random: eliminate redundant new_rotate variable

[linux-2.6] / drivers / ata / libata-scsi.c

diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index a70881c408e51424edb47e64d03e2768e4bd8fb0..a34f32442edf8687c832213f02c3a01e144d49a1 100644 (file)
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -131,10 +131,11 @@ static const char *ata_scsi_lpm_get(enum link_pm policy)
        return NULL;
 }
 
-static ssize_t ata_scsi_lpm_put(struct class_device *class_dev,
-       const char *buf, size_t count)
+static ssize_t ata_scsi_lpm_put(struct device *dev,
+                               struct device_attribute *attr,
+                               const char *buf, size_t count)
 {
-       struct Scsi_Host *shost = class_to_shost(class_dev);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ata_port *ap = ata_shost_to_port(shost);
        enum link_pm policy = 0;
        int i;
@@ -162,9 +163,9 @@ static ssize_t ata_scsi_lpm_put(struct class_device *class_dev,
 }
 
 static ssize_t
-ata_scsi_lpm_show(struct class_device *class_dev, char *buf)
+ata_scsi_lpm_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
-       struct Scsi_Host *shost = class_to_shost(class_dev);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ata_port *ap = ata_shost_to_port(shost);
        const char *policy =
                ata_scsi_lpm_get(ap->pm_policy);
@@ -174,9 +175,9 @@ ata_scsi_lpm_show(struct class_device *class_dev, char *buf)
 
        return snprintf(buf, 23, "%s\n", policy);
 }
-CLASS_DEVICE_ATTR(link_power_management_policy, S_IRUGO | S_IWUSR,
+DEVICE_ATTR(link_power_management_policy, S_IRUGO | S_IWUSR,
                ata_scsi_lpm_show, ata_scsi_lpm_put);
-EXPORT_SYMBOL_GPL(class_device_attr_link_power_management_policy);
+EXPORT_SYMBOL_GPL(dev_attr_link_power_management_policy);
 
 static void ata_scsi_invalid_field(struct scsi_cmnd *cmd,
                                   void (*done)(struct scsi_cmnd *))
@@ -2332,11 +2333,7 @@ void ata_scsi_set_sense(struct scsi_cmnd *cmd, u8 sk, u8 asc, u8 ascq)
 {
        cmd->result = (DRIVER_SENSE << 24) | SAM_STAT_CHECK_CONDITION;
 
-       cmd->sense_buffer[0] = 0x70;    /* fixed format, current */
-       cmd->sense_buffer[2] = sk;
-       cmd->sense_buffer[7] = 18 - 8;  /* additional sense length */
-       cmd->sense_buffer[12] = asc;
-       cmd->sense_buffer[13] = ascq;
+       scsi_build_sense_buffer(0, cmd->sense_buffer, sk, asc, ascq);
 }
 
 /**
@@ -2394,7 +2391,8 @@ static void atapi_request_sense(struct ata_queued_cmd *qc)
        memset(cmd->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
 
 #ifdef CONFIG_ATA_SFF
-       ap->ops->sff_tf_read(ap, &qc->tf);
+       if (ap->ops->sff_tf_read)
+               ap->ops->sff_tf_read(ap, &qc->tf);
 #endif
 
        /* fill these in, for the case where they are -not- overwritten */
@@ -2617,7 +2615,7 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc)
 
 static struct ata_device *ata_find_dev(struct ata_port *ap, int devno)
 {
-       if (ap->nr_pmp_links == 0) {
+       if (!sata_pmp_attached(ap)) {
                if (likely(devno < ata_link_max_devices(&ap->link)))
                        return &ap->link.device[devno];
        } else {
@@ -2634,7 +2632,7 @@ static struct ata_device *__ata_scsi_find_dev(struct ata_port *ap,
        int devno;
 
        /* skip commands not addressed to targets we simulate */
-       if (ap->nr_pmp_links == 0) {
+       if (!sata_pmp_attached(ap)) {
                if (unlikely(scsidev->channel || scsidev->lun))
                        return NULL;
                devno = scsidev->id;
@@ -3492,7 +3490,7 @@ static int ata_scsi_user_scan(struct Scsi_Host *shost, unsigned int channel,
        if (lun != SCAN_WILD_CARD && lun)
                return -EINVAL;
 
-       if (ap->nr_pmp_links == 0) {
+       if (!sata_pmp_attached(ap)) {
                if (channel != SCAN_WILD_CARD && channel)
                        return -EINVAL;
                devno = id;