[PATCH 1/5] ata: ahci: move marking of external port earlier

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Move the marking of an external port earlier in the call chain.
This is needed for further cleanups.
No functional change intended.

Signed-off-by: Niklas Cassel <cassel@xxxxxxxxxx>
---
 drivers/ata/ahci.c    | 14 ++++++++++++++
 drivers/ata/libahci.c |  7 -------
 2 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index da2e74fce2d9..157ab88bdf75 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -1642,6 +1642,17 @@ static int ahci_init_msi(struct pci_dev *pdev, unsigned int n_ports,
 	return pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSIX);
 }
 
+static void ahci_mark_external_port(struct ata_port *ap)
+{
+	struct ahci_host_priv *hpriv = ap->host->private_data;
+	void __iomem *port_mmio = ahci_port_base(ap);
+	u32 tmp;
+
+	tmp = readl(port_mmio + PORT_CMD);
+	if ((tmp & PORT_CMD_ESP) && (hpriv->cap & HOST_CAP_SXS))
+		ap->pflags |= ATA_PFLAG_EXTERNAL;
+}
+
 static void ahci_update_initial_lpm_policy(struct ata_port *ap,
 					   struct ahci_host_priv *hpriv)
 {
@@ -1934,6 +1945,9 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 		if (ap->flags & ATA_FLAG_EM)
 			ap->em_message_type = hpriv->em_msg_type;
 
+		/* mark esata ports */
+		ahci_mark_external_port(ap);
+
 		ahci_update_initial_lpm_policy(ap, hpriv);
 
 		/* disabled/not-implemented port */
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index 1a63200ea437..fca376f03c9e 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -1280,10 +1280,8 @@ static void ahci_port_init(struct device *dev, struct ata_port *ap,
 			   int port_no, void __iomem *mmio,
 			   void __iomem *port_mmio)
 {
-	struct ahci_host_priv *hpriv = ap->host->private_data;
 	const char *emsg = NULL;
 	int rc;
-	u32 tmp;
 
 	/* make sure port is not active */
 	rc = ahci_deinit_port(ap, &emsg);
@@ -1291,11 +1289,6 @@ static void ahci_port_init(struct device *dev, struct ata_port *ap,
 		dev_warn(dev, "%s (%d)\n", emsg, rc);
 
 	ahci_port_clear_pending_irq(ap);
-
-	/* mark esata ports */
-	tmp = readl(port_mmio + PORT_CMD);
-	if ((tmp & PORT_CMD_ESP) && (hpriv->cap & HOST_CAP_SXS))
-		ap->pflags |= ATA_PFLAG_EXTERNAL;
 }
 
 void ahci_init_controller(struct ata_host *host)
-- 
2.43.0





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