]> git.ipfire.org Git - thirdparty/kernel/linux.git/commitdiff
drm/amdgpu: Updated naming of SRIOV critical region offsets/sizes with _V1 suffix
authorEllen Pan <yunru.pan@amd.com>
Mon, 6 Oct 2025 20:47:45 +0000 (15:47 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 20 Oct 2025 22:27:52 +0000 (18:27 -0400)
 - This change prepares the later patches to intro  _v2 suffix to SRIOV critical regions

Signed-off-by: Ellen Pan <yunru.pan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h

index f96beb96c75ccb4e99fd5b55e2ad191590d9c075..8cd02eb605c54f6f411ebfb621512c23c3ebd504 100644 (file)
@@ -686,7 +686,7 @@ void amdgpu_virt_init_data_exchange(struct amdgpu_device *adev)
                /* got through this logic in early init stage to get necessary flags, e.g. rlcg_acc related*/
                adev->virt.fw_reserve.p_pf2vf =
                        (struct amd_sriov_msg_pf2vf_info_header *)
-                       (adev->bios + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB << 10));
+                       (adev->bios + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB_V1 << 10));
 
                amdgpu_virt_read_pf2vf_data(adev);
        }
@@ -703,21 +703,21 @@ void amdgpu_virt_exchange_data(struct amdgpu_device *adev)
                if (adev->mman.fw_vram_usage_va) {
                        adev->virt.fw_reserve.p_pf2vf =
                                (struct amd_sriov_msg_pf2vf_info_header *)
-                               (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB << 10));
+                               (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB_V1 << 10));
                        adev->virt.fw_reserve.p_vf2pf =
                                (struct amd_sriov_msg_vf2pf_info_header *)
-                               (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_VF2PF_OFFSET_KB << 10));
+                               (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_VF2PF_OFFSET_KB_V1 << 10));
                        adev->virt.fw_reserve.ras_telemetry =
-                               (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB << 10));
+                               (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB_V1 << 10));
                } else if (adev->mman.drv_vram_usage_va) {
                        adev->virt.fw_reserve.p_pf2vf =
                                (struct amd_sriov_msg_pf2vf_info_header *)
-                               (adev->mman.drv_vram_usage_va + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB << 10));
+                               (adev->mman.drv_vram_usage_va + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB_V1 << 10));
                        adev->virt.fw_reserve.p_vf2pf =
                                (struct amd_sriov_msg_vf2pf_info_header *)
-                               (adev->mman.drv_vram_usage_va + (AMD_SRIOV_MSG_VF2PF_OFFSET_KB << 10));
+                               (adev->mman.drv_vram_usage_va + (AMD_SRIOV_MSG_VF2PF_OFFSET_KB_V1 << 10));
                        adev->virt.fw_reserve.ras_telemetry =
-                               (adev->mman.drv_vram_usage_va + (AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB << 10));
+                               (adev->mman.drv_vram_usage_va + (AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB_V1 << 10));
                }
 
                amdgpu_virt_read_pf2vf_data(adev);
@@ -1304,7 +1304,7 @@ static int amdgpu_virt_cache_host_error_counts(struct amdgpu_device *adev,
        checksum = host_telemetry->header.checksum;
        used_size = host_telemetry->header.used_size;
 
-       if (used_size > (AMD_SRIOV_RAS_TELEMETRY_SIZE_KB << 10))
+       if (used_size > (AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1 << 10))
                return 0;
 
        tmp = kmemdup(&host_telemetry->body.error_count, used_size, GFP_KERNEL);
@@ -1383,7 +1383,7 @@ amdgpu_virt_write_cpers_to_ring(struct amdgpu_device *adev,
        checksum = host_telemetry->header.checksum;
        used_size = host_telemetry->header.used_size;
 
-       if (used_size > (AMD_SRIOV_RAS_TELEMETRY_SIZE_KB << 10))
+       if (used_size > (AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1 << 10))
                return -EINVAL;
 
        cper_dump = kmemdup(&host_telemetry->body.cper_dump, used_size, GFP_KERNEL);
@@ -1515,7 +1515,7 @@ static int amdgpu_virt_cache_chk_criti_hit(struct amdgpu_device *adev,
        checksum = host_telemetry->header.checksum;
        used_size = host_telemetry->header.used_size;
 
-       if (used_size > (AMD_SRIOV_RAS_TELEMETRY_SIZE_KB << 10))
+       if (used_size > (AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1 << 10))
                return 0;
 
        tmp = kmemdup(&host_telemetry->body.chk_criti, used_size, GFP_KERNEL);
index 3a79ed7d8031e6ea578f12ad9307aadcfb1a96f5..7509756b9ac5aada22088aeaa9b66813427f9238 100644 (file)
 #ifndef AMDGV_SRIOV_MSG__H_
 #define AMDGV_SRIOV_MSG__H_
 
