panfrost: Move PanfrostDevice to a separate file

Put PanfrostDevice into it's own file to keep pan_pps_perf.cpp focused on
the panfrost specific producer implementation.

Signed-off-by: Lukas Zapolskas <lukas.zapolskas@arm.com>

src/panfrost/ds/meson.build

@@ -5,6 +5,7 @@
 
 pps_panfrost_sources = [
   'pan_pps_perf.cpp',
+  'pan_pps_dev.cpp',
   'pan_pps_driver.cpp'
 ]
 

src/panfrost/ds/pan_pps_dev.cpp

@@ -0,0 +1,36 @@
+/*
+ * Copyright © 2021 Collabora, Ltd.
+ * SPDX-License-Identifier: MIT
+ */
+
+#include "pan_pps_perf.h"
+
+#include <lib/kmod/pan_kmod.h>
+#include <perf/pan_perf.h>
+
+#include <pps/pps.h>
+#include <util/ralloc.h>
+
+namespace pps {
+PanfrostDevice::PanfrostDevice(int fd): fd(fd)
+{
+   assert(fd >= 0);
+}
+
+PanfrostDevice::~PanfrostDevice()
+{
+}
+
+PanfrostDevice::PanfrostDevice(PanfrostDevice &&o): fd{o.fd}
+{
+   o.fd = -1;
+}
+
+PanfrostDevice &
+PanfrostDevice::operator=(PanfrostDevice &&o)
+{
+   std::swap(fd, o.fd);
+   return *this;
+}
+
+} // namespace pps

src/panfrost/ds/pan_pps_perf.cpp

@@ -12,26 +12,6 @@
 #include <util/ralloc.h>
 
 namespace pps {
-PanfrostDevice::PanfrostDevice(int fd): fd(fd)
-{
-   assert(fd >= 0);
-}
-
-PanfrostDevice::~PanfrostDevice()
-{
-}
-
-PanfrostDevice::PanfrostDevice(PanfrostDevice &&o): fd{o.fd}
-{
-   o.fd = -1;
-}
-
-PanfrostDevice &
-PanfrostDevice::operator=(PanfrostDevice &&o)
-{
-   std::swap(fd, o.fd);
-   return *this;
-}
 
 PanfrostPerf::PanfrostPerf(const PanfrostDevice &dev)
     : perf{reinterpret_cast<struct pan_perf *>(