[v3,4/5] raw/ifpga/base: free resources when destroying ifpga device
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Commit Message
From: Wei Huang <wei.huang@intel.com>
Add two functions to complete the resource free work, one is
'ifpga_adapter_destroy()', the other is 'ifpga_bus_uinit()'.
Then call 'opae_adapter_destroy()' and 'opae_adapter_data_free()'
in 'ifpga_rawdev_close()' to free resources.
Also 'opae_adapter_free()' is removed from 'ifpga_rawdev_destroy()',
because opae adapter is pointed by dev_private member in raw_dev,
it will be freed in 'rte_rawdev_pmd_release()'.
Signed-off-by: Wei Huang <wei.huang@intel.com>
Signed-off-by: Tianfei zhang <tianfei.zhang@intel.com>
---
v3: Free the driver resouce on rawdev close ops.
---
drivers/raw/ifpga/base/ifpga_api.c | 12 ++++++++++++
drivers/raw/ifpga/base/ifpga_enumerate.c | 16 ++++++++++++++++
drivers/raw/ifpga/base/ifpga_enumerate.h | 1 +
drivers/raw/ifpga/ifpga_rawdev.c | 17 ++++++++++++++---
4 files changed, 43 insertions(+), 3 deletions(-)
@@ -330,8 +330,20 @@ static int ifpga_adapter_enumerate(struct opae_adapter *adapter)
return -ENOMEM;
}
+static void ifpga_adapter_destroy(struct opae_adapter *adapter)
+{
+ struct ifpga_fme_hw *fme;
+
+ if (adapter && adapter->mgr && adapter->mgr->data) {
+ fme = (struct ifpga_fme_hw *)adapter->mgr->data;
+ if (fme->parent)
+ ifpga_bus_uinit(fme->parent);
+ }
+}
+
struct opae_adapter_ops ifpga_adapter_ops = {
.enumerate = ifpga_adapter_enumerate,
+ .destroy = ifpga_adapter_destroy,
};
/**
@@ -722,3 +722,19 @@ int ifpga_bus_init(struct ifpga_hw *hw)
return 0;
}
+
+int ifpga_bus_uinit(struct ifpga_hw *hw)
+{
+ int i;
+ struct ifpga_port_hw *port;
+
+ if (hw) {
+ fme_hw_uinit(&hw->fme);
+ for (i = 0; i < MAX_FPGA_PORT_NUM; i++) {
+ port = &hw->port[i];
+ port_hw_uinit(port);
+ }
+ }
+
+ return 0;
+}
@@ -6,6 +6,7 @@
#define _IFPGA_ENUMERATE_H_
int ifpga_bus_init(struct ifpga_hw *hw);
+int ifpga_bus_uinit(struct ifpga_hw *hw);
int ifpga_bus_enumerate(struct ifpga_hw *hw);
#endif /* _IFPGA_ENUMERATE_H_ */
@@ -720,6 +720,16 @@ ifpga_rawdev_stop(struct rte_rawdev *dev)
static int
ifpga_rawdev_close(struct rte_rawdev *dev)
{
+ struct opae_adapter *adapter;
+
+ if (dev) {
+ adapter = ifpga_rawdev_get_priv(dev);
+ if (adapter) {
+ opae_adapter_destroy(adapter);
+ opae_adapter_data_free(adapter->data);
+ }
+ }
+
return dev ? 0:1;
}
@@ -1535,6 +1545,7 @@ ifpga_rawdev_destroy(struct rte_pci_device *pci_dev)
char name[RTE_RAWDEV_NAME_MAX_LEN];
struct opae_adapter *adapter;
struct opae_manager *mgr;
+ struct ifpga_rawdev *dev;
if (!pci_dev) {
IFPGA_RAWDEV_PMD_ERR("Invalid pci_dev of the device!");
@@ -1554,6 +1565,9 @@ ifpga_rawdev_destroy(struct rte_pci_device *pci_dev)
IFPGA_RAWDEV_PMD_ERR("Invalid device name (%s)", name);
return -EINVAL;
}
+ dev = ifpga_rawdev_get(rawdev);
+ if (dev)
+ dev->rawdev = NULL;
adapter = ifpga_rawdev_get_priv(rawdev);
if (!adapter)
@@ -1567,9 +1581,6 @@ ifpga_rawdev_destroy(struct rte_pci_device *pci_dev)
fme_interrupt_handler, mgr) < 0)
return -EINVAL;
- opae_adapter_data_free(adapter->data);
- opae_adapter_free(adapter);
-
/* rte_rawdev_close is called by pmd_release */
ret = rte_rawdev_pmd_release(rawdev);
if (ret)