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-rw-r--r--drivers/Makefile1
-rw-r--r--drivers/acpi/Kconfig32
-rw-r--r--drivers/acpi/acpi_dbg.c4
-rw-r--r--drivers/acpi/acpi_lpss.c139
-rw-r--r--drivers/acpi/acpi_video.c14
-rw-r--r--drivers/acpi/acpica/acapps.h3
-rw-r--r--drivers/acpi/acpica/acdebug.h4
-rw-r--r--drivers/acpi/acpica/acglobal.h82
-rw-r--r--drivers/acpi/acpica/aclocal.h15
-rw-r--r--drivers/acpi/acpica/acmacros.h2
-rw-r--r--drivers/acpi/acpica/acnamesp.h3
-rw-r--r--drivers/acpi/acpica/acutils.h23
-rw-r--r--drivers/acpi/acpica/dbexec.c110
-rw-r--r--drivers/acpi/acpica/dbfileio.c4
-rw-r--r--drivers/acpi/acpica/dbinput.c145
-rw-r--r--drivers/acpi/acpica/dscontrol.c18
-rw-r--r--drivers/acpi/acpica/dsfield.c28
-rw-r--r--drivers/acpi/acpica/dsobject.c4
-rw-r--r--drivers/acpi/acpica/dspkginit.c21
-rw-r--r--drivers/acpi/acpica/dsutils.c3
-rw-r--r--drivers/acpi/acpica/dswload.c6
-rw-r--r--drivers/acpi/acpica/dswload2.c13
-rw-r--r--drivers/acpi/acpica/evregion.c10
-rw-r--r--drivers/acpi/acpica/exdump.c11
-rw-r--r--drivers/acpi/acpica/hwtimer.c29
-rw-r--r--drivers/acpi/acpica/hwvalid.c14
-rw-r--r--drivers/acpi/acpica/nsaccess.c13
-rw-r--r--drivers/acpi/acpica/nsconvert.c3
-rw-r--r--drivers/acpi/acpica/nsnames.c149
-rw-r--r--drivers/acpi/acpica/nssearch.c1
-rw-r--r--drivers/acpi/acpica/nsxfeval.c9
-rw-r--r--drivers/acpi/acpica/psargs.c2
-rw-r--r--drivers/acpi/acpica/psobject.c10
-rw-r--r--drivers/acpi/acpica/psutils.c14
-rw-r--r--drivers/acpi/acpica/utdebug.c18
-rw-r--r--drivers/acpi/acpica/utdecode.c11
-rw-r--r--drivers/acpi/acpica/uterror.c73
-rw-r--r--drivers/acpi/acpica/utinit.c1
-rw-r--r--drivers/acpi/acpica/utmath.c4
-rw-r--r--drivers/acpi/acpica/utmutex.c9
-rw-r--r--drivers/acpi/acpica/utnonansi.c11
-rw-r--r--drivers/acpi/acpica/utosi.c2
-rw-r--r--drivers/acpi/acpica/utstrsuppt.c42
-rw-r--r--drivers/acpi/acpica/uttrack.c6
-rw-r--r--drivers/acpi/acpica/utxferror.c8
-rw-r--r--drivers/acpi/apei/erst.c2
-rw-r--r--drivers/acpi/apei/ghes.c81
-rw-r--r--drivers/acpi/battery.c36
-rw-r--r--drivers/acpi/button.c22
-rw-r--r--drivers/acpi/cppc_acpi.c25
-rw-r--r--drivers/acpi/device_pm.c29
-rw-r--r--drivers/acpi/device_sysfs.c4
-rw-r--r--drivers/acpi/ec.c71
-rw-r--r--drivers/acpi/ec_sys.c2
-rw-r--r--drivers/acpi/evged.c47
-rw-r--r--drivers/acpi/internal.h3
-rw-r--r--drivers/acpi/nfit/core.c9
-rw-r--r--drivers/acpi/numa.c3
-rw-r--r--drivers/acpi/pci_link.c2
-rw-r--r--drivers/acpi/pmic/intel_pmic_bxtwc.c9
-rw-r--r--drivers/acpi/pmic/intel_pmic_chtdc_ti.c5
-rw-r--r--drivers/acpi/pmic/intel_pmic_chtwc.c9
-rw-r--r--drivers/acpi/pmic/intel_pmic_crc.c7
-rw-r--r--drivers/acpi/pmic/intel_pmic_xpower.c7
-rw-r--r--drivers/acpi/processor_idle.c1
-rw-r--r--drivers/acpi/scan.c21
-rw-r--r--drivers/acpi/sleep.c16
-rw-r--r--drivers/acpi/sysfs.c26
-rw-r--r--drivers/acpi/utils.c41
-rw-r--r--drivers/android/binder.c86
-rw-r--r--drivers/ata/Kconfig28
-rw-r--r--drivers/ata/Makefile1
-rw-r--r--drivers/ata/ahci.c94
-rw-r--r--drivers/ata/ahci.h3
-rw-r--r--drivers/ata/ahci_brcm.c120
-rw-r--r--drivers/ata/ahci_mtk.c6
-rw-r--r--drivers/ata/ahci_qoriq.c12
-rw-r--r--drivers/ata/ata_piix.c2
-rw-r--r--drivers/ata/libata-core.c13
-rw-r--r--drivers/ata/pata_at32.c400
-rw-r--r--drivers/ata/pata_atiixp.c4
-rw-r--r--drivers/ata/pata_it821x.c2
-rw-r--r--drivers/ata/pata_pdc2027x.c20
-rw-r--r--drivers/ata/sata_mv.c2
-rw-r--r--drivers/atm/ambassador.c2
-rw-r--r--drivers/atm/fore200e.c4
-rw-r--r--drivers/atm/lanai.c8
-rw-r--r--drivers/atm/suni.c2
-rw-r--r--drivers/auxdisplay/Kconfig1
-rw-r--r--drivers/base/Kconfig28
-rw-r--r--drivers/base/cacheinfo.c13
-rw-r--r--drivers/base/cpu.c48
-rw-r--r--drivers/base/isa.c10
-rw-r--r--drivers/base/memory.c2
-rw-r--r--drivers/base/power/domain.c69
-rw-r--r--drivers/base/power/main.c430
-rw-r--r--drivers/base/power/power.h11
-rw-r--r--drivers/base/power/runtime.c87
-rw-r--r--drivers/base/power/sysfs.c182
-rw-r--r--drivers/base/power/wakeirq.c8
-rw-r--r--drivers/base/power/wakeup.c26
-rw-r--r--drivers/base/regmap/Kconfig6
-rw-r--r--drivers/base/regmap/Makefile1
-rw-r--r--drivers/base/regmap/internal.h8
-rw-r--r--drivers/base/regmap/regcache-flat.c15
-rw-r--r--drivers/base/regmap/regmap-debugfs.c12
-rw-r--r--drivers/base/regmap/regmap-sdw.c88
-rw-r--r--drivers/base/regmap/regmap.c47
-rw-r--r--drivers/bcma/Kconfig2
-rw-r--r--drivers/block/DAC960.c160
-rw-r--r--drivers/block/Kconfig4
-rw-r--r--drivers/block/aoe/aoe.h3
-rw-r--r--drivers/block/aoe/aoecmd.c48
-rw-r--r--drivers/block/drbd/drbd_bitmap.c2
-rw-r--r--drivers/block/drbd/drbd_main.c8
-rw-r--r--drivers/block/drbd/drbd_receiver.c3
-rw-r--r--drivers/block/loop.c10
-rw-r--r--drivers/block/null_blk.c299
-rw-r--r--drivers/block/pktcdvd.c12
-rw-r--r--drivers/block/rbd.c18
-rw-r--r--drivers/block/smart1,2.h278
-rw-r--r--drivers/block/zram/zram_drv.c2
-rw-r--r--drivers/bluetooth/hci_ldisc.c2
-rw-r--r--drivers/bluetooth/hci_vhci.c2
-rw-r--r--drivers/bus/Kconfig2
-rw-r--r--drivers/bus/arm-cci.c7
-rw-r--r--drivers/bus/arm-ccn.c25
-rw-r--r--drivers/bus/sunxi-rsb.c1
-rw-r--r--drivers/char/apm-emulation.c2
-rw-r--r--drivers/char/dsp56k.c2
-rw-r--r--drivers/char/dtlk.c6
-rw-r--r--drivers/char/hpet.c2
-rw-r--r--drivers/char/ipmi/bt-bmc.c4
-rw-r--r--drivers/char/ipmi/ipmi_devintf.c4
-rw-r--r--drivers/char/ipmi/ipmi_si_intf.c44
-rw-r--r--drivers/char/ipmi/ipmi_si_parisc.c2
-rw-r--r--drivers/char/ipmi/ipmi_si_pci.c7
-rw-r--r--drivers/char/ipmi/ipmi_watchdog.c4
-rw-r--r--drivers/char/pcmcia/cm4040_cs.c4
-rw-r--r--drivers/char/ppdev.c4
-rw-r--r--drivers/char/random.c4
-rw-r--r--drivers/char/rtc.c4
-rw-r--r--drivers/char/snsc.c4
-rw-r--r--drivers/char/sonypi.c2
-rw-r--r--drivers/char/tpm/tpm_vtpm_proxy.c4
-rw-r--r--drivers/char/virtio_console.c4
-rw-r--r--drivers/char/xillybus/xillybus_core.c4
-rw-r--r--drivers/clk/clk.c8
-rw-r--r--drivers/clk/sunxi/clk-sun9i-mmc.c12
-rw-r--r--drivers/clocksource/Kconfig8
-rw-r--r--drivers/clocksource/Makefile1
-rw-r--r--drivers/clocksource/owl-timer.c5
-rw-r--r--drivers/clocksource/tcb_clksrc.c2
-rw-r--r--drivers/clocksource/timer-of.c84
-rw-r--r--drivers/clocksource/timer-of.h1
-rw-r--r--drivers/clocksource/timer-sprd.c159
-rw-r--r--drivers/clocksource/timer-stm32.c358
-rw-r--r--drivers/cpufreq/Kconfig2
-rw-r--r--drivers/cpufreq/Kconfig.arm88
-rw-r--r--drivers/cpufreq/Makefile9
-rw-r--r--drivers/cpufreq/arm_big_little.c23
-rw-r--r--drivers/cpufreq/armada-37xx-cpufreq.c241
-rw-r--r--drivers/cpufreq/cpufreq-dt-platdev.c8
-rw-r--r--drivers/cpufreq/cpufreq-dt.c27
-rw-r--r--drivers/cpufreq/cpufreq.c55
-rw-r--r--drivers/cpufreq/cpufreq_governor.c19
-rw-r--r--drivers/cpufreq/cpufreq_stats.c3
-rw-r--r--drivers/cpufreq/imx6q-cpufreq.c182
-rw-r--r--drivers/cpufreq/intel_pstate.c14
-rw-r--r--drivers/cpufreq/longhaul.c2
-rw-r--r--drivers/cpufreq/mediatek-cpufreq.c27
-rw-r--r--drivers/cpufreq/mvebu-cpufreq.c16
-rw-r--r--drivers/cpufreq/powernv-cpufreq.c143
-rw-r--r--drivers/cpufreq/qoriq-cpufreq.c14
-rw-r--r--drivers/cpufreq/scpi-cpufreq.c193
-rw-r--r--drivers/cpufreq/ti-cpufreq.c51
-rw-r--r--drivers/cpuidle/governor.c5
-rw-r--r--drivers/crypto/chelsio/Kconfig1
-rw-r--r--drivers/crypto/inside-secure/safexcel.c1
-rw-r--r--drivers/crypto/inside-secure/safexcel_cipher.c85
-rw-r--r--drivers/crypto/inside-secure/safexcel_hash.c89
-rw-r--r--drivers/crypto/n2_core.c3
-rw-r--r--drivers/dax/device.c12
-rw-r--r--drivers/devfreq/devfreq.c5
-rw-r--r--drivers/dma-buf/dma-buf.c6
-rw-r--r--drivers/dma-buf/sync_file.c2
-rw-r--r--drivers/dma/at_hdmac.c4
-rw-r--r--drivers/dma/dma-jz4740.c4
-rw-r--r--drivers/dma/dmatest.c55
-rw-r--r--drivers/dma/fsl-edma.c28
-rw-r--r--drivers/dma/ioat/dma.c2
-rw-r--r--drivers/dma/ioat/init.c2
-rw-r--r--drivers/dma/sh/rcar-dmac.c24
-rw-r--r--drivers/edac/Kconfig7
-rw-r--r--drivers/edac/Makefile1
-rw-r--r--drivers/edac/mv64x60_edac.c2
-rw-r--r--drivers/edac/octeon_edac-lmc.c1
-rw-r--r--drivers/edac/ti_edac.c341
-rw-r--r--drivers/extcon/extcon-axp288.c39
-rw-r--r--drivers/extcon/extcon-usbc-cros-ec.c142
-rw-r--r--drivers/firewire/core-cdev.c4
-rw-r--r--drivers/firewire/nosy.c4
-rw-r--r--drivers/firmware/Kconfig8
-rw-r--r--drivers/firmware/Makefile1
-rw-r--r--drivers/firmware/arm_scpi.c216
-rw-r--r--drivers/firmware/arm_sdei.c1092
-rw-r--r--drivers/firmware/efi/Kconfig10
-rw-r--r--drivers/firmware/efi/Makefile1
-rw-r--r--drivers/firmware/efi/capsule-loader.c47
-rw-r--r--drivers/firmware/efi/cper-arm.c356
-rw-r--r--drivers/firmware/efi/cper.c122
-rw-r--r--drivers/firmware/efi/efi.c7
-rw-r--r--drivers/firmware/efi/esrt.c17
-rw-r--r--drivers/firmware/efi/runtime-map.c10
-rw-r--r--drivers/firmware/google/vpd.c48
-rw-r--r--drivers/firmware/psci.c2
-rw-r--r--drivers/firmware/psci_checker.c46
-rw-r--r--drivers/firmware/qemu_fw_cfg.c3
-rw-r--r--drivers/gpio/gpio-74x164.c4
-rw-r--r--drivers/gpio/gpio-bcm-kona.c3
-rw-r--r--drivers/gpio/gpio-brcmstb.c4
-rw-r--r--drivers/gpio/gpio-davinci.c2
-rw-r--r--drivers/gpio/gpio-merrifield.c11
-rw-r--r--drivers/gpio/gpio-mmio.c30
-rw-r--r--drivers/gpio/gpio-pca953x.c2
-rw-r--r--drivers/gpio/gpio-reg.c4
-rw-r--r--drivers/gpio/gpio-tegra.c4
-rw-r--r--drivers/gpio/gpio-xgene-sb.c2
-rw-r--r--drivers/gpio/gpiolib-acpi.c2
-rw-r--r--drivers/gpio/gpiolib-devprop.c17
-rw-r--r--drivers/gpio/gpiolib-of.c3
-rw-r--r--drivers/gpio/gpiolib.c66
-rw-r--r--drivers/gpio/gpiolib.h3
-rw-r--r--drivers/gpu/drm/amd/acp/Makefile21
-rw-r--r--drivers/gpu/drm/amd/amdgpu/Makefile22
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu.h18
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c47
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c4
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_device.c3
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c3
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_queue_mgr.c6
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h24
-rw-r--r--drivers/gpu/drm/amd/amdgpu/cik.c111
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c16
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c2
-rw-r--r--drivers/gpu/drm/amd/amdkfd/Makefile22
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_module.c3
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c4
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c18
-rw-r--r--drivers/gpu/drm/amd/display/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c44
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h2
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c51
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.h1
-rw-r--r--drivers/gpu/drm/amd/display/dc/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/basics/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/basics/log_helpers.c5
-rw-r--r--drivers/gpu/drm/amd/display/dc/bios/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/bios/bios_parser.c4
-rw-r--r--drivers/gpu/drm/amd/display/dc/calcs/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c9
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc.c15
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_debug.c22
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_link.c104
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c106
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_resource.c56
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_stream.c9
-rw-r--r--drivers/gpu/drm/amd/display/dc/dc_helper.c22
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce/dce_audio.c10
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c3
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce100/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.h23
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce110/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c58
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c14
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.c8
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator_v.c23
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce112/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce120/Makefile23
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce80/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn10/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c9
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.h2
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_cm.c6
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c6
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn10/dcn10_timing_generator.c3
-rw-r--r--drivers/gpu/drm/amd/display/dc/dml/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/gpio/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/i2caux/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/inc/core_status.h2
-rw-r--r--drivers/gpu/drm/amd/display/dc/inc/hw/dpp.h2
-rw-r--r--drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h22
-rw-r--r--drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h22
-rw-r--r--drivers/gpu/drm/amd/display/dc/inc/hw/transform.h7
-rw-r--r--drivers/gpu/drm/amd/display/dc/irq/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/dc/virtual/Makefile21
-rw-r--r--drivers/gpu/drm/amd/display/modules/freesync/Makefile21
-rw-r--r--drivers/gpu/drm/amd/lib/Makefile21
-rw-r--r--drivers/gpu/drm/amd/powerplay/Makefile22
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/Makefile22
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/pp_overdriver.c24
-rw-r--r--drivers/gpu/drm/amd/powerplay/inc/smu72.h24
-rw-r--r--drivers/gpu/drm/amd/powerplay/inc/smu72_discrete.h24
-rw-r--r--drivers/gpu/drm/amd/powerplay/smumgr/Makefile22
-rw-r--r--drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h24
-rw-r--r--drivers/gpu/drm/arm/hdlcd_crtc.c3
-rw-r--r--drivers/gpu/drm/arm/hdlcd_drv.c9
-rw-r--r--drivers/gpu/drm/arm/malidp_crtc.c16
-rw-r--r--drivers/gpu/drm/arm/malidp_drv.c34
-rw-r--r--drivers/gpu/drm/arm/malidp_hw.c46
-rw-r--r--drivers/gpu/drm/arm/malidp_hw.h65
-rw-r--r--drivers/gpu/drm/arm/malidp_planes.c21
-rw-r--r--drivers/gpu/drm/armada/armada_crtc.c47
-rw-r--r--drivers/gpu/drm/armada/armada_crtc.h2
-rw-r--r--drivers/gpu/drm/armada/armada_overlay.c38
-rw-r--r--drivers/gpu/drm/bridge/adv7511/adv7511.h13
-rw-r--r--drivers/gpu/drm/bridge/adv7511/adv7511_cec.c32
-rw-r--r--drivers/gpu/drm/bridge/adv7511/adv7511_drv.c17
-rw-r--r--drivers/gpu/drm/bridge/analogix/analogix_dp_core.c2
-rw-r--r--drivers/gpu/drm/bridge/lvds-encoder.c48
-rw-r--r--drivers/gpu/drm/bridge/synopsys/dw-hdmi.c25
-rw-r--r--drivers/gpu/drm/bridge/tc358767.c73
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-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/crop/crop_1.0/ia_css_crop_param.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/crop/crop_1.0/ia_css_crop_types.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/csc/csc_1.0/ia_css_csc_types.h8
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/ctc/ctc2/ia_css_ctc2_param.h12
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/ctc/ctc2/ia_css_ctc2_types.h10
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/ctc/ctc_1.0/ia_css_ctc_types.h38
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/de/de_1.0/ia_css_de_types.h10
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/de/de_2/ia_css_de2_types.h10
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/dp/dp_1.0/ia_css_dp_types.h8
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/dpc2/ia_css_dpc2_types.h6
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/dvs/dvs_1.0/ia_css_dvs_param.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/dvs/dvs_1.0/ia_css_dvs_types.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/eed1_8/ia_css_eed1_8_types.h82
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/fc/fc_1.0/ia_css_formats_types.h6
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/fpn/fpn_1.0/ia_css_fpn_types.h14
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/gc/gc_1.0/ia_css_gc_types.h32
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/gc/gc_2/ia_css_gc2_types.h14
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/hdr/ia_css_hdr_types.h26
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/ipu2_io_ls/bayer_io_ls/ia_css_bayer_io.host.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/ipu2_io_ls/yuv444_io_ls/ia_css_yuv444_io.host.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/macc/macc1_5/ia_css_macc1_5_types.h16
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/macc/macc_1.0/ia_css_macc_types.h12
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/ob/ob2/ia_css_ob2_types.h12
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/ob/ob_1.0/ia_css_ob_types.h26
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/output/output_1.0/ia_css_output_param.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/output/output_1.0/ia_css_output_types.h8
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/qplane/qplane_2/ia_css_qplane_types.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/raw/raw_1.0/ia_css_raw_types.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/ref/ref_1.0/ia_css_ref_param.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/ref/ref_1.0/ia_css_ref_types.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/s3a/s3a_1.0/ia_css_s3a_types.h98
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/s3a_stat_ls/ia_css_s3a_stat_ls_param.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/sc/sc_1.0/ia_css_sc.host.h4
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/sc/sc_1.0/ia_css_sc_types.h42
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/sdis/common/ia_css_sdis_common_types.h104
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/sdis/sdis_1.0/ia_css_sdis_types.h20
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/sdis/sdis_2/ia_css_sdis2_types.h40
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/tdf/tdf_1.0/ia_css_tdf_types.h38
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/tnr/tnr3/ia_css_tnr3_types.h26
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/tnr/tnr_1.0/ia_css_tnr_types.h10
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/vf/vf_1.0/ia_css_vf_param.h4
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/vf/vf_1.0/ia_css_vf_types.h4
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/wb/wb_1.0/ia_css_wb_types.h14
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/xnr/xnr_1.0/ia_css_xnr.host.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/xnr/xnr_1.0/ia_css_xnr_param.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/xnr/xnr_1.0/ia_css_xnr_types.h20
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/xnr/xnr_3.0/ia_css_xnr3_types.h30
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/ynr/ynr_1.0/ia_css_ynr_types.h28
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/ynr/ynr_2/ia_css_ynr2_types.h40
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/yuv_ls/yuv_ls_1.0/ia_css_yuv_ls_param.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/memory_realloc.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/binary/interface/ia_css_binary.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/binary/src/binary.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/bufq/src/bufq.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/debug/interface/ia_css_debug.h30
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/debug/src/ia_css_debug.c10
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/event/src/event.c4
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/eventq/src/eventq.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/frame/interface/ia_css_frame.h22
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/frame/src/frame.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/ifmtr/src/ifmtr.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/inputfifo/src/inputfifo.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isp_param/interface/ia_css_isp_param_types.h6
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isp_param/src/isp_param.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isys/interface/ia_css_isys.h6
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isys/src/csi_rx_rmgr.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isys/src/ibuf_ctrl_rmgr.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isys/src/isys_dma_rmgr.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isys/src/isys_init.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isys/src/isys_stream2mmio_rmgr.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isys/src/rx.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isys/src/virtual_isys.c8
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/pipeline/interface/ia_css_pipeline.h28
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/pipeline/src/pipeline.c8
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/queue/interface/ia_css_queue.h22
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/queue/src/queue_access.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/rmgr/src/rmgr.c4
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/rmgr/src/rmgr_vbuf.c26
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/spctrl/interface/ia_css_spctrl.h20
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/spctrl/interface/ia_css_spctrl_comm.h14
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/spctrl/src/spctrl.c4
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/timer/src/timer.c2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css.c68
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_internal.h22
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_legacy.h2
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_mipi.c4
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_params.h4
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_sp.c18
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_struct.h2
-rw-r--r--drivers/staging/media/bcm2048/radio-bcm2048.c4
-rw-r--r--drivers/staging/media/davinci_vpfe/vpfe_video.c2
-rw-r--r--drivers/staging/media/lirc/lirc_zilog.c4
-rw-r--r--drivers/staging/media/omap4iss/iss_video.c2
-rw-r--r--drivers/staging/most/aim-cdev/cdev.c4
-rw-r--r--drivers/staging/most/aim-v4l2/video.c4
-rw-r--r--drivers/staging/mt29f_spinand/mt29f_spinand.c5
-rw-r--r--drivers/staging/octeon-usb/octeon-hcd.c6
-rw-r--r--drivers/staging/pi433/rf69.c2
-rw-r--r--drivers/staging/rtl8188eu/os_dep/ioctl_linux.c14
-rw-r--r--drivers/staging/speakup/speakup_soft.c4
-rw-r--r--drivers/staging/vme/devices/vme_user.c8
-rw-r--r--drivers/target/Kconfig1
-rw-r--r--drivers/target/target_core_pscsi.c4
-rw-r--r--drivers/target/target_core_transport.c46
-rw-r--r--drivers/tee/optee/core.c1
-rw-r--r--drivers/thermal/cpu_cooling.c201
-rw-r--r--drivers/thunderbolt/nhi.c2
-rw-r--r--drivers/tty/n_gsm.c4
-rw-r--r--drivers/tty/n_hdlc.c6
-rw-r--r--drivers/tty/n_r3964.c6
-rw-r--r--drivers/tty/n_tty.c8
-rw-r--r--drivers/tty/serdev/core.c31
-rw-r--r--drivers/tty/serdev/serdev-ttyport.c26
-rw-r--r--drivers/tty/serial/8250/8250_early.c14
-rw-r--r--drivers/tty/serial/8250/8250_pci.c3
-rw-r--r--drivers/tty/tty_io.c8
-rw-r--r--drivers/tty/vt/vc_screen.c4
-rw-r--r--drivers/uio/uio.c2
-rw-r--r--drivers/usb/chipidea/ci_hdrc_msm.c2
-rw-r--r--drivers/usb/class/cdc-wdm.c4
-rw-r--r--drivers/usb/class/usblp.c4
-rw-r--r--drivers/usb/class/usbtmc.c4
-rw-r--r--drivers/usb/common/ulpi.c4
-rw-r--r--drivers/usb/core/config.c32
-rw-r--r--drivers/usb/core/devices.c2
-rw-r--r--drivers/usb/core/devio.c22
-rw-r--r--drivers/usb/core/hub.c9
-rw-r--r--drivers/usb/core/quirks.c9
-rw-r--r--drivers/usb/dwc2/core.h4
-rw-r--r--drivers/usb/dwc2/gadget.c42
-rw-r--r--drivers/usb/dwc2/params.c29
-rw-r--r--drivers/usb/dwc3/dwc3-of-simple.c5
-rw-r--r--drivers/usb/dwc3/gadget.c4
-rw-r--r--drivers/usb/gadget/composite.c7
-rw-r--r--drivers/usb/gadget/function/f_fs.c19
-rw-r--r--drivers/usb/gadget/function/f_hid.c4
-rw-r--r--drivers/usb/gadget/function/f_ncm.c30
-rw-r--r--drivers/usb/gadget/function/f_printer.c4
-rw-r--r--drivers/usb/gadget/function/uvc_queue.c2
-rw-r--r--drivers/usb/gadget/function/uvc_queue.h2
-rw-r--r--drivers/usb/gadget/function/uvc_v4l2.c2
-rw-r--r--drivers/usb/gadget/legacy/Kconfig2
-rw-r--r--drivers/usb/gadget/legacy/inode.c4
-rw-r--r--drivers/usb/gadget/udc/bdc/bdc_core.c1
-rw-r--r--drivers/usb/gadget/udc/core.c36
-rw-r--r--drivers/usb/gadget/udc/renesas_usb3.c2
-rw-r--r--drivers/usb/host/ehci-dbg.c2
-rw-r--r--drivers/usb/host/xhci-debugfs.c16
-rw-r--r--drivers/usb/host/xhci-mem.c22
-rw-r--r--drivers/usb/host/xhci-pci.c3
-rw-r--r--drivers/usb/host/xhci-ring.c18
-rw-r--r--drivers/usb/host/xhci.c6
-rw-r--r--drivers/usb/misc/iowarrior.c4
-rw-r--r--drivers/usb/misc/ldusb.c4
-rw-r--r--drivers/usb/misc/legousbtower.c6
-rw-r--r--drivers/usb/misc/usb3503.c2
-rw-r--r--drivers/usb/mon/mon_bin.c12
-rw-r--r--drivers/usb/musb/da8xx.c10
-rw-r--r--drivers/usb/serial/cp210x.c2
-rw-r--r--drivers/usb/serial/ftdi_sio.c1
-rw-r--r--drivers/usb/serial/ftdi_sio_ids.h6
-rw-r--r--drivers/usb/serial/option.c20
-rw-r--r--drivers/usb/serial/qcserial.c3
-rw-r--r--drivers/usb/serial/usb_debug.c2
-rw-r--r--drivers/usb/storage/uas-detect.h4
-rw-r--r--drivers/usb/storage/unusual_devs.h7
-rw-r--r--drivers/usb/storage/unusual_uas.h14
-rw-r--r--drivers/usb/typec/Kconfig54
-rw-r--r--drivers/usb/typec/ucsi/Kconfig1
-rw-r--r--drivers/usb/usbip/stub_dev.c3
-rw-r--r--drivers/usb/usbip/stub_main.c5
-rw-r--r--drivers/usb/usbip/stub_rx.c47
-rw-r--r--drivers/usb/usbip/stub_tx.c13
-rw-r--r--drivers/usb/usbip/usbip_common.c33
-rw-r--r--drivers/usb/usbip/usbip_common.h1
-rw-r--r--drivers/usb/usbip/vhci_hcd.c13
-rw-r--r--drivers/usb/usbip/vhci_rx.c23
-rw-r--r--drivers/usb/usbip/vhci_sysfs.c25
-rw-r--r--drivers/usb/usbip/vhci_tx.c3
-rw-r--r--drivers/usb/usbip/vudc_rx.c19
-rw-r--r--drivers/usb/usbip/vudc_tx.c11
-rw-r--r--drivers/vfio/virqfd.c4
-rw-r--r--drivers/vhost/net.c22
-rw-r--r--drivers/vhost/vhost.c25
-rw-r--r--drivers/vhost/vhost.h6
-rw-r--r--drivers/video/backlight/apple_bl.c2
-rw-r--r--drivers/video/backlight/corgi_lcd.c2
-rw-r--r--drivers/video/backlight/tdo24m.c2
-rw-r--r--drivers/video/backlight/tosa_lcd.c2
-rw-r--r--drivers/video/fbdev/macfb.c10
-rw-r--r--drivers/virt/fsl_hypervisor.c4
-rw-r--r--drivers/virtio/virtio.c2
-rw-r--r--drivers/virtio/virtio_balloon.c3
-rw-r--r--drivers/virtio/virtio_mmio.c22
-rw-r--r--drivers/watchdog/Kconfig7
-rw-r--r--drivers/watchdog/Makefile1
-rw-r--r--drivers/watchdog/rave-sp-wdt.c337
-rw-r--r--drivers/xen/Kconfig2
-rw-r--r--drivers/xen/balloon.c65
-rw-r--r--drivers/xen/evtchn.c4
-rw-r--r--drivers/xen/gntdev.c8
-rw-r--r--drivers/xen/mcelog.c2
-rw-r--r--drivers/xen/pvcalls-front.c16
-rw-r--r--drivers/xen/xenbus/xenbus_dev_frontend.c2
1746 files changed, 40617 insertions, 19482 deletions
diff --git a/drivers/Makefile b/drivers/Makefile
index 1d034b680431..e06f7f633f73 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -105,6 +105,7 @@ obj-$(CONFIG_TC) += tc/
obj-$(CONFIG_UWB) += uwb/
obj-$(CONFIG_USB_PHY) += usb/
obj-$(CONFIG_USB) += usb/
+obj-$(CONFIG_USB_SUPPORT) += usb/
obj-$(CONFIG_PCI) += usb/
obj-$(CONFIG_USB_GADGET) += usb/
obj-$(CONFIG_OF) += usb/
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 46505396869e..d650c5b6ec90 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -361,22 +361,6 @@ config ACPI_PCI_SLOT
i.e., segment/bus/device/function tuples, with physical slots in
the system. If you are unsure, say N.
-config X86_PM_TIMER
- bool "Power Management Timer Support" if EXPERT
- depends on X86
- default y
- help
- The Power Management Timer is available on all ACPI-capable,
- in most cases even if ACPI is unusable or blacklisted.
-
- This timing source is not affected by power management features
- like aggressive processor idling, throttling, frequency and/or
- voltage scaling, unlike the commonly used Time Stamp Counter
- (TSC) timing source.
-
- You should nearly always say Y here because many modern
- systems require this timer.
-
config ACPI_CONTAINER
bool "Container and Module Devices"
default (ACPI_HOTPLUG_MEMORY || ACPI_HOTPLUG_CPU)
@@ -564,3 +548,19 @@ config TPS68470_PMIC_OPREGION
using this, are probed.
endif # ACPI
+
+config X86_PM_TIMER
+ bool "Power Management Timer Support" if EXPERT
+ depends on X86 && (ACPI || JAILHOUSE_GUEST)
+ default y
+ help
+ The Power Management Timer is available on all ACPI-capable,
+ in most cases even if ACPI is unusable or blacklisted.
+
+ This timing source is not affected by power management features
+ like aggressive processor idling, throttling, frequency and/or
+ voltage scaling, unlike the commonly used Time Stamp Counter
+ (TSC) timing source.
+
+ You should nearly always say Y here because many modern
+ systems require this timer.
diff --git a/drivers/acpi/acpi_dbg.c b/drivers/acpi/acpi_dbg.c
index 3ec05aa1a903..2ff5c8c04e3b 100644
--- a/drivers/acpi/acpi_dbg.c
+++ b/drivers/acpi/acpi_dbg.c
@@ -718,9 +718,9 @@ again:
return size > 0 ? size : ret;
}
-static unsigned int acpi_aml_poll(struct file *file, poll_table *wait)
+static __poll_t acpi_aml_poll(struct file *file, poll_table *wait)
{
- int masks = 0;
+ __poll_t masks = 0;
poll_wait(file, &acpi_aml_io.wait, wait);
if (acpi_aml_user_readable())
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
index 7f2b02cc8ea1..2bcffec8dbf0 100644
--- a/drivers/acpi/acpi_lpss.c
+++ b/drivers/acpi/acpi_lpss.c
@@ -427,6 +427,142 @@ out:
return 0;
}
+struct lpss_device_links {
+ const char *supplier_hid;
+ const char *supplier_uid;
+ const char *consumer_hid;
+ const char *consumer_uid;
+ u32 flags;
+};
+
+/*
+ * The _DEP method is used to identify dependencies but instead of creating
+ * device links for every handle in _DEP, only links in the following list are
+ * created. That is necessary because, in the general case, _DEP can refer to
+ * devices that might not have drivers, or that are on different buses, or where
+ * the supplier is not enumerated until after the consumer is probed.
