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2017-05-03Merge tag 'drm-for-v4.12' of git://people.freedesktop.org/~airlied/linuxLinus Torvalds3-9/+7
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 ...
2017-05-02Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds1-1/+1
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 ...
2017-04-21linux/kernel.h: Add ALIGN_DOWN macroKrzysztof Kozlowski1-1/+1
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>
2017-04-21Merge tag 'drm-misc-next-fixes-2017-04-20' of git://anongit.freedesktop.org/git/drm-misc into drm-nextDave Airlie1-4/+4
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
2017-04-20dma-buf: Rename dma-ops to prevent conflict with kunmap_atomic macroLogan Gunthorpe1-4/+4
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
2017-04-19Merge tag 'v4.11-rc7' into drm-nextDave Airlie1-1/+2
Backmerge Linux 4.11-rc7 from Linus tree, to fix some conflicts that were causing problems with the rerere cache in drm-tip.
2017-04-11drm/udl: Fix unaligned memory access in udl_render_hlineJonathan Neuschäfer1-1/+2
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
2017-03-29drm: Add acquire ctx parameter to ->page_flip(_target)Daniel Vetter1-1/+2
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
2017-03-14Merge tag 'doc-4.11-images' of git://git.lwn.net/linux into drm-misc-nextDaniel Vetter2-2/+3
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>
2017-02-24mm, fs: reduce fault, page_mkwrite, and pfn_mkwrite to take only vmfDave Jiang2-2/+3
->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>
2017-02-07drm/fb-helper: Automatically clean up fb_infoDaniel Vetter1-4/+1
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
2017-02-02drm: Rely on mode_config data for fb_helper initializationGabriel Krisman Bertazi1-2/+1
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
2017-01-10Merge tag 'drm-misc-next-2017-01-09' of git://anongit.freedesktop.org/git/drm-misc into drm-nextDave Airlie2-3/+2
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 ...
2017-01-09drm: Change the return type of the unload hook to voidGabriel Krisman Bertazi2-3/+2
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
2017-01-09Merge tag 'drm-misc-next-2016-12-30' of git://anongit.freedesktop.org/git/drm-misc into drm-nextDave Airlie1-3/+3
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 ...
2016-12-15drm: Nuke fb->bits_per_pixelVille Syrjälä1-1/+1
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
2016-12-15drm: Nuke fb->depthVille Syrjälä1-1/+1
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
2016-12-15drm: Pass 'dev' to drm_helper_mode_fill_fb_struct()Ville Syrjälä1-1/+1
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
2016-12-14mm: use vmf->address instead of of vmf->virtual_addressJan Kara1-3/+2
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>
2016-11-30Merge tag 'drm-qemu-20161121' of git://git.kraxel.org/linux into drm-nextDave Airlie1-5/+11
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 ...
2016-11-14drm/udl: use DRM_FB_HELPER_DEFAULT_OPS for fb_opsStefan Christ1-7/+1
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
2016-11-11drm/udl: make control msg static const. (v2)Dave Airlie1-5/+11
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>
2016-11-02drm: define drm_compat_ioctl NULL on CONFIG_COMPAT=n and reduce #ifdefsJani Nikula1-2/+0
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
2016-10-11Merge tag 'drm-for-v4.9' of git://people.freedesktop.org/~airlied/linuxLinus Torvalds6-8/+60
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 ...
2016-10-05drm/prime: Take a ref on the drm_dev when exporting a dma_bufChris Wilson1-1/+1
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
2016-09-28drm/udl: fix line iterator in damage handlingDavid Herrmann1-1/+1
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>
2016-09-22drm: Don't swallow error codes in drm_dev_alloc()Tom Gundersen1-2/+2
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
2016-09-06drm/udl: implement usb_driver suspend/resume.Haixia Shi3-0/+32
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
2016-08-26drm: Protect fb_defio in drivers with CONFIG_KMS_FBDEV_EMULATIONDaniel Vetter1-0/+4
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>
2016-08-23drm/udl: Ensure channel is selected before using the device.Jamie Lentin1-0/+25
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
2016-08-16drm/kms: Nuke dirty_info propertyDaniel Vetter2-5/+0
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
2016-08-12drm: Protect fb_defio in drivers with CONFIG_KMS_FBDEV_EMULATIONDaniel Vetter1-0/+4
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
2016-07-18drm/udl: make fbdev support really optionalTobias Jakobi1-5/+0
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
2016-07-12drm/udl: Unplugging a device now unregisters itChris Wilson1-1/+0
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
2016-06-06drm/udl: use drm_crtc_send_vblank_event()Gustavo Padovan1-1/+1
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
2016-05-17drm: Remove unused drm_device from drm_gem_object_lookup()Chris Wilson2-2/+2
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>
2016-05-02drm/udl: Use drm_fb_helper deferred_io supportNoralf Trønnes2-136/+6
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
2016-05-02drm/udl: Change drm_fb_helper_sys_*() calls to sys_*()Noralf Trønnes1-3/+3
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
2016-04-06Merge tag 'topic/drm-misc-2016-04-01' of git://anongit.freedesktop.org/drm-intel into drm-nextDave Airlie1-1/+1
* 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
2016-04-01drm/udl: Use unlocked gem unreferencingDaniel Vetter2-2/+2
For drm_gem_object_unreference callers are required to hold dev->struct_mutex, which these paths don't. Enforcing this requirement has become a bit more strict with commit ef4c6270bf2867e2f8032e9614d1a8cfc6c71663 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Thu Oct 15 09:36:25 2015 +0200 drm/gem: Check locking in drm_gem_object_unreference Cc: stable@vger.kernel.org Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2016-03-29drm: Rename drm_connector_unplug_all() to drm_connector_unregister_all()Alexey Brodkin1-1/+1
Current name is a bit misleading because what that helper function really does it calls drm_connector_unregister() for all connectors. This all has nothing to do with hotplugging so let's name things properly. And while at it remove potentially dangerous locking around drm_connector_unregister() in rcar_du_remove() as mentioned in kerneldoc for drm_connector_unregister_all(). Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com> Cc: Daniel Vetter <daniel@ffwll.ch> Cc: David Airlie <airlied@linux.ie> Cc: Boris Brezillon <boris.brezillon@free-electrons.com> Cc: linux-renesas-soc@vger.kernel.org Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1458722577-20283-2-git-send-email-abrodkin@synopsys.com
2016-03-19dma-buf, drm, ion: Propagate error code from dma_buf_start_cpu_access()Chris Wilson1-2/+2
Drivers, especially i915.ko, can fail during the initial migration of a dma-buf for CPU access. However, the error code from the driver was not being propagated back to ioctl and so userspace was blissfully ignorant of the failure. Rendering corruption ensues. Whilst fixing the ioctl to return the error code from dma_buf_start_cpu_access(), also do the same for dma_buf_end_cpu_access(). For most drivers, dma_buf_end_cpu_access() cannot fail. i915.ko however, as most drivers would, wants to avoid being uninterruptible (as would be required to guarrantee no failure when flushing the buffer to the device). As userspace already has to handle errors from the SYNC_IOCTL, take advantage of this to be able to restart the syscall across signals. This fixes a coherency issue for i915.ko as well as reducing the uninterruptible hold upon its BKL, the struct_mutex. Fixes commit c11e391da2a8fe973c3c2398452000bed505851e Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Thu Feb 11 20:04:51 2016 -0200 dma-buf: Add ioctls to allow userspace to flush Testcase: igt/gem_concurrent_blit/*dmabuf*interruptible Testcase: igt/prime_mmap_coherency/ioctl-errors Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Tiago Vignatti <tiago.vignatti@intel.com> Cc: Stéphane Marchesin <marcheu@chromium.org> Cc: David Herrmann <dh.herrmann@gmail.com> Cc: Sumit Semwal <sumit.semwal@linaro.org> Cc: Daniel Vetter <daniel.vetter@intel.com> CC: linux-media@vger.kernel.org Cc: dri-devel@lists.freedesktop.org Cc: linaro-mm-sig@lists.linaro.org Cc: intel-gfx@lists.freedesktop.org Cc: devel@driverdev.osuosl.org Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1458331359-2634-1-git-send-email-chris@chris-wilson.co.uk
2016-03-04drm/udl: removed optional dummy crtc mode_fixup function.Carlos Palminha1-9/+0
This patch set nukes all the dummy crtc mode_fixup implementations. (made on top of Daniel topic/drm-misc branch) Signed-off-by: Carlos Palminha <palminha@synopsys.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/11327d1a3c3b6623064f6d82efa96e7993f77f38.1455630967.git.palminha@synopsys.com
2016-02-17drm/udl: Use module_usb_driverAmitoj Kaur Chawla1-13/+1
Macro module_usb_driver is used for drivers whose init and exit paths only register and unregister to usb API. So remove boilerplate code to make code simpler by using module_usb_driver. This change was made with the help of the following Coccinelle semantic patch: //<smpl> @a@ identifier f, x; @@ -static f(...) { return usb_register(&x); } @b depends on a@ identifier e, a.x; @@ -static e(...) { usb_deregister(&x); } @c depends on a && b@ identifier a.f; declarer name module_init; @@ -module_init(f); @d depends on a && b && c@ identifier b.e, a.x; declarer name module_exit; declarer name module_usb_driver; @@ -module_exit(e); +module_usb_driver(x); //</smpl> Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/20160217121327.GA29682@amitoj-Inspiron-3542
2016-02-16drm/udl: removed optional dummy encoder mode_fixup function.Carlos Palminha1-8/+0
mode_fixup function for encoder drivers became optional with patch http://patchwork.freedesktop.org/patch/msgid/1455106522-32307-1-git-send-email-palminha@synopsys.com This patch set nukes all the dummy mode_fixup implementations. (made on top of Daniel topic/drm-misc branch) Signed-off-by: Carlos Palminha <palminha@synopsys.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/a7ebfb6c6c333056d0a77d2684c539107ee63589.1455540137.git.palminha@synopsys.com
2016-02-09dma-buf: Remove range-based flushTiago Vignatti1-2/+0
This patch removes range-based information used for optimizations in begin_cpu_access and end_cpu_access. We don't have any user nor implementation using range-based flush. It seems a consensus that if we ever want something like that again (or even more robust using 2D, 3D sub-range regions) we can use the upcoming dma-buf sync ioctl for such. Cc: Sumit Semwal <sumit.semwal@linaro.org> Cc: Daniel Vetter <daniel.vetter@intel.com> Signed-off-by: Tiago Vignatti <tiago.vignatti@intel.com> Reviewed-by: Stéphane Marchesin <marcheu@chromium.org> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1450820214-12509-3-git-send-email-tiago.vignatti@intel.com
2015-12-15drm/udl: Constify function pointer structsVille Syrjälä2-3/+3
Moves a bunch of junk to .rodata from .data. drivers/gpu/drm/udl/udl.ko: -.text 11336 +.text 11332 -.rodata 560 +.rodata 684 -.data 696 +.data 572 Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com> Link: http://patchwork.freedesktop.org/patch/msgid/1450178476-26284-27-git-send-email-boris.brezillon@free-electrons.com Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-12-11drm: Pass 'name' to drm_encoder_init()Ville Syrjälä1-1/+2
Done with coccinelle for the most part. However, it thinks '...' is part of the semantic patch, so I put an 'int DOTDOTDOT' placeholder in its place and got rid of it with sed afterwards. @@ identifier dev, encoder, funcs; @@ int drm_encoder_init(struct drm_device *dev, struct drm_encoder *encoder, const struct drm_encoder_funcs *funcs, int encoder_type + ,const char *name, int DOTDOTDOT ) { ... } @@ identifier dev, encoder, funcs; @@ int drm_encoder_init(struct drm_device *dev, struct drm_encoder *encoder, const struct drm_encoder_funcs *funcs, int encoder_type + ,const char *name, int DOTDOTDOT ); @@ expression E1, E2, E3, E4; @@ drm_encoder_init(E1, E2, E3, E4 + ,NULL ) v2: Add ', or NULL...' to @name kernel doc (Jani) Annotate the function with __printf() attribute (Jani) Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1449670818-2966-1-git-send-email-ville.syrjala@linux.intel.com
2015-11-24drm: Pass the user drm_mode_fb_cmd2 as const to .fb_create()Ville Syrjälä2-3/+3
Drivers shouldn't clobber the passed in addfb ioctl parameters. i915 was doing just that. To prevent it from happening again, pass the struct around as const, starting all the way from internal_framebuffer_create(). Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-11-24drm: Remove unused fbdev_list membersLukas Wunner1-1/+0
I noticed that intel_fbdev->our_mode is unused. Introduced by 79e539453b34 ("DRM: i915: add mode setting support"). Then I noticed that intel_fbdev->fbdev_list is unused as well. Introduced by 386516744ba4 ("drm/fb: fix fbdev object model + cleanup properly.") in i915, nouveau and radeon. Subsequently cargo culted to amdgpu, ast, cirrus, qxl, udl, virtio and mgag200. Already removed from the latter with cc59487a05b1 ("drm/mgag200: 'fbdev_list' in 'struct mga_fbdev' is not used"). Remove it from the others. Signed-off-by: Lukas Wunner <lukas@wunner.de> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>