** Package changed: ubuntu => linux (Ubuntu) ** Description changed:
Video fails to restore (blank laptop monitor) from resume from S3 on Intel Sandybridge platforms. + + SRU Justification: + + Impact: Resuming from S3 on Sandybridge laptops results in a blank display + and no video. + + Fix: Attached 5 patches restore fence registers correctly, align the display + surface so to avoid tiling corruption and correctly check for sandybrige + chipset in resume path. + + Testcase: Without the patches, resume from S3 results in a blank display with + no video being displayed. With the patches, S3 can be run multiple times and + video is restored correctly on each resume. + + Chris Wilson (5): + drm/i915: Silence sparse over duplicate members in static initializer + drm/i915: Use 128k alignment for untiled display surface on i965 (v2) + drm/i915: Include a generation number in the device info + drm/i915: Fix Sandybridge fence registers + drm/i915/suspend: s/IS_IRONLAKE/HAS_PCH_SPLIT/ + + drivers/gpu/drm/i915/i915_drv.c | 61 +++++++++----------- + drivers/gpu/drm/i915/i915_drv.h | 31 +++------- + drivers/gpu/drm/i915/i915_gem.c | 37 ++++++++---- + drivers/gpu/drm/i915/i915_suspend.c | 106 ++++++++++++++++++++-------------- + drivers/gpu/drm/i915/intel_display.c | 7 ++- + 5 files changed, 130 insertions(+), 112 deletions(-) ** Description changed: Video fails to restore (blank laptop monitor) from resume from S3 on Intel Sandybridge platforms. SRU Justification: - - Impact: Resuming from S3 on Sandybridge laptops results in a blank display - and no video. - Fix: Attached 5 patches restore fence registers correctly, align the display - surface so to avoid tiling corruption and correctly check for sandybrige - chipset in resume path. + Impact: Resuming from S3 on Sandybridge laptops results in a blank + display and no video. - Testcase: Without the patches, resume from S3 results in a blank display with - no video being displayed. With the patches, S3 can be run multiple times and - video is restored correctly on each resume. + Fix: Attached 5 patches restore fence registers correctly, align the + display surface so to avoid tiling corruption and correctly check for + sandybrige chipset in resume path. + + Testcase: Without the patches, resume from S3 results in a blank display + with no video being displayed. With the patches, S3 can be run multiple + times and video is restored correctly on each resume. Chris Wilson (5): - drm/i915: Silence sparse over duplicate members in static initializer - drm/i915: Use 128k alignment for untiled display surface on i965 (v2) - drm/i915: Include a generation number in the device info - drm/i915: Fix Sandybridge fence registers - drm/i915/suspend: s/IS_IRONLAKE/HAS_PCH_SPLIT/ + drm/i915: Silence sparse over duplicate members in static initializer + drm/i915: Use 128k alignment for untiled display surface on i965 (v2) + drm/i915: Include a generation number in the device info + drm/i915: Fix Sandybridge fence registers + drm/i915/suspend: s/IS_IRONLAKE/HAS_PCH_SPLIT/ - drivers/gpu/drm/i915/i915_drv.c | 61 +++++++++----------- - drivers/gpu/drm/i915/i915_drv.h | 31 +++------- - drivers/gpu/drm/i915/i915_gem.c | 37 ++++++++---- - drivers/gpu/drm/i915/i915_suspend.c | 106 ++++++++++++++++++++-------------- - drivers/gpu/drm/i915/intel_display.c | 7 ++- - 5 files changed, 130 insertions(+), 112 deletions(-) + drivers/gpu/drm/i915/i915_drv.c | 61 +++++++++----------- + drivers/gpu/drm/i915/i915_drv.h | 31 +++------- + drivers/gpu/drm/i915/i915_gem.c | 37 ++++++++---- + drivers/gpu/drm/i915/i915_suspend.c | 106 ++++++++++++++++++++-------------- + drivers/gpu/drm/i915/intel_display.c | 7 ++- + 5 files changed, 130 insertions(+), 112 deletions(-) -- S3 resume fails to restore video on Intel Sandybridge platforms https://bugs.launchpad.net/bugs/663442 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
