Messages in this thread Patch in this message | | | Subject | [PATCH 0/1] 2.6.7-mm6, port ACPI sleep workaround to new DMI probing | Date | Thu, 8 Jul 2004 16:25:56 +0400 | From | Andrey Panin <> |
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This patch moves Toshiba ACPI sleep workaround out of dmi_scan.c
Please consider applying.
Signed-off-by: Andrey Panin <pazke@donpac.ru>
arch/i386/kernel/dmi_scan.c | 14 -------------- drivers/acpi/sleep/main.c | 29 +++++++++++++++++++++++++++-- 2 files changed, 27 insertions(+), 16 deletions(-)
diff -urpNX /usr/share/dontdiff linux-2.6.7-mm6.vanilla/arch/i386/kernel/dmi_scan.c linux-2.6.7-mm6/arch/i386/kernel/dmi_scan.c --- linux-2.6.7-mm6.vanilla/arch/i386/kernel/dmi_scan.c Wed Jul 7 20:06:49 2004 +++ linux-2.6.7-mm6/arch/i386/kernel/dmi_scan.c Wed Jul 7 21:27:22 2004 @@ -195,16 +195,6 @@ static __init int broken_toshiba_keyboar return 0; } -/* - * Toshiba fails to preserve interrupts over S1 - */ - -static __init int init_ints_after_s1(struct dmi_blacklist *d) -{ - printk(KERN_WARNING "Toshiba with broken S1 detected.\n"); - dmi_broken |= BROKEN_INIT_AFTER_S1; - return 0; -} #ifdef CONFIG_ACPI_SLEEP static __init int reset_videomode_after_s3(struct dmi_blacklist *d) @@ -323,10 +313,6 @@ static __initdata struct dmi_blacklist d } }, { broken_toshiba_keyboard, "Toshiba Satellite 4030cdt", { /* Keyboard generates spurious repeats */ - MATCH(DMI_PRODUCT_NAME, "S4030CDT/4.3"), - NO_MATCH, NO_MATCH, NO_MATCH - } }, - { init_ints_after_s1, "Toshiba Satellite 4030cdt", { /* Reinitialization of 8259 is needed after S1 resume */ MATCH(DMI_PRODUCT_NAME, "S4030CDT/4.3"), NO_MATCH, NO_MATCH, NO_MATCH } }, diff -urpNX /usr/share/dontdiff linux-2.6.7-mm6.vanilla/drivers/acpi/sleep/main.c linux-2.6.7-mm6/drivers/acpi/sleep/main.c --- linux-2.6.7-mm6.vanilla/drivers/acpi/sleep/main.c Wed Jul 7 20:07:14 2004 +++ linux-2.6.7-mm6/drivers/acpi/sleep/main.c Wed Jul 7 21:26:15 2004 @@ -10,6 +10,7 @@ #include <linux/delay.h> #include <linux/irq.h> +#include <linux/dmi.h> #include <linux/device.h> #include <linux/suspend.h> #include <acpi/acpi_bus.h> @@ -30,6 +31,8 @@ static u32 acpi_suspend_states[] = { [PM_SUSPEND_DISK] = ACPI_STATE_S4, }; +static int init_8259A_after_S1; + /** * acpi_pm_prepare - Do preliminary suspend work. * @pm_state: suspend state we're entering. @@ -140,7 +143,7 @@ static int acpi_pm_finish(u32 pm_state) /* reset firmware waking vector */ acpi_set_firmware_waking_vector((acpi_physical_address) 0); - if (dmi_broken & BROKEN_INIT_AFTER_S1) { + if (init_8259A_after_S1) { printk("Broken toshiba laptop -> kicking interrupts\n"); init_8259A(0); } @@ -161,16 +164,38 @@ int acpi_suspend(u32 acpi_state) return -EINVAL; } - static struct pm_ops acpi_pm_ops = { .prepare = acpi_pm_prepare, .enter = acpi_pm_enter, .finish = acpi_pm_finish, }; + +/* + * Toshiba fails to preserve interrupts over S1, reinitialization + * of 8259 is needed after S1 resume. + */ +static int __init init_ints_after_s1(struct dmi_system_id *d) +{ + printk(KERN_WARNING "%s with broken S1 detected.\n", d->ident); + init_8259A_after_S1 = 1; + return 0; +} + +static struct dmi_system_id __initdata acpisleep_dmi_table[] = { + { + .callback = init_ints_after_s1, + .ident = "Toshiba Satellite 4030cdt", + .matches = { DMI_MATCH(DMI_PRODUCT_NAME, "S4030CDT/4.3"), }, + }, + { }, +}; + static int __init acpi_sleep_init(void) { int i = 0; + + dmi_check_system(acpisleep_dmi_table); if (acpi_disabled) return 0; - 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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