From patchwork Fri Sep 9 09:47:00 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weili Qian X-Patchwork-Id: 12971426 X-Patchwork-Delegate: herbert@gondor.apana.org.au Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A579DC6FA8B for ; Fri, 9 Sep 2022 09:50:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231717AbiIIJuA (ORCPT ); Fri, 9 Sep 2022 05:50:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38436 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231800AbiIIJtz (ORCPT ); Fri, 9 Sep 2022 05:49:55 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 502C233429; Fri, 9 Sep 2022 02:49:51 -0700 (PDT) Received: from dggemv711-chm.china.huawei.com (unknown [172.30.72.55]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4MPB2G4w2yzlVkj; Fri, 9 Sep 2022 17:45:58 +0800 (CST) Received: from kwepemm600009.china.huawei.com (7.193.23.164) by dggemv711-chm.china.huawei.com (10.1.198.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Fri, 9 Sep 2022 17:49:49 +0800 Received: from localhost.localdomain (10.69.192.56) by kwepemm600009.china.huawei.com (7.193.23.164) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Fri, 9 Sep 2022 17:49:49 +0800 From: Weili Qian To: CC: , , , , Zhiqi Song , Weili Qian Subject: [PATCH 06/10] crypto: hisilicon/hpre - support hpre capability Date: Fri, 9 Sep 2022 17:47:00 +0800 Message-ID: <20220909094704.32099-7-qianweili@huawei.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20220909094704.32099-1-qianweili@huawei.com> References: <20220909094704.32099-1-qianweili@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To kwepemm600009.china.huawei.com (7.193.23.164) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org From: Zhiqi Song Read some hpre device configuration info from capability register, instead of fixed macros. Signed-off-by: Zhiqi Song Signed-off-by: Weili Qian --- drivers/crypto/hisilicon/hpre/hpre.h | 8 +- drivers/crypto/hisilicon/hpre/hpre_crypto.c | 134 ++++++++++++++++---- drivers/crypto/hisilicon/hpre/hpre_main.c | 53 +++++++- 3 files changed, 157 insertions(+), 38 deletions(-) diff --git a/drivers/crypto/hisilicon/hpre/hpre.h b/drivers/crypto/hisilicon/hpre/hpre.h index 9a0558ed82f9..9f0b94c8e03d 100644 --- a/drivers/crypto/hisilicon/hpre/hpre.h +++ b/drivers/crypto/hisilicon/hpre/hpre.h @@ -22,7 +22,8 @@ enum { HPRE_CLUSTER0, HPRE_CLUSTER1, HPRE_CLUSTER2, - HPRE_CLUSTER3 + HPRE_CLUSTER3, + HPRE_CLUSTERS_NUM_MAX }; enum hpre_ctrl_dbgfs_file { @@ -42,9 +43,6 @@ enum hpre_dfx_dbgfs_file { HPRE_DFX_FILE_NUM }; -#define HPRE_CLUSTERS_NUM_V2 (HPRE_CLUSTER3 + 1) -#define HPRE_CLUSTERS_NUM_V3 1 -#define HPRE_CLUSTERS_NUM_MAX HPRE_CLUSTERS_NUM_V2 #define HPRE_DEBUGFS_FILE_NUM (HPRE_DEBUG_FILE_NUM + HPRE_CLUSTERS_NUM_MAX - 1) struct hpre_debugfs_file { @@ -105,5 +103,5 @@ struct hpre_sqe { struct hisi_qp *hpre_create_qp(u8 type); int hpre_algs_register(struct hisi_qm *qm); void hpre_algs_unregister(struct hisi_qm *qm); - +bool hpre_check_alg_support(struct hisi_qm *qm, u32 alg); #endif diff --git a/drivers/crypto/hisilicon/hpre/hpre_crypto.c b/drivers/crypto/hisilicon/hpre/hpre_crypto.c index 2aa91a4f77da..ad1475feb313 100644 --- a/drivers/crypto/hisilicon/hpre/hpre_crypto.c +++ b/drivers/crypto/hisilicon/hpre/hpre_crypto.c @@ -51,6 +51,12 @@ struct hpre_ctx; #define HPRE_ECC_HW256_KSZ_B 32 #define HPRE_ECC_HW384_KSZ_B 48 +/* capability register mask */ +#define HPRE_DRV_RSA_MASK_CAP BIT(0) +#define HPRE_DRV_DH_MASK_CAP BIT(1) +#define HPRE_DRV_ECDH_MASK_CAP BIT(2) +#define HPRE_DRV_X25519_MASK_CAP BIT(5) + typedef void (*hpre_cb)(struct hpre_ctx *ctx, void *sqe); struct hpre_rsa_ctx { @@ -2070,22 +2076,75 @@ static struct kpp_alg curve25519_alg = { }, }; +static int hpre_register_rsa(struct hisi_qm *qm) +{ + int ret; + + if (!hpre_check_alg_support(qm, HPRE_DRV_RSA_MASK_CAP)) + return 0; -static int hpre_register_ecdh(void) + rsa.base.cra_flags = 0; + ret = crypto_register_akcipher(&rsa); + if (ret) + dev_err(&qm->pdev->dev, "failed to register rsa (%d)!\n", ret); + + return ret; +} + +static void hpre_unregister_rsa(struct hisi_qm *qm) +{ + if (!hpre_check_alg_support(qm, HPRE_DRV_RSA_MASK_CAP)) + return; + + crypto_unregister_akcipher(&rsa); +} + +static int hpre_register_dh(struct hisi_qm *qm) { int ret; - ret = crypto_register_kpp(&ecdh_nist_p192); + if (!hpre_check_alg_support(qm, HPRE_DRV_DH_MASK_CAP)) + return 0; + + ret = crypto_register_kpp(&dh); if (ret) + dev_err(&qm->pdev->dev, "failed to register dh (%d)!\n", ret); + + return ret; +} + +static void hpre_unregister_dh(struct hisi_qm *qm) +{ + if (!hpre_check_alg_support(qm, HPRE_DRV_DH_MASK_CAP)) + return; + + crypto_unregister_kpp(&dh); +} + +static int hpre_register_ecdh(struct hisi_qm *qm) +{ + int ret; + + if (!hpre_check_alg_support(qm, HPRE_DRV_ECDH_MASK_CAP)) + return 0; + + ret = crypto_register_kpp(&ecdh_nist_p192); + if (ret) { + dev_err(&qm->pdev->dev, "failed to register ecdh_nist_p192 (%d)!\n", ret); return ret; + } ret = crypto_register_kpp(&ecdh_nist_p256); - if (ret) + if (ret) { + dev_err(&qm->pdev->dev, "failed to register ecdh_nist_p256 (%d)!\n", ret); goto unregister_ecdh_p192; + } ret = crypto_register_kpp(&ecdh_nist_p384); - if (ret) + if (ret) { + dev_err(&qm->pdev->dev, "failed to register ecdh_nist_p384 (%d)!\n", ret); goto unregister_ecdh_p256; + } return 0; @@ -2096,52 +2155,73 @@ static int hpre_register_ecdh(void) return ret; } -static void hpre_unregister_ecdh(void) +static void hpre_unregister_ecdh(struct hisi_qm *qm) { + if (!hpre_check_alg_support(qm, HPRE_DRV_ECDH_MASK_CAP)) + return; + crypto_unregister_kpp(&ecdh_nist_p384); crypto_unregister_kpp(&ecdh_nist_p256); crypto_unregister_kpp(&ecdh_nist_p192); } +static int hpre_register_x25519(struct hisi_qm *qm) +{ + int ret; + + if (!hpre_check_alg_support(qm, HPRE_DRV_X25519_MASK_CAP)) + return 0; + + ret = crypto_register_kpp(&curve25519_alg); + if (ret) + dev_err(&qm->pdev->dev, "failed to register x25519 (%d)!