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{
    "id": 13155,
    "url": "https://patches.dpdk.org/api/patches/13155/?format=api",
    "web_url": "https://patches.dpdk.org/project/dpdk/patch/1464838185-21751-5-git-send-email-mukawa@igel.co.jp/",
    "project": {
        "id": 1,
        "url": "https://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",
        "list_archive_url": "https://inbox.dpdk.org/dev",
        "list_archive_url_format": "https://inbox.dpdk.org/dev/{}",
        "commit_url_format": ""
    },
    "msgid": "<1464838185-21751-5-git-send-email-mukawa@igel.co.jp>",
    "list_archive_url": "https://inbox.dpdk.org/dev/1464838185-21751-5-git-send-email-mukawa@igel.co.jp",
    "date": "2016-06-02T03:29:43",
    "name": "[dpdk-dev,v5,4/6] virtio, qtest: Add misc functions to handle pci information",
    "commit_ref": null,
    "pull_url": null,
    "state": "rejected",
    "archived": true,
    "hash": "3a7a589831f2d0156017baa9502fb73ff440dd34",
    "submitter": {
        "id": 64,
        "url": "https://patches.dpdk.org/api/people/64/?format=api",
        "name": "Tetsuya Mukawa",
        "email": "mukawa@igel.co.jp"
    },
    "delegate": {
        "id": 355,
        "url": "https://patches.dpdk.org/api/users/355/?format=api",
        "username": "yliu",
        "first_name": "Yuanhan",
        "last_name": "Liu",
        "email": "yuanhan.liu@linux.intel.com"
    },
    "mbox": "https://patches.dpdk.org/project/dpdk/patch/1464838185-21751-5-git-send-email-mukawa@igel.co.jp/mbox/",
    "series": [],
    "comments": "https://patches.dpdk.org/api/patches/13155/comments/",
    "check": "pending",
    "checks": "https://patches.dpdk.org/api/patches/13155/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
        "X-Original-To": "patchwork@dpdk.org",
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        "X-Received": "by 10.66.139.108 with SMTP id qx12mr2390470pab.27.1464838205561; \n\tWed, 01 Jun 2016 20:30:05 -0700 (PDT)",
        "From": "Tetsuya Mukawa <mukawa@igel.co.jp>",
        "To": "dev@dpdk.org",
        "Cc": "yuanhan.liu@linux.intel.com, jianfeng.tan@intel.com, huawei.xie@intel.com,\n\tTetsuya Mukawa <mukawa@igel.co.jp>",
        "Date": "Thu,  2 Jun 2016 12:29:43 +0900",
        "Message-Id": "<1464838185-21751-5-git-send-email-mukawa@igel.co.jp>",
        "X-Mailer": "git-send-email 2.7.4",
        "In-Reply-To": [
            "<1464838185-21751-1-git-send-email-mukawa@igel.co.jp>",
            "<1457512409-24403-12-git-send-email-mukawa@igel.co.jp>"
        ],
        "References": [
            "<1464838185-21751-1-git-send-email-mukawa@igel.co.jp>",
            "<1457512409-24403-12-git-send-email-mukawa@igel.co.jp>"
        ],
        "Subject": "[dpdk-dev] [PATCH v5 4/6] virtio,\n\tqtest: Add misc functions to handle pci information",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.15",
        "Precedence": "list",
        "List-Id": "patches and discussions about DPDK <dev.dpdk.org>",
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        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "The patch adds below functions.\n - qtest_read_pci_cfg\n - qtest_get_bar_addr\n - qtest_get_bar_size\nThese are used for handling pci device information.\nIt will be called by later patches.\n\nSigned-off-by: Tetsuya Mukawa <mukawa@igel.co.jp>\n---\n drivers/net/virtio/virtio_qtest/qtest_utils.c | 77 +++++++++++++++++++++++++++\n drivers/net/virtio/virtio_qtest/qtest_utils.h | 56 +++++++++++++++++++\n 2 files changed, 133 insertions(+)",
