[AMD Official Use Only - General]
Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Regards,
Hawking
-----Original Message-----
From: Lazar, Lijo <Lijo.Lazar@xxxxxxx>
Sent: Wednesday, June 14, 2023 12:28
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Zhang, Hawking <Hawking.Zhang@xxxxxxx>; Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Yang, Philip <Philip.Yang@xxxxxxx>; Kamal, Asad <Asad.Kamal@xxxxxxx>; Ma, Le <Le.Ma@xxxxxxx>
Subject: [PATCH] drm/amdgpu: Move calculation of xcp per memory node
Its value is required for finding the memory id of xcp.
Fixes: 2130f4ca70b7f ("drm/amdgpu: Add xcp manager num_xcp_per_mem_partition")
Signed-off-by: Lijo Lazar <lijo.lazar@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c
index d733fa6e7477..9687df9841ee 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c
@@ -132,6 +132,9 @@ int amdgpu_xcp_init(struct amdgpu_xcp_mgr *xcp_mgr, int num_xcps, int mode)
for (i = 0; i < MAX_XCP; ++i)
xcp_mgr->xcp[i].valid = false;
+ /* This is needed for figuring out memory id of xcp */
+ xcp_mgr->num_xcp_per_mem_partition = num_xcps /
+xcp_mgr->adev->gmc.num_mem_partitions;
+
for (i = 0; i < num_xcps; ++i) {
for (j = AMDGPU_XCP_GFXHUB; j < AMDGPU_XCP_MAX_BLOCKS; ++j) {
ret = xcp_mgr->funcs->get_ip_details(xcp_mgr, i, j, @@ -157,7 +160,6 @@ int amdgpu_xcp_init(struct amdgpu_xcp_mgr *xcp_mgr, int num_xcps, int mode)
xcp_mgr->num_xcps = num_xcps;
amdgpu_xcp_update_partition_sched_list(adev);
- xcp_mgr->num_xcp_per_mem_partition = num_xcps / xcp_mgr->adev->gmc.num_mem_partitions;
return 0;
}
--
2.25.1