-/* unit in kilobytes */
-#define AMD_SRIOV_MSG_VBIOS_OFFSET          0
-#define AMD_SRIOV_MSG_VBIOS_SIZE_KB         64
-#define AMD_SRIOV_MSG_DATAEXCHANGE_OFFSET_KB AMD_SRIOV_MSG_VBIOS_SIZE_KB
-#define AMD_SRIOV_MSG_DATAEXCHANGE_SIZE_KB   4
-#define AMD_SRIOV_MSG_TMR_OFFSET_KB         2048
-#define AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB      2
-#define AMD_SRIOV_RAS_TELEMETRY_SIZE_KB             64
+#define AMD_SRIOV_MSG_SIZE_KB                           1
+
 /*
- * layout
+ * layout v1
  * 0           64KB        65KB        66KB           68KB                   132KB
  * |   VBIOS   |   PF2VF   |   VF2PF   |   Bad Page   | RAS Telemetry Region | ...
  * |   64KB    |   1KB     |   1KB     |   2KB        | 64KB                 | ...
  */
 
-#define AMD_SRIOV_MSG_SIZE_KB                   1
-#define AMD_SRIOV_MSG_PF2VF_OFFSET_KB           AMD_SRIOV_MSG_DATAEXCHANGE_OFFSET_KB
-#define AMD_SRIOV_MSG_VF2PF_OFFSET_KB           (AMD_SRIOV_MSG_PF2VF_OFFSET_KB + AMD_SRIOV_MSG_SIZE_KB)
-#define AMD_SRIOV_MSG_BAD_PAGE_OFFSET_KB        (AMD_SRIOV_MSG_VF2PF_OFFSET_KB + AMD_SRIOV_MSG_SIZE_KB)
-#define AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB   (AMD_SRIOV_MSG_BAD_PAGE_OFFSET_KB + AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB)
+/*
+ * layout v2 (offsets are dynamically allocated and the offsets below are examples)
+ * 0           1KB         64KB        65KB        66KB           68KB                   132KB
+ * |  INITD_H  |   VBIOS   |   PF2VF   |   VF2PF   |   Bad Page   | RAS Telemetry Region | ...
+ * |   1KB     |   64KB    |   1KB     |   1KB     |   2KB        | 64KB                 | ...
+ *
+ * Note: PF2VF + VF2PF + Bad Page = DataExchange region (allocated contiguously)
+ */
+
+/* v1 layout sizes */
+#define AMD_SRIOV_MSG_VBIOS_SIZE_KB_V1                 64
+#define AMD_SRIOV_MSG_PF2VF_SIZE_KB_V1                 1
+#define AMD_SRIOV_MSG_VF2PF_SIZE_KB_V1                 1
+#define AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB_V1              2
+#define AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1         64
+#define AMD_SRIOV_MSG_DATAEXCHANGE_SIZE_KB_V1          \
+       (AMD_SRIOV_MSG_PF2VF_SIZE_KB_V1 + AMD_SRIOV_MSG_VF2PF_SIZE_KB_V1 + \
+        AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB_V1)
+
+/* v1 offsets */
+#define AMD_SRIOV_MSG_VBIOS_OFFSET_V1                  0
+#define AMD_SRIOV_MSG_DATAEXCHANGE_OFFSET_KB_V1                AMD_SRIOV_MSG_VBIOS_SIZE_KB_V1
+#define AMD_SRIOV_MSG_TMR_OFFSET_KB                    2048
+#define AMD_SRIOV_MSG_PF2VF_OFFSET_KB_V1               AMD_SRIOV_MSG_DATAEXCHANGE_OFFSET_KB_V1
+#define AMD_SRIOV_MSG_VF2PF_OFFSET_KB_V1               \
+       (AMD_SRIOV_MSG_PF2VF_OFFSET_KB_V1 + AMD_SRIOV_MSG_SIZE_KB)
+#define AMD_SRIOV_MSG_BAD_PAGE_OFFSET_KB_V1            \
+       (AMD_SRIOV_MSG_VF2PF_OFFSET_KB_V1 + AMD_SRIOV_MSG_SIZE_KB)
+#define AMD_SRIOV_MSG_RAS_TELEMETRY_OFFSET_KB_V1       \
+       (AMD_SRIOV_MSG_BAD_PAGE_OFFSET_KB_V1 + AMD_SRIOV_MSG_BAD_PAGE_SIZE_KB_V1)
+#define AMD_SRIOV_MSG_INIT_DATA_TOT_SIZE_KB_V1         \
+       (AMD_SRIOV_MSG_VBIOS_SIZE_KB_V1 + AMD_SRIOV_MSG_DATAEXCHANGE_SIZE_KB_V1 + \
+        AMD_SRIOV_MSG_RAS_TELEMETRY_SIZE_KB_V1)
 
 /*
  * PF2VF history log: