I've same problem on Packard Bell EasyNote TH36 and setpci command onto rc.local work's fine. Below some useful information.
From dmidecode: Manufacturer: Packard Bell Product Name: EasyNote TH36 Version: V1.02
From lspci: 00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 09) (prog-if 00 [VGA controller]) Subsystem: Acer Incorporated [ALI] Device 0459 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Latency: 0 Interrupt: pin A routed to IRQ 44 Region 0: Memory at d0000000 (64-bit, non-prefetchable) [size=4M] Region 2: Memory at c0000000 (64-bit, prefetchable) [size=256M] Region 4: I/O ports at 50f0 [size=8] Expansion ROM at <unassigned> [disabled] Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit- Address: fee0300c Data: 4191 Capabilities: [d0] Power Management version 3 Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-) Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME- Kernel driver in use: i915 Kernel modules: i915
From sysfs: root@amedeo:~# systool -c backlight -v Class = "backlight"
Class Device = "acpi_video0" Class Device path = "/sys/devices/pci0000:00/0000:00:02.0/backlight/acpi_video0" actual_brightness = "9" bl_power = "0" brightness = "9" max_brightness = "9" type = "firmware" uevent =
Device = "0000:00:02.0" Device path = "/sys/devices/pci0000:00/0000:00:02.0" boot_vga = "1" broken_parity_status= "0" class = "0x030000" config = 86 80 42 2a 07 04 90 00 09 00 00 03 00 00 80 00 04 00 00 d0 00 00 00 00 0c 00 00 c0 00 00 00 00 f1 50 00 00 00 00 00 00 00 00 00 00 25 10 59 04 00 00 00 00 90 00 00 00 00 00 00 00 0b 01 00 00 00 00 00 00 48 00 00 00 09 00 0a 61 b1 6d 51 1f b9 e1 70 03 19 00 00 00 00 00 00 00 00 00 00 bc 00 00 00 00 00 00 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 05 d0 01 00 0c 30 e0 fe 91 41 00 00 00 00 00 00 00 00 00 00 09 00 06 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 40 01 00 00 01 00 23 00 00 00 00 00 00 00 00 00 34 00 00 00 00 00 00 00 00 00 00 00 00 80 00 1a 41 20 00 00 0b 19 34 07 00 00 00 00 a0 0f 09 00 18 c0 a8 bb consistent_dma_mask_bits= "36" device = "0x2a42" dma_mask_bits = "36" enable = "1" irq = "44" local_cpulist = "0-1" local_cpus = "00000000,00000003" modalias = "pci:v00008086d00002A42sv00001025sd00000459bc03sc00i00" msi_bus = numa_node = "-1" remove = <store method only> rescan = <store method only> reset = <store method only> resource = "0x00000000d0000000 0x00000000d03fffff 0x0000000000140204 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x00000000c0000000 0x00000000cfffffff 0x000000000014220c 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x00000000000050f0 0x00000000000050f7 0x0000000000040101 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000002 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000" subsystem_device = "0x0459" subsystem_vendor = "0x1025" uevent = "DRIVER=i915 PCI_CLASS=30000 PCI_ID=8086:2A42 PCI_SUBSYS_ID=1025:0459 PCI_SLOT_NAME=0000:00:02.0 MODALIAS=pci:v00008086d00002A42sv00001025sd00000459bc03sc00i00" vendor = "0x8086"
I've same problem on Packard Bell EasyNote TH36 and setpci command onto rc.local work's fine. Below some useful information.
From dmidecode:
Manufacturer: Packard Bell
Product Name: EasyNote TH36
Version: V1.02
From lspci:
Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit-
Address: fee0300c Data: 4191
Capabilities: [d0] Power Management version 3
Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0- ,D1-,D2- ,D3hot- ,D3cold- )
Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 09) (prog-if 00 [VGA controller])
Subsystem: Acer Incorporated [ALI] Device 0459
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0
Interrupt: pin A routed to IRQ 44
Region 0: Memory at d0000000 (64-bit, non-prefetchable) [size=4M]
Region 2: Memory at c0000000 (64-bit, prefetchable) [size=256M]
Region 4: I/O ports at 50f0 [size=8]
Expansion ROM at <unassigned> [disabled]
Kernel driver in use: i915
Kernel modules: i915
From sysfs:
root@amedeo:~# systool -c backlight -v
Class = "backlight"
Class Device = "acpi_video0" pci0000: 00/0000: 00:02.0/ backlight/ acpi_video0" brightness = "9"
Class Device path = "/sys/devices/
actual_
bl_power = "0"
brightness = "9"
max_brightness = "9"
type = "firmware"
uevent =
Device = "0000:00:02.0" pci0000: 00/0000: 00:02.0" parity_ status= "0"
04 00 00 d0 00 00 00 00 0c 00 00 c0 00 00 00 00
f1 50 00 00 00 00 00 00 00 00 00 00 25 10 59 04
00 00 00 00 90 00 00 00 00 00 00 00 0b 01 00 00
00 00 00 00 48 00 00 00 09 00 0a 61 b1 6d 51 1f
b9 e1 70 03 19 00 00 00 00 00 00 00 00 00 00 bc
00 00 00 00 00 00 02 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
05 d0 01 00 0c 30 e0 fe 91 41 00 00 00 00 00 00
00 00 00 00 09 00 06 20 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 40 01 00 00
01 00 23 00 00 00 00 00 00 00 00 00 34 00 00 00
00 00 00 00 00 00 00 00 00 80 00 1a 41 20 00 00
0b 19 34 07 00 00 00 00 a0 0f 09 00 18 c0 a8 bb t_dma_mask_ bits= "36" 00002A42sv00001 025sd00000459bc 03sc00i00" _device = "0x0459" _vendor = "0x1025" ID=1025: 0459 NAME=0000: 00:02.0 pci:v00008086d0 0002A42sv000010 25sd00000459bc0 3sc00i00"
Device path = "/sys/devices/
boot_vga = "1"
broken_
class = "0x030000"
config = 86 80 42 2a 07 04 90 00 09 00 00 03 00 00 80 00
consisten
device = "0x2a42"
dma_mask_bits = "36"
enable = "1"
irq = "44"
local_cpulist = "0-1"
local_cpus = "00000000,00000003"
modalias = "pci:v00008086d
msi_bus =
numa_node = "-1"
remove = <store method only>
rescan = <store method only>
reset = <store method only>
resource = "0x00000000d0000000 0x00000000d03fffff 0x0000000000140204
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x00000000c0000000 0x00000000cfffffff 0x000000000014220c
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x00000000000050f0 0x00000000000050f7 0x0000000000040101
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000002
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000"
subsystem
subsystem
uevent = "DRIVER=i915
PCI_CLASS=30000
PCI_ID=8086:2A42
PCI_SUBSYS_
PCI_SLOT_
MODALIAS=
vendor = "0x8086"