drm/i915: split out i915_getparam.h from i915_drv.h

We already have the i915_getparam.c file.
Acked-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/27f3af2298c3cdd3cb2839c2a9a52237248e087a.1641561552.git.jani.nikula@intel.com

drivers/gpu/drm/i915/i915_driver.c

@@ -74,6 +74,7 @@
 #include "i915_debugfs.h"
 #include "i915_driver.h"
 #include "i915_drv.h"
+#include "i915_getparam.h"
 #include "i915_ioc32.h"
 #include "i915_irq.h"
 #include "i915_memcpy.h"

drivers/gpu/drm/i915/i915_drv.h

@@ -1587,10 +1587,6 @@ intel_vm_no_concurrent_access_wa(struct drm_i915_private *i915)
 	return IS_CHERRYVIEW(i915) || intel_ggtt_update_needs_vtd_wa(i915);
 }
 
-/* i915_getparam.c */
-int i915_getparam_ioctl(struct drm_device *dev, void *data,
-			struct drm_file *file_priv);
-
 /* i915_gem.c */
 int i915_gem_init_userptr(struct drm_i915_private *dev_priv);
 void i915_gem_cleanup_userptr(struct drm_i915_private *dev_priv);

drivers/gpu/drm/i915/i915_getparam.c

@@ -6,6 +6,7 @@
 #include "gt/intel_engine_user.h"
 
 #include "i915_drv.h"
+#include "i915_getparam.h"
 #include "i915_perf.h"
 
 int i915_getparam_ioctl(struct drm_device *dev, void *data,

drivers/gpu/drm/i915/i915_getparam.h

+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+
+#ifndef __I915_GETPARAM_H__
+#define __I915_GETPARAM_H__
+
+struct drm_device;
+struct drm_file;
+
+int i915_getparam_ioctl(struct drm_device *dev, void *data,
+			struct drm_file *file_priv);
+
+#endif /* __I915_GETPARAM_H__ */

drivers/gpu/drm/i915/i915_ioc32.c

@@ -31,6 +31,7 @@
 #include <drm/drm_ioctl.h>
 
 #include "i915_drv.h"
+#include "i915_getparam.h"
 #include "i915_ioc32.h"
 
 struct drm_i915_getparam32 {