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path: root/drivers/dma/idxd/init.c
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Diffstat (limited to 'drivers/dma/idxd/init.c')
-rw-r--r--drivers/dma/idxd/init.c39
1 files changed, 21 insertions, 18 deletions
diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c
index 35bdefd3728b..8c4725ad1f64 100644
--- a/drivers/dma/idxd/init.c
+++ b/drivers/dma/idxd/init.c
@@ -189,27 +189,30 @@ static int idxd_setup_wqs(struct idxd_device *idxd)
idxd->wq_enable_map = bitmap_zalloc_node(idxd->max_wqs, GFP_KERNEL, dev_to_node(dev));
if (!idxd->wq_enable_map) {
rc = -ENOMEM;
- goto err_bitmap;
+ goto err_free_wqs;
}
for (i = 0; i < idxd->max_wqs; i++) {
wq = kzalloc_node(sizeof(*wq), GFP_KERNEL, dev_to_node(dev));
if (!wq) {
rc = -ENOMEM;
- goto err;
+ goto err_unwind;
}
idxd_dev_set_type(&wq->idxd_dev, IDXD_DEV_WQ);
conf_dev = wq_confdev(wq);
wq->id = i;
wq->idxd = idxd;
- device_initialize(wq_confdev(wq));
+ device_initialize(conf_dev);
conf_dev->parent = idxd_confdev(idxd);
conf_dev->bus = &dsa_bus_type;
conf_dev->type = &idxd_wq_device_type;
rc = dev_set_name(conf_dev, "wq%d.%d", idxd->id, wq->id);
- if (rc < 0)
- goto err;
+ if (rc < 0) {
+ put_device(conf_dev);
+ kfree(wq);
+ goto err_unwind;
+ }
mutex_init(&wq->wq_lock);
init_waitqueue_head(&wq->err_queue);
@@ -220,15 +223,20 @@ static int idxd_setup_wqs(struct idxd_device *idxd)
wq->enqcmds_retries = IDXD_ENQCMDS_RETRIES;
wq->wqcfg = kzalloc_node(idxd->wqcfg_size, GFP_KERNEL, dev_to_node(dev));
if (!wq->wqcfg) {
+ put_device(conf_dev);
+ kfree(wq);
rc = -ENOMEM;
- goto err;
+ goto err_unwind;
}
if (idxd->hw.wq_cap.op_config) {
wq->opcap_bmap = bitmap_zalloc(IDXD_MAX_OPCAP_BITS, GFP_KERNEL);
if (!wq->opcap_bmap) {
+ kfree(wq->wqcfg);
+ put_device(conf_dev);
+ kfree(wq);
rc = -ENOMEM;
- goto err_opcap_bmap;
+ goto err_unwind;
}
bitmap_copy(wq->opcap_bmap, idxd->opcap_bmap, IDXD_MAX_OPCAP_BITS);
}
@@ -239,13 +247,7 @@ static int idxd_setup_wqs(struct idxd_device *idxd)
return 0;
-err_opcap_bmap:
- kfree(wq->wqcfg);
-
-err:
- put_device(conf_dev);
- kfree(wq);
-
+err_unwind:
while (--i >= 0) {
wq = idxd->wqs[i];
if (idxd->hw.wq_cap.op_config)
@@ -254,11 +256,10 @@ err:
conf_dev = wq_confdev(wq);
put_device(conf_dev);
kfree(wq);
-
}
bitmap_free(idxd->wq_enable_map);
-err_bitmap:
+err_free_wqs:
kfree(idxd->wqs);
return rc;
@@ -1291,10 +1292,12 @@ static void idxd_remove(struct pci_dev *pdev)
device_unregister(idxd_confdev(idxd));
idxd_shutdown(pdev);
idxd_device_remove_debugfs(idxd);
- idxd_cleanup(idxd);
+ perfmon_pmu_remove(idxd);
+ idxd_cleanup_interrupts(idxd);
+ if (device_pasid_enabled(idxd))
+ idxd_disable_system_pasid(idxd);
pci_iounmap(pdev, idxd->reg_base);
put_device(idxd_confdev(idxd));
- idxd_free(idxd);
pci_disable_device(pdev);
}