libata: make SCR access ops per-link

[linux-2.6-omap-h63xx.git] / drivers / ata / sata_uli.c

diff --git a/drivers/ata/sata_uli.c b/drivers/ata/sata_uli.c
index db529b8499482fc08c3f4b6de08fcc4d43a6f2cc..019575bb3e08734dfd0c531025b5dad7e47c4a63 100644 (file)
--- a/drivers/ata/sata_uli.c
+++ b/drivers/ata/sata_uli.c
@@ -57,8 +57,8 @@ struct uli_priv {
 };
 
 static int uli_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
-static int uli_scr_read(struct ata_port *ap, unsigned int sc_reg, u32 *val);
-static int uli_scr_write(struct ata_port *ap, unsigned int sc_reg, u32 val);
+static int uli_scr_read(struct ata_link *link, unsigned int sc_reg, u32 *val);
+static int uli_scr_write(struct ata_link *link, unsigned int sc_reg, u32 val);
 
 static const struct pci_device_id uli_pci_tbl[] = {
        { PCI_VDEVICE(AL, 0x5289), uli_5289 },
@@ -107,39 +107,39 @@ static unsigned int get_scr_cfg_addr(struct ata_port *ap, unsigned int sc_reg)
        return hpriv->scr_cfg_addr[ap->port_no] + (4 * sc_reg);
 }
 
-static u32 uli_scr_cfg_read(struct ata_port *ap, unsigned int sc_reg)
+static u32 uli_scr_cfg_read(struct ata_link *link, unsigned int sc_reg)
 {
-       struct pci_dev *pdev = to_pci_dev(ap->host->dev);
-       unsigned int cfg_addr = get_scr_cfg_addr(ap, sc_reg);
+       struct pci_dev *pdev = to_pci_dev(link->ap->host->dev);
+       unsigned int cfg_addr = get_scr_cfg_addr(link->ap, sc_reg);
        u32 val;
 
        pci_read_config_dword(pdev, cfg_addr, &val);
        return val;
 }
 
-static void uli_scr_cfg_write(struct ata_port *ap, unsigned int scr, u32 val)
+static void uli_scr_cfg_write(struct ata_link *link, unsigned int scr, u32 val)
 {
-       struct pci_dev *pdev = to_pci_dev(ap->host->dev);
-       unsigned int cfg_addr = get_scr_cfg_addr(ap, scr);
+       struct pci_dev *pdev = to_pci_dev(link->ap->host->dev);
+       unsigned int cfg_addr = get_scr_cfg_addr(link->ap, scr);
 
        pci_write_config_dword(pdev, cfg_addr, val);
 }
 
-static int uli_scr_read(struct ata_port *ap, unsigned int sc_reg, u32 *val)
+static int uli_scr_read(struct ata_link *link, unsigned int sc_reg, u32 *val)
 {
        if (sc_reg > SCR_CONTROL)
                return -EINVAL;
 
-       *val = uli_scr_cfg_read(ap, sc_reg);
+       *val = uli_scr_cfg_read(link, sc_reg);
        return 0;
 }
 
-static int uli_scr_write(struct ata_port *ap, unsigned int sc_reg, u32 val)
+static int uli_scr_write(struct ata_link *link, unsigned int sc_reg, u32 val)
 {
        if (sc_reg > SCR_CONTROL) //SCR_CONTROL=2, SCR_ERROR=1, SCR_STATUS=0
                return -EINVAL;
 
-       uli_scr_cfg_write(ap, sc_reg, val);
+       uli_scr_cfg_write(link, sc_reg, val);
        return 0;
 }