diff options
Diffstat (limited to 'drivers/pci/pci.c')
-rw-r--r-- | drivers/pci/pci.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index a32db0628157..d3eab057b2d3 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c | |||
@@ -551,7 +551,9 @@ static int pci_save_pcie_state(struct pci_dev *dev) | |||
551 | if (pos <= 0) | 551 | if (pos <= 0) |
552 | return 0; | 552 | return 0; |
553 | 553 | ||
554 | save_state = kzalloc(sizeof(*save_state) + sizeof(u16) * 4, GFP_KERNEL); | 554 | save_state = pci_find_saved_cap(dev, PCI_CAP_ID_EXP); |
555 | if (!save_state) | ||
556 | save_state = kzalloc(sizeof(*save_state) + sizeof(u16) * 4, GFP_KERNEL); | ||
555 | if (!save_state) { | 557 | if (!save_state) { |
556 | dev_err(&dev->dev, "Out of memory in pci_save_pcie_state\n"); | 558 | dev_err(&dev->dev, "Out of memory in pci_save_pcie_state\n"); |
557 | return -ENOMEM; | 559 | return -ENOMEM; |
@@ -582,8 +584,6 @@ static void pci_restore_pcie_state(struct pci_dev *dev) | |||
582 | pci_write_config_word(dev, pos + PCI_EXP_LNKCTL, cap[i++]); | 584 | pci_write_config_word(dev, pos + PCI_EXP_LNKCTL, cap[i++]); |
583 | pci_write_config_word(dev, pos + PCI_EXP_SLTCTL, cap[i++]); | 585 | pci_write_config_word(dev, pos + PCI_EXP_SLTCTL, cap[i++]); |
584 | pci_write_config_word(dev, pos + PCI_EXP_RTCTL, cap[i++]); | 586 | pci_write_config_word(dev, pos + PCI_EXP_RTCTL, cap[i++]); |
585 | pci_remove_saved_cap(save_state); | ||
586 | kfree(save_state); | ||
587 | } | 587 | } |
588 | 588 | ||
589 | 589 | ||
@@ -597,7 +597,9 @@ static int pci_save_pcix_state(struct pci_dev *dev) | |||
597 | if (pos <= 0) | 597 | if (pos <= 0) |
598 | return 0; | 598 | return 0; |
599 | 599 | ||
600 | save_state = kzalloc(sizeof(*save_state) + sizeof(u16), GFP_KERNEL); | 600 | save_state = pci_find_saved_cap(dev, PCI_CAP_ID_EXP); |
601 | if (!save_state) | ||
602 | save_state = kzalloc(sizeof(*save_state) + sizeof(u16), GFP_KERNEL); | ||
601 | if (!save_state) { | 603 | if (!save_state) { |
602 | dev_err(&dev->dev, "Out of memory in pci_save_pcie_state\n"); | 604 | dev_err(&dev->dev, "Out of memory in pci_save_pcie_state\n"); |
603 | return -ENOMEM; | 605 | return -ENOMEM; |
@@ -622,8 +624,6 @@ static void pci_restore_pcix_state(struct pci_dev *dev) | |||
622 | cap = (u16 *)&save_state->data[0]; | 624 | cap = (u16 *)&save_state->data[0]; |
623 | 625 | ||
624 | pci_write_config_word(dev, pos + PCI_X_CMD, cap[i++]); | 626 | pci_write_config_word(dev, pos + PCI_X_CMD, cap[i++]); |
625 | pci_remove_saved_cap(save_state); | ||
626 | kfree(save_state); | ||
627 | } | 627 | } |
628 | 628 | ||
629 | 629 | ||
@@ -638,8 +638,6 @@ pci_save_state(struct pci_dev *dev) | |||
638 | /* XXX: 100% dword access ok here? */ | 638 | /* XXX: 100% dword access ok here? */ |
639 | for (i = 0; i < 16; i++) | 639 | for (i = 0; i < 16; i++) |
640 | pci_read_config_dword(dev, i * 4,&dev->saved_config_space[i]); | 640 | pci_read_config_dword(dev, i * 4,&dev->saved_config_space[i]); |
641 | if ((i = pci_save_msi_state(dev)) != 0) | ||
642 | return i; | ||
643 | if ((i = pci_save_pcie_state(dev)) != 0) | 641 | if ((i = pci_save_pcie_state(dev)) != 0) |
644 | return i; | 642 | return i; |
645 | if ((i = pci_save_pcix_state(dev)) != 0) | 643 | if ((i = pci_save_pcix_state(dev)) != 0) |