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{
    "id": 29517,
    "url": "http://patches.dpdk.org/api/patches/29517/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/20171003094019.562-2-akhil.goyal@nxp.com/",
    "project": {
        "id": 1,
        "url": "http://patches.dpdk.org/api/projects/1/?format=api",
        "name": "DPDK",
        "link_name": "dpdk",
        "list_id": "dev.dpdk.org",
        "list_email": "dev@dpdk.org",
        "web_url": "http://core.dpdk.org",
        "scm_url": "git://dpdk.org/dpdk",
        "webscm_url": "http://git.dpdk.org/dpdk",
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    "msgid": "<20171003094019.562-2-akhil.goyal@nxp.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20171003094019.562-2-akhil.goyal@nxp.com",
    "date": "2017-10-03T09:40:16",
    "name": "[dpdk-dev,v3,1/4] bus/dpaa: scan for DPAA Crypto devices",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "470d3a2b83dc6b29f22533c5b0260b27adfc3bba",
    "submitter": {
        "id": 517,
        "url": "http://patches.dpdk.org/api/people/517/?format=api",
        "name": "Akhil Goyal",
        "email": "akhil.goyal@nxp.com"
    },
    "delegate": {
        "id": 22,
        "url": "http://patches.dpdk.org/api/users/22/?format=api",
        "username": "pdelarag",
        "first_name": "Pablo",
        "last_name": "de Lara Guarch",
        "email": "pablo.de.lara.guarch@intel.com"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/20171003094019.562-2-akhil.goyal@nxp.com/mbox/",
    "series": [],
    "comments": "http://patches.dpdk.org/api/patches/29517/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/29517/checks/",
    "tags": {},
    "related": [],
    "headers": {
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        "From": "<akhil.goyal@nxp.com>",
        "To": "<dev@dpdk.org>",
        "CC": "<declan.doherty@intel.com>, <pablo.de.lara.guarch@intel.com>,\n\t<hemant.agrawal@nxp.com>, <john.mcnamara@intel.com>",
        "Date": "Tue, 3 Oct 2017 15:10:16 +0530",
        "Message-ID": "<20171003094019.562-2-akhil.goyal@nxp.com>",
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        "Subject": "[dpdk-dev] [PATCH v3 1/4] bus/dpaa: scan for DPAA Crypto devices",
        "X-BeenThere": "dev@dpdk.org",
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        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
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        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "From: Akhil Goyal <akhil.goyal@nxp.com>\n\nSigned-off-by: Shreyansh Jain <shreyansh.jain@nxp.com>\nSigned-off-by: Akhil Goyal <akhil.goyal@nxp.com>\n---\n config/defconfig_arm64-dpaa-linuxapp-gcc |  3 ++\n drivers/bus/dpaa/dpaa_bus.c              | 52 ++++++++++++++++++++++++++++++++\n 2 files changed, 55 insertions(+)",
    "diff": "diff --git a/config/defconfig_arm64-dpaa-linuxapp-gcc b/config/defconfig_arm64-dpaa-linuxapp-gcc\nindex f59834c..7887fd0 100644\n--- a/config/defconfig_arm64-dpaa-linuxapp-gcc\n+++ b/config/defconfig_arm64-dpaa-linuxapp-gcc\n@@ -57,3 +57,6 @@ CONFIG_RTE_MBUF_DEFAULT_MEMPOOL_OPS=\"dpaa\"\n \n # Compile software NXP DPAA PMD\n CONFIG_RTE_LIBRTE_DPAA_PMD=y\n+\n+# DPAA CAAM driver instances\n+CONFIG_RTE_LIBRTE_DPAA_MAX_CRYPTODEV=4\ndiff --git a/drivers/bus/dpaa/dpaa_bus.c b/drivers/bus/dpaa/dpaa_bus.c\nindex 7ae5bfa..2c594d8 100644\n--- a/drivers/bus/dpaa/dpaa_bus.c\n+++ b/drivers/bus/dpaa/dpaa_bus.c\n@@ -93,6 +93,22 @@ dpaa_remove_from_device_list(struct rte_dpaa_device *dev)\n \tTAILQ_INSERT_TAIL(&rte_dpaa_bus.device_list, dev, next);\n }\n \n+/*\n+ * Reads the SEC device from DTS\n+ * Returns -1 if SEC devices not available, 0 otherwise\n+ */\n+static inline int\n+dpaa_sec_available(void)\n+{\n+\tconst struct device_node *caam_node;\n+\n+\tfor_each_compatible_node(caam_node, NULL, \"fsl,sec-v4.0\") {\n+\t\treturn 0;\n+\t}\n+\n+\treturn -1;\n+}\n+\n static void dpaa_clean_device_list(void);\n \n static int\n@@ -134,6 +150,42 @@ dpaa_create_device_list(void)\n \n \trte_dpaa_bus.device_count = i;\n \n+\t/* Unlike case of ETH, RTE_LIBRTE_DPAA_MAX_CRYPTODEV SEC devices are\n+\t * constantly created only if \"sec\" property is found in the device\n+\t * tree. Logically there is no limit for number of devices (QI\n+\t * interfaces) that can be created.\n+\t */\n+\n+\tif (dpaa_sec_available()) {\n+\t\tDPAA_BUS_LOG(INFO, \"DPAA SEC devices are not available\");\n+\t\treturn 0;\n+\t}\n+\n+\t/* Creating SEC Devices */\n+\tfor (i = 0; i < RTE_LIBRTE_DPAA_MAX_CRYPTODEV; i++) {\n+\t\tdev = calloc(1, sizeof(struct rte_dpaa_device));\n+\t\tif (!dev) {\n+\t\t\tDPAA_BUS_LOG(ERR, \"Failed to allocate SEC devices\");\n+\t\t\tret = -1;\n+\t\t\tgoto cleanup;\n+\t\t}\n+\n+\t\tdev->device_type = FSL_DPAA_CRYPTO;\n+\t\tdev->id.dev_id = rte_dpaa_bus.device_count + i;\n+\n+\t\t/* Even though RTE_CRYPTODEV_NAME_MAX_LEN is valid length of\n+\t\t * crypto PMD, using RTE_ETH_NAME_MAX_LEN as that is the size\n+\t\t * allocated for dev->name/\n+\t\t */\n+\t\tmemset(dev->name, 0, RTE_ETH_NAME_MAX_LEN);\n+\t\tsprintf(dev->name, \"dpaa-sec%d\", i);\n+\t\tDPAA_BUS_LOG(DEBUG, \"Device added: %s\", dev->name);\n+\n+\t\tdpaa_add_to_device_list(dev);\n+\t}\n+\n+\trte_dpaa_bus.device_count += i;\n+\n \treturn 0;\n \n cleanup:\n",
    "prefixes": [
        "dpdk-dev",
        "v3",
        "1/4"
    ]
}