[PATCH/RFC 02/16] m68k: amiga - Zorro bus modalias support

Geert Uytterhoeven
2009-04-18T18:52:27Z

drivers/net/a2065.c | 1 +
drivers/net/ariadne.c | 1 +
drivers/net/hydra.c | 1 +
drivers/net/zorro8390.c | 1 +
drivers/scsi/zorro7xx.c | 1 +
drivers/video/cirrusfb.c | 1 +
drivers/video/fm2fb.c | 1 +
drivers/zorro/zorro-driver.c | 24 ++++++++++++++++++++++++
drivers/zorro/zorro-sysfs.c | 11 +++++++++++
include/linux/mod_devicetable.h | 9 +++++++++
include/linux/zorro.h | 13 +------------
scripts/mod/file2alias.c | 14 ++++++++++++++
12 files changed, 66 insertions(+), 12 deletions(-)

diff --git a/drivers/net/a2065.c b/drivers/net/a2065.c
index 02f64d5..6619069 100644
--- a/drivers/net/a2065.c
+++ b/drivers/net/a2065.c
@@ -684,6 +684,7 @@ static struct zorro_device_id a2065_zorro_tbl[] __devinitdata = {
{ ZORRO_PROD_AMERISTAR_A2065 },
{ 0 }
};
+MODULE_DEVICE_TABLE(zorro, a2065_zorro_tbl);

static struct zorro_driver a2065_driver = {
.name = "a2065",
diff --git a/drivers/net/ariadne.c b/drivers/net/ariadne.c
index 58e8d52..74ad89d 100644
--- a/drivers/net/ariadne.c
+++ b/drivers/net/ariadne.c
@@ -147,6 +147,7 @@ static struct zorro_device_id ariadne_zorro_tbl[] __devinitdata = {
{ ZORRO_PROD_VILLAGE_TRONIC_ARIADNE },
{ 0 }
};
+MODULE_DEVICE_TABLE(zorro, ariadne_zorro_tbl);

static struct zorro_driver ariadne_driver = {
.name = "ariadne",
diff --git a/drivers/net/hydra.c b/drivers/net/hydra.c
index 8ac0930..358d8ce 100644
--- a/drivers/net/hydra.c
+++ b/drivers/net/hydra.c
@@ -72,6 +72,7 @@ static struct zorro_device_id hydra_zorro_tbl[] __devinitdata = {
{ ZORRO_PROD_HYDRA_SYSTEMS_AMIGANET },
{ 0 }
};
+MODULE_DEVICE_TABLE(zorro, hydra_zorro_tbl);

static struct zorro_driver hydra_driver = {
.name = "hydra",
diff --git a/drivers/net/zorro8390.c b/drivers/net/zorro8390.c
index 37c84e3..d7755a9 100644
--- a/drivers/net/zorro8390.c
+++ b/drivers/net/zorro8390.c
@@ -102,6 +102,7 @@ static struct zorro_device_id zorro8390_zorro_tbl[] __devinitdata = {
{ ZORRO_PROD_INDIVIDUAL_COMPUTERS_X_SURF, },
{ 0 }
};
+MODULE_DEVICE_TABLE(zorro, zorro8390_zorro_tbl);

static struct zorro_driver zorro8390_driver = {
.name = "zorro8390",
diff --git a/drivers/scsi/zorro7xx.c b/drivers/scsi/zorro7xx.c
index 64d40a2..b416fa4 100644
--- a/drivers/scsi/zorro7xx.c
+++ b/drivers/scsi/zorro7xx.c
@@ -68,6 +68,7 @@ static struct zorro_device_id zorro7xx_zorro_tbl[] __devinitdata = {
},
{ 0 }
};
+MODULE_DEVICE_TABLE(zorro, zorro7xx_zorro_tbl);

static int __devinit zorro7xx_init_one(struct zorro_dev *z,
const struct zorro_device_id *ent)
diff --git a/drivers/video/cirrusfb.c b/drivers/video/cirrusfb.c
index 4c2bf92..dc5d201 100644
--- a/drivers/video/cirrusfb.c
+++ b/drivers/video/cirrusfb.c
@@ -300,6 +300,7 @@ static const struct zorro_device_id cirrusfb_zorro_table[] = {
},
{ 0 }
};
+MODULE_DEVICE_TABLE(zorro, cirrusfb_zorro_table);

static const struct {
zorro_id id2;
diff --git a/drivers/video/fm2fb.c b/drivers/video/fm2fb.c
index 6c91c61..1b0feb8 100644
--- a/drivers/video/fm2fb.c
+++ b/drivers/video/fm2fb.c
@@ -219,6 +219,7 @@ static struct zorro_device_id fm2fb_devices[] __devinitdata = {
{ ZORRO_PROD_HELFRICH_RAINBOW_II },
{ 0 }
};
+MODULE_DEVICE_TABLE(zorro, fm2fb_devices);

static struct zorro_driver fm2fb_driver = {
.name = "fm2fb",
diff --git a/drivers/zorro/zorro-driver.c b/drivers/zorro/zorro-driver.c
index e6c4390..409244b 100644
--- a/drivers/zorro/zorro-driver.c
+++ b/drivers/zorro/zorro-driver.c
@@ -137,10 +137,34 @@ static int zorro_bus_match(struct device *dev, struct device_driver *drv)
return 0;
}

