From: Asutosh Das Date: Tue, 31 Jan 2017 10:25:17 +0000 (+0530) Subject: scsi: ufs: full reinit upon resume if link was off X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=a723713f60c83eb1964cf326214a4b9b54e077c1;p=sagit-ice-cold%2Fkernel_xiaomi_msm8998.git scsi: ufs: full reinit upon resume if link was off During suspend, if the link is put to off, it would require a full initialization during resume. This patch resets and restores both the hba and the card during initialization. Change-Id: I37b36c51ca1b475d8f8dfd2d9b1f098c917c86e4 Signed-off-by: Asutosh Das --- diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index f5d7cd0f4701..c891fc8d34a3 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -8603,9 +8603,13 @@ static int ufshcd_resume(struct ufs_hba *hba, enum ufs_pm_op pm_op) goto vendor_suspend; } } else if (ufshcd_is_link_off(hba)) { - ret = ufshcd_host_reset_and_restore(hba); /* - * ufshcd_host_reset_and_restore() should have already + * A full initialization of the host and the device is required + * since the link was put to off during suspend. + */ + ret = ufshcd_reset_and_restore(hba); + /* + * ufshcd_reset_and_restore() should have already * set the link state as active */ if (ret || !ufshcd_is_link_active(hba))