[PATCH net] net: phy: Document phydev::dev_flags bits allocation
From: Florian Fainelli <f.fainelli@gmail.com>
Date: 2021-05-26 18:46:30
Also in:
lkml
Subsystem:
ethernet phy library, the rest · Maintainers:
Andrew Lunn, Heiner Kallweit, Linus Torvalds
Document the phydev::dev_flags bit allocation to allow bits 15:0 to define PHY driver specific behavior, bits 23:16 to be reserved for now, and bits 31:24 to hold generic PHY driver flags. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> --- include/linux/phy.h | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 60d2b26026a2..852743f07e3e 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h@@ -496,6 +496,11 @@ struct macsec_ops; * @mac_managed_pm: Set true if MAC driver takes of suspending/resuming PHY * @state: State of the PHY for management purposes * @dev_flags: Device-specific flags used by the PHY driver. + * Bits [15:0] are free to use by the PHY driver to communicate + * driver specific behavior. + * Bits [23:16] are currently reserved for future use. + * Bits [31:24] are reserved for defining generic + * PHY driver behavior. * @irq: IRQ number of the PHY's interrupt (-1 if none) * @phy_timer: The timer for handling the state machine * @phylink: Pointer to phylink instance for this PHY
--
2.25.1