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-rw-r--r--include/linux/phy.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 6804144..ed39956 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -545,6 +545,24 @@ struct phy_driver {
*/
void (*link_change_notify)(struct phy_device *dev);
+ /* A function provided by a phy specific driver to override the
+ * the PHY driver framework support for reading a MMD register
+ * from the PHY. If not supported, return -1. This function is
+ * optional for PHY specific drivers, if not provided then the
+ * default MMD read function is used by the PHY framework.
+ */
+ int (*read_mmd_indirect)(struct phy_device *dev, int ptrad,
+ int devnum, int regnum);
+
+ /* A function provided by a phy specific driver to override the
+ * the PHY driver framework support for writing a MMD register
+ * from the PHY. This function is optional for PHY specific drivers,
+ * if not provided then the default MMD read function is used by
+ * the PHY framework.
+ */
+ void (*write_mmd_indirect)(struct phy_device *dev, int ptrad,
+ int devnum, int regnum, u32 val);
+
struct device_driver driver;
};
#define to_phy_driver(d) container_of(d, struct phy_driver, driver)
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