From b8341f1c39df8708ee783038d8abb2b50dd83fac Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Sat, 29 Jul 2017 11:35:15 -0600
Subject: dm: sata: Update the AHCI uclass to support operations

At present the AHCI uclass is just a shell and we still use the global
functions to access SATA. Fix this by adding operations to the uclass.

Signed-off-by: Simon Glass <sjg@chromium.org>
---
 drivers/ata/sata.c | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

(limited to 'drivers/ata')

diff --git a/drivers/ata/sata.c b/drivers/ata/sata.c
index 42ff5c7755..b3ebc05ead 100644
--- a/drivers/ata/sata.c
+++ b/drivers/ata/sata.c
@@ -11,17 +11,52 @@
  */
 
 #include <common.h>
+#include <ahci.h>
 #include <dm.h>
 #include <sata.h>
 
+#ifndef CONFIG_AHCI
 struct blk_desc sata_dev_desc[CONFIG_SYS_SATA_MAX_DEVICE];
+#endif
+
+int sata_reset(struct udevice *dev)
+{
+	struct ahci_ops *ops = ahci_get_ops(dev);
+
+	if (!ops->reset)
+		return -ENOSYS;
+
+	return ops->reset(dev);
+}
+
+int sata_dm_port_status(struct udevice *dev, int port)
+{
+	struct ahci_ops *ops = ahci_get_ops(dev);
+
+	if (!ops->port_status)
+		return -ENOSYS;
 
+	return ops->port_status(dev, port);
+}
+
+int sata_scan(struct udevice *dev)
+{
+	struct ahci_ops *ops = ahci_get_ops(dev);
+
+	if (!ops->scan)
+		return -ENOSYS;
+
+	return ops->scan(dev);
+}
+
+#ifndef CONFIG_AHCI
 #ifdef CONFIG_PARTITIONS
 struct blk_desc *sata_get_dev(int dev)
 {
 	return (dev < CONFIG_SYS_SATA_MAX_DEVICE) ? &sata_dev_desc[dev] : NULL;
 }
 #endif
+#endif
 
 #ifdef CONFIG_BLK
 static unsigned long sata_bread(struct udevice *dev, lbaint_t start,
@@ -49,6 +84,7 @@ static unsigned long sata_bwrite(struct blk_desc *block_dev, lbaint_t start,
 }
 #endif
 
+#ifndef CONFIG_AHCI
 int __sata_initialize(void)
 {
 	int rc, ret = -1;
@@ -95,6 +131,7 @@ __weak int __sata_stop(void)
 	return err;
 }
 int sata_stop(void) __attribute__((weak, alias("__sata_stop")));
+#endif
 
 #ifdef CONFIG_BLK
 static const struct blk_ops sata_blk_ops = {
-- 
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