[PATCH 1/4] crypto: hisilicon/qm - initialize the device before doing tasks
From: Weili Qian <qianweili@huawei.com>
Date: 2021-05-15 10:48:12
Also in:
lkml
Subsystem:
crypto api, hisilicon qm driver, the rest · Maintainers:
Herbert Xu, "David S. Miller", Weili Qian, Zhou Wang, Linus Torvalds
The device needs to be initialized first, and then restart the queue to execute tasks after PF reset. Signed-off-by: Weili Qian <qianweili@huawei.com> --- drivers/crypto/hisilicon/qm.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index ce439a0..6a9c18f 100644
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c@@ -4085,6 +4085,14 @@ void hisi_qm_reset_done(struct pci_dev *pdev) struct hisi_qm *qm = pci_get_drvdata(pdev); int ret; + if (qm->fun_type == QM_HW_PF) { + ret = qm_dev_hw_init(qm); + if (ret) { + pci_err(pdev, "Failed to init PF, ret = %d.\n", ret); + goto flr_done; + } + } + hisi_qm_dev_err_init(pf_qm); ret = qm_restart(qm);
@@ -4094,12 +4102,6 @@ void hisi_qm_reset_done(struct pci_dev *pdev) } if (qm->fun_type == QM_HW_PF) { - ret = qm_dev_hw_init(qm); - if (ret) { - pci_err(pdev, "Failed to init PF, ret = %d.\n", ret); - goto flr_done; - } - if (!qm->vfs_num) goto flr_done;
--
2.8.1