Commit af5dc22b authored by Russell King (Oracle)'s avatar Russell King (Oracle) Committed by Jakub Kicinski
Browse files

net: stmmac: provide function for restarting sw LPI timer 



Provide a function that encapsulates restarting the software LPI
timer when we have determined that the transmit path is busy, or
whether the EEE parameters have changed.

Signed-off-by: default avatarRussell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/E1tXItW-000MBU-KQ@rmk-PC.armlinux.org.uk


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 82f2025d

drivers/net/ethernet/stmicro/stmmac/stmmac_main.c

+7 −4
Original line number Diff line number Diff line
@@ -416,6 +416,11 @@ static bool stmmac_eee_tx_busy(struct stmmac_priv *priv) 
	return false;

}



static void stmmac_restart_sw_lpi_timer(struct stmmac_priv *priv)

{

	mod_timer(&priv->eee_ctrl_timer, STMMAC_LPI_T(priv->tx_lpi_timer));

}



/**

 * stmmac_enable_eee_mode - check and enter in LPI mode

 * @priv: driver private structure
@@ -437,8 +442,7 @@ static int stmmac_enable_eee_mode(struct stmmac_priv *priv) 
static void stmmac_try_to_start_sw_lpi(struct stmmac_priv *priv)

{

	if (stmmac_enable_eee_mode(priv))

		mod_timer(&priv->eee_ctrl_timer,

			  STMMAC_LPI_T(priv->tx_lpi_timer));

		stmmac_restart_sw_lpi_timer(priv);

}



/**
@@ -526,8 +530,7 @@ static void stmmac_eee_init(struct stmmac_priv *priv, bool active) 
		/* Use software LPI mode */

		priv->eee_sw_timer_en = true;

		stmmac_disable_hw_lpi_timer(priv);

		mod_timer(&priv->eee_ctrl_timer,

			  STMMAC_LPI_T(priv->tx_lpi_timer));

		stmmac_restart_sw_lpi_timer(priv);

	}



	priv->eee_enabled = true;