The patch titled
Char: cyclades, tty_register_device separately for each device
has been added to the -mm tree. Its filename is
char-cyclades-tty_register_device-separately-for-each-device.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Char: cyclades, tty_register_device separately for each device
From: Jiri Slaby <jirislaby@xxxxxxxxx>
Do not register all tty devices at the init time, delay it for the time until
some device is found.
Signed-off-by: Jiri Slaby <jirislaby@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/char/cyclades.c | 20 +++++++++++++++++++-
1 file changed, 19 insertions(+), 1 deletion(-)
diff -puN drivers/char/cyclades.c~char-cyclades-tty_register_device-separately-for-each-device drivers/char/cyclades.c
--- a/drivers/char/cyclades.c~char-cyclades-tty_register_device-separately-for-each-device
+++ a/drivers/char/cyclades.c
@@ -4841,6 +4841,9 @@ static int __init cy_detect_isa(void)
cy_isa_irq);
printk("%d channels starting from port %d.\n",
cy_isa_nchan, cy_next_channel);
+ for (j = cy_next_channel;
+ j < cy_next_channel + cy_isa_nchan; j++)
+ tty_register_device(cy_serial_driver, j, NULL);
cy_next_channel += cy_isa_nchan;
}
return nboard;
@@ -4948,6 +4951,8 @@ static int __devinit cy_init_Ze(unsigned
printk("%d channels starting from port %d.\n",
cy_pci_nchan, cy_next_channel);
+ for (j = cy_next_channel; j < cy_next_channel + cy_pci_nchan; j++)
+ tty_register_device(cy_serial_driver, j, &pdev->dev);
cy_next_channel += cy_pci_nchan;
return 0;
@@ -5115,6 +5120,9 @@ static int __devinit cy_pci_probe(struct
(int)cy_pci_irq);
printk("%d channels starting from port %d.\n",
cy_pci_nchan, cy_next_channel);
+ for (j = cy_next_channel;
+ j < cy_next_channel + cy_pci_nchan; j++)
+ tty_register_device(cy_serial_driver, j, &pdev->dev);
cy_next_channel += cy_pci_nchan;
} else if (device_id == PCI_DEVICE_ID_CYCLOM_Z_Lo) {
@@ -5282,6 +5290,9 @@ static int __devinit cy_pci_probe(struct
printk("%d channels starting from port %d.\n",
cy_pci_nchan, cy_next_channel);
+ for (j = cy_next_channel;
+ j < cy_next_channel + cy_pci_nchan; j++)
+ tty_register_device(cy_serial_driver, j, &pdev->dev);
cy_next_channel += cy_pci_nchan;
}
@@ -5346,6 +5357,9 @@ static void __devexit cy_pci_release(str
cy_port[i].line = -1;
cy_port[i].magic = -1;
}
+ for (i = cinfo->first_line; i < cinfo->first_line +
+ cinfo->nports; i++)
+ tty_unregister_device(cy_serial_driver, i);
#endif
}
@@ -5479,7 +5493,7 @@ static int __init cy_init(void)
cy_serial_driver->init_termios = tty_std_termios;
cy_serial_driver->init_termios.c_cflag =
B9600 | CS8 | CREAD | HUPCL | CLOCAL;
- cy_serial_driver->flags = TTY_DRIVER_REAL_RAW;
+ cy_serial_driver->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV;
tty_set_operations(cy_serial_driver, &cy_ops);
retval = tty_register_driver(cy_serial_driver);
@@ -5555,6 +5569,10 @@ static void __exit cy_cleanup_module(voi
#endif /* CONFIG_CYZ_INTR */
)
free_irq(cy_card[i].irq, &cy_card[i]);
+ for (e1 = cy_card[i].first_line;
+ e1 < cy_card[i].first_line +
+ cy_card[i].nports; e1++)
+ tty_unregister_device(cy_serial_driver, e1);
}
}
} /* cy_cleanup_module */
_
Patches currently in -mm which might be from jirislaby@xxxxxxxxx are
acpi-asus_acpi-support-f2je-model.patch
char-rocket-add-module_device_table.patch
char-cs5535_gpio-add-module_device_table.patch
unify-queue_delayed_work-and-queue_delayed_work_on.patch
char-cyclades-remove-pause.patch
char-cyclades-cy_readx-writex-cleanup.patch
char-cyclades-timer-cleanup.patch
char-cyclades-remove-volatiles.patch
char-cyclades-remove-useless-casts.patch
char-cyclades-create-cy_init_ze.patch
char-cyclades-use-pci_iomap-unmap.patch
char-cyclades-init-ze-immediately.patch
char-cyclades-create-cy_pci_probe.patch
char-cyclades-move-card-entries-init-into-function.patch
char-cyclades-init-card-struct-immediately.patch
char-cyclades-remove-some-global-vars.patch
char-cyclades-cy_init-error-handling.patch
char-cyclades-tty_register_device-separately-for-each-device.patch
char-cyclades-clear-interrupts-before-releasing.patch
char-cyclades-allow-debug_shirq.patch
shrink_slab-handle-bad-shrinkers.patch
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