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path: root/drivers/scsi/scsi_transport_spi.c
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Diffstat (limited to 'drivers/scsi/scsi_transport_spi.c')
-rw-r--r--drivers/scsi/scsi_transport_spi.c42
1 files changed, 33 insertions, 9 deletions
diff --git a/drivers/scsi/scsi_transport_spi.c b/drivers/scsi/scsi_transport_spi.c
index 7670919a087a..89f6b7feb9c2 100644
--- a/drivers/scsi/scsi_transport_spi.c
+++ b/drivers/scsi/scsi_transport_spi.c
@@ -35,7 +35,7 @@
#define SPI_PRINTK(x, l, f, a...) dev_printk(l, &(x)->dev, f , ##a)
-#define SPI_NUM_ATTRS 13 /* increase this if you add attributes */
+#define SPI_NUM_ATTRS 14 /* increase this if you add attributes */
#define SPI_OTHER_ATTRS 1 /* Increase this if you add "always
* on" attributes */
#define SPI_HOST_ATTRS 1
@@ -162,7 +162,8 @@ static inline enum spi_signal_type spi_signal_to_value(const char *name)
return SPI_SIGNAL_UNKNOWN;
}
-static int spi_host_setup(struct device *dev)
+static int spi_host_setup(struct transport_container *tc, struct device *dev,
+ struct class_device *cdev)
{
struct Scsi_Host *shost = dev_to_shost(dev);
@@ -196,7 +197,9 @@ static int spi_host_match(struct attribute_container *cont,
return &i->t.host_attrs.ac == cont;
}
-static int spi_device_configure(struct device *dev)
+static int spi_device_configure(struct transport_container *tc,
+ struct device *dev,
+ struct class_device *cdev)
{
struct scsi_device *sdev = to_scsi_device(dev);
struct scsi_target *starget = sdev->sdev_target;
@@ -214,7 +217,9 @@ static int spi_device_configure(struct device *dev)
return 0;
}
-static int spi_setup_transport_attrs(struct device *dev)
+static int spi_setup_transport_attrs(struct transport_container *tc,
+ struct device *dev,
+ struct class_device *cdev)
{
struct scsi_target *starget = to_scsi_target(dev);
@@ -231,6 +236,7 @@ static int spi_setup_transport_attrs(struct device *dev)
spi_rd_strm(starget) = 0;
spi_rti(starget) = 0;
spi_pcomp_en(starget) = 0;
+ spi_hold_mcs(starget) = 0;
spi_dv_pending(starget) = 0;
spi_initial_dv(starget) = 0;
init_MUTEX(&spi_dv_sem(starget));
@@ -347,6 +353,7 @@ spi_transport_rd_attr(wr_flow, "%d\n");
spi_transport_rd_attr(rd_strm, "%d\n");
spi_transport_rd_attr(rti, "%d\n");
spi_transport_rd_attr(pcomp_en, "%d\n");
+spi_transport_rd_attr(hold_mcs, "%d\n");
/* we only care about the first child device so we return 1 */
static int child_iter(struct device *dev, void *data)
@@ -1028,10 +1035,17 @@ void spi_display_xfer_agreement(struct scsi_target *starget)
sprint_frac(tmp, picosec, 1000);
dev_info(&starget->dev,
- "%s %sSCSI %d.%d MB/s %s%s%s (%s ns, offset %d)\n",
- scsi, tp->width ? "WIDE " : "", kb100/10, kb100 % 10,
- tp->dt ? "DT" : "ST", tp->iu ? " IU" : "",
- tp->qas ? " QAS" : "", tmp, tp->offset);
+ "%s %sSCSI %d.%d MB/s %s%s%s%s%s%s%s%s (%s ns, offset %d)\n",
+ scsi, tp->width ? "WIDE " : "", kb100/10, kb100 % 10,
+ tp->dt ? "DT" : "ST",
+ tp->iu ? " IU" : "",
+ tp->qas ? " QAS" : "",
+ tp->rd_strm ? " RDSTRM" : "",
+ tp->rti ? " RTI" : "",
+ tp->wr_flow ? " WRFLOW" : "",
+ tp->pcomp_en ? " PCOMP" : "",
+ tp->hold_mcs ? " HMCS" : "",
+ tmp, tp->offset);
} else {
dev_info(&starget->dev, "%sasynchronous.\n",
tp->width ? "wide " : "");
@@ -1073,6 +1087,7 @@ static int spi_device_match(struct attribute_container *cont,
{
struct scsi_device *sdev;
struct Scsi_Host *shost;
+ struct spi_internal *i;
if (!scsi_is_sdev_device(dev))
return 0;
@@ -1085,6 +1100,9 @@ static int spi_device_match(struct attribute_container *cont,
/* Note: this class has no device attributes, so it has
* no per-HBA allocation and thus we don't need to distinguish
* the attribute containers for the device */
+ i = to_spi_internal(shost->transportt);
+ if (i->f->deny_binding && i->f->deny_binding(sdev->sdev_target))
+ return 0;
return 1;
}
@@ -1092,6 +1110,7 @@ static int spi_target_match(struct attribute_container *cont,
struct device *dev)
{
struct Scsi_Host *shost;
+ struct scsi_target *starget;
struct spi_internal *i;
if (!scsi_is_target_device(dev))
@@ -1103,7 +1122,11 @@ static int spi_target_match(struct attribute_container *cont,
return 0;
i = to_spi_internal(shost->transportt);
-
+ starget = to_scsi_target(dev);
+
+ if (i->f->deny_binding && i->f->deny_binding(starget))
+ return 0;
+
return &i->t.target_attrs.ac == cont;
}
@@ -1154,6 +1177,7 @@ spi_attach_transport(struct spi_function_template *ft)
SETUP_ATTRIBUTE(rd_strm);
SETUP_ATTRIBUTE(rti);
SETUP_ATTRIBUTE(pcomp_en);
+ SETUP_ATTRIBUTE(hold_mcs);
/* if you add an attribute but forget to increase SPI_NUM_ATTRS
* this bug will trigger */