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path: root/drivers/gpu/drm/gma500/framebuffer.c
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2019-06-19Merge v5.2-rc5 into drm-nextDaniel Vetter1-13/+1
Maarten needs -rc4 backmerged so he can pull in the fbcon notifier removal topic branch into drm-misc-next. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2019-06-05treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 335Thomas Gleixner1-13/+1
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms and conditions of the gnu general public license version 2 as published by the free software foundation this program is distributed in the hope it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not write to the free software foundation inc 51 franklin st fifth floor boston ma 02110 1301 usa extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 111 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190530000436.567572064@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-22drm/gma500: drop drmp.h include from all .c filesSam Ravnborg1-12/+12
Drop remaining uses of the deprecated drmP.h in gma500 Replaced drmp.h with forward declarations or include files as relevant. Moved all include files to blocks in following order: \#include <linux/*> \#include <asm/*> \#include <drm/*> \#include "" And within each block sort the include files alphabetically. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel@ffwll.ch> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190519195526.3422-6-sam@ravnborg.org
2019-05-20drm: Replace instances of drm_format_info by drm_get_format_infoMaxime Ripard1-1/+1
drm_get_format_info directly calls into drm_format_info, but takes directly a struct drm_mode_fb_cmd2 pointer, instead of the fourcc directly. It's shorter to not dereference it, and we can customise the behaviour at the driver level if we want to, so let's switch to it where it makes sense. Reviewed-by: Emil Velikov <emil.velikov@collabora.com> Reviewed-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com> Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com> Link: https://patchwork.freedesktop.org/patch/msgid/5859d68664b8f0804a56e7386937f6db986b9e0f.1558002671.git-series.maxime.ripard@bootlin.com
2019-03-27drm/gma500: Use drm_fb_helper_fill_infoDaniel Vetter1-6/+1
This will change the fb name from "psbdrmfb" to "gma500drmfb". v2: Rebase Acked-by: Noralf Trønnes <noralf@tronnes.org> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190326132008.11781-9-daniel.vetter@ffwll.ch
2019-01-29drm/<drivers>: Don't set FBINFO_(FLAG_)DEFAULTDaniel Vetter1-1/+0
Both macros evaluate to 0. At the same time flag is already set to zero since the struct is kzalloc'd in framebuffer_alloc(). As called by drm_fb_helper_alloc_fbi() in the DRM drivers. v2: Rebase and improve commit message per Emil's suggestion. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Cc: Inki Dae <inki.dae@samsung.com> Cc: Joonyoung Shim <jy0922.shim@samsung.com> Cc: Seung-Woo Kim <sw0312.kim@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: Kukjin Kim <kgene@kernel.org> Cc: Krzysztof Kozlowski <krzk@kernel.org> Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Cc: Ben Skeggs <bskeggs@redhat.com> Cc: Sandy Huang <hjc@rock-chips.com> Cc: "Heiko Stübner" <heiko@sntech.de> Cc: Thierry Reding <thierry.reding@gmail.com> Cc: Jonathan Hunter <jonathanh@nvidia.com> Cc: Hans de Goede <hdegoede@redhat.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Cc: Alexander Kapshuk <alexander.kapshuk@gmail.com> Cc: linux-arm-kernel@lists.infradead.org Cc: linux-samsung-soc@vger.kernel.org Cc: nouveau@lists.freedesktop.org Cc: linux-rockchip@lists.infradead.org Cc: linux-tegra@vger.kernel.org Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com> Acked-by: Thierry Reding <treding@nvidia.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190124165831.16427-27-daniel.vetter@ffwll.ch
2018-08-23drivers/gpu/drm/gma500/: change return type to vm_fault_tSouptick Joarder1-9/+5
Use new return type vm_fault_t for fault handler. For now, this is just documenting that the function returns a VM_FAULT value rather than an errno. Once all instances are converted, vm_fault_t will become a distinct type. Ref-> 1c8f422059ae ("mm: change return type to vm_fault_t") Previously vm_insert_{pfn,mixed} returns err which driver mapped into VM_FAULT_* type. The new function vmf_insert_{pfn,mixed} will replace this inefficiency by returning VM_FAULT_* type. vmf_error() is the newly introduce inline function in 4.17-rc6. Link: http://lkml.kernel.org/r/20180713154541.GA3345@jordon-HP-15-Notebook-PC Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com> Reviewed-by: Matthew Wilcox <mawilcox@microsoft.com> Cc: David Airlie <airlied@linux.ie> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Cc: Matthew Wilcox <willy@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-06-26drm/gma500: Replace drm_gem_object_unreference_unlocked with put functionThomas Zimmermann1-1/+1
This patch unifies the naming of DRM functions for reference counting of struct drm_gem_object. The resulting code is more aligned with the rest of the Linux kernel interfaces. Signed-off-by: Thomas Zimmermann <contact@tzimmermann.org> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20180625152148.29555-1-contact@tzimmermann.org
2018-05-18drm/gma500: Move GEM BO to drm_framebufferDaniel Stone1-51/+11
Since drm_framebuffer can now store GEM objects directly, place them there rather than in our own subclass. As this makes the framebuffer create_handle and destroy functions the same as the GEM framebuffer helper, we can reuse those. Signed-off-by: Daniel Stone <daniels@collabora.com> Reviewed-by: Thierry Reding <treding@nvidia.com> Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180330141138.28987-20-daniels@collabora.com
2017-12-08drm/gma500: Use drm_fb_helper_lastclose() and _poll_changed()Noralf Trønnes1-8/+1
This driver can use drm_fb_helper_lastclose() as its .lastclose callback. It can also use drm_fb_helper_output_poll_changed() as its .output_poll_changed callback. Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Signed-off-by: Noralf Trønnes <noralf@tronnes.org> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20171205182504.41923-6-noralf@tronnes.org
2017-08-04drm: gma500: remove dead code and pointless local lut storagePeter Rosin1-22/+0
The redundant fb helpers .gamma_set and .gamma_get are no longer used. Remove the dead code and hook up the crtc .gamma_set to use the crtc gamma_store directly instead of duplicating that info locally. Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Peter Rosin <peda@axentia.se> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20170713162538.22788-9-peda@axentia.se
2017-03-14Merge tag 'doc-4.11-images' of git://git.lwn.net/linux into drm-misc-nextDaniel Vetter1-1/+2
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 Jiang1-1/+2
->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 Vetter1-6/+3
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 Bertazi1-1/+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
2017-01-09Merge tag 'drm-misc-next-2016-12-30' of ↵Dave Airlie1-3/+3
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 ...
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 Kara1-1/+1
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>
2016-11-14drm/gma500: use DRM_FB_HELPER_DEFAULT_OPS for fb_opsStefan Christ1-9/+3
This refactoring leads to real functional changes in the driver. Now the struct psbfb_ops implements two additional members: .fb_setcmap = drm_fb_helper_setcmap, .fb_pan_display = drm_fb_helper_pan_display, and the struct psbfb_roll_ops implements one additional member: .fb_setcmap = drm_fb_helper_setcmap, and the struct psbfb_unaccel_ops implements two additional members: .fb_setcmap = drm_fb_helper_setcmap, .fb_pan_display = drm_fb_helper_pan_display, These changes are not tested. Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.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/1479078208-25221-19-git-send-email-contact@stefanchrist.eu
2016-10-18drm: gma500: Replace drm_fb_get_bpp_depth() with drm_format_info()Laurent Pinchart1-11/+9
The driver uses drm_fb_get_bpp_depth() to check whether it can support the format requested by userspace when creating a framebuffer. This isn't the right API, as it doesn't differentiate between RGB formats other than on a depth and bpp basis. Fixing this requires non trivial changes to the drivers internals. As a first step, replace usage of the drm_fb_get_bpp_depth() function with an equivalent check based on drm_format_info(). This is part of a wider effort to remove usage of the drm_fb_get_bpp_depth() function in drivers. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Archit Taneja <architt@codeaurora.org> Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-9-git-send-email-laurent.pinchart@ideasonboard.com
2016-10-13drm/gma500: remove useless commentJiang Biao1-1/+0
Remove useless comment in framebuffer.c. Signed-off-by: Jiang Biao <jiang.biao2@zte.com.cn> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1476165825-12137-1-git-send-email-jiang.biao2@zte.com.cn
2016-10-13gpu: drm: gma500: Use vma_pages()Shyam Saini1-1/+1
Replace explicit computation of vma page count by a call to vma_pages() Signed-off-by: Shyam Saini <mayhs11saini@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1476054436-9378-1-git-send-email-mayhs11saini@gmail.com
2016-08-12drm: Remove superflous linux/fb.h includesDaniel Vetter1-1/+0
Everyone who uses the fbdev emulation helpers doesn't need to include fb.h directly. Remove it. Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1470847958-28465-3-git-send-email-daniel.vetter@ffwll.ch
2016-07-28drm/gma500: remove unnecessary stub for fb_ioctl()Stefan Christ1-9/+0
Stub implementation of fb_ioctl can be omitted, because function do_fb_ioctl already returns -ENOTTY when fb_ioctl is not assigned. Signed-off-by: Stefan Christ <s.christ@phytec.de> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1469622270-10803-1-git-send-email-s.christ@phytec.de
2016-05-17drm: Remove unused drm_device from drm_gem_object_lookup()Chris Wilson1-1/+1
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>
2016-04-08drm/gma500: fix double freeingSudip Mukherjee1-9/+4
We are allocating backing using psbfb_alloc() and so backing->stolen is always true. So we were freeing backing two times. Moreover if we follow the execution path then we should be freeing backing after we have released the helper. So remove the one which frees backing before the helper is released. While at it the error labels are also renamed to give a meaningful name. [Patrik: Fixed conflict with removal of struct_mutex] Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org> Reviewed-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
2016-02-09Merge tag 'topic/drm-misc-2016-02-08' of ↵Dave Airlie1-16/+4
git://anongit.freedesktop.org/drm-intel into drm-next First drm-misc pull req for 4.6. Big one is the drm_event cleanup, which is also prep work for adding android fence support to kms (Gustavo is planning to do that). Otherwise random small bits all over. * tag 'topic/drm-misc-2016-02-08' of git://anongit.freedesktop.org/drm-intel: (33 commits) gma500: clean up an excessive and confusing helper drm/gma500: remove helper function drm/vmwgfx: Nuke preclose hook drm/vc4: Nuke preclose hook drm/tilcdc: Nuke preclose hook drm/tegra: Stop cancelling page flip events drm/shmob: Nuke preclose hook drm/rcar: Nuke preclose hook drm/omap: Nuke close hooks drm/msm: Nuke preclose hooks drm/imx: Unconfuse preclose logic drm/exynos: Remove event cancelling from postclose drm/atmel: Nuke preclose drm/i915: Nuke intel_modeset_preclose drm: Nuke vblank event file cleanup code drm: Clean up pending events in the core drm/vblank: Use drm_event_reserve_init drm/vmwgfx: fix a NULL dereference drm/crtc-helper: Add caveat to disable_unused_functions doc drm/gma500: Remove empty preclose hook ...
2016-02-08gma500: clean up an excessive and confusing helperAlan Cox1-16/+4
This is a left over from the great clean ups in the past. It's confusing as it returns an int, yet has one caller that never uses it. The caller already has all the right private variables local so the entire function can be replaced by a simple if call. Signed-off-by: Alan Cox <alan@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20160129193731.8475.47809.stgit@localhost.localdomain Acked-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2016-01-17Merge branch 'akpm' (patches from Andrew)Linus Torvalds1-1/+3
Merge second patch-bomb from Andrew Morton: - more MM stuff: - Kirill's page-flags rework - Kirill's now-allegedly-fixed THP rework - MADV_FREE implementation - DAX feature work (msync/fsync). This isn't quite complete but DAX is new and it's good enough and the guys have a handle on what needs to be done - I expect this to be wrapped in the next week or two. - some vsprintf maintenance work - various other misc bits * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (145 commits) printk: change recursion_bug type to bool lib/vsprintf: factor out %pN[F] handler as netdev_bits() lib/vsprintf: refactor duplicate code to special_hex_number() printk-formats.txt: remove unimplemented %pT printk: help pr_debug and pr_devel to optimize out arguments lib/test_printf.c: test dentry printing lib/test_printf.c: add test for large bitmaps lib/test_printf.c: account for kvasprintf tests lib/test_printf.c: add a few number() tests lib/test_printf.c: test precision quirks lib/test_printf.c: check for out-of-bound writes lib/test_printf.c: don't BUG lib/kasprintf.c: add sanity check to kvasprintf lib/vsprintf.c: warn about too large precisions and field widths lib/vsprintf.c: help gcc make number() smaller lib/vsprintf.c: expand field_width to 24 bits lib/vsprintf.c: eliminate potential race in string() lib/vsprintf.c: move string() below widen_string() lib/vsprintf.c: pull out padding code from dentry_name() printk: do cond_resched() between lines while outputting to consoles ...
2016-01-15mm, dax, gpu: convert vm_insert_mixed to pfn_tDan Williams1-1/+3
Convert the raw unsigned long 'pfn' argument to pfn_t for the purpose of evaluating the PFN_MAP and PFN_DEV flags. When both are set it triggers _PAGE_DEVMAP to be set in the resulting pte. There are no functional changes to the gpu drivers as a result of this conversion. Signed-off-by: Dan Williams <dan.j.williams@intel.com> Cc: Dave Hansen <dave@sr71.net> Cc: David Airlie <airlied@linux.ie> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2015-12-01drm/gma500: Drop dev->struct_mutex from fbdev init/teardown codeDaniel Vetter1-10/+2
This is init/teardown code, locking is just to appease locking checks. And since gem create/free doesn't need this any more there's really no reason for grabbing dev->struct_mutex. Again important to switch obj_unref to _unlocked variants. Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Acked-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1448271183-20523-19-git-send-email-daniel.vetter@ffwll.ch
2015-11-24drm: Pass the user drm_mode_fb_cmd2 as const to .fb_create()Ville Syrjälä1-3/+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>
2015-08-06drm/gma500: Use new drm_fb_helper functionsArchit Taneja1-32/+16
Use the newly created wrapper drm_fb_helper functions instead of calling core fbdev functions directly. They also simplify the fb_info creation. v2: - removed unused variable 'device' in psbfb_create Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Archit Taneja <architt@codeaurora.org> Reviewed-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-01-21drm/fb-helper: Propagate errors from initial config failureThierry Reding1-4/+18
Make drm_fb_helper_initial_config() return an int rather than a bool so that the error can be properly propagated. While at it, update drivers to propagate errors further rather than just ignore them. v2: - cirrus: No cleanup is required, the top-level cirrus_driver_load() will do it as part of cirrus_driver_unload() in its cleanup path. Reported-by: Fengguang Wu <fengguang.wu@intel.com> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Cc: Rob Clark <robdclark@gmail.com> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com> Cc: Alex Deucher <alexander.deucher@amd.com> Cc: Christian König <christian.koenig@amd.com> Cc: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Thierry Reding <treding@nvidia.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Reviewed-by: Christian König <christian.koenig@amd.com> [danvet: Squash in simplification patch from kbuild.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2014-09-24drm/gma500: use container_of to resolve psb_fbdev from drm_fb_helperFabian Frederick1-1/+2
Use container_of instead of casting first structure member. Signed-off-by: Fabian Frederick <fabf@skynet.be> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2014-07-08drm: Introduce drm_fb_helper_prepare()Thierry Reding1-1/+2
To implement hotplug detection in a race-free manner, drivers must call drm_kms_helper_poll_init() before hotplug events can be triggered. Such events can be triggered right after any of the encoders or connectors are initialized. At the same time, if the drm_fb_helper_hotplug_event() helper is used by a driver, then the poll helper requires some parts of the FB helper to be initialized to prevent a crash. At the same time, drm_fb_helper_init() requires information that is not necessarily available at such an early stage (number of CRTCs and connectors), so it cannot be used yet. Add a new helper, drm_fb_helper_prepare(), that initializes the bare minimum needed to allow drm_kms_helper_poll_init() to execute and any subsequent hotplug events to be processed properly. Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2014-07-08drm: Constify struct drm_fb_helper_funcsThierry Reding1-1/+1
There's no need for this to be modifiable. Make it const so that it can be put into the .rodata section. Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Thierry Reding <treding@nvidia.com> Acked-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Dave Airlie <airlied@redhat.com>
2014-03-17drm/gma500: Add backing type and base align to psb_gem_create()Patrik Jakobsson1-1/+1
We'll need this for our gem create ioctl in a later patch. Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
2013-11-08drm/gma500: Add chip specific sdvo masksPatrik Jakobsson1-1/+1
Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
2013-07-24drm/gma500: Rename psb_intel_encoder to gma_encoderPatrik Jakobsson1-4/+3
The psb_intel_encoder is generic and should be named appropriately Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
2013-07-24drm/gma500: Rename psb_intel_connector to gma_connectorPatrik Jakobsson1-1/+1
The psb_intel_connector is generic and should be named appropriately Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
2013-07-24drm/gma500: Rename psb_intel_crtc to gma_crtcPatrik Jakobsson1-8/+8
The psb_intel_crtc is generic and should be named appropriately Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
2013-07-24drm/gma500: Convert to generic encoder funcsPatrik Jakobsson1-1/+1
Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
2013-07-23drm/gem: simplify object initializationDavid Herrmann1-4/+2
drm_gem_object_init() and drm_gem_private_object_init() do exactly the same (except for shmem alloc) so make the first use the latter to reduce code duplication. Also drop the return code from drm_gem_private_object_init(). It seems unlikely that we will extend it any time soon so no reason to keep it around. This simplifies code paths in drivers, too. Last but not least, fix gma500 to call drm_gem_object_release() before freeing objects that were allocated via drm_gem_private_object_init(). That isn't actually necessary for now, but might be in the future. Signed-off-by: David Herrmann <dh.herrmann@gmail.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Acked-by: Rob Clark <robdclark@gmail.com> Signed-off-by: Dave Airlie <airlied@gmail.com>
2013-05-15drm/gma500: Add fb gtt offset to fb basePatrik Jakobsson1-2/+2
Old code assumed framebuffer starts at base of stolen memory. Since the addition of hardware cursors, this might not be true anymore so add the gtt offset to the calculation. Reported-by: Holger Schurig <holgerschurig@gmail.com> Tested-by: Holger Schurig <holgerschurig@gmail.com> Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
2013-04-25drm/gma500: Increase max resolution for mode settingPatrik Jakobsson1-2/+2
By having a higher max resolution we can now set up a virtual framebuffer that spans several monitors. 4096 should be ok since we're gen 3 or higher and should be enough for most dual head setups. Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
2013-04-03drm/gma500: Change fb name so pm-utils doesn't apply quirksPatrik Jakobsson1-1/+1
By having 'drm' and 'fb' in the fb screeninfo id, pm-utils will leave us alone. Otherwise we'll have quirks up to our ears and resume will break. Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
2013-02-14drm/<drivers>: simplify ->fb_probe callbackDaniel Vetter1-9/+1
The fb helper lost its support for reallocating an fb completely, so no need to return special success values any more. Reviewed-by: Rob Clark <robdclark@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>