+static int zorro_uevent(struct device *dev, struct kobj_uevent_env *env)
+{
+#ifdef CONFIG_HOTPLUG
+ struct zorro_dev *z;
+
+ if (!dev)
+ return -ENODEV;
+
+ z = to_zorro_dev(dev);
+ if (!z)
+ return -ENODEV;
+
+ if (add_uevent_var(env, "ZORRO_ID=%08X", z->id) ||
+ add_uevent_var(env, "ZORRO_SLOT_NAME=%s", dev_name(dev)) ||
+ add_uevent_var(env, "ZORRO_SLOT_ADDR=%04X", z->slotaddr) ||
+ add_uevent_var(env, "MODALIAS=" ZORRO_DEVICE_MODALIAS_FMT, z->id))
+ return -ENOMEM;
+
+ return 0;
+#else /* !CONFIG_HOTPLUG */
+ return -ENODEV;
+#endif /* !CONFIG_HOTPLUG */
+}

struct bus_type zorro_bus_type = {
.name = "zorro",
.match = zorro_bus_match,
+ .uevent = zorro_uevent,
.probe = zorro_device_probe,
.remove = zorro_device_remove,
};
diff --git a/drivers/zorro/zorro-sysfs.c b/drivers/zorro/zorro-sysfs.c
index 1d2a772..26dff20 100644
--- a/drivers/zorro/zorro-sysfs.c
+++ b/drivers/zorro/zorro-sysfs.c
@@ -49,6 +49,16 @@ static ssize_t zorro_show_resource(struct device *dev, struct device_attribute *

static DEVICE_ATTR(resource, S_IRUGO, zorro_show_resource, NULL);

+static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct zorro_dev *z = to_zorro_dev(dev);
+
+ return sprintf(buf, ZORRO_DEVICE_MODALIAS_FMT "\n", z->id);
+}
+
+static DEVICE_ATTR(modalias, S_IRUGO, modalias_show, NULL);
+
static ssize_t zorro_read_config(struct kobject *kobj,
struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t count)
@@ -89,6 +99,7 @@ int zorro_create_sysfs_dev_files(struct zorro_dev *z)
(error = device_create_file(dev, &dev_attr_slotaddr)) ||
(error = device_create_file(dev, &dev_attr_slotsize)) ||
(error = device_create_file(dev, &dev_attr_resource)) ||
+ (error = device_create_file(dev, &dev_attr_modalias)) ||
(error = sysfs_create_bin_file(&dev->kobj, &zorro_config_attr)))
return error;

diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 1bf5900..a31cf4f 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -463,4 +463,13 @@ struct platform_device_id {
__attribute__((aligned(sizeof(kernel_ulong_t))));
};

+struct zorro_device_id {
+ __u32 id; /* Device ID or ZORRO_WILDCARD */
+ kernel_ulong_t driver_data; /* Data private to the driver */
+};
+
+#define ZORRO_WILDCARD (0xffffffff) /* not official */
+
+#define ZORRO_DEVICE_MODALIAS_FMT "zorro:i%08X"
+
#endif /* LINUX_MOD_DEVICETABLE_H */
diff --git a/include/linux/zorro.h b/include/linux/zorro.h
index 913bfc2..908db1b 100644
--- a/include/linux/zorro.h
+++ b/include/linux/zorro.h
@@ -38,8 +38,6 @@
typedef __u32 zorro_id;

-#define ZORRO_WILDCARD (0xffffffff) /* not official */
-
/* Include the ID list */
#include <linux/zorro_ids.h>

@@ -116,6 +114,7 @@ struct ConfigDev {

#include <linux/init.h>
#include <linux/ioport.h>
+#include <linux/mod_devicetable.h>

#include <asm/zorro.h>

@@ -155,16 +154,6 @@ extern struct bus_type zorro_bus_type;

/*
- * Zorro device IDs
- */
-
-struct zorro_device_id {
- zorro_id id; /* Device ID or ZORRO_WILDCARD */
- unsigned long driver_data; /* Data private to the driver */
-};
-
-
- /*
* Zorro device drivers
*/

diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index a334428..633af66 100644
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -718,6 +718,16 @@ static int do_platform_entry(const char *filename,
return 1;
}

+/* Looks like: zorro:iN. */
+static int do_zorro_entry(const char *filename, struct zorro_device_id *id,
+ char *alias)
+{
+ id->id = TO_NATIVE(id->id);
+ strcpy(alias, "zorro:");
+ ADD(alias, "i", id->id != ZORRO_WILDCARD, id->id);
+ return 1;
+}
+
/* Ignore any prefix, eg. some architectures prepend _ */
static inline int sym_is(const char *symbol, const char *name)
{
@@ -861,6 +871,10 @@ void handle_moddevtable(struct module *mod, struct elf_info *info,
do_table(symval, sym->st_size,
sizeof(struct platform_device_id), "platform",
do_platform_entry, mod);
+ else if (sym_is(symname, "__mod_zorro_device_table"))
+ do_table(symval, sym->st_size,
+ sizeof(struct zorro_device_id), "zorro",
+ do_zorro_entry, mod);
free(zeros);
}

--
1.6.2.3