ttm/pool: allow debugfs dumps for numa pools.

Currently you can't see per-device numa aware pools properly.

Cc: Christian König <christian.koenig@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://lore.kernel.org/r/20250602204013.1104258-1-airlied@gmail.com

diff --git a/drivers/gpu/drm/ttm/ttm_pool.c b/drivers/gpu/drm/ttm/ttm_pool.c
index 90b1bb9..4b16946 100644 (file)
--- a/drivers/gpu/drm/ttm/ttm_pool.c
+++ b/drivers/gpu/drm/ttm/ttm_pool.c
@@ -1235,7 +1235,7 @@ int ttm_pool_debugfs(struct ttm_pool *pool, struct seq_file *m)
 {
        unsigned int i;
 
-       if (!pool->use_dma_alloc) {
+       if (!pool->use_dma_alloc && pool->nid == NUMA_NO_NODE) {
                seq_puts(m, "unused\n");
                return 0;
        }
@@ -1244,7 +1244,12 @@ int ttm_pool_debugfs(struct ttm_pool *pool, struct seq_file *m)
 
        spin_lock(&shrinker_lock);
        for (i = 0; i < TTM_NUM_CACHING_TYPES; ++i) {
-               seq_puts(m, "DMA ");
+               if (!ttm_pool_select_type(pool, i, 0))
+                       continue;
+               if (pool->use_dma_alloc)
+                       seq_puts(m, "DMA ");
+               else
+                       seq_printf(m, "N%d ", pool->nid);
                switch (i) {
                case ttm_cached:
                        seq_puts(m, "\t:");