Re: [Intel-gfx] Regression in i915 driver in 3.16-rc2
On Wed, 25 Jun 2014, Alan Stern st...@rowland.harvard.edu wrote: On Wed, 25 Jun 2014, Ville [iso-8859-1] Syrjl wrote: On Wed, Jun 25, 2014 at 02:06:55PM -0400, Alan Stern wrote: Daniel: I encountered a new problem in the i915 driver the first time I booted a 3.16-rc kernel on this computer. When it switched over to the frame buffer driver, the screen went blank and stayed that way. 3.15 works okay. Attached are log extracts from 3.15 and 3.16 (both with drm.debug=0xe in the boot command line). The timestamps have been stripped out for easy diff comparison. These are the result of dmesg | egrep 'drm|i915|frame' with a couple of irrelevant lines removed. I can send the complete logs if you need them. Alan Stern Kernel command line: BOOT_IMAGE=/boot/test-3.x root=/dev/hda8 ro console=ttyS0,115200 console=tty0 earlyprintk=serial,ttyS0,115200 no_console_suspend drm.debug=0xe vconsole.keymap=us vconsole.font=latarcyrheb-sun16 LANG=en_US.UTF-8 usbcore.dyndbg=+p ehci_hcd.dyndbg=+p [drm] Initialized drm 1.1.0 20060810 [drm:i915_dump_device_info] i915 device info: gen=2, pciid=0x2572 flags=has_overlay,overlay_needs_physical, [drm:intel_detect_pch] No PCH found. [drm] Memory usable by graphics device = 128M [drm:i915_gem_gtt_init] GMADR size = 128M [drm:i915_gem_gtt_init] GTT stolen size = 8M [drm:i915_gem_gtt_init] ppgtt mode: 0 [drm:intel_opregion_setup] graphic opregion physical addr: 0x0 [drm:intel_opregion_setup] ACPI OpRegion not supported! [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [drm] Driver supports precise vblank timestamp query. [drm:init_vbt_defaults] Set default to SSC at 7 kHz [drm:parse_general_features] BDB_GENERAL_FEATURES int_tv_support 1 int_crt_support 0 lvds_use_ssc 0 lvds_ssc_freq 48000 display_clock_mode 0 fdi_rx_polarity_inverted 0 ^ This should get your display back: http://patchwork.freedesktop.org/patch/28508/ It did indeed. Thank you very much. Fix pushed to drm-intel-fixes; expect to land in v3.16-rc4 or v3.16-rc5 at the latest. Thanks for the report and testing. BR, Jani. Alan Stern ___ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx -- Jani Nikula, Intel Open Source Technology Center ___ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx
Re: [Intel-gfx] Regression in i915 driver in 3.16-rc2
On Wed, Jun 25, 2014 at 02:06:55PM -0400, Alan Stern wrote: Daniel: I encountered a new problem in the i915 driver the first time I booted a 3.16-rc kernel on this computer. When it switched over to the frame buffer driver, the screen went blank and stayed that way. 3.15 works okay. Attached are log extracts from 3.15 and 3.16 (both with drm.debug=0xe in the boot command line). The timestamps have been stripped out for easy diff comparison. These are the result of dmesg | egrep 'drm|i915|frame' with a couple of irrelevant lines removed. I can send the complete logs if you need them. Alan Stern Kernel command line: BOOT_IMAGE=/boot/test-3.x root=/dev/hda8 ro console=ttyS0,115200 console=tty0 earlyprintk=serial,ttyS0,115200 no_console_suspend drm.debug=0xe vconsole.keymap=us vconsole.font=latarcyrheb-sun16 LANG=en_US.UTF-8 usbcore.dyndbg=+p ehci_hcd.dyndbg=+p [drm] Initialized drm 1.1.0 20060810 [drm:i915_dump_device_info] i915 device info: gen=2, pciid=0x2572 flags=has_overlay,overlay_needs_physical, [drm:intel_detect_pch] No PCH found. [drm] Memory usable by graphics device = 128M [drm:i915_gem_gtt_init] GMADR size = 128M [drm:i915_gem_gtt_init] GTT stolen size = 8M [drm:i915_gem_gtt_init] ppgtt mode: 0 [drm:intel_opregion_setup] graphic opregion physical addr: 0x0 [drm:intel_opregion_setup] ACPI OpRegion not supported! [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [drm] Driver supports precise vblank timestamp query. [drm:init_vbt_defaults] Set default to SSC at 7 kHz [drm:parse_general_features] BDB_GENERAL_FEATURES int_tv_support 1 int_crt_support 0 lvds_use_ssc 0 lvds_ssc_freq 48000 display_clock_mode 0 fdi_rx_polarity_inverted 0 ^ This should get your display back: http://patchwork.freedesktop.org/patch/28508/ -- Ville Syrjälä Intel OTC ___ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx
Re: [Intel-gfx] Regression in i915 driver in 3.16-rc2
On Wed, 25 Jun 2014, Ville [iso-8859-1] Syrj�l� wrote: On Wed, Jun 25, 2014 at 02:06:55PM -0400, Alan Stern wrote: Daniel: I encountered a new problem in the i915 driver the first time I booted a 3.16-rc kernel on this computer. When it switched over to the frame buffer driver, the screen went blank and stayed that way. 3.15 works okay. Attached are log extracts from 3.15 and 3.16 (both with drm.debug=0xe in the boot command line). The timestamps have been stripped out for easy diff comparison. These are the result of dmesg | egrep 'drm|i915|frame' with a couple of irrelevant lines removed. I can send the complete logs if you need them. Alan Stern Kernel command line: BOOT_IMAGE=/boot/test-3.x root=/dev/hda8 ro console=ttyS0,115200 console=tty0 earlyprintk=serial,ttyS0,115200 no_console_suspend drm.debug=0xe vconsole.keymap=us vconsole.font=latarcyrheb-sun16 LANG=en_US.UTF-8 usbcore.dyndbg=+p ehci_hcd.dyndbg=+p [drm] Initialized drm 1.1.0 20060810 [drm:i915_dump_device_info] i915 device info: gen=2, pciid=0x2572 flags=has_overlay,overlay_needs_physical, [drm:intel_detect_pch] No PCH found. [drm] Memory usable by graphics device = 128M [drm:i915_gem_gtt_init] GMADR size = 128M [drm:i915_gem_gtt_init] GTT stolen size = 8M [drm:i915_gem_gtt_init] ppgtt mode: 0 [drm:intel_opregion_setup] graphic opregion physical addr: 0x0 [drm:intel_opregion_setup] ACPI OpRegion not supported! [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [drm] Driver supports precise vblank timestamp query. [drm:init_vbt_defaults] Set default to SSC at 7 kHz [drm:parse_general_features] BDB_GENERAL_FEATURES int_tv_support 1 int_crt_support 0 lvds_use_ssc 0 lvds_ssc_freq 48000 display_clock_mode 0 fdi_rx_polarity_inverted 0 ^ This should get your display back: http://patchwork.freedesktop.org/patch/28508/ It did indeed. Thank you very much. Alan Stern ___ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx