libata-pmp-prep: implement ATA_LFLAG_NO_RETRY

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

diff --git a/drivers/ata/sata_vsc.c b/drivers/ata/sata_vsc.c
index 81330175fc8982543789628a4c443819792f14ce..0d9be168487326504ba799b38bab2091c1ed4ab2 100644 (file)
--- a/drivers/ata/sata_vsc.c
+++ b/drivers/ata/sata_vsc.c
@@ -47,7 +47,7 @@
 #include <linux/libata.h>
 
 #define DRV_NAME       "sata_vsc"
-#define DRV_VERSION    "2.2"
+#define DRV_VERSION    "2.3"
 
 enum {
        VSC_MMIO_BAR                    = 0,
@@ -98,20 +98,21 @@ enum {
                              VSC_SATA_INT_PHY_CHANGE),
 };
 
-static u32 vsc_sata_scr_read (struct ata_port *ap, unsigned int sc_reg)
+static int vsc_sata_scr_read(struct ata_port *ap, unsigned int sc_reg, u32 *val)
 {
        if (sc_reg > SCR_CONTROL)
-               return 0xffffffffU;
-       return readl(ap->ioaddr.scr_addr + (sc_reg * 4));
+               return -EINVAL;
+       *val = readl(ap->ioaddr.scr_addr + (sc_reg * 4));
+       return 0;
 }
 
 
-static void vsc_sata_scr_write (struct ata_port *ap, unsigned int sc_reg,
-                              u32 val)
+static int vsc_sata_scr_write(struct ata_port *ap, unsigned int sc_reg, u32 val)
 {
        if (sc_reg > SCR_CONTROL)
-               return;
+               return -EINVAL;
        writel(val, ap->ioaddr.scr_addr + (sc_reg * 4));
+       return 0;
 }
 
 
@@ -239,7 +240,7 @@ static void vsc_port_intr(u8 port_status, struct ata_port *ap)
                return;
        }
 
-       qc = ata_qc_from_tag(ap, ap->active_tag);
+       qc = ata_qc_from_tag(ap, ap->link.active_tag);
        if (qc && likely(!(qc->tf.flags & ATA_TFLAG_POLLING)))
                handled = ata_host_intr(ap, qc);
 
@@ -316,7 +317,6 @@ static struct scsi_host_template vsc_sata_sht = {
 
 
 static const struct ata_port_operations vsc_sata_ops = {
-       .port_disable           = ata_port_disable,
        .tf_load                = vsc_sata_tf_load,
        .tf_read                = vsc_sata_tf_read,
        .exec_command           = ata_exec_command,
@@ -335,7 +335,6 @@ static const struct ata_port_operations vsc_sata_ops = {
        .post_internal_cmd      = ata_bmdma_post_internal_cmd,
        .irq_clear              = ata_bmdma_irq_clear,
        .irq_on                 = ata_irq_on,
-       .irq_ack                = ata_irq_ack,
        .scr_read               = vsc_sata_scr_read,
        .scr_write              = vsc_sata_scr_write,
        .port_start             = ata_port_start,
@@ -371,7 +370,7 @@ static int __devinit vsc_sata_init_one (struct pci_dev *pdev, const struct pci_d
                                  ATA_FLAG_MMIO,
                .pio_mask       = 0x1f,
                .mwdma_mask     = 0x07,
-               .udma_mask      = 0x7f,
+               .udma_mask      = ATA_UDMA6,
                .port_ops       = &vsc_sata_ops,
        };
        const struct ata_port_info *ppi[] = { &pi, NULL };
@@ -407,9 +406,15 @@ static int __devinit vsc_sata_init_one (struct pci_dev *pdev, const struct pci_d
 
        mmio_base = host->iomap[VSC_MMIO_BAR];
 
-       for (i = 0; i < host->n_ports; i++)
-               vsc_sata_setup_port(&host->ports[i]->ioaddr,
-                                   mmio_base + (i + 1) * VSC_SATA_PORT_OFFSET);
+       for (i = 0; i < host->n_ports; i++) {
+               struct ata_port *ap = host->ports[i];
+               unsigned int offset = (i + 1) * VSC_SATA_PORT_OFFSET;
+
+               vsc_sata_setup_port(&ap->ioaddr, mmio_base + offset);
+
+               ata_port_pbar_desc(ap, VSC_MMIO_BAR, -1, "mmio");
+               ata_port_pbar_desc(ap, VSC_MMIO_BAR, offset, "port");
+       }
 
        /*
         * Use 32 bit DMA mask, because 64 bit address support is poor.