From: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Date: Thu, 12 Dec 2024 14:06:16 +0000 (+0530)
Subject: drm/amdgpu: Apply sign extension to seq64
X-Git-Tag: v6.16-rc1~33^2~19^2~283
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=02521454f0552e289e6d95a2b55c8395285b0e01;p=linux-block.git

drm/amdgpu: Apply sign extension to seq64

Apply sign extension to seq64 va address.

Signed-off-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c
index 898d215a8d99..2de1a844282e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c
@@ -45,7 +45,11 @@
  */
 static inline u64 amdgpu_seq64_get_va_base(struct amdgpu_device *adev)
 {
-	return AMDGPU_VA_RESERVED_SEQ64_START(adev);
+	u64 addr = AMDGPU_VA_RESERVED_SEQ64_START(adev);
+
+	addr = amdgpu_gmc_sign_extend(addr);
+
+	return addr;
 }
 
 /**
@@ -88,7 +92,7 @@ int amdgpu_seq64_map(struct amdgpu_device *adev, struct amdgpu_vm *vm,
 		goto error;
 	}
 
-	seq64_addr = amdgpu_seq64_get_va_base(adev);
+	seq64_addr = amdgpu_seq64_get_va_base(adev) & AMDGPU_GMC_HOLE_MASK;
 	r = amdgpu_vm_bo_map(adev, *bo_va, seq64_addr, 0, AMDGPU_VA_RESERVED_SEQ64_SIZE,
 			     AMDGPU_PTE_READABLE);
 	if (r) {