+ */
+static const struct lpss_device_links lpss_device_links[] = {
+ {"808622C1", "7", "80860F14", "3", DL_FLAG_PM_RUNTIME},
+};
+
+static bool hid_uid_match(const char *hid1, const char *uid1,
+ const char *hid2, const char *uid2)
+{
+ return !strcmp(hid1, hid2) && uid1 && uid2 && !strcmp(uid1, uid2);
+}
+
+static bool acpi_lpss_is_supplier(struct acpi_device *adev,
+ const struct lpss_device_links *link)
+{
+ return hid_uid_match(acpi_device_hid(adev), acpi_device_uid(adev),
+ link->supplier_hid, link->supplier_uid);
+}
+
+static bool acpi_lpss_is_consumer(struct acpi_device *adev,
+ const struct lpss_device_links *link)
+{
+ return hid_uid_match(acpi_device_hid(adev), acpi_device_uid(adev),
+ link->consumer_hid, link->consumer_uid);
+}
+
+struct hid_uid {
+ const char *hid;
+ const char *uid;
+};
+
+static int match_hid_uid(struct device *dev, void *data)
+{
+ struct acpi_device *adev = ACPI_COMPANION(dev);
+ struct hid_uid *id = data;
+
+ if (!adev)
+ return 0;
+
+ return hid_uid_match(acpi_device_hid(adev), acpi_device_uid(adev),
+ id->hid, id->uid);
+}
+
+static struct device *acpi_lpss_find_device(const char *hid, const char *uid)
+{
+ struct hid_uid data = {
+ .hid = hid,
+ .uid = uid,
+ };
+
+ return bus_find_device(&platform_bus_type, NULL, &data, match_hid_uid);
+}
+
+static bool acpi_lpss_dep(struct acpi_device *adev, acpi_handle handle)
+{
+ struct acpi_handle_list dep_devices;
+ acpi_status status;
+ int i;
+
+ if (!acpi_has_method(adev->handle, "_DEP"))
+ return false;
+
+ status = acpi_evaluate_reference(adev->handle, "_DEP", NULL,
+ &dep_devices);
+ if (ACPI_FAILURE(status)) {
+ dev_dbg(&adev->dev, "Failed to evaluate _DEP.\n");
+ return false;
+ }
+
+ for (i = 0; i < dep_devices.count; i++) {
+ if (dep_devices.handles[i] == handle)
+ return true;
+ }
+
+ return false;
+}
+
+static void acpi_lpss_link_consumer(struct device *dev1,
+ const struct lpss_device_links *link)
+{
+ struct device *dev2;
+
+ dev2 = acpi_lpss_find_device(link->consumer_hid, link->consumer_uid);
+ if (!dev2)
+ return;
+
+ if (acpi_lpss_dep(ACPI_COMPANION(dev2), ACPI_HANDLE(dev1)))
+ device_link_add(dev2, dev1, link->flags);
+
+ put_device(dev2);
+}
+
+static void acpi_lpss_link_supplier(struct device *dev1,
+ const struct lpss_device_links *link)
+{
+ struct device *dev2;
+
+ dev2 = acpi_lpss_find_device(link->supplier_hid, link->supplier_uid);
+ if (!dev2)
+ return;
+
+ if (acpi_lpss_dep(ACPI_COMPANION(dev1), ACPI_HANDLE(dev2)))
+ device_link_add(dev1, dev2, link->flags);
+
+ put_device(dev2);
+}
+
+static void acpi_lpss_create_device_links(struct acpi_device *adev,
+ struct platform_device *pdev)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(lpss_device_links); i++) {
+ const struct lpss_device_links *link = &lpss_device_links[i];
+
+ if (acpi_lpss_is_supplier(adev, link))
+ acpi_lpss_link_consumer(&pdev->dev, link);
+
+ if (acpi_lpss_is_consumer(adev, link))
+ acpi_lpss_link_supplier(&pdev->dev, link);
+ }
+}
+
static int acpi_lpss_create_device(struct acpi_device *adev,
const struct acpi_device_id *id)
{
@@ -465,6 +601,8 @@ static int acpi_lpss_create_device(struct acpi_device *adev,
acpi_dev_free_resource_list(&resource_list);
if (!pdata->mmio_base) {
+ /* Avoid acpi_bus_attach() instantiating a pdev for this dev. */
+ adev->pnp.type.platform_id = 0;
/* Skip the device, but continue the namespace scan. */
ret = 0;
goto err_out;
@@ -500,6 +638,7 @@ static int acpi_lpss_create_device(struct acpi_device *adev,
adev->driver_data = pdata;
pdev = acpi_create_platform_device(adev, dev_desc->properties);
if (!IS_ERR_OR_NULL(pdev)) {
+ acpi_lpss_create_device_links(adev, pdev);
return 1;
}
diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c
index 0972ec0e2eb8..f53ccc680238 100644
--- a/drivers/acpi/acpi_video.c
+++ b/drivers/acpi/acpi_video.c
@@ -80,8 +80,8 @@ MODULE_PARM_DESC(report_key_events,
static bool device_id_scheme = false;
module_param(device_id_scheme, bool, 0444);
-static bool only_lcd = false;
-module_param(only_lcd, bool, 0444);
+static int only_lcd = -1;
+module_param(only_lcd, int, 0444);
static int register_count;
static DEFINE_MUTEX(register_count_mutex);
@@ -2136,6 +2136,16 @@ int acpi_video_register(void)
goto leave;
}
+ /*
+ * We're seeing a lot of bogus backlight interfaces on newer machines
+ * without a LCD such as desktops, servers and HDMI sticks. Checking
+ * the lcd flag fixes this, so enable this on any machines which are
+ * win8 ready (where we also prefer the native backlight driver, so
+ * normally the acpi_video code should not register there anyways).
+ */
+ if (only_lcd == -1)
+ only_lcd = acpi_osi_is_win8();
+
dmi_check_system(video_dmi_table);
ret = acpi_bus_register_driver(&acpi_video_bus);
diff --git a/drivers/acpi/acpica/acapps.h b/drivers/acpi/acpica/acapps.h
index 7a1a68b5ac5c..2243c8164b34 100644
--- a/drivers/acpi/acpica/acapps.h
+++ b/drivers/acpi/acpica/acapps.h
@@ -80,6 +80,9 @@
prefix, ACPICA_COPYRIGHT, \
prefix
+#define ACPI_COMMON_BUILD_TIME \
+ "Build date/time: %s %s\n", __DATE__, __TIME__
+
/* Macros for usage messages */
#define ACPI_USAGE_HEADER(usage) \
diff --git a/drivers/acpi/acpica/acdebug.h b/drivers/acpi/acpica/acdebug.h
index 71743e5252f5..54b8d9df9423 100644
--- a/drivers/acpi/acpica/acdebug.h
+++ b/drivers/acpi/acpica/acdebug.h
@@ -223,6 +223,10 @@ void
acpi_db_execute(char *name, char **args, acpi_object_type *types, u32 flags);
void
+acpi_db_create_execution_thread(char *method_name_arg,
+ char **arguments, acpi_object_type *types);
+
+void
acpi_db_create_execution_threads(char *num_threads_arg,
char *num_loops_arg, char *method_name_arg);
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index 95eed442703f..45ef3f5dc9ad 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -46,7 +46,7 @@
/*****************************************************************************
*
- * Globals related to the ACPI tables
+ * Globals related to the incoming ACPI tables
*
****************************************************************************/
@@ -87,7 +87,7 @@ ACPI_GLOBAL(u8, acpi_gbl_integer_nybble_width);
/*****************************************************************************
*
- * Mutual exclusion within ACPICA subsystem
+ * Mutual exclusion within the ACPICA subsystem
*
****************************************************************************/
@@ -167,7 +167,7 @@ ACPI_GLOBAL(u8, acpi_gbl_next_owner_id_offset);
ACPI_INIT_GLOBAL(u8, acpi_gbl_namespace_initialized, FALSE);
-/* Misc */
+/* Miscellaneous */
ACPI_GLOBAL(u32, acpi_gbl_original_mode);
ACPI_GLOBAL(u32, acpi_gbl_ns_lookup_count);
@@ -191,10 +191,9 @@ extern const char acpi_gbl_lower_hex_digits[];
extern const char acpi_gbl_upper_hex_digits[];
extern const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES];
-#ifdef ACPI_DBG_TRACK_ALLOCATIONS
-
/* Lists for tracking memory allocations (debug only) */
+#ifdef ACPI_DBG_TRACK_ALLOCATIONS
ACPI_GLOBAL(struct acpi_memory_list *, acpi_gbl_global_list);
ACPI_GLOBAL(struct acpi_memory_list *, acpi_gbl_ns_node_list);
ACPI_GLOBAL(u8, acpi_gbl_display_final_mem_stats);
@@ -203,7 +202,7 @@ ACPI_GLOBAL(u8, acpi_gbl_disable_mem_tracking);
/*****************************************************************************
*
- * Namespace globals
+ * ACPI Namespace
*
****************************************************************************/
@@ -234,15 +233,20 @@ ACPI_INIT_GLOBAL(u32, acpi_gbl_nesting_level, 0);
/*****************************************************************************
*
- * Interpreter globals
+ * Interpreter/Parser globals
*
****************************************************************************/
-ACPI_GLOBAL(struct acpi_thread_state *, acpi_gbl_current_walk_list);
-
/* Control method single step flag */
ACPI_GLOBAL(u8, acpi_gbl_cm_single_step);
+ACPI_GLOBAL(struct acpi_thread_state *, acpi_gbl_current_walk_list);
+ACPI_INIT_GLOBAL(union acpi_parse_object, *acpi_gbl_current_scope, NULL);
+
+/* ASL/ASL+ converter */
+
+ACPI_INIT_GLOBAL(u8, acpi_gbl_capture_comments, FALSE);
+ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_last_list_head, NULL);
/*****************************************************************************
*
@@ -252,7 +256,6 @@ ACPI_GLOBAL(u8, acpi_gbl_cm_single_step);
extern struct acpi_bit_register_info
acpi_gbl_bit_register_info[ACPI_NUM_BITREG];
-
ACPI_GLOBAL(u8, acpi_gbl_sleep_type_a);
ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b);
@@ -263,7 +266,6 @@ ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b);
****************************************************************************/
#if (!ACPI_REDUCED_HARDWARE)
-
ACPI_GLOBAL(u8, acpi_gbl_all_gpes_initialized);
ACPI_GLOBAL(struct acpi_gpe_xrupt_info *, acpi_gbl_gpe_xrupt_list_head);
ACPI_GLOBAL(struct acpi_gpe_block_info *,
@@ -272,10 +274,8 @@ ACPI_GLOBAL(acpi_gbl_event_handler, acpi_gbl_global_event_handler);
ACPI_GLOBAL(void *, acpi_gbl_global_event_handler_context);
ACPI_GLOBAL(struct acpi_fixed_event_handler,
acpi_gbl_fixed_event_handlers[ACPI_NUM_FIXED_EVENTS]);
-
extern struct acpi_fixed_event_info
acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS];
-
#endif /* !ACPI_REDUCED_HARDWARE */
/*****************************************************************************
@@ -291,14 +291,14 @@ ACPI_GLOBAL(u32, acpi_gpe_count);
ACPI_GLOBAL(u32, acpi_sci_count);
ACPI_GLOBAL(u32, acpi_fixed_event_count[ACPI_NUM_FIXED_EVENTS]);
-/* Support for dynamic control method tracing mechanism */
+/* Dynamic control method tracing mechanism */
ACPI_GLOBAL(u32, acpi_gbl_original_dbg_level);
ACPI_GLOBAL(u32, acpi_gbl_original_dbg_layer);
/*****************************************************************************
*
- * Debugger and Disassembler globals
+ * Debugger and Disassembler
*
****************************************************************************/
@@ -326,7 +326,6 @@ ACPI_GLOBAL(struct acpi_external_file *, acpi_gbl_external_file_list);
#endif
#ifdef ACPI_DEBUGGER
-
ACPI_INIT_GLOBAL(u8, acpi_gbl_abort_method, FALSE);
ACPI_INIT_GLOBAL(acpi_thread_id, acpi_gbl_db_thread_id, ACPI_INVALID_THREAD_ID);
@@ -340,7 +339,6 @@ ACPI_GLOBAL(u32, acpi_gbl_db_console_debug_level);
ACPI_GLOBAL(struct acpi_namespace_node *, acpi_gbl_db_scope_node);
ACPI_GLOBAL(u8, acpi_gbl_db_terminate_loop);
ACPI_GLOBAL(u8, acpi_gbl_db_threads_terminated);
-
ACPI_GLOBAL(char *, acpi_gbl_db_args[ACPI_DEBUGGER_MAX_ARGS]);
ACPI_GLOBAL(acpi_object_type, acpi_gbl_db_arg_types[ACPI_DEBUGGER_MAX_ARGS]);
@@ -350,32 +348,33 @@ ACPI_GLOBAL(char, acpi_gbl_db_parsed_buf[ACPI_DB_LINE_BUFFER_SIZE]);
ACPI_GLOBAL(char, acpi_gbl_db_scope_buf[ACPI_DB_LINE_BUFFER_SIZE]);
ACPI_GLOBAL(char, acpi_gbl_db_debug_filename[ACPI_DB_LINE_BUFFER_SIZE]);
-/*
- * Statistic globals
- */
+/* Statistics globals */
+
ACPI_GLOBAL(u16, acpi_gbl_obj_type_count[ACPI_TOTAL_TYPES]);
ACPI_GLOBAL(u16, acpi_gbl_node_type_count[ACPI_TOTAL_TYPES]);
ACPI_GLOBAL(u16, acpi_gbl_obj_type_count_misc);
ACPI_GLOBAL(u16, acpi_gbl_node_type_count_misc);
ACPI_GLOBAL(u32, acpi_gbl_num_nodes);
ACPI_GLOBAL(u32, acpi_gbl_num_objects);
-
#endif /* ACPI_DEBUGGER */
#if defined (ACPI_DISASSEMBLER) || defined (ACPI_ASL_COMPILER)
-
ACPI_GLOBAL(const char, *acpi_gbl_pld_panel_list[]);
ACPI_GLOBAL(const char, *acpi_gbl_pld_vertical_position_list[]);
ACPI_GLOBAL(const char, *acpi_gbl_pld_horizontal_position_list[]);
ACPI_GLOBAL(const char, *acpi_gbl_pld_shape_list[]);
-
ACPI_INIT_GLOBAL(u8, acpi_gbl_disasm_flag, FALSE);
-
#endif
-/*
- * Meant for the -ca option.
- */
+/*****************************************************************************
+ *
+ * ACPICA application-specific globals
+ *
+ ****************************************************************************/
+
+/* ASL-to-ASL+ conversion utility (implemented within the iASL compiler) */
+
+#ifdef ACPI_ASL_COMPILER
ACPI_INIT_GLOBAL(char *, acpi_gbl_current_inline_comment, NULL);
ACPI_INIT_GLOBAL(char *, acpi_gbl_current_end_node_comment, NULL);
ACPI_INIT_GLOBAL(char *, acpi_gbl_current_open_brace_comment, NULL);
@@ -386,23 +385,18 @@ ACPI_INIT_GLOBAL(char *, acpi_gbl_current_filename, NULL);
ACPI_INIT_GLOBAL(char *, acpi_gbl_current_parent_filename, NULL);
ACPI_INIT_GLOBAL(char *, acpi_gbl_current_include_filename, NULL);
-ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_last_list_head, NULL);
-
ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_def_blk_comment_list_head,
NULL);
ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_def_blk_comment_list_tail,
NULL);
-
ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_reg_comment_list_head,
NULL);
ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_reg_comment_list_tail,
NULL);
-
ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_inc_comment_list_head,
NULL);
ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_inc_comment_list_tail,
NULL);
-
ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_end_blk_comment_list_head,
NULL);
ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_end_blk_comment_list_tail,
@@ -410,30 +404,18 @@ ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_end_blk_comment_list_tail,
ACPI_INIT_GLOBAL(struct acpi_comment_addr_node,
*acpi_gbl_comment_addr_list_head, NULL);
-
-ACPI_INIT_GLOBAL(union acpi_parse_object, *acpi_gbl_current_scope, NULL);
-
ACPI_INIT_GLOBAL(struct acpi_file_node, *acpi_gbl_file_tree_root, NULL);
ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_reg_comment_cache);
ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_comment_addr_cache);
ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_file_cache);
-ACPI_INIT_GLOBAL(u8, gbl_capture_comments, FALSE);
-
ACPI_INIT_GLOBAL(u8, acpi_gbl_debug_asl_conversion, FALSE);
ACPI_INIT_GLOBAL(ACPI_FILE, acpi_gbl_conv_debug_file, NULL);
-
ACPI_GLOBAL(char, acpi_gbl_table_sig[4]);
-
-/*****************************************************************************
- *
- * Application globals
- *
- ****************************************************************************/
+#endif
#ifdef ACPI_APPLICATION
-
ACPI_INIT_GLOBAL(ACPI_FILE, acpi_gbl_debug_file, NULL);
ACPI_INIT_GLOBAL(ACPI_FILE, acpi_gbl_output_file, NULL);
ACPI_INIT_GLOBAL(u8, acpi_gbl_debug_timeout, FALSE);
@@ -442,16 +424,6 @@ ACPI_INIT_GLOBAL(u8, acpi_gbl_debug_timeout, FALSE);
ACPI_GLOBAL(acpi_spinlock, acpi_gbl_print_lock); /* For print buffer */
ACPI_GLOBAL(char, acpi_gbl_print_buffer[1024]);
-
#endif /* ACPI_APPLICATION */
-/*****************************************************************************
- *
- * Info/help support
- *
- ****************************************************************************/
-
-extern const struct ah_predefined_name asl_predefined_info[];
-extern const struct ah_device_id asl_device_ids[];
-
#endif /* __ACGLOBAL_H__ */
diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index 0d45b8bb1678..a56675f0661e 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -622,7 +622,7 @@ struct acpi_control_state {
union acpi_parse_object *predicate_op;
u8 *aml_predicate_start; /* Start of if/while predicate */
u8 *package_end; /* End of if/while block */
- u32 loop_count; /* While() loop counter */
+ u64 loop_timeout; /* While() loop timeout */
};
/*
@@ -1218,16 +1218,17 @@ struct acpi_db_method_info {
acpi_object_type *types;
/*
- * Arguments to be passed to method for the command
- * Threads -
- * the Number of threads, ID of current thread and
- * Index of current thread inside all them created.
+ * Arguments to be passed to method for the commands Threads and
+ * Background. Note, ACPI specifies a maximum of 7 arguments (0 - 6).
+ *
+ * For the Threads command, the Number of threads, ID of current
+ * thread and Index of current thread inside all them created.
*/
char init_args;
#ifdef ACPI_DEBUGGER
- acpi_object_type arg_types[4];
+ acpi_object_type arg_types[ACPI_METHOD_NUM_ARGS];
#endif
- char *arguments[4];
+ char *arguments[ACPI_METHOD_NUM_ARGS];
char num_threads_str[11];
char id_of_thread_str[11];
char index_of_thread_str[11];
diff --git a/drivers/acpi/acpica/acmacros.h b/drivers/acpi/acpica/acmacros.h
index c7f0c96cc00f..128a3d71b598 100644
--- a/drivers/acpi/acpica/acmacros.h
+++ b/drivers/acpi/acpica/acmacros.h
@@ -455,7 +455,7 @@
* the plist contains a set of parens to allow variable-length lists.
* These macros are used for both the debug and non-debug versions of the code.
*/
-#define ACPI_ERROR_NAMESPACE(s, e) acpi_ut_namespace_error (AE_INFO, s, e);
+#define ACPI_ERROR_NAMESPACE(s, p, e) acpi_ut_prefixed_namespace_error (AE_INFO, s, p, e);
#define ACPI_ERROR_METHOD(s, n, p, e) acpi_ut_method_error (AE_INFO, s, n, p, e);
#define ACPI_WARN_PREDEFINED(plist) acpi_ut_predefined_warning plist
#define ACPI_INFO_PREDEFINED(plist) acpi_ut_predefined_info plist
diff --git a/drivers/acpi/acpica/acnamesp.h b/drivers/acpi/acpica/acnamesp.h
index 54a0c51b3e37..2fb1bb78d85c 100644
--- a/drivers/acpi/acpica/acnamesp.h
+++ b/drivers/acpi/acpica/acnamesp.h
@@ -289,6 +289,9 @@ acpi_ns_build_normalized_path(struct acpi_namespace_node *node,
char *acpi_ns_get_normalized_pathname(struct acpi_namespace_node *node,
u8 no_trailing);
+char *acpi_ns_build_prefixed_pathname(union acpi_generic_state *prefix_scope,
+ const char *internal_path);
+
char *acpi_ns_name_of_current_scope(struct acpi_walk_state *walk_state);
acpi_status
diff --git a/drivers/acpi/acpica/acutils.h b/drivers/acpi/acpica/acutils.h
index 83b75e9db7ef..b6b29d717824 100644
--- a/drivers/acpi/acpica/acutils.h
+++ b/drivers/acpi/acpica/acutils.h
@@ -118,9 +118,6 @@ extern const char *acpi_gbl_ptyp_decode[];
#ifndef ACPI_MSG_ERROR
#define ACPI_MSG_ERROR "ACPI Error: "
#endif
-#ifndef ACPI_MSG_EXCEPTION
-#define ACPI_MSG_EXCEPTION "ACPI Exception: "
-#endif
#ifndef ACPI_MSG_WARNING
#define ACPI_MSG_WARNING "ACPI Warning: "
#endif
@@ -129,10 +126,10 @@ extern const char *acpi_gbl_ptyp_decode[];
#endif
#ifndef ACPI_MSG_BIOS_ERROR
-#define ACPI_MSG_BIOS_ERROR "ACPI BIOS Error (bug): "
+#define ACPI_MSG_BIOS_ERROR "Firmware Error (ACPI): "
#endif
#ifndef ACPI_MSG_BIOS_WARNING
-#define ACPI_MSG_BIOS_WARNING "ACPI BIOS Warning (bug): "
+#define ACPI_MSG_BIOS_WARNING "Firmware Warning (ACPI): "
#endif
/*
@@ -233,10 +230,10 @@ u64 acpi_ut_implicit_strtoul64(char *string);
*/
acpi_status acpi_ut_init_globals(void);
-#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
-
const char *acpi_ut_get_mutex_name(u32 mutex_id);
+#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
+
const char *acpi_ut_get_notify_name(u32 notify_value, acpi_object_type type);
#endif
@@ -641,9 +638,11 @@ void ut_convert_backslashes(char *pathname);
void acpi_ut_repair_name(char *name);
-#if defined (ACPI_DEBUGGER) || defined (ACPI_APPLICATION)
+#if defined (ACPI_DEBUGGER) || defined (ACPI_APPLICATION) || defined (ACPI_DEBUG_OUTPUT)
u8 acpi_ut_safe_strcpy(char *dest, acpi_size dest_size, char *source);
+void acpi_ut_safe_strncpy(char *dest, char *source, acpi_size dest_size);
+
u8 acpi_ut_safe_strcat(char *dest, acpi_size dest_size, char *source);
u8
@@ -737,9 +736,11 @@ acpi_ut_predefined_bios_error(const char *module_name,
u8 node_flags, const char *format, ...);
void
-acpi_ut_namespace_error(const char *module_name,
- u32 line_number,
- const char *internal_name, acpi_status lookup_status);
+acpi_ut_prefixed_namespace_error(const char *module_name,
+ u32 line_number,
+ union acpi_generic_state *prefix_scope,
+ const char *internal_name,
+ acpi_status lookup_status);
void
acpi_ut_method_error(const char *module_name,
diff --git a/drivers/acpi/acpica/dbexec.c b/drivers/acpi/acpica/dbexec.c
index 3b30319752f0..ed088fceb18d 100644
--- a/drivers/acpi/acpica/dbexec.c
+++ b/drivers/acpi/acpica/dbexec.c
@@ -67,6 +67,8 @@ static acpi_status
acpi_db_execution_walk(acpi_handle obj_handle,
u32 nesting_level, void *context, void **return_value);
+static void ACPI_SYSTEM_XFACE acpi_db_single_execution_thread(void *context);
+
/*******************************************************************************
*
* FUNCTION: acpi_db_delete_objects
@@ -229,7 +231,7 @@ static acpi_status acpi_db_execute_setup(struct acpi_db_method_info *info)
ACPI_FUNCTION_NAME(db_execute_setup);
- /* Catenate the current scope to the supplied name */
+ /* Concatenate the current scope to the supplied name */
info->pathname[0] = 0;
if ((info->name[0] != '\\') && (info->name[0] != '/')) {
@@ -611,6 +613,112 @@ static void ACPI_SYSTEM_XFACE acpi_db_method_thread(void *context)
/*******************************************************************************
*
+ * FUNCTION: acpi_db_single_execution_thread
+ *
+ * PARAMETERS: context - Method info struct
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Create one thread and execute a method
+ *
+ ******************************************************************************/
+
+static void ACPI_SYSTEM_XFACE acpi_db_single_execution_thread(void *context)
+{
+ struct acpi_db_method_info *info = context;
+ acpi_status status;
+ struct acpi_buffer return_obj;
+
+ acpi_os_printf("\n");
+
+ status = acpi_db_execute_method(info, &return_obj);
+ if (ACPI_FAILURE(status)) {
+ acpi_os_printf("%s During evaluation of %s\n",
+ acpi_format_exception(status), info->pathname);
+ return;
+ }
+
+ /* Display a return object, if any */
+
+ if (return_obj.length) {
+ acpi_os_printf("Evaluation of %s returned object %p, "
+ "external buffer length %X\n",
+ acpi_gbl_db_method_info.pathname,
+ return_obj.pointer, (u32)return_obj.length);
+
+ acpi_db_dump_external_object(return_obj.pointer, 1);
+ }
+
+ acpi_os_printf("\nBackground thread completed\n%c ",
+ ACPI_DEBUGGER_COMMAND_PROMPT);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_db_create_execution_thread
+ *
+ * PARAMETERS: method_name_arg - Control method to execute
+ * arguments - Array of arguments to the method
+ * types - Corresponding array of object types
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Create a single thread to evaluate a namespace object. Handles
+ * arguments passed on command line for control methods.
+ *
+ ******************************************************************************/
+
+void
+acpi_db_create_execution_thread(char *method_name_arg,
+ char **arguments, acpi_object_type *types)
+{
+ acpi_status status;
+ u32 i;
+
+ memset(&acpi_gbl_db_method_info, 0, sizeof(struct acpi_db_method_info));
+ acpi_gbl_db_method_info.name = method_name_arg;
+ acpi_gbl_db_method_info.init_args = 1;
+ acpi_gbl_db_method_info.args = acpi_gbl_db_method_info.arguments;
+ acpi_gbl_db_method_info.types = acpi_gbl_db_method_info.arg_types;
+
+ /* Setup method arguments, up to 7 (0-6) */
+
+ for (i = 0; (i < ACPI_METHOD_NUM_ARGS) && *arguments; i++) {
+ acpi_gbl_db_method_info.arguments[i] = *arguments;
+ arguments++;
+
+ acpi_gbl_db_method_info.arg_types[i] = *types;
+ types++;
+ }
+
+ status = acpi_db_execute_setup(&acpi_gbl_db_method_info);
+ if (ACPI_FAILURE(status)) {
+ return;
+ }
+
+ /* Get the NS node, determines existence also */
+
+ status = acpi_get_handle(NULL, acpi_gbl_db_method_info.pathname,
+ &acpi_gbl_db_method_info.method);
+ if (ACPI_FAILURE(status)) {
+ acpi_os_printf("%s Could not get handle for %s\n",
+ acpi_format_exception(status),
+ acpi_gbl_db_method_info.pathname);
+ return;
+ }
+
+ status = acpi_os_execute(OSL_DEBUGGER_EXEC_THREAD,
+ acpi_db_single_execution_thread,
+ &acpi_gbl_db_method_info);
+ if (ACPI_FAILURE(status)) {
+ return;
+ }
+
+ acpi_os_printf("\nBackground thread started\n");
+}
+
+/*******************************************************************************
+ *
* FUNCTION: acpi_db_create_execution_threads
*
* PARAMETERS: num_threads_arg - Number of threads to create
diff --git a/drivers/acpi/acpica/dbfileio.c b/drivers/acpi/acpica/dbfileio.c
index 4d81ea291d93..cf9607945704 100644
--- a/drivers/acpi/acpica/dbfileio.c
+++ b/drivers/acpi/acpica/dbfileio.c
@@ -99,8 +99,8 @@ void acpi_db_open_debug_file(char *name)
}
acpi_os_printf("Debug output file %s opened\n", name);
- strncpy(acpi_gbl_db_debug_filename, name,
- sizeof(acpi_gbl_db_debug_filename));
+ acpi_ut_safe_strncpy(acpi_gbl_db_debug_filename, name,
+ sizeof(acpi_gbl_db_debug_filename));
acpi_gbl_db_output_to_file = TRUE;
}
#endif
diff --git a/drivers/acpi/acpica/dbinput.c b/drivers/acpi/acpica/dbinput.c
index 2626d79db064..954ca3b981a7 100644
--- a/drivers/acpi/acpica/dbinput.c
+++ b/drivers/acpi/acpica/dbinput.c
@@ -136,6 +136,7 @@ enum acpi_ex_debugger_commands {
CMD_UNLOAD,
CMD_TERMINATE,
+ CMD_BACKGROUND,
CMD_THREADS,
CMD_TEST,
@@ -212,6 +213,7 @@ static const struct acpi_db_command_info acpi_gbl_db_commands[] = {
{"UNLOAD", 1},
{"TERMINATE", 0},
+ {"BACKGROUND", 1},
{"THREADS", 3},
{"TEST", 1},
@@ -222,9 +224,56 @@ static const struct acpi_db_command_info acpi_gbl_db_commands[] = {
/*
* Help for all debugger commands. First argument is the number of lines
* of help to output for the command.
+ *
+ * Note: Some commands are not supported by the kernel-level version of
+ * the debugger.
*/
static const struct acpi_db_command_help acpi_gbl_db_command_help[] = {
- {0, "\nGeneral-Purpose Commands:", "\n"},
+ {0, "\nNamespace Access:", "\n"},
+ {1, " Businfo", "Display system bus info\n"},
+ {1, " Disassemble <Method>", "Disassemble a control method\n"},
+ {1, " Find <AcpiName> (? is wildcard)",
+ "Find ACPI name(s) with wildcards\n"},
+ {1, " Integrity", "Validate namespace integrity\n"},
+ {1, " Methods", "Display list of loaded control methods\n"},
+ {1, " Namespace [Object] [Depth]",
+ "Display loaded namespace tree/subtree\n"},
+ {1, " Notify <Object> <Value>", "Send a notification on Object\n"},
+ {1, " Objects [ObjectType]",
+ "Display summary of all objects or just given type\n"},
+ {1, " Owner <OwnerId> [Depth]",
+ "Display loaded namespace by object owner\n"},
+ {1, " Paths", "Display full pathnames of namespace objects\n"},
+ {1, " Predefined", "Check all predefined names\n"},
+ {1, " Prefix [<Namepath>]", "Set or Get current execution prefix\n"},
+ {1, " References <Addr>", "Find all references to object at addr\n"},
+ {1, " Resources [DeviceName]",
+ "Display Device resources (no arg = all devices)\n"},
+ {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"},
+ {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"},
+ {1, " Type <Object>", "Display object type\n"},
+
+ {0, "\nControl Method Execution:", "\n"},
+ {1, " Evaluate <Namepath> [Arguments]",
+ "Evaluate object or control method\n"},
+ {1, " Execute <Namepath> [Arguments]", "Synonym for Evaluate\n"},
+#ifdef ACPI_APPLICATION
+ {1, " Background <Namepath> [Arguments]",
+ "Evaluate object/method in a separate thread\n"},
+ {1, " Thread <Threads><Loops><NamePath>",
+ "Spawn threads to execute method(s)\n"},
+#endif
+ {1, " Debug <Namepath> [Arguments]", "Single-Step a control method\n"},
+ {7, " [Arguments] formats:", "Control method argument formats\n"},
+ {1, " Hex Integer", "Integer\n"},
+ {1, " \"Ascii String\"", "String\n"},
+ {1, " (Hex Byte List)", "Buffer\n"},
+ {1, " (01 42 7A BF)", "Buffer example (4 bytes)\n"},
+ {1, " [Package Element List]", "Package\n"},
+ {1, " [0x01 0x1234 \"string\"]",
+ "Package example (3 elements)\n"},
+
+ {0, "\nMiscellaneous:", "\n"},
{1, " Allocations", "Display list of current memory allocations\n"},
{2, " Dump <Address>|<Namepath>", "\n"},
{0, " [Byte|Word|Dword|Qword]",
@@ -248,46 +297,30 @@ static const struct acpi_db_command_help acpi_gbl_db_command_help[] = {
{1, " Stack", "Display CPU stack usage\n"},
{1, " Tables", "Info about current ACPI table(s)\n"},
{1, " Tables", "Display info about loaded ACPI tables\n"},
+#ifdef ACPI_APPLICATION
+ {1, " Terminate", "Delete namespace and all internal objects\n"},
+#endif
{1, " ! <CommandNumber>", "Execute command from history buffer\n"},
{1, " !!", "Execute last command again\n"},
- {0, "\nNamespace Access Commands:", "\n"},
- {1, " Businfo", "Display system bus info\n"},
- {1, " Disassemble <Method>", "Disassemble a control method\n"},
- {1, " Find <AcpiName> (? is wildcard)",
- "Find ACPI name(s) with wildcards\n"},
- {1, " Integrity", "Validate namespace integrity\n"},
- {1, " Methods", "Display list of loaded control methods\n"},
- {1, " Namespace [Object] [Depth]",
- "Display loaded namespace tree/subtree\n"},
- {1, " Notify <Object> <Value>", "Send a notification on Object\n"},
- {1, " Objects [ObjectType]",
- "Display summary of all objects or just given type\n"},
- {1, " Owner <OwnerId> [Depth]",
- "Display loaded namespace by object owner\n"},
- {1, " Paths", "Display full pathnames of namespace objects\n"},
- {1, " Predefined", "Check all predefined names\n"},
- {1, " Prefix [<Namepath>]", "Set or Get current execution prefix\n"},
- {1, " References <Addr>", "Find all references to object at addr\n"},
- {1, " Resources [DeviceName]",
- "Display Device resources (no arg = all devices)\n"},
- {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"},
- {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"},
- {1, " Type <Object>", "Display object type\n"},
+ {0, "\nMethod and Namespace Debugging:", "\n"},
+ {5, " Trace <State> [<Namepath>] [Once]",
+ "Trace control method execution\n"},
+ {1, " Enable", "Enable all messages\n"},
+ {1, " Disable", "Disable tracing\n"},
+ {1, " Method", "Enable method execution messages\n"},
+ {1, " Opcode", "Enable opcode execution messages\n"},
+ {3, " Test <TestName>", "Invoke a debug test\n"},
+ {1, " Objects", "Read/write/compare all namespace data objects\n"},
+ {1, " Predefined",
+ "Validate all ACPI predefined names (_STA, etc.)\n"},
+ {1, " Execute predefined",
+ "Execute all predefined (public) methods\n"},
- {0, "\nControl Method Execution Commands:", "\n"},
+ {0, "\nControl Method Single-Step Execution:", "\n"},
{1, " Arguments (or Args)", "Display method arguments\n"},
{1, " Breakpoint <AmlOffset>", "Set an AML execution breakpoint\n"},
{1, " Call", "Run to next control method invocation\n"},
- {1, " Debug <Namepath> [Arguments]", "Single Step a control method\n"},
- {6, " Evaluate", "Synonym for Execute\n"},
- {5, " Execute <Namepath> [Arguments]", "Execute control method\n"},
- {1, " Hex Integer", "Integer method argument\n"},
- {1, " \"Ascii String\"", "String method argument\n"},
- {1, " (Hex Byte List)", "Buffer method argument\n"},
- {1, " [Package Element List]", "Package method argument\n"},
- {5, " Execute predefined",
- "Execute all predefined (public) methods\n"},
{1, " Go", "Allow method to run to completion\n"},
{1, " Information", "Display info about the current method\n"},
{1, " Into", "Step into (not over) a method call\n"},
@@ -296,41 +329,24 @@ static const struct acpi_db_command_help acpi_gbl_db_command_help[] = {
{1, " Results", "Display method result stack\n"},
{1, " Set <A|L> <#> <Value>", "Set method data (Arguments/Locals)\n"},
{1, " Stop", "Terminate control method\n"},
- {5, " Trace <State> [<Namepath>] [Once]",
- "Trace control method execution\n"},
- {1, " Enable", "Enable all messages\n"},
- {1, " Disable", "Disable tracing\n"},
- {1, " Method", "Enable method execution messages\n"},
- {1, " Opcode", "Enable opcode execution messages\n"},
{1, " Tree", "Display control method calling tree\n"},
{1, " <Enter>", "Single step next AML opcode (over calls)\n"},
#ifdef ACPI_APPLICATION
- {0, "\nHardware Simulation Commands:", "\n"},
- {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"},
- {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"},
- {1, " Gpe <GpeNum> [GpeBlockDevice]", "Simulate a GPE\n"},
- {1, " Gpes", "Display info on all GPE devices\n"},
- {1, " Sci", "Generate an SCI\n"},
- {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"},
-
- {0, "\nFile I/O Commands:", "\n"},
+ {0, "\nFile Operations:", "\n"},
{1, " Close", "Close debug output file\n"},
{1, " Load <Input Filename>", "Load ACPI table from a file\n"},
{1, " Open <Output Filename>", "Open a file for debug output\n"},
{1, " Unload <Namepath>",
"Unload an ACPI table via namespace object\n"},
- {0, "\nUser Space Commands:", "\n"},
- {1, " Terminate", "Delete namespace and all internal objects\n"},
- {1, " Thread <Threads><Loops><NamePath>",
- "Spawn threads to execute method(s)\n"},
-
- {0, "\nDebug Test Commands:", "\n"},
- {3, " Test <TestName>", "Invoke a debug test\n"},
- {1, " Objects", "Read/write/compare all namespace data objects\n"},
- {1, " Predefined",
- "Execute all ACPI predefined names (_STA, etc.)\n"},
+ {0, "\nHardware Simulation:", "\n"},
+ {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"},
+ {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"},
+ {1, " Gpe <GpeNum> [GpeBlockDevice]", "Simulate a GPE\n"},
+ {1, " Gpes", "Display info on all GPE devices\n"},
+ {1, " Sci", "Generate an SCI\n"},
+ {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"},
#endif
{0, NULL, NULL}
};
@@ -442,11 +458,15 @@ static void acpi_db_display_help(char *command)
/* No argument to help, display help for all commands */
+ acpi_os_printf("\nSummary of AML Debugger Commands\n\n");
+
while (next->invocation) {
acpi_os_printf("%-38s%s", next->invocation,
next->description);
next++;
}
+ acpi_os_printf("\n");
+
} else {
/* Display help for all commands that match the subtring */
@@ -1087,6 +1107,13 @@ acpi_db_command_dispatch(char *input_buffer,
/* acpi_initialize (NULL); */
break;
+ case CMD_BACKGROUND:
+
+ acpi_db_create_execution_thread(acpi_gbl_db_args[1],
+ &acpi_gbl_db_args[2],
+ &acpi_gbl_db_arg_types[2]);
+ break;
+
case CMD_THREADS:
acpi_db_create_execution_threads(acpi_gbl_db_args[1],
diff --git a/drivers/acpi/acpica/dscontrol.c b/drivers/acpi/acpica/dscontrol.c
index f470e81b0499..4b6ebc2a2851 100644
--- a/drivers/acpi/acpica/dscontrol.c
+++ b/drivers/acpi/acpica/dscontrol.c
@@ -118,6 +118,8 @@ acpi_ds_exec_begin_control_op(struct acpi_walk_state *walk_state,
control_state->control.package_end =
walk_state->parser_state.pkg_end;
control_state->control.opcode = op->common.aml_opcode;
+ control_state->control.loop_timeout = acpi_os_get_timer() +
+ (u64)(acpi_gbl_max_loop_iterations * ACPI_100NSEC_PER_SEC);
/* Push the control state on this walk's control stack */
@@ -206,15 +208,15 @@ acpi_ds_exec_end_control_op(struct acpi_walk_state *walk_state,
/* Predicate was true, the body of the loop was just executed */
/*
- * This loop counter mechanism allows the interpreter to escape
- * possibly infinite loops. This can occur in poorly written AML
- * when the hardware does not respond within a while loop and the
- * loop does not implement a timeout.
+ * This infinite loop detection mechanism allows the interpreter
+ * to escape possibly infinite loops. This can occur in poorly
+ * written AML when the hardware does not respond within a while
+ * loop and the loop does not implement a timeout.
*/
- control_state->control.loop_count++;
- if (control_state->control.loop_count >
- acpi_gbl_max_loop_iterations) {
- status = AE_AML_INFINITE_LOOP;
+ if (ACPI_TIME_AFTER(acpi_os_get_timer(),
+ control_state->control.
+ loop_timeout)) {
+ status = AE_AML_LOOP_TIMEOUT;
break;
}
diff --git a/drivers/acpi/acpica/dsfield.c b/drivers/acpi/acpica/dsfield.c
index 7bcf5f5ea029..0cab34a593d5 100644
--- a/drivers/acpi/acpica/dsfield.c
+++ b/drivers/acpi/acpica/dsfield.c
@@ -209,7 +209,8 @@ acpi_ds_create_buffer_field(union acpi_parse_object *op,
ACPI_IMODE_LOAD_PASS1, flags,
walk_state, &node);
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(arg->common.value.string, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ arg->common.value.string, status);
return_ACPI_STATUS(status);
}
}
@@ -383,7 +384,9 @@ acpi_ds_get_field_names(struct acpi_create_field_info *info,
walk_state,
&info->connection_node);
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(child->common.
+ ACPI_ERROR_NAMESPACE(walk_state->
+ scope_info,
+ child->common.
value.name,
status);
return_ACPI_STATUS(status);
@@ -402,7 +405,8 @@ acpi_ds_get_field_names(struct acpi_create_field_info *info,
ACPI_NS_DONT_OPEN_SCOPE,
walk_state, &info->field_node);
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE((char *)&arg->named.name,
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ (char *)&arg->named.name,
status);
return_ACPI_STATUS(status);
} else {
@@ -498,7 +502,8 @@ acpi_ds_create_field(union acpi_parse_object *op,
&region_node);
#endif
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(arg->common.value.name, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ arg->common.value.name, status);
return_ACPI_STATUS(status);
}
}
@@ -618,7 +623,8 @@ acpi_ds_init_field_objects(union acpi_parse_object *op,
ACPI_IMODE_LOAD_PASS1, flags,
walk_state, &node);
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE((char *)&arg->named.name,
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ (char *)&arg->named.name,
status);
if (status != AE_ALREADY_EXISTS) {
return_ACPI_STATUS(status);
@@ -681,7 +687,8 @@ acpi_ds_create_bank_field(union acpi_parse_object *op,
&region_node);
#endif
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(arg->common.value.name, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ arg->common.value.name, status);
return_ACPI_STATUS(status);
}
}
@@ -695,7 +702,8 @@ acpi_ds_create_bank_field(union acpi_parse_object *op,
ACPI_NS_SEARCH_PARENT, walk_state,
&info.register_node);
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(arg->common.value.string, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ arg->common.value.string, status);
return_ACPI_STATUS(status);
}
@@ -765,7 +773,8 @@ acpi_ds_create_index_field(union acpi_parse_object *op,
ACPI_NS_SEARCH_PARENT, walk_state,
&info.register_node);
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(arg->common.value.string, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ arg->common.value.string, status);
return_ACPI_STATUS(status);
}
@@ -778,7 +787,8 @@ acpi_ds_create_index_field(union acpi_parse_object *op,
ACPI_NS_SEARCH_PARENT, walk_state,
&info.data_register_node);
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(arg->common.value.string, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ arg->common.value.string, status);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/dsobject.c b/drivers/acpi/acpica/dsobject.c
index 82448551781b..b21fe084ffc8 100644
--- a/drivers/acpi/acpica/dsobject.c
+++ b/drivers/acpi/acpica/dsobject.c
@@ -112,7 +112,9 @@ acpi_ds_build_internal_object(struct acpi_walk_state *walk_state,
acpi_namespace_node,
&(op->common.node)));
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(op->common.value.
+ ACPI_ERROR_NAMESPACE(walk_state->
+ scope_info,
+ op->common.value.
string, status);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/dspkginit.c b/drivers/acpi/acpica/dspkginit.c
index 6d487edfe2de..5a602b75084e 100644
--- a/drivers/acpi/acpica/dspkginit.c
+++ b/drivers/acpi/acpica/dspkginit.c
@@ -297,8 +297,10 @@ acpi_ds_init_package_element(u8 object_type,
{
union acpi_operand_object **element_ptr;
+ ACPI_FUNCTION_TRACE(ds_init_package_element);
+
if (!source_object) {
- return (AE_OK);
+ return_ACPI_STATUS(AE_OK);
}
/*
@@ -329,7 +331,7 @@ acpi_ds_init_package_element(u8 object_type,
source_object->package.flags |= AOPOBJ_DATA_VALID;
}
- return (AE_OK);
+ return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
@@ -352,6 +354,7 @@ acpi_ds_resolve_package_element(union acpi_operand_object **element_ptr)
union acpi_generic_state scope_info;
union acpi_operand_object *element = *element_ptr;
struct acpi_namespace_node *resolved_node;
+ struct acpi_namespace_node *original_node;
char *external_path = NULL;
acpi_object_type type;
@@ -441,6 +444,7 @@ acpi_ds_resolve_package_element(union acpi_operand_object **element_ptr)
* will remain as named references. This behavior is not described
* in the ACPI spec, but it appears to be an oversight.
*/
+ original_node = resolved_node;
status = acpi_ex_resolve_node_to_value(&resolved_node, NULL);
if (ACPI_FAILURE(status)) {
return_VOID;
@@ -468,26 +472,27 @@ acpi_ds_resolve_package_element(union acpi_operand_object **element_ptr)
*/
case ACPI_TYPE_DEVICE:
case ACPI_TYPE_THERMAL:
-
- /* TBD: This may not be necesssary */
-
- acpi_ut_add_reference(resolved_node->object);
+ case ACPI_TYPE_METHOD:
break;
case ACPI_TYPE_MUTEX:
- case ACPI_TYPE_METHOD:
case ACPI_TYPE_POWER:
case ACPI_TYPE_PROCESSOR:
case ACPI_TYPE_EVENT:
case ACPI_TYPE_REGION:
+ /* acpi_ex_resolve_node_to_value gave these an extra reference */
+
+ acpi_ut_remove_reference(original_node->object);
break;
default:
/*
* For all other types - the node was resolved to an actual
- * operand object with a value, return the object
+ * operand object with a value, return the object. Remove
+ * a reference on the existing object.
*/
+ acpi_ut_remove_reference(element);
*element_ptr = (union acpi_operand_object *)resolved_node;
break;
}
diff --git a/drivers/acpi/acpica/dsutils.c b/drivers/acpi/acpica/dsutils.c
index 0dabd9b95684..4c5faf629a83 100644
--- a/drivers/acpi/acpica/dsutils.c
+++ b/drivers/acpi/acpica/dsutils.c
@@ -583,7 +583,8 @@ acpi_ds_create_operand(struct acpi_walk_state *walk_state,
}
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(name_string, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ name_string, status);
}
}
diff --git a/drivers/acpi/acpica/dswload.c b/drivers/acpi/acpica/dswload.c
index eaa859a89702..5771e4e4a99a 100644
--- a/drivers/acpi/acpica/dswload.c
+++ b/drivers/acpi/acpica/dswload.c
@@ -207,7 +207,8 @@ acpi_ds_load1_begin_op(struct acpi_walk_state *walk_state,
}
#endif
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(path, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info, path,
+ status);
return_ACPI_STATUS(status);
}
@@ -375,7 +376,8 @@ acpi_ds_load1_begin_op(struct acpi_walk_state *walk_state,
}
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(path, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ path, status);
return_ACPI_STATUS(status);
}
}
diff --git a/drivers/acpi/acpica/dswload2.c b/drivers/acpi/acpica/dswload2.c
index aad83ef5a4ec..b3d0aaec8203 100644
--- a/drivers/acpi/acpica/dswload2.c
+++ b/drivers/acpi/acpica/dswload2.c
@@ -184,11 +184,14 @@ acpi_ds_load2_begin_op(struct acpi_walk_state *walk_state,
if (status == AE_NOT_FOUND) {
status = AE_OK;
} else {
- ACPI_ERROR_NAMESPACE(buffer_ptr,
+ ACPI_ERROR_NAMESPACE(walk_state->
+ scope_info,
+ buffer_ptr,
status);
}
#else
- ACPI_ERROR_NAMESPACE(buffer_ptr, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ buffer_ptr, status);
#endif
return_ACPI_STATUS(status);
}
@@ -343,7 +346,8 @@ acpi_ds_load2_begin_op(struct acpi_walk_state *walk_state,
}
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(buffer_ptr, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ buffer_ptr, status);
return_ACPI_STATUS(status);
}
@@ -719,7 +723,8 @@ acpi_status acpi_ds_load2_end_op(struct acpi_walk_state *walk_state)
*/
op->common.node = new_node;
} else {
- ACPI_ERROR_NAMESPACE(arg->common.value.string, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info,
+ arg->common.value.string, status);
}
break;
diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c
index 28b447ff92df..bb58419f0d61 100644
--- a/drivers/acpi/acpica/evregion.c
+++ b/drivers/acpi/acpica/evregion.c
@@ -298,6 +298,16 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
ACPI_EXCEPTION((AE_INFO, status, "Returned by Handler for [%s]",
acpi_ut_get_region_name(region_obj->region.
space_id)));
+
+ /*
+ * Special case for an EC timeout. These are seen so frequently
+ * that an additional error message is helpful
+ */
+ if ((region_obj->region.space_id == ACPI_ADR_SPACE_EC) &&
+ (status == AE_TIME)) {
+ ACPI_ERROR((AE_INFO,
+ "Timeout from EC hardware or EC device driver"));
+ }
}
if (!(handler_desc->address_space.handler_flags &
diff --git a/drivers/acpi/acpica/exdump.c b/drivers/acpi/acpica/exdump.c
index 83398dc4b7c2..b2ff61bdb9a8 100644
--- a/drivers/acpi/acpica/exdump.c
+++ b/drivers/acpi/acpica/exdump.c
@@ -617,10 +617,11 @@ void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
u32 length;
u32 index;
- ACPI_FUNCTION_NAME(ex_dump_operand)
+ ACPI_FUNCTION_NAME(ex_dump_operand);
- /* Check if debug output enabled */
- if (!ACPI_IS_DEBUG_ENABLED(ACPI_LV_EXEC, _COMPONENT)) {
+ /* Check if debug output enabled */
+
+ if (!ACPI_IS_DEBUG_ENABLED(ACPI_LV_EXEC, _COMPONENT)) {
return;
}
@@ -904,7 +905,7 @@ void
acpi_ex_dump_operands(union acpi_operand_object **operands,
const char *opcode_name, u32 num_operands)
{
- ACPI_FUNCTION_NAME(ex_dump_operands);
+ ACPI_FUNCTION_TRACE(ex_dump_operands);
if (!opcode_name) {
opcode_name = "UNKNOWN";
@@ -928,7 +929,7 @@ acpi_ex_dump_operands(union acpi_operand_object **operands,
ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
"**** End operand dump for [%s]\n", opcode_name));
- return;
+ return_VOID;
}
/*******************************************************************************
diff --git a/drivers/acpi/acpica/hwtimer.c b/drivers/acpi/acpica/hwtimer.c
index a2f4e25d45b1..5b4282902a83 100644
--- a/drivers/acpi/acpica/hwtimer.c
+++ b/drivers/acpi/acpica/hwtimer.c
@@ -150,10 +150,10 @@ ACPI_EXPORT_SYMBOL(acpi_get_timer)
*
******************************************************************************/
acpi_status
-acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 * time_elapsed)
+acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 *time_elapsed)
{
acpi_status status;
- u32 delta_ticks;
+ u64 delta_ticks;
u64 quotient;
ACPI_FUNCTION_TRACE(acpi_get_timer_duration);
@@ -168,30 +168,29 @@ acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 * time_elapsed)
return_ACPI_STATUS(AE_SUPPORT);
}
+ if (start_ticks == end_ticks) {
+ *time_elapsed = 0;
+ return_ACPI_STATUS(AE_OK);
+ }
+
/*
* Compute Tick Delta:
* Handle (max one) timer rollovers on 24-bit versus 32-bit timers.
*/
- if (start_ticks < end_ticks) {
- delta_ticks = end_ticks - start_ticks;
- } else if (start_ticks > end_ticks) {
+ delta_ticks = end_ticks;
+ if (start_ticks > end_ticks) {
if ((acpi_gbl_FADT.flags & ACPI_FADT_32BIT_TIMER) == 0) {
/* 24-bit Timer */
- delta_ticks =
- (((0x00FFFFFF - start_ticks) +
- end_ticks) & 0x00FFFFFF);
+ delta_ticks |= (u64)1 << 24;
} else {
/* 32-bit Timer */
- delta_ticks = (0xFFFFFFFF - start_ticks) + end_ticks;
+ delta_ticks |= (u64)1 << 32;
}
- } else { /* start_ticks == end_ticks */
-
- *time_elapsed = 0;
- return_ACPI_STATUS(AE_OK);
}
+ delta_ticks -= start_ticks;
/*
* Compute Duration (Requires a 64-bit multiply and divide):
@@ -199,10 +198,10 @@ acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 * time_elapsed)
* time_elapsed (microseconds) =
* (delta_ticks * ACPI_USEC_PER_SEC) / ACPI_PM_TIMER_FREQUENCY;
*/
- status = acpi_ut_short_divide(((u64)delta_ticks) * ACPI_USEC_PER_SEC,
+ status = acpi_ut_short_divide(delta_ticks * ACPI_USEC_PER_SEC,
ACPI_PM_TIMER_FREQUENCY, &quotient, NULL);
- *time_elapsed = (u32) quotient;
+ *time_elapsed = (u32)quotient;
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/hwvalid.c b/drivers/acpi/acpica/hwvalid.c
index 3094cec4eab4..d1679035d5f3 100644
--- a/drivers/acpi/acpica/hwvalid.c
+++ b/drivers/acpi/acpica/hwvalid.c
@@ -128,14 +128,14 @@ acpi_hw_validate_io_request(acpi_io_address address, u32 bit_width)
acpi_io_address last_address;
const struct acpi_port_info *port_info;
- ACPI_FUNCTION_NAME(hw_validate_io_request);
+ ACPI_FUNCTION_TRACE(hw_validate_io_request);
/* Supported widths are 8/16/32 */
if ((bit_width != 8) && (bit_width != 16) && (bit_width != 32)) {
ACPI_ERROR((AE_INFO,
"Bad BitWidth parameter: %8.8X", bit_width));
- return (AE_BAD_PARAMETER);
+ return_ACPI_STATUS(AE_BAD_PARAMETER);
}
port_info = acpi_protected_ports;
@@ -153,13 +153,13 @@ acpi_hw_validate_io_request(acpi_io_address address, u32 bit_width)
ACPI_ERROR((AE_INFO,
"Illegal I/O port address/length above 64K: %8.8X%8.8X/0x%X",
ACPI_FORMAT_UINT64(address), byte_width));
- return (AE_LIMIT);
+ return_ACPI_STATUS(AE_LIMIT);
}
/* Exit if requested address is not within the protected port table */
if (address > acpi_protected_ports[ACPI_PORT_INFO_ENTRIES - 1].end) {
- return (AE_OK);
+ return_ACPI_STATUS(AE_OK);
}
/* Check request against the list of protected I/O ports */
@@ -180,8 +180,8 @@ acpi_hw_validate_io_request(acpi_io_address address, u32 bit_width)
/* Port illegality may depend on the _OSI calls made by the BIOS */
if (acpi_gbl_osi_data >= port_info->osi_dependency) {
- ACPI_DEBUG_PRINT((ACPI_DB_IO,
- "Denied AML access to port 0x%8.8X%8.8X/%X (%s 0x%.4X-0x%.4X)",
+ ACPI_DEBUG_PRINT((ACPI_DB_VALUES,
+ "Denied AML access to port 0x%8.8X%8.8X/%X (%s 0x%.4X-0x%.4X)\n",
ACPI_FORMAT_UINT64(address),
byte_width, port_info->name,
port_info->start,
@@ -198,7 +198,7 @@ acpi_hw_validate_io_request(acpi_io_address address, u32 bit_width)
}
}
- return (AE_OK);
+ return_ACPI_STATUS(AE_OK);
}
/******************************************************************************
diff --git a/drivers/acpi/acpica/nsaccess.c b/drivers/acpi/acpica/nsaccess.c
index f2733f51ca8d..33e652a12fca 100644
--- a/drivers/acpi/acpica/nsaccess.c
+++ b/drivers/acpi/acpica/nsaccess.c
@@ -644,17 +644,18 @@ acpi_ns_lookup(union acpi_generic_state *scope_info,
this_node->object;
}
}
-#ifdef ACPI_ASL_COMPILER
- if (!acpi_gbl_disasm_flag &&
- (this_node->flags & ANOBJ_IS_EXTERNAL)) {
- this_node->flags |= IMPLICIT_EXTERNAL;
- }
-#endif
}
/* Special handling for the last segment (num_segments == 0) */
else {
+#ifdef ACPI_ASL_COMPILER
+ if (!acpi_gbl_disasm_flag
+ && (this_node->flags & ANOBJ_IS_EXTERNAL)) {
+ this_node->flags &= ~IMPLICIT_EXTERNAL;
+ }
+#endif
+
/*
* Sanity typecheck of the target object:
*
diff --git a/drivers/acpi/acpica/nsconvert.c b/drivers/acpi/acpica/nsconvert.c
index 539d775bbc92..d55dcc82f434 100644
--- a/drivers/acpi/acpica/nsconvert.c
+++ b/drivers/acpi/acpica/nsconvert.c
@@ -495,7 +495,8 @@ acpi_ns_convert_to_reference(struct acpi_namespace_node *scope,
/* Check if we are resolving a named reference within a package */
- ACPI_ERROR_NAMESPACE(original_object->string.pointer, status);
+ ACPI_ERROR_NAMESPACE(&scope_info,
+ original_object->string.pointer, status);
goto error_exit;
}
diff --git a/drivers/acpi/acpica/nsnames.c b/drivers/acpi/acpica/nsnames.c
index a410760a0308..22c92d1a24d8 100644
--- a/drivers/acpi/acpica/nsnames.c
+++ b/drivers/acpi/acpica/nsnames.c
@@ -49,6 +49,9 @@
#define _COMPONENT ACPI_NAMESPACE
ACPI_MODULE_NAME("nsnames")
+/* Local Prototypes */
+static void acpi_ns_normalize_pathname(char *original_path);
+
/*******************************************************************************
*
* FUNCTION: acpi_ns_get_external_pathname
@@ -63,6 +66,7 @@ ACPI_MODULE_NAME("nsnames")
* for error and debug statements.
*
******************************************************************************/
+
char *acpi_ns_get_external_pathname(struct acpi_namespace_node *node)
{
char *name_buffer;
@@ -352,3 +356,148 @@ char *acpi_ns_get_normalized_pathname(struct acpi_namespace_node *node,
return_PTR(name_buffer);
}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ns_build_prefixed_pathname
+ *
+ * PARAMETERS: prefix_scope - Scope/Path that prefixes the internal path
+ * internal_path - Name or path of the namespace node
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Construct a fully qualified pathname from a concatenation of:
+ * 1) Path associated with the prefix_scope namespace node
+ * 2) External path representation of the Internal path
+ *
+ ******************************************************************************/
+
+char *acpi_ns_build_prefixed_pathname(union acpi_generic_state *prefix_scope,
+ const char *internal_path)
+{
+ acpi_status status;
+ char *full_path = NULL;
+ char *external_path = NULL;
+ char *prefix_path = NULL;
+ u32 prefix_path_length = 0;
+
+ /* If there is a prefix, get the pathname to it */
+
+ if (prefix_scope && prefix_scope->scope.node) {
+ prefix_path =
+ acpi_ns_get_normalized_pathname(prefix_scope->scope.node,
+ TRUE);
+ if (prefix_path) {
+ prefix_path_length = strlen(prefix_path);
+ }
+ }
+
+ status = acpi_ns_externalize_name(ACPI_UINT32_MAX, internal_path,
+ NULL, &external_path);
+ if (ACPI_FAILURE(status)) {
+ goto cleanup;
+ }
+
+ /* Merge the prefix path and the path. 2 is for one dot and trailing null */
+
+ full_path =
+ ACPI_ALLOCATE_ZEROED(prefix_path_length + strlen(external_path) +
+ 2);
+ if (!full_path) {
+ goto cleanup;
+ }
+
+ /* Don't merge if the External path is already fully qualified */
+
+ if (prefix_path && (*external_path != '\\') && (*external_path != '^')) {
+ strcat(full_path, prefix_path);
+ if (prefix_path[1]) {
+ strcat(full_path, ".");
+ }
+ }
+
+ acpi_ns_normalize_pathname(external_path);
+ strcat(full_path, external_path);
+
+cleanup:
+ if (prefix_path) {
+ ACPI_FREE(prefix_path);
+ }
+ if (external_path) {
+ ACPI_FREE(external_path);
+ }
+
+ return (full_path);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ns_normalize_pathname
+ *
+ * PARAMETERS: original_path - Path to be normalized, in External format
+ *
+ * RETURN: The original path is processed in-place
+ *
+ * DESCRIPTION: Remove trailing underscores from each element of a path.
+ *
+ * For example: \A___.B___.C___ becomes \A.B.C
+ *
+ ******************************************************************************/
+
+static void acpi_ns_normalize_pathname(char *original_path)
+{
+ char *input_path = original_path;
+ char *new_path_buffer;
+ char *new_path;
+ u32 i;
+
+ /* Allocate a temp buffer in which to construct the new path */
+
+ new_path_buffer = ACPI_ALLOCATE_ZEROED(strlen(input_path) + 1);
+ new_path = new_path_buffer;
+ if (!new_path_buffer) {
+ return;
+ }
+
+ /* Special characters may appear at the beginning of the path */
+
+ if (*input_path == '\\') {
+ *new_path = *input_path;
+ new_path++;
+ input_path++;
+ }
+
+ while (*input_path == '^') {
+ *new_path = *input_path;
+ new_path++;
+ input_path++;
+ }
+
+ /* Remainder of the path */
+
+ while (*input_path) {
+
+ /* Do one nameseg at a time */
+
+ for (i = 0; (i < ACPI_NAME_SIZE) && *input_path; i++) {
+ if ((i == 0) || (*input_path != '_')) { /* First char is allowed to be underscore */
+ *new_path = *input_path;
+ new_path++;
+ }
+
+ input_path++;
+ }
+
+ /* Dot means that there are more namesegs to come */
+
+ if (*input_path == '.') {
+ *new_path = *input_path;
+ new_path++;
+ input_path++;
+ }
+ }
+
+ *new_path = 0;
+ strcpy(original_path, new_path_buffer);
+ ACPI_FREE(new_path_buffer);
+}
diff --git a/drivers/acpi/acpica/nssearch.c b/drivers/acpi/acpica/nssearch.c
index 5de8957f5ef0..e91dbee9235f 100644
--- a/drivers/acpi/acpica/nssearch.c
+++ b/drivers/acpi/acpica/nssearch.c
@@ -417,6 +417,7 @@ acpi_ns_search_and_enter(u32 target_name,
if (flags & ACPI_NS_EXTERNAL ||
(walk_state && walk_state->opcode == AML_SCOPE_OP)) {
new_node->flags |= ANOBJ_IS_EXTERNAL;
+ new_node->flags |= IMPLICIT_EXTERNAL;
}
#endif
diff --git a/drivers/acpi/acpica/nsxfeval.c b/drivers/acpi/acpica/nsxfeval.c
index 783f4c838aee..9b51f65823b2 100644
--- a/drivers/acpi/acpica/nsxfeval.c
+++ b/drivers/acpi/acpica/nsxfeval.c
@@ -61,10 +61,10 @@ static void acpi_ns_resolve_references(struct acpi_evaluate_info *info);
*
* PARAMETERS: handle - Object handle (optional)
* pathname - Object pathname (optional)
- * external_params - List of parameters to pass to method,
+ * external_params - List of parameters to pass to a method,
* terminated by NULL. May be NULL
* if no parameters are being passed.
- * return_buffer - Where to put method's return value (if
+ * return_buffer - Where to put the object's return value (if
* any). If NULL, no value is returned.
* return_type - Expected type of return object
*
@@ -100,13 +100,14 @@ acpi_evaluate_object_typed(acpi_handle handle,
free_buffer_on_error = TRUE;
}
+ /* Get a handle here, in order to build an error message if needed */
+
+ target_handle = handle;
if (pathname) {
status = acpi_get_handle(handle, pathname, &target_handle);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
- } else {
- target_handle = handle;
}
full_pathname = acpi_ns_get_external_pathname(target_handle);
diff --git a/drivers/acpi/acpica/psargs.c b/drivers/acpi/acpica/psargs.c
index eb9dfaca555f..171e2faa7c50 100644
--- a/drivers/acpi/acpica/psargs.c
+++ b/drivers/acpi/acpica/psargs.c
@@ -361,7 +361,7 @@ acpi_ps_get_next_namepath(struct acpi_walk_state *walk_state,
/* Final exception check (may have been changed from code above) */
if (ACPI_FAILURE(status)) {
- ACPI_ERROR_NAMESPACE(path, status);
+ ACPI_ERROR_NAMESPACE(walk_state->scope_info, path, status);
if ((walk_state->parse_flags & ACPI_PARSE_MODE_MASK) ==
ACPI_PARSE_EXECUTE) {
diff --git a/drivers/acpi/acpica/psobject.c b/drivers/acpi/acpica/psobject.c
index 0bef6df71bba..c0b179883ff2 100644
--- a/drivers/acpi/acpica/psobject.c
+++ b/drivers/acpi/acpica/psobject.c
@@ -372,16 +372,10 @@ acpi_ps_create_op(struct acpi_walk_state *walk_state,
* external declaration opcode. Setting walk_state->Aml to
* walk_state->parser_state.Aml + 2 moves increments the
* walk_state->Aml past the object type and the paramcount of the
- * external opcode. For the error message, only print the AML
- * offset. We could attempt to print the name but this may cause
- * a segmentation fault when printing the namepath because the
- * AML may be incorrect.
+ * external opcode.
*/
- acpi_os_printf
- ("// Invalid external declaration at AML offset 0x%x.\n",
- walk_state->aml -
- walk_state->parser_state.aml_start);
walk_state->aml = walk_state->parser_state.aml + 2;
+ walk_state->parser_state.aml = walk_state->aml;
return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
}
#endif
diff --git a/drivers/acpi/acpica/psutils.c b/drivers/acpi/acpica/psutils.c
index 02642760cb93..cd59dfe6a47d 100644
--- a/drivers/acpi/acpica/psutils.c
+++ b/drivers/acpi/acpica/psutils.c
@@ -94,9 +94,11 @@ void acpi_ps_init_op(union acpi_parse_object *op, u16 opcode)
op->common.descriptor_type = ACPI_DESC_TYPE_PARSER;
op->common.aml_opcode = opcode;
- ACPI_DISASM_ONLY_MEMBERS(strncpy(op->common.aml_op_name,
- (acpi_ps_get_opcode_info(opcode))->
- name, sizeof(op->common.aml_op_name)));
+ ACPI_DISASM_ONLY_MEMBERS(acpi_ut_safe_strncpy(op->common.aml_op_name,
+ (acpi_ps_get_opcode_info
+ (opcode))->name,
+ sizeof(op->common.
+ aml_op_name)));
}
/*******************************************************************************
@@ -158,10 +160,10 @@ union acpi_parse_object *acpi_ps_alloc_op(u16 opcode, u8 *aml)
if (opcode == AML_SCOPE_OP) {
acpi_gbl_current_scope = op;
}
- }
- if (gbl_capture_comments) {
- ASL_CV_TRANSFER_COMMENTS(op);
+ if (acpi_gbl_capture_comments) {
+ ASL_CV_TRANSFER_COMMENTS(op);
+ }
}
return (op);
diff --git a/drivers/acpi/acpica/utdebug.c b/drivers/acpi/acpica/utdebug.c
index 615a885e2ca3..cff7154b7fee 100644
--- a/drivers/acpi/acpica/utdebug.c
+++ b/drivers/acpi/acpica/utdebug.c
@@ -163,6 +163,9 @@ acpi_debug_print(u32 requested_debug_level,
{
acpi_thread_id thread_id;
va_list args;
+#ifdef ACPI_APPLICATION
+ int fill_count;
+#endif
/* Check if debug output enabled */
@@ -202,10 +205,21 @@ acpi_debug_print(u32 requested_debug_level,
acpi_os_printf("[%u] ", (u32)thread_id);
}
- acpi_os_printf("[%02ld] ", acpi_gbl_nesting_level);
-#endif
+ fill_count = 48 - acpi_gbl_nesting_level -
+ strlen(acpi_ut_trim_function_name(function_name));
+ if (fill_count < 0) {
+ fill_count = 0;
+ }
+
+ acpi_os_printf("[%02ld] %*s",
+ acpi_gbl_nesting_level, acpi_gbl_nesting_level + 1, " ");
+ acpi_os_printf("%s%*s: ",
+ acpi_ut_trim_function_name(function_name), fill_count,
+ " ");
+#else
acpi_os_printf("%-22.22s: ", acpi_ut_trim_function_name(function_name));
+#endif
va_start(args, format);
acpi_os_vprintf(format, args);
diff --git a/drivers/acpi/acpica/utdecode.c b/drivers/acpi/acpica/utdecode.c
index 02cd2c2d961a..55debbad487d 100644
--- a/drivers/acpi/acpica/utdecode.c
+++ b/drivers/acpi/acpica/utdecode.c
@@ -395,11 +395,6 @@ const char *acpi_ut_get_reference_name(union acpi_operand_object *object)
return (acpi_gbl_ref_class_names[object->reference.class]);
}
-#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
-/*
- * Strings and procedures used for debug only
- */
-
/*******************************************************************************
*
* FUNCTION: acpi_ut_get_mutex_name
@@ -433,6 +428,12 @@ const char *acpi_ut_get_mutex_name(u32 mutex_id)
return (acpi_gbl_mutex_names[mutex_id]);
}
+#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
+
+/*
+ * Strings and procedures used for debug only
+ */
+
/*******************************************************************************
*
* FUNCTION: acpi_ut_get_notify_name
diff --git a/drivers/acpi/acpica/uterror.c b/drivers/acpi/acpica/uterror.c
index e3368186e1c1..42388dcb5ccc 100644
--- a/drivers/acpi/acpica/uterror.c
+++ b/drivers/acpi/acpica/uterror.c
@@ -182,6 +182,78 @@ acpi_ut_predefined_bios_error(const char *module_name,
/*******************************************************************************
*
+ * FUNCTION: acpi_ut_prefixed_namespace_error
+ *
+ * PARAMETERS: module_name - Caller's module name (for error output)
+ * line_number - Caller's line number (for error output)
+ * prefix_scope - Scope/Path that prefixes the internal path
+ * internal_path - Name or path of the namespace node
+ * lookup_status - Exception code from NS lookup
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Print error message with the full pathname constructed this way:
+ *
+ * prefix_scope_node_full_path.externalized_internal_path
+ *
+ * NOTE: 10/2017: Treat the major ns_lookup errors as firmware errors
+ *
+ ******************************************************************************/
+
+void
+acpi_ut_prefixed_namespace_error(const char *module_name,
+ u32 line_number,
+ union acpi_generic_state *prefix_scope,
+ const char *internal_path,
+ acpi_status lookup_status)
+{
+ char *full_path;
+ const char *message;
+
+ /*
+ * Main cases:
+ * 1) Object creation, object must not already exist
+ * 2) Object lookup, object must exist
+ */
+ switch (lookup_status) {
+ case AE_ALREADY_EXISTS:
+
+ acpi_os_printf(ACPI_MSG_BIOS_ERROR);
+ message = "Failure creating";
+ break;
+
+ case AE_NOT_FOUND:
+
+ acpi_os_printf(ACPI_MSG_BIOS_ERROR);
+ message = "Failure looking up";
+ break;
+
+ default:
+
+ acpi_os_printf(ACPI_MSG_ERROR);
+ message = "Failure looking up";
+ break;
+ }
+
+ /* Concatenate the prefix path and the internal path */
+
+ full_path =
+ acpi_ns_build_prefixed_pathname(prefix_scope, internal_path);
+
+ acpi_os_printf("%s [%s], %s", message,
+ full_path ? full_path : "Could not get pathname",
+ acpi_format_exception(lookup_status));
+
+ if (full_path) {
+ ACPI_FREE(full_path);
+ }
+
+ ACPI_MSG_SUFFIX;
+}
+
+#ifdef __OBSOLETE_FUNCTION
+/*******************************************************************************
+ *
* FUNCTION: acpi_ut_namespace_error
*
* PARAMETERS: module_name - Caller's module name (for error output)
@@ -240,6 +312,7 @@ acpi_ut_namespace_error(const char *module_name,
ACPI_MSG_SUFFIX;
ACPI_MSG_REDIRECT_END;
}
+#endif
/*******************************************************************************
*
diff --git a/drivers/acpi/acpica/utinit.c b/drivers/acpi/acpica/utinit.c
index 23e766d1691d..45eeb0dcf283 100644
--- a/drivers/acpi/acpica/utinit.c
+++ b/drivers/acpi/acpica/utinit.c
@@ -206,7 +206,6 @@ acpi_status acpi_ut_init_globals(void)
acpi_gbl_next_owner_id_offset = 0;
acpi_gbl_debugger_configuration = DEBUGGER_THREADING;
acpi_gbl_osi_mutex = NULL;
- acpi_gbl_max_loop_iterations = ACPI_MAX_LOOP_COUNT;
/* Hardware oriented */
diff --git a/drivers/acpi/acpica/utmath.c b/drivers/acpi/acpica/utmath.c
index 5f9c680076c4..2055a858e5f5 100644
--- a/drivers/acpi/acpica/utmath.c
+++ b/drivers/acpi/acpica/utmath.c
@@ -134,7 +134,7 @@ acpi_status acpi_ut_short_shift_left(u64 operand, u32 count, u64 *out_result)
if ((count & 63) >= 32) {
operand_ovl.part.hi = operand_ovl.part.lo;
- operand_ovl.part.lo ^= operand_ovl.part.lo;
+ operand_ovl.part.lo = 0;
count = (count & 63) - 32;
}
ACPI_SHIFT_LEFT_64_BY_32(operand_ovl.part.hi,
@@ -171,7 +171,7 @@ acpi_status acpi_ut_short_shift_right(u64 operand, u32 count, u64 *out_result)
if ((count & 63) >= 32) {
operand_ovl.part.lo = operand_ovl.part.hi;
- operand_ovl.part.hi ^= operand_ovl.part.hi;
+ operand_ovl.part.hi = 0;
count = (count & 63) - 32;
}
ACPI_SHIFT_RIGHT_64_BY_32(operand_ovl.part.hi,
diff --git a/drivers/acpi/acpica/utmutex.c b/drivers/acpi/acpica/utmutex.c
index 586354788018..524ba931d5e8 100644
--- a/drivers/acpi/acpica/utmutex.c
+++ b/drivers/acpi/acpica/utmutex.c
@@ -286,8 +286,9 @@ acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id)
acpi_gbl_mutex_info[mutex_id].thread_id = this_thread_id;
} else {
ACPI_EXCEPTION((AE_INFO, status,
- "Thread %u could not acquire Mutex [0x%X]",
- (u32)this_thread_id, mutex_id));
+ "Thread %u could not acquire Mutex [%s] (0x%X)",
+ (u32)this_thread_id,
+ acpi_ut_get_mutex_name(mutex_id), mutex_id));
}
return (status);
@@ -322,8 +323,8 @@ acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id)
*/
if (acpi_gbl_mutex_info[mutex_id].thread_id == ACPI_MUTEX_NOT_ACQUIRED) {
ACPI_ERROR((AE_INFO,
- "Mutex [0x%X] is not acquired, cannot release",
- mutex_id));
+ "Mutex [%s] (0x%X) is not acquired, cannot release",
+ acpi_ut_get_mutex_name(mutex_id), mutex_id));
return (AE_NOT_ACQUIRED);
}
diff --git a/drivers/acpi/acpica/utnonansi.c b/drivers/acpi/acpica/utnonansi.c
index 792664982ea3..33a0970646df 100644
--- a/drivers/acpi/acpica/utnonansi.c
+++ b/drivers/acpi/acpica/utnonansi.c
@@ -140,7 +140,7 @@ int acpi_ut_stricmp(char *string1, char *string2)
return (c1 - c2);
}
-#if defined (ACPI_DEBUGGER) || defined (ACPI_APPLICATION)
+#if defined (ACPI_DEBUGGER) || defined (ACPI_APPLICATION) || defined (ACPI_DEBUG_OUTPUT)
/*******************************************************************************
*
* FUNCTION: acpi_ut_safe_strcpy, acpi_ut_safe_strcat, acpi_ut_safe_strncat
@@ -199,4 +199,13 @@ acpi_ut_safe_strncat(char *dest,
strncat(dest, source, max_transfer_length);
return (FALSE);
}
+
+void acpi_ut_safe_strncpy(char *dest, char *source, acpi_size dest_size)
+{
+ /* Always terminate destination string */
+
+ strncpy(dest, source, dest_size);
+ dest[dest_size - 1] = 0;
+}
+
#endif
diff --git a/drivers/acpi/acpica/utosi.c b/drivers/acpi/acpica/utosi.c
index 3175b133c0e4..f6b8dd24b006 100644
--- a/drivers/acpi/acpica/utosi.c
+++ b/drivers/acpi/acpica/utosi.c
@@ -101,6 +101,8 @@ static struct acpi_interface_info acpi_default_supported_interfaces[] = {
{"Windows 2012", NULL, 0, ACPI_OSI_WIN_8}, /* Windows 8 and Server 2012 - Added 08/2012 */
{"Windows 2013", NULL, 0, ACPI_OSI_WIN_8}, /* Windows 8.1 and Server 2012 R2 - Added 01/2014 */
{"Windows 2015", NULL, 0, ACPI_OSI_WIN_10}, /* Windows 10 - Added 03/2015 */
+ {"Windows 2016", NULL, 0, ACPI_OSI_WIN_10_RS1}, /* Windows 10 version 1607 - Added 12/2017 */
+ {"Windows 2017", NULL, 0, ACPI_OSI_WIN_10_RS2}, /* Windows 10 version 1703 - Added 12/2017 */
/* Feature Group Strings */
diff --git a/drivers/acpi/acpica/utstrsuppt.c b/drivers/acpi/acpica/utstrsuppt.c
index 965fb5cec94f..97f48d71f9e6 100644
--- a/drivers/acpi/acpica/utstrsuppt.c
+++ b/drivers/acpi/acpica/utstrsuppt.c
@@ -52,10 +52,9 @@ static acpi_status
acpi_ut_insert_digit(u64 *accumulated_value, u32 base, int ascii_digit);
static acpi_status
-acpi_ut_strtoul_multiply64(u64 multiplicand, u64 multiplier, u64 *out_product);
+acpi_ut_strtoul_multiply64(u64 multiplicand, u32 base, u64 *out_product);
-static acpi_status
-acpi_ut_strtoul_add64(u64 addend1, u64 addend2, u64 *out_sum);
+static acpi_status acpi_ut_strtoul_add64(u64 addend1, u32 digit, u64 *out_sum);
/*******************************************************************************
*
@@ -357,7 +356,7 @@ acpi_ut_insert_digit(u64 *accumulated_value, u32 base, int ascii_digit)
* FUNCTION: acpi_ut_strtoul_multiply64
*
* PARAMETERS: multiplicand - Current accumulated converted integer
- * multiplier - Base/Radix
+ * base - Base/Radix
* out_product - Where the product is returned
*
* RETURN: Status and 64-bit product
@@ -369,33 +368,40 @@ acpi_ut_insert_digit(u64 *accumulated_value, u32 base, int ascii_digit)
******************************************************************************/
static acpi_status
-acpi_ut_strtoul_multiply64(u64 multiplicand, u64 multiplier, u64 *out_product)
+acpi_ut_strtoul_multiply64(u64 multiplicand, u32 base, u64 *out_product)
{
- u64 val;
+ u64 product;
+ u64 quotient;
/* Exit if either operand is zero */
*out_product = 0;
- if (!multiplicand || !multiplier) {
+ if (!multiplicand || !base) {
return (AE_OK);
}
- /* Check for 64-bit overflow before the actual multiplication */
-
- acpi_ut_short_divide(ACPI_UINT64_MAX, (u32)multiplier, &val, NULL);
- if (multiplicand > val) {
+ /*
+ * Check for 64-bit overflow before the actual multiplication.
+ *
+ * Notes: 64-bit division is often not supported on 32-bit platforms
+ * (it requires a library function), Therefore ACPICA has a local
+ * 64-bit divide function. Also, Multiplier is currently only used
+ * as the radix (8/10/16), to the 64/32 divide will always work.
+ */
+ acpi_ut_short_divide(ACPI_UINT64_MAX, base, &quotient, NULL);
+ if (multiplicand > quotient) {
return (AE_NUMERIC_OVERFLOW);
}
- val = multiplicand * multiplier;
+ product = multiplicand * base;
/* Check for 32-bit overflow if necessary */
- if ((acpi_gbl_integer_bit_width == 32) && (val > ACPI_UINT32_MAX)) {
+ if ((acpi_gbl_integer_bit_width == 32) && (product > ACPI_UINT32_MAX)) {
return (AE_NUMERIC_OVERFLOW);
}
- *out_product = val;
+ *out_product = product;
return (AE_OK);
}
@@ -404,7 +410,7 @@ acpi_ut_strtoul_multiply64(u64 multiplicand, u64 multiplier, u64 *out_product)
* FUNCTION: acpi_ut_strtoul_add64
*
* PARAMETERS: addend1 - Current accumulated converted integer
- * addend2 - New hex value/char
+ * digit - New hex value/char
* out_sum - Where sum is returned (Accumulator)
*
* RETURN: Status and 64-bit sum
@@ -415,17 +421,17 @@ acpi_ut_strtoul_multiply64(u64 multiplicand, u64 multiplier, u64 *out_product)
*
******************************************************************************/
-static acpi_status acpi_ut_strtoul_add64(u64 addend1, u64 addend2, u64 *out_sum)
+static acpi_status acpi_ut_strtoul_add64(u64 addend1, u32 digit, u64 *out_sum)
{
u64 sum;
/* Check for 64-bit overflow before the actual addition */
- if ((addend1 > 0) && (addend2 > (ACPI_UINT64_MAX - addend1))) {
+ if ((addend1 > 0) && (digit > (ACPI_UINT64_MAX - addend1))) {
return (AE_NUMERIC_OVERFLOW);
}
- sum = addend1 + addend2;
+ sum = addend1 + digit;
/* Check for 32-bit overflow if necessary */
diff --git a/drivers/acpi/acpica/uttrack.c b/drivers/acpi/acpica/uttrack.c
index 3c8de88ecbd5..633b4e2c669f 100644
--- a/drivers/acpi/acpica/uttrack.c
+++ b/drivers/acpi/acpica/uttrack.c
@@ -402,8 +402,8 @@ acpi_ut_track_allocation(struct acpi_debug_mem_block *allocation,
allocation->component = component;
allocation->line = line;
- strncpy(allocation->module, module, ACPI_MAX_MODULE_NAME);
- allocation->module[ACPI_MAX_MODULE_NAME - 1] = 0;
+ acpi_ut_safe_strncpy(allocation->module, (char *)module,
+ ACPI_MAX_MODULE_NAME);
if (!element) {
@@ -717,7 +717,7 @@ exit:
if (!num_outstanding) {
ACPI_INFO(("No outstanding allocations"));
} else {
- ACPI_ERROR((AE_INFO, "%u(0x%X) Outstanding allocations",
+ ACPI_ERROR((AE_INFO, "%u (0x%X) Outstanding cache allocations",
num_outstanding, num_outstanding));
}
diff --git a/drivers/acpi/acpica/utxferror.c b/drivers/acpi/acpica/utxferror.c
index 950a1e500bfa..9da4f8ef2e77 100644
--- a/drivers/acpi/acpica/utxferror.c
+++ b/drivers/acpi/acpica/utxferror.c
@@ -96,8 +96,8 @@ ACPI_EXPORT_SYMBOL(acpi_error)
*
* RETURN: None
*
- * DESCRIPTION: Print "ACPI Exception" message with module/line/version info
- * and decoded acpi_status.
+ * DESCRIPTION: Print an "ACPI Error" message with module/line/version
+ * info as well as decoded acpi_status.
*
******************************************************************************/
void ACPI_INTERNAL_VAR_XFACE
@@ -111,10 +111,10 @@ acpi_exception(const char *module_name,
/* For AE_OK, just print the message */
if (ACPI_SUCCESS(status)) {
- acpi_os_printf(ACPI_MSG_EXCEPTION);
+ acpi_os_printf(ACPI_MSG_ERROR);
} else {
- acpi_os_printf(ACPI_MSG_EXCEPTION "%s, ",
+ acpi_os_printf(ACPI_MSG_ERROR "%s, ",
acpi_format_exception(status));
}
diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c
index 6742f6c68034..9bff853e85f3 100644
--- a/drivers/acpi/apei/erst.c
+++ b/drivers/acpi/apei/erst.c
@@ -1007,7 +1007,7 @@ skip:
/* The record may be cleared by others, try read next record */
if (len == -ENOENT)
goto skip;
- else if (len < sizeof(*rcd)) {
+ else if (len < 0 || len < sizeof(*rcd)) {
rc = -EIO;
goto out;
}
diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c
index 6402f7fad3bb..1efefe919555 100644
--- a/drivers/acpi/apei/ghes.c
+++ b/drivers/acpi/apei/ghes.c
@@ -410,7 +410,52 @@ static void ghes_handle_memory_failure(struct acpi_hest_generic_data *gdata, int
flags = 0;
if (flags != -1)
- memory_failure_queue(pfn, 0, flags);
+ memory_failure_queue(pfn, flags);
+#endif
+}
+
+/*
+ * PCIe AER errors need to be sent to the AER driver for reporting and
+ * recovery. The GHES severities map to the following AER severities and
+ * require the following handling:
+ *
+ * GHES_SEV_CORRECTABLE -> AER_CORRECTABLE
+ * These need to be reported by the AER driver but no recovery is
+ * necessary.
+ * GHES_SEV_RECOVERABLE -> AER_NONFATAL
+ * GHES_SEV_RECOVERABLE && CPER_SEC_RESET -> AER_FATAL
+ * These both need to be reported and recovered from by the AER driver.
+ * GHES_SEV_PANIC does not make it to this handling since the kernel must
+ * panic.
+ */
+static void ghes_handle_aer(struct acpi_hest_generic_data *gdata)
+{
+#ifdef CONFIG_ACPI_APEI_PCIEAER
+ struct cper_sec_pcie *pcie_err = acpi_hest_get_payload(gdata);
+
+ if (pcie_err->validation_bits & CPER_PCIE_VALID_DEVICE_ID &&
+ pcie_err->validation_bits & CPER_PCIE_VALID_AER_INFO) {
+ unsigned int devfn;
+ int aer_severity;
+
+ devfn = PCI_DEVFN(pcie_err->device_id.device,
+ pcie_err->device_id.function);
+ aer_severity = cper_severity_to_aer(gdata->error_severity);
+
+ /*
+ * If firmware reset the component to contain
+ * the error, we must reinitialize it before
+ * use, so treat it as a fatal AER error.
+ */
+ if (gdata->flags & CPER_SEC_RESET)
+ aer_severity = AER_FATAL;
+
+ aer_recover_queue(pcie_err->device_id.segment,
+ pcie_err->device_id.bus,
+ devfn, aer_severity,
+ (struct aer_capability_regs *)
+ pcie_err->aer_info);
+ }
#endif
}
@@ -441,38 +486,9 @@ static void ghes_do_proc(struct ghes *ghes,
arch_apei_report_mem_error(sev, mem_err);
ghes_handle_memory_failure(gdata, sev);
}
-#ifdef CONFIG_ACPI_APEI_PCIEAER
else if (guid_equal(sec_type, &CPER_SEC_PCIE)) {
- struct cper_sec_pcie *pcie_err = acpi_hest_get_payload(gdata);
-
- if (sev == GHES_SEV_RECOVERABLE &&
- sec_sev == GHES_SEV_RECOVERABLE &&
- pcie_err->validation_bits & CPER_PCIE_VALID_DEVICE_ID &&
- pcie_err->validation_bits & CPER_PCIE_VALID_AER_INFO) {
- unsigned int devfn;
- int aer_severity;
-
- devfn = PCI_DEVFN(pcie_err->device_id.device,
- pcie_err->device_id.function);
- aer_severity = cper_severity_to_aer(gdata->error_severity);
-
- /*
- * If firmware reset the component to contain
- * the error, we must reinitialize it before
- * use, so treat it as a fatal AER error.
- */
- if (gdata->flags & CPER_SEC_RESET)
- aer_severity = AER_FATAL;
-
- aer_recover_queue(pcie_err->device_id.segment,
- pcie_err->device_id.bus,
- devfn, aer_severity,
- (struct aer_capability_regs *)
- pcie_err->aer_info);
- }
-
+ ghes_handle_aer(gdata);
}
-#endif
else if (guid_equal(sec_type, &CPER_SEC_PROC_ARM)) {
struct cper_sec_proc_arm *err = acpi_hest_get_payload(gdata);
@@ -870,7 +886,6 @@ static void ghes_print_queued_estatus(void)
struct ghes_estatus_node *estatus_node;
struct acpi_hest_generic *generic;
struct acpi_hest_generic_status *estatus;
- u32 len, node_len;
llnode = llist_del_all(&ghes_estatus_llist);
/*
@@ -882,8 +897,6 @@ static void ghes_print_queued_estatus(void)
estatus_node = llist_entry(llnode, struct ghes_estatus_node,
llnode);
estatus = GHES_ESTATUS_FROM_NODE(estatus_node);
- len = cper_estatus_len(estatus);
- node_len = GHES_ESTATUS_NODE_LEN(len);
generic = estatus_node->generic;
ghes_print_estatus(NULL, generic, estatus);
llnode = llnode->next;
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 13e7b56e33ae..19bc440820e6 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -70,6 +70,7 @@ static async_cookie_t async_cookie;
static bool battery_driver_registered;
static int battery_bix_broken_package;
static int battery_notification_delay_ms;
+static int battery_full_discharging;
static unsigned int cache_time = 1000;
module_param(cache_time, uint, 0644);
MODULE_PARM_DESC(cache_time, "cache time in milliseconds");
@@ -214,9 +215,12 @@ static int acpi_battery_get_property(struct power_supply *psy,
return -ENODEV;
switch (psp) {
case POWER_SUPPLY_PROP_STATUS:
- if (battery->state & ACPI_BATTERY_STATE_DISCHARGING)
- val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
- else if (battery->state & ACPI_BATTERY_STATE_CHARGING)
+ if (battery->state & ACPI_BATTERY_STATE_DISCHARGING) {
+ if (battery_full_discharging && battery->rate_now == 0)
+ val->intval = POWER_SUPPLY_STATUS_FULL;
+ else
+ val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
+ } else if (battery->state & ACPI_BATTERY_STATE_CHARGING)
val->intval = POWER_SUPPLY_STATUS_CHARGING;
else if (acpi_battery_is_charged(battery))
val->intval = POWER_SUPPLY_STATUS_FULL;
@@ -1166,6 +1170,12 @@ battery_notification_delay_quirk(const struct dmi_system_id *d)
return 0;
}
+static int __init battery_full_discharging_quirk(const struct dmi_system_id *d)
+{
+ battery_full_discharging = 1;
+ return 0;
+}
+
static const struct dmi_system_id bat_dmi_table[] __initconst = {
{
.callback = battery_bix_broken_package_quirk,
@@ -1183,6 +1193,22 @@ static const struct dmi_system_id bat_dmi_table[] __initconst = {
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire V5-573G"),
},
},
+ {
+ .callback = battery_full_discharging_quirk,
+ .ident = "ASUS GL502VSK",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "GL502VSK"),
+ },
+ },
+ {
+ .callback = battery_full_discharging_quirk,
+ .ident = "ASUS UX305LA",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "UX305LA"),
+ },
+ },
{},
};
@@ -1237,13 +1263,11 @@ static int acpi_battery_add(struct acpi_device *device)
#ifdef CONFIG_ACPI_PROCFS_POWER
result = acpi_battery_add_fs(device);
-#endif
if (result) {
-#ifdef CONFIG_ACPI_PROCFS_POWER
acpi_battery_remove_fs(device);
-#endif
goto fail;
}
+#endif
printk(KERN_INFO PREFIX "%s Slot [%s] (battery %s)\n",
ACPI_BATTERY_DEVICE_NAME, acpi_device_bid(device),
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index bf8e4d371fa7..e1eee7a60fad 100644
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -30,6 +30,7 @@
#include <linux/input.h>
#include <linux/slab.h>
#include <linux/acpi.h>
+#include <linux/dmi.h>
#include <acpi/button.h>
#define PREFIX "ACPI: "
@@ -76,6 +77,22 @@ static const struct acpi_device_id button_device_ids[] = {
};
MODULE_DEVICE_TABLE(acpi, button_device_ids);
+/*
+ * Some devices which don't even have a lid in anyway have a broken _LID
+ * method (e.g. pointing to a floating gpio pin) causing spurious LID events.
+ */
+static const struct dmi_system_id lid_blacklst[] = {
+ {
+ /* GP-electronic T701 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "T701"),
+ DMI_MATCH(DMI_BIOS_VERSION, "BYT70A.YNCHENG.WIN.007"),
+ },
+ },
+ {}
+};
+
static int acpi_button_add(struct acpi_device *device);
static int acpi_button_remove(struct acpi_device *device);
static void acpi_button_notify(struct acpi_device *device, u32 event);
@@ -210,6 +227,8 @@ static int acpi_lid_notify_state(struct acpi_device *device, int state)
}
/* Send the platform triggered reliable event */
if (do_update) {
+ acpi_handle_debug(device->handle, "ACPI LID %s\n",
+ state ? "open" : "closed");
input_report_switch(button->input, SW_LID, !state);
input_sync(button->input);
button->last_state = !!state;
@@ -473,6 +492,9 @@ static int acpi_button_add(struct acpi_device *device)
char *name, *class;
int error;
+ if (!strcmp(hid, ACPI_BUTTON_HID_LID) && dmi_check_system(lid_blacklst))
+ return -ENODEV;
+
button = kzalloc(sizeof(struct acpi_button), GFP_KERNEL);
if (!button)
return -ENOMEM;
diff --git a/drivers/acpi/cppc_acpi.c b/drivers/acpi/cppc_acpi.c
index 21c28433c590..06ea4749ebd9 100644
--- a/drivers/acpi/cppc_acpi.c
+++ b/drivers/acpi/cppc_acpi.c
@@ -949,7 +949,7 @@ static int cpc_read(int cpu, struct cpc_register_resource *reg_res, u64 *val)
}
*val = 0;
- if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM)
+ if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM && pcc_ss_id >= 0)
vaddr = GET_PCC_VADDR(reg->address, pcc_ss_id);
else if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY)
vaddr = reg_res->sys_mem_vaddr;
@@ -988,7 +988,7 @@ static int cpc_write(int cpu, struct cpc_register_resource *reg_res, u64 val)
int pcc_ss_id = per_cpu(cpu_pcc_subspace_idx, cpu);
struct cpc_reg *reg = &reg_res->cpc_entry.reg;
- if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM)
+ if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM && pcc_ss_id >= 0)
vaddr = GET_PCC_VADDR(reg->address, pcc_ss_id);
else if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY)
vaddr = reg_res->sys_mem_vaddr;
@@ -1035,14 +1035,15 @@ int cppc_get_perf_caps(int cpunum, struct cppc_perf_caps *perf_caps)
*lowest_non_linear_reg, *nominal_reg;
u64 high, low, nom, min_nonlinear;
int pcc_ss_id = per_cpu(cpu_pcc_subspace_idx, cpunum);
- struct cppc_pcc_data *pcc_ss_data = pcc_data[pcc_ss_id];
+ struct cppc_pcc_data *pcc_ss_data;
int ret = 0, regs_in_pcc = 0;
- if (!cpc_desc) {
+ if (!cpc_desc || pcc_ss_id < 0) {
pr_debug("No CPC descriptor for CPU:%d\n", cpunum);
return -ENODEV;
}
+ pcc_ss_data = pcc_data[pcc_ss_id];
highest_reg = &cpc_desc->cpc_regs[HIGHEST_PERF];
lowest_reg = &cpc_desc->cpc_regs[LOWEST_PERF];
lowest_non_linear_reg = &cpc_desc->cpc_regs[LOW_NON_LINEAR_PERF];
@@ -1095,15 +1096,16 @@ int cppc_get_perf_ctrs(int cpunum, struct cppc_perf_fb_ctrs *perf_fb_ctrs)
struct cpc_register_resource *delivered_reg, *reference_reg,
*ref_perf_reg, *ctr_wrap_reg;
int pcc_ss_id = per_cpu(cpu_pcc_subspace_idx, cpunum);
- struct cppc_pcc_data *pcc_ss_data = pcc_data[pcc_ss_id];
+ struct cppc_pcc_data *pcc_ss_data;
u64 delivered, reference, ref_perf, ctr_wrap_time;
int ret = 0, regs_in_pcc = 0;
- if (!cpc_desc) {
+ if (!cpc_desc || pcc_ss_id < 0) {
pr_debug("No CPC descriptor for CPU:%d\n", cpunum);
return -ENODEV;
}
+ pcc_ss_data = pcc_data[pcc_ss_id];
delivered_reg = &cpc_desc->cpc_regs[DELIVERED_CTR];
reference_reg = &cpc_desc->cpc_regs[REFERENCE_CTR];
ref_perf_reg = &cpc_desc->cpc_regs[REFERENCE_PERF];
@@ -1169,14 +1171,15 @@ int cppc_set_perf(int cpu, struct cppc_perf_ctrls *perf_ctrls)
struct cpc_desc *cpc_desc = per_cpu(cpc_desc_ptr, cpu);
struct cpc_register_resource *desired_reg;
int pcc_ss_id = per_cpu(cpu_pcc_subspace_idx, cpu);
- struct cppc_pcc_data *pcc_ss_data = pcc_data[pcc_ss_id];
+ struct cppc_pcc_data *pcc_ss_data;
int ret = 0;
- if (!cpc_desc) {
+ if (!cpc_desc || pcc_ss_id < 0) {
pr_debug("No CPC descriptor for CPU:%d\n", cpu);
return -ENODEV;
}
+ pcc_ss_data = pcc_data[pcc_ss_id];
desired_reg = &cpc_desc->cpc_regs[DESIRED_PERF];
/*
@@ -1301,7 +1304,7 @@ unsigned int cppc_get_transition_latency(int cpu_num)
struct cpc_desc *cpc_desc;
struct cpc_register_resource *desired_reg;
int pcc_ss_id = per_cpu(cpu_pcc_subspace_idx, cpu_num);
- struct cppc_pcc_data *pcc_ss_data = pcc_data[pcc_ss_id];
+ struct cppc_pcc_data *pcc_ss_data;
cpc_desc = per_cpu(cpc_desc_ptr, cpu_num);
if (!cpc_desc)
@@ -1311,6 +1314,10 @@ unsigned int cppc_get_transition_latency(int cpu_num)
if (!CPC_IN_PCC(desired_reg))
return CPUFREQ_ETERNAL;
+ if (pcc_ss_id < 0)
+ return CPUFREQ_ETERNAL;
+
+ pcc_ss_data = pcc_data[pcc_ss_id];
if (pcc_ss_data->pcc_mpar)
latency_ns = 60 * (1000 * 1000 * 1000 / pcc_ss_data->pcc_mpar);
diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c
index e4ffaeec9ec2..c4d0a1c912f0 100644
--- a/drivers/acpi/device_pm.c
+++ b/drivers/acpi/device_pm.c
@@ -990,7 +990,7 @@ void acpi_subsys_complete(struct device *dev)
* the sleep state it is going out of and it has never been resumed till
* now, resume it in case the firmware powered it up.
*/
- if (dev->power.direct_complete && pm_resume_via_firmware())
+ if (pm_runtime_suspended(dev) && pm_resume_via_firmware())
pm_request_resume(dev);
}
EXPORT_SYMBOL_GPL(acpi_subsys_complete);
@@ -1039,10 +1039,28 @@ EXPORT_SYMBOL_GPL(acpi_subsys_suspend_late);
*/
int acpi_subsys_suspend_noirq(struct device *dev)
{
- if (dev_pm_smart_suspend_and_suspended(dev))
+ int ret;
+
+ if (dev_pm_smart_suspend_and_suspended(dev)) {
+ dev->power.may_skip_resume = true;
return 0;
+ }
+
+ ret = pm_generic_suspend_noirq(dev);
+ if (ret)
+ return ret;
+
+ /*
+ * If the target system sleep state is suspend-to-idle, it is sufficient
+ * to check whether or not the device's wakeup settings are good for
+ * runtime PM. Otherwise, the pm_resume_via_firmware() check will cause
+ * acpi_subsys_complete() to take care of fixing up the device's state
+ * anyway, if need be.
+ */
+ dev->power.may_skip_resume = device_may_wakeup(dev) ||
+ !device_can_wakeup(dev);
- return pm_generic_suspend_noirq(dev);
+ return 0;
}
EXPORT_SYMBOL_GPL(acpi_subsys_suspend_noirq);
@@ -1052,6 +1070,9 @@ EXPORT_SYMBOL_GPL(acpi_subsys_suspend_noirq);
*/
int acpi_subsys_resume_noirq(struct device *dev)
{
+ if (dev_pm_may_skip_resume(dev))
+ return 0;
+
/*
* Devices with DPM_FLAG_SMART_SUSPEND may be left in runtime suspend
* during system suspend, so update their runtime PM status to "active"
@@ -1138,7 +1159,7 @@ int acpi_subsys_thaw_noirq(struct device *dev)
* skip all of the subsequent "thaw" callbacks for the device.
*/
if (dev_pm_smart_suspend_and_suspended(dev)) {
- dev->power.direct_complete = true;
+ dev_pm_skip_next_resume_phases(dev);
return 0;
}
diff --git a/drivers/acpi/device_sysfs.c b/drivers/acpi/device_sysfs.c
index 24418932612e..a041689e5701 100644
--- a/drivers/acpi/device_sysfs.c
+++ b/drivers/acpi/device_sysfs.c
@@ -146,6 +146,10 @@ static int create_pnp_modalias(struct acpi_device *acpi_dev, char *modalias,
int count;
struct acpi_hardware_id *id;
+ /* Avoid unnecessarily loading modules for non present devices. */
+ if (!acpi_device_is_present(acpi_dev))
+ return 0;
+
/*
* Since we skip ACPI_DT_NAMESPACE_HID from the modalias below, 0 should
* be returned if ACPI_DT_NAMESPACE_HID is the only ACPI/PNP ID in the
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index da176c95aa2c..d9f38c645e4a 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -1516,7 +1516,7 @@ static int acpi_ec_setup(struct acpi_ec *ec, bool handle_events)
}
acpi_handle_info(ec->handle,
- "GPE=0x%lx, EC_CMD/EC_SC=0x%lx, EC_DATA=0x%lx\n",
+ "GPE=0x%x, EC_CMD/EC_SC=0x%lx, EC_DATA=0x%lx\n",
ec->gpe, ec->command_addr, ec->data_addr);
return ret;
}
@@ -1597,32 +1597,41 @@ static int acpi_ec_add(struct acpi_device *device)
{
struct acpi_ec *ec = NULL;
int ret;
+ bool is_ecdt = false;
+ acpi_status status;
strcpy(acpi_device_name(device), ACPI_EC_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_EC_CLASS);
- ec = acpi_ec_alloc();
- if (!ec)
- return -ENOMEM;
- if (ec_parse_device(device->handle, 0, ec, NULL) !=
- AE_CTRL_TERMINATE) {
+ if (!strcmp(acpi_device_hid(device), ACPI_ECDT_HID)) {
+ is_ecdt = true;
+ ec = boot_ec;
+ } else {
+ ec = acpi_ec_alloc();
+ if (!ec)
+ return -ENOMEM;
+ status = ec_parse_device(device->handle, 0, ec, NULL);
+ if (status != AE_CTRL_TERMINATE) {
ret = -EINVAL;
goto err_alloc;
+ }
}
if (acpi_is_boot_ec(ec)) {
- boot_ec_is_ecdt = false;
- /*
- * Trust PNP0C09 namespace location rather than ECDT ID.
- *
- * But trust ECDT GPE rather than _GPE because of ASUS quirks,
- * so do not change boot_ec->gpe to ec->gpe.
- */
- boot_ec->handle = ec->handle;
- acpi_handle_debug(ec->handle, "duplicated.\n");
- acpi_ec_free(ec);