From: jeff.lien@wdc.com (Jeff Lien)
Subject: [PATCH] NVMe: Add Quirk Delay Before CHK RDY for WDC SN200
Date: Tue, 21 Nov 2017 10:44:37 -0600 [thread overview]
Message-ID: <20171121164437.13357-1-jeff.lien@wdc.com> (raw)
Signed-off-by: Jeff Lien <jeff.lien at wdc.com>
---
drivers/nvme/host/nvme.h | 2 +-
drivers/nvme/host/pci.c | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index c0873a68872f..ea1aa5283e8e 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -114,7 +114,7 @@ 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 a11cfd470089..9567b1c8bb1a 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -2665,6 +2665,8 @@ 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 */
--
2.14.2.746.g8fb8a94
next reply other threads:[~2017-11-21 16:44 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-21 16:44 Jeff Lien [this message]
2017-11-23 8:11 ` [PATCH] NVMe: Add Quirk Delay Before CHK RDY for WDC SN200 Christoph Hellwig
-- strict thread matches above, loose matches on Subject: below --
2017-11-10 22:04 jeffreyalien
2017-11-20 7:31 ` Christoph Hellwig
2017-11-10 21:12 jeffreyalien
2017-11-10 21:35 ` Keith Busch
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