Patchwork [03/32] vmstate: port ads7846

login
register
mail settings
Submitter Juan Quintela
Date March 10, 2011, 11:47 a.m.
Message ID <fd2f619d84ebe471be8f259766ae9b76144ac020.1299757010.git.quintela@redhat.com>
Download mbox | patch
Permalink /patch/86238/
State New
Headers show

Comments

Juan Quintela - March 10, 2011, 11:47 a.m.
Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 hw/ads7846.c |   41 ++++++++++++++++++-----------------------
 1 files changed, 18 insertions(+), 23 deletions(-)

Patch

diff --git a/hw/ads7846.c b/hw/ads7846.c
index b3bbeaf..9c58a5f 100644
--- a/hw/ads7846.c
+++ b/hw/ads7846.c
@@ -105,35 +105,30 @@  static void ads7846_ts_event(void *opaque,
     }
 }

-static void ads7846_save(QEMUFile *f, void *opaque)
+static int ads7856_post_load(void *opaque, int version_id)
 {
-    ADS7846State *s = (ADS7846State *) opaque;
-    int i;
-
-    for (i = 0; i < 8; i ++)
-        qemu_put_be32(f, s->input[i]);
-    qemu_put_be32(f, s->noise);
-    qemu_put_be32(f, s->cycle);
-    qemu_put_be32(f, s->output);
-}
-
-static int ads7846_load(QEMUFile *f, void *opaque, int version_id)
-{
-    ADS7846State *s = (ADS7846State *) opaque;
-    int i;
-
-    for (i = 0; i < 8; i ++)
-        s->input[i] = qemu_get_be32(f);
-    s->noise = qemu_get_be32(f);
-    s->cycle = qemu_get_be32(f);
-    s->output = qemu_get_be32(f);
+    ADS7846State *s = opaque;

     s->pressure = 0;
     ads7846_int_update(s);
-
     return 0;
 }

+static const VMStateDescription vmstate_ads7846 = {
+    .name = "ads7846",
+    .version_id = 0,
+    .minimum_version_id = 0,
+    .minimum_version_id_old = 0,
+    .post_load = ads7856_post_load,
+    .fields      = (VMStateField[]) {
+        VMSTATE_INT32_ARRAY(input, ADS7846State, 8),
+        VMSTATE_INT32(noise, ADS7846State),
+        VMSTATE_INT32(cycle, ADS7846State),
+        VMSTATE_INT32(output, ADS7846State),
+        VMSTATE_END_OF_LIST()
+    }
+};
+
 static int ads7846_init(SSISlave *dev)
 {
     ADS7846State *s = FROM_SSI_SLAVE(ADS7846State, dev);
@@ -151,7 +146,7 @@  static int ads7846_init(SSISlave *dev)

     ads7846_int_update(s);

-    register_savevm(NULL, "ads7846", -1, 0, ads7846_save, ads7846_load, s);
+    vmstate_register(NULL, -1, &vmstate_ads7846, s);
     return 0;
 }