drm/i915: move i915_coherent_map_type() to i915_gem_pages.c and un-inline

The inline function has no place in i915_drv.h. Move it away, un-inline,
and untangle some header dependencies while at it.

Cc: Matthew Auld <matthew.auld@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Acked-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220914163514.1837467-1-jani.nikula@intel.com

drivers/gpu/drm/i915/display/intel_dpt.c

@@ -5,6 +5,7 @@
 
 #include "gem/i915_gem_domain.h"
 #include "gem/i915_gem_internal.h"
+#include "gem/i915_gem_lmem.h"
 #include "gt/gen8_ppgtt.h"
 
 #include "i915_drv.h"

drivers/gpu/drm/i915/gem/i915_gem_object.h

@@ -482,6 +482,10 @@ void *__must_check i915_gem_object_pin_map(struct drm_i915_gem_object *obj,
 void *__must_check i915_gem_object_pin_map_unlocked(struct drm_i915_gem_object *obj,
 						    enum i915_map_type type);
 
+enum i915_map_type i915_coherent_map_type(struct drm_i915_private *i915,
+					  struct drm_i915_gem_object *obj,
+					  bool always_coherent);
+
 void __i915_gem_object_flush_map(struct drm_i915_gem_object *obj,
 				 unsigned long offset,
 				 unsigned long size);

drivers/gpu/drm/i915/gem/i915_gem_pages.c

@@ -466,6 +466,18 @@ void *i915_gem_object_pin_map_unlocked(struct drm_i915_gem_object *obj,
 	return ret;
 }
 
+enum i915_map_type i915_coherent_map_type(struct drm_i915_private *i915,
+					  struct drm_i915_gem_object *obj,
+					  bool always_coherent)
+{
+	if (i915_gem_object_is_lmem(obj))
+		return I915_MAP_WC;
+	if (HAS_LLC(i915) || always_coherent)
+		return I915_MAP_WB;
+	else
+		return I915_MAP_WC;
+}
+
 void __i915_gem_object_flush_map(struct drm_i915_gem_object *obj,
 				 unsigned long offset,
 				 unsigned long size)

drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c

@@ -8,6 +8,7 @@
 #include <linux/prime_numbers.h>
 
 #include "gem/i915_gem_internal.h"
+#include "gem/i915_gem_lmem.h"
 #include "gem/i915_gem_region.h"
 #include "gem/i915_gem_ttm.h"
 #include "gem/i915_gem_ttm_move.h"

drivers/gpu/drm/i915/gt/intel_gsc.c

@@ -7,6 +7,7 @@
 #include <linux/mei_aux.h>
 #include "i915_drv.h"
 #include "i915_reg.h"
+#include "gem/i915_gem_lmem.h"
 #include "gem/i915_gem_region.h"
 #include "gt/intel_gsc.h"
 #include "gt/intel_gt.h"

drivers/gpu/drm/i915/gt/intel_migrate.c

@@ -10,6 +10,7 @@
 #include "intel_gtt.h"
 #include "intel_migrate.h"
 #include "intel_ring.h"
+#include "gem/i915_gem_lmem.h"
 
 struct insert_pte_data {
 	u64 offset;

drivers/gpu/drm/i915/gt/selftest_migrate.c

@@ -6,6 +6,7 @@
 #include <linux/sort.h>
 
 #include "gem/i915_gem_internal.h"
+#include "gem/i915_gem_lmem.h"
 
 #include "selftests/i915_random.h"
 

drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c

@@ -5,6 +5,7 @@
 
 #include <linux/bsearch.h>
 
+#include "gem/i915_gem_lmem.h"
 #include "gt/intel_engine_regs.h"
 #include "gt/intel_gt.h"
 #include "gt/intel_gt_mcr.h"

drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c

@@ -6,6 +6,7 @@
 #include <linux/circ_buf.h>
 
 #include "gem/i915_gem_context.h"
+#include "gem/i915_gem_lmem.h"
 #include "gt/gen8_engine_cs.h"
 #include "gt/intel_breadcrumbs.h"
 #include "gt/intel_context.h"

drivers/gpu/drm/i915/i915_drv.h

@@ -51,7 +51,6 @@
 #include "display/intel_opregion.h"
 
 #include "gem/i915_gem_context_types.h"
-#include "gem/i915_gem_lmem.h"
 #include "gem/i915_gem_shrinker.h"
 #include "gem/i915_gem_stolen.h"
 
@@ -1508,16 +1507,4 @@ mkwrite_device_info(struct drm_i915_private *dev_priv)
 	return (struct intel_device_info *)INTEL_INFO(dev_priv);
 }
 
-static inline enum i915_map_type
-i915_coherent_map_type(struct drm_i915_private *i915,
-		       struct drm_i915_gem_object *obj, bool always_coherent)
-{
-	if (i915_gem_object_is_lmem(obj))
-		return I915_MAP_WC;
-	if (HAS_LLC(i915) || always_coherent)
-		return I915_MAP_WB;
-	else
-		return I915_MAP_WC;
-}
-
 #endif

drivers/gpu/drm/i915/selftests/i915_gem_gtt.c

@@ -27,6 +27,7 @@
 
 #include "gem/i915_gem_context.h"
 #include "gem/i915_gem_internal.h"
+#include "gem/i915_gem_lmem.h"
 #include "gem/i915_gem_region.h"
 #include "gem/selftests/mock_context.h"
 #include "gt/intel_context.h"