Messages in this thread Patch in this message | | | Subject | PATCH: SBC EPX does not check/claim I/O ports it uses | From | Alan Cox <> | Date | Tue, 17 Jan 2006 17:52:31 +0000 |
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Signed-off-by: Alan Cox <alan@redhat.com>
Can't test this as I lack the hardware, can you check it seems right Calin.
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.16-rc1/drivers/char/watchdog/sbc_epx_c3.c linux-2.6.16-rc1/drivers/char/watchdog/sbc_epx_c3.c --- linux.vanilla-2.6.16-rc1/drivers/char/watchdog/sbc_epx_c3.c 2006-01-17 15:52:53.000000000 +0000 +++ linux-2.6.16-rc1/drivers/char/watchdog/sbc_epx_c3.c 2006-01-17 15:58:47.000000000 +0000 @@ -25,6 +25,7 @@ #include <linux/notifier.h> #include <linux/reboot.h> #include <linux/init.h> +#include <linux/ioport.h> #include <asm/uaccess.h> #include <asm/io.h> @@ -180,6 +181,9 @@ static int __init watchdog_init(void) { int ret; + + if (!request_region(EPXC3_WATCHDOG_CTL_REG, 2, "epxc3_watchdog")) + return -EBUSY; ret = register_reboot_notifier(&epx_c3_notifier); if (ret) { @@ -205,6 +209,7 @@ { misc_deregister(&epx_c3_miscdev); unregister_reboot_notifier(&epx_c3_notifier); + release_region(EPXC3_WATCHDOG_CTL_REG, 2); } module_init(watchdog_init); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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