\n", ret); + + return ret; +} + +static void hpre_unregister_x25519(struct hisi_qm *qm) +{ + if (!hpre_check_alg_support(qm, HPRE_DRV_X25519_MASK_CAP)) + return; + + crypto_unregister_kpp(&curve25519_alg); +} + int hpre_algs_register(struct hisi_qm *qm) { int ret; - rsa.base.cra_flags = 0; - ret = crypto_register_akcipher(&rsa); + ret = hpre_register_rsa(qm); if (ret) return ret; - ret = crypto_register_kpp(&dh); + ret = hpre_register_dh(qm); if (ret) goto unreg_rsa; - if (qm->ver >= QM_HW_V3) { - ret = hpre_register_ecdh(); - if (ret) - goto unreg_dh; - ret = crypto_register_kpp(&curve25519_alg); - if (ret) - goto unreg_ecdh; - } - return 0; + ret = hpre_register_ecdh(qm); + if (ret) + goto unreg_dh; + + ret = hpre_register_x25519(qm); + if (ret) + goto unreg_ecdh; + + return ret; unreg_ecdh: - hpre_unregister_ecdh(); + hpre_unregister_ecdh(qm); unreg_dh: - crypto_unregister_kpp(&dh); + hpre_unregister_dh(qm); unreg_rsa: - crypto_unregister_akcipher(&rsa); + hpre_unregister_rsa(qm); return ret; } void hpre_algs_unregister(struct hisi_qm *qm) { - if (qm->ver >= QM_HW_V3) { - crypto_unregister_kpp(&curve25519_alg); - hpre_unregister_ecdh(); - } - - crypto_unregister_kpp(&dh); - crypto_unregister_akcipher(&rsa); + hpre_unregister_x25519(qm); + hpre_unregister_ecdh(qm); + hpre_unregister_dh(qm); + hpre_unregister_rsa(qm); } diff --git a/drivers/crypto/hisilicon/hpre/hpre_main.c b/drivers/crypto/hisilicon/hpre/hpre_main.c index 36177c437c56..407cdd9d8413 100644 --- a/drivers/crypto/hisilicon/hpre/hpre_main.c +++ b/drivers/crypto/hisilicon/hpre/hpre_main.c @@ -77,8 +77,6 @@ #define HPRE_QM_AXI_CFG_MASK GENMASK(15, 0) #define HPRE_QM_VFG_AX_MASK GENMASK(7, 0) #define HPRE_BD_USR_MASK GENMASK(1, 0) -#define HPRE_CLUSTER_CORE_MASK_V2 GENMASK(3, 0) -#define HPRE_CLUSTER_CORE_MASK_V3 GENMASK(7, 0) #define HPRE_PREFETCH_CFG 0x301130 #define HPRE_SVA_PREFTCH_DFX 0x30115C #define HPRE_PREFETCH_ENABLE (~(BIT(0) | BIT(30))) @@ -154,6 +152,23 @@ enum hpre_cap_type { HPRE_RESET_MASK_CAP, HPRE_OOO_SHUTDOWN_MASK_CAP, HPRE_CE_MASK_CAP, + HPRE_CLUSTER_NUM_CAP, + HPRE_CORE_TYPE_NUM_CAP, + HPRE_CORE_NUM_CAP, + HPRE_CLUSTER_CORE_NUM_CAP, + HPRE_CORE_ENABLE_BITMAP_CAP, + HPRE_DRV_ALG_BITMAP_CAP, + HPRE_DEV_ALG_BITMAP_CAP, + HPRE_CORE1_ALG_BITMAP_CAP, + HPRE_CORE2_ALG_BITMAP_CAP, + HPRE_CORE3_ALG_BITMAP_CAP, + HPRE_CORE4_ALG_BITMAP_CAP, + HPRE_CORE5_ALG_BITMAP_CAP, + HPRE_CORE6_ALG_BITMAP_CAP, + HPRE_CORE7_ALG_BITMAP_CAP, + HPRE_CORE8_ALG_BITMAP_CAP, + HPRE_CORE9_ALG_BITMAP_CAP, + HPRE_CORE10_ALG_BITMAP_CAP }; static const struct hisi_qm_cap_info hpre_basic_info[] = { @@ -165,6 +180,23 @@ static const struct hisi_qm_cap_info hpre_basic_info[] = { {HPRE_RESET_MASK_CAP, 0x3134, 0, GENMASK(31, 0), 0x0, 0x3FFFFE, 0xBFFFFE}, {HPRE_OOO_SHUTDOWN_MASK_CAP, 0x3134, 0, GENMASK(31, 0), 0x0, 0x22, 0xBFFFFE}, {HPRE_CE_MASK_CAP, 0x3138, 0, GENMASK(31, 0), 0x0, 0x1, 0x1}, + {HPRE_CLUSTER_NUM_CAP, 0x313c, 20, GENMASK(3, 0), 0x0, 0x4, 0x1}, + {HPRE_CORE_TYPE_NUM_CAP, 0x313c, 16, GENMASK(3, 0), 0x0, 0x2, 0x2}, + {HPRE_CORE_NUM_CAP, 0x313c, 8, GENMASK(7, 0), 0x0, 0x8, 0xA}, + {HPRE_CLUSTER_CORE_NUM_CAP, 0x313c, 0, GENMASK(7, 0), 0x0, 0x2, 0xA}, + {HPRE_CORE_ENABLE_BITMAP_CAP, 0x3140, 0, GENMASK(31, 0), 0x0, 0xF, 0x3FF}, + {HPRE_DRV_ALG_BITMAP_CAP, 0x3144, 0, GENMASK(31, 0), 0x0, 0x03, 0x27}, + {HPRE_DEV_ALG_BITMAP_CAP, 0x3148, 0, GENMASK(31, 0), 0x0, 0x03, 0x7F}, + {HPRE_CORE1_ALG_BITMAP_CAP, 0x314c, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F}, + {HPRE_CORE2_ALG_BITMAP_CAP, 0x3150, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F}, + {HPRE_CORE3_ALG_BITMAP_CAP, 0x3154, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F}, + {HPRE_CORE4_ALG_BITMAP_CAP, 0x3158, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F}, + {HPRE_CORE5_ALG_BITMAP_CAP, 0x315c, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F}, + {HPRE_CORE6_ALG_BITMAP_CAP, 0x3160, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F}, + {HPRE_CORE7_ALG_BITMAP_CAP, 0x3164, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F}, + {HPRE_CORE8_ALG_BITMAP_CAP, 0x3168, 0, GENMASK(31, 0), 0x0, 0x7F, 0x7F}, + {HPRE_CORE9_ALG_BITMAP_CAP, 0x316c, 0, GENMASK(31, 0), 0x0, 0x10, 0x10}, + {HPRE_CORE10_ALG_BITMAP_CAP, 0x3170, 0, GENMASK(31, 0), 0x0, 0x10, 0x10} }; static const struct hpre_hw_error hpre_hw_errors[] = { @@ -282,6 +314,17 @@ static struct dfx_diff_registers hpre_diff_regs[] = { }, }; +bool hpre_check_alg_support(struct hisi_qm *qm, u32 alg) +{ + u32 cap_val; + + cap_val = hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_DRV_ALG_BITMAP_CAP, qm->cap_ver); + if (alg & cap_val) + return true; + + return false; +} + static int hpre_diff_regs_show(struct seq_file *s, void *unused) { struct hisi_qm *qm = s->private; @@ -350,14 +393,12 @@ MODULE_PARM_DESC(vfs_num, "Number of VFs to enable(1-63), 0(default)"); static inline int hpre_cluster_num(struct hisi_qm *qm) { - return (qm->ver >= QM_HW_V3) ? HPRE_CLUSTERS_NUM_V3 : - HPRE_CLUSTERS_NUM_V2; + return hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_CLUSTER_NUM_CAP, qm->cap_ver); } static inline int hpre_cluster_core_mask(struct hisi_qm *qm) { - return (qm->ver >= QM_HW_V3) ? - HPRE_CLUSTER_CORE_MASK_V3 : HPRE_CLUSTER_CORE_MASK_V2; + return hisi_qm_get_hw_info(qm, hpre_basic_info, HPRE_CORE_ENABLE_BITMAP_CAP, qm->cap_ver); } struct hisi_qp *hpre_create_qp(u8 type)