ata/sata_fsl: Update for ata_link introduction

Update the driver to use the newly added ata_link structure.

Signed-off-by: Li Yang <leoli@freescale.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c
index b4c37b9e413c1268cd95bd9da40ac5fa9e0493f0..8a8ce9dbe034e783d79e42a7249cbef84d97221b 100644 (file)
--- a/drivers/ata/sata_fsl.c
+++ b/drivers/ata/sata_fsl.c
@@ -34,7 +34,8 @@ enum {
 
        SATA_FSL_HOST_FLAGS     = (ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
                                ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
-                               ATA_FLAG_NCQ  | ATA_FLAG_SKIP_D2H_BSY),
+                               ATA_FLAG_NCQ),
+       SATA_FSL_HOST_LFLAGS    = ATA_LFLAG_SKIP_D2H_BSY,
 
        SATA_FSL_MAX_CMDS       = SATA_FSL_QUEUE_DEPTH,
        SATA_FSL_CMD_HDR_SIZE   = 16,   /* 4 DWORDS */
@@ -728,9 +729,10 @@ static unsigned int sata_fsl_dev_classify(struct ata_port *ap)
        return ata_dev_classify(&tf);
 }
 
-static int sata_fsl_softreset(struct ata_port *ap, unsigned int *class,
+static int sata_fsl_softreset(struct ata_link *link, unsigned int *class,
                              unsigned long deadline)
 {
+       struct ata_port *ap = link->ap;
        struct sata_fsl_port_priv *pp = ap->private_data;
        struct sata_fsl_host_priv *host_priv = ap->host->private_data;
        void __iomem *hcr_base = host_priv->hcr_base;
@@ -811,7 +813,7 @@ try_offline_again:
         */
 
        temp = ata_wait_register(hcr_base + HSTATUS, 0xFF, 0, 1, 500);
-       if ((!(temp & 0x10)) || ata_port_offline(ap)) {
+       if ((!(temp & 0x10)) || ata_link_offline(link)) {
                ata_port_printk(ap, KERN_WARNING,
                                "No Device OR PHYRDY change,Hstatus = 0x%x\n",
                                ioread32(hcr_base + HSTATUS));
@@ -842,12 +844,12 @@ try_offline_again:
         * reached here, we can send a command to the target device
         */
 
-       if (ap->sactive)
+       if (link->sactive)
                goto skip_srst_do_ncq_error_handling;
 
        DPRINTK("Sending SRST/device reset\n");
 
-       ata_tf_init(ap->device, &tf);
+       ata_tf_init(link->device, &tf);
        cfis = (u8 *) & pp->cmdentry->cfis;
 
        /* device reset/SRST is a control register update FIS, uses tag0 */
@@ -919,7 +921,7 @@ skip_srst_do_ncq_error_handling:
        VPRINTK("Sending read log ext(10h) command\n");
 
        memset(&qc, 0, sizeof(struct ata_queued_cmd));
-       ata_tf_init(ap->device, &tf);
+       ata_tf_init(link->device, &tf);
 
        tf.command = ATA_CMD_READ_LOG_EXT;
        tf.lbal = ATA_LOG_SATA_NCQ;
@@ -931,7 +933,7 @@ skip_srst_do_ncq_error_handling:
        qc.tag = ATA_TAG_INTERNAL;
        qc.scsicmd = NULL;
        qc.ap = ap;
-       qc.dev = ap->device;
+       qc.dev = link->device;
 
        qc.tf = tf;
        qc.flags |= ATA_QCFLAG_RESULT_TF;
@@ -981,7 +983,7 @@ skip_srst_do_ncq_error_handling:
        *class = ATA_DEV_NONE;
 
        /* Verify if SStatus indicates device presence */
-       if (ata_port_online(ap)) {
+       if (ata_link_online(link)) {
                /*
                 * if we are here, device presence has been detected,
                 * 1st D2H FIS would have been received, but sfis in
@@ -1042,7 +1044,8 @@ static void sata_fsl_irq_clear(struct ata_port *ap)
 
 static void sata_fsl_error_intr(struct ata_port *ap)
 {
-       struct ata_eh_info *ehi = &ap->eh_info;
+       struct ata_link *link = &ap->link;
+       struct ata_eh_info *ehi = &link->eh_info;
        struct sata_fsl_host_priv *host_priv = ap->host->private_data;
        void __iomem *hcr_base = host_priv->hcr_base;
        u32 hstatus, dereg, cereg = 0, SError = 0;
@@ -1111,7 +1114,7 @@ static void sata_fsl_error_intr(struct ata_port *ap)
        }
 
        /* record error info */
-       qc = ata_qc_from_tag(ap, ap->active_tag);
+       qc = ata_qc_from_tag(ap, link->active_tag);
 
        if (qc) {
                sata_fsl_cache_taskfile_from_d2h_fis(qc, qc->ap);
@@ -1139,6 +1142,7 @@ static void sata_fsl_qc_complete(struct ata_queued_cmd *qc)
 
 static void sata_fsl_host_intr(struct ata_port *ap)
 {
+       struct ata_link *link = &ap->link;
        struct sata_fsl_host_priv *host_priv = ap->host->private_data;
        void __iomem *hcr_base = host_priv->hcr_base;
        u32 hstatus, qc_active = 0;
@@ -1161,7 +1165,7 @@ static void sata_fsl_host_intr(struct ata_port *ap)
                return;
        }
 
-       if (ap->sactive) {      /* only true for NCQ commands */
+       if (link->sactive) {    /* only true for NCQ commands */
                int i;
                /* Read command completed register */
                qc_active = ioread32(hcr_base + CC);
@@ -1190,10 +1194,10 @@ static void sata_fsl_host_intr(struct ata_port *ap)
 
        } else if (ap->qc_active) {
                iowrite32(1, hcr_base + CC);
-               qc = ata_qc_from_tag(ap, ap->active_tag);
+               qc = ata_qc_from_tag(ap, link->active_tag);
 
                DPRINTK("completing non-ncq cmd, tag=%d,CC=0x%x\n",
-                       ap->active_tag, ioread32(hcr_base + CC));
+                       link->active_tag, ioread32(hcr_base + CC));
 
                if (qc) {
                        sata_fsl_qc_complete(qc);
@@ -1348,6 +1352,7 @@ static const struct ata_port_operations sata_fsl_ops = {
 static const struct ata_port_info sata_fsl_port_info[] = {
        {
         .flags = SATA_FSL_HOST_FLAGS,
+        .link_flags = SATA_FSL_HOST_LFLAGS,
         .pio_mask = 0x1f,      /* pio 0-4 */
         .udma_mask = 0x7f,     /* udma 0-6 */
         .port_ops = &sata_fsl_ops,