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-rw-r--r--hw/input/tsc2005.c2
-rw-r--r--hw/input/tsc210x.c3
2 files changed, 2 insertions, 3 deletions
diff --git a/hw/input/tsc2005.c b/hw/input/tsc2005.c
index 14698ce109..555b677173 100644
--- a/hw/input/tsc2005.c
+++ b/hw/input/tsc2005.c
@@ -523,7 +523,7 @@ void *tsc2005_init(qemu_irq pintdav)
  * from the touchscreen.  Assuming 12-bit precision was used during
  * tslib calibration.
  */
-void tsc2005_set_transform(void *opaque, MouseTransformInfo *info)
+void tsc2005_set_transform(void *opaque, const MouseTransformInfo *info)
 {
     TSC2005State *s = (TSC2005State *) opaque;
 
diff --git a/hw/input/tsc210x.c b/hw/input/tsc210x.c
index df7313db5d..fdd5ff87d9 100644
--- a/hw/input/tsc210x.c
+++ b/hw/input/tsc210x.c
@@ -1176,8 +1176,7 @@ I2SCodec *tsc210x_codec(uWireSlave *chip)
  * from the touchscreen.  Assuming 12-bit precision was used during
  * tslib calibration.
  */
-void tsc210x_set_transform(uWireSlave *chip,
-                MouseTransformInfo *info)
+void tsc210x_set_transform(uWireSlave *chip, const MouseTransformInfo *info)
 {
     TSC210xState *s = (TSC210xState *) chip->opaque;
 #if 0