From: Kiran Kumar K <kirankumark@marvell.com>
Date: Fri, 25 Jun 2021 05:36:47 +0000 (+0530)
Subject: common/cnxk: add EC vectors for asymmetric crypto
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=80ab347db4cdf94ccb657b0af931ffbd17e541b5;p=dpdk.git

common/cnxk: add EC vectors for asymmetric crypto

EC group static vectors are required for CPT asymmetric
crypto operations.

Signed-off-by: Anoob Joseph <anoobj@marvell.com>
Signed-off-by: Kiran Kumar K <kirankumark@marvell.com>
Acked-by: Akhil Goyal <gakhil@marvell.com>
---

diff --git a/drivers/common/cnxk/meson.build b/drivers/common/cnxk/meson.build
index b5335f6122..44d6d38164 100644
--- a/drivers/common/cnxk/meson.build
+++ b/drivers/common/cnxk/meson.build
@@ -11,6 +11,7 @@ endif
 config_flag_fmt = 'RTE_LIBRTE_@0@_COMMON'
 deps = ['eal', 'pci', 'bus_pci', 'mbuf']
 sources = files(
+        'roc_ae.c',
         'roc_ae_fpm_tables.c',
         'roc_bphy.c',
         'roc_bphy_cgx.c',
diff --git a/drivers/common/cnxk/roc_ae.c b/drivers/common/cnxk/roc_ae.c
new file mode 100644
index 0000000000..cf3f7fc5f2
--- /dev/null
+++ b/drivers/common/cnxk/roc_ae.c
@@ -0,0 +1,142 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2021 Marvell.
+ */
+
+#include "roc_api.h"
+
+#define AE_EC_GRP_TBL_NAME "ae_ec_grp_tbl"
+
+struct ae_ec_grp_tbl {
+	uint64_t refcount;
+	uint8_t ec_grp_tbl[];
+};
+
+const struct roc_ae_ec_group ae_ec_grp[ROC_AE_EC_ID_PMAX] = {
+	{
+		.prime = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+				   0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+				   0xFF, 0xFF, 0xFF, 0xFE, 0xFF, 0xFF,
+				   0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
+			  .length = 24},
+		.order = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+				   0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+				   0x99, 0xDE, 0xF8, 0x36, 0x14, 0x6B,
+				   0xC9, 0xB1, 0xB4, 0xD2, 0x28, 0x31},
+			  .length = 24},
+	},
+	{
+		.prime = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+				   0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+				   0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00,
+				   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
+			  .length = 28},
+		.order = {.data = {0XFF, 0XFF, 0XFF, 0XFF, 0XFF, 0XFF, 0XFF,
+				   0XFF, 0XFF, 0XFF, 0XFF, 0XFF, 0XFF, 0XFF,
+				   0X16, 0XA2, 0XE0, 0XB8, 0XF0, 0X3E, 0X13,
+				   0XDD, 0X29, 0X45, 0X5C, 0X5C, 0X2A, 0X3D},
+			  .length = 28},
+	},
+	{
+		.prime = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00,
+				   0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+				   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
+				   0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+				   0xFF, 0xFF, 0xFF, 0xFF},
+			  .length = 32},
+		.order = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00,
+				   0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+				   0xFF, 0xFF, 0xBC, 0xE6, 0xFA, 0xAD, 0xA7,
+				   0x17, 0x9E, 0x84, 0xF3, 0xB9, 0xCA, 0xC2,
