[PATCH] Make MODULE_DEVICE_TABLE work for vio devices

Make MODULE_DEVICE_TABLE work for vio devices.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/arch/ppc64/kernel/vio.c b/arch/ppc64/kernel/vio.c
index 93c437a..c90e1dd 100644 (file)
--- a/arch/ppc64/kernel/vio.c
+++ b/arch/ppc64/kernel/vio.c
@@ -111,7 +111,7 @@ EXPORT_SYMBOL(vio_unregister_driver);
 static const struct vio_device_id *vio_match_device(
                const struct vio_device_id *ids, const struct vio_dev *dev)
 {
-       while (ids->type) {
+       while (ids->type[0] != '\0') {
                if (vio_bus_ops.match(ids, dev))
                        return ids;
                ids++;

diff --git a/drivers/block/viodasd.c b/drivers/block/viodasd.c
index 46e56a2..e46ecd2 100644 (file)
--- a/drivers/block/viodasd.c
+++ b/drivers/block/viodasd.c
@@ -776,7 +776,7 @@ static int viodasd_remove(struct vio_dev *vdev)
  */
 static struct vio_device_id viodasd_device_table[] __devinitdata = {
        { "viodasd", "" },
-       { 0, }
+       { "", "" }
 };
 
 MODULE_DEVICE_TABLE(vio, viodasd_device_table);

diff --git a/drivers/cdrom/viocd.c b/drivers/cdrom/viocd.c
index 38dd9ff..0829db5 100644 (file)
--- a/drivers/cdrom/viocd.c
+++ b/drivers/cdrom/viocd.c
@@ -734,7 +734,7 @@ static int viocd_remove(struct vio_dev *vdev)
  */
 static struct vio_device_id viocd_device_table[] __devinitdata = {
        { "viocd", "" },
-       { 0, }
+       { "", "" }
 };
 
 MODULE_DEVICE_TABLE(vio, viocd_device_table);

diff --git a/drivers/char/hvc_vio.c b/drivers/char/hvc_vio.c
index 60bb915..78d681d 100644 (file)
--- a/drivers/char/hvc_vio.c
+++ b/drivers/char/hvc_vio.c
@@ -39,7 +39,7 @@ char hvc_driver_name[] = "hvc_console";
 
 static struct vio_device_id hvc_driver_table[] __devinitdata = {
        {"serial", "hvterm1"},
-       { NULL, }
+       { "", "" }
 };
 MODULE_DEVICE_TABLE(vio, hvc_driver_table);
 

diff --git a/drivers/char/hvcs.c b/drivers/char/hvcs.c
index 3236d24..f47f009 100644 (file)
--- a/drivers/char/hvcs.c
+++ b/drivers/char/hvcs.c
@@ -527,7 +527,7 @@ static int khvcsd(void *unused)
 
 static struct vio_device_id hvcs_driver_table[] __devinitdata= {
        {"serial-server", "hvterm2"},
-       { NULL, }
+       { "", "" }
 };
 MODULE_DEVICE_TABLE(vio, hvcs_driver_table);
 

diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c
index 4764b4f..0aff45f 100644 (file)
--- a/drivers/char/viotape.c
+++ b/drivers/char/viotape.c
@@ -991,7 +991,7 @@ static int viotape_remove(struct vio_dev *vdev)
  */
 static struct vio_device_id viotape_device_table[] __devinitdata = {
        { "viotape", "" },
-       { 0, }
+       { "", "" }
 };
 
 MODULE_DEVICE_TABLE(vio, viotape_device_table);

diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c
index c39b060..32d5fab 100644 (file)
--- a/drivers/net/ibmveth.c
+++ b/drivers/net/ibmveth.c
@@ -1144,7 +1144,7 @@ static void ibmveth_proc_unregister_driver(void)
 
 static struct vio_device_id ibmveth_device_table[] __devinitdata= {
        { "network", "IBM,l-lan"},
-       { 0,}
+       { "", "" }
 };
 
 MODULE_DEVICE_TABLE(vio, ibmveth_device_table);

diff --git a/drivers/net/iseries_veth.c b/drivers/net/iseries_veth.c
index 55af32e..183ba97 100644 (file)
--- a/drivers/net/iseries_veth.c
+++ b/drivers/net/iseries_veth.c
@@ -1370,7 +1370,7 @@ static int veth_probe(struct vio_dev *vdev, const struct vio_device_id *id)
  */
 static struct vio_device_id veth_device_table[] __devinitdata = {
        { "vlan", "" },
-       { NULL, NULL }
+       { "", "" }
 };
 MODULE_DEVICE_TABLE(vio, veth_device_table);
 

diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index fe09d14..2cb3c83 100644 (file)
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -1442,7 +1442,7 @@ static int ibmvscsi_remove(struct vio_dev *vdev)
  */
 static struct vio_device_id ibmvscsi_device_table[] __devinitdata = {
        {"vscsi", "IBM,v-scsi"},
-       {0,}
+       { "", "" }
 };
 
 MODULE_DEVICE_TABLE(vio, ibmvscsi_device_table);

diff --git a/include/asm-ppc64/vio.h b/include/asm-ppc64/vio.h
index 85420bb..03f1b95 100644 (file)
--- a/include/asm-ppc64/vio.h
+++ b/include/asm-ppc64/vio.h
@@ -19,6 +19,7 @@
 #include <linux/errno.h>
 #include <linux/device.h>
 #include <linux/dma-mapping.h>
+#include <linux/mod_devicetable.h>
 
 #include <asm/hvcall.h>
 #include <asm/scatterlist.h>
@@ -52,11 +53,6 @@ struct vio_dev {
        struct device dev;
 };
 
-struct vio_device_id {
-       char *type;
-       char *compat;
-};
-
 struct vio_driver {
        struct list_head node;
        char *name;

diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 97bbccd..47da39b 100644 (file)
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -1,6 +1,6 @@
 /*
  * Device tables which are exported to userspace via
- * scripts/table2alias.c.  You must keep that file in sync with this
+ * scripts/mod/file2alias.c.  You must keep that file in sync with this
  * header.
  */
 
@@ -190,6 +190,11 @@ struct of_device_id
 #endif
 };
 
+/* VIO */
+struct vio_device_id {
+       char type[32];
+       char compat[32];
+};
 
 /* PCMCIA */
 

diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index 5180405..d8ee38a 100644 (file)
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -341,6 +341,22 @@ static int do_of_entry (const char *filename, struct of_device_id *of, char *ali
     return 1;
 }
 
+static int do_vio_entry(const char *filename, struct vio_device_id *vio,
+               char *alias)
+{
+       char *tmp;
+
+       sprintf(alias, "vio:T%sS%s", vio->type[0] ? vio->type : "*",
+                       vio->compat[0] ? vio->compat : "*");
+
+       /* Replace all whitespace with underscores */
+       for (tmp = alias; tmp && *tmp; tmp++)
+               if (isspace (*tmp))
+                       *tmp = '_';
+
+       return 1;
+}
+
 /* Ignore any prefix, eg. v850 prepends _ */
 static inline int sym_is(const char *symbol, const char *name)
 {
@@ -422,6 +438,9 @@ void handle_moddevtable(struct module *mod, struct elf_info *info,
         else if (sym_is(symname, "__mod_of_device_table"))
                do_table(symval, sym->st_size, sizeof(struct of_device_id),
                         do_of_entry, mod);
+        else if (sym_is(symname, "__mod_vio_device_table"))
+               do_table(symval, sym->st_size, sizeof(struct vio_device_id),
+                        do_vio_entry, mod);
 
 }