[Bug 70132] [sna igb] multihead output stopped working

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=70132

Jiri Slaby <jirislaby at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |REOPENED
         Resolution|FIXED                       |---

--- Comment #20 from Jiri Slaby <jirislaby at gmail.com> ---
Bisection not so successful (it pretty narrows down the range, but there are
still some commits), as X crashes with a series of commits (skipped).

# bad: [db086d02affe5109202dc9ee06c9e728a3ff0f3f] sna: Do a quick pass on dirty
damage before reduction
# good: [a88a9b9a59fa2d5fd427fa6e1f74fb9844379264] 2.20.19 release
git bisect start 'HEAD' '2.20.19'
# skip: [2f2f439c9cfdd394ad2b9a125db51e2dba7d3ff7] sna: Fake the output
physical width/height from the CRTC size
git bisect skip 2f2f439c9cfdd394ad2b9a125db51e2dba7d3ff7
# good: [f57a65c35268f215c17f1a02b3af50a6678ce3c1] sna: Correct assertions to
allow discarding of cpu hint for inplace ops
git bisect good f57a65c35268f215c17f1a02b3af50a6678ce3c1
# bad: [0cd154039ab02799dc972d93c415e762226df1aa] 2.21.14 release
git bisect bad 0cd154039ab02799dc972d93c415e762226df1aa
# bad: [626b5e541663f838475eaef2c1bc3ae4d4848165] sna: Add debug control for
disabling accelerated GetImage
git bisect bad 626b5e541663f838475eaef2c1bc3ae4d4848165
# good: [a86b217934a9a16843ac17b38cd5b61393f65aa0] sna: Mark the base bo as
unreusable for temporary mappings
git bisect good a86b217934a9a16843ac17b38cd5b61393f65aa0
# good: [98feba417c87dce020df6a6ed157e3546591d8e7] sna: Drop master when
closing the screen
git bisect good 98feba417c87dce020df6a6ed157e3546591d8e7
# skip: [18ee5c20d5f8f1752b89f2377e9b9c3f1c140d53] sna: We can read from cloned
pixmaps inplace - so long as we don't write
git bisect skip 18ee5c20d5f8f1752b89f2377e9b9c3f1c140d53
# bad: [7ce487617445c81f0178823de8896a2b73bbaaf1] sna: Trim the large object
threshold
git bisect bad 7ce487617445c81f0178823de8896a2b73bbaaf1
# skip: [491f4fab21df97af1dae92eaf30e76ff62920fb2] sna: Correct typo s/\j/\n/
git bisect skip 491f4fab21df97af1dae92eaf30e76ff62920fb2
# good: [e033a28bcb37867f3c947475714e1ef45c868825] sna: Optimize clears to
white
git bisect good e033a28bcb37867f3c947475714e1ef45c868825
# skip: [8f6dcc15c8d6ea726a10ef5df18536f8c769291e] sna: Detect and handle
cloned pixels for manual tiled uploads
git bisect skip 8f6dcc15c8d6ea726a10ef5df18536f8c769291e
# good: [3f33abee370bb1ce60bca91f29affc62d06b0bad] sna: Do not force creation
of CPU maps on !llc
git bisect good 3f33abee370bb1ce60bca91f29affc62d06b0bad
# skip: [591981a36c333cdf08a91f28fb9670a62b95d31a] sna: Refactor freeing gpu_bo
in manual tiled upload
git bisect skip 591981a36c333cdf08a91f28fb9670a62b95d31a
# good: [362b0dc6a3b1692b752d8f250075ccc81debfca3] sna/gen4+: Fix determination
of intermediate extents
git bisect good 362b0dc6a3b1692b752d8f250075ccc81debfca3
# skip: [36993618b4c5d4fa1fde7800eaaa711b074bd623] sna: Tweak ordering of
userptr temporary mappings for uploads
git bisect skip 36993618b4c5d4fa1fde7800eaaa711b074bd623
# skip: [01ce3ef9f12d3b6541e166f22e1ae67033237159] sna: Set RR_Rotate_0 instead
of 0 as desired initial rotation
git bisect skip 01ce3ef9f12d3b6541e166f22e1ae67033237159
# skip: [c6ad9861f00a3166fd89a7c43d602a4c2a5bde24] sna: Fix DBG printing of
can_upload_tiled_x()
git bisect skip c6ad9861f00a3166fd89a7c43d602a4c2a5bde24
