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path: root/drivers/cxl/pci.c
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Diffstat (limited to 'drivers/cxl/pci.c')
-rw-r--r--drivers/cxl/pci.c53
1 files changed, 4 insertions, 49 deletions
diff --git a/drivers/cxl/pci.c b/drivers/cxl/pci.c
index 60b23624d167..f7a5b8e9c102 100644
--- a/drivers/cxl/pci.c
+++ b/drivers/cxl/pci.c
@@ -8,7 +8,6 @@
#include <linux/mutex.h>
#include <linux/list.h>
#include <linux/pci.h>
-#include <linux/pci-doe.h>
#include <linux/aer.h>
#include <linux/io.h>
#include "cxlmem.h"
@@ -357,52 +356,6 @@ static int cxl_setup_regs(struct pci_dev *pdev, enum cxl_regloc_type type,
return rc;
}
-static void cxl_pci_destroy_doe(void *mbs)
-{
- xa_destroy(mbs);
-}
-
-static void devm_cxl_pci_create_doe(struct cxl_dev_state *cxlds)
-{
- struct device *dev = cxlds->dev;
- struct pci_dev *pdev = to_pci_dev(dev);
- u16 off = 0;
-
- xa_init(&cxlds->doe_mbs);
- if (devm_add_action(&pdev->dev, cxl_pci_destroy_doe, &cxlds->doe_mbs)) {
- dev_err(dev, "Failed to create XArray for DOE's\n");
- return;
- }
-
- /*
- * Mailbox creation is best effort. Higher layers must determine if
- * the lack of a mailbox for their protocol is a device failure or not.
- */
- pci_doe_for_each_off(pdev, off) {
- struct pci_doe_mb *doe_mb;
-
- doe_mb = pcim_doe_create_mb(pdev, off);
- if (IS_ERR(doe_mb)) {
- dev_err(dev, "Failed to create MB object for MB @ %x\n",
- off);
- continue;
- }
-
- if (!pci_request_config_region_exclusive(pdev, off,
- PCI_DOE_CAP_SIZEOF,
- dev_name(dev)))
- pci_err(pdev, "Failed to exclude DOE registers\n");
-
- if (xa_insert(&cxlds->doe_mbs, off, doe_mb, GFP_KERNEL)) {
- dev_err(dev, "xa_insert failed to insert MB @ %x\n",
- off);
- continue;
- }
-
- dev_dbg(dev, "Created DOE mailbox @%x\n", off);
- }
-}
-
/*
* Assume that any RCIEP that emits the CXL memory expander class code
* is an RCD
@@ -750,8 +703,6 @@ static int cxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
cxlds->component_reg_phys = map.resource;
- devm_cxl_pci_create_doe(cxlds);
-
rc = cxl_map_component_regs(&pdev->dev, &cxlds->regs.component,
&map, BIT(CXL_CM_CAP_CAP_ID_RAS));
if (rc)
@@ -769,6 +720,10 @@ static int cxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (rc)
return rc;
+ rc = cxl_poison_state_init(cxlds);
+ if (rc)
+ return rc;
+
rc = cxl_dev_state_identify(cxlds);
if (rc)
return rc;