nvme-pci: add quirk for delay before CHK RDY for WDC SN200

commit 8c97eeccf0ad8783c057830119467b877bdfced7 upstream.

And increase the existing delay to cover this device as well.

Signed-off-by: Jeff Lien <jeff.lien@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index d3f3c4447515703a26683580071bd6fd160cd102..044af553204ca411c594a4201b0bdf91a5a2cda2 100644 (file)
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -108,7 +108,7 @@ static inline struct nvme_request *nvme_req(struct request *req)
  * NVME_QUIRK_DELAY_BEFORE_CHK_RDY quirk enabled. The value (in ms) was
  * found empirically.
  */
-#define NVME_QUIRK_DELAY_AMOUNT                2000
+#define NVME_QUIRK_DELAY_AMOUNT                2300
 
 enum nvme_ctrl_state {
        NVME_CTRL_NEW,

diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 3f5a04c586cefdc8096469ba38d325004963b42d..75539f7c58b9a4f5d6087bea3979fd961decf8e8 100644 (file)
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -2519,6 +2519,8 @@ 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(0x1c58, 0x0023),   /* WDC SN200 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(0x144d, 0xa821),   /* Samsung PM1725 */