[PATCH] drm/amd/amdgpu: Update PF2VF Header

Luqmaan Irshad Luqmaan.Irshad at amd.com
Tue Apr 2 22:01:36 UTC 2024


Adding a new field for GPU Capacity to align the header with the host.

Signed-off-by: Luqmaan Irshad <Luqmaan.Irshad at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
index 0de78d6a83fe..fb2b394bb9c5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
@@ -158,7 +158,7 @@ struct amd_sriov_msg_pf2vf_info_header {
 	uint32_t reserved[2];
 };
 
-#define AMD_SRIOV_MSG_PF2VF_INFO_FILLED_SIZE (48)
+#define AMD_SRIOV_MSG_PF2VF_INFO_FILLED_SIZE (49)
 struct amd_sriov_msg_pf2vf_info {
 	/* header contains size and version */
 	struct amd_sriov_msg_pf2vf_info_header header;
@@ -209,6 +209,8 @@ struct amd_sriov_msg_pf2vf_info {
 	struct amd_sriov_msg_uuid_info uuid_info;
 	/* PCIE atomic ops support flag */
 	uint32_t pcie_atomic_ops_support_flags;
+	/* Portion of GPU memory occupied by VF.  MAX value is 65535, but set to uint32_t to maintain alignment with reserved size */
+	uint32_t gpu_capacity;
 	/* reserved */
 	uint32_t reserved[256 - AMD_SRIOV_MSG_PF2VF_INFO_FILLED_SIZE];
 };
-- 
2.44.0



More information about the amd-gfx mailing list