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authorAlex Deucher <alexander.deucher@amd.com>2025-02-14 12:32:30 -0500
committerAlex Deucher <alexander.deucher@amd.com>2025-02-25 11:44:00 -0500
commit27b791514789844e80da990c456c2465325e0851 (patch)
tree1f30ec75818a52896e72bd23813dbf2b9e8a2fc3 /drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
parent0b4119d54b17618c2ddb04a2af5bf5ebe24121e3 (diff)
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drm/amdgpu/mes: keep enforce isolation up to date
Re-send the mes message on resume to make sure the mes state is up to date. Fixes: 8521e3c5f058 ("drm/amd/amdgpu: limit single process inside MES") Acked-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: Shaoyun Liu <shaoyun.liu@amd.com> Cc: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
index 32b27a1658e7..709c11cbeabd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
@@ -1681,7 +1681,8 @@ bool amdgpu_mes_suspend_resume_all_supported(struct amdgpu_device *adev)
}
/* Fix me -- node_id is used to identify the correct MES instances in the future */
-int amdgpu_mes_set_enforce_isolation(struct amdgpu_device *adev, uint32_t node_id, bool enable)
+static int amdgpu_mes_set_enforce_isolation(struct amdgpu_device *adev,
+ uint32_t node_id, bool enable)
{
struct mes_misc_op_input op_input = {0};
int r;
@@ -1703,6 +1704,23 @@ error:
return r;
}
+int amdgpu_mes_update_enforce_isolation(struct amdgpu_device *adev)
+{
+ int i, r = 0;
+
+ if (adev->enable_mes && adev->gfx.enable_cleaner_shader) {
+ mutex_lock(&adev->enforce_isolation_mutex);
+ for (i = 0; i < (adev->xcp_mgr ? adev->xcp_mgr->num_xcps : 1); i++) {
+ if (adev->enforce_isolation[i])
+ r |= amdgpu_mes_set_enforce_isolation(adev, i, true);
+ else
+ r |= amdgpu_mes_set_enforce_isolation(adev, i, false);
+ }
+ mutex_unlock(&adev->enforce_isolation_mutex);
+ }
+ return r;
+}
+
#if defined(CONFIG_DEBUG_FS)
static int amdgpu_debugfs_mes_event_log_show(struct seq_file *m, void *unused)