drm/amdgpu/discovery: move all table parsing into amdgpu_discovery.c

This data has no dependencies, so encapsulate it all within
amdgpu_discovery.c.

Acked-by: Christian König <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

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

···
 	adev->firmware.gpu_info_fw = NULL;
 
 	if (adev->mman.discovery_bin) {
-		amdgpu_discovery_get_gfx_info(adev);
-
 		/*
 		 * FIXME: The bounding box is still needed by Navi12, so
-		 * temporarily read it from gpu_info firmware. Should be droped
+		 * temporarily read it from gpu_info firmware. Should be dropped
 		 * when DAL no longer needs it.
 		 */
 		if (adev->asic_type != CHIP_NAVI12)

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

···
 
 /* ================================================== */
 
-int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
+static int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
 {
 	struct binary_header *bhdr;
 	struct ip_discovery_header *ihdr;
···
 	return -EINVAL;
 }
 
-void amdgpu_discovery_harvest_ip(struct amdgpu_device *adev)
+static void amdgpu_discovery_harvest_ip(struct amdgpu_device *adev)
 {
 	int vcn_harvest_count = 0;
 	int umc_harvest_count = 0;
···
 	struct gc_info_v2_0 v2;
 };
 
-int amdgpu_discovery_get_gfx_info(struct amdgpu_device *adev)
+static int amdgpu_discovery_get_gfx_info(struct amdgpu_device *adev)
 {
 	struct binary_header *bhdr;
 	union gc_info *gc_info;
···
 	bhdr = (struct binary_header *)adev->mman.discovery_bin;
 	offset = le16_to_cpu(bhdr->table_list[GC].offset);
 
-	if (!offset) {
-		dev_err(adev->dev, "invalid GC table offset\n");
-		return -EINVAL;
-	}
+	if (!offset)
+		return 0;
 
 	gc_info = (union gc_info *)(adev->mman.discovery_bin + offset);
 
···
 	bhdr = (struct binary_header *)adev->mman.discovery_bin;
 	offset = le16_to_cpu(bhdr->table_list[MALL_INFO].offset);
 
-	if (!offset) {
-		dev_err(adev->dev, "invalid mall table offset\n");
-		return -EINVAL;
-	}
+	if (!offset)
+		return 0;
 
 	mall_info = (union mall_info *)(adev->mman.discovery_bin + offset);
 
···
 	struct vcn_info_v1_0 v1;
 };
 
-int amdgpu_discovery_get_vcn_info(struct amdgpu_device *adev)
+static int amdgpu_discovery_get_vcn_info(struct amdgpu_device *adev)
 {
 	struct binary_header *bhdr;
 	union vcn_info *vcn_info;
···
 	bhdr = (struct binary_header *)adev->mman.discovery_bin;
 	offset = le16_to_cpu(bhdr->table_list[VCN_INFO].offset);
 
-	if (!offset) {
-		dev_err(adev->dev, "invalid vcn table offset\n");
-		return -EINVAL;
-	}
+	if (!offset)
+		return 0;
 
 	vcn_info = (union vcn_info *)(adev->mman.discovery_bin + offset);
 
···
 			return -EINVAL;
 
 		amdgpu_discovery_harvest_ip(adev);
+		amdgpu_discovery_get_gfx_info(adev);
+		amdgpu_discovery_get_mall_info(adev);
+		amdgpu_discovery_get_vcn_info(adev);
 		break;
 	}
 

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

···
 #define DISCOVERY_TMR_OFFSET    (64 << 10)
 
 void amdgpu_discovery_fini(struct amdgpu_device *adev);
-int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev);
-void amdgpu_discovery_harvest_ip(struct amdgpu_device *adev);
 int amdgpu_discovery_get_ip_version(struct amdgpu_device *adev, int hw_id, int number_instance,
                                     int *major, int *minor, int *revision);
-
-int amdgpu_discovery_get_gfx_info(struct amdgpu_device *adev);
-int amdgpu_discovery_get_mall_info(struct amdgpu_device *adev);
-int amdgpu_discovery_get_vcn_info(struct amdgpu_device *adev);
 int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev);
 
 #endif /* __AMDGPU_DISCOVERY__ */

drivers/gpu/drm/amd/amdgpu/soc15.c

···
 
 static void soc15_reg_base_init(struct amdgpu_device *adev)
 {
-	int r;
-
 	/* Set IP register base before any HW register access */
 	switch (adev->asic_type) {
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
 	case CHIP_RAVEN:
-		vega10_reg_base_init(adev);
-		break;
 	case CHIP_RENOIR:
-		/* It's safe to do ip discovery here for Renoir,
-		 * it doesn't support SRIOV. */
-		if (amdgpu_discovery) {
-			r = amdgpu_discovery_reg_base_init(adev);
-			if (r == 0)
-				break;
-			DRM_WARN("failed to init reg base from ip discovery table, "
-				 "fallback to legacy init method\n");
-		}
 		vega10_reg_base_init(adev);
 		break;
 	case CHIP_VEGA20: