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Message-ID: <gi8vs3o4v1.fsf@mx10.gouders.net> Date: Tue, 12 Jul 2011 18:12:18 +0200 From: Dirk Gouders <gouders@...bocholt.fh-gelsenkirchen.de> To: Keith Packard <keithp@...thp.com> Cc: Pekka Enberg <penberg@...nel.org>, "Rafael J. Wysocki" <rjw@...k.pl>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Kernel Testers List <kernel-testers@...r.kernel.org>, Maciej Rutecki <maciej.rutecki@...il.com>, Florian Mickler <florian@...kler.org>, Robse <rob-se@...e.de>, Chris Wilson <chris@...is-wilson.co.uk> Subject: Re: [Bug #37472] Lenovo U160 (i915 black screen) Keith Packard <keithp@...thp.com> writes: > On Tue, 12 Jul 2011 10:35:13 +0200, Dirk Gouders <gouders@...bocholt.fh-gelsenkirchen.de> wrote: > >> I'm sorry for the noise, I did not check new comments in the bug report >> where Robse noted that the workaround works for him. I'm not sure if >> that means the bug can be closed. > > A kernel commandline workaround isn't ideal; we should at least provide > a quirk that does this automatically for this hardware. Can we get the > PCI information for the graphics device on this hardware (lspci -v -n)? Of course. Probably, some of the information in the bug report at freedesktop.org[1] is also useful. Dirk [1] https://bugs.freedesktop.org/show_bug.cgi?id=31596 ------------------------------------------------------------------------ 00:00.0 0600: 8086:0044 (rev 02) Subsystem: 17aa:391e Flags: bus master, fast devsel, latency 0 Capabilities: [e0] Vendor Specific Information: Len=0c <?> Kernel driver in use: agpgart-intel 00:02.0 0300: 8086:0046 (rev 02) (prog-if 00 [VGA controller]) Subsystem: 17aa:3920 Flags: bus master, fast devsel, latency 0, IRQ 41 Memory at f0000000 (64-bit, non-prefetchable) [size=4M] Memory at d0000000 (64-bit, prefetchable) [size=256M] I/O ports at 1800 [size=8] Expansion ROM at <unassigned> [disabled] Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit- Capabilities: [d0] Power Management version 2 Capabilities: [a4] PCI Advanced Features Kernel driver in use: i915 Kernel modules: i915 00:16.0 0780: 8086:3b64 (rev 06) Subsystem: 17aa:38a5 Flags: bus master, fast devsel, latency 0, IRQ 11 Memory at f0804000 (64-bit, non-prefetchable) [size=16] Capabilities: [50] Power Management version 3 Capabilities: [8c] MSI: Enable- Count=1/1 Maskable- 64bit+ 00:1a.0 0c03: 8086:3b3c (rev 05) (prog-if 20 [EHCI]) Subsystem: 17aa:38aa Flags: bus master, medium devsel, latency 0, IRQ 16 Memory at f0806000 (32-bit, non-prefetchable) [size=1K] Capabilities: [50] Power Management version 2 Capabilities: [58] Debug port: BAR=1 offset=00a0 Capabilities: [98] PCI Advanced Features Kernel driver in use: ehci_hcd 00:1b.0 0403: 8086:3b56 (rev 05) Subsystem: 17aa:38af Flags: bus master, fast devsel, latency 0, IRQ 42 Memory at f0800000 (64-bit, non-prefetchable) [size=16K] Capabilities: [50] Power Management version 2 Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+ Capabilities: [70] Express Root Complex Integrated Endpoint, MSI 00 Capabilities: [100] Virtual Channel Capabilities: [130] Root Complex Link Kernel driver in use: HDA Intel Kernel modules: snd-hda-intel 00:1c.0 0604: 8086:3b42 (rev 05) (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=03, subordinate=03, sec-latency=0 I/O behind bridge: 00002000-00002fff Memory behind bridge: f0400000-f04fffff Prefetchable memory behind bridge: 000000007c200000-000000007c3fffff Capabilities: [40] Express Root Port (Slot+), MSI 00 Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit- Capabilities: [90] Subsystem: 17aa:38b0 Capabilities: [a0] Power Management version 2 Kernel driver in use: pcieport 00:1c.1 0604: 8086:3b44 (rev 05) (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=04, subordinate=04, sec-latency=0 I/O behind bridge: 00003000-00003fff Memory behind bridge: f0500000-f05fffff Prefetchable memory behind bridge: 000000007c000000-000000007c1fffff Capabilities: [40] Express Root Port (Slot+), MSI 00 Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit- Capabilities: [90] Subsystem: 17aa:38b1 Capabilities: [a0] Power Management version 2 Kernel driver in use: pcieport 00:1d.0 0c03: 8086:3b34 (rev 05) (prog-if 20 [EHCI]) Subsystem: 17aa:38b8 Flags: bus master, medium devsel, latency 0, IRQ 23 Memory at f0807000 (32-bit, non-prefetchable) [size=1K] Capabilities: [50] Power Management version 2 Capabilities: [58] Debug port: BAR=1 offset=00a0 Capabilities: [98] PCI Advanced Features Kernel driver in use: ehci_hcd 00:1e.0 0604: 8086:2448 (rev a5) (prog-if 01 [Subtractive decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=0f, subordinate=0f, sec-latency=0 Capabilities: [50] Subsystem: 17aa:383f 00:1f.0 0601: 8086:3b09 (rev 05) Subsystem: 17aa:38be Flags: bus master, medium devsel, latency 0 Capabilities: [e0] Vendor Specific Information: Len=10 <?> 00:1f.2 0106: 8086:3b29 (rev 05) (prog-if 01 [AHCI 1.0]) Subsystem: 17aa:38c1 Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 40 I/O ports at 1818 [size=8] I/O ports at 180c [size=4] I/O ports at 1810 [size=8] I/O ports at 1808 [size=4] I/O ports at 1820 [size=32] Memory at f0808000 (32-bit, non-prefetchable) [size=2K] Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit- Capabilities: [70] Power Management version 3 Capabilities: [a8] SATA HBA v1.0 Capabilities: [b0] PCI Advanced Features Kernel driver in use: ahci 00:1f.3 0c05: 8086:3b30 (rev 05) Subsystem: 17aa:38bf Flags: medium devsel, IRQ 18 Memory at f0809000 (64-bit, non-prefetchable) [size=256] I/O ports at 1840 [size=32] Kernel driver in use: i801_smbus Kernel modules: i2c-i801 00:1f.6 1180: 8086:3b32 (rev 05) Subsystem: 17aa:38c0 Flags: fast devsel, IRQ 10 Memory at f080a000 (64-bit, non-prefetchable) [size=4K] Capabilities: [50] Power Management version 3 Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit- 03:00.0 0200: 1969:1063 (rev c0) Subsystem: 17aa:38a3 Flags: bus master, fast devsel, latency 0, IRQ 16 Memory at f0400000 (64-bit, non-prefetchable) [size=256K] I/O ports at 2000 [size=128] Capabilities: [40] Power Management version 3 Capabilities: [48] MSI: Enable- Count=1/1 Maskable- 64bit+ Capabilities: [58] Express Endpoint, MSI 00 Capabilities: [6c] Vital Product Data Capabilities: [100] Advanced Error Reporting Capabilities: [180] Device Serial Number ff-0a-37-ef-5c-ff-35-ff Kernel driver in use: atl1c Kernel modules: atl1c 04:00.0 0280: 14e4:4727 (rev 01) Subsystem: 14e4:0510 Flags: bus master, fast devsel, latency 0, IRQ 17 Memory at f0500000 (64-bit, non-prefetchable) [size=16K] Capabilities: [40] Power Management version 3 Capabilities: [58] Vendor Specific Information: Len=78 <?> Capabilities: [48] MSI: Enable- Count=1/1 Maskable- 64bit+ Capabilities: [d0] Express Endpoint, MSI 00 Capabilities: [100] Advanced Error Reporting Capabilities: [13c] Virtual Channel Capabilities: [160] Device Serial Number 00-00-82-ff-ff-6e-00-26 Capabilities: [16c] Power Budgeting <?> Kernel driver in use: wl Kernel modules: wl ff:00.0 0600: 8086:2c62 (rev 02) Subsystem: 17aa:392b Flags: bus master, fast devsel, latency 0 ff:00.1 0600: 8086:2d01 (rev 02) Subsystem: 17aa:392b Flags: bus master, fast devsel, latency 0 ff:02.0 0600: 8086:2d10 (rev 02) Subsystem: 17aa:392b Flags: bus master, fast devsel, latency 0 ff:02.1 0600: 8086:2d11 (rev 02) Subsystem: 17aa:392b Flags: bus master, fast devsel, latency 0 ff:02.2 0600: 8086:2d12 (rev 02) Subsystem: 17aa:392b Flags: bus master, fast devsel, latency 0 ff:02.3 0600: 8086:2d13 (rev 02) Subsystem: 17aa:392b Flags: bus master, fast devsel, latency 0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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