The patch titled
define platform wakeup hook, use in pci_enable_wake() (update)
has been added to the -mm tree. Its filename is
define-platform-wakeup-hook-use-in-pci_enable_wake-update.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: define platform wakeup hook, use in pci_enable_wake() (update)
From: David Brownell <david-b@xxxxxxxxxxx>
Minor cleanups as suggested by Andrew.
Signed-off-by: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/base/power/main.c | 2 +-
drivers/pci/pci.c | 5 ++++-
include/linux/pm.h | 1 +
3 files changed, 6 insertions(+), 2 deletions(-)
diff -puN drivers/base/power/main.c~define-platform-wakeup-hook-use-in-pci_enable_wake-update drivers/base/power/main.c
--- a/drivers/base/power/main.c~define-platform-wakeup-hook-use-in-pci_enable_wake-update
+++ a/drivers/base/power/main.c
@@ -29,7 +29,7 @@ LIST_HEAD(dpm_off_irq);
DECLARE_MUTEX(dpm_sem);
DECLARE_MUTEX(dpm_list_sem);
-int (*platform_enable_wakeup)(struct device *dev, int is_on) = NULL;
+int (*platform_enable_wakeup)(struct device *dev, int is_on);
/**
diff -puN drivers/pci/pci.c~define-platform-wakeup-hook-use-in-pci_enable_wake-update drivers/pci/pci.c
--- a/drivers/pci/pci.c~define-platform-wakeup-hook-use-in-pci_enable_wake-update
+++ a/drivers/pci/pci.c
@@ -947,8 +947,11 @@ int pci_enable_wake(struct pci_dev *dev,
/* Check if it can generate PME# from requested state. */
if (!value || !(value & (1 << state))) {
+ /* if it can't, revert what the platform hook changed,
+ * always reporting the base "EINVAL, can't PME#" error
+ */
if (enable && platform_enable_wakeup)
- (void) platform_enable_wakeup(&dev->dev, 0);
+ platform_enable_wakeup(&dev->dev, 0);
return enable ? -EINVAL : 0;
}
diff -puN include/linux/pm.h~define-platform-wakeup-hook-use-in-pci_enable_wake-update include/linux/pm.h
--- a/include/linux/pm.h~define-platform-wakeup-hook-use-in-pci_enable_wake-update
+++ a/include/linux/pm.h
@@ -275,6 +275,7 @@ extern void __suspend_report_result(cons
/* platform hook to activate device wakeup capability, if
* that's not already handled by enable_irq_wake() etc
+ * returns zero on success, else negative errno
*/
extern int (*platform_enable_wakeup)(struct device *dev, int is_on);
_
Patches currently in -mm which might be from david-b@xxxxxxxxxxx are
make-proc-acpi-wakeup-more-useful.patch
define-platform-wakeup-hook-use-in-pci_enable_wake.patch
define-platform-wakeup-hook-use-in-pci_enable_wake-update.patch
acpi-driver-model-flags-and-platform_enable_wake.patch
update-documentation-driver-model-platformtxt.patch
at91_cf-minor-fix.patch
scsi-newstyle-hotplug-coldplug-support.patch
usb-gadget-rndis-fix-struct-rndis_packet_msg_type.patch
blackfin-on-chip-rtc-controller-driver.patch
blackfin-blackfin-on-chip-spi-controller-driver.patch
rework-pm_ops-pm_disk_mode-kill-misuse.patch
power-management-remove-firmware-disk-mode.patch
power-management-implement-pm_opsvalid-for-everybody.patch
documentation-ask-driver-writers-to-provide-pm-support.patch
init-dma-masks-in-pnp_dev.patch
rtc-add-rtc-class-driver-for-the-maxim-max6900.patch
char-cs5535_gpio-add-module_device_table.patch
parport-dev-driver-model-support.patch
parport-dev-driver-model-support-powerpc-fix.patch
layered-parport-code-uses-parport-dev.patch
pnpacpi-sets-pnpdev-devarchdata.patch
pnpacpi-sets-pnpdev-devarchdata-fix.patch
fix-hotplug-for-legacy-platform-drivers.patch
minor-spi_butterfly-cleanup.patch
rtc-remove-sys-class-rtc-dev.patch
rtc-rtc-interfaces-dont-use-class_device.patch
rtc-simplified-rtc-sysfs-attribute-handling.patch
rtc-simplified-proc-driver-rtc-handling.patch
rtc-remove-rest-of-class_device.patch
rtc-suspend-resume-restores-system-clock.patch
rtc-simplified-rtc-sysfs-attribute-handling-tidy.patch
rtc-update-to-class-device-removal-patches.patch
rtc-kconfig-cleanup.patch
rtc-cmos-wakeup-interface.patch
acpi-wakeup-hooks-for-rtc-cmos.patch
workaround-rtc-related-acpi-table-bugs.patch
revert-rtc-add-rtc_merge_alarm.patch
remove-rtc_alm_set-mode-bugs.patch
-
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