drm/amdgpu: move amdgpu_device_(vram|gtt)_location

Move that into amdgpu_gmc.c since we are really deadling with GMC
address space here.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -1166,10 +1166,6 @@ bool amdgpu_device_need_post(struct amdgpu_device *adev);
 
 void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
 				  u64 num_vis_bytes);
-void amdgpu_device_vram_location(struct amdgpu_device *adev,
-				 struct amdgpu_gmc *mc, u64 base);
-void amdgpu_device_gart_location(struct amdgpu_device *adev,
-				 struct amdgpu_gmc *mc);
 int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev);
 void amdgpu_device_program_register_sequence(struct amdgpu_device *adev,
 					     const u32 *registers,

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

@@ -651,71 +651,6 @@ void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb)
 		__clear_bit(wb, adev->wb.used);
 }
 
-/**
- * amdgpu_device_vram_location - try to find VRAM location
- *
- * @adev: amdgpu device structure holding all necessary informations
- * @mc: memory controller structure holding memory informations
- * @base: base address at which to put VRAM
- *
- * Function will try to place VRAM at base address provided
- * as parameter.
- */
-void amdgpu_device_vram_location(struct amdgpu_device *adev,
-				 struct amdgpu_gmc *mc, u64 base)
-{
-	uint64_t limit = (uint64_t)amdgpu_vram_limit << 20;
-
-	mc->vram_start = base;
-	mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
-	if (limit && limit < mc->real_vram_size)
-		mc->real_vram_size = limit;
-	dev_info(adev->dev, "VRAM: %lluM 0x%016llX - 0x%016llX (%lluM used)\n",
-			mc->mc_vram_size >> 20, mc->vram_start,
-			mc->vram_end, mc->real_vram_size >> 20);
-}
-
-/**
- * amdgpu_device_gart_location - try to find GART location
- *
- * @adev: amdgpu device structure holding all necessary informations
- * @mc: memory controller structure holding memory informations
- *
- * Function will place try to place GART before or after VRAM.
- *
- * If GART size is bigger than space left then we ajust GART size.
- * Thus function will never fails.
- */
-void amdgpu_device_gart_location(struct amdgpu_device *adev,
-				 struct amdgpu_gmc *mc)
-{
-	u64 size_af, size_bf;
-
-	mc->gart_size += adev->pm.smu_prv_buffer_size;
-
-	size_af = adev->gmc.mc_mask - mc->vram_end;
-	size_bf = mc->vram_start;
-	if (size_bf > size_af) {
-		if (mc->gart_size > size_bf) {
-			dev_warn(adev->dev, "limiting GART\n");
-			mc->gart_size = size_bf;
-		}
-		mc->gart_start = 0;
-	} else {
-		if (mc->gart_size > size_af) {
-			dev_warn(adev->dev, "limiting GART\n");
-			mc->gart_size = size_af;
-		}
-		/* VCE doesn't like it when BOs cross a 4GB segment, so align
-		 * the GART base on a 4GB boundary as well.
-		 */
-		mc->gart_start = ALIGN(mc->vram_end + 1, 0x100000000ULL);
-	}
-	mc->gart_end = mc->gart_start + mc->gart_size - 1;
-	dev_info(adev->dev, "GART: %lluM 0x%016llX - 0x%016llX\n",
-			mc->gart_size >> 20, mc->gart_start, mc->gart_end);
-}
-
 /**
  * amdgpu_device_resize_fb_bar - try to resize FB BAR
  *

