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Diffstat (limited to 'Documentation/gpu/todo.rst')
| -rw-r--r-- | Documentation/gpu/todo.rst | 58 |
1 files changed, 35 insertions, 23 deletions
diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst index 658b52f7ffc6..7969f106877d 100644 --- a/Documentation/gpu/todo.rst +++ b/Documentation/gpu/todo.rst @@ -157,8 +157,8 @@ private lock. The tricky part is the BO free functions, since those can't reliably take that lock any more. Instead state needs to be protected with suitable subordinate locks or some cleanup work pushed to a worker thread. For performance-critical drivers it might also be better to go with a more -fine-grained per-buffer object and per-context lockings scheme. Currently only the -``msm`` driver still use ``struct_mutex``. +fine-grained per-buffer object and per-context lockings scheme. Currently only +the ``msm`` and `i915` drivers use ``struct_mutex``. Contact: Daniel Vetter, respective driver maintainers @@ -305,7 +305,7 @@ acquire context. Replace the boilerplate code surrounding drm_modeset_lock_all_ctx() with DRM_MODESET_LOCK_ALL_BEGIN() and DRM_MODESET_LOCK_ALL_END() instead. -This should also be done for all places where drm_modest_lock_all() is still +This should also be done for all places where drm_modeset_lock_all() is still used. As a reference, take a look at the conversions already completed in drm core. @@ -327,26 +327,6 @@ Contact: Laurent Pinchart, Daniel Vetter Level: Intermediate (mostly because it is a huge tasks without good partial milestones, not technically itself that challenging) -Convert direct mode.vrefresh accesses to use drm_mode_vrefresh() ----------------------------------------------------------------- - -drm_display_mode.vrefresh isn't guaranteed to be populated. As such, using it -is risky and has been known to cause div-by-zero bugs. Fortunately, drm core -has helper which will use mode.vrefresh if it's !0 and will calculate it from -the timings when it's 0. - -Use simple search/replace, or (more fun) cocci to replace instances of direct -vrefresh access with a call to the helper. Check out -https://lists.freedesktop.org/archives/dri-devel/2019-January/205186.html for -inspiration. - -Once all instances of vrefresh have been converted, remove vrefresh from -drm_display_mode to avoid future use. - -Contact: Sean Paul - -Level: Starter - connector register/unregister fixes ----------------------------------- @@ -392,6 +372,38 @@ Contact: Laurent Pinchart, respective driver maintainers Level: Intermediate +Consolidate custom driver modeset properties +-------------------------------------------- + +Before atomic modeset took place, many drivers where creating their own +properties. Among other things, atomic brought the requirement that custom, +driver specific properties should not be used. + +For this task, we aim to introduce core helpers or reuse the existing ones +if available: + +A quick, unconfirmed, examples list. + +Introduce core helpers: +- audio (amdgpu, intel, gma500, radeon) +- brightness, contrast, etc (armada, nouveau) - overlay only (?) +- broadcast rgb (gma500, intel) +- colorkey (armada, nouveau, rcar) - overlay only (?) +- dither (amdgpu, nouveau, radeon) - varies across drivers +- underscan family (amdgpu, radeon, nouveau) + +Already in core: +- colorspace (sti) +- tv format names, enhancements (gma500, intel) +- tv overscan, margins, etc. (gma500, intel) +- zorder (omapdrm) - same as zpos (?) + + +Contact: Emil Velikov, respective driver maintainers + +Level: Intermediate + + Core refactorings ================= |