+				   0xFC, 0x63, 0x25, 0x51},
+			  .length = 32},
+	},
+	{.prime = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFE,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00,
+			    0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF},
+		   .length = 48},
+	 .order = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xC7, 0x63, 0x4D, 0x81, 0xF4, 0x37, 0x2D, 0xDF,
+			    0x58, 0x1A, 0x0D, 0xB2, 0x48, 0xB0, 0xA7, 0x7A,
+			    0xEC, 0xEC, 0x19, 0x6A, 0xCC, 0xC5, 0x29, 0x73},
+		   .length = 48}},
+	{.prime = {.data = {0x01, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF},
+		   .length = 66},
+	 .order = {.data = {0x01, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+			    0xFF, 0xFA, 0x51, 0x86, 0x87, 0x83, 0xBF, 0x2F,
+			    0x96, 0x6B, 0x7F, 0xCC, 0x01, 0x48, 0xF7, 0x09,
+			    0xA5, 0xD0, 0x3B, 0xB5, 0xC9, 0xB8, 0x89, 0x9C,
+			    0x47, 0xAE, 0xBB, 0x6F, 0xB7, 0x1E, 0x91, 0x38,
+			    0x64, 0x09},
+		   .length = 66}}};
+
+int
+roc_ae_ec_grp_get(struct roc_ae_ec_group **tbl)
+{
+	const char name[] = AE_EC_GRP_TBL_NAME;
+	struct ae_ec_grp_tbl *ec_grp;
+	const struct plt_memzone *mz;
+	int i, len = 0;
+	uint8_t *data;
+
+	if (tbl == NULL)
+		return -EINVAL;
+
+	len = sizeof(ae_ec_grp);
+
+	mz = plt_memzone_lookup(name);
+	if (mz == NULL) {
+		/* Create memzone first time */
+		mz = plt_memzone_reserve_cache_align(
+			name, len + sizeof(struct ae_ec_grp_tbl));
+		if (mz == NULL)
+			return -ENOMEM;
+	}
+
+	ec_grp = mz->addr;
+
+	if (__atomic_fetch_add(&ec_grp->refcount, 1, __ATOMIC_SEQ_CST) != 0)
+		return 0;
+
+	data = PLT_PTR_ADD(mz->addr, sizeof(uint64_t));
+
+	for (i = 0; i < ROC_AE_EC_ID_PMAX; i++) {
+		memcpy(data, &ae_ec_grp[i], sizeof(struct roc_ae_ec_group));
+		tbl[i] = (struct roc_ae_ec_group *)data;
+		data += sizeof(struct roc_ae_ec_group);
+	}
+
+	return 0;
+}
+
+void
+roc_ae_ec_grp_put(void)
+{
+	const char name[] = AE_EC_GRP_TBL_NAME;
+	const struct plt_memzone *mz;
+	struct ae_ec_grp_tbl *ec_grp;
+
+	mz = plt_memzone_lookup(name);
+	if (mz == NULL)
+		return;
+
+	ec_grp = mz->addr;
+	/* Decrement number of devices using EC grp table */
+	if (__atomic_sub_fetch(&ec_grp->refcount, 1, __ATOMIC_SEQ_CST) == 0)
+		plt_memzone_free(mz);
+}
diff --git a/drivers/common/cnxk/roc_ae.h b/drivers/common/cnxk/roc_ae.h
index c549e18c10..5072cc5a5e 100644
--- a/drivers/common/cnxk/roc_ae.h
+++ b/drivers/common/cnxk/roc_ae.h
@@ -53,4 +53,11 @@ struct roc_ae_ec_ctx {
 	uint8_t curveid;
 };
 
+/* Buffer pointer */
+struct roc_ae_buf_ptr {
+	void *vaddr;
+};
+
+int __roc_api roc_ae_ec_grp_get(struct roc_ae_ec_group **tbl);
+void __roc_api roc_ae_ec_grp_put(void);
 #endif /* __ROC_AE_H__ */
diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index bea178490a..18890158d6 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -10,6 +10,8 @@ INTERNAL {
 	cnxk_logtype_sso;
 	cnxk_logtype_tim;
 	cnxk_logtype_tm;
+	roc_ae_ec_grp_get;
+	roc_ae_ec_grp_put;
 	roc_ae_fpm_get;
 	roc_ae_fpm_put;
 	roc_bphy_cgx_dev_fini;