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authorH. Peter Anvin <hpa@zytor.com>2010-04-29 16:53:17 -0700
committerH. Peter Anvin <hpa@zytor.com>2010-04-29 16:53:17 -0700
commitd9c5841e22231e4e49fd0a1004164e6fce59b7a6 (patch)
treee1f589c46b3ff79bbe7b1b2469f6362f94576da6 /drivers/pci/pcie/aer/aerdrv.c
parentb701a47ba48b698976fb2fe05fb285b0edc1d26a (diff)
parent5967ed87ade85a421ef814296c3c7f182b08c225 (diff)
Merge branch 'x86/asm' into x86/atomic
Merge reason: Conflict between LOCK_PREFIX_HERE and relative alternatives pointers Resolved Conflicts: arch/x86/include/asm/alternative.h arch/x86/kernel/alternative.c Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'drivers/pci/pcie/aer/aerdrv.c')
-rw-r--r--drivers/pci/pcie/aer/aerdrv.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c
index 97a345927b55..7a711ee314b7 100644
--- a/drivers/pci/pcie/aer/aerdrv.c
+++ b/drivers/pci/pcie/aer/aerdrv.c
@@ -25,6 +25,7 @@
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/pcieport_if.h>
+#include <linux/slab.h>
#include "aerdrv.h"
#include "../../pci.h"
@@ -155,7 +156,7 @@ static struct aer_rpc *aer_alloc_rpc(struct pcie_device *dev)
mutex_init(&rpc->rpc_mutex);
init_waitqueue_head(&rpc->wait_release);
- /* Use PCIE bus function to store rpc into PCIE device */
+ /* Use PCIe bus function to store rpc into PCIe device */
set_service_data(dev, rpc);
return rpc;
@@ -243,11 +244,17 @@ static pci_ers_result_t aer_root_reset(struct pci_dev *dev)
/* Assert Secondary Bus Reset */
pci_read_config_word(dev, PCI_BRIDGE_CONTROL, &p2p_ctrl);
- p2p_ctrl |= PCI_CB_BRIDGE_CTL_CB_RESET;
+ p2p_ctrl |= PCI_BRIDGE_CTL_BUS_RESET;
pci_write_config_word(dev, PCI_BRIDGE_CONTROL, p2p_ctrl);
+ /*
+ * we should send hot reset message for 2ms to allow it time to
+ * propogate to all downstream ports
+ */
+ msleep(2);
+
/* De-assert Secondary Bus Reset */
- p2p_ctrl &= ~PCI_CB_BRIDGE_CTL_CB_RESET;
+ p2p_ctrl &= ~PCI_BRIDGE_CTL_BUS_RESET;
pci_write_config_word(dev, PCI_BRIDGE_CONTROL, p2p_ctrl);
/*