diff options
Diffstat (limited to 'drivers/pci/hotplug/pciehp_hpc.c')
| -rw-r--r-- | drivers/pci/hotplug/pciehp_hpc.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index 7c2a9dd..b3e700d 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -168,6 +168,9 @@ static void pcie_write_cmd(struct controller *ctrl, u16 cmd, u16 mask) mutex_lock(&ctrl->ctrl_lock); + /* Wait for any previous command that might still be in progress */ + pcie_wait_cmd(ctrl); + pcie_capability_read_word(pdev, PCI_EXP_SLTSTA, &slot_status); if (slot_status & PCI_EXP_SLTSTA_CC) { pcie_capability_write_word(pdev, PCI_EXP_SLTSTA, @@ -200,10 +203,6 @@ static void pcie_write_cmd(struct controller *ctrl, u16 cmd, u16 mask) pcie_capability_write_word(pdev, PCI_EXP_SLTCTL, slot_ctrl); ctrl->slot_ctrl = slot_ctrl; - /* - * Wait for command completion. - */ - pcie_wait_cmd(ctrl); mutex_unlock(&ctrl->ctrl_lock); } |