#include <scsi/scsi_host.h>
#include <scsi/scsi_ioctl.h>
#include <scsi/scsicam.h>
-#include <scsi/sd.h>
+#include "sd.h"
#include "scsi_logging.h"
MODULE_AUTHOR("Eric Youngdale");
static void sd_rescan(struct device *);
static int sd_done(struct scsi_cmnd *);
static void sd_read_capacity(struct scsi_disk *sdkp, unsigned char *buffer);
-static void scsi_disk_release(struct class_device *cdev);
+static void scsi_disk_release(struct device *cdev);
static void sd_print_sense_hdr(struct scsi_disk *, struct scsi_sense_hdr *);
static void sd_print_result(struct scsi_disk *, int);
"write back, no read (daft)"
};
-static ssize_t sd_store_cache_type(struct class_device *cdev, const char *buf,
- size_t count)
+static ssize_t
+sd_store_cache_type(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
{
int i, ct = -1, rcd, wce, sp;
- struct scsi_disk *sdkp = to_scsi_disk(cdev);
+ struct scsi_disk *sdkp = to_scsi_disk(dev);
struct scsi_device *sdp = sdkp->device;
char buffer[64];
char *buffer_data;
return count;
}
-static ssize_t sd_store_manage_start_stop(struct class_device *cdev,
- const char *buf, size_t count)
+static ssize_t
+sd_store_manage_start_stop(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
{
- struct scsi_disk *sdkp = to_scsi_disk(cdev);
+ struct scsi_disk *sdkp = to_scsi_disk(dev);
struct scsi_device *sdp = sdkp->device;
if (!capable(CAP_SYS_ADMIN))
return count;
}
-static ssize_t sd_store_allow_restart(struct class_device *cdev, const char *buf,
- size_t count)
+static ssize_t
+sd_store_allow_restart(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
{
- struct scsi_disk *sdkp = to_scsi_disk(cdev);
+ struct scsi_disk *sdkp = to_scsi_disk(dev);
struct scsi_device *sdp = sdkp->device;
if (!capable(CAP_SYS_ADMIN))
return count;
}
-static ssize_t sd_show_cache_type(struct class_device *cdev, char *buf)
+static ssize_t
+sd_show_cache_type(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
- struct scsi_disk *sdkp = to_scsi_disk(cdev);
+ struct scsi_disk *sdkp = to_scsi_disk(dev);
int ct = sdkp->RCD + 2*sdkp->WCE;
return snprintf(buf, 40, "%s\n", sd_cache_types[ct]);
}
-static ssize_t sd_show_fua(struct class_device *cdev, char *buf)
+static ssize_t
+sd_show_fua(struct device *dev, struct device_attribute *attr, char *buf)
{
- struct scsi_disk *sdkp = to_scsi_disk(cdev);
+ struct scsi_disk *sdkp = to_scsi_disk(dev);
return snprintf(buf, 20, "%u\n", sdkp->DPOFUA);
}
-static ssize_t sd_show_manage_start_stop(struct class_device *cdev, char *buf)
+static ssize_t
+sd_show_manage_start_stop(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
- struct scsi_disk *sdkp = to_scsi_disk(cdev);
+ struct scsi_disk *sdkp = to_scsi_disk(dev);
struct scsi_device *sdp = sdkp->device;
return snprintf(buf, 20, "%u\n", sdp->manage_start_stop);
}
-static ssize_t sd_show_allow_restart(struct class_device *cdev, char *buf)
+static ssize_t
+sd_show_allow_restart(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
- struct scsi_disk *sdkp = to_scsi_disk(cdev);
+ struct scsi_disk *sdkp = to_scsi_disk(dev);
return snprintf(buf, 40, "%d\n", sdkp->device->allow_restart);
}
-static struct class_device_attribute sd_disk_attrs[] = {
