Add support for defining shared data size for PHY package defined in DT.
A PHY driver has to define the value .phy_package_priv_data_size to make
the generic OF PHY package function alloc priv data in the shared struct
for the PHY package.
Signed-off-by: Christian Marangi <ansuelsmth@xxxxxxxxx>
---
drivers/net/phy/phy_device.c | 7 ++++++-
include/linux/phy.h | 3 +++
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index 452fd69e8924..91d17129b774 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -3200,6 +3200,7 @@ static int of_phy_package(struct phy_device *phydev)
struct device_node *package_node;
const char *global_phy_name;
int i, global_phys_num, ret;
+ int shared_priv_data_size;
int *global_phy_addrs;
if (!node)
@@ -3252,8 +3253,12 @@ static int of_phy_package(struct phy_device *phydev)
global_phy_addrs[i] = addr;
}
+ shared_priv_data_size = 0;
+ if (phydev->drv->phy_package_priv_data_size)
+ shared_priv_data_size = phydev->drv->phy_package_priv_data_size;
+
ret = devm_phy_package_join(&phydev->mdio.dev, phydev, global_phy_addrs,
- global_phys_num, 0);
+ global_phys_num, shared_priv_data_size);
if (ret)
goto exit;
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 5e595a0a43b6..7c47c12cffa0 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -896,6 +896,8 @@ struct phy_led {
* for PHY package global init. If defined, list is compared
* with DT values to match correct PHY phandle order. List
* last element MUST BE an empty string.
+ * @phy_package_priv_data_size: Size of the priv data to alloc
+ * for shared struct of PHY package.
*
* All functions are optional. If config_aneg or read_status
* are not implemented, the phy core uses the genphy versions.
@@ -915,6 +917,7 @@ struct phy_driver {
const void *driver_data;
unsigned int phy_package_global_phy_num;
const char * const *phy_package_global_phy_names;
+ unsigned int phy_package_priv_data_size;
/**
* @soft_reset: Called to issue a PHY software reset
--
2.40.1
