v4.19.13 snapshot.
diff --git a/include/linux/mmc/sdhci-pci-data.h b/include/linux/mmc/sdhci-pci-data.h
new file mode 100644
index 0000000..1d42872
--- /dev/null
+++ b/include/linux/mmc/sdhci-pci-data.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef LINUX_MMC_SDHCI_PCI_DATA_H
+#define LINUX_MMC_SDHCI_PCI_DATA_H
+
+struct pci_dev;
+
+struct sdhci_pci_data {
+ struct pci_dev *pdev;
+ int slotno;
+ int rst_n_gpio; /* Set to -EINVAL if unused */
+ int cd_gpio; /* Set to -EINVAL if unused */
+ int (*setup)(struct sdhci_pci_data *data);
+ void (*cleanup)(struct sdhci_pci_data *data);
+};
+
+extern struct sdhci_pci_data *(*sdhci_pci_get_data)(struct pci_dev *pdev,
+ int slotno);
+#endif