Commit d968e994 authored by Adrian Hunter's avatar Adrian Hunter Committed by Martin K. Petersen
Browse files

scsi: ufs: ufs-pci: Set UFSHCD_QUIRK_PERFORM_LINK_STARTUP_ONCE for Intel ADL 



Link startup becomes unreliable for Intel Alder Lake based host
controllers when a 2nd DME_LINKSTARTUP is issued unnecessarily.  Employ
UFSHCD_QUIRK_PERFORM_LINK_STARTUP_ONCE to suppress that from happening.

Fixes: 7dc9fb47 ("scsi: ufs: ufs-pci: Add support for Intel ADL")
Cc: stable@vger.kernel.org
Signed-off-by: default avatarAdrian Hunter <adrian.hunter@intel.com>
Reviewed-by: default avatarBart Van Assche <bvanassche@acm.org>
Link: https://patch.msgid.link/20251024085918.31825-4-adrian.hunter@intel.com


Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent d34caa89

drivers/ufs/host/ufshcd-pci.c

+2 −1
Original line number Diff line number Diff line
@@ -428,7 +428,8 @@ static int ufs_intel_lkf_init(struct ufs_hba *hba) 
static int ufs_intel_adl_init(struct ufs_hba *hba)

{

	hba->nop_out_timeout = 200;

	hba->quirks |= UFSHCD_QUIRK_BROKEN_AUTO_HIBERN8;

	hba->quirks |= UFSHCD_QUIRK_BROKEN_AUTO_HIBERN8 |

		       UFSHCD_QUIRK_PERFORM_LINK_STARTUP_ONCE;

	hba->caps |= UFSHCD_CAP_WB_EN;

	return ufs_intel_common_init(hba);

}