Re: [PATCH] drm/amd/amdgpu: add dummy_page_addr to sriov msg

[Christian König]

Am 21.10.21 um 10:50 schrieb Jingwen Chen:

Add dummy_page_addr to sriov msg for host driver to set
GCVM_L2_PROTECTION_DEFAULT_ADDR* registers correctly.

Signed-off-by: Jingwen Chen 


Acked-by: Christian König 


---
  drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c| 1 +
  drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h | 4 +++-
  2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index 88c4177b708a..99c149397aae 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -584,6 +584,7 @@ static int amdgpu_virt_write_vf2pf_data(struct 
amdgpu_device *adev)
vf2pf_info->encode_usage = 0;
vf2pf_info->decode_usage = 0;
  
+	vf2pf_info->dummy_page_addr = (uint64_t)adev->dummy_page_addr;

vf2pf_info->checksum =
amd_sriov_msg_checksum(
vf2pf_info, vf2pf_info->header.size, 0, 0);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h 
b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
index 995899191288..5e3d8ecfa968 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
@@ -206,8 +206,10 @@ struct amd_sriov_msg_pf2vf_info {
struct amd_sriov_msg_uuid_info uuid_info;
/* pcie atomic Ops info */
uint32_t pcie_atomic_ops_enabled_flags;
+   /* dummy page addr */
+   uint64_t dummy_page_addr;
/* reserved */
-   uint32_t reserved[256 - 48];
+   uint32_t reserved[256 - 50];
  };
  
  struct amd_sriov_msg_vf2pf_info_header {

[PATCH] drm/amd/amdgpu: add dummy_page_addr to sriov msg

[Jingwen Chen]

Add dummy_page_addr to sriov msg for host driver to set
GCVM_L2_PROTECTION_DEFAULT_ADDR* registers correctly.

Signed-off-by: Jingwen Chen 
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c| 1 +
 drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h | 4 +++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index 88c4177b708a..99c149397aae 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -584,6 +584,7 @@ static int amdgpu_virt_write_vf2pf_data(struct 
amdgpu_device *adev)
vf2pf_info->encode_usage = 0;
vf2pf_info->decode_usage = 0;
 
+   vf2pf_info->dummy_page_addr = (uint64_t)adev->dummy_page_addr;
vf2pf_info->checksum =
amd_sriov_msg_checksum(
vf2pf_info, vf2pf_info->header.size, 0, 0);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h 
b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
index 995899191288..5e3d8ecfa968 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h
@@ -206,8 +206,10 @@ struct amd_sriov_msg_pf2vf_info {
struct amd_sriov_msg_uuid_info uuid_info;
/* pcie atomic Ops info */
uint32_t pcie_atomic_ops_enabled_flags;
+   /* dummy page addr */
+   uint64_t dummy_page_addr;
/* reserved */
-   uint32_t reserved[256 - 48];
+   uint32_t reserved[256 - 50];
 };
 
 struct amd_sriov_msg_vf2pf_info_header {
-- 
2.30.2