This will be useful in future patches.
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h | 3 +++
drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c | 18 ++++++++++++++++++
2 files changed, 21 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
index 032b0313f277..67e488cdc816 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
@@ -257,6 +257,9 @@ struct amdgpu_gmc {
struct amdgpu_bo *pdb0_bo;
/* CPU kmapped address of pdb0*/
void *ptr_pdb0;
+
+ /* MALL size */
+ u64 mall_size;
};
#define amdgpu_gmc_flush_gpu_tlb(adev, vmid, vmhub, type) ((adev)->gmc.gmc_funcs->flush_gpu_tlb((adev), (vmid), (vmhub), (type)))
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
index 20946bc7fc93..487c33937a87 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
@@ -883,6 +883,24 @@ static int gmc_v10_0_sw_init(void *handle)
adev->gmc.vram_vendor = vram_vendor;
}
+ switch (adev->ip_versions[GC_HWIP][0]) {
+ case IP_VERSION(10, 3, 0):
+ adev->gmc.mall_size = 128 * 1024 * 1024;
+ break;
+ case IP_VERSION(10, 3, 2):
+ adev->gmc.mall_size = 96 * 1024 * 1024;
+ break;
+ case IP_VERSION(10, 3, 4):
+ adev->gmc.mall_size = 32 * 1024 * 1024;
+ break;
+ case IP_VERSION(10, 3, 5):
+ adev->gmc.mall_size = 16 * 1024 * 1024;
+ break;
+ default:
+ adev->gmc.mall_size = 0;
+ break;
+ }
+
switch (adev->ip_versions[GC_HWIP][0]) {
case IP_VERSION(10, 1, 10):
case IP_VERSION(10, 1, 1):
--
2.35.1
