The patch titled
forcedeth: save/restore device configuration space
has been removed from the -mm tree. Its filename was
save-restore-device-configuration-space.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: forcedeth: save/restore device configuration space
From: Tobias Diedrich <ranma+kernel@xxxxxxxxxxxx>
The memory mapped device configuration space is lost during hibernate.
Save and restore it (fixes 'swapped mac' problem).
Signed-off-by: TTobias Diedrich <ranma+kernel@xxxxxxxxxxxx>
Cc: Ayaz Abdulla <aabdulla@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/net/forcedeth.c | 21 +++++++++++++++------
1 file changed, 15 insertions(+), 6 deletions(-)
diff -puN drivers/net/forcedeth.c~save-restore-device-configuration-space drivers/net/forcedeth.c
--- a/drivers/net/forcedeth.c~save-restore-device-configuration-space
+++ a/drivers/net/forcedeth.c
@@ -426,6 +426,7 @@ union ring_type {
#define NV_PCI_REGSZ_VER1 0x270
#define NV_PCI_REGSZ_VER2 0x2d4
#define NV_PCI_REGSZ_VER3 0x604
+#define NV_PCI_REGSZ_MAX 0x604
/* various timeout delays: all in usec */
#define NV_TXRX_RESET_DELAY 4
@@ -784,6 +785,9 @@ struct fe_priv {
/* flow control */
u32 pause_flags;
+
+ /* power saved state */
+ u32 saved_config_space[NV_PCI_REGSZ_MAX/4];
};
/*
@@ -5793,6 +5797,8 @@ static int nv_suspend(struct pci_dev *pd
{
struct net_device *dev = pci_get_drvdata(pdev);
struct fe_priv *np = netdev_priv(dev);
+ u8 __iomem *base = get_hwbase(dev);
+ int i;
if (!netif_running(dev))
goto out;
@@ -5802,6 +5808,10 @@ static int nv_suspend(struct pci_dev *pd
// Gross.
nv_close(dev);
+ /* save non-pci configuration space */
+ for (i = 0;i <= np->register_size/sizeof(u32); i++)
+ np->saved_config_space[i] = readl(base + i*sizeof(u32));
+
pci_save_state(pdev);
pci_enable_wake(pdev, pci_choose_state(pdev, state), np->wolenabled);
pci_set_power_state(pdev, pci_choose_state(pdev, state));
@@ -5812,9 +5822,9 @@ out:
static int nv_resume(struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev);
+ struct fe_priv *np = netdev_priv(dev);
u8 __iomem *base = get_hwbase(dev);
- int rc = 0;
- u32 txreg;
+ int i, rc = 0;
if (!netif_running(dev))
goto out;
@@ -5825,10 +5835,9 @@ static int nv_resume(struct pci_dev *pde
pci_restore_state(pdev);
pci_enable_wake(pdev, PCI_D0, 0);
- /* restore mac address reverse flag */
- txreg = readl(base + NvRegTransmitPoll);
- txreg |= NVREG_TRANSMITPOLL_MAC_ADDR_REV;
- writel(txreg, base + NvRegTransmitPoll);
+ /* restore non-pci configuration space */
+ for (i = 0;i <= np->register_size/sizeof(u32); i++)
+ writel(np->saved_config_space[i], base+i*sizeof(u32));
rc = nv_open(dev);
nv_set_multicast(dev);
_
Patches currently in -mm which might be from ranma+kernel@xxxxxxxxxxxx are
linux-next.patch
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