[PATCH 7/7] drm/amdgpu: set vram type for GC 9.5.0
Tao Zhou
tao.zhou1 at amd.com
Wed Apr 30 08:25:50 UTC 2025
Set vram type and vendor so we can take different actions per the type.
Signed-off-by: Tao Zhou <tao.zhou1 at amd.com>
---
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 464015fc2012..ac21197bf0de 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -64,6 +64,7 @@
#include "amdgpu_ras.h"
#include "amdgpu_xgmi.h"
+#include "atom.h"
/* add these here since we already include dce12 headers and these are for DCN */
#define mmHUBP0_DCSURF_PRI_VIEWPORT_DIMENSION 0x055d
@@ -2075,6 +2076,11 @@ static void gmc_v9_4_3_init_vram_info(struct amdgpu_device *adev)
{
adev->gmc.vram_type = AMDGPU_VRAM_TYPE_HBM;
adev->gmc.vram_width = 128 * 64;
+
+ if (amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(9, 5, 0)) {
+ adev->gmc.vram_type = AMDGPU_VRAM_TYPE_HBM3E;
+ adev->gmc.vram_vendor = SAMSUNG;
+ }
}
static int gmc_v9_0_sw_init(struct amdgpu_ip_block *ip_block)
--
2.34.1
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