summaryrefslogtreecommitdiff
path: root/drivers/nvme/host/pci.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2016-09-20 17:58:59 +0300
committerIngo Molnar <mingo@kernel.org>2016-09-20 17:58:59 +0300
commit41a66072c32978ff3914fd6be88f7592ef64bef7 (patch)
tree0f38ef433f0feea3e58f61f8d5397cd9bf065559 /drivers/nvme/host/pci.c
parent5465fe0fc3316f7cdda66732a7986f4ebe76d949 (diff)
parent7597cdc066313bfd211cca2f9252dfeb41271391 (diff)
downloadlinux-41a66072c32978ff3914fd6be88f7592ef64bef7.tar.xz
Merge branch 'efi/urgent' into efi/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/nvme/host/pci.c')
-rw-r--r--drivers/nvme/host/pci.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 8dcf5a960951..60f7eab11865 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -1693,7 +1693,12 @@ static void nvme_dev_disable(struct nvme_dev *dev, bool shutdown)
nvme_suspend_queue(dev->queues[i]);
if (csts & NVME_CSTS_CFS || !(csts & NVME_CSTS_RDY)) {
- nvme_suspend_queue(dev->queues[0]);
+ /* A device might become IO incapable very soon during
+ * probe, before the admin queue is configured. Thus,
+ * queue_count can be 0 here.
+ */
+ if (dev->queue_count)
+ nvme_suspend_queue(dev->queues[0]);
} else {
nvme_disable_io_queues(dev);
nvme_disable_admin_queue(dev, shutdown);
@@ -2112,6 +2117,8 @@ static const struct pci_device_id nvme_id_table[] = {
.driver_data = NVME_QUIRK_IDENTIFY_CNS, },
{ PCI_DEVICE(0x1c58, 0x0003), /* HGST adapter */
.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, },
+ { PCI_DEVICE(0x1c5f, 0x0540), /* Memblaze Pblaze4 adapter */
+ .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, },
{ PCI_DEVICE_CLASS(PCI_CLASS_STORAGE_EXPRESS, 0xffffff) },
{ PCI_DEVICE(PCI_VENDOR_ID_APPLE, 0x2001) },
{ 0, }