Follow a similar convention as pl011.

Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 rust/hw/timer/hpet/src/{hpet.rs => device.rs} | 0
 rust/hw/timer/hpet/src/lib.rs                 | 2 +-
 2 files changed, 1 insertion(+), 1 deletion(-)
 rename rust/hw/timer/hpet/src/{hpet.rs => device.rs} (100%)

diff --git a/rust/hw/timer/hpet/src/hpet.rs b/rust/hw/timer/hpet/src/device.rs
similarity index 100%
rename from rust/hw/timer/hpet/src/hpet.rs
rename to rust/hw/timer/hpet/src/device.rs
diff --git a/rust/hw/timer/hpet/src/lib.rs b/rust/hw/timer/hpet/src/lib.rs
index 141aae229d4..a95cf14ac98 100644
--- a/rust/hw/timer/hpet/src/lib.rs
+++ b/rust/hw/timer/hpet/src/lib.rs
@@ -7,7 +7,7 @@
 //! This library implements a device model for the IA-PC HPET (High
 //! Precision Event Timers) device in QEMU.
 
+pub mod device;
 pub mod fw_cfg;
-pub mod hpet;
 
 pub const TYPE_HPET: &::std::ffi::CStr = c"hpet";
-- 
2.49.0