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Commit ff772b27 authored by Jay Cliburn's avatar Jay Cliburn Committed by Jeff Garzik
Browse files

atl1: add PHY power save mode 



Using vendor-provided magic, add code to enter power save mode
on the PHY.  We'll need this for suspend and wake-on-lan.

Signed-off-by: default avatarJay Cliburn <jacliburn@bellsouth.net>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent f403ede7

drivers/net/atlx/atl1.c

+8 −11
Original line number Diff line number Diff line
@@ -638,21 +638,18 @@ static s32 atl1_phy_leave_power_saving(struct atl1_hw *hw) 
}



/*

 *TODO: do something or get rid of this

 * Force the PHY into power saving mode using vendor magic.

 */

#ifdef CONFIG_PM

static s32 atl1_phy_enter_power_saving(struct atl1_hw *hw)

static void atl1_phy_enter_power_saving(struct atl1_hw *hw)

{

/*    s32 ret_val;

 *    u16 phy_data;

 */

	atl1_write_phy_reg(hw, MII_DBG_ADDR, 0);

	atl1_write_phy_reg(hw, MII_DBG_DATA, 0x124E);

	atl1_write_phy_reg(hw, MII_DBG_ADDR, 2);

	atl1_write_phy_reg(hw, MII_DBG_DATA, 0x3000);

	atl1_write_phy_reg(hw, MII_DBG_ADDR, 3);

	atl1_write_phy_reg(hw, MII_DBG_DATA, 0);



/*

    ret_val = atl1_write_phy_reg(hw, ...);

    ret_val = atl1_write_phy_reg(hw, ...);

    ....

*/

	return 0;

}

#endif

drivers/net/atlx/atlx.h

+3 −0
Original line number Diff line number Diff line
@@ -460,6 +460,9 @@ MODULE_VERSION(ATLX_DRIVER_VERSION); 
#define MII_ATLX_PSSR_100MBS		0x4000	/* 01=100Mbs */

#define MII_ATLX_PSSR_1000MBS		0x8000	/* 10=1000Mbs */



#define MII_DBG_ADDR			0x1D

#define MII_DBG_DATA			0x1E



/* PCI Command Register Bit Definitions */

#define PCI_REG_COMMAND			0x04	/* PCI Command Register */

#define CMD_IO_SPACE			0x0001