Merge branch 'next' of https://source.denx.de/u-boot/custodians/u-boot-riscv into...

[J-u-boot.git] / include / ahci.h

diff --git a/include/ahci.h b/include/ahci.h
index 29f4ba1d13dabf64b60b5dc340c36b836e7099b6..d4f0f3ce0e7173e90a5d39ad76b72bce3c1da395 100644 (file)
--- a/include/ahci.h
+++ b/include/ahci.h
@@ -1,9 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * Copyright (C) Freescale Semiconductor, Inc. 2006.
  * Author: Jason Jin<[email protected]>
  *         Zhang Wei<[email protected]>
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 #ifndef _AHCI_H_
 #define _AHCI_H_
@@ -135,8 +134,6 @@ struct ahci_sg {
 };
 
 struct ahci_ioports {
-       void __iomem    *cmd_addr;
-       void __iomem    *scr_addr;
        void __iomem    *port_mmio;
        struct ahci_cmd_hdr     *cmd_slot;
        struct ahci_sg          *cmd_tbl_sg;
@@ -151,16 +148,12 @@ struct ahci_ioports {
  * where dev is the controller (although at present it sometimes stands alone).
  */
 struct ahci_uc_priv {
-#if defined(CONFIG_DM_PCI) || defined(CONFIG_DM_SCSI)
        /*
         * TODO([email protected]): Drop this once this structure is only used
         * in a driver-model context (i.e. attached to a device with
         * dev_get_uclass_priv()
         */
        struct udevice *dev;
-#else
-       pci_dev_t       dev;
-#endif
        struct ahci_ioports     port[AHCI_MAX_PORTS];
        u16 *ataid[AHCI_MAX_PORTS];
        u32     n_ports;
@@ -176,22 +169,73 @@ struct ahci_uc_priv {
        u32     link_port_map; /*linkup port map*/
 };
 
-int ahci_init(void __iomem *base);
-int ahci_reset(void __iomem *base);
+struct ahci_ops {
+       /**
+        * reset() - reset the controller
+        *
+        * @dev:        Controller to reset
+        * @return 0 if OK, -ve on error
+        */
+       int (*reset)(struct udevice *dev);
+
+       /**
+        * port_status() - get the status of a SATA port
+        *
+        * @dev:        Controller to reset
+        * @port:       Port number to check (0 for first)
+        * @return 0 if detected, -ENXIO if nothing on port, other -ve on error
+        */
+       int (*port_status)(struct udevice *dev, int port);
+
+       /**
+        * scan() - scan SATA ports
+        *
+        * @dev:        Controller to scan
+        * @return 0 if OK, -ve on error
+        */
+       int (*scan)(struct udevice *dev);
+};
+
+#define ahci_get_ops(dev)        ((struct ahci_ops *)(dev)->driver->ops)
+
+/**
+ * sata_reset() - reset the controller
+ *
+ * @dev:       Controller to reset
+ * Return: 0 if OK, -ve on error
+ */
+int sata_reset(struct udevice *dev);
+
+/**
+ * sata_port_status() - get the status of a SATA port
+ *
+ * @dev:       Controller to reset
+ * @port:      Port number to check (0 for first)
+ * Return: 0 if detected, -ENXIO if nothin on port, other -ve on error
+ */
+int sata_dm_port_status(struct udevice *dev, int port);
+
+/**
+ * sata_scan() - scan SATA ports
+ *
+ * @dev:       Controller to scan
+ * Return: 0 if OK, -ve on error
+ */
+int sata_scan(struct udevice *dev);
 
 /**
- * achi_init_one_dm() - set up a single AHCI port
+ * ahci_init_one_dm() - set up a single AHCI port
  *
  * @dev: Controller to init
  */
-int achi_init_one_dm(struct udevice *dev);
+int ahci_init_one_dm(struct udevice *dev);
 
 /**
- * achi_start_ports_dm() - start all AHCI ports for a controller
+ * ahci_start_ports_dm() - start all AHCI ports for a controller
  *
  * @dev: Controller containing ports to start
  */
-int achi_start_ports_dm(struct udevice *dev);
+int ahci_start_ports_dm(struct udevice *dev);
 
 /**
  * ahci_init_dm() - init AHCI for a controller, finding all ports
@@ -207,7 +251,7 @@ int ahci_init_dm(struct udevice *dev, void __iomem *base);
  *
  * @ahci_dev: AHCI parent device
  * @devp: Returns new SCSI bus device
- * @return 0 if OK, -ve on error
+ * Return: 0 if OK, -ve on error
  */
 int ahci_bind_scsi(struct udevice *ahci_dev, struct udevice **devp);
 
@@ -219,7 +263,7 @@ int ahci_bind_scsi(struct udevice *ahci_dev, struct udevice **devp);
  *
  * @ahci_dev: AHCI parent device
  * @base: Base address of AHCI port
- * @return 0 if OK, -ve on error
+ * Return: 0 if OK, -ve on error
  */
 int ahci_probe_scsi(struct udevice *ahci_dev, ulong base);
 
@@ -230,7 +274,7 @@ int ahci_probe_scsi(struct udevice *ahci_dev, ulong base);
  * devices it finds.
  *
  * @ahci_dev: AHCI parent device
- * @return 0 if OK, -ve on error
+ * Return: 0 if OK, -ve on error
  */
 int ahci_probe_scsi_pci(struct udevice *ahci_dev);