    "diff": "diff --git a/drivers/net/virtio/virtio_qtest/qtest_utils.c b/drivers/net/virtio/virtio_qtest/qtest_utils.c\nindex 9bc1fca..27118fb 100644\n--- a/drivers/net/virtio/virtio_qtest/qtest_utils.c\n+++ b/drivers/net/virtio/virtio_qtest/qtest_utils.c\n@@ -389,6 +389,83 @@ qtest_find_device(struct qtest_session *s, const char *name)\n \treturn NULL;\n }\n \n+/*\n+ * The function is used for reading pci configuration space of specifed device.\n+ */\n+int\n+qtest_read_pci_cfg(struct qtest_session *s, const char *name,\n+\t\tvoid *buf, size_t len, off_t offset)\n+{\n+\tstruct qtest_pci_device *dev;\n+\tuint32_t i;\n+\tuint8_t *p = buf;\n+\n+\tdev = qtest_find_device(s, name);\n+\tif (dev == NULL) {\n+\t\tPMD_DRV_LOG(ERR, \"Cannot find specified device: %s\", name);\n+\t\treturn -1;\n+\t}\n+\n+\tfor (i = 0; i < len; i++) {\n+\t\t*(p + i) = qtest_pci_inb(s,\n+\t\t\t\tdev->bus_addr, dev->device_addr, 0, offset + i);\n+\t}\n+\n+\treturn 0;\n+}\n+\n+static struct qtest_pci_bar *\n+qtest_get_bar(struct qtest_session *s, const char *name, uint8_t bar)\n+{\n+\tstruct qtest_pci_device *dev;\n+\n+\tif (bar >= NB_BAR) {\n+\t\tPMD_DRV_LOG(ERR, \"Invalid bar is specified: %u\", bar);\n+\t\treturn NULL;\n+\t}\n+\n+\tdev = qtest_find_device(s, name);\n+\tif (dev == NULL) {\n+\t\tPMD_DRV_LOG(ERR, \"Cannot find specified device: %s\", name);\n+\t\treturn NULL;\n+\t}\n+\n+\tif (dev->bar[bar].type == QTEST_PCI_BAR_DISABLE) {\n+\t\tPMD_DRV_LOG(ERR, \"Cannot find valid BAR(%s): %u\", name, bar);\n+\t\treturn NULL;\n+\t}\n+\n+\treturn &dev->bar[bar];\n+}\n+\n+int\n+qtest_get_bar_addr(struct qtest_session *s, const char *name,\n+\t\tuint8_t bar, uint64_t **addr)\n+{\n+\tstruct qtest_pci_bar *bar_ptr;\n+\n+\tbar_ptr = qtest_get_bar(s, name, bar);\n+\tif (bar_ptr == NULL)\n+\t\treturn -1;\n+\n+\t*addr = (uint64_t *)bar_ptr->region_start;\n+\treturn 0;\n+}\n+\n+int\n+qtest_get_bar_size(struct qtest_session *s, const char *name,\n+\t\tuint8_t bar, uint64_t *size)\n+{\n+\tstruct qtest_pci_bar *bar_ptr;\n+\n+\tbar_ptr = qtest_get_bar(s, name, bar);\n+\tif (bar_ptr == NULL)\n+\t\treturn -1;\n+\n+\t*size = bar_ptr->region_size;\n+\treturn 0;\n+}\n+\n static void\n qtest_event_send(struct qtest_session *s, char *buf)\n {\ndiff --git a/drivers/net/virtio/virtio_qtest/qtest_utils.h b/drivers/net/virtio/virtio_qtest/qtest_utils.h\nindex 6c70552..e41374f 100644\n--- a/drivers/net/virtio/virtio_qtest/qtest_utils.h\n+++ b/drivers/net/virtio/virtio_qtest/qtest_utils.h\n@@ -218,6 +218,62 @@ void qtest_write(struct qtest_session *s, uint64_t addr,\n \n /**\n  * @internal\n+ * Read pci configuration space of QEMU guest.\n+ *\n+ * @param s\n+ *   The pointer to qtest session structure.\n+ * @param name\n+ *   The name of pci device.\n+ * @param buf\n+ *   The pointer to the buffer.\n+ * @param len\n+ *   Length to read.\n+ * @param offset\n+ *   Offset of pci configuration space.\n+ * @return\n+ *   0 on success, negative on error\n+ */\n+int qtest_read_pci_cfg(struct qtest_session *s, const char *name,\n+\t\t\tvoid *buf, size_t len, off_t offset);\n+\n+/**\n+ * @internal\n+ * Get BAR address of a specified pci device.\n+ *\n+ * @param s\n+ *   The pointer to qtest session structure.\n+ * @param name\n+ *   The name of pci device.\n+ * @param bar\n+ *   The index of BAR. Should be between 0 to 5.\n+ * @param addr\n+ *   The pointer to store BAR address.\n+ * @return\n+ *   0 on success, negative on error\n+ */\n+int qtest_get_bar_addr(struct qtest_session *s, const char *name,\n+\t\t\tuint8_t bar, uint64_t **addr);\n+\n+/**\n+ * @internal\n+ * Get BAR size of a specified pci device.\n+ *\n+ * @param s\n+ *   The pointer to qtest session structure.\n+ * @param name\n+ *   The name of pci device.\n+ * @param bar\n+ *   The index of BAR. Should be between 0 to 5.\n+ * @param size\n+ *   The pointer to store BAR size.\n+ * @return\n+ *   0 on success, negative on error\n+ */\n+int qtest_get_bar_size(struct qtest_session *s, const char *name,\n+\t\t\tuint8_t bar, uint64_t *size);\n+\n+/**\n+ * @internal\n  * Initialization function of general device.\n  *\n  * @param s\n",
    "prefixes": [
        "dpdk-dev",
        "v5",
        "4/6"
    ]
}