diff options
| author | Kai Ye <yekai13@huawei.com> | 2021-01-05 09:16:44 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2021-01-14 09:10:27 +0300 |
| commit | 34932a6033be3c0088935c334e4dc5ad43dcb0cc (patch) | |
| tree | adfce13cce71c09b39f4e1d4d9b5aac400b21853 /drivers/crypto | |
| parent | bedd04e4aa1434d2f0f038e15bb6c48ac36876e1 (diff) | |
| download | linux-34932a6033be3c0088935c334e4dc5ad43dcb0cc.tar.xz | |
crypto: hisilicon/sec - register SEC device to uacce
Register SEC device to uacce framework for user space.
Signed-off-by: Kai Ye <yekai13@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/hisilicon/sec2/sec_main.c | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/drivers/crypto/hisilicon/sec2/sec_main.c b/drivers/crypto/hisilicon/sec2/sec_main.c index b35c1c2271a3..4809c19dcdc8 100644 --- a/drivers/crypto/hisilicon/sec2/sec_main.c +++ b/drivers/crypto/hisilicon/sec2/sec_main.c @@ -13,6 +13,7 @@ #include <linux/pci.h> #include <linux/seq_file.h> #include <linux/topology.h> +#include <linux/uacce.h> #include "sec.h" @@ -74,6 +75,16 @@ #define SEC_USER0_SMMU_NORMAL (BIT(23) | BIT(15)) #define SEC_USER1_SMMU_NORMAL (BIT(31) | BIT(23) | BIT(15) | BIT(7)) +#define SEC_USER1_ENABLE_CONTEXT_SSV BIT(24) +#define SEC_USER1_ENABLE_DATA_SSV BIT(16) +#define SEC_USER1_WB_CONTEXT_SSV BIT(8) +#define SEC_USER1_WB_DATA_SSV BIT(0) +#define SEC_USER1_SVA_SET (SEC_USER1_ENABLE_CONTEXT_SSV | \ + SEC_USER1_ENABLE_DATA_SSV | \ + SEC_USER1_WB_CONTEXT_SSV | \ + SEC_USER1_WB_DATA_SSV) +#define SEC_USER1_SMMU_SVA (SEC_USER1_SMMU_NORMAL | SEC_USER1_SVA_SET) +#define SEC_USER1_SMMU_MASK (~SEC_USER1_SVA_SET) #define SEC_CORE_INT_STATUS_M_ECC BIT(2) #define SEC_DELAY_10_US 10 @@ -233,6 +244,18 @@ struct hisi_qp **sec_create_qps(void) return NULL; } +static const struct kernel_param_ops sec_uacce_mode_ops = { + .set = uacce_mode_set, + .get = param_get_int, +}; + +/* + * uacce_mode = 0 means sec only register to crypto, + * uacce_mode = 1 means sec both register to crypto and uacce. + */ +static u32 uacce_mode = UACCE_MODE_NOUACCE; +module_param_cb(uacce_mode, &sec_uacce_mode_ops, &uacce_mode, 0444); +MODULE_PARM_DESC(uacce_mode, UACCE_MODE_DESC); static const struct pci_device_id sec_dev_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, SEC_PF_PCI_DEVICE_ID) }, @@ -299,7 +322,11 @@ static int sec_engine_init(struct hisi_qm *qm) writel_relaxed(reg, SEC_ADDR(qm, SEC_INTERFACE_USER_CTRL0_REG)); reg = readl_relaxed(SEC_ADDR(qm, SEC_INTERFACE_USER_CTRL1_REG)); - reg |= SEC_USER1_SMMU_NORMAL; + reg &= SEC_USER1_SMMU_MASK; + if (qm->use_sva) + reg |= SEC_USER1_SMMU_SVA; + else + reg |= SEC_USER1_SMMU_NORMAL; writel_relaxed(reg, SEC_ADDR(qm, SEC_INTERFACE_USER_CTRL1_REG)); writel(SEC_SINGLE_PORT_MAX_TRANS, @@ -758,6 +785,8 @@ static int sec_qm_init(struct hisi_qm *qm, struct pci_dev *pdev) qm->pdev = pdev; qm->ver = pdev->revision; + qm->algs = "cipher\ndigest\naead\n"; + qm->mode = uacce_mode; qm->sqe_size = SEC_SQE_SIZE; qm->dev_name = sec_name; @@ -885,6 +914,14 @@ static int sec_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto err_qm_stop; } + if (qm->uacce) { + ret = uacce_register(qm->uacce); + if (ret) { + pci_err(pdev, "failed to register uacce (%d)!\n", ret); + goto err_alg_unregister; + } + } + if (qm->fun_type == QM_HW_PF && vfs_num) { ret = hisi_qm_sriov_enable(pdev, vfs_num); if (ret < 0) |