[PATCH] skge: goto low power mode on shutdown
Go into power down mode on shutdown. Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
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parent
2cd8e5d365
commit
355ec57243
drivers/net
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@ -1804,6 +1804,25 @@ static void yukon_mac_init(struct skge_hw *hw, int port)
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skge_write16(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_OPER_ON);
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}
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/* Go into power down mode */
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static void yukon_suspend(struct skge_hw *hw, int port)
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{
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u16 ctrl;
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ctrl = gm_phy_read(hw, port, PHY_MARV_PHY_CTRL);
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ctrl |= PHY_M_PC_POL_R_DIS;
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gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, ctrl);
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ctrl = gm_phy_read(hw, port, PHY_MARV_CTRL);
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ctrl |= PHY_CT_RESET;
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gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl);
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/* switch IEEE compatible power down mode on */
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ctrl = gm_phy_read(hw, port, PHY_MARV_CTRL);
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ctrl |= PHY_CT_PDOWN;
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gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl);
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}
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static void yukon_stop(struct skge_port *skge)
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{
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struct skge_hw *hw = skge->hw;
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@ -1817,14 +1836,7 @@ static void yukon_stop(struct skge_port *skge)
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& ~(GM_GPCR_TX_ENA|GM_GPCR_RX_ENA));
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gma_read16(hw, port, GM_GP_CTRL);
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if (hw->chip_id == CHIP_ID_YUKON_LITE &&
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hw->chip_rev >= CHIP_REV_YU_LITE_A3) {
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u32 io = skge_read32(hw, B2_GP_IO);
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io |= GP_DIR_9 | GP_IO_9;
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skge_write32(hw, B2_GP_IO, io);
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skge_read32(hw, B2_GP_IO);
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}
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yukon_suspend(hw, port);
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/* set GPHY Control reset */
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skge_write8(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET);
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