+static struct device_attribute sd_disk_attrs[] = {
__ATTR(cache_type, S_IRUGO|S_IWUSR, sd_show_cache_type,
sd_store_cache_type),
__ATTR(FUA, S_IRUGO, sd_show_fua, NULL),
static struct class sd_disk_class = {
.name = "scsi_disk",
.owner = THIS_MODULE,
- .release = scsi_disk_release,
- .class_dev_attrs = sd_disk_attrs,
+ .dev_release = scsi_disk_release,
+ .dev_attrs = sd_disk_attrs,
};
static struct scsi_driver sd_template = {
}
}
-static inline struct scsi_disk *scsi_disk(struct gendisk *disk)
-{
- return container_of(disk->private_data, struct scsi_disk, driver);
-}
-
static struct scsi_disk *__scsi_disk_get(struct gendisk *disk)
{
struct scsi_disk *sdkp = NULL;
if (disk->private_data) {
sdkp = scsi_disk(disk);
if (scsi_device_get(sdkp->device) == 0)
- class_device_get(&sdkp->cdev);
+ get_device(&sdkp->dev);
else
sdkp = NULL;
}
struct scsi_device *sdev = sdkp->device;
mutex_lock(&sd_ref_mutex);
- class_device_put(&sdkp->cdev);
+ put_device(&sdkp->dev);
scsi_device_put(sdev);
mutex_unlock(&sd_ref_mutex);
}
static void sd_prepare_flush(struct request_queue *q, struct request *rq)
{
- memset(rq->cmd, 0, sizeof(rq->cmd));
rq->cmd_type = REQ_TYPE_BLOCK_PC;
rq->timeout = SD_TIMEOUT;
rq->cmd[0] = SYNCHRONIZE_CACHE;
cmd[1] = 1; /* Return immediately */
memset((void *) &cmd[2], 0, 8);
cmd[4] = 1; /* Start spin cycle */
+ if (sdkp->device->start_stop_pwr_cond)
+ cmd[4] |= 1 << 4;
scsi_execute_req(sdkp->device, cmd, DMA_NONE,
NULL, 0, &sshdr,
SD_TIMEOUT, SD_MAX_RETRIES);
sdp->timeout = SD_MOD_TIMEOUT;
}
- class_device_initialize(&sdkp->cdev);
- sdkp->cdev.dev = &sdp->sdev_gendev;
- sdkp->cdev.class = &sd_disk_class;
- strncpy(sdkp->cdev.class_id, sdp->sdev_gendev.bus_id, BUS_ID_SIZE);
+ device_initialize(&sdkp->dev);
+ sdkp->dev.parent = &sdp->sdev_gendev;
+ sdkp->dev.class = &sd_disk_class;
+ strncpy(sdkp->dev.bus_id, sdp->sdev_gendev.bus_id, BUS_ID_SIZE);
- if (class_device_add(&sdkp->cdev))
+ if (device_add(&sdkp->dev))
goto out_put;
get_device(&sdp->sdev_gendev);
{
struct scsi_disk *sdkp = dev_get_drvdata(dev);
- class_device_del(&sdkp->cdev);
+ device_del(&sdkp->dev);
del_gendisk(sdkp->disk);
sd_shutdown(dev);
mutex_lock(&sd_ref_mutex);
dev_set_drvdata(dev, NULL);
- class_device_put(&sdkp->cdev);
+ put_device(&sdkp->dev);
mutex_unlock(&sd_ref_mutex);
return 0;
/**
* scsi_disk_release - Called to free the scsi_disk structure
- * @cdev: pointer to embedded class device
+ * @dev: pointer to embedded class device
*
* sd_ref_mutex must be held entering this routine. Because it is
* called on last put, you should always use the scsi_disk_get()
* scsi_disk_put() helpers which manipulate the semaphore directly
- * and never do a direct class_device_put().
+ * and never do a direct put_device.
**/
-static void scsi_disk_release(struct class_device *cdev)
+static void scsi_disk_release(struct device *dev)
{
- struct scsi_disk *sdkp = to_scsi_disk(cdev);
+ struct scsi_disk *sdkp = to_scsi_disk(dev);
struct gendisk *disk = sdkp->disk;
spin_lock(&sd_index_lock);
if (start)
cmd[4] |= 1; /* START */
+ if (sdp->start_stop_pwr_cond)
+ cmd[4] |= start ? 1 << 4 : 3 << 4; /* Active or Standby */
+
if (!scsi_device_online(sdp))
return -ENODEV;