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[PULL,11/14] rocker: allow user to specify rocker world by property

Message ID 1457320380-5111-12-git-send-email-jasowang@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Jason Wang March 7, 2016, 3:12 a.m. UTC
From: Jiri Pirko <jiri@mellanox.com>

Add property to specify rocker world. All ports will be assigned to this
world.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
 hw/net/rocker/rocker.c | 29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)
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Patch

diff --git a/hw/net/rocker/rocker.c b/hw/net/rocker/rocker.c
index 104c097..30f2ce4 100644
--- a/hw/net/rocker/rocker.c
+++ b/hw/net/rocker/rocker.c
@@ -43,6 +43,7 @@  struct rocker {
 
     /* switch configuration */
     char *name;                  /* switch name */
+    char *world_name;            /* world name */
     uint32_t fp_ports;           /* front-panel port count */
     NICPeers *fp_ports_peers;
     MACAddr fp_start_macaddr;    /* front-panel port 0 mac addr */
@@ -1286,6 +1287,18 @@  static void rocker_msix_uninit(Rocker *r)
     rocker_msix_vectors_unuse(r, ROCKER_MSIX_VEC_COUNT(r->fp_ports));
 }
 
+static World *rocker_world_type_by_name(Rocker *r, const char *name)
+{
+    int i;
+
+    for (i = 0; i < ROCKER_WORLD_TYPE_MAX; i++) {
+        if (strcmp(name, world_name(r->worlds[i])) == 0) {
+            return r->worlds[i];
+	}
+    }
+    return NULL;
+}
+
 static int pci_rocker_init(PCIDevice *dev)
 {
     Rocker *r = to_rocker(dev);
@@ -1297,7 +1310,6 @@  static int pci_rocker_init(PCIDevice *dev)
     /* allocate worlds */
 
     r->worlds[ROCKER_WORLD_TYPE_OF_DPA] = of_dpa_world_alloc(r);
-    r->world_dflt = r->worlds[ROCKER_WORLD_TYPE_OF_DPA];
 
     for (i = 0; i < ROCKER_WORLD_TYPE_MAX; i++) {
         if (!r->worlds[i]) {
@@ -1306,6 +1318,19 @@  static int pci_rocker_init(PCIDevice *dev)
         }
     }
 
+    if (!r->world_name) {
+        r->world_name = g_strdup(world_name(r->worlds[ROCKER_WORLD_TYPE_OF_DPA]));
+    }
+
+    r->world_dflt = rocker_world_type_by_name(r, r->world_name);
+    if (!r->world_dflt) {
+        fprintf(stderr,
+                "rocker: requested world \"%s\" does not exist\n",
+                r->world_name);
+        err = -EINVAL;
+        goto err_world_type_by_name;
+    }
+
     /* set up memory-mapped region at BAR0 */
 
     memory_region_init_io(&r->mmio, OBJECT(r), &rocker_mmio_ops, r,
@@ -1439,6 +1464,7 @@  err_duplicate:
 err_msix_init:
     object_unparent(OBJECT(&r->msix_bar));
     object_unparent(OBJECT(&r->mmio));
+err_world_type_by_name:
 err_world_alloc:
     for (i = 0; i < ROCKER_WORLD_TYPE_MAX; i++) {
         if (r->worlds[i]) {
@@ -1510,6 +1536,7 @@  static void rocker_reset(DeviceState *dev)
 
 static Property rocker_properties[] = {
     DEFINE_PROP_STRING("name", Rocker, name),
+    DEFINE_PROP_STRING("world", Rocker, world_name),
     DEFINE_PROP_MACADDR("fp_start_macaddr", Rocker,
                         fp_start_macaddr),
     DEFINE_PROP_UINT64("switch_id", Rocker,