[PATCH 1/3] drm/amdgpu: Fix memory range calculation

[Lijo Lazar]

Consider the 16M reserved region also before range calculation for GMC
9.4.3 SOCs.

Signed-off-by: Lijo Lazar <lijo.la...@amd.com>
Acked-by: Christian König <christian.koe...@amd.com>
Reviewed-by: Le Ma <le...@amd.com>

Fixes: a433f1f59484 ("drm/amdgpu: Initialize memory ranges for GC 9.4.3")
---
 drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c 
b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 671a6766df5b..7c4e2adae7b3 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -1918,7 +1918,7 @@ gmc_v9_0_init_sw_mem_ranges(struct amdgpu_device *adev,
                break;
        }
 
-       size = adev->gmc.real_vram_size >> AMDGPU_GPU_PAGE_SHIFT;
+       size = (adev->gmc.real_vram_size + SZ_16M) >> AMDGPU_GPU_PAGE_SHIFT;
        size /= adev->gmc.num_mem_partitions;
 
        for (i = 0; i < adev->gmc.num_mem_partitions; ++i) {
-- 
2.25.1