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usb_device_id are not supposed to change at runtime. All functions
working with usb_device_id provided by <linux/usb.h> work with
const usb_device_id. So mark the non-const structs as const.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/22fa8ca67a6d4a59997f463bf241ed56596fbcfa.1502526524.git.arvind.yadav.cs@gmail.com
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drm_gem_dumb_destroy() is the drm_driver.dumb_destroy default,
so no need to set it.
Cc: Dave Airlie <airlied@redhat.com>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1502034068-51384-9-git-send-email-noralf@tronnes.org
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Use drm_*_get() and drm_*_put() helpers instead of drm_*_reference()
and drm_*_unreference() helpers.
drm_*_reference() and drm_*_unreference() functions are just
compatibility alias for drm_*_get() and drm_*_put() and should not be
used by new code. So convert all users of compatibility functions to
use the new APIs.
Generated by: scripts/coccinelle/api/drm-get-put.cocci
Signed-off-by: Cihangir Akturk <cakturk@gmail.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1502454794-28558-24-git-send-email-cakturk@gmail.com
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While at it, also ocd and give them a consistent drm_dev_ prefix, like
the other device instance functionality. Plus move the functions into
the right places.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170802115604.12734-3-daniel.vetter@ffwll.ch
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- FBINFO_CAN_FORCE_OUTPUT has been a lie ever since we nerfed&removed
the entire panic handling code in our fbdev emulation. We might
restore kms panic output, but not through the bazillion of legacy
code layers called fbdev/fbcon, there's just no way to make that
work safely.
- With the module check change FBINFO_DEFAULT is always 0, so can be
removed too.
That removes another change to cargo-cult stuff in kms drivers, yay!
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170706125735.28299-5-daniel.vetter@ffwll.ch
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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dma_buf_ops are not supposed to change at runtime. All functions
working with dma_buf_ops provided by <linux/dma-buf.h> work with
const dma_buf_ops. So mark the non-const structs as const.
File size before:
text data bss dec hex filename
2002 112 0 2114 842 drivers/gpu/drm/udl/udl_dmabuf.o
File size After adding 'const':
text data bss dec hex filename
2114 0 0 2114 842 drivers/gpu/drm/udl/udl_dmabuf.o
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/cb4dfac90e85e2270779331f8cb10b635042bad7.1498912415.git.arvind.yadav.cs@gmail.com
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udl doesn't shut down the display, so stopping the vblank isn't going
to do much good either. Just drop it.
Cc: Dave Airlie <airlied@redhat.com>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170621082850.13224-11-daniel.vetter@ffwll.ch
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Since
commit ca8e2ad71013049bc88a10b11d83712bfe56cdd4
Author: Thierry Reding <treding@nvidia.com>
Date: Fri Apr 11 15:23:00 2014 +0200
drm: Introduce drm_dev_set_unique()
the ->set_busid callback is optional. On top of that the udl one isn't
really fully compliant with the drm uabi, but since only modesetting
ever binds to it (there's no 3d accel on udl) it doesn't matter.
Still, can't harm to aling and use the default used by everyone else.
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170524145212.27837-4-daniel.vetter@ffwll.ch
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Now that drm_[cm]alloc* helpers are simple one line wrappers around
kvmalloc_array and drm_free_large is just kvfree alias we can drop
them and replace by their native forms.
This shouldn't introduce any functional change.
Changes since v1
- fix typo in drivers/gpu//drm/etnaviv/etnaviv_gem.c - noticed by 0day
build robot
Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Michal Hocko <mhocko@suse.com>drm: drop drm_[cm]alloc* helpers
[danvet: Fixup vgem which grew another user very recently.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Christian König <christian.koenig@amd.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170517122312.GK18247@dhcp22.suse.cz
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Picking up drm-next @ 4.12-rc1 in order to apply Michal Hocko's vmalloc patch set
Signed-off-by: Sean Paul <seanpaul@chromium.org>
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With the include directives under include/drm/ fixed, this flag is
no longer needed.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1493009447-31524-28-git-send-email-yamada.masahiro@socionext.com
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Pull drm u pdates from Dave Airlie:
"This is the main drm pull request for v4.12. Apart from two fixes
pulls, everything should have been in drm-next for at least 2 weeks.
The biggest thing in here is AMD released the public headers for their
upcoming VEGA GPUs. These as always are quite a sizeable chunk of
header files. They've also added initial non-display support for those
GPUs, though they aren't available in production yet.
Otherwise it's pretty much normal.
New bridge drivers:
- megachips-stdpxxxx-ge-b850v3-fw LVDS->DP++
- generic LVDS bridge support.
Core:
- Displayport link train failure reporting to userspace
- debugfs interface cleaned up
- subsystem TODO in kerneldoc now
- Extended fbdev support (flipping and vblank wait)
- drm_platform removed
- EDP CRC support in helper
- HF-VSDB SCDC support in EDID parser
- Lots of code cleanups and header extraction
- Thunderbolt external GPU awareness
- Atomic helper improvements
- Documentation improvements
panel:
- Sitronix and Samsung new panel support
amdgpu:
- Preliminary vega10 support
- Multi-level page table support
- GPU sensor support for userspace
- PRT support for sparse buffers
- SR-IOV improvements
- Non-contig VRAM CPU mapping
i915:
- Atomic modesetting enabled by default on Gen5+
- LSPCON improvements
- Atomic state handling for cdclk
- GPU reset improvements
- In-kernel unit tests
- Geminilake improvements and color manager support
- Designware i2c fixes
- vblank evasion improvements
- Hotplug safe connector iterators
- GVT scheduler QoS support
- GVT Kabylake support
nouveau:
- Acceleration support for Pascal (GP10x).
- Rearchitecture of code handling proprietary signed firmware
- Fix GTX 970 with odd MMU configuration
- GP10B support
- GP107 acceleration support
vmwgfx:
- Atomic modesetting support for vmwgfx
omapdrm:
- Support for render nodes
- Refactor omapdss code
- Fix some probe ordering issues
- Fix too dark RGB565 rendering
sunxi:
- prelim rework for multiple pipes.
mali-dp:
- Color management support
- Plane scaling
- Power management improvements
imx-drm:
- Prefetch Resolve Engine/Gasket on i.MX6QP
- Deferred plane disabling
- Separate alpha support
mediatek:
- Mediatek SoC MT2701 support
rcar-du:
- Gen3 HDMI support
msm:
- 4k support for newer chips
- OPP bindings for gpu
- prep work for per-process pagetables
vc4:
- HDMI audio support
- fixes
qxl:
- minor fixes.
dw-hdmi:
- PHY improvements
- CSC fixes
- Amlogic GX SoC support"
* tag 'drm-for-v4.12' of git://people.freedesktop.org/~airlied/linux: (1778 commits)
drm/nouveau/fb/gf100-: Fix 32 bit wraparound in new ram detection
drm/nouveau/secboot/gm20b: fix the error return code in gm20b_secboot_tegra_read_wpr()
drm/nouveau/kms: Increase max retries in scanout position queries.
drm/nouveau/bios/bitP: check that table is long enough for optional pointers
drm/nouveau/fifo/nv40: no ctxsw for pre-nv44 mpeg engine
drm: mali-dp: use div_u64 for expensive 64-bit divisions
drm/i915: Confirm the request is still active before adding it to the await
drm/i915: Avoid busy-spinning on VLV_GLTC_PW_STATUS mmio
drm/i915/selftests: Allocate inode/file dynamically
drm/i915: Fix system hang with EI UP masked on Haswell
drm/i915: checking for NULL instead of IS_ERR() in mock selftests
drm/i915: Perform link quality check unconditionally during long pulse
drm/i915: Fix use after free in lpe_audio_platdev_destroy()
drm/i915: Use the right mapping_gfp_mask for final shmem allocation
drm/i915: Make legacy cursor updates more unsynced
drm/i915: Apply a cond_resched() to the saturated signaler
drm/i915: Park the signaler before sleeping
drm: mali-dp: Check the mclk rate and allow up/down scaling
drm: mali-dp: Enable image enhancement when scaling
drm: mali-dp: Add plane upscaling support
...
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git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu:
"Here is the crypto update for 4.12:
API:
- Add batch registration for acomp/scomp
- Change acomp testing to non-unique compressed result
- Extend algorithm name limit to 128 bytes
- Require setkey before accept(2) in algif_aead
Algorithms:
- Add support for deflate rfc1950 (zlib)
Drivers:
- Add accelerated crct10dif for powerpc
- Add crc32 in stm32
- Add sha384/sha512 in ccp
- Add 3des/gcm(aes) for v5 devices in ccp
- Add Queue Interface (QI) backend support in caam
- Add new Exynos RNG driver
- Add ThunderX ZIP driver
- Add driver for hardware random generator on MT7623 SoC"
* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (101 commits)
crypto: stm32 - Fix OF module alias information
crypto: algif_aead - Require setkey before accept(2)
crypto: scomp - add support for deflate rfc1950 (zlib)
crypto: scomp - allow registration of multiple scomps
crypto: ccp - Change ISR handler method for a v5 CCP
crypto: ccp - Change ISR handler method for a v3 CCP
crypto: crypto4xx - rename ce_ring_contol to ce_ring_control
crypto: testmgr - Allow ecb(cipher_null) in FIPS mode
Revert "crypto: arm64/sha - Add constant operand modifier to ASM_EXPORT"
crypto: ccp - Disable interrupts early on unload
crypto: ccp - Use only the relevant interrupt bits
hwrng: mtk - Add driver for hardware random generator on MT7623 SoC
dt-bindings: hwrng: Add Mediatek hardware random generator bindings
crypto: crct10dif-vpmsum - Fix missing preempt_disable()
crypto: testmgr - replace compression known answer test
crypto: acomp - allow registration of multiple acomps
hwrng: n2 - Use devm_kcalloc() in n2rng_probe()
crypto: chcr - Fix error handling related to 'chcr_alloc_shash'
padata: get_next is never NULL
crypto: exynos - Add new Exynos RNG driver
...
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Few parts of kernel define their own macro for aligning down so provide
a common define for this, with the same usage and assumptions as existing
ALIGN.
Convert also three existing implementations to this one.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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git://anongit.freedesktop.org/git/drm-misc into drm-next
drm-misc-next-fixes-2017-04-20
Core changes:
- Maintain sti via drm-misc (Vincent)
- Rename dma_buf_ops->kmap_* to avoid naming collision (Logan)
Driver changes:
- Fix UHD displays on stih407 (Vincent)
- Fix uninitialized var return in atmel-hlcdc (Dan)
* tag 'drm-misc-next-fixes-2017-04-20' of git://anongit.freedesktop.org/git/drm-misc:
dma-buf: Rename dma-ops to prevent conflict with kunmap_atomic macro
drm: atmel-hlcdc: Uninitialized return in atmel_hlcdc_create_outputs()
drm/sti: fix GDP size to support up to UHD resolution
MAINTAINERS: add drm/sti driver into drm-misc
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Seeing the kunmap_atomic dma_buf_ops share the same name with a macro
in highmem.h, the former can be aliased if any dma-buf user includes
that header.
I'm personally trying to include highmem.h inside scatterlist.h and this
breaks the dma-buf code proper.
Christoph Hellwig suggested [1] renaming it and pushing this patch ASAP.
To maintain consistency I've renamed all four of kmap* and kunmap* to be
map* and unmap*. (Even though only kmap_atomic presently conflicts.)
[1] https://www.spinics.net/lists/target-devel/msg15070.html
Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Sumit Semwal <sumit.semwal@linaro.org>
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1492630570-879-1-git-send-email-logang@deltatee.com
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Backmerge Linux 4.11-rc7 from Linus tree, to fix some
conflicts that were causing problems with the rerere cache
in drm-tip.
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On SPARC, the udl driver filled my kernel log with these messages:
[186668.910612] Kernel unaligned access at TPC[76609c] udl_render_hline+0x13c/0x3a0
Use put_unaligned_be16 to avoid them. On x86 this results in the same
code, but on SPARC the compiler emits two single-byte stores.
Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Acked-by: David Airlie <airlied@linux.ie>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20170407200229.20642-1-j.neuschaefer@gmx.net
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Again just going through the motions, no functional changes in here.
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Eric Anholt <eric@anholt.net>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>t
Link: http://patchwork.freedesktop.org/patch/msgid/20170322215058.8671-12-daniel.vetter@ffwll.ch
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Pointer for Markus's image conversion work.
We need this so we can merge all the pretty drm graphs for 4.12.
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
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->fault(), ->page_mkwrite(), and ->pfn_mkwrite() calls do not need to
take a vma and vmf parameter when the vma already resides in vmf.
Remove the vma parameter to simplify things.
[arnd@arndb.de: fix ARM build]
Link: http://lkml.kernel.org/r/20170125223558.1451224-1-arnd@arndb.de
Link: http://lkml.kernel.org/r/148521301778.19116.10840599906674778980.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Theodore Ts'o <tytso@mit.edu>
Cc: Darrick J. Wong <darrick.wong@oracle.com>
Cc: Matthew Wilcox <mawilcox@microsoft.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Jan Kara <jack@suse.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Noticed that everyone duplicates the same logic here and we could safe
a few lines per driver. Yay for lots of drivers to make such tiny
refactors worth-while!
v2: Forgot to git add everything :(
v3: Actually remove release_fbi (Sean, Emil, Chris) ...
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: Noralf Trønnes <noralf@tronnes.org>
Cc: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170207161603.17611-1-daniel.vetter@ffwll.ch
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Instead of receiving the num_crts as a parameter, we can read it
directly from the mode_config structure. I audited the drivers that
invoke this helper and I believe all of them initialize the mode_config
struct accordingly, prior to calling the fb_helper.
I used the following coccinelle hack to make this transformation, except
for the function headers and comment updates. The first and second
rules are split because I couldn't find a way to remove the unused
temporary variables at the same time I removed the parameter.
// <smpl>
@r@
expression A,B,D,E;
identifier C;
@@
(
- drm_fb_helper_init(A,B,C,D)
+ drm_fb_helper_init(A,B,D)
|
- drm_fbdev_cma_init_with_funcs(A,B,C,D,E)
+ drm_fbdev_cma_init_with_funcs(A,B,D,E)
|
- drm_fbdev_cma_init(A,B,C,D)
+ drm_fbdev_cma_init(A,B,D)
)
@@
expression A,B,C,D,E;
@@
(
- drm_fb_helper_init(A,B,C,D)
+ drm_fb_helper_init(A,B,D)
|
- drm_fbdev_cma_init_with_funcs(A,B,C,D,E)
+ drm_fbdev_cma_init_with_funcs(A,B,D,E)
|
- drm_fbdev_cma_init(A,B,C,D)
+ drm_fbdev_cma_init(A,B,D)
)
@@
identifier r.C;
type T;
expression V;
@@
- T C;
<...
when != C
- C = V;
...>
// </smpl>
Changes since v1:
- Rebased on top of the tip of drm-misc-next.
- Remove mention to sti since a proper fix got merged.
Suggested-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.co.uk>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170202162640.27261-1-krisman@collabora.co.uk
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git://anongit.freedesktop.org/git/drm-misc into drm-next
Back to regular -misc pulls with reasonable sizes:
- dma_fence error clarification (Chris)
- drm_crtc_from_index helper (Shawn), pile more patches on the m-l to roll
this out to drivers
- mmu-less support for fbdev helpers from Benjamin
- piles of kerneldoc work
- some polish for crc support from Tomeu and Benjamin
- odd misc stuff all over
* tag 'drm-misc-next-2017-01-09' of git://anongit.freedesktop.org/git/drm-misc: (48 commits)
dma-fence: Introduce drm_fence_set_error() helper
dma-fence: Wrap querying the fence->status
dma-fence: Clear fence->status during dma_fence_init()
drm: fix compilations issues introduced by "drm: allow to use mmuless SoC"
drm: Change the return type of the unload hook to void
drm: add more document for drm_crtc_from_index()
drm: remove useless parameters from drm_pick_cmdline_mode function
drm: crc: Call wake_up_interruptible() each time there is a new CRC entry
drm: allow to use mmuless SoC
drm: compile drm_vm.c only when needed
fbmem: add a default get_fb_unmapped_area function
drm: crc: Wait for a frame before returning from open()
drm: Move locking into drm_debugfs_crtc_crc_add
drm/imx: imx-tve: Remove unused variable
Revert "drm: nouveau: fix build when LEDS_CLASS=m"
drm: Add kernel-doc for drm_crtc_commit_get/put
drm/atomic: Fix outdated comment.
drm: reference count event->completion
gpu: drm: mgag200: mgag200_main:- Handle error from pci_iomap
drm: Document deprecated load/unload hook
...
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The integer returned by the unload hook is ignored by the drm core, so
let's make it void.
This patch was created using the following Coccinelle semantic script
(except for the declaration and comment in drm_drv.h):
Compile-tested only.
// <smpl>
@ get_name @
struct drm_driver drv;
identifier fn;
@@
drv.unload = fn;
@ replace_type @
identifier get_name.fn;
@@
- int
+ void
fn (...)
{
...
}
@ remove_return_param @
identifier get_name.fn;
@@
void fn (...)
{
<...
if (...)
return
- ...
;
...>
}
@ drop_final_return @
identifier get_name.fn;
@@
void fn (...)
{
...
- return 0;
}
// </smpl>
Suggested-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.co.uk>
Acked-by: Christian König <christian.koenig@amd.com>.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170106175731.29196-1-krisman@collabora.co.uk
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git://anongit.freedesktop.org/git/drm-misc into drm-next
First -misc pull for 4.11:
- drm_mm rework + lots of selftests (Chris Wilson)
- new connector_list locking+iterators
- plenty of kerneldoc updates
- format handling rework from Ville
- atomic helper changes from Maarten for better plane corner-case handling
in drivers, plus the i915 legacy cursor patch that needs this
- bridge cleanup from Laurent
- plus plenty of small stuff all over
- also contains a merge of the 4.10 docs tree so that we could apply the
dma-buf kerneldoc patches
It's a lot more than usual, but due to the merge window blackout it also
covers about 4 weeks, so all in line again on a per-week basis. The more
annoying part with no pull request for 4 weeks is managing cross-tree
work. The -intel pull request I'll follow up with does conflict quite a
bit with -misc here. Longer-term (if drm-misc keeps growing) a
drm-next-queued to accept pull request for the next merge window during
this time might be useful.
I'd also like to backmerge -rc2+this into drm-intel next week, we have
quite a pile of patches waiting for the stuff in here.
* tag 'drm-misc-next-2016-12-30' of git://anongit.freedesktop.org/git/drm-misc: (126 commits)
drm: Add kerneldoc markup for new @scan parameters in drm_mm
drm/mm: Document locking rules
drm: Use drm_mm_insert_node_in_range_generic() for everyone
drm: Apply range restriction after color adjustment when allocation
drm: Wrap drm_mm_node.hole_follows
drm: Apply tight eviction scanning to color_adjust
drm: Simplify drm_mm scan-list manipulation
drm: Optimise power-of-two alignments in drm_mm_scan_add_block()
drm: Compute tight evictions for drm_mm_scan
drm: Fix application of color vs range restriction when scanning drm_mm
drm: Unconditionally do the range check in drm_mm_scan_add_block()
drm: Rename prev_node to hole in drm_mm_scan_add_block()
drm: Fix O= out-of-tree builds for selftests
drm: Extract struct drm_mm_scan from struct drm_mm
drm: Add asserts to catch overflow in drm_mm_init() and drm_mm_init_scan()
drm: Simplify drm_mm_clean()
drm: Detect overflow in drm_mm_reserve_node()
drm: Fix kerneldoc for drm_mm_scan_remove_block()
drm: Promote drm_mm alignment to u64
drm: kselftest for drm_mm and restricted color eviction
...
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Replace uses of fb->bits_per_pixel with fb->format->cpp[0]*8.
Less duplicated information is a good thing.
Note that I didn't put parens around the cpp*8 in the below cocci script,
on account of not wanting spurious parens all over the place. Instead I
did the unsafe way, and tried to look over the entire diff to spot if
any dangerous expressions were produced. I didn't see any.
There are some cases where previously the code did X*bpp/8, so the
division happened after the multiplication. Those are now just X*cpp
so the division effectively happens before the multiplication,
but that is perfectly fine since bpp is always a multiple of 8.
@@
struct drm_framebuffer *FB;
expression E;
@@
drm_helper_mode_fill_fb_struct(...) {
...
- FB->bits_per_pixel = E;
...
}
@@
struct drm_framebuffer *FB;
expression E;
@@
i9xx_get_initial_plane_config(...) {
...
- FB->bits_per_pixel = E;
...
}
@@
struct drm_framebuffer *FB;
expression E;
@@
ironlake_get_initial_plane_config(...) {
...
- FB->bits_per_pixel = E;
...
}
@@
struct drm_framebuffer *FB;
expression E;
@@
skylake_get_initial_plane_config(...) {
...
- FB->bits_per_pixel = E;
...
}
@@
struct drm_framebuffer FB;
expression E;
@@
(
- E * FB.bits_per_pixel / 8
+ E * FB.format->cpp[0]
|
- FB.bits_per_pixel / 8
+ FB.format->cpp[0]
|
- E * FB.bits_per_pixel >> 3
+ E * FB.format->cpp[0]
|
- FB.bits_per_pixel >> 3
+ FB.format->cpp[0]
|
- (FB.bits_per_pixel + 7) / 8
+ FB.format->cpp[0]
|
- FB.bits_per_pixel
+ FB.format->cpp[0] * 8
|
- FB.format->cpp[0] * 8 != 8
+ FB.format->cpp[0] != 1
)
@@
struct drm_framebuffer *FB;
expression E;
@@
(
- E * FB->bits_per_pixel / 8
+ E * FB->format->cpp[0]
|
- FB->bits_per_pixel / 8
+ FB->format->cpp[0]
|
- E * FB->bits_per_pixel >> 3
+ E * FB->format->cpp[0]
|
- FB->bits_per_pixel >> 3
+ FB->format->cpp[0]
|
- (FB->bits_per_pixel + 7) / 8
+ FB->format->cpp[0]
|
- FB->bits_per_pixel
+ FB->format->cpp[0] * 8
|
- FB->format->cpp[0] * 8 != 8
+ FB->format->cpp[0] != 1
)
@@
struct drm_plane_state *state;
expression E;
@@
(
- E * state->fb->bits_per_pixel / 8
+ E * state->fb->format->cpp[0]
|
- state->fb->bits_per_pixel / 8
+ state->fb->format->cpp[0]
|
- E * state->fb->bits_per_pixel >> 3
+ E * state->fb->format->cpp[0]
|
- state->fb->bits_per_pixel >> 3
+ state->fb->format->cpp[0]
|
- (state->fb->bits_per_pixel + 7) / 8
+ state->fb->format->cpp[0]
|
- state->fb->bits_per_pixel
+ state->fb->format->cpp[0] * 8
|
- state->fb->format->cpp[0] * 8 != 8
+ state->fb->format->cpp[0] != 1
)
@@
@@
- (8 * 8)
+ 8 * 8
@@
struct drm_framebuffer FB;
@@
- (FB.format->cpp[0])
+ FB.format->cpp[0]
@@
struct drm_framebuffer *FB;
@@
- (FB->format->cpp[0])
+ FB->format->cpp[0]
@@
@@
struct drm_framebuffer {
...
- int bits_per_pixel;
...
};
v2: Clean up the 'cpp*8 != 8' and '(8 * 8)' cases (Laurent)
v3: Adjusted the semantic patch a bit and regenerated due to code
changes
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com> (v1)
Link: http://patchwork.freedesktop.org/patch/msgid/1481751140-18352-1-git-send-email-ville.syrjala@linux.intel.com
|
|
Replace uses of fb->depth with fb->format->depth. Less duplicate
information is a good thing.
@@
struct drm_framebuffer *fb;
expression E;
@@
drm_helper_mode_fill_fb_struct(...) {
...
- fb->depth = E;
...
}
@@
struct nouveau_framebuffer *fb;
@@
- fb->base.depth
+ fb->base.format->depth
@@
struct drm_framebuffer fb;
@@
- fb.depth
+ fb.format->depth
@@
struct drm_framebuffer *fb;
@@
- fb->depth
+ fb->format->depth
@@
struct drm_framebuffer fb;
@@
- (fb.format->depth)
+ fb.format->depth
@@
struct drm_framebuffer *fb;
@@
- (fb->format->depth)
+ fb->format->depth
@@
@@
struct drm_framebuffer {
...
- unsigned int depth;
...
};
v2: Drop the vmw stuff (Daniel)
Rerun spatch due to code changes
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1481751095-18249-1-git-send-email-ville.syrjala@linux.intel.com
|
|
Pass the drm_device to drm_helper_mode_fill_fb_struct() so that we can
populate fb->dev early. Will make it easier to use the fb before we
register it.
@@
identifier fb, mode_cmd;
@@
void drm_helper_mode_fill_fb_struct(
+ struct drm_device *dev,
struct drm_framebuffer *fb,
const struct drm_mode_fb_cmd2 *mode_cmd
);
@@
identifier fb, mode_cmd;
@@
void drm_helper_mode_fill_fb_struct(
+ struct drm_device *dev,
struct drm_framebuffer *fb,
const struct drm_mode_fb_cmd2 *mode_cmd
)
{ ... }
@@
function func;
identifier dev;
expression E1, E2;
@@
func(struct drm_device *dev, ...)
{
...
drm_helper_mode_fill_fb_struct(
+ dev,
E1, E2);
...
}
@@
expression E1, E2;
@@
drm_helper_mode_fill_fb_struct(
+ dev,
E1, E2);
v2: Rerun spatch due to code changes
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1481748539-18283-1-git-send-email-ville.syrjala@linux.intel.com
|
|
Every single user of vmf->virtual_address typed that entry to unsigned
long before doing anything with it so the type of virtual_address does
not really provide us any additional safety. Just use masked
vmf->address which already has the appropriate type.
Link: http://lkml.kernel.org/r/1479460644-25076-3-git-send-email-jack@suse.cz
Signed-off-by: Jan Kara <jack@suse.cz>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
|
|
drm/virtio: fix busid in a different way, allocate more vbufs.
drm/qxl: various bugfixes and cleanups,
* tag 'drm-qemu-20161121' of git://git.kraxel.org/linux: (224 commits)
drm/virtio: allocate some extra bufs
qxl: Allow resolution which are not multiple of 8
qxl: Don't notify userspace when monitors config is unchanged
qxl: Remove qxl_bo_init() return value
qxl: Call qxl_gem_{init, fini}
qxl: Add missing '\n' to qxl_io_log() call
qxl: Remove unused prototype
qxl: Mark some internal functions as static
Revert "drm: virtio: reinstate drm_virtio_set_busid()"
drm/virtio: fix busid regression
drm: re-export drm_dev_set_unique
Linux 4.9-rc5
gp8psk: Fix DVB frontend attach
gp8psk: fix gp8psk_usb_in_op() logic
dvb-usb: move data_mutex to struct dvb_usb_device
iio: maxim_thermocouple: detect invalid storage size in read()
aoe: fix crash in page count manipulation
lightnvm: invalid offset calculation for lba_shift
Kbuild: enable -Wmaybe-uninitialized warnings by default
pcmcia: fix return value of soc_pcmcia_regulator_set
...
|
|
Cc: Dave Airlie <airlied@redhat.com>
Signed-off-by: Stefan Christ <contact@stefanchrist.eu>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1479078208-25221-14-git-send-email-contact@stefanchrist.eu
|
|
Thou shall not send control msg from the stack,
does that mean I can send it from the RO memory area?
and it looks like the answer is no, so here's
v2 which kmemdups.
Reported-by: poma
Tested-by: poma <poma@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
|
|
If we define drm_compat_ioctl NULL on CONFIG_COMPAT=n, we don't have to
check for the config everywhere.
Reviewed-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1478014844-27454-1-git-send-email-jani.nikula@intel.com
|
|
Pull drm updates from Dave Airlie:
"Core:
- Fence destaging work
- DRIVER_LEGACY to split off legacy drm drivers
- drm_mm refactoring
- Splitting drm_crtc.c into chunks and documenting better
- Display info fixes
- rbtree support for prime buffer lookup
- Simple VGA DAC driver
Panel:
- Add Nexus 7 panel
- More simple panels
i915:
- Refactoring GEM naming
- Refactored vma/active tracking
- Lockless request lookups
- Better stolen memory support
- FBC fixes
- SKL watermark fixes
- VGPU improvements
- dma-buf fencing support
- Better DP dongle support
amdgpu:
- Powerplay for Iceland asics
- Improved GPU reset support
- UVD/VEC powergating support for CZ/ST
- Preinitialised VRAM buffer support
- Virtual display support
- Initial SI support
- GTT rework
- PCI shutdown callback support
- HPD IRQ storm fixes
amdkfd:
- bugfixes
tilcdc:
- Atomic modesetting support
mediatek:
- AAL + GAMMA engine support
- Hook up gamma LUT
- Temporal dithering support
imx:
- Pixel clock from devicetree
- drm bridge support for LVDS bridges
- active plane reconfiguration
- VDIC deinterlacer support
- Frame synchronisation unit support
- Color space conversion support
analogix:
- PSR support
- Better panel on/off support
rockchip:
- rk3399 vop/crtc support
- PSR support
vc4:
- Interlaced vblank timing
- 3D rendering CPU overhead reduction
- HDMI output fixes
tda998x:
- HDMI audio ASoC support
sunxi:
- Allwinner A33 support
- better TCON support
msm:
- DT binding cleanups
- Explicit fence-fd support
sti:
- remove sti415/416 support
etnaviv:
- MMUv2 refactoring
- GC3000 support
exynos:
- Refactoring HDMI DCC/PHY
- G2D pm regression fix
- Page fault issues with wait for vblank
There is no nouveau work in this tree, as Ben didn't get a pull
request in, and he was fighting moving to atomic and adding mst
support, so maybe best it waits for a cycle"
* tag 'drm-for-v4.9' of git://people.freedesktop.org/~airlied/linux: (1412 commits)
drm/crtc: constify drm_crtc_index parameter
drm/i915: Fix conflict resolution from backmerge of v4.8-rc8 to drm-next
drm/i915/guc: Unwind GuC workqueue reservation if request construction fails
drm/i915: Reset the breadcrumbs IRQ more carefully
drm/i915: Force relocations via cpu if we run out of idle aperture
drm/i915: Distinguish last emitted request from last submitted request
drm/i915: Allow DP to work w/o EDID
drm/i915: Move long hpd handling into the hotplug work
drm/i915/execlists: Reinitialise context image after GPU hang
drm/i915: Use correct index for backtracking HUNG semaphores
drm/i915: Unalias obj->phys_handle and obj->userptr
drm/i915: Just clear the mmiodebug before a register access
drm/i915/gen9: only add the planes actually affected by ddb changes
drm/i915: Allow PCH DPLL sharing regardless of DPLL_SDVO_HIGH_SPEED
drm/i915/bxt: Fix HDMI DPLL configuration
drm/i915/gen9: fix the watermark res_blocks value
drm/i915/gen9: fix plane_blocks_per_line on watermarks calculations
drm/i915/gen9: minimum scanlines for Y tile is not always 4
drm/i915/gen9: fix the WaWmMemoryReadLatency implementation
drm/i915/kbl: KBL also needs to run the SAGV code
...
|
|
dma_buf may live a long time, longer than the last direct user of the
driver. We already hold a reference to the owner module (that prevents
the object code from disappearing), but there is no reference to the
drm_dev - so the pointers to the driver backend themselves may vanish.
v2: Resist temptation to fix the bug in armada_gem.c not setting the
correct flags on the exported dma-buf (it should pass the flags through
and not be arbitrarily setting O_RDWR).
Use a common wrapper for exporting the dmabuf and acquiring the
reference to the drm_device.
Testcase: igt/vgem_basic/unload
Suggested-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Petri Latvala <petri.latvala@intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: stable@vger.kernel.org
Tested-by: Petri Latvala <petri.latvala@intel.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20161005122145.1507-2-chris@chris-wilson.co.uk
|
|
The udl damage handler is supposed to render 'height' lines, but its
iterator has an obvious typo that makes it miss most lines if the
rectangle does not cover 0/0.
Fix the damage handler to correctly render all lines.
This is a fallout from:
commit e375882406d0cc24030746638592004755ed4ae0
Author: Noralf Trønnes <noralf@tronnes.org>
Date: Thu Apr 28 17:18:37 2016 +0200
drm/udl: Use drm_fb_helper deferred_io support
Tested-by: poma <poma@gmail.com>
Cc: stable@vger.kernel.org # 4.7+
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Eric Engestrom <eric.engestrom@imgtec.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
|
|
There are many reasons other than ENOMEM that drm_dev_init() can
fail. Return ERR_PTR rather than NULL to be able to distinguish
these in the caller.
Signed-off-by: Tom Gundersen <teg@jklm.no>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20160921145919.13754-2-teg@jklm.no
|
|
The usb_driver suspend and resume function pointers must be populated
to prevent forced unbinding of USB interface driver. See usb/core/driver.c:
unbind_no_pm_drivers_interfaces().
Restore mode and damage the entire frame buffer upon resume.
TEST=suspend and resume with the same UDL device connected
TEST=suspend with UDL, unplug UDL and resume
TEST=suspend with UDL, unplug and connect another UDL device then resume
Signed-off-by: Haixia Shi <hshi@chromium.org>
Reviewed-by: Stéphane Marchesin <marcheu@chromium.org>
[seanpaul fixed checkpatch warnings and gave marcheu his é back]
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1472593821-38429-2-git-send-email-hshi@chromium.org
|
|
For reasons that entirely elude me fb.h exposes all the structures,
even when it is not enabled. Except for special stuff like fb_defio.
Which means all the drivers which haven't yet switched over to the
defio support in the helpers and still roll their own, will fail
to compile when fbdev emulation is disabled. Protect just those
bits, as a gnarly reminder that conversion to the core defio helpers
would be good.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1470847958-28465-6-git-send-email-daniel.vetter@ffwll.ch
Signed-off-by: Dave Airlie <airlied@redhat.com>
|
|
Lift configuration command from udlfb. This appears to be essential for
at least a Rextron VCUD-60, without which no URB communication occurs.
Signed-off-by: Jamie Lentin <jm@lentin.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1471904254-26545-1-git-send-email-jm@lentin.co.uk
|
|
It was added way back together with the dirty_fb ioctl, but neither
generic xfree86-modesetting nor the vmware driver use it. Everyone is
supposed to just unconditionally call the dirtyfb when they do
frontbuffer rendering.
And since unused uabi is bad uabi (there's reasons we require open
source userspace for everything) let's nuke this.
For reference see
commit 884840aa3ce3214259e69557be5b4ce0d781ffa4
Author: Jakob Bornecrantz <jakob@vmware.com>
Date: Thu Dec 3 23:25:47 2009 +0000
drm: Add dirty ioctl and property
Cc: Jakob Bornecrantz <jakob@vmware.com>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Sinclair Yeh <syeh@vmware.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Acked-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1471034937-651-9-git-send-email-daniel.vetter@ffwll.ch
|
|
For reasons that entirely elude me fb.h exposes all the structures,
even when it is not enabled. Except for special stuff like fb_defio.
Which means all the drivers which haven't yet switched over to the
defio support in the helpers and still roll their own, will fail
to compile when fbdev emulation is disabled. Protect just those
bits, as a gnarly reminder that conversion to the core defio helpers
would be good.
Cc: Dave Airlie <airlied@redhat.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1470847958-28465-6-git-send-email-daniel.vetter@ffwll.ch
|
|
Currently enabling USB DisplayLink DRM support automatically pulls
in fbdev dependency. However this dep is unnecessary since
DRM core already handles this for us (DRM_FBDEV_EMULATION).
Signed-off-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1468586897-32298-17-git-send-email-tjakobi@math.uni-bielefeld.de
|
|
Rather than manually perform our unregistration actions before shutting
down the device, move them to drm_unplug_dev().
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Alexey Brodkin <Alexey.Brodkin@synopsys.com>
Cc: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1466778982-6974-4-git-send-email-chris@chris-wilson.co.uk
|
|
Replace the legacy drm_send_vblank_event() with the new helper function.
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1465224105-21485-5-git-send-email-gustavo@padovan.org
|
|
drm_gem_object_lookup() has never required the drm_device for its file
local translation of the user handle to the GEM object. Let's remove the
unused parameter and save some space.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: dri-devel@lists.freedesktop.org
Cc: Dave Airlie <airlied@redhat.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
[danvet: Fixup kerneldoc too.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
|
|
Use the fbdev deferred io support in drm_fb_helper.
The (struct fb_ops *)->fb_{fillrect,copyarea,imageblit} functions will
now schedule a worker instead of being flushed directly like it was
previously (recorded when in atomic).
This patch has only been compile tested.
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Tested-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1461856717-6476-8-git-send-email-noralf@tronnes.org
|
|
Now that drm_fb_helper gets deferred io support, the
drm_fb_helper_sys_{fillrect,copyarea,imageblit} functions will schedule
a worker that will call the (struct drm_framebuffer *)->funcs->dirty()
function. This will break this driver so use the
sys_{fillrect,copyarea,imageblit} functions directly.
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1461856717-6476-2-git-send-email-noralf@tronnes.org
|
|
git://anongit.freedesktop.org/drm-intel into drm-next
* tag 'topic/drm-misc-2016-04-01' of git://anongit.freedesktop.org/drm-intel:
drm: Add new DCS commands in the enum list
drm: Make uapi headers C89 pendantic compliant
drm/atomic: export drm_atomic_helper_wait_for_fences()
drm: Untangle __KERNEL__ guards
drm: Move DRM_MODE_OBJECT_* to uapi headers
drm: align #include directives with libdrm in uapi headers
drm: Make drm.h uapi header safe for C++
vgacon: dummy implementation for vgacon_text_force
drm/sysfs: Nuke TV/DVI property files
drm/ttm: Remove TTM_HAS_AGP
drm: bridge/dw-hdmi: Remove pre_enable/post_disable dummy funcs
Revert "drm: Don't pass negative delta to ktime_sub_ns()"
drm/atmel: Fixup drm_connector_/unplug/unregister/_all
drm: Rename drm_connector_unplug_all() to drm_connector_unregister_all()
drm: bridge: Make (pre/post) enable/disable callbacks optional
|