From 9a7cd8ce2b7dc3a2cd8cec68976c624961bd332c Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Thu, 31 Mar 2022 18:11:51 -0400
Subject: drm/amdgpu: store the mall size in the gmc structure
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Git-commit: 053d35dedd7f2e0cb5e74ea8588aed09d6701d9c
Patch-mainline: v5.19-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
This will be useful in future patches.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
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):
--
2.38.1