Public bug reported:
4.3 will have a bunch of workarounds to fix silicon bugs and other
bugfixes that need to be backported to both vivid and wily. Some are for
gen8 chips which also allow cherry-picking the gen9 ones.
drm/i915/skl: revert duplicated WaBarrierPerformanceFixDisable:skl
drm/i915:skl: Add WaEnableGapsTsvCreditFix
drm/i915/gen9: Add WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken
drm/i915/gen9: Add WaFlushCoherentL3CacheLinesAtContextSwitch workaround
drm/i915: Update wa_ctx_emit() macro as per kernel coding guidelines
drm/i915/gen9: Add WaDisableCtxRestoreArbitration workaround
drm/i915: Enable WA batch buffers for Gen9
drm/i915: Update WaFlushCoherentL3CacheLinesAtContextSwitch
drm/i915/gen8: Add WaClearSlmSpaceAtContextSwitch workaround
drm/i915: Bail out early if WA batch is not available for given Gen
drm/i915/gen8: Add WaFlushCoherentL3CacheLinesAtContextSwitch workaround
drm/i915/gen8: Add WaDisableCtxRestoreArbitration workaround
drm/i915/gen8: Re-order init pipe_control in lrc mode
drm/i915/gen8: Add infrastructure to initialize WA batch buffers
drm/i915: Fix divide by zero on watermark update
** Affects: linux (Ubuntu)
Importance: High
Status: Triaged
** Affects: linux (Ubuntu Vivid)
Importance: High
Assignee: Timo Aaltonen (tjaalton)
Status: Triaged
** Affects: linux (Ubuntu Wily)
Importance: High
Status: Triaged
** Also affects: linux (Ubuntu Wily)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Vivid)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Vivid)
Status: New => Triaged
** Changed in: linux (Ubuntu Vivid)
Assignee: (unassigned) => Timo Aaltonen (tjaalton)
** Changed in: linux (Ubuntu Vivid)
Importance: Undecided => High
** Changed in: linux (Ubuntu Wily)
Importance: Undecided => High
** Changed in: linux (Ubuntu Wily)
Status: New => Triaged
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https://bugs.launchpad.net/bugs/1484486
Title:
[i915 gen8/gen9] Add workarounds to fix hang bugs etc
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