cxl/pci: Consolidate wait_for_media() and wait_for_media_ready()

Now that wait_for_media() does nothing supplemental to
wait_for_media_ready() just promote wait_for_media_ready() to a common
helper and drop wait_for_media().
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/165291686046.1426646.4390664747934592185.stgit@dwillia2-xfhSigned-off-by: Dan Williams <dan.j.williams@intel.com>

drivers/cxl/mem.c

@@ -24,23 +24,6 @@
  * in higher level operations.
  */
 
-static int wait_for_media(struct cxl_memdev *cxlmd)
-{
-	struct cxl_dev_state *cxlds = cxlmd->cxlds;
-	int rc;
-
-	rc = cxlds->wait_media_ready(cxlds);
-	if (rc)
-		return rc;
-
-	/*
-	 * We know the device is active, and enabled, if any ranges are non-zero
-	 * we'll need to check later before adding the port since that owns the
-	 * HDM decoder registers.
-	 */
-	return 0;
-}
-
 static int create_endpoint(struct cxl_memdev *cxlmd,
 			   struct cxl_port *parent_port)
 {
@@ -157,7 +140,7 @@ static int cxl_mem_probe(struct device *dev)
 	if (work_pending(&cxlmd->detach_work))
 		return -EBUSY;
 
-	rc = wait_for_media(cxlmd);
+	rc = cxlds->wait_media_ready(cxlds);
 	if (rc) {
 		dev_err(dev, "Media not active (%d)\n", rc);
 		return rc;

drivers/cxl/pci.c

@@ -423,7 +423,7 @@ static int wait_for_valid(struct cxl_dev_state *cxlds)
  * Wait up to @mbox_ready_timeout for the device to report memory
  * active.
  */
-static int wait_for_media_ready(struct cxl_dev_state *cxlds)
+static int cxl_await_media_ready(struct cxl_dev_state *cxlds)
 {
 	struct pci_dev *pdev = to_pci_dev(cxlds->dev);
 	int d = cxlds->cxl_dvsec;
@@ -593,7 +593,7 @@ static int cxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		dev_warn(&pdev->dev,
 			 "Device DVSEC not present, skip CXL.mem init\n");
 
-	cxlds->wait_media_ready = wait_for_media_ready;
+	cxlds->wait_media_ready = cxl_await_media_ready;
 
 	rc = cxl_setup_regs(pdev, CXL_REGLOC_RBI_MEMDEV, &map);
 	if (rc)