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: 7dc9fb47bc9a ("scsi: ufs: ufs-pci: Add support for Intel ADL")
Cc: stable@vger.kernel.org
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Link: https://patch.msgid.link/20251024085918.31825-4-adrian.hunter@intel.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/ufs/host/ufshcd-pci.c b/drivers/ufs/host/ufshcd-pci.c
index 89f88b69385020f6665e41ade9fa13a972ddefae..5f65dfad1a71a39d86f4057e7cc62cf5a76b8a26 100644 (file)
--- a/drivers/ufs/host/ufshcd-pci.c
+++ b/drivers/ufs/host/ufshcd-pci.c
@@ -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);
 }