common/mlx5: share PCI device detection

[dpdk.git] / drivers / net / mlx5 / mlx5_ethdev.c

diff --git a/drivers/net/mlx5/mlx5_ethdev.c b/drivers/net/mlx5/mlx5_ethdev.c
index eddf888..2628e64 100644 (file)
--- a/drivers/net/mlx5/mlx5_ethdev.c
+++ b/drivers/net/mlx5/mlx5_ethdev.c
@@ -38,6 +38,7 @@
 
 #include <mlx5_glue.h>
 #include <mlx5_devx_cmds.h>
+#include <mlx5_common.h>
 
 #include "mlx5.h"
 #include "mlx5_rxtx.h"
@@ -1211,58 +1212,6 @@ mlx5_dev_set_flow_ctrl(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
        return 0;
 }
 
-/**
- * Get PCI information by sysfs device path.
- *
- * @param dev_path
- *   Pointer to device sysfs folder name.
- * @param[out] pci_addr
- *   PCI bus address output buffer.
- *
- * @return
- *   0 on success, a negative errno value otherwise and rte_errno is set.
- */
-int
-mlx5_dev_to_pci_addr(const char *dev_path,
-                    struct rte_pci_addr *pci_addr)
-{
-       FILE *file;
-       char line[32];
-       MKSTR(path, "%s/device/uevent", dev_path);
-
-       file = fopen(path, "rb");
-       if (file == NULL) {
-               rte_errno = errno;
-               return -rte_errno;
-       }
-       while (fgets(line, sizeof(line), file) == line) {
-               size_t len = strlen(line);
-               int ret;
-
-               /* Truncate long lines. */
-               if (len == (sizeof(line) - 1))
-                       while (line[(len - 1)] != '\n') {
-                               ret = fgetc(file);
-                               if (ret == EOF)
-                                       break;
-                               line[(len - 1)] = ret;
-                       }
-               /* Extract information. */
-               if (sscanf(line,
-                          "PCI_SLOT_NAME="
-                          "%" SCNx32 ":%" SCNx8 ":%" SCNx8 ".%" SCNx8 "\n",
-                          &pci_addr->domain,
-                          &pci_addr->bus,
-                          &pci_addr->devid,
-                          &pci_addr->function) == 4) {
-                       ret = 0;
-                       break;
-               }
-       }
-       fclose(file);
-       return 0;
-}
-
 /**
  * Handle asynchronous removal event for entire multiport device.
  *