drm/amdgpu: move amdgpu_doorbell_get_kfd_info to amdgpu_amdkfd.c

It's the only place it's used.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu.h

@@ -651,12 +651,6 @@ typedef enum _AMDGPU_DOORBELL64_ASSIGNMENT
 	AMDGPU_DOORBELL64_INVALID                 = 0xFFFF
 } AMDGPU_DOORBELL64_ASSIGNMENT;
 
-
-void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
-				phys_addr_t *aperture_base,
-				size_t *aperture_size,
-				size_t *start_offset);
-
 /*
  * IRQS.
  */

drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c

@@ -93,6 +93,39 @@ void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev)
 				   adev->pdev, kfd2kgd);
 }
 
+/**
+ * amdgpu_doorbell_get_kfd_info - Report doorbell configuration required to
+ *                                setup amdkfd
+ *
+ * @adev: amdgpu_device pointer
+ * @aperture_base: output returning doorbell aperture base physical address
+ * @aperture_size: output returning doorbell aperture size in bytes
+ * @start_offset: output returning # of doorbell bytes reserved for amdgpu.
+ *
+ * amdgpu and amdkfd share the doorbell aperture. amdgpu sets it up,
+ * takes doorbells required for its own rings and reports the setup to amdkfd.
+ * amdgpu reserved doorbells are at the start of the doorbell aperture.
+ */
+static void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
+					 phys_addr_t *aperture_base,
+					 size_t *aperture_size,
+					 size_t *start_offset)
+{
+	/*
+	 * The first num_doorbells are used by amdgpu.
+	 * amdkfd takes whatever's left in the aperture.
+	 */
+	if (adev->doorbell.size > adev->doorbell.num_doorbells * sizeof(u32)) {
+		*aperture_base = adev->doorbell.base;
+		*aperture_size = adev->doorbell.size;
+		*start_offset = adev->doorbell.num_doorbells * sizeof(u32);
+	} else {
+		*aperture_base = 0;
+		*aperture_size = 0;
+		*start_offset = 0;
+	}
+}
+
 void amdgpu_amdkfd_device_init(struct amdgpu_device *adev)
 {
 	int i;

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

@@ -438,38 +438,7 @@ static void amdgpu_device_doorbell_fini(struct amdgpu_device *adev)
 	adev->doorbell.ptr = NULL;
 }
 
-/**
- * amdgpu_doorbell_get_kfd_info - Report doorbell configuration required to
- *                                setup amdkfd
- *
- * @adev: amdgpu_device pointer
- * @aperture_base: output returning doorbell aperture base physical address
- * @aperture_size: output returning doorbell aperture size in bytes
- * @start_offset: output returning # of doorbell bytes reserved for amdgpu.
- *
- * amdgpu and amdkfd share the doorbell aperture. amdgpu sets it up,
- * takes doorbells required for its own rings and reports the setup to amdkfd.
- * amdgpu reserved doorbells are at the start of the doorbell aperture.
- */
-void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev,
-				phys_addr_t *aperture_base,
-				size_t *aperture_size,
-				size_t *start_offset)
-{
-	/*
-	 * The first num_doorbells are used by amdgpu.
-	 * amdkfd takes whatever's left in the aperture.
-	 */
-	if (adev->doorbell.size > adev->doorbell.num_doorbells * sizeof(u32)) {
-		*aperture_base = adev->doorbell.base;
-		*aperture_size = adev->doorbell.size;
-		*start_offset = adev->doorbell.num_doorbells * sizeof(u32);
-	} else {
-		*aperture_base = 0;
-		*aperture_size = 0;
-		*start_offset = 0;
-	}
-}
+
 
 /*
  * amdgpu_device_wb_*()