drm/amd/display: Fix compilation errors on DCN314

We have some compilation errors in some DML files from DCN314 that we
never noticed because we were not compiling some of the DML files. This
commit fixes those syntax errors before we enable the compilation.

Cc: Roman Li <roman.li@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

Author: Rodrigo Siqueira

drivers/gpu/drm/amd/display/dc/dml/dcn314/display_mode_vba_314.c

@@ -61,7 +61,7 @@
 // fudge factor for min dcfclk calclation
 #define __DML_MIN_DCFCLK_FACTOR__   1.15
 
-struct {
+typedef struct {
 	double DPPCLK;
 	double DISPCLK;
 	double PixelClock;
@@ -1599,7 +1599,7 @@ static void CalculateDCCConfiguration(
 	int segment_order_vert_contiguous_luma;
 	int segment_order_vert_contiguous_chroma;
 
-	enum {
+	typedef enum {
 		REQ_256Bytes, REQ_128BytesNonContiguous, REQ_128BytesContiguous, REQ_NA
 	} RequestType;
 	RequestType RequestLuma;
@@ -7157,12 +7157,13 @@ static double CalculateExtraLatencyBytes(
 			HostVMDynamicLevels = dml_max(0, (int) HostVMMaxNonCachedPageTableLevels - 1);
 		else
 			HostVMDynamicLevels = dml_max(0, (int) HostVMMaxNonCachedPageTableLevels - 2);
-	else
+	} else {
 		HostVMDynamicLevels = 0;
+	}
 
 	ret = ReorderingBytes + (TotalNumberOfActiveDPP * PixelChunkSizeInKByte + TotalNumberOfDCCActiveDPP * MetaChunkSize) * 1024.0;
 
-	if (GPUVMEnable == true)
+	if (GPUVMEnable == true) {
 		for (k = 0; k < NumberOfActivePlanes; ++k)
 			ret = ret + NumberOfDPP[k] * dpte_group_bytes[k] * (1 + 8 * HostVMDynamicLevels) * HostVMInefficiencyFactor;
 	}