DPDK patches and discussions
 help / color / mirror / Atom feed
From: Yong Zhang <zhang.yong25@zte.com.cn>
To: dev@dpdk.org
Cc: Yong Zhang <zhang.yong25@zte.com.cn>
Subject: [v1,3/5] raw/zxdh: add support for standard rawdev operations
Date: Mon,  5 Aug 2024 21:34:58 +0800	[thread overview]
Message-ID: <20240805133750.1542615-6-zhang.yong25@zte.com.cn> (raw)
In-Reply-To: <20240805133750.1542615-1-zhang.yong25@zte.com.cn>


[-- Attachment #1.1.1: Type: text/plain, Size: 5402 bytes --]

Add support for rawdev operations such as dev_start and dev_stop.

Signed-off-by: Yong Zhang <zhang.yong25@zte.com.cn>
---
 drivers/raw/zxdh/zxdh_rawdev.c | 136 ++++++++++++++++++++++++++++++++-
 drivers/raw/zxdh/zxdh_rawdev.h |  10 +++
 2 files changed, 145 insertions(+), 1 deletion(-)

diff --git a/drivers/raw/zxdh/zxdh_rawdev.c b/drivers/raw/zxdh/zxdh_rawdev.c
index 5e42669bc7..ce83c3b626 100644
--- a/drivers/raw/zxdh/zxdh_rawdev.c
+++ b/drivers/raw/zxdh/zxdh_rawdev.c
@@ -111,6 +111,96 @@ zxdh_gdma_write_reg(struct rte_rawdev *dev, uint16_t queue_id, uint offset, uint
 	*(uint *)(gdmadev->base_addr + addr) = val;
 }
 
+static int
+zxdh_gdma_rawdev_info_get(struct rte_rawdev *dev,
+						  __rte_unused rte_rawdev_obj_t dev_info,
+						  __rte_unused size_t dev_info_size)
+{
+	if (dev == NULL)
+		return -EINVAL;
+
+	return 0;
+}
+
+static int
+zxdh_gdma_rawdev_configure(const struct rte_rawdev *dev,
+						   rte_rawdev_obj_t config,
+						   size_t config_size)
+{
+	struct zxdh_gdma_config *gdma_config = NULL;
+
+	if ((dev == NULL) ||
+		(config == NULL) ||
+		(config_size != sizeof(struct zxdh_gdma_config)))
+		return -EINVAL;
+
+	gdma_config = (struct zxdh_gdma_config *)config;
+	if (gdma_config->max_vqs > ZXDH_GDMA_TOTAL_CHAN_NUM) {
+		ZXDH_PMD_LOG(ERR, "gdma supports up to %d queues", ZXDH_GDMA_TOTAL_CHAN_NUM);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int
+zxdh_gdma_rawdev_start(struct rte_rawdev *dev)
+{
+	struct zxdh_gdma_rawdev *gdmadev = NULL;
+
+	if (dev == NULL)
+		return -EINVAL;
+
+	gdmadev = zxdh_gdma_rawdev_get_priv(dev);
+	gdmadev->device_state = ZXDH_GDMA_DEV_RUNNING;
+
+	return 0;
+}
+
+static void
+zxdh_gdma_rawdev_stop(struct rte_rawdev *dev)
+{
+	struct zxdh_gdma_rawdev *gdmadev = NULL;
+
+	if (dev == NULL)
+		return;
+
+	gdmadev = zxdh_gdma_rawdev_get_priv(dev);
+	gdmadev->device_state = ZXDH_GDMA_DEV_STOPPED;
+}
+
+static int
+zxdh_gdma_rawdev_reset(struct rte_rawdev *dev)
+{
+	if (dev == NULL)
+		return -EINVAL;
+
+	return 0;
+}
+
+static int
+zxdh_gdma_rawdev_close(struct rte_rawdev *dev)
+{
+	struct zxdh_gdma_rawdev *gdmadev = NULL;
+	struct zxdh_gdma_queue *queue = NULL;
+	uint16_t queue_id = 0;
+
+	if (dev == NULL)
+		return -EINVAL;
+
+	for (queue_id = 0; queue_id < ZXDH_GDMA_TOTAL_CHAN_NUM; queue_id++) {
+		queue = zxdh_gdma_get_queue(dev, queue_id);
+		if ((queue == NULL) || (queue->enable == 0))
+			continue;
+
+		zxdh_gdma_queue_free(dev, queue_id);
+	}
+	gdmadev = zxdh_gdma_rawdev_get_priv(dev);
+	gdmadev->device_state = ZXDH_GDMA_DEV_STOPPED;
+
+	return 0;
+}
+
 static int
 zxdh_gdma_rawdev_queue_setup(struct rte_rawdev *dev,
 							 uint16_t queue_id,
@@ -192,8 +282,52 @@ zxdh_gdma_rawdev_queue_setup(struct rte_rawdev *dev,
 	return queue_id;
 }
 
+static int
+zxdh_gdma_rawdev_queue_release(struct rte_rawdev *dev, uint16_t queue_id)
+{
+	struct zxdh_gdma_queue *queue = NULL;
+
+	if (dev == NULL)
+		return -EINVAL;
+
+	queue = zxdh_gdma_get_queue(dev, queue_id);
+	if ((queue == NULL) || (queue->enable == 0))
+		return -EINVAL;
+
+	zxdh_gdma_queue_free(dev, queue_id);
+
+	return 0;
+}
+
+static int
+zxdh_gdma_rawdev_get_attr(struct rte_rawdev *dev,
+						  __rte_unused const char *attr_name,
+						  uint64_t *attr_value)
+{
+	struct zxdh_gdma_rawdev *gdmadev = NULL;
+	struct zxdh_gdma_attr *gdma_attr = NULL;
+
+	if ((dev == NULL) || (attr_value == NULL))
+		return -EINVAL;
+
+	gdmadev   = zxdh_gdma_rawdev_get_priv(dev);
+	gdma_attr = (struct zxdh_gdma_attr *)attr_value;
+	gdma_attr->num_hw_queues = gdmadev->used_num;
+
+	return 0;
+}
 static const struct rte_rawdev_ops zxdh_gdma_rawdev_ops = {
+	.dev_info_get = zxdh_gdma_rawdev_info_get,
+	.dev_configure = zxdh_gdma_rawdev_configure,
+	.dev_start = zxdh_gdma_rawdev_start,
+	.dev_stop = zxdh_gdma_rawdev_stop,
+	.dev_close = zxdh_gdma_rawdev_close,
+	.dev_reset = zxdh_gdma_rawdev_reset,
+
 	.queue_setup = zxdh_gdma_rawdev_queue_setup,
+	.queue_release = zxdh_gdma_rawdev_queue_release,
+
+	.attr_get = zxdh_gdma_rawdev_get_attr,
 };
 
 static int
@@ -256,7 +390,7 @@ zxdh_gdma_queue_init(struct rte_rawdev *dev, uint16_t queue_id)
 	ZXDH_PMD_LOG(INFO, "queue%u ring phy addr:0x%"PRIx64" virt addr:%p",
 						queue_id, mz->iova, mz->addr);
 
-	/* Initialize the hardware channel */
+	/* Configure the hardware channel to the initial state */
 	zxdh_gdma_write_reg(dev, queue_id, ZXDH_GDMA_CONTROL_OFFSET,
 		ZXDH_GDMA_CHAN_FORCE_CLOSE);
 	zxdh_gdma_write_reg(dev, queue_id, ZXDH_GDMA_TC_CNT_OFFSET,
diff --git a/drivers/raw/zxdh/zxdh_rawdev.h b/drivers/raw/zxdh/zxdh_rawdev.h
index 850f1f7ec4..b4e923261d 100644
--- a/drivers/raw/zxdh/zxdh_rawdev.h
+++ b/drivers/raw/zxdh/zxdh_rawdev.h
@@ -102,6 +102,12 @@ struct zxdh_gdma_rawdev {
 	struct zxdh_gdma_queue vqs[ZXDH_GDMA_TOTAL_CHAN_NUM];
 };
 
+struct zxdh_gdma_config {
+	uint16_t max_hw_queues_per_core;
+	uint16_t max_vqs;
+	int fle_queue_pool_cnt;
+};
+
 struct zxdh_gdma_rbp {
 	uint use_ultrashort:1;
 	uint enable:1;
@@ -121,6 +127,10 @@ struct zxdh_gdma_queue_config {
 	struct zxdh_gdma_rbp *rbp;
 };
 
+struct zxdh_gdma_attr {
+	uint16_t num_hw_queues;
+};
+
 static inline struct zxdh_gdma_rawdev *
 zxdh_gdma_rawdev_get_priv(const struct rte_rawdev *rawdev)
 {
-- 
2.43.0

[-- Attachment #1.1.2: Type: text/html , Size: 11771 bytes --]

  parent reply	other threads:[~2024-08-05 13:45 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-05 13:34 [v1,1/5] raw/zxdh: introduce zxdh raw device driver Yong Zhang
2024-08-05 13:34 ` [v1,2/5] raw/zxdh: add support for queue setup operation Yong Zhang
2024-08-05 13:34 ` Yong Zhang [this message]
2024-08-05 13:35 ` [v1,4/5] raw/zxdh: add support for enqueue operation Yong Zhang
2024-08-05 13:35 ` [v1,5/5] raw/zxdh: add support for dequeue operation Yong Zhang
2024-08-05 15:45 ` [v1,1/5] raw/zxdh: introduce zxdh raw device driver Stephen Hemminger
2024-08-12  6:40   ` zhang.yong25

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20240805133750.1542615-6-zhang.yong25@zte.com.cn \
    --to=zhang.yong25@zte.com.cn \
    --cc=dev@dpdk.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).