diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-04-21 13:39:10 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-04-21 13:39:10 -0700 |
| commit | 8e41e0a575664d26bb87e012c39435c4c3914ed9 (patch) | |
| tree | d634e69b23d33f5d064116e63caeef4e8f557308 /drivers/acpi/acpica | |
| parent | c337b23f32c87320dffd389e4f0f793db35f0a9b (diff) | |
Revert "ACPICA: Events: Support fixed PCIe wake event"
This reverts commit 5c62d5aab8752e5ee7bfbe75ed6060db1c787f98.
This broke wake-on-lan for multiple people, and for much too long.
Link: https://bugzilla.kernel.org/show_bug.cgi?id=217069
Link: https://lore.kernel.org/all/754225a2-95a9-2c36-1886-7da1a78308c2@loongson.cn/
Link: https://github.com/acpica/acpica/pull/866
Cc: Rafael J. Wysocki <rafael@kernel.org>
Cc: Jianmin Lv <lvjianmin@loongson.cn>
Cc: Huacai Chen <chenhuacai@loongson.cn>
Cc: Bob Moore <robert.moore@intel.com>
Cc: stable@kernel.org # 6.2
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/acpi/acpica')
| -rw-r--r-- | drivers/acpi/acpica/evevent.c | 11 | ||||
| -rw-r--r-- | drivers/acpi/acpica/hwsleep.c | 14 | ||||
| -rw-r--r-- | drivers/acpi/acpica/utglobal.c | 4 |
3 files changed, 0 insertions, 29 deletions
diff --git a/drivers/acpi/acpica/evevent.c b/drivers/acpi/acpica/evevent.c index 82d1728b9bc6..df596d46dd97 100644 --- a/drivers/acpi/acpica/evevent.c +++ b/drivers/acpi/acpica/evevent.c @@ -142,9 +142,6 @@ static acpi_status acpi_ev_fixed_event_initialize(void) status = acpi_write_bit_register(acpi_gbl_fixed_event_info [i].enable_register_id, - (i == - ACPI_EVENT_PCIE_WAKE) ? - ACPI_ENABLE_EVENT : ACPI_DISABLE_EVENT); if (ACPI_FAILURE(status)) { return (status); @@ -188,11 +185,6 @@ u32 acpi_ev_fixed_event_detect(void) return (int_status); } - if (fixed_enable & ACPI_BITMASK_PCIEXP_WAKE_DISABLE) - fixed_enable &= ~ACPI_BITMASK_PCIEXP_WAKE_DISABLE; - else - fixed_enable |= ACPI_BITMASK_PCIEXP_WAKE_DISABLE; - ACPI_DEBUG_PRINT((ACPI_DB_INTERRUPTS, "Fixed Event Block: Enable %08X Status %08X\n", fixed_enable, fixed_status)); @@ -258,9 +250,6 @@ static u32 acpi_ev_fixed_event_dispatch(u32 event) if (!acpi_gbl_fixed_event_handlers[event].handler) { (void)acpi_write_bit_register(acpi_gbl_fixed_event_info[event]. enable_register_id, - (event == - ACPI_EVENT_PCIE_WAKE) ? - ACPI_ENABLE_EVENT : ACPI_DISABLE_EVENT); ACPI_ERROR((AE_INFO, diff --git a/drivers/acpi/acpica/hwsleep.c b/drivers/acpi/acpica/hwsleep.c index 37b3f641feaa..bd936476dda9 100644 --- a/drivers/acpi/acpica/hwsleep.c +++ b/drivers/acpi/acpica/hwsleep.c @@ -311,20 +311,6 @@ acpi_status acpi_hw_legacy_wake(u8 sleep_state) [ACPI_EVENT_SLEEP_BUTTON]. status_register_id, ACPI_CLEAR_STATUS); - /* Enable pcie wake event if support */ - if ((acpi_gbl_FADT.flags & ACPI_FADT_PCI_EXPRESS_WAKE)) { - (void) - acpi_write_bit_register(acpi_gbl_fixed_event_info - [ACPI_EVENT_PCIE_WAKE]. - enable_register_id, - ACPI_DISABLE_EVENT); - (void) - acpi_write_bit_register(acpi_gbl_fixed_event_info - [ACPI_EVENT_PCIE_WAKE]. - status_register_id, - ACPI_CLEAR_STATUS); - } - acpi_hw_execute_sleep_method(METHOD_PATHNAME__SST, ACPI_SST_WORKING); return_ACPI_STATUS(status); } diff --git a/drivers/acpi/acpica/utglobal.c b/drivers/acpi/acpica/utglobal.c index 53afa5edb6ec..cda6e16dddf7 100644 --- a/drivers/acpi/acpica/utglobal.c +++ b/drivers/acpi/acpica/utglobal.c @@ -186,10 +186,6 @@ struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] = ACPI_BITREG_RT_CLOCK_ENABLE, ACPI_BITMASK_RT_CLOCK_STATUS, ACPI_BITMASK_RT_CLOCK_ENABLE}, - /* ACPI_EVENT_PCIE_WAKE */ {ACPI_BITREG_PCIEXP_WAKE_STATUS, - ACPI_BITREG_PCIEXP_WAKE_DISABLE, - ACPI_BITMASK_PCIEXP_WAKE_STATUS, - ACPI_BITMASK_PCIEXP_WAKE_DISABLE}, }; #endif /* !ACPI_REDUCED_HARDWARE */ |