linux-kernel - [PATCH] Merge tag: Fixed an issue where it takes more than 20 mins for SK Hynix BC901 to switch to developer mode on Chromebook

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Date:   Thu, 23 Nov 2023 18:06:42 +0800
From:   "Jim.Lin" <jim.chihjung.lin@...il.com>
To:     kbusch@...nel.org
Cc:     axboe@...nel.dk, hch@....de, sagi@...mberg.me,
        linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org,
        jim.lin@...iconmotion.com, cj.chen@...iconmotion.com,
        david.yeh@...iconmotion.com, hardaway.tseng@...com
Subject: [PATCH] Merge tag: Fixed an issue where it takes more than 20 mins for SK Hynix BC901 to switch to developer mode on Chromebook

SK Hynix BC901 drive write zero will cause Chromebook takes more than 20 mins to switch to developer mode
"disable wrtie zero" can fix this issue and Sk Hynix has been verified.

Signed-off-by: Jim.Lin <jim.lin@...iconmotion.com>
---
 drivers/nvme/host/pci.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 507bc149046d..f27202680741 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -3394,6 +3394,8 @@ static const struct pci_device_id nvme_id_table[] = {
 		.driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
 	{ PCI_DEVICE(0x1c5c, 0x174a),   /* SK Hynix P31 SSD */
 		.driver_data = NVME_QUIRK_BOGUS_NID, },
+	{ PCI_DEVICE(0x1c5c, 0x1D59),   /* SK Hynix BC901 */
+		.driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
 	{ PCI_DEVICE(0x15b7, 0x2001),   /*  Sandisk Skyhawk */
 		.driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
 	{ PCI_DEVICE(0x1d97, 0x2263),   /* SPCC */
-- 
2.25.1