy/phy.c
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@ -786,17 +786,27 @@ static struct phy_device *get_phy_device_by_mask(struct mii_dev *bus,
uint phy_mask,
phy_interface_t interface)
{
int i;
struct phy_device *phydev;
int devad[] = {
/* Clause-22 */
MDIO_DEVAD_NONE,
/* Clause-45 */
MDIO_MMD_PMAPMD,
MDIO_MMD_WIS,
MDIO_MMD_PCS,
MDIO_MMD_PHYXS,
MDIO_MMD_VEND1,
};
int i, devad_cnt;
devad_cnt = sizeof(devad)/sizeof(int);
phydev = search_for_existing_phy(bus, phy_mask, interface);
if (phydev)
return phydev;
/* Try Standard (ie Clause 22) access */
/* Otherwise we have to try Clause 45 */
for (i = 0; i < 5; i++) {
/* try different access clauses */
for (i = 0; i < devad_cnt; i++) {
phydev = create_phy_by_mask(bus, phy_mask,
i ? i : MDIO_DEVAD_NONE, interface);
devad[i], interface);
if (IS_ERR(phydev))
return NULL;
if (phydev)