drm/amdgpu: fixes a JPEG get write/read pointer bug

Need parentheses for the micro parameters.
Signed-off-by: Sonny Jiang <sonjiang@amd.com>
Reviewed-by: David (Ming Qiang) Wu <David.Wu3@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/soc15_common.h

@@ -71,7 +71,8 @@
 			 AMDGPU_REGS_NO_KIQ, ip##_HWIP)
 
 #define RREG32_SOC15_OFFSET(ip, inst, reg, offset) \
-	 __RREG32_SOC15_RLC__((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg) + offset, 0, ip##_HWIP)
+	 __RREG32_SOC15_RLC__((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + (reg)) + \
+			 (offset), 0, ip##_HWIP)
 
 #define WREG32_SOC15(ip, inst, reg, value) \
 	 __WREG32_SOC15_RLC__((adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg), \