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

@@ -78,3 +78,67 @@ uint64_t amdgpu_gmc_pd_addr(struct amdgpu_bo *bo)
 	}
 	return pd_addr;
 }
+
+/**
+ * amdgpu_gmc_vram_location - try to find VRAM location
+ *
+ * @adev: amdgpu device structure holding all necessary informations
+ * @mc: memory controller structure holding memory informations
+ * @base: base address at which to put VRAM
+ *
+ * Function will try to place VRAM at base address provided
+ * as parameter.
+ */
+void amdgpu_gmc_vram_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc,
+			      u64 base)
+{
+	uint64_t limit = (uint64_t)amdgpu_vram_limit << 20;
+
+	mc->vram_start = base;
+	mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
+	if (limit && limit < mc->real_vram_size)
+		mc->real_vram_size = limit;
+	dev_info(adev->dev, "VRAM: %lluM 0x%016llX - 0x%016llX (%lluM used)\n",
+			mc->mc_vram_size >> 20, mc->vram_start,
+			mc->vram_end, mc->real_vram_size >> 20);
+}
+
+/**
+ * amdgpu_gmc_gart_location - try to find GART location
+ *
+ * @adev: amdgpu device structure holding all necessary informations
+ * @mc: memory controller structure holding memory informations
+ *
+ * Function will place try to place GART before or after VRAM.
+ *
+ * If GART size is bigger than space left then we ajust GART size.
+ * Thus function will never fails.
+ */
+void amdgpu_gmc_gart_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc)
+{
+	u64 size_af, size_bf;
+
+	mc->gart_size += adev->pm.smu_prv_buffer_size;
+
+	size_af = adev->gmc.mc_mask - mc->vram_end;
+	size_bf = mc->vram_start;
+	if (size_bf > size_af) {
+		if (mc->gart_size > size_bf) {
+			dev_warn(adev->dev, "limiting GART\n");
+			mc->gart_size = size_bf;
+		}
+		mc->gart_start = 0;
+	} else {
+		if (mc->gart_size > size_af) {
+			dev_warn(adev->dev, "limiting GART\n");
+			mc->gart_size = size_af;
+		}
+		/* VCE doesn't like it when BOs cross a 4GB segment, so align
+		 * the GART base on a 4GB boundary as well.
+		 */
+		mc->gart_start = ALIGN(mc->vram_end + 1, 0x100000000ULL);
+	}
+	mc->gart_end = mc->gart_start + mc->gart_size - 1;
+	dev_info(adev->dev, "GART: %lluM 0x%016llX - 0x%016llX\n",
+			mc->gart_size >> 20, mc->gart_start, mc->gart_end);
+}

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

@@ -136,5 +136,9 @@ static inline bool amdgpu_gmc_vram_full_visible(struct amdgpu_gmc *gmc)
 void amdgpu_gmc_get_pde_for_bo(struct amdgpu_bo *bo, int level,
 			       uint64_t *addr, uint64_t *flags);
 uint64_t amdgpu_gmc_pd_addr(struct amdgpu_bo *bo);
+void amdgpu_gmc_vram_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc,
+			      u64 base);
+void amdgpu_gmc_gart_location(struct amdgpu_device *adev,
+			      struct amdgpu_gmc *mc);
 
 #endif

drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c

@@ -224,8 +224,8 @@ static void gmc_v6_0_vram_gtt_location(struct amdgpu_device *adev,
 	u64 base = RREG32(mmMC_VM_FB_LOCATION) & 0xFFFF;
 	base <<= 24;
 
-	amdgpu_device_vram_location(adev, &adev->gmc, base);
-	amdgpu_device_gart_location(adev, mc);
+	amdgpu_gmc_vram_location(adev, &adev->gmc, base);
+	amdgpu_gmc_gart_location(adev, mc);
 }
 
 static void gmc_v6_0_mc_program(struct amdgpu_device *adev)

drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c

@@ -242,8 +242,8 @@ static void gmc_v7_0_vram_gtt_location(struct amdgpu_device *adev,
 	u64 base = RREG32(mmMC_VM_FB_LOCATION) & 0xFFFF;
 	base <<= 24;
 
-	amdgpu_device_vram_location(adev, &adev->gmc, base);
-	amdgpu_device_gart_location(adev, mc);
+	amdgpu_gmc_vram_location(adev, &adev->gmc, base);
+	amdgpu_gmc_gart_location(adev, mc);
 }
 
 /**

drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c

@@ -411,8 +411,8 @@ static void gmc_v8_0_vram_gtt_location(struct amdgpu_device *adev,
 		base = RREG32(mmMC_VM_FB_LOCATION) & 0xFFFF;
 	base <<= 24;
 
-	amdgpu_device_vram_location(adev, &adev->gmc, base);
-	amdgpu_device_gart_location(adev, mc);
+	amdgpu_gmc_vram_location(adev, &adev->gmc, base);
+	amdgpu_gmc_gart_location(adev, mc);
 }
 
 /**

drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c

@@ -749,8 +749,8 @@ static void gmc_v9_0_vram_gtt_location(struct amdgpu_device *adev,
 	u64 base = 0;
 	if (!amdgpu_sriov_vf(adev))
 		base = mmhub_v1_0_get_fb_location(adev);
-	amdgpu_device_vram_location(adev, &adev->gmc, base);
-	amdgpu_device_gart_location(adev, mc);
+	amdgpu_gmc_vram_location(adev, &adev->gmc, base);
+	amdgpu_gmc_gart_location(adev, mc);
 	/* base offset of vram pages */
 	adev->vm_manager.vram_base_offset = gfxhub_v1_0_get_mc_fb_offset(adev);
 }