# bad: [6493c8c65f93ad2554c2512a07ba640e966fd026] sna: Implement
memcpy_from_tiled functions (for X-tiling only atm)
git bisect bad 6493c8c65f93ad2554c2512a07ba640e966fd026
# skip: [d7be3df2fe632bbc8e4f09709cf3cf7a5ef61015] sna: Se the default gamma if
left uninitialized by the driver
git bisect skip d7be3df2fe632bbc8e4f09709cf3cf7a5ef61015
# skip: [c5651254c3c152daf1ed79073779c1bed6ed0a9b] sna: Fallback to
xf86InitialConfiguration if nothing is connected
git bisect skip c5651254c3c152daf1ed79073779c1bed6ed0a9b
# skip: [5124f35168c0cc162cf5e8bcaafdf756945f6ca9] sna: Support operations
inplace on CPU mappings of a region
git bisect skip 5124f35168c0cc162cf5e8bcaafdf756945f6ca9
# skip: [263e87d5e1915e6c40fa8bc1b325a36f21f92b30] sna: Set the current mode
when initialising CRTCs
git bisect skip 263e87d5e1915e6c40fa8bc1b325a36f21f92b30
# skip: [a40dd0ed6db35c891710199cc9d18345ab53b397] sna: Explicitly initialise
the probed transform for a CRTC
git bisect skip a40dd0ed6db35c891710199cc9d18345ab53b397
# bad: [60d716b53993b08a2a00c22f523c575e62e0a18d] sna: Add the probed CRTC mode
to the list of output modes
git bisect bad 60d716b53993b08a2a00c22f523c575e62e0a18d
# skip: [8a6a21bff86100144ba7960fc32a299ac54ada83] sna: Use the existing
configuration for initial modes
git bisect skip 8a6a21bff86100144ba7960fc32a299ac54ada83
# only skipped commits left to test
# possible first bad commit: [60d716b53993b08a2a00c22f523c575e62e0a18d] sna:
Add the probed CRTC mode to the list of output modes
# possible first bad commit: [263e87d5e1915e6c40fa8bc1b325a36f21f92b30] sna:
Set the current mode when initialising CRTCs
# possible first bad commit: [2f2f439c9cfdd394ad2b9a125db51e2dba7d3ff7] sna:
Fake the output physical width/height from the CRTC size
# possible first bad commit: [5124f35168c0cc162cf5e8bcaafdf756945f6ca9] sna:
Support operations inplace on CPU mappings of a region
# possible first bad commit: [18ee5c20d5f8f1752b89f2377e9b9c3f1c140d53] sna: We
can read from cloned pixmaps inplace - so long as we don't write
# possible first bad commit: [36993618b4c5d4fa1fde7800eaaa711b074bd623] sna:
Tweak ordering of userptr temporary mappings for uploads
# possible first bad commit: [c6ad9861f00a3166fd89a7c43d602a4c2a5bde24] sna:
Fix DBG printing of can_upload_tiled_x()
# possible first bad commit: [591981a36c333cdf08a91f28fb9670a62b95d31a] sna:
Refactor freeing gpu_bo in manual tiled upload
# possible first bad commit: [8f6dcc15c8d6ea726a10ef5df18536f8c769291e] sna:
Detect and handle cloned pixels for manual tiled uploads
# possible first bad commit: [d7be3df2fe632bbc8e4f09709cf3cf7a5ef61015] sna: Se
the default gamma if left uninitialized by the driver
# possible first bad commit: [491f4fab21df97af1dae92eaf30e76ff62920fb2] sna:
Correct typo s/\j/\n/
# possible first bad commit: [a40dd0ed6db35c891710199cc9d18345ab53b397] sna:
Explicitly initialise the probed transform for a CRTC
# possible first bad commit: [01ce3ef9f12d3b6541e166f22e1ae67033237159] sna:
Set RR_Rotate_0 instead of 0 as desired initial rotation
# possible first bad commit: [c5651254c3c152daf1ed79073779c1bed6ed0a9b] sna:
Fallback to xf86InitialConfiguration if nothing is connected
# possible first bad commit: [8a6a21bff86100144ba7960fc32a299ac54ada83] sna:
Use the existing configuration for initial modes

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