Commit 3e1d2c52 authored by Weili Qian's avatar Weili Qian Committed by Herbert Xu
Browse files

crypto: hisilicon - check _PS0 and _PR0 method 



To support runtime PM, use the function 'pci_set_power_state' to change
the power state. Therefore, method _PS0 or _PR0 needs to be filled by
platform. So check whether the method is supported, if not, print a
prompt information.

Signed-off-by: default avatarWeili Qian <qianweili@huawei.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 74f5edbf

drivers/crypto/hisilicon/qm.c

+4 −0
Original line number Diff line number Diff line
@@ -3282,6 +3282,10 @@ static void hisi_qm_pre_init(struct hisi_qm *qm) 
	init_rwsem(&qm->qps_lock);

	qm->qp_in_used = 0;

	qm->misc_ctl = false;

	if (qm->fun_type == QM_HW_PF && qm->ver > QM_HW_V2) {

		if (!acpi_device_power_manageable(ACPI_COMPANION(&pdev->dev)))

			dev_info(&pdev->dev, "_PS0 and _PR0 are not defined");

	}

}



static void qm_cmd_uninit(struct hisi_qm *qm)