diff options
Diffstat (limited to 'drivers/staging/et131x/et1310_pm.c')
| -rw-r--r-- | drivers/staging/et131x/et1310_pm.c | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/drivers/staging/et131x/et1310_pm.c b/drivers/staging/et131x/et1310_pm.c deleted file mode 100644 index 29d4d66d345..00000000000 --- a/drivers/staging/et131x/et1310_pm.c +++ /dev/null @@ -1,180 +0,0 @@ -/* - * Agere Systems Inc. - * 10/100/1000 Base-T Ethernet Driver for the ET1301 and ET131x series MACs - * - * Copyright © 2005 Agere Systems Inc. - * All rights reserved. - * http://www.agere.com - * - *------------------------------------------------------------------------------ - * - * et1310_pm.c - All power management related code (not completely implemented) - * - *------------------------------------------------------------------------------ - * - * SOFTWARE LICENSE - * - * This software is provided subject to the following terms and conditions, - * which you should read carefully before using the software. Using this - * software indicates your acceptance of these terms and conditions. If you do - * not agree with these terms and conditions, do not use the software. - * - * Copyright © 2005 Agere Systems Inc. - * All rights reserved. - * - * Redistribution and use in source or binary forms, with or without - * modifications, are permitted provided that the following conditions are met: - * - * . Redistributions of source code must retain the above copyright notice, this - * list of conditions and the following Disclaimer as comments in the code as - * well as in the documentation and/or other materials provided with the - * distribution. - * - * . Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following Disclaimer in the documentation - * and/or other materials provided with the distribution. - * - * . Neither the name of Agere Systems Inc. nor the names of the contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * Disclaimer - * - * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, - * INCLUDING, BUT NOT LIMITED TO, INFRINGEMENT AND THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. ANY - * USE, MODIFICATION OR DISTRIBUTION OF THIS SOFTWARE IS SOLELY AT THE USERS OWN - * RISK. IN NO EVENT SHALL AGERE SYSTEMS INC. OR CONTRIBUTORS BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, INCLUDING, BUT NOT LIMITED TO, CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH - * DAMAGE. - * - */ - -#include "et131x_version.h" -#include "et131x_defs.h" - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> - -#include <linux/sched.h> -#include <linux/ptrace.h> -#include <linux/ctype.h> -#include <linux/string.h> -#include <linux/timer.h> -#include <linux/interrupt.h> -#include <linux/in.h> -#include <linux/delay.h> -#include <linux/io.h> -#include <linux/bitops.h> -#include <asm/system.h> - -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <linux/skbuff.h> -#include <linux/if_arp.h> -#include <linux/ioport.h> - -#include "et1310_phy.h" -#include "et1310_rx.h" -#include "et131x_adapter.h" -#include "et131x.h" - -/** - * EnablePhyComa - called when network cable is unplugged - * @etdev: pointer to our adapter structure - * - * driver receive an phy status change interrupt while in D0 and check that - * phy_status is down. - * - * -- gate off JAGCore; - * -- set gigE PHY in Coma mode - * -- wake on phy_interrupt; Perform software reset JAGCore, - * re-initialize jagcore and gigE PHY - * - * Add D0-ASPM-PhyLinkDown Support: - * -- while in D0, when there is a phy_interrupt indicating phy link - * down status, call the MPSetPhyComa routine to enter this active - * state power saving mode - * -- while in D0-ASPM-PhyLinkDown mode, when there is a phy_interrupt - * indicating linkup status, call the MPDisablePhyComa routine to - * restore JAGCore and gigE PHY - */ -void EnablePhyComa(struct et131x_adapter *etdev) -{ - unsigned long flags; - u32 pmcsr; - - pmcsr = readl(&etdev->regs->global.pm_csr); - - /* Save the GbE PHY speed and duplex modes. Need to restore this - * when cable is plugged back in - */ - etdev->pdown_speed = etdev->AiForceSpeed; - etdev->pdown_duplex = etdev->AiForceDpx; - - /* Stop sending packets. */ - spin_lock_irqsave(&etdev->send_hw_lock, flags); - etdev->flags |= fMP_ADAPTER_LOWER_POWER; - spin_unlock_irqrestore(&etdev->send_hw_lock, flags); - - /* Wait for outstanding Receive packets */ - - /* Gate off JAGCore 3 clock domains */ - pmcsr &= ~ET_PMCSR_INIT; - writel(pmcsr, &etdev->regs->global.pm_csr); - - /* Program gigE PHY in to Coma mode */ - pmcsr |= ET_PM_PHY_SW_COMA; - writel(pmcsr, &etdev->regs->global.pm_csr); -} - -/** - * DisablePhyComa - Disable the Phy Coma Mode - * @etdev: pointer to our adapter structure - */ -void DisablePhyComa(struct et131x_adapter *etdev) -{ - u32 pmcsr; - - pmcsr = readl(&etdev->regs->global.pm_csr); - - /* Disable phy_sw_coma register and re-enable JAGCore clocks */ - pmcsr |= ET_PMCSR_INIT; - pmcsr &= ~ET_PM_PHY_SW_COMA; - writel(pmcsr, &etdev->regs->global.pm_csr); - - /* Restore the GbE PHY speed and duplex modes; - * Reset JAGCore; re-configure and initialize JAGCore and gigE PHY - */ - etdev->AiForceSpeed = etdev->pdown_speed; - etdev->AiForceDpx = etdev->pdown_duplex; - - /* Re-initialize the send structures */ - et131x_init_send(etdev); - - /* Reset the RFD list and re-start RU */ - et131x_reset_recv(etdev); - - /* Bring the device back to the state it was during init prior to - * autonegotiation being complete. This way, when we get the auto-neg - * complete interrupt, we can complete init by calling ConfigMacREGS2. - */ - et131x_soft_reset(etdev); - - /* setup et1310 as per the documentation ?? */ - et131x_adapter_setup(etdev); - - /* Allow Tx to restart */ - etdev->flags &= ~fMP_ADAPTER_LOWER_POWER; - - /* Need to re-enable Rx. */ - et131x_rx_dma_enable(etdev); -} - |