Merge v5.9-rc1 into drm-misc-next
Sam needs 5.9-rc1 to have dev_err_probe in to merge some patches. Signed-off-by: Maxime Ripard <maxime@cerno.tech>
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Documentation/gpu/backlight.rst
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12
Documentation/gpu/backlight.rst
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=================
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Backlight support
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=================
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.. kernel-doc:: drivers/video/backlight/backlight.c
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:doc: overview
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.. kernel-doc:: include/linux/backlight.h
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:internal:
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.. kernel-doc:: drivers/video/backlight/backlight.c
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:export:
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@@ -311,7 +311,7 @@ To use drm_gem_cma_get_unmapped_area(), drivers must fill the struct
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a pointer on drm_gem_cma_get_unmapped_area().
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More detailed information about get_unmapped_area can be found in
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Documentation/nommu-mmap.txt
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Documentation/admin-guide/mm/nommu-mmap.rst
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Memory Coherency
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----------------
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@@ -307,7 +307,7 @@ ENOSPC:
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EPERM/EACCES:
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Returned for an operation that is valid, but needs more privileges.
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E.g. root-only or much more common, DRM master-only operations return
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this when when called by unpriviledged clients. There's no clear
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this when called by unpriviledged clients. There's no clear
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difference between EACCES and EPERM.
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ENODEV:
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@@ -12,6 +12,7 @@ Linux GPU Driver Developer's Guide
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drm-uapi
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drm-client
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drivers
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backlight
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vga-switcheroo
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vgaarbiter
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todo
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@@ -41,7 +41,7 @@ Compositor blends multiple layers or pixel data flows into one single display
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frame. its output frame can be fed into post image processor for showing it on
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the monitor or fed into wb_layer and written to memory at the same time.
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user can also insert a scaler between compositor and wb_layer to down scale
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the display frame first and and then write to memory.
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the display frame first and then write to memory.
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Writeback Layer (wb_layer)
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--------------------------
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