- 05 Jul, 2018 2 commits
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kbuild test robot authored
Fixes: 58d8108f080c ("drm/vkms: Introduce basic VKMS driver") Signed-off-by:Fengguang Wu <fengguang.wu@intel.com> Acked-by:
Haneen Mohammed <hamohammed.sa@gmail.com> Signed-off-by:
Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by:
Gustavo Padovan <gustavo.padovan@collabora.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180515113052.GA111532@lkp-ib04
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Haneen Mohammed authored
This patch introduces Virtual Kernel Mode-Setting (VKMS) driver. It creates a very basic kms driver with 1 crtc/encoder/connector/plane. VKMS driver would be useful for testing, or for running X (or similar) on headless machines and be able to still use the GPU. Thus it enables a virtual display without the need for hardware display capability. Signed-off-by:
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- 04 Jul, 2018 3 commits
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Kees Cook authored
In the quest to remove all stack VLA usage from the kernel[1], this switches to using a kmalloc allocation and moves all the size calculations to the start to do an allocation. If an upper bounds on the mode timing calculations could be determined, a fixed stack size could be used instead. [1] https://lkml.kernel.org/r/CA+55aFzCG-zNmZwX4A2FQpadafLfEzK6CC=qPXydAacU1RqZWA@mail.gmail.comSigned-off-by:
Kees Cook <keescook@chromium.org> Signed-off-by:
Maxime Ripard <maxime.ripard@bootlin.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180629184740.GA37415@beast
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Dan Carpenter authored
The > should be >= here so that we don't read beyond the end of the dma->buflist[] array. Signed-off-by:
Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by:
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Daniel Vetter authored
- Intro section that links to how this is exposed to userspace. - Lots more hyperlinks. - Minor clarifications and style polish v2: Add misplaced hunk of kerneldoc from a different patch. Reviewed-by:
Christian König <christian.koenig@amd.com> Signed-off-by:
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- 03 Jul, 2018 11 commits
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Dan Carpenter authored
If page_offset is == num_pages then we end up reading beyond the end of obj->pages[]. Fixes: af33a919 ("drm/vgem: Enable dmabuf import interfaces") Signed-off-by:
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Dan Carpenter authored
If vertex->idx == dma->buf_count then we end up reading one element beyond the end of the dma->buflist[] array. Signed-off-by:
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Daniel Vetter authored
dma_fence_default_wait is the default now, same for the trivial enable_signaling implementation. Reviewed-by:
Eric Anholt <eric@anholt.net> Signed-off-by:
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Daniel Vetter authored
dma_fence_default_wait is the default now, same for the trivial enable_signaling implementation. v2: Also remove the relase hook, dma_fence_free is the default. Reviewed-by:
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Daniel Vetter authored
The trivial enable_signaling implementation matches the default code. v2: Fix up commit message to match patch better (Eric). Cc: Eric Anholt <eric@anholt.net> Reviewed-by:
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Daniel Vetter authored
dma_fence_default_wait is the default now, same for the trivial enable_signaling implementation. Acked-by:
Lucas Stach <l.stach@pengutronix.de> Reviewed-by:
Christian Gmeiner <christian.gmeiner@gmail.com> Signed-off-by:
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Daniel Vetter authored
dma_fence_default_wait is the default now, same for the trivial enable_signaling implementation. Reviewed-by:
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Daniel Vetter authored
dma_fence_default_wait is the default now. Reviewed-by:
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Daniel Vetter authored
Almost everyone uses dma_fence_default_wait. v2: Also remove the BUG_ON(!ops->wait) (Chris). Reviewed-by: Christian König <christian.koenig@amd.com> (v1) Signed-off-by:
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Russell King authored
In commits: 34a2ab5e ("drm: Add acquire ctx parameter to ->update_plane") 19315294 ("drm: Add acquire ctx parameter to ->plane_disable") a pointer to a drm_modeset_acquire_ctx structure was added as an argument to the method prototypes. The transitional helpers are supposed to be directly plugged in as implementations of these methods, but doing so generates a warning. Add the missing argument. A number of buggy users were added for drm_plane_helper_disable() which need to be fixed up for this change, which we do by passing a NULL ctx argument. Fixes: 19315294 ("drm: Add acquire ctx parameter to ->plane_disable") Signed-off-by:
Russell King <rmk+kernel@armlinux.org.uk> Signed-off-by:
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Daniel Vetter authored
Apparently didn't get carefully checked. Fixes: 50525c33 ("drm: content-type property for HDMI connector") Cc: Hans Verkuil <hans.verkuil@cisco.com> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by:
Stanislav Lisovskiy <stanislav.lisovskiy@intel.com> Signed-off-by:
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- 02 Jul, 2018 13 commits
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Ville Syrjälä authored
Use drm_{plane,connector}_mask() where appropriate. Cc: VMware Graphics <linux-graphics-maintainer@vmware.com> Cc: Sinclair Yeh <syeh@vmware.com> Cc: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by:Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180626194716.12522-10-ville.syrjala@linux.intel.comReviewed-by:
Rodrigo Vivi <rodrigo.vivi@intel.com>
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Ville Syrjälä authored
Use drm_crtc_mask() where appropriate. Cc: Eric Anholt <eric@anholt.net> Signed-off-by:
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Ville Syrjälä authored
Use drm_crtc_mask() where appropriate. Cc: Maxime Ripard <maxime.ripard@bootlin.com> Signed-off-by:
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Ville Syrjälä authored
Use drm_plane_mask() where appropriate. Cc: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by:
Philipp Zabel <p.zabel@pengutronix.de>
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Ville Syrjälä authored
Use drm_{plane,crtc,encoder,connector}_mask() where appropriate. Signed-off-by: -
Ville Syrjälä authored
Add drm_connector_mask() which returns the 1<<index for the connector. We already have an identical drm_crtc_mask() for crtcs. Mostly performed with coccinelle: @@ @@ - (1<<drm_connector_index( + drm_connector_mask( ...) - ) @@ @@ - 1<<drm_connector_index( + drm_connector_mask( ...) @@ @@ - BIT(drm_connector_index( + drm_connector_mask( ...) - ) Signed-off-by:
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Ville Syrjälä authored
Add drm_encoder_mask() which returns the 1<<index for the encoder. We already have an identical drm_crtc_mask() for crtcs. Mostly performed with coccinelle: @@ @@ - (1<<drm_encoder_index( + drm_encoder_mask( ...) - ) @@ @@ - 1<<drm_encoder_index( + drm_encoder_mask( ...) @@ @@ - BIT(drm_encoder_index( + drm_encoder_mask( ...) - ) Signed-off-by:
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Ville Syrjälä authored
Use drm_crtc_mask() where appropriate. Mostly performed with coccinelle: @@ @@ - (1<<drm_crtc_index( + drm_crtc_mask( ...) - ) @@ @@ - 1<<drm_crtc_index( + drm_crtc_mask( ...) @@ @@ - BIT(drm_crtc_index( + drm_crtc_mask( ...) - ) Signed-off-by:
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Ville Syrjälä authored
Add drm_plane_mask() which returns the 1<<index for the plane. We already have an identical drm_crtc_mask() for crtcs. Mostly performed with coccinelle: @@ @@ - (1<<drm_plane_index( + drm_plane_mask( ...) - ) @@ @@ - 1<<drm_plane_index( + drm_plane_mask( ...) @@ @@ - BIT(drm_plane_index( + drm_plane_mask( ...) - ) Signed-off-by:
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Ville Syrjälä authored
Update drm_atomic_helper_commit_planes_on_crtc() to use explicit old/new states instead of relying on obj->state. Signed-off-by:
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Daniel Vetter authored
When this was introduced in commit a519435a Author: Christian König <christian.koenig@amd.com> Date: Tue Oct 20 16:34:16 2015 +0200 dma-buf/fence: add fence_wait_any_timeout function v2 there was a restriction added that this only works if the dma-fence uses the dma_fence_default_wait hook. Which works for amdgpu, which is the only caller. Well, until you share some buffers with e.g. i915, then you get an -EINVAL. But there's really no reason for this, because all drivers must support callbacks. The special ->wait hook is only as an optimization; if the driver needs to create a worker thread for an active callback, then it can avoid to do that if it knows that there's a process context available already. So ->wait is just an optimization, just using the logic in dma_fence_default_wait() should work for all drivers. Let's remove this restriction. Reviewed-by:
Daniel Vetter <daniel.vetter@intel.com> Cc: Sumit Semwal <sumit.semwal@linaro.org> Cc: Gustavo Padovan <gustavo@padovan.org> Cc: linux-media@vger.kernel.org Cc: linaro-mm-sig@lists.linaro.org Cc: Christian König <christian.koenig@amd.com> Cc: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180503142603.28513-4-daniel.vetter@ffwll.ch
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Daniel Vetter authored
Many drivers have a trivial implementation for ->enable_signaling. Let's make it optional by assuming that signalling is already available when the callback isn't present. v2: Don't do the trick to set the ENABLE_SIGNAL_BIT unconditionally, it results in an expensive spinlock take for everyone. Instead just check if the callback is present. Suggested by Maarten. Also move misplaced kerneldoc hunk to the right patch. Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Reviewed-by: Christian König <christian.koenig@amd.com> (v1) Reviewed-by:
Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by:
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Daniel Vetter authored
Noticed while I was typing docs. Entirely unused. v2: Remove reference in @timeline_value_str too. While at it clarify why timeline_value_str has a fence parameter - we don't have an explicit timeline structure unfortunately. Cc: Eric Anholt <eric@anholt.net> Reviewed-by:
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- 01 Jul, 2018 1 commit
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Linus Walleij authored
The Nomadik has a variant of the PL110 known as "Color LCD Controller" LCDC. This variant has the same bit ordering as the DRM subsystem (in difference from the other variants) and adds a few bits for the control of 5551, 565 etc in the control register. Notably it also adds a packed RGB888 24BPP mode. We add support by detecting this variant and also adding a small plug-in that will mux the LCDC out if the ASIC happens to be muxed to the other graphics controller (they are mutually exclusive). Reviewed-by:
Linus Walleij <linus.walleij@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20180621184450.25377-1-linus.walleij@linaro.org
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- 29 Jun, 2018 9 commits
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Eric Anholt authored
This allows panels or bridges that need to send DSI commands during pre_enable() to successfully send them. We delay DISP0 (aka the actual display) enabling until after pre_enable so that pixels aren't streaming before then. v2: Just clear out the encoder->bridge value to disable the midlayer calls (idea by Andrzej Hajda). Signed-off-by:Andrzej Hajda <a.hajda@samsung.com>
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Eric Anholt authored
This will be used by Mesa, and potentially other drivers in the future, to describe tiled buffers. Signed-off-by:
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Dirk Hohndel (VMware) authored
This is dual licensed under GPL-2.0 or MIT. vmwgfx_msg.h is the odd one out that is GPL-2.0+ or MIT. Acked-by:
Thomas Gleixner <tglx@linutronix.de> Signed-off-by:
Dirk Hohndel (VMware) <dirk@hohndel.org> Signed-off-by:
Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180506231626.115996-9-dirk@hohndel.org
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Dirk Hohndel (VMware) authored
These files are licensed under GPL-2.0. Removing the MIT boilerplate as that really didn't make any sense for those two header files. Acked-by:
Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by:
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Dirk Hohndel (VMware) authored
This is dual licensed under GPL-2.0 or MIT. Acked-by:
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Dirk Hohndel (VMware) authored
This is dual licensed under GPL-2.0 or MIT. Acked-by:
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Dirk Hohndel (VMware) authored
This is dual licensed under GPL-2.0 or MIT. Signed-off-by:
David Herrmann <dh.herrmann@gmail.com> Signed-off-by:
David Airlie <airlied@linux.ie> Acked-by:
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Gustavo Padovan authored
Merge tag 'ib-fbdev-drm-v4.19-deferred-console-takeover-fixup' of https://github.com/bzolnier/linux into drm-misc-next Immutable branch between fbdev and drm for the v4.19 merge window (contains build fixup for the deferred console takeover feature) Signed-off-by:
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Hans de Goede authored
Export dummycon_[un]register_output_notifier, the fbcon code needs this and may be build as a module. Fixes: 83d83beb ("console/fbcon: Add support for deferred console takeover") Cc: Stephen Rothwell <sfr@canb.auug.org.au> Reported-by:
Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by:
Hans de Goede <hdegoede@redhat.com> Signed-off-by:
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
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- 28 Jun, 2018 1 commit
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Gustavo Padovan authored
Merge tag 'ib-fbdev-drm-v4.19-deferred-console-takeover' of https://github.com/bzolnier/linux into drm-misc-next Immutable branch between fbdev and drm for the v4.19 merge window (contains the deferred console takeover feature) Signed-off-by:
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