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path: root/drivers/crypto/hisilicon/qm.c
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Diffstat (limited to 'drivers/crypto/hisilicon/qm.c')
-rw-r--r--drivers/crypto/hisilicon/qm.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index e3688bf74604..d1d51378bd58 100644
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -93,6 +93,8 @@
#define QM_DB_PRIORITY_SHIFT_V1 48
#define QM_DOORBELL_SQ_CQ_BASE_V2 0x1000
#define QM_DOORBELL_EQ_AEQ_BASE_V2 0x2000
+#define QM_CAPBILITY 0x100158
+#define QM_QP_NUN_MASK GENMASK(10, 0)
#define QM_DB_CMD_SHIFT_V2 12
#define QM_DB_RAND_SHIFT_V2 16
#define QM_DB_INDEX_SHIFT_V2 32
@@ -4119,6 +4121,17 @@ void hisi_qm_alg_unregister(struct hisi_qm *qm, struct hisi_qm_list *qm_list)
}
EXPORT_SYMBOL_GPL(hisi_qm_alg_unregister);
+static void qm_get_qp_num(struct hisi_qm *qm)
+{
+ if (qm->ver == QM_HW_V1)
+ qm->ctrl_qp_num = QM_QNUM_V1;
+ else if (qm->ver == QM_HW_V2)
+ qm->ctrl_qp_num = QM_QNUM_V2;
+ else
+ qm->ctrl_qp_num = readl(qm->io_base + QM_CAPBILITY) &
+ QM_QP_NUN_MASK;
+}
+
static int hisi_qm_pci_init(struct hisi_qm *qm)
{
struct pci_dev *pdev = qm->pdev;
@@ -4146,6 +4159,9 @@ static int hisi_qm_pci_init(struct hisi_qm *qm)
goto err_release_mem_regions;
}
+ if (qm->fun_type == QM_HW_PF)
+ qm_get_qp_num(qm);
+
ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64));
if (ret < 0)
goto err_iounmap;