[patch] Please try this patch

skge.patch (text/plain), 1.79 KB, created by Daniel Drake (RETIRED) on 2005-11-08 02:47:07 UTC

Date: Mon, 7 Nov 2005 23:08:35 -0800
From: Stephen Hemminger <[e-mail]>
To: Daniel Drake <[e-mail]>
Subject: Re: skge issues and questions
Message-ID: <[e-mail]>
In-Reply-To: <[e-mail]>
References: <[e-mail]>
	<[e-mail]>
	<[e-mail]>

If anyone is having shutdown issues with skge try this.

Go into power down mode on shutdown.

Signed-off-by: Stephen Hemminger <[e-mail]>


--- skge-2.6.orig/drivers/net/skge.c
+++ skge-2.6/drivers/net/skge.c
@@ -1804,6 +1804,25 @@ static void yukon_mac_init(struct skge_h
 	skge_write16(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_OPER_ON);
 }
 
+/* Go into power down mode */
+static void yukon_suspend(struct skge_hw *hw, int port)
+{
+	u16 ctrl;
+
+	ctrl = gm_phy_read(hw, port, PHY_MARV_PHY_CTRL);
+	ctrl |= PHY_M_PC_POL_R_DIS;
+	gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, ctrl);
+
+	ctrl = gm_phy_read(hw, port, PHY_MARV_CTRL);
+	ctrl |= PHY_CT_RESET;
+	gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl);
+
+	/* switch IEEE compatible power down mode on */
+	ctrl = gm_phy_read(hw, port, PHY_MARV_CTRL);
+	ctrl |= PHY_CT_PDOWN;
+	gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl);
+}
+
 static void yukon_stop(struct skge_port *skge)
 {
 	struct skge_hw *hw = skge->hw;
@@ -1817,14 +1836,7 @@ static void yukon_stop(struct skge_port 
 			 & ~(GM_GPCR_TX_ENA|GM_GPCR_RX_ENA));
 	gma_read16(hw, port, GM_GP_CTRL);
 
-	if (hw->chip_id == CHIP_ID_YUKON_LITE &&
-	    hw->chip_rev >= CHIP_REV_YU_LITE_A3) {
-		u32 io = skge_read32(hw, B2_GP_IO);
-
-		io |= GP_DIR_9 | GP_IO_9;
-		skge_write32(hw, B2_GP_IO, io);
-		skge_read32(hw, B2_GP_IO);
-	}
+	yukon_suspend(hw, port);
 
 	/* set GPHY Control reset */
 	skge_write8(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET);