[i915_bpo] Issues detecting HDMI

This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed-vivid' to 'verification-done-vivid'.

If verification is not done by 5 working days from today, this fix will be dropped from the source code, and this bug will be closed.

See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how to enable and use -proposed. Thank you!

3.19.0-61: Failed
3.19.0-62: Re-plug and change display mode multiple times, HDMI output works well

Set to verification-done

This bug was fixed in the package linux - 3.19.0-64.72

---------------
linux (3.19.0-64.72) vivid; urgency=low

  [ Luis Henriques ]

  * Release Tracking Bug
    - LP: #1595976

  [ Upstream Kernel Changes ]

  * netfilter: x_tables: validate e->target_offset early
    - LP: #1555338
    - CVE-2016-3134
  * netfilter: x_tables: make sure e->next_offset covers remaining blob
    size
    - LP: #1555338
    - CVE-2016-3134
  * netfilter: x_tables: fix unconditional helper
    - LP: #1555338
    - CVE-2016-3134
  * netfilter: x_tables: don't move to non-existent next rule
    - LP: #1595350
  * netfilter: x_tables: validate targets of jumps
    - LP: #1595350
  * netfilter: x_tables: add and use xt_check_entry_offsets
    - LP: #1595350
  * netfilter: x_tables: kill check_entry helper
    - LP: #1595350
  * netfilter: x_tables: assert minimum target size
    - LP: #1595350
  * netfilter: x_tables: add compat version of xt_check_entry_offsets
    - LP: #1595350
  * netfilter: x_tables: check standard target size too
    - LP: #1595350
  * netfilter: x_tables: check for bogus target offset
    - LP: #1595350
  * netfilter: x_tables: validate all offsets and sizes in a rule
    - LP: #1595350
  * netfilter: x_tables: don't reject valid target size on some
    architectures
    - LP: #1595350
  * netfilter: arp_tables: simplify translate_compat_table args
    - LP: #1595350
  * netfilter: ip_tables: simplify translate_compat_table args
    - LP: #1595350
  * netfilter: ip6_tables: simplify translate_compat_table args
    - LP: #1595350
  * netfilter: x_tables: xt_compat_match_from_user doesn't need a retval
    - LP: #1595350
  * netfilter: x_tables: do compat validation via translate_table
    - LP: #1595350
  * netfilter: x_tables: introduce and use xt_copy_counters_from_user
    - LP: #1595350

linux (3.19.0-63.71) vivid; urgency=low

  [ Kamal Mostafa ]

  * Release Tracking Bug
    - LP: #1595723

  [ Serge Hallyn ]

  * SAUCE: add a sysctl to disable unprivileged user namespace unsharing
    - LP: #1555338, #1595350

linux (3.19.0-62.70) vivid; urgency=low

  [ Kamal Mostafa ]

  * Release Tracking Bug
    - LP: #1591307

  [ Kamal Mostafa ]

  * [debian] getabis: Only git add $abidir if running in local repo
    - LP: #1584890
  * [debian] getabis: Fix inconsistent compiler versions check
    - LP: #1584890

  [ Tim Gardner ]

  * [Config] Remove arc4 from nic-modules
    - LP: #1582991

  [ Upstream Kernel Changes ]

  * Revert "usb: hub: do not clear BOS field during reset device"
    - LP: #1582864
  * ALSA: timer: Fix leak in SNDRV_TIMER_IOCTL_PARAMS
    - LP: #1580379
    - CVE-2016-4569
  * ALSA: timer: Fix leak in events via snd_timer_user_ccallback
    - LP: #1581866
    - CVE-2016-4578
  * ALSA: timer: Fix leak in events via snd_timer_user_tinterrupt
    - LP: #1581866
    - CVE-2016-4578
  * net: fix a kernel infoleak in x25 module
    - LP: #1585366
    - CVE-2016-4580
  * get_rock_ridge_filename(): handle malformed NM entries
    - LP: #1583962
    - CVE-2016-4913
  * tipc: check nl sock before parsing nested attributes
    - LP: #1585365
    - CVE-2016-4951
  * netfilter: Set /proc/net entries owner to root in namespace
    - L...