drm/radeon: programm the VCE fw BAR as well

Otherwise the VCE firmware needs to be in the first 256MB of VRAM.
Signed-off-by: NChristian König <christian.koenig@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/radeon/cikd.h

@@ -2129,6 +2129,7 @@
 #define VCE_UENC_REG_CLOCK_GATING	0x207c0
 #define VCE_SYS_INT_EN			0x21300
 #	define VCE_SYS_INT_TRAP_INTERRUPT_EN	(1 << 3)
+#define VCE_LMI_VCPU_CACHE_40BIT_BAR	0x2145c
 #define VCE_LMI_CTRL2			0x21474
 #define VCE_LMI_CTRL			0x21498
 #define VCE_LMI_VM_CTRL			0x214a0

drivers/gpu/drm/radeon/vce_v2_0.c

@@ -156,6 +156,9 @@ int vce_v2_0_resume(struct radeon_device *rdev)
 	WREG32(VCE_LMI_SWAP_CNTL1, 0);
 	WREG32(VCE_LMI_VM_CTRL, 0);
 
+	WREG32(VCE_LMI_VCPU_CACHE_40BIT_BAR, addr >> 8);
+
+	addr &= 0xff;
 	size = RADEON_GPU_PAGE_ALIGN(rdev->vce_fw->size);
 	WREG32(VCE_VCPU_CACHE_OFFSET0, addr & 0x7fffffff);
 	WREG32(VCE_VCPU_CACHE_